Re: [PATCH 093/165] drm/radeon/kms: add dpm support for cayman

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On Wed, Jun 26, 2013 at 09:22:53AM -0400, alexdeucher@xxxxxxxxx wrote:
> From: Alex Deucher <alexander.deucher@xxxxxxx>
> 
> This adds dpm support for cayman asics.  This includes:
> - clockgating
> - dynamic engine clock scaling
> - dynamic memory clock scaling
> - dynamic voltage scaling
> - dynamic pcie gen1/gen2 switching (requires additional acpi support)
> - power containment
> - shader power scaling
> 
> Set radeon.dpm=1 to enable.
> 
> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>

Reviewed-by: Jerome Glisse <jglisse@xxxxxxxxxx>

> ---
>  drivers/gpu/drm/radeon/Makefile       |    2 +-
>  drivers/gpu/drm/radeon/btc_dpm.c      |   36 +-
>  drivers/gpu/drm/radeon/btc_dpm.h      |   20 +-
>  drivers/gpu/drm/radeon/cypress_dpm.c  |   11 +-
>  drivers/gpu/drm/radeon/cypress_dpm.h  |    4 +
>  drivers/gpu/drm/radeon/ni.c           |    4 +-
>  drivers/gpu/drm/radeon/ni_dpm.c       | 4093 +++++++++++++++++++++++++++++++++
>  drivers/gpu/drm/radeon/ni_dpm.h       |  233 ++
>  drivers/gpu/drm/radeon/nid.h          |  552 +++++
>  drivers/gpu/drm/radeon/nislands_smc.h |  329 +++
>  drivers/gpu/drm/radeon/ppsmc.h        |   12 +
>  drivers/gpu/drm/radeon/radeon_asic.c  |   12 +
>  drivers/gpu/drm/radeon/radeon_asic.h  |   10 +
>  drivers/gpu/drm/radeon/radeon_pm.c    |    1 +
>  drivers/gpu/drm/radeon/radeon_ucode.h |    5 +
>  drivers/gpu/drm/radeon/rv770_smc.c    |   27 +
>  16 files changed, 5323 insertions(+), 28 deletions(-)
>  create mode 100644 drivers/gpu/drm/radeon/ni_dpm.c
>  create mode 100644 drivers/gpu/drm/radeon/ni_dpm.h
>  create mode 100644 drivers/gpu/drm/radeon/nislands_smc.h
> 
> diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile
> index 2239ec2..32d1c7f 100644
> --- a/drivers/gpu/drm/radeon/Makefile
> +++ b/drivers/gpu/drm/radeon/Makefile
> @@ -79,7 +79,7 @@ radeon-y += radeon_device.o radeon_asic.o radeon_kms.o \
>  	si_blit_shaders.o radeon_prime.o radeon_uvd.o cik.o cik_blit_shaders.o \
>  	r600_dpm.o rs780_dpm.o rv6xx_dpm.o rv770_dpm.o rv730_dpm.o rv740_dpm.o \
>  	rv770_smc.o cypress_dpm.o btc_dpm.o sumo_dpm.o sumo_smc.o trinity_dpm.o \
> -	trinity_smc.o
> +	trinity_smc.o ni_dpm.o
>  
>  radeon-$(CONFIG_COMPAT) += radeon_ioc32.o
>  radeon-$(CONFIG_VGA_SWITCHEROO) += radeon_atpx_handler.o
> diff --git a/drivers/gpu/drm/radeon/btc_dpm.c b/drivers/gpu/drm/radeon/btc_dpm.c
> index 989592e..79f5ed4 100644
> --- a/drivers/gpu/drm/radeon/btc_dpm.c
> +++ b/drivers/gpu/drm/radeon/btc_dpm.c
> @@ -1152,7 +1152,7 @@ static const u32 turks_sysls_enable[] =
>  
>  #endif
>  
> -u32 btc_valid_sclk[] =
> +u32 btc_valid_sclk[40] =
>  {
>  	5000,   10000,  15000,  20000,  25000,  30000,  35000,  40000,  45000,  50000,
>  	55000,  60000,  65000,  70000,  75000,  80000,  85000,  90000,  95000,  100000,
> @@ -1168,8 +1168,8 @@ static const struct radeon_blacklist_clocks btc_blacklist_clocks[] =
>          { 25000, 30000, RADEON_SCLK_UP }
>  };
>  
> -static void btc_apply_voltage_dependency_rules(struct radeon_clock_voltage_dependency_table *table,
> -					       u32 clock, u16 max_voltage, u16 *voltage)
> +void btc_apply_voltage_dependency_rules(struct radeon_clock_voltage_dependency_table *table,
> +					u32 clock, u16 max_voltage, u16 *voltage)
>  {
>  	u32 i;
>  
> @@ -1219,9 +1219,9 @@ static u32 btc_get_valid_sclk(struct radeon_device *rdev,
>  				    max_sclk, requested_sclk);
>  }
>  
> -static void btc_skip_blacklist_clocks(struct radeon_device *rdev,
> -				      const u32 max_sclk, const u32 max_mclk,
> -				      u32 *sclk, u32 *mclk)
> +void btc_skip_blacklist_clocks(struct radeon_device *rdev,
> +			       const u32 max_sclk, const u32 max_mclk,
> +			       u32 *sclk, u32 *mclk)
>  {
>  	int i, num_blacklist_clocks;
>  
> @@ -1246,9 +1246,9 @@ static void btc_skip_blacklist_clocks(struct radeon_device *rdev,
>  	}
>  }
>  
> -static void btc_adjust_clock_combinations(struct radeon_device *rdev,
> -					  const struct radeon_clock_and_voltage_limits *max_limits,
> -					  struct rv7xx_pl *pl)
> +void btc_adjust_clock_combinations(struct radeon_device *rdev,
> +				   const struct radeon_clock_and_voltage_limits *max_limits,
> +				   struct rv7xx_pl *pl)
>  {
>  
>  	if ((pl->mclk == 0) || (pl->sclk == 0))
> @@ -1285,9 +1285,9 @@ static u16 btc_find_voltage(struct atom_voltage_table *table, u16 voltage)
>  	return table->entries[table->count - 1].value;
>  }
>  
> -static void btc_apply_voltage_delta_rules(struct radeon_device *rdev,
> -					  u16 max_vddc, u16 max_vddci,
> -					  u16 *vddc, u16 *vddci)
> +void btc_apply_voltage_delta_rules(struct radeon_device *rdev,
> +				   u16 max_vddc, u16 max_vddci,
> +				   u16 *vddc, u16 *vddci)
>  {
>  	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
>  	u16 new_voltage;
> @@ -1417,8 +1417,8 @@ static int btc_populate_smc_acpi_state(struct radeon_device *rdev,
>  	return ret;
>  }
>  
> -static void btc_program_mgcg_hw_sequence(struct radeon_device *rdev,
> -					 const u32 *sequence, u32 count)
> +void btc_program_mgcg_hw_sequence(struct radeon_device *rdev,
> +				  const u32 *sequence, u32 count)
>  {
>  	u32 i, length = count * 3;
>  	u32 tmp;
> @@ -1596,7 +1596,7 @@ static void btc_ls_clock_gating_enable(struct radeon_device *rdev,
>  	btc_program_mgcg_hw_sequence(rdev, p, count);
>  }
>  
> -static bool btc_dpm_enabled(struct radeon_device *rdev)
> +bool btc_dpm_enabled(struct radeon_device *rdev)
>  {
>  	if (rv770_is_smc_running(rdev))
>  		return true;
> @@ -1692,7 +1692,7 @@ static void btc_set_at_for_uvd(struct radeon_device *rdev)
>  
>  }
>  
> -static void btc_notify_uvd_to_smc(struct radeon_device *rdev)
> +void btc_notify_uvd_to_smc(struct radeon_device *rdev)
>  {
>  	struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps;
>  	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> @@ -1708,7 +1708,7 @@ static void btc_notify_uvd_to_smc(struct radeon_device *rdev)
>  	}
>  }
>  
> -static int btc_reset_to_default(struct radeon_device *rdev)
> +int btc_reset_to_default(struct radeon_device *rdev)
>  {
>  	if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) != PPSMC_Result_OK)
>  		return -EINVAL;
> @@ -1730,7 +1730,7 @@ static void btc_stop_smc(struct radeon_device *rdev)
>  	r7xx_stop_smc(rdev);
>  }
>  
> -static void btc_read_arb_registers(struct radeon_device *rdev)
> +void btc_read_arb_registers(struct radeon_device *rdev)
>  {
>  	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
>  	struct evergreen_arb_registers *arb_registers =
> diff --git a/drivers/gpu/drm/radeon/btc_dpm.h b/drivers/gpu/drm/radeon/btc_dpm.h
> index 807024d..c22d39f 100644
> --- a/drivers/gpu/drm/radeon/btc_dpm.h
> +++ b/drivers/gpu/drm/radeon/btc_dpm.h
> @@ -33,6 +33,24 @@
>  #define BTC_CGULVPARAMETER_DFLT                       0x00040035
>  #define BTC_CGULVCONTROL_DFLT                         0x00001450
>  
> -extern u32 btc_valid_sclk[];
> +extern u32 btc_valid_sclk[40];
> +
> +void btc_read_arb_registers(struct radeon_device *rdev);
> +void btc_program_mgcg_hw_sequence(struct radeon_device *rdev,
> +				  const u32 *sequence, u32 count);
> +void btc_skip_blacklist_clocks(struct radeon_device *rdev,
> +			       const u32 max_sclk, const u32 max_mclk,
> +			       u32 *sclk, u32 *mclk);
> +void btc_adjust_clock_combinations(struct radeon_device *rdev,
> +				   const struct radeon_clock_and_voltage_limits *max_limits,
> +				   struct rv7xx_pl *pl);
> +void btc_apply_voltage_dependency_rules(struct radeon_clock_voltage_dependency_table *table,
> +					u32 clock, u16 max_voltage, u16 *voltage);
> +void btc_apply_voltage_delta_rules(struct radeon_device *rdev,
> +				   u16 max_vddc, u16 max_vddci,
> +				   u16 *vddc, u16 *vddci);
> +bool btc_dpm_enabled(struct radeon_device *rdev);
> +int btc_reset_to_default(struct radeon_device *rdev);
> +void btc_notify_uvd_to_smc(struct radeon_device *rdev);
>  
>  #endif
> diff --git a/drivers/gpu/drm/radeon/cypress_dpm.c b/drivers/gpu/drm/radeon/cypress_dpm.c
> index 403ee15..22297b1 100644
> --- a/drivers/gpu/drm/radeon/cypress_dpm.c
> +++ b/drivers/gpu/drm/radeon/cypress_dpm.c
> @@ -45,9 +45,6 @@ struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps);
>  struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
>  struct evergreen_power_info *evergreen_get_pi(struct radeon_device *rdev);
>  
> -static u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
> -					   u32 memory_clock, bool strobe_mode);
> -
>  static void cypress_enable_bif_dynamic_pcie_gen2(struct radeon_device *rdev,
>  						 bool enable)
>  {
> @@ -416,7 +413,7 @@ static int cypress_populate_voltage_value(struct radeon_device *rdev,
>  	return 0;
>  }
>  
> -static u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk)
> +u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk)
>  {
>  	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
>  	u8 result = 0;
> @@ -434,7 +431,7 @@ static u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk)
>  	return result;
>  }
>  
> -static u32 cypress_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf)
> +u32 cypress_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf)
>  {
>  	u32 ref_clk = rdev->clock.mpll.reference_freq;
>  	u32 vco = clkf * ref_clk;
> @@ -603,8 +600,8 @@ static int cypress_populate_mclk_value(struct radeon_device *rdev,
>  	return 0;
>  }
>  
> -static u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
> -					   u32 memory_clock, bool strobe_mode)
> +u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
> +				    u32 memory_clock, bool strobe_mode)
>  {
>  	u8 mc_para_index;
>  
> diff --git a/drivers/gpu/drm/radeon/cypress_dpm.h b/drivers/gpu/drm/radeon/cypress_dpm.h
> index 9e24d7a..9b6198e 100644
> --- a/drivers/gpu/drm/radeon/cypress_dpm.h
> +++ b/drivers/gpu/drm/radeon/cypress_dpm.h
> @@ -141,5 +141,9 @@ void cypress_enable_mclk_control(struct radeon_device *rdev,
>  				 bool enable);
>  void cypress_start_dpm(struct radeon_device *rdev);
>  void cypress_advertise_gen2_capability(struct radeon_device *rdev);
> +u32 cypress_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf);
> +u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
> +				    u32 memory_clock, bool strobe_mode);
> +u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk);
>  
>  #endif
> diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
> index 7407762..ad65143 100644
> --- a/drivers/gpu/drm/radeon/ni.c
> +++ b/drivers/gpu/drm/radeon/ni.c
> @@ -194,6 +194,7 @@ MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
>  MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
>  MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
>  MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
> +MODULE_FIRMWARE("radeon/CAYMAN_smc.bin");
>  MODULE_FIRMWARE("radeon/ARUBA_pfp.bin");
>  MODULE_FIRMWARE("radeon/ARUBA_me.bin");
>  MODULE_FIRMWARE("radeon/ARUBA_rlc.bin");
> @@ -734,6 +735,7 @@ int ni_init_microcode(struct radeon_device *rdev)
>  		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
>  		rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
>  		mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
> +		smc_req_size = ALIGN(CAYMAN_SMC_UCODE_SIZE, 4);
>  		break;
>  	case CHIP_ARUBA:
>  		chip_name = "ARUBA";
> @@ -797,7 +799,7 @@ int ni_init_microcode(struct radeon_device *rdev)
>  		}
>  	}
>  
> -	if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAICOS)) {
> +	if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
>  		snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
>  		err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev);
>  		if (err)
> diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c
> new file mode 100644
> index 0000000..635bf04
> --- /dev/null
> +++ b/drivers/gpu/drm/radeon/ni_dpm.c
> @@ -0,0 +1,4093 @@
> +/*
> + * Copyright 2012 Advanced Micro Devices, Inc.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be included in
> + * all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
> + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
> + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + */
> +
> +#include "drmP.h"
> +#include "radeon.h"
> +#include "nid.h"
> +#include "r600_dpm.h"
> +#include "ni_dpm.h"
> +#include "atom.h"
> +
> +#define MC_CG_ARB_FREQ_F0           0x0a
> +#define MC_CG_ARB_FREQ_F1           0x0b
> +#define MC_CG_ARB_FREQ_F2           0x0c
> +#define MC_CG_ARB_FREQ_F3           0x0d
> +
> +#define SMC_RAM_END 0xC000
> +
> +static const struct ni_cac_weights cac_weights_cayman_xt =
> +{
> +	0x15,
> +	0x2,
> +	0x19,
> +	0x2,
> +	0x8,
> +	0x14,
> +	0x2,
> +	0x16,
> +	0xE,
> +	0x17,
> +	0x13,
> +	0x2B,
> +	0x10,
> +	0x7,
> +	0x5,
> +	0x5,
> +	0x5,
> +	0x2,
> +	0x3,
> +	0x9,
> +	0x10,
> +	0x10,
> +	0x2B,
> +	0xA,
> +	0x9,
> +	0x4,
> +	0xD,
> +	0xD,
> +	0x3E,
> +	0x18,
> +	0x14,
> +	0,
> +	0x3,
> +	0x3,
> +	0x5,
> +	0,
> +	0x2,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0x1CC,
> +	0,
> +	0x164,
> +	1,
> +	1,
> +	1,
> +	1,
> +	12,
> +	12,
> +	12,
> +	0x12,
> +	0x1F,
> +	132,
> +	5,
> +	7,
> +	0,
> +	{ 0, 0, 0, 0, 0, 0, 0, 0 },
> +	{ 0, 0, 0, 0 },
> +	true
> +};
> +
> +static const struct ni_cac_weights cac_weights_cayman_pro =
> +{
> +	0x16,
> +	0x4,
> +	0x10,
> +	0x2,
> +	0xA,
> +	0x16,
> +	0x2,
> +	0x18,
> +	0x10,
> +	0x1A,
> +	0x16,
> +	0x2D,
> +	0x12,
> +	0xA,
> +	0x6,
> +	0x6,
> +	0x6,
> +	0x2,
> +	0x4,
> +	0xB,
> +	0x11,
> +	0x11,
> +	0x2D,
> +	0xC,
> +	0xC,
> +	0x7,
> +	0x10,
> +	0x10,
> +	0x3F,
> +	0x1A,
> +	0x16,
> +	0,
> +	0x7,
> +	0x4,
> +	0x6,
> +	1,
> +	0x2,
> +	0x1,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0x30,
> +	0,
> +	0x1CF,
> +	0,
> +	0x166,
> +	1,
> +	1,
> +	1,
> +	1,
> +	12,
> +	12,
> +	12,
> +	0x15,
> +	0x1F,
> +	132,
> +	6,
> +	6,
> +	0,
> +	{ 0, 0, 0, 0, 0, 0, 0, 0 },
> +	{ 0, 0, 0, 0 },
> +	true
> +};
> +
> +static const struct ni_cac_weights cac_weights_cayman_le =
> +{
> +	0x7,
> +	0xE,
> +	0x1,
> +	0xA,
> +	0x1,
> +	0x3F,
> +	0x2,
> +	0x18,
> +	0x10,
> +	0x1A,
> +	0x1,
> +	0x3F,
> +	0x1,
> +	0xE,
> +	0x6,
> +	0x6,
> +	0x6,
> +	0x2,
> +	0x4,
> +	0x9,
> +	0x1A,
> +	0x1A,
> +	0x2C,
> +	0xA,
> +	0x11,
> +	0x8,
> +	0x19,
> +	0x19,
> +	0x1,
> +	0x1,
> +	0x1A,
> +	0,
> +	0x8,
> +	0x5,
> +	0x8,
> +	0x1,
> +	0x3,
> +	0x1,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0,
> +	0x38,
> +	0x38,
> +	0x239,
> +	0x3,
> +	0x18A,
> +	1,
> +	1,
> +	1,
> +	1,
> +	12,
> +	12,
> +	12,
> +	0x15,
> +	0x22,
> +	132,
> +	6,
> +	6,
> +	0,
> +	{ 0, 0, 0, 0, 0, 0, 0, 0 },
> +	{ 0, 0, 0, 0 },
> +	true
> +};
> +
> +#define NISLANDS_MGCG_SEQUENCE  300
> +
> +static const u32 cayman_cgcg_cgls_default[] =
> +{
> +	0x000008f8, 0x00000010, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000011, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000012, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000013, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000014, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000015, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000016, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000017, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000018, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000019, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000001a, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000001b, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000020, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000021, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000022, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000023, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000024, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000025, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000026, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000027, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000028, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000029, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000002a, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000002b, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff
> +};
> +#define CAYMAN_CGCG_CGLS_DEFAULT_LENGTH sizeof(cayman_cgcg_cgls_default) / (3 * sizeof(u32))
> +
> +static const u32 cayman_cgcg_cgls_disable[] =
> +{
> +	0x000008f8, 0x00000010, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000011, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000012, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000013, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000014, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000015, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000016, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000017, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000018, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000019, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x0000001a, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x0000001b, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000020, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000021, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000022, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000023, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000024, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000025, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000026, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000027, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000028, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000029, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000002a, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000002b, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x00000644, 0x000f7902, 0x001f4180,
> +	0x00000644, 0x000f3802, 0x001f4180
> +};
> +#define CAYMAN_CGCG_CGLS_DISABLE_LENGTH sizeof(cayman_cgcg_cgls_disable) / (3 * sizeof(u32))
> +
> +static const u32 cayman_cgcg_cgls_enable[] =
> +{
> +	0x00000644, 0x000f7882, 0x001f4080,
> +	0x000008f8, 0x00000010, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000011, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000012, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000013, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000014, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000015, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000016, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000017, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000018, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000019, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000001a, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000001b, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000020, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000021, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000022, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000023, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000024, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000025, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000026, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000027, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000028, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000029, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x0000002a, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x0000002b, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff
> +};
> +#define CAYMAN_CGCG_CGLS_ENABLE_LENGTH  sizeof(cayman_cgcg_cgls_enable) / (3 * sizeof(u32))
> +
> +static const u32 cayman_mgcg_default[] =
> +{
> +	0x0000802c, 0xc0000000, 0xffffffff,
> +	0x00003fc4, 0xc0000000, 0xffffffff,
> +	0x00005448, 0x00000100, 0xffffffff,
> +	0x000055e4, 0x00000100, 0xffffffff,
> +	0x0000160c, 0x00000100, 0xffffffff,
> +	0x00008984, 0x06000100, 0xffffffff,
> +	0x0000c164, 0x00000100, 0xffffffff,
> +	0x00008a18, 0x00000100, 0xffffffff,
> +	0x0000897c, 0x06000100, 0xffffffff,
> +	0x00008b28, 0x00000100, 0xffffffff,
> +	0x00009144, 0x00800200, 0xffffffff,
> +	0x00009a60, 0x00000100, 0xffffffff,
> +	0x00009868, 0x00000100, 0xffffffff,
> +	0x00008d58, 0x00000100, 0xffffffff,
> +	0x00009510, 0x00000100, 0xffffffff,
> +	0x0000949c, 0x00000100, 0xffffffff,
> +	0x00009654, 0x00000100, 0xffffffff,
> +	0x00009030, 0x00000100, 0xffffffff,
> +	0x00009034, 0x00000100, 0xffffffff,
> +	0x00009038, 0x00000100, 0xffffffff,
> +	0x0000903c, 0x00000100, 0xffffffff,
> +	0x00009040, 0x00000100, 0xffffffff,
> +	0x0000a200, 0x00000100, 0xffffffff,
> +	0x0000a204, 0x00000100, 0xffffffff,
> +	0x0000a208, 0x00000100, 0xffffffff,
> +	0x0000a20c, 0x00000100, 0xffffffff,
> +	0x00009744, 0x00000100, 0xffffffff,
> +	0x00003f80, 0x00000100, 0xffffffff,
> +	0x0000a210, 0x00000100, 0xffffffff,
> +	0x0000a214, 0x00000100, 0xffffffff,
> +	0x000004d8, 0x00000100, 0xffffffff,
> +	0x00009664, 0x00000100, 0xffffffff,
> +	0x00009698, 0x00000100, 0xffffffff,
> +	0x000004d4, 0x00000200, 0xffffffff,
> +	0x000004d0, 0x00000000, 0xffffffff,
> +	0x000030cc, 0x00000104, 0xffffffff,
> +	0x0000d0c0, 0x00000100, 0xffffffff,
> +	0x0000d8c0, 0x00000100, 0xffffffff,
> +	0x0000802c, 0x40000000, 0xffffffff,
> +	0x00003fc4, 0x40000000, 0xffffffff,
> +	0x0000915c, 0x00010000, 0xffffffff,
> +	0x00009160, 0x00030002, 0xffffffff,
> +	0x00009164, 0x00050004, 0xffffffff,
> +	0x00009168, 0x00070006, 0xffffffff,
> +	0x00009178, 0x00070000, 0xffffffff,
> +	0x0000917c, 0x00030002, 0xffffffff,
> +	0x00009180, 0x00050004, 0xffffffff,
> +	0x0000918c, 0x00010006, 0xffffffff,
> +	0x00009190, 0x00090008, 0xffffffff,
> +	0x00009194, 0x00070000, 0xffffffff,
> +	0x00009198, 0x00030002, 0xffffffff,
> +	0x0000919c, 0x00050004, 0xffffffff,
> +	0x000091a8, 0x00010006, 0xffffffff,
> +	0x000091ac, 0x00090008, 0xffffffff,
> +	0x000091b0, 0x00070000, 0xffffffff,
> +	0x000091b4, 0x00030002, 0xffffffff,
> +	0x000091b8, 0x00050004, 0xffffffff,
> +	0x000091c4, 0x00010006, 0xffffffff,
> +	0x000091c8, 0x00090008, 0xffffffff,
> +	0x000091cc, 0x00070000, 0xffffffff,
> +	0x000091d0, 0x00030002, 0xffffffff,
> +	0x000091d4, 0x00050004, 0xffffffff,
> +	0x000091e0, 0x00010006, 0xffffffff,
> +	0x000091e4, 0x00090008, 0xffffffff,
> +	0x000091e8, 0x00000000, 0xffffffff,
> +	0x000091ec, 0x00070000, 0xffffffff,
> +	0x000091f0, 0x00030002, 0xffffffff,
> +	0x000091f4, 0x00050004, 0xffffffff,
> +	0x00009200, 0x00010006, 0xffffffff,
> +	0x00009204, 0x00090008, 0xffffffff,
> +	0x00009208, 0x00070000, 0xffffffff,
> +	0x0000920c, 0x00030002, 0xffffffff,
> +	0x00009210, 0x00050004, 0xffffffff,
> +	0x0000921c, 0x00010006, 0xffffffff,
> +	0x00009220, 0x00090008, 0xffffffff,
> +	0x00009224, 0x00070000, 0xffffffff,
> +	0x00009228, 0x00030002, 0xffffffff,
> +	0x0000922c, 0x00050004, 0xffffffff,
> +	0x00009238, 0x00010006, 0xffffffff,
> +	0x0000923c, 0x00090008, 0xffffffff,
> +	0x00009240, 0x00070000, 0xffffffff,
> +	0x00009244, 0x00030002, 0xffffffff,
> +	0x00009248, 0x00050004, 0xffffffff,
> +	0x00009254, 0x00010006, 0xffffffff,
> +	0x00009258, 0x00090008, 0xffffffff,
> +	0x0000925c, 0x00070000, 0xffffffff,
> +	0x00009260, 0x00030002, 0xffffffff,
> +	0x00009264, 0x00050004, 0xffffffff,
> +	0x00009270, 0x00010006, 0xffffffff,
> +	0x00009274, 0x00090008, 0xffffffff,
> +	0x00009278, 0x00070000, 0xffffffff,
> +	0x0000927c, 0x00030002, 0xffffffff,
> +	0x00009280, 0x00050004, 0xffffffff,
> +	0x0000928c, 0x00010006, 0xffffffff,
> +	0x00009290, 0x00090008, 0xffffffff,
> +	0x000092a8, 0x00070000, 0xffffffff,
> +	0x000092ac, 0x00030002, 0xffffffff,
> +	0x000092b0, 0x00050004, 0xffffffff,
> +	0x000092bc, 0x00010006, 0xffffffff,
> +	0x000092c0, 0x00090008, 0xffffffff,
> +	0x000092c4, 0x00070000, 0xffffffff,
> +	0x000092c8, 0x00030002, 0xffffffff,
> +	0x000092cc, 0x00050004, 0xffffffff,
> +	0x000092d8, 0x00010006, 0xffffffff,
> +	0x000092dc, 0x00090008, 0xffffffff,
> +	0x00009294, 0x00000000, 0xffffffff,
> +	0x0000802c, 0x40010000, 0xffffffff,
> +	0x00003fc4, 0x40010000, 0xffffffff,
> +	0x0000915c, 0x00010000, 0xffffffff,
> +	0x00009160, 0x00030002, 0xffffffff,
> +	0x00009164, 0x00050004, 0xffffffff,
> +	0x00009168, 0x00070006, 0xffffffff,
> +	0x00009178, 0x00070000, 0xffffffff,
> +	0x0000917c, 0x00030002, 0xffffffff,
> +	0x00009180, 0x00050004, 0xffffffff,
> +	0x0000918c, 0x00010006, 0xffffffff,
> +	0x00009190, 0x00090008, 0xffffffff,
> +	0x00009194, 0x00070000, 0xffffffff,
> +	0x00009198, 0x00030002, 0xffffffff,
> +	0x0000919c, 0x00050004, 0xffffffff,
> +	0x000091a8, 0x00010006, 0xffffffff,
> +	0x000091ac, 0x00090008, 0xffffffff,
> +	0x000091b0, 0x00070000, 0xffffffff,
> +	0x000091b4, 0x00030002, 0xffffffff,
> +	0x000091b8, 0x00050004, 0xffffffff,
> +	0x000091c4, 0x00010006, 0xffffffff,
> +	0x000091c8, 0x00090008, 0xffffffff,
> +	0x000091cc, 0x00070000, 0xffffffff,
> +	0x000091d0, 0x00030002, 0xffffffff,
> +	0x000091d4, 0x00050004, 0xffffffff,
> +	0x000091e0, 0x00010006, 0xffffffff,
> +	0x000091e4, 0x00090008, 0xffffffff,
> +	0x000091e8, 0x00000000, 0xffffffff,
> +	0x000091ec, 0x00070000, 0xffffffff,
> +	0x000091f0, 0x00030002, 0xffffffff,
> +	0x000091f4, 0x00050004, 0xffffffff,
> +	0x00009200, 0x00010006, 0xffffffff,
> +	0x00009204, 0x00090008, 0xffffffff,
> +	0x00009208, 0x00070000, 0xffffffff,
> +	0x0000920c, 0x00030002, 0xffffffff,
> +	0x00009210, 0x00050004, 0xffffffff,
> +	0x0000921c, 0x00010006, 0xffffffff,
> +	0x00009220, 0x00090008, 0xffffffff,
> +	0x00009224, 0x00070000, 0xffffffff,
> +	0x00009228, 0x00030002, 0xffffffff,
> +	0x0000922c, 0x00050004, 0xffffffff,
> +	0x00009238, 0x00010006, 0xffffffff,
> +	0x0000923c, 0x00090008, 0xffffffff,
> +	0x00009240, 0x00070000, 0xffffffff,
> +	0x00009244, 0x00030002, 0xffffffff,
> +	0x00009248, 0x00050004, 0xffffffff,
> +	0x00009254, 0x00010006, 0xffffffff,
> +	0x00009258, 0x00090008, 0xffffffff,
> +	0x0000925c, 0x00070000, 0xffffffff,
> +	0x00009260, 0x00030002, 0xffffffff,
> +	0x00009264, 0x00050004, 0xffffffff,
> +	0x00009270, 0x00010006, 0xffffffff,
> +	0x00009274, 0x00090008, 0xffffffff,
> +	0x00009278, 0x00070000, 0xffffffff,
> +	0x0000927c, 0x00030002, 0xffffffff,
> +	0x00009280, 0x00050004, 0xffffffff,
> +	0x0000928c, 0x00010006, 0xffffffff,
> +	0x00009290, 0x00090008, 0xffffffff,
> +	0x000092a8, 0x00070000, 0xffffffff,
> +	0x000092ac, 0x00030002, 0xffffffff,
> +	0x000092b0, 0x00050004, 0xffffffff,
> +	0x000092bc, 0x00010006, 0xffffffff,
> +	0x000092c0, 0x00090008, 0xffffffff,
> +	0x000092c4, 0x00070000, 0xffffffff,
> +	0x000092c8, 0x00030002, 0xffffffff,
> +	0x000092cc, 0x00050004, 0xffffffff,
> +	0x000092d8, 0x00010006, 0xffffffff,
> +	0x000092dc, 0x00090008, 0xffffffff,
> +	0x00009294, 0x00000000, 0xffffffff,
> +	0x0000802c, 0xc0000000, 0xffffffff,
> +	0x00003fc4, 0xc0000000, 0xffffffff,
> +	0x000008f8, 0x00000010, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000011, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000012, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000013, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000014, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000015, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000016, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000017, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000018, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000019, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000001a, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x0000001b, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff
> +};
> +#define CAYMAN_MGCG_DEFAULT_LENGTH sizeof(cayman_mgcg_default) / (3 * sizeof(u32))
> +
> +static const u32 cayman_mgcg_disable[] =
> +{
> +	0x0000802c, 0xc0000000, 0xffffffff,
> +	0x000008f8, 0x00000000, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000001, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000002, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x000008f8, 0x00000003, 0xffffffff,
> +	0x000008fc, 0xffffffff, 0xffffffff,
> +	0x00009150, 0x00600000, 0xffffffff
> +};
> +#define CAYMAN_MGCG_DISABLE_LENGTH   sizeof(cayman_mgcg_disable) / (3 * sizeof(u32))
> +
> +static const u32 cayman_mgcg_enable[] =
> +{
> +	0x0000802c, 0xc0000000, 0xffffffff,
> +	0x000008f8, 0x00000000, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000001, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x000008f8, 0x00000002, 0xffffffff,
> +	0x000008fc, 0x00600000, 0xffffffff,
> +	0x000008f8, 0x00000003, 0xffffffff,
> +	0x000008fc, 0x00000000, 0xffffffff,
> +	0x00009150, 0x96944200, 0xffffffff
> +};
> +
> +#define CAYMAN_MGCG_ENABLE_LENGTH   sizeof(cayman_mgcg_enable) / (3 * sizeof(u32))
> +
> +#define NISLANDS_SYSLS_SEQUENCE  100
> +
> +static const u32 cayman_sysls_default[] =
> +{
> +	/* Register,   Value,     Mask bits */
> +	0x000055e8, 0x00000000, 0xffffffff,
> +	0x0000d0bc, 0x00000000, 0xffffffff,
> +	0x0000d8bc, 0x00000000, 0xffffffff,
> +	0x000015c0, 0x000c1401, 0xffffffff,
> +	0x0000264c, 0x000c0400, 0xffffffff,
> +	0x00002648, 0x000c0400, 0xffffffff,
> +	0x00002650, 0x000c0400, 0xffffffff,
> +	0x000020b8, 0x000c0400, 0xffffffff,
> +	0x000020bc, 0x000c0400, 0xffffffff,
> +	0x000020c0, 0x000c0c80, 0xffffffff,
> +	0x0000f4a0, 0x000000c0, 0xffffffff,
> +	0x0000f4a4, 0x00680fff, 0xffffffff,
> +	0x00002f50, 0x00000404, 0xffffffff,
> +	0x000004c8, 0x00000001, 0xffffffff,
> +	0x000064ec, 0x00000000, 0xffffffff,
> +	0x00000c7c, 0x00000000, 0xffffffff,
> +	0x00008dfc, 0x00000000, 0xffffffff
> +};
> +#define CAYMAN_SYSLS_DEFAULT_LENGTH sizeof(cayman_sysls_default) / (3 * sizeof(u32))
> +
> +static const u32 cayman_sysls_disable[] =
> +{
> +	/* Register,   Value,     Mask bits */
> +	0x0000d0c0, 0x00000000, 0xffffffff,
> +	0x0000d8c0, 0x00000000, 0xffffffff,
> +	0x000055e8, 0x00000000, 0xffffffff,
> +	0x0000d0bc, 0x00000000, 0xffffffff,
> +	0x0000d8bc, 0x00000000, 0xffffffff,
> +	0x000015c0, 0x00041401, 0xffffffff,
> +	0x0000264c, 0x00040400, 0xffffffff,
> +	0x00002648, 0x00040400, 0xffffffff,
> +	0x00002650, 0x00040400, 0xffffffff,
> +	0x000020b8, 0x00040400, 0xffffffff,
> +	0x000020bc, 0x00040400, 0xffffffff,
> +	0x000020c0, 0x00040c80, 0xffffffff,
> +	0x0000f4a0, 0x000000c0, 0xffffffff,
> +	0x0000f4a4, 0x00680000, 0xffffffff,
> +	0x00002f50, 0x00000404, 0xffffffff,
> +	0x000004c8, 0x00000001, 0xffffffff,
> +	0x000064ec, 0x00007ffd, 0xffffffff,
> +	0x00000c7c, 0x0000ff00, 0xffffffff,
> +	0x00008dfc, 0x0000007f, 0xffffffff
> +};
> +#define CAYMAN_SYSLS_DISABLE_LENGTH sizeof(cayman_sysls_disable) / (3 * sizeof(u32))
> +
> +static const u32 cayman_sysls_enable[] =
> +{
> +	/* Register,   Value,     Mask bits */
> +	0x000055e8, 0x00000001, 0xffffffff,
> +	0x0000d0bc, 0x00000100, 0xffffffff,
> +	0x0000d8bc, 0x00000100, 0xffffffff,
> +	0x000015c0, 0x000c1401, 0xffffffff,
> +	0x0000264c, 0x000c0400, 0xffffffff,
> +	0x00002648, 0x000c0400, 0xffffffff,
> +	0x00002650, 0x000c0400, 0xffffffff,
> +	0x000020b8, 0x000c0400, 0xffffffff,
> +	0x000020bc, 0x000c0400, 0xffffffff,
> +	0x000020c0, 0x000c0c80, 0xffffffff,
> +	0x0000f4a0, 0x000000c0, 0xffffffff,
> +	0x0000f4a4, 0x00680fff, 0xffffffff,
> +	0x00002f50, 0x00000903, 0xffffffff,
> +	0x000004c8, 0x00000000, 0xffffffff,
> +	0x000064ec, 0x00000000, 0xffffffff,
> +	0x00000c7c, 0x00000000, 0xffffffff,
> +	0x00008dfc, 0x00000000, 0xffffffff
> +};
> +#define CAYMAN_SYSLS_ENABLE_LENGTH sizeof(cayman_sysls_enable) / (3 * sizeof(u32))
> +
> +struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> +struct evergreen_power_info *evergreen_get_pi(struct radeon_device *rdev);
> +
> +static struct ni_power_info *ni_get_pi(struct radeon_device *rdev)
> +{
> +        struct ni_power_info *pi = rdev->pm.dpm.priv;
> +
> +        return pi;
> +}
> +
> +struct ni_ps *ni_get_ps(struct radeon_ps *rps)
> +{
> +	struct ni_ps *ps = rps->ps_priv;
> +
> +	return ps;
> +}
> +
> +/* XXX: fix for kernel use  */
> +#if 0
> +static double ni_exp(double x)
> +{
> +	int count = 1;
> +	double sum = 1.0, term, tolerance = 0.000000001, y = x;
> +
> +	if (x < 0)
> +		y = -1 * x;
> +	term  = y;
> +
> +	while (term >= tolerance) {
> +		sum = sum + term;
> +		count = count + 1;
> +		term  = term * (y / count);
> +	}
> +
> +	if (x < 0)
> +		sum = 1.0 / sum;
> +
> +	return sum;
> +}
> +#endif
> +
> +static void ni_calculate_leakage_for_v_and_t_formula(const struct ni_leakage_coeffients *coeff,
> +						     u16 v, s32 t,
> +						     u32 ileakage,
> +						     u32 *leakage)
> +{
> +/* XXX: fix for kernel use  */
> +#if 0
> +	double kt, kv, leakage_w, i_leakage, vddc, temperature;
> +
> +	i_leakage   = ((double)ileakage) / 1000;
> +	vddc        = ((double)v) / 1000;
> +	temperature = ((double)t) / 1000;
> +
> +	kt = (((double)(coeff->at)) / 1000) * ni_exp((((double)(coeff->bt)) / 1000) * temperature);
> +	kv = (((double)(coeff->av)) / 1000) * ni_exp((((double)(coeff->bv)) / 1000) * vddc);
> +
> +	leakage_w = i_leakage * kt * kv * vddc;
> +
> +	*leakage = (u32)(leakage_w * 1000);
> +#endif
> +}
> +
> +static void ni_calculate_leakage_for_v_and_t(struct radeon_device *rdev,
> +					     const struct ni_leakage_coeffients *coeff,
> +					     u16 v,
> +					     s32 t,
> +					     u32 i_leakage,
> +					     u32 *leakage)
> +{
> +	ni_calculate_leakage_for_v_and_t_formula(coeff, v, t, i_leakage, leakage);
> +}
> +
> +static void ni_apply_state_adjust_rules(struct radeon_device *rdev)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct radeon_ps *rps = rdev->pm.dpm.requested_ps;
> +	struct ni_ps *ps = ni_get_ps(rps);
> +	struct radeon_clock_and_voltage_limits *max_limits;
> +	bool disable_mclk_switching;
> +	u32 mclk, sclk;
> +	u16 vddc, vddci;
> +	int i;
> +
> +	/* point to the hw copy since this function will modify the ps */
> +	ni_pi->hw_ps = *ps;
> +	rdev->pm.dpm.hw_ps.ps_priv = &ni_pi->hw_ps;
> +	ps = &ni_pi->hw_ps;
> +
> +	if (rdev->pm.dpm.new_active_crtc_count > 1)
> +		disable_mclk_switching = true;
> +	else
> +		disable_mclk_switching = false;
> +
> +	if (rdev->pm.dpm.ac_power)
> +		max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
> +	else
> +		max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
> +
> +	if (rdev->pm.dpm.ac_power == false) {
> +		for (i = 0; i < ps->performance_level_count; i++) {
> +			if (ps->performance_levels[i].mclk > max_limits->mclk)
> +				ps->performance_levels[i].mclk = max_limits->mclk;
> +			if (ps->performance_levels[i].sclk > max_limits->sclk)
> +				ps->performance_levels[i].sclk = max_limits->sclk;
> +			if (ps->performance_levels[i].vddc > max_limits->vddc)
> +				ps->performance_levels[i].vddc = max_limits->vddc;
> +			if (ps->performance_levels[i].vddci > max_limits->vddci)
> +				ps->performance_levels[i].vddci = max_limits->vddci;
> +		}
> +	}
> +
> +	/* XXX validate the min clocks required for display */
> +
> +	if (disable_mclk_switching) {
> +		mclk  = ps->performance_levels[ps->performance_level_count - 1].mclk;
> +		sclk = ps->performance_levels[0].sclk;
> +		vddc = ps->performance_levels[0].vddc;
> +		vddci = ps->performance_levels[ps->performance_level_count - 1].vddci;
> +	} else {
> +		sclk = ps->performance_levels[0].sclk;
> +		mclk = ps->performance_levels[0].mclk;
> +		vddc = ps->performance_levels[0].vddc;
> +		vddci = ps->performance_levels[0].vddci;
> +	}
> +
> +	/* adjusted low state */
> +	ps->performance_levels[0].sclk = sclk;
> +	ps->performance_levels[0].mclk = mclk;
> +	ps->performance_levels[0].vddc = vddc;
> +	ps->performance_levels[0].vddci = vddci;
> +
> +	btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk,
> +				  &ps->performance_levels[0].sclk,
> +				  &ps->performance_levels[0].mclk);
> +
> +	for (i = 1; i < ps->performance_level_count; i++) {
> +		if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk)
> +			ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk;
> +		if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc)
> +			ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc;
> +	}
> +
> +	if (disable_mclk_switching) {
> +		mclk = ps->performance_levels[0].mclk;
> +		for (i = 1; i < ps->performance_level_count; i++) {
> +			if (mclk < ps->performance_levels[i].mclk)
> +				mclk = ps->performance_levels[i].mclk;
> +		}
> +		for (i = 0; i < ps->performance_level_count; i++) {
> +			ps->performance_levels[i].mclk = mclk;
> +			ps->performance_levels[i].vddci = vddci;
> +		}
> +	} else {
> +		for (i = 1; i < ps->performance_level_count; i++) {
> +			if (ps->performance_levels[i].mclk < ps->performance_levels[i - 1].mclk)
> +				ps->performance_levels[i].mclk = ps->performance_levels[i - 1].mclk;
> +			if (ps->performance_levels[i].vddci < ps->performance_levels[i - 1].vddci)
> +				ps->performance_levels[i].vddci = ps->performance_levels[i - 1].vddci;
> +		}
> +	}
> +
> +	for (i = 1; i < ps->performance_level_count; i++)
> +		btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk,
> +					  &ps->performance_levels[i].sclk,
> +					  &ps->performance_levels[i].mclk);
> +
> +	for (i = 0; i < ps->performance_level_count; i++)
> +		btc_adjust_clock_combinations(rdev, max_limits,
> +					      &ps->performance_levels[i]);
> +
> +	for (i = 0; i < ps->performance_level_count; i++) {
> +		btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
> +						   ps->performance_levels[i].sclk,
> +						   max_limits->vddc,  &ps->performance_levels[i].vddc);
> +		btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
> +						   ps->performance_levels[i].mclk,
> +						   max_limits->vddci, &ps->performance_levels[i].vddci);
> +		btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
> +						   ps->performance_levels[i].mclk,
> +						   max_limits->vddc,  &ps->performance_levels[i].vddc);
> +		/* XXX validate the voltage required for display */
> +	}
> +
> +	for (i = 0; i < ps->performance_level_count; i++) {
> +		btc_apply_voltage_delta_rules(rdev,
> +					      max_limits->vddc, max_limits->vddci,
> +					      &ps->performance_levels[i].vddc,
> +					      &ps->performance_levels[i].vddci);
> +	}
> +
> +	ps->dc_compatible = true;
> +	for (i = 0; i < ps->performance_level_count; i++) {
> +		if (ps->performance_levels[i].vddc > rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc)
> +			ps->dc_compatible = false;
> +
> +		if (ps->performance_levels[i].vddc < rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2)
> +			ps->performance_levels[i].flags &= ~ATOM_PPLIB_R600_FLAGS_PCIEGEN2;
> +	}
> +}
> +
> +static void ni_cg_clockgating_default(struct radeon_device *rdev)
> +{
> +	u32 count;
> +	const u32 *ps = NULL;
> +
> +	ps = (const u32 *)&cayman_cgcg_cgls_default;
> +	count = CAYMAN_CGCG_CGLS_DEFAULT_LENGTH;
> +
> +	btc_program_mgcg_hw_sequence(rdev, ps, count);
> +}
> +
> +static void ni_gfx_clockgating_enable(struct radeon_device *rdev,
> +				      bool enable)
> +{
> +	u32 count;
> +	const u32 *ps = NULL;
> +
> +	if (enable) {
> +		ps = (const u32 *)&cayman_cgcg_cgls_enable;
> +		count = CAYMAN_CGCG_CGLS_ENABLE_LENGTH;
> +	} else {
> +		ps = (const u32 *)&cayman_cgcg_cgls_disable;
> +		count = CAYMAN_CGCG_CGLS_DISABLE_LENGTH;
> +	}
> +
> +	btc_program_mgcg_hw_sequence(rdev, ps, count);
> +}
> +
> +static void ni_mg_clockgating_default(struct radeon_device *rdev)
> +{
> +	u32 count;
> +	const u32 *ps = NULL;
> +
> +	ps = (const u32 *)&cayman_mgcg_default;
> +	count = CAYMAN_MGCG_DEFAULT_LENGTH;
> +
> +	btc_program_mgcg_hw_sequence(rdev, ps, count);
> +}
> +
> +static void ni_mg_clockgating_enable(struct radeon_device *rdev,
> +				     bool enable)
> +{
> +	u32 count;
> +	const u32 *ps = NULL;
> +
> +	if (enable) {
> +		ps = (const u32 *)&cayman_mgcg_enable;
> +		count = CAYMAN_MGCG_ENABLE_LENGTH;
> +	} else {
> +		ps = (const u32 *)&cayman_mgcg_disable;
> +		count = CAYMAN_MGCG_DISABLE_LENGTH;
> +	}
> +
> +	btc_program_mgcg_hw_sequence(rdev, ps, count);
> +}
> +
> +static void ni_ls_clockgating_default(struct radeon_device *rdev)
> +{
> +	u32 count;
> +	const u32 *ps = NULL;
> +
> +	ps = (const u32 *)&cayman_sysls_default;
> +	count = CAYMAN_SYSLS_DEFAULT_LENGTH;
> +
> +	btc_program_mgcg_hw_sequence(rdev, ps, count);
> +}
> +
> +static void ni_ls_clockgating_enable(struct radeon_device *rdev,
> +				     bool enable)
> +{
> +	u32 count;
> +	const u32 *ps = NULL;
> +
> +	if (enable) {
> +		ps = (const u32 *)&cayman_sysls_enable;
> +		count = CAYMAN_SYSLS_ENABLE_LENGTH;
> +	} else {
> +		ps = (const u32 *)&cayman_sysls_disable;
> +		count = CAYMAN_SYSLS_DISABLE_LENGTH;
> +	}
> +
> +	btc_program_mgcg_hw_sequence(rdev, ps, count);
> +
> +}
> +
> +static int ni_patch_single_dependency_table_based_on_leakage(struct radeon_device *rdev,
> +							     struct radeon_clock_voltage_dependency_table *table)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	u32 i;
> +
> +	if (table) {
> +		for (i = 0; i < table->count; i++) {
> +			if (0xff01 == table->entries[i].v) {
> +				if (pi->max_vddc == 0)
> +					return -EINVAL;
> +				table->entries[i].v = pi->max_vddc;
> +			}
> +		}
> +	}
> +	return 0;
> +}
> +
> +static int ni_patch_dependency_tables_based_on_leakage(struct radeon_device *rdev)
> +{
> +	int ret = 0;
> +
> +	ret = ni_patch_single_dependency_table_based_on_leakage(rdev,
> +								&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
> +
> +	ret = ni_patch_single_dependency_table_based_on_leakage(rdev,
> +								&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
> +	return ret;
> +}
> +
> +static void ni_stop_dpm(struct radeon_device *rdev)
> +{
> +	WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN);
> +}
> +
> +#if 0
> +static int ni_notify_hw_of_power_source(struct radeon_device *rdev,
> +					bool ac_power)
> +{
> +	if (ac_power)
> +		return (rv770_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC) == PPSMC_Result_OK) ?
> +			0 : -EINVAL;
> +
> +	return 0;
> +}
> +#endif
> +
> +static PPSMC_Result ni_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
> +						      PPSMC_Msg msg, u32 parameter)
> +{
> +	WREG32(SMC_SCRATCH0, parameter);
> +	return rv770_send_msg_to_smc(rdev, msg);
> +}
> +
> +static int ni_restrict_performance_levels_before_switch(struct radeon_device *rdev)
> +{
> +	if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_NoForcedLevel) != PPSMC_Result_OK)
> +		return -EINVAL;
> +
> +	return (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) == PPSMC_Result_OK) ?
> +		0 : -EINVAL;
> +}
> +
> +static void ni_stop_smc(struct radeon_device *rdev)
> +{
> +	u32 tmp;
> +	int i;
> +
> +	for (i = 0; i < rdev->usec_timeout; i++) {
> +		tmp = RREG32(LB_SYNC_RESET_SEL) & LB_SYNC_RESET_SEL_MASK;
> +		if (tmp != 1)
> +			break;
> +		udelay(1);
> +	}
> +
> +	udelay(100);
> +
> +	r7xx_stop_smc(rdev);
> +}
> +
> +static int ni_process_firmware_header(struct radeon_device *rdev)
> +{
> +        struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +        struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +        struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 tmp;
> +	int ret;
> +
> +	ret = rv770_read_smc_sram_dword(rdev,
> +					NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
> +					NISLANDS_SMC_FIRMWARE_HEADER_stateTable,
> +					&tmp, pi->sram_end);
> +
> +	if (ret)
> +		return ret;
> +
> +	pi->state_table_start = (u16)tmp;
> +
> +	ret = rv770_read_smc_sram_dword(rdev,
> +					NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
> +					NISLANDS_SMC_FIRMWARE_HEADER_softRegisters,
> +					&tmp, pi->sram_end);
> +
> +	if (ret)
> +		return ret;
> +
> +	pi->soft_regs_start = (u16)tmp;
> +
> +	ret = rv770_read_smc_sram_dword(rdev,
> +					NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
> +					NISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable,
> +					&tmp, pi->sram_end);
> +
> +	if (ret)
> +		return ret;
> +
> +	eg_pi->mc_reg_table_start = (u16)tmp;
> +
> +	ret = rv770_read_smc_sram_dword(rdev,
> +					NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
> +					NISLANDS_SMC_FIRMWARE_HEADER_fanTable,
> +					&tmp, pi->sram_end);
> +
> +	if (ret)
> +		return ret;
> +
> +	ni_pi->fan_table_start = (u16)tmp;
> +
> +	ret = rv770_read_smc_sram_dword(rdev,
> +					NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
> +					NISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable,
> +					&tmp, pi->sram_end);
> +
> +	if (ret)
> +		return ret;
> +
> +	ni_pi->arb_table_start = (u16)tmp;
> +
> +	ret = rv770_read_smc_sram_dword(rdev,
> +					NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
> +					NISLANDS_SMC_FIRMWARE_HEADER_cacTable,
> +					&tmp, pi->sram_end);
> +
> +	if (ret)
> +		return ret;
> +
> +	ni_pi->cac_table_start = (u16)tmp;
> +
> +	ret = rv770_read_smc_sram_dword(rdev,
> +					NISLANDS_SMC_FIRMWARE_HEADER_LOCATION +
> +					NISLANDS_SMC_FIRMWARE_HEADER_spllTable,
> +					&tmp, pi->sram_end);
> +
> +	if (ret)
> +		return ret;
> +
> +	ni_pi->spll_table_start = (u16)tmp;
> +
> +
> +	return ret;
> +}
> +
> +static void ni_read_clock_registers(struct radeon_device *rdev)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +
> +	ni_pi->clock_registers.cg_spll_func_cntl = RREG32(CG_SPLL_FUNC_CNTL);
> +	ni_pi->clock_registers.cg_spll_func_cntl_2 = RREG32(CG_SPLL_FUNC_CNTL_2);
> +	ni_pi->clock_registers.cg_spll_func_cntl_3 = RREG32(CG_SPLL_FUNC_CNTL_3);
> +	ni_pi->clock_registers.cg_spll_func_cntl_4 = RREG32(CG_SPLL_FUNC_CNTL_4);
> +	ni_pi->clock_registers.cg_spll_spread_spectrum = RREG32(CG_SPLL_SPREAD_SPECTRUM);
> +	ni_pi->clock_registers.cg_spll_spread_spectrum_2 = RREG32(CG_SPLL_SPREAD_SPECTRUM_2);
> +	ni_pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL);
> +	ni_pi->clock_registers.mpll_ad_func_cntl_2 = RREG32(MPLL_AD_FUNC_CNTL_2);
> +	ni_pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL);
> +	ni_pi->clock_registers.mpll_dq_func_cntl_2 = RREG32(MPLL_DQ_FUNC_CNTL_2);
> +	ni_pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL);
> +	ni_pi->clock_registers.dll_cntl = RREG32(DLL_CNTL);
> +	ni_pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1);
> +	ni_pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2);
> +}
> +
> +#if 0
> +static int ni_enter_ulp_state(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +
> +	if (pi->gfx_clock_gating) {
> +                WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN);
> +		WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON);
> +                WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON);
> +		RREG32(GB_ADDR_CONFIG);
> +        }
> +
> +	WREG32_P(SMC_MSG, HOST_SMC_MSG(PPSMC_MSG_SwitchToMinimumPower),
> +                 ~HOST_SMC_MSG_MASK);
> +
> +	udelay(25000);
> +
> +	return 0;
> +}
> +#endif
> +
> +static void ni_program_response_times(struct radeon_device *rdev)
> +{
> +	u32 voltage_response_time, backbias_response_time, acpi_delay_time, vbi_time_out;
> +	u32 vddc_dly, bb_dly, acpi_dly, vbi_dly, mclk_switch_limit;
> +	u32 reference_clock;
> +
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mvdd_chg_time, 1);
> +
> +        voltage_response_time = (u32)rdev->pm.dpm.voltage_response_time;
> +        backbias_response_time = (u32)rdev->pm.dpm.backbias_response_time;
> +
> +        if (voltage_response_time == 0)
> +                voltage_response_time = 1000;
> +
> +        if (backbias_response_time == 0)
> +                backbias_response_time = 1000;
> +

^
Broken indentation.

> +	acpi_delay_time = 15000;
> +	vbi_time_out = 100000;
> +
> +	reference_clock = radeon_get_xclk(rdev);
> +
> +	vddc_dly = (voltage_response_time  * reference_clock) / 1600;
> +	bb_dly   = (backbias_response_time * reference_clock) / 1600;
> +	acpi_dly = (acpi_delay_time * reference_clock) / 1600;
> +	vbi_dly  = (vbi_time_out * reference_clock) / 1600;
> +
> +	mclk_switch_limit = (460 * reference_clock) / 100;
> +
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_vreg,  vddc_dly);
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_bbias, bb_dly);
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_acpi,  acpi_dly);
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_chg_timeout, vbi_dly);
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mc_block_delay, 0xAA);
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_switch_lim, mclk_switch_limit);
> +}
> +
> +static void ni_populate_smc_voltage_table(struct radeon_device *rdev,
> +					  struct atom_voltage_table *voltage_table,
> +					  NISLANDS_SMC_STATETABLE *table)
> +{
> +	unsigned int i;
> +
> +	for (i = 0; i < voltage_table->count; i++) {
> +		table->highSMIO[i] = 0;
> +		table->lowSMIO[i] |= cpu_to_be32(voltage_table->entries[i].smio_low);
> +	}
> +}
> +
> +static void ni_populate_smc_voltage_tables(struct radeon_device *rdev,
> +					   NISLANDS_SMC_STATETABLE *table)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +        struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
^
Broken indentation.

> +	unsigned char i;
> +
> +	if (eg_pi->vddc_voltage_table.count) {
> +		ni_populate_smc_voltage_table(rdev, &eg_pi->vddc_voltage_table, table);
> +		table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] = 0;
> +		table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] =
> +			cpu_to_be32(eg_pi->vddc_voltage_table.mask_low);
> +
> +		for (i = 0; i < eg_pi->vddc_voltage_table.count; i++) {
> +			if (pi->max_vddc_in_table <= eg_pi->vddc_voltage_table.entries[i].value) {
> +				table->maxVDDCIndexInPPTable = i;
> +				break;
> +			}
> +		}
> +	}
> +
> +	if (eg_pi->vddci_voltage_table.count) {
> +		ni_populate_smc_voltage_table(rdev, &eg_pi->vddci_voltage_table, table);
> +
> +		table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] = 0;
> +		table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] =
> +			cpu_to_be32(eg_pi->vddc_voltage_table.mask_low);
> +	}
> +}
> +
> +static int ni_populate_voltage_value(struct radeon_device *rdev,
> +				     struct atom_voltage_table *table,
> +				     u16 value,
> +				     NISLANDS_SMC_VOLTAGE_VALUE *voltage)
> +{
> +	unsigned int i;
> +
> +	for (i = 0; i < table->count; i++) {
> +		if (value <= table->entries[i].value) {
> +			voltage->index = (u8)i;
> +			voltage->value = cpu_to_be16(table->entries[i].value);
> +			break;
> +		}
> +	}
> +
> +	if (i >= table->count)
> +		return -EINVAL;
> +
> +	return 0;
> +}
> +
> +static void ni_populate_mvdd_value(struct radeon_device *rdev,
> +				   u32 mclk,
> +				   NISLANDS_SMC_VOLTAGE_VALUE *voltage)
> +{
> +        struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +        struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
^
Broken indentation.
> +
> +	if (!pi->mvdd_control) {
> +		voltage->index = eg_pi->mvdd_high_index;
> +                voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
> +		return;
> +        }
> +
> +        if (mclk <= pi->mvdd_split_frequency) {
> +                voltage->index = eg_pi->mvdd_low_index;
> +                voltage->value = cpu_to_be16(MVDD_LOW_VALUE);
^
Broken indentation.
> +	} else {
> +		voltage->index = eg_pi->mvdd_high_index;
> +		voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
> +        }
^
Broken indentation.
> +}
> +
> +static int ni_get_std_voltage_value(struct radeon_device *rdev,
> +				    NISLANDS_SMC_VOLTAGE_VALUE *voltage,
> +				    u16 *std_voltage)
> +{
> +	if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries &&
> +	    ((u32)voltage->index < rdev->pm.dpm.dyn_state.cac_leakage_table.count))
> +		*std_voltage = rdev->pm.dpm.dyn_state.cac_leakage_table.entries[voltage->index].vddc;
> +	else
> +		*std_voltage = be16_to_cpu(voltage->value);
> +
> +	return 0;
> +}
> +
> +static void ni_populate_std_voltage_value(struct radeon_device *rdev,
> +					  u16 value, u8 index,
> +					  NISLANDS_SMC_VOLTAGE_VALUE *voltage)
> +{
> +	voltage->index = index;
> +	voltage->value = cpu_to_be16(value);
> +}
> +
> +static u32 ni_get_smc_power_scaling_factor(struct radeon_device *rdev)
> +{
> +	u32 xclk_period;
> +	u32 xclk = radeon_get_xclk(rdev);
> +	u32 tmp = RREG32(CG_CAC_CTRL) & TID_CNT_MASK;
> +
> +	xclk_period = (1000000000UL / xclk);
> +	xclk_period /= 10000UL;
> +
> +	return tmp * xclk_period;
> +}
> +
> +static u32 ni_scale_power_for_smc(u32 power_in_watts, u32 scaling_factor)
> +{
> +	return (power_in_watts * scaling_factor) << 2;
> +}
> +
> +static u32 ni_calculate_power_boost_limit(struct radeon_device *rdev,
> +					  struct radeon_ps *radeon_state,
> +					  u32 near_tdp_limit)
> +{
> +	struct ni_ps *state = ni_get_ps(radeon_state);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 power_boost_limit = 0;
> +	int ret;
> +
> +	if (ni_pi->enable_power_containment &&
> +	    ni_pi->use_power_boost_limit) {
> +		NISLANDS_SMC_VOLTAGE_VALUE vddc;
> +		u16 std_vddc_med;
> +		u16 std_vddc_high;
> +		u64 tmp;
> +
> +		if (state->performance_level_count < 3)
> +			return 0;
> +
> +		ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
> +						state->performance_levels[state->performance_level_count - 2].vddc,
> +						&vddc);
> +		if (ret)
> +			return 0;
> +
> +		ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_med);
> +		if (ret)
> +			return 0;
> +
> +		ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
> +						state->performance_levels[state->performance_level_count - 1].vddc,
> +						&vddc);
> +		if (ret)
> +			return 0;
> +
> +		ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_high);
> +		if (ret)
> +			return 0;
> +
> +		tmp = ((u64)near_tdp_limit * ((u64)std_vddc_med * (u64)std_vddc_med) * 90) /
> +			((u64)std_vddc_high * (u64)std_vddc_high * 100);
> +		if (tmp >> 32)
> +			return 0;
> +		power_boost_limit = (u32)tmp;
> +	}
> +
> +	return power_boost_limit;
> +}
> +
> +static int ni_calculate_adjusted_tdp_limits(struct radeon_device *rdev,
> +					    bool adjust_polarity,
> +					    u32 tdp_adjustment,
> +					    u32 *tdp_limit,
> +					    u32 *near_tdp_limit)
> +{
> +	if (tdp_adjustment > (u32)rdev->pm.dpm.tdp_od_limit)
> +		return -EINVAL;
> +
> +	if (adjust_polarity) {
> +		*tdp_limit = ((100 + tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100;
> +		*near_tdp_limit = rdev->pm.dpm.near_tdp_limit + (*tdp_limit - rdev->pm.dpm.tdp_limit);
> +	} else {
> +		*tdp_limit = ((100 - tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100;
> +		*near_tdp_limit = rdev->pm.dpm.near_tdp_limit - (rdev->pm.dpm.tdp_limit - *tdp_limit);
> +	}
> +
> +	return 0;
> +}
> +
> +static int ni_populate_smc_tdp_limits(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +
> +	if (ni_pi->enable_power_containment) {
> +		struct radeon_ps *radeon_state = rdev->pm.dpm.requested_ps;
> +		NISLANDS_SMC_STATETABLE *smc_table = &ni_pi->smc_statetable;
> +		u32 scaling_factor = ni_get_smc_power_scaling_factor(rdev);
> +		u32 tdp_limit;
> +		u32 near_tdp_limit;
> +		u32 power_boost_limit;
> +		int ret;
> +
> +		if (scaling_factor == 0)
> +			return -EINVAL;
> +
> +		memset(smc_table, 0, sizeof(NISLANDS_SMC_STATETABLE));
> +
> +		ret = ni_calculate_adjusted_tdp_limits(rdev,
> +						       false, /* ??? */
> +						       rdev->pm.dpm.tdp_adjustment,
> +						       &tdp_limit,
> +						       &near_tdp_limit);
> +		if (ret)
> +			return ret;
> +
> +		power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state,
> +								   near_tdp_limit);
> +
> +		smc_table->dpm2Params.TDPLimit =
> +			cpu_to_be32(ni_scale_power_for_smc(tdp_limit, scaling_factor));
> +		smc_table->dpm2Params.NearTDPLimit =
> +			cpu_to_be32(ni_scale_power_for_smc(near_tdp_limit, scaling_factor));
> +		smc_table->dpm2Params.SafePowerLimit =
> +			cpu_to_be32(ni_scale_power_for_smc((near_tdp_limit * NISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT) / 100,
> +							   scaling_factor));
> +		smc_table->dpm2Params.PowerBoostLimit =
> +			cpu_to_be32(ni_scale_power_for_smc(power_boost_limit, scaling_factor));
> +
> +		ret = rv770_copy_bytes_to_smc(rdev,
> +					      (u16)(pi->state_table_start + offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) +
> +						    offsetof(PP_NIslands_DPM2Parameters, TDPLimit)),
> +					      (u8 *)(&smc_table->dpm2Params.TDPLimit),
> +					      sizeof(u32) * 4, pi->sram_end);
> +		if (ret)
> +			return ret;
> +	}
> +
> +	return 0;
> +}
> +
> +static int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
> +				       u32 arb_freq_src, u32 arb_freq_dest)
> +{
> +	u32 mc_arb_dram_timing;
> +	u32 mc_arb_dram_timing2;
> +	u32 burst_time;
> +	u32 mc_cg_config;
> +
> +	switch (arb_freq_src) {
> +        case MC_CG_ARB_FREQ_F0:
> +		mc_arb_dram_timing  = RREG32(MC_ARB_DRAM_TIMING);
> +		mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
> +		burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE0_MASK) >> STATE0_SHIFT;
> +		break;
> +        case MC_CG_ARB_FREQ_F1:
> +		mc_arb_dram_timing  = RREG32(MC_ARB_DRAM_TIMING_1);
> +		mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_1);
> +		burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE1_MASK) >> STATE1_SHIFT;
> +		break;
> +        case MC_CG_ARB_FREQ_F2:
> +		mc_arb_dram_timing  = RREG32(MC_ARB_DRAM_TIMING_2);
> +		mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_2);
> +		burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE2_MASK) >> STATE2_SHIFT;
> +		break;
> +        case MC_CG_ARB_FREQ_F3:
> +		mc_arb_dram_timing  = RREG32(MC_ARB_DRAM_TIMING_3);
> +		mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_3);
> +		burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE3_MASK) >> STATE3_SHIFT;
> +		break;
> +        default:
> +		return -EINVAL;
> +	}
> +
> +	switch (arb_freq_dest) {
> +        case MC_CG_ARB_FREQ_F0:
> +		WREG32(MC_ARB_DRAM_TIMING, mc_arb_dram_timing);
> +		WREG32(MC_ARB_DRAM_TIMING2, mc_arb_dram_timing2);
> +		WREG32_P(MC_ARB_BURST_TIME, STATE0(burst_time), ~STATE0_MASK);
> +		break;
> +        case MC_CG_ARB_FREQ_F1:
> +		WREG32(MC_ARB_DRAM_TIMING_1, mc_arb_dram_timing);
> +		WREG32(MC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2);
> +		WREG32_P(MC_ARB_BURST_TIME, STATE1(burst_time), ~STATE1_MASK);
> +		break;
> +        case MC_CG_ARB_FREQ_F2:
> +		WREG32(MC_ARB_DRAM_TIMING_2, mc_arb_dram_timing);
> +		WREG32(MC_ARB_DRAM_TIMING2_2, mc_arb_dram_timing2);
> +		WREG32_P(MC_ARB_BURST_TIME, STATE2(burst_time), ~STATE2_MASK);
> +		break;
> +        case MC_CG_ARB_FREQ_F3:
^
Broken indentation.
> +		WREG32(MC_ARB_DRAM_TIMING_3, mc_arb_dram_timing);
> +		WREG32(MC_ARB_DRAM_TIMING2_3, mc_arb_dram_timing2);
> +		WREG32_P(MC_ARB_BURST_TIME, STATE3(burst_time), ~STATE3_MASK);
> +		break;
> +        default:
^
Broken indentation.
> +		return -EINVAL;
> +	}
> +
> +	mc_cg_config = RREG32(MC_CG_CONFIG) | 0x0000000F;
> +	WREG32(MC_CG_CONFIG, mc_cg_config);
> +	WREG32_P(MC_ARB_CG, CG_ARB_REQ(arb_freq_dest), ~CG_ARB_REQ_MASK);
> +
> +	return 0;
> +}
> +
> +static int ni_init_arb_table_index(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 tmp;
> +	int ret;
> +
> +	ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start,
> +					&tmp, pi->sram_end);
> +	if (ret)
> +		return ret;
> +
> +	tmp &= 0x00FFFFFF;
> +	tmp |= ((u32)MC_CG_ARB_FREQ_F1) << 24;
> +
> +	return rv770_write_smc_sram_dword(rdev, ni_pi->arb_table_start,
> +					  tmp, pi->sram_end);
> +}
> +
> +static int ni_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev)
> +{
> +	return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
> +}
> +
> +static int ni_force_switch_to_arb_f0(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 tmp;
> +	int ret;
> +
> +	ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start,
> +					&tmp, pi->sram_end);
> +	if (ret)
> +		return ret;
> +
> +	tmp = (tmp >> 24) & 0xff;
> +
> +	if (tmp == MC_CG_ARB_FREQ_F0)
> +		return 0;
> +
> +	return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0);
> +}
> +
> +static int ni_populate_memory_timing_parameters(struct radeon_device *rdev,
> +						struct rv7xx_pl *pl,
> +						SMC_NIslands_MCArbDramTimingRegisterSet *arb_regs)
> +{
> +	u32 dram_timing;
> +	u32 dram_timing2;
> +
> +	arb_regs->mc_arb_rfsh_rate =
> +		(u8)rv770_calculate_memory_refresh_rate(rdev, pl->sclk);
> +
> +
> +	radeon_atom_set_engine_dram_timings(rdev,
> +                                            pl->sclk,
> +                                            pl->mclk);
> +
> +	dram_timing = RREG32(MC_ARB_DRAM_TIMING);
> +	dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
> +
> +	arb_regs->mc_arb_dram_timing  = cpu_to_be32(dram_timing);
> +	arb_regs->mc_arb_dram_timing2 = cpu_to_be32(dram_timing2);
> +
> +	return 0;
> +}
> +
> +static int ni_do_program_memory_timing_parameters(struct radeon_device *rdev,
> +						  struct radeon_ps *radeon_state,
> +						  unsigned int first_arb_set)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct ni_ps *state = ni_get_ps(radeon_state);
> +	SMC_NIslands_MCArbDramTimingRegisterSet arb_regs = { 0 };
> +	int i, ret = 0;
> +
> +	for (i = 0; i < state->performance_level_count; i++) {
> +		ret = ni_populate_memory_timing_parameters(rdev, &state->performance_levels[i], &arb_regs);
> +		if (ret)
> +			break;
> +
> +		ret = rv770_copy_bytes_to_smc(rdev,
> +					      (u16)(ni_pi->arb_table_start +
> +						    offsetof(SMC_NIslands_MCArbDramTimingRegisters, data) +
> +						    sizeof(SMC_NIslands_MCArbDramTimingRegisterSet) * (first_arb_set + i)),
> +					      (u8 *)&arb_regs,
> +					      (u16)sizeof(SMC_NIslands_MCArbDramTimingRegisterSet),
> +					      pi->sram_end);
> +		if (ret)
> +			break;
> +	}
> +	return ret;
> +}
> +
> +static int ni_program_memory_timing_parameters(struct radeon_device *rdev)
> +{
> +	struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps;
> +
> +	return ni_do_program_memory_timing_parameters(rdev, radeon_new_state,
> +						      NISLANDS_DRIVER_STATE_ARB_INDEX);
> +}
> +
> +static void ni_populate_initial_mvdd_value(struct radeon_device *rdev,
> +					   struct NISLANDS_SMC_VOLTAGE_VALUE *voltage)
> +{
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +
> +	voltage->index = eg_pi->mvdd_high_index;
> +	voltage->value = cpu_to_be16(MVDD_HIGH_VALUE);
> +}
> +
> +static int ni_populate_smc_initial_state(struct radeon_device *rdev,
> +					 struct radeon_ps *radeon_initial_state,
> +					 NISLANDS_SMC_STATETABLE *table)
> +{
> +	struct ni_ps *initial_state = ni_get_ps(radeon_initial_state);
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 reg;
> +	int ret;
> +
> +	table->initialState.levels[0].mclk.vMPLL_AD_FUNC_CNTL =
> +		cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl);
> +	table->initialState.levels[0].mclk.vMPLL_AD_FUNC_CNTL_2 =
> +		cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl_2);
> +	table->initialState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL =
> +		cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl);
> +	table->initialState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL_2 =
> +		cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl_2);
> +	table->initialState.levels[0].mclk.vMCLK_PWRMGT_CNTL =
> +		cpu_to_be32(ni_pi->clock_registers.mclk_pwrmgt_cntl);
> +	table->initialState.levels[0].mclk.vDLL_CNTL =
> +		cpu_to_be32(ni_pi->clock_registers.dll_cntl);
> +	table->initialState.levels[0].mclk.vMPLL_SS =
> +		cpu_to_be32(ni_pi->clock_registers.mpll_ss1);
> +	table->initialState.levels[0].mclk.vMPLL_SS2 =
> +		cpu_to_be32(ni_pi->clock_registers.mpll_ss2);
> +	table->initialState.levels[0].mclk.mclk_value =
> +		cpu_to_be32(initial_state->performance_levels[0].mclk);
> +
> +	table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL =
> +		cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl);
> +	table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 =
> +		cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_2);
> +	table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 =
> +		cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_3);
> +	table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_4 =
> +		cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_4);
> +	table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM =
> +		cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum);
> +	table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM_2 =
> +		cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum_2);
> +	table->initialState.levels[0].sclk.sclk_value =
> +		cpu_to_be32(initial_state->performance_levels[0].sclk);
> +	table->initialState.levels[0].arbRefreshState =
> +		NISLANDS_INITIAL_STATE_ARB_INDEX;
> +
> +	table->initialState.levels[0].ACIndex = 0;
> +
> +	ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
> +					initial_state->performance_levels[0].vddc,
> +					&table->initialState.levels[0].vddc);
> +	if (!ret) {
> +		u16 std_vddc;
> +
> +		ret = ni_get_std_voltage_value(rdev,
> +					       &table->initialState.levels[0].vddc,
> +					       &std_vddc);
> +		if (!ret)
> +			ni_populate_std_voltage_value(rdev, std_vddc,
> +						      table->initialState.levels[0].vddc.index,
> +						      &table->initialState.levels[0].std_vddc);
> +	}
> +
> +	if (eg_pi->vddci_control)
> +		ni_populate_voltage_value(rdev,
> +					  &eg_pi->vddci_voltage_table,
> +					  initial_state->performance_levels[0].vddci,
> +					  &table->initialState.levels[0].vddci);
> +
> +	ni_populate_initial_mvdd_value(rdev, &table->initialState.levels[0].mvdd);
> +
> +	reg = CG_R(0xffff) | CG_L(0);
> +	table->initialState.levels[0].aT = cpu_to_be32(reg);
> +
> +	table->initialState.levels[0].bSP = cpu_to_be32(pi->dsp);
> +
> +	if (pi->boot_in_gen2)
> +		table->initialState.levels[0].gen2PCIE = 1;
> +	else
> +		table->initialState.levels[0].gen2PCIE = 0;
> +
> +	if (pi->mem_gddr5) {
> +		table->initialState.levels[0].strobeMode =
> +			cypress_get_strobe_mode_settings(rdev,
> +							 initial_state->performance_levels[0].mclk);
> +
> +		if (initial_state->performance_levels[0].mclk > pi->mclk_edc_enable_threshold)
> +			table->initialState.levels[0].mcFlags = NISLANDS_SMC_MC_EDC_RD_FLAG | NISLANDS_SMC_MC_EDC_WR_FLAG;
> +		else
> +			table->initialState.levels[0].mcFlags =  0;
> +	}
> +
> +	table->initialState.levelCount = 1;
> +
> +	table->initialState.flags |= PPSMC_SWSTATE_FLAG_DC;
> +
> +	table->initialState.levels[0].dpm2.MaxPS = 0;
> +	table->initialState.levels[0].dpm2.NearTDPDec = 0;
> +	table->initialState.levels[0].dpm2.AboveSafeInc = 0;
> +	table->initialState.levels[0].dpm2.BelowSafeInc = 0;
> +
> +	reg = MIN_POWER_MASK | MAX_POWER_MASK;
> +	table->initialState.levels[0].SQPowerThrottle = cpu_to_be32(reg);
> +
> +	reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
> +	table->initialState.levels[0].SQPowerThrottle_2 = cpu_to_be32(reg);
> +
> +	return 0;
> +}
> +
> +static int ni_populate_smc_acpi_state(struct radeon_device *rdev,
> +				      NISLANDS_SMC_STATETABLE *table)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 mpll_ad_func_cntl   = ni_pi->clock_registers.mpll_ad_func_cntl;
> +	u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2;
> +	u32 mpll_dq_func_cntl   = ni_pi->clock_registers.mpll_dq_func_cntl;
> +	u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2;
> +	u32 spll_func_cntl      = ni_pi->clock_registers.cg_spll_func_cntl;
> +	u32 spll_func_cntl_2    = ni_pi->clock_registers.cg_spll_func_cntl_2;
> +	u32 spll_func_cntl_3    = ni_pi->clock_registers.cg_spll_func_cntl_3;
> +	u32 spll_func_cntl_4    = ni_pi->clock_registers.cg_spll_func_cntl_4;
> +	u32 mclk_pwrmgt_cntl    = ni_pi->clock_registers.mclk_pwrmgt_cntl;
> +	u32 dll_cntl            = ni_pi->clock_registers.dll_cntl;
> +	u32 reg;
> +	int ret;
> +
> +	table->ACPIState = table->initialState;
> +
> +	table->ACPIState.flags &= ~PPSMC_SWSTATE_FLAG_DC;
> +
> +	if (pi->acpi_vddc) {
> +		ret = ni_populate_voltage_value(rdev,
> +						&eg_pi->vddc_voltage_table,
> +						pi->acpi_vddc, &table->ACPIState.levels[0].vddc);
> +		if (!ret) {
> +			u16 std_vddc;
> +
> +			ret = ni_get_std_voltage_value(rdev,
> +						       &table->ACPIState.levels[0].vddc, &std_vddc);
> +			if (!ret)
> +				ni_populate_std_voltage_value(rdev, std_vddc,
> +							      table->ACPIState.levels[0].vddc.index,
> +							      &table->ACPIState.levels[0].std_vddc);
> +		}
> +
> +		if (pi->pcie_gen2) {
> +			if (pi->acpi_pcie_gen2)
> +				table->ACPIState.levels[0].gen2PCIE = 1;
> +			else
> +				table->ACPIState.levels[0].gen2PCIE = 0;
> +		} else {
> +			table->ACPIState.levels[0].gen2PCIE = 0;
> +		}
> +	} else {
> +		ret = ni_populate_voltage_value(rdev,
> +						&eg_pi->vddc_voltage_table,
> +						pi->min_vddc_in_table,
> +						&table->ACPIState.levels[0].vddc);
> +		if (!ret) {
> +			u16 std_vddc;
> +
> +			ret = ni_get_std_voltage_value(rdev,
> +						       &table->ACPIState.levels[0].vddc,
> +						       &std_vddc);
> +			if (!ret)
> +				ni_populate_std_voltage_value(rdev, std_vddc,
> +							      table->ACPIState.levels[0].vddc.index,
> +							      &table->ACPIState.levels[0].std_vddc);
> +		}
> +		table->ACPIState.levels[0].gen2PCIE = 0;
> +	}
> +
> +	if (eg_pi->acpi_vddci) {
> +		if (eg_pi->vddci_control)
> +			ni_populate_voltage_value(rdev,
> +						  &eg_pi->vddci_voltage_table,
> +						  eg_pi->acpi_vddci,
> +						  &table->ACPIState.levels[0].vddci);
> +	}
> +
> +
> +	mpll_ad_func_cntl &= ~PDNB;
> +
> +	mpll_ad_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN;
> +
> +        if (pi->mem_gddr5)
> +                mpll_dq_func_cntl &= ~PDNB;
> +        mpll_dq_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN | BYPASS;
> +
> +
> +        mclk_pwrmgt_cntl |= (MRDCKA0_RESET |
> +                             MRDCKA1_RESET |
> +                             MRDCKB0_RESET |
> +                             MRDCKB1_RESET |
> +                             MRDCKC0_RESET |
> +                             MRDCKC1_RESET |
> +                             MRDCKD0_RESET |
> +                             MRDCKD1_RESET);
^
Broken indentation.
> +
> +        mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB |
> +                              MRDCKA1_PDNB |
> +			      MRDCKB0_PDNB |
> +                              MRDCKB1_PDNB |
> +			      MRDCKC0_PDNB |
> +                              MRDCKC1_PDNB |
> +                              MRDCKD0_PDNB |
> +                              MRDCKD1_PDNB);
> +
> +	dll_cntl |= (MRDCKA0_BYPASS |
> +                     MRDCKA1_BYPASS |
> +                     MRDCKB0_BYPASS |
> +                     MRDCKB1_BYPASS |
> +                     MRDCKC0_BYPASS |
> +                     MRDCKC1_BYPASS |
> +                     MRDCKD0_BYPASS |
> +                     MRDCKD1_BYPASS);
^
Broken indentation.
> +
> +        spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
> +	spll_func_cntl_2 |= SCLK_MUX_SEL(4);
> +
> +	table->ACPIState.levels[0].mclk.vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl);
> +	table->ACPIState.levels[0].mclk.vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2);
> +	table->ACPIState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl);
> +	table->ACPIState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2);
> +	table->ACPIState.levels[0].mclk.vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl);
> +	table->ACPIState.levels[0].mclk.vDLL_CNTL = cpu_to_be32(dll_cntl);
> +
> +	table->ACPIState.levels[0].mclk.mclk_value = 0;
> +
> +	table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL = cpu_to_be32(spll_func_cntl);
> +	table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(spll_func_cntl_2);
> +	table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(spll_func_cntl_3);
> +	table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(spll_func_cntl_4);
> +
> +	table->ACPIState.levels[0].sclk.sclk_value = 0;
> +
> +	ni_populate_mvdd_value(rdev, 0, &table->ACPIState.levels[0].mvdd);
> +
> +	if (eg_pi->dynamic_ac_timing)
> +		table->ACPIState.levels[0].ACIndex = 1;
> +
> +	table->ACPIState.levels[0].dpm2.MaxPS = 0;
> +	table->ACPIState.levels[0].dpm2.NearTDPDec = 0;
> +	table->ACPIState.levels[0].dpm2.AboveSafeInc = 0;
> +	table->ACPIState.levels[0].dpm2.BelowSafeInc = 0;
> +
> +	reg = MIN_POWER_MASK | MAX_POWER_MASK;
> +	table->ACPIState.levels[0].SQPowerThrottle = cpu_to_be32(reg);
> +
> +	reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
> +	table->ACPIState.levels[0].SQPowerThrottle_2 = cpu_to_be32(reg);
> +
> +	return 0;
> +}
> +
> +static int ni_init_smc_table(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	int ret;
> +	struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
> +	NISLANDS_SMC_STATETABLE *table = &ni_pi->smc_statetable;
> +
> +	memset(table, 0, sizeof(NISLANDS_SMC_STATETABLE));
> +
> +	ni_populate_smc_voltage_tables(rdev, table);
> +
> +        switch (rdev->pm.int_thermal_type) {
> +        case THERMAL_TYPE_NI:
> +        case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
> +                table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_INTERNAL;
> +                break;
> +        case THERMAL_TYPE_NONE:
> +                table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_NONE;
^
Broken indentation.
> +		break;
> +        default:
> +                table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_EXTERNAL;
> +                break;
> +        }
> +
> +	if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
> +		table->systemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
> +
> +	if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
> +		table->systemFlags |= PPSMC_SYSTEMFLAG_REGULATOR_HOT;
> +
> +	if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
> +		table->systemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
> +
> +	if (pi->mem_gddr5)
> +		table->systemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
> +
> +	ret = ni_populate_smc_initial_state(rdev, radeon_boot_state, table);
> +	if (ret)
> +		return ret;
> +
> +	ret = ni_populate_smc_acpi_state(rdev, table);
> +	if (ret)
> +		return ret;
> +
> +	table->driverState = table->initialState;
> +
> +	table->ULVState = table->initialState;
> +
> +	ret = ni_do_program_memory_timing_parameters(rdev, radeon_boot_state,
> +						     NISLANDS_INITIAL_STATE_ARB_INDEX);
> +	if (ret)
> +		return ret;
> +
> +	return rv770_copy_bytes_to_smc(rdev, pi->state_table_start, (u8 *)table,
> +				       sizeof(NISLANDS_SMC_STATETABLE), pi->sram_end);
> +}
> +
> +static int ni_calculate_sclk_params(struct radeon_device *rdev,
> +				    u32 engine_clock,
> +				    NISLANDS_SMC_SCLK_VALUE *sclk)
> +{
> +        struct rv7xx_power_info *pi = rv770_get_pi(rdev);
^
Broken indentation.
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct atom_clock_dividers dividers;
> +	u32 spll_func_cntl = ni_pi->clock_registers.cg_spll_func_cntl;
> +	u32 spll_func_cntl_2 = ni_pi->clock_registers.cg_spll_func_cntl_2;
> +	u32 spll_func_cntl_3 = ni_pi->clock_registers.cg_spll_func_cntl_3;
> +	u32 spll_func_cntl_4 = ni_pi->clock_registers.cg_spll_func_cntl_4;
> +	u32 cg_spll_spread_spectrum = ni_pi->clock_registers.cg_spll_spread_spectrum;
> +	u32 cg_spll_spread_spectrum_2 = ni_pi->clock_registers.cg_spll_spread_spectrum_2;
> +	u64 tmp;
> +	u32 reference_clock = rdev->clock.spll.reference_freq;
> +	u32 reference_divider;
> +	u32 fbdiv;
> +	int ret;
> +
> +        ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
> +                                             engine_clock, false, &dividers);
> +	if (ret)
> +		return ret;
> +
> +	reference_divider = 1 + dividers.ref_div;
> +
> +	tmp = (u64) engine_clock * reference_divider * dividers.post_div;
> +
> +	fbdiv = (u32) ((16384 * tmp) / reference_clock);
> +
> +        spll_func_cntl &= ~(SPLL_PDIV_A_MASK | SPLL_REF_DIV_MASK);
> +        spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div);
> +        spll_func_cntl |= SPLL_PDIV_A(dividers.post_div);
> +
> +        spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
> +        spll_func_cntl_2 |= SCLK_MUX_SEL(2);
^
Broken indentation.
> +
> +	spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK;
> +        spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv);
> +        spll_func_cntl_3 |= SPLL_DITHEN;
> +
> +	if (pi->sclk_ss) {
> +                struct radeon_atom_ss ss;
> +                u32 vco_freq = engine_clock * dividers.post_div;
> +
> +                if (radeon_atombios_get_asic_ss_info(rdev, &ss,
> +                                                     ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
> +                        u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
> +                        u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
> +
> +                        cg_spll_spread_spectrum &= ~CLK_S_MASK;
> +			cg_spll_spread_spectrum |= CLK_S(clk_s);
> +                        cg_spll_spread_spectrum |= SSEN;
> +
> +                        cg_spll_spread_spectrum_2 &= ~CLK_V_MASK;
> +                        cg_spll_spread_spectrum_2 |= CLK_V(clk_v);
^
Broken indentation.
> +		}
> +	}
> +
> +	sclk->sclk_value = engine_clock;
> +	sclk->vCG_SPLL_FUNC_CNTL = spll_func_cntl;
> +	sclk->vCG_SPLL_FUNC_CNTL_2 = spll_func_cntl_2;
> +	sclk->vCG_SPLL_FUNC_CNTL_3 = spll_func_cntl_3;
> +	sclk->vCG_SPLL_FUNC_CNTL_4 = spll_func_cntl_4;
> +	sclk->vCG_SPLL_SPREAD_SPECTRUM = cg_spll_spread_spectrum;
> +	sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cg_spll_spread_spectrum_2;
> +
> +	return 0;
> +}
> +
> +static int ni_populate_sclk_value(struct radeon_device *rdev,
> +				  u32 engine_clock,
> +				  NISLANDS_SMC_SCLK_VALUE *sclk)
> +{
> +	NISLANDS_SMC_SCLK_VALUE sclk_tmp;
> +	int ret;
> +
> +	ret = ni_calculate_sclk_params(rdev, engine_clock, &sclk_tmp);
> +	if (!ret) {
> +		sclk->sclk_value = cpu_to_be32(sclk_tmp.sclk_value);
> +		sclk->vCG_SPLL_FUNC_CNTL = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL);
> +		sclk->vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_2);
> +		sclk->vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_3);
> +		sclk->vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_4);
> +		sclk->vCG_SPLL_SPREAD_SPECTRUM = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM);
> +		sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM_2);
> +	}
> +
> +	return ret;
> +}
> +
> +static int ni_init_smc_spll_table(struct radeon_device *rdev)
> +{
> +        struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	SMC_NISLANDS_SPLL_DIV_TABLE *spll_table;
> +	NISLANDS_SMC_SCLK_VALUE sclk_params;
> +	u32 fb_div;
> +	u32 p_div;
> +	u32 clk_s;
> +	u32 clk_v;
> +	u32 sclk = 0;
> +	int i, ret;
> +	u32 tmp;
> +
> +	if (ni_pi->spll_table_start == 0)
> +		return -EINVAL;
> +
> +	spll_table = kzalloc(sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), GFP_KERNEL);
> +	if (spll_table == NULL)
> +		return -ENOMEM;
> +
> +	for (i = 0; i < 256; i++) {
> +		ret = ni_calculate_sclk_params(rdev, sclk, &sclk_params);
> +		if (ret)
> +			break;
> +
> +		p_div = (sclk_params.vCG_SPLL_FUNC_CNTL & SPLL_PDIV_A_MASK) >> SPLL_PDIV_A_SHIFT;
> +		fb_div = (sclk_params.vCG_SPLL_FUNC_CNTL_3 & SPLL_FB_DIV_MASK) >> SPLL_FB_DIV_SHIFT;
> +		clk_s = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM & CLK_S_MASK) >> CLK_S_SHIFT;
> +		clk_v = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM_2 & CLK_V_MASK) >> CLK_V_SHIFT;
> +
> +		fb_div &= ~0x00001FFF;
> +		fb_div >>= 1;
> +		clk_v >>= 6;
> +
> +		if (p_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT))
> +			ret = -EINVAL;
> +
> +		if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT))
> +			ret = -EINVAL;
> +
> +		if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT))
> +			ret = -EINVAL;
> +
> +		if (clk_v & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT))
> +			ret = -EINVAL;
> +
> +		if (ret)
> +			break;
> +
> +		tmp = ((fb_div << SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK) |
> +			((p_div << SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK);
> +		spll_table->freq[i] = cpu_to_be32(tmp);
> +
> +		tmp = ((clk_v << SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK) |
> +			((clk_s << SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK);
> +		spll_table->ss[i] = cpu_to_be32(tmp);
> +
> +		sclk += 512;
> +	}
> +
> +	if (!ret)
> +		ret = rv770_copy_bytes_to_smc(rdev, ni_pi->spll_table_start, (u8 *)spll_table,
> +					      sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), pi->sram_end);
> +
> +	kfree(spll_table);
> +
> +	return ret;
> +}
> +
> +static int ni_populate_mclk_value(struct radeon_device *rdev,
> +				  u32 engine_clock,
> +				  u32 memory_clock,
> +				  NISLANDS_SMC_MCLK_VALUE *mclk,
> +				  bool strobe_mode,
> +				  bool dll_state_on)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 mpll_ad_func_cntl = ni_pi->clock_registers.mpll_ad_func_cntl;
> +	u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2;
> +	u32 mpll_dq_func_cntl = ni_pi->clock_registers.mpll_dq_func_cntl;
> +	u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2;
> +	u32 mclk_pwrmgt_cntl = ni_pi->clock_registers.mclk_pwrmgt_cntl;
> +	u32 dll_cntl = ni_pi->clock_registers.dll_cntl;
> +	u32 mpll_ss1 = ni_pi->clock_registers.mpll_ss1;
> +	u32 mpll_ss2 = ni_pi->clock_registers.mpll_ss2;
> +	struct atom_clock_dividers dividers;
> +	u32 ibias;
> +	u32 dll_speed;
> +	int ret;
> +	u32 mc_seq_misc7;
> +
> +        ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_MEMORY_PLL_PARAM,
> +                                             memory_clock, strobe_mode, &dividers);
^
Broken indentation.
> +	if (ret)
> +		return ret;
> +
> +	if (!strobe_mode) {
> +		mc_seq_misc7 = RREG32(MC_SEQ_MISC7);
> +
> +		if (mc_seq_misc7 & 0x8000000)
> +			dividers.post_div = 1;
> +	}
> +
> +	ibias = cypress_map_clkf_to_ibias(rdev, dividers.whole_fb_div);
> +
> +        mpll_ad_func_cntl &= ~(CLKR_MASK |
> +                               YCLK_POST_DIV_MASK |
> +                               CLKF_MASK |
> +                               CLKFRAC_MASK |
> +                               IBIAS_MASK);
> +        mpll_ad_func_cntl |= CLKR(dividers.ref_div);
> +        mpll_ad_func_cntl |= YCLK_POST_DIV(dividers.post_div);
> +        mpll_ad_func_cntl |= CLKF(dividers.whole_fb_div);
> +        mpll_ad_func_cntl |= CLKFRAC(dividers.frac_fb_div);
^
Broken indentation.
> +	mpll_ad_func_cntl |= IBIAS(ibias);
> +
> +        if (dividers.vco_mode)
^
Broken indentation.
> +		mpll_ad_func_cntl_2 |= VCO_MODE;
> +	else
> +		mpll_ad_func_cntl_2 &= ~VCO_MODE;
> +
> +	if (pi->mem_gddr5) {
> +                mpll_dq_func_cntl &= ~(CLKR_MASK |
> +                                       YCLK_POST_DIV_MASK |
> +                                       CLKF_MASK |
> +                                       CLKFRAC_MASK |
> +                                       IBIAS_MASK);
> +                mpll_dq_func_cntl |= CLKR(dividers.ref_div);
> +                mpll_dq_func_cntl |= YCLK_POST_DIV(dividers.post_div);
> +                mpll_dq_func_cntl |= CLKF(dividers.whole_fb_div);
> +                mpll_dq_func_cntl |= CLKFRAC(dividers.frac_fb_div);
> +                mpll_dq_func_cntl |= IBIAS(ibias);
> +
> +		if (strobe_mode)
> +			mpll_dq_func_cntl &= ~PDNB;
> +                else
> +			mpll_dq_func_cntl |= PDNB;
> +
> +		if (dividers.vco_mode)
> +			mpll_dq_func_cntl_2 |= VCO_MODE;
> +		else
> +                        mpll_dq_func_cntl_2 &= ~VCO_MODE;
> +	}
> +
> +	if (pi->mclk_ss) {
> +                struct radeon_atom_ss ss;
> +                u32 vco_freq = memory_clock * dividers.post_div;
> +
> +                if (radeon_atombios_get_asic_ss_info(rdev, &ss,
> +						     ASIC_INTERNAL_MEMORY_SS, vco_freq)) {
> +			u32 reference_clock = rdev->clock.mpll.reference_freq;
> +                        u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div);
> +			u32 clk_s = reference_clock * 5 / (decoded_ref * ss.rate);
> +                        u32 clk_v = ss.percentage *
> +                                (0x4000 * dividers.whole_fb_div + 0x800 * dividers.frac_fb_div) / (clk_s * 625);
> +
> +                        mpll_ss1 &= ~CLKV_MASK;
> +                        mpll_ss1 |= CLKV(clk_v);
> +
> +                        mpll_ss2 &= ~CLKS_MASK;
> +                        mpll_ss2 |= CLKS(clk_s);
> +		}
> +	}
> +
> +        dll_speed = rv740_get_dll_speed(pi->mem_gddr5,
> +                                        memory_clock);
> +
> +        mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK;
> +        mclk_pwrmgt_cntl |= DLL_SPEED(dll_speed);
> +        if (dll_state_on)
> +                mclk_pwrmgt_cntl |= (MRDCKA0_PDNB |
> +                                     MRDCKA1_PDNB |
> +                                     MRDCKB0_PDNB |
> +                                     MRDCKB1_PDNB |
> +                                     MRDCKC0_PDNB |
> +                                     MRDCKC1_PDNB |
> +                                     MRDCKD0_PDNB |
> +                                     MRDCKD1_PDNB);
> +        else
> +                mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB |
> +                                      MRDCKA1_PDNB |
> +                                      MRDCKB0_PDNB |
> +                                      MRDCKB1_PDNB |
> +                                      MRDCKC0_PDNB |
> +                                      MRDCKC1_PDNB |
> +                                      MRDCKD0_PDNB |
> +                                      MRDCKD1_PDNB);
> +
> +
> +	mclk->mclk_value = cpu_to_be32(memory_clock);
> +	mclk->vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl);
> +	mclk->vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2);
> +	mclk->vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl);
> +	mclk->vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2);
> +	mclk->vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl);
> +	mclk->vDLL_CNTL = cpu_to_be32(dll_cntl);
> +	mclk->vMPLL_SS = cpu_to_be32(mpll_ss1);
> +	mclk->vMPLL_SS2 = cpu_to_be32(mpll_ss2);
> +
> +	return 0;
> +}
> +
> +static void ni_populate_smc_sp(struct radeon_device *rdev,
> +			       struct radeon_ps *radeon_state,
> +			       NISLANDS_SMC_SWSTATE *smc_state)
> +{
> +	struct ni_ps *ps = ni_get_ps(radeon_state);
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	int i;
> +
> +	for (i = 0; i < ps->performance_level_count - 1; i++)
> +		smc_state->levels[i].bSP = cpu_to_be32(pi->dsp);
> +
> +	smc_state->levels[ps->performance_level_count - 1].bSP =
> +		cpu_to_be32(pi->psp);
> +}
> +
> +static int ni_convert_power_level_to_smc(struct radeon_device *rdev,
> +					 struct rv7xx_pl *pl,
> +					 NISLANDS_SMC_HW_PERFORMANCE_LEVEL *level)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +        struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +        struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	int ret;
> +	bool dll_state_on;
> +	u16 std_vddc;
> +	u32 tmp = RREG32(DC_STUTTER_CNTL);
> +
> +	level->gen2PCIE = pi->pcie_gen2 ?
> +		((pl->flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) ? 1 : 0) : 0;
> +
> +	ret = ni_populate_sclk_value(rdev, pl->sclk, &level->sclk);
> +	if (ret)
> +		return ret;
> +
> +	level->mcFlags =  0;
> +	if (pi->mclk_stutter_mode_threshold &&
> +	    (pl->mclk <= pi->mclk_stutter_mode_threshold) &&
> +	    !eg_pi->uvd_enabled &&
> +	    (tmp & DC_STUTTER_ENABLE_A) &&
> +	    (tmp & DC_STUTTER_ENABLE_B))
> +		level->mcFlags |= NISLANDS_SMC_MC_STUTTER_EN;
> +
> +	if (pi->mem_gddr5) {
> +		if (pl->mclk > pi->mclk_edc_enable_threshold)
> +			level->mcFlags |= NISLANDS_SMC_MC_EDC_RD_FLAG;
> +		if (pl->mclk > eg_pi->mclk_edc_wr_enable_threshold)
> +			level->mcFlags |= NISLANDS_SMC_MC_EDC_WR_FLAG;
> +
> +		level->strobeMode = cypress_get_strobe_mode_settings(rdev, pl->mclk);
> +
> +		if (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) {
> +			if (cypress_get_mclk_frequency_ratio(rdev, pl->mclk, true) >=
> +			    ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf))
> +				dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
> +			else
> +				dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
> +		} else {
> +			dll_state_on = false;
> +			if (pl->mclk > ni_pi->mclk_rtt_mode_threshold)
> +				level->mcFlags |= NISLANDS_SMC_MC_RTT_ENABLE;
> +		}
> +
> +		ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk,
> +					     &level->mclk,
> +					     (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) != 0,
> +					     dll_state_on);
> +	} else
> +		ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk, &level->mclk, 1, 1);
> +
> +	if (ret)
> +		return ret;
> +
> +	ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table,
> +					pl->vddc, &level->vddc);
> +	if (ret)
> +		return ret;
> +
> +	ret = ni_get_std_voltage_value(rdev, &level->vddc, &std_vddc);
> +	if (ret)
> +		return ret;
> +
> +	ni_populate_std_voltage_value(rdev, std_vddc,
> +				      level->vddc.index, &level->std_vddc);
> +
> +	if (eg_pi->vddci_control) {
> +		ret = ni_populate_voltage_value(rdev, &eg_pi->vddci_voltage_table,
> +						pl->vddci, &level->vddci);
> +		if (ret)
> +			return ret;
> +	}
> +
> +	ni_populate_mvdd_value(rdev, pl->mclk, &level->mvdd);
> +
> +	return ret;
> +}
> +
> +static int ni_populate_smc_t(struct radeon_device *rdev,
> +			     struct radeon_ps *radeon_state,
> +			     NISLANDS_SMC_SWSTATE *smc_state)
> +{
> +        struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +        struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct ni_ps *state = ni_get_ps(radeon_state);
> +	u32 a_t;
> +	u32 t_l, t_h;
> +	u32 high_bsp;
> +	int i, ret;
> +
> +	if (state->performance_level_count >= 9)
> +		return -EINVAL;
> +
> +	if (state->performance_level_count < 2) {
> +		a_t = CG_R(0xffff) | CG_L(0);
> +		smc_state->levels[0].aT = cpu_to_be32(a_t);
> +		return 0;
> +	}
> +
> +	smc_state->levels[0].aT = cpu_to_be32(0);
> +
> +	for (i = 0; i <= state->performance_level_count - 2; i++) {
> +		if (eg_pi->uvd_enabled)
> +			ret = r600_calculate_at(
> +				1000 * (i * (eg_pi->smu_uvd_hs ? 2 : 8) + 2),
> +				100 * R600_AH_DFLT,
> +				state->performance_levels[i + 1].sclk,
> +				state->performance_levels[i].sclk,
> +				&t_l,
> +				&t_h);
> +		else
> +			ret = r600_calculate_at(
> +				1000 * (i + 1),
> +				100 * R600_AH_DFLT,
> +				state->performance_levels[i + 1].sclk,
> +				state->performance_levels[i].sclk,
> +				&t_l,
> +				&t_h);
> +
> +		if (ret) {
> +			t_h = (i + 1) * 1000 - 50 * R600_AH_DFLT;
> +			t_l = (i + 1) * 1000 + 50 * R600_AH_DFLT;
> +		}
> +
> +		a_t = be32_to_cpu(smc_state->levels[i].aT) & ~CG_R_MASK;
> +		a_t |= CG_R(t_l * pi->bsp / 20000);
> +		smc_state->levels[i].aT = cpu_to_be32(a_t);
> +
> +		high_bsp = (i == state->performance_level_count - 2) ?
> +			pi->pbsp : pi->bsp;
> +
> +		a_t = CG_R(0xffff) | CG_L(t_h * high_bsp / 20000);
> +		smc_state->levels[i + 1].aT = cpu_to_be32(a_t);
> +	}
> +
> +	return 0;
> +}
> +
> +static int ni_populate_power_containment_values(struct radeon_device *rdev,
> +						struct radeon_ps *radeon_state,
> +						NISLANDS_SMC_SWSTATE *smc_state)
> +{
> +        struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +        struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct ni_ps *state = ni_get_ps(radeon_state);
> +	u32 prev_sclk;
> +	u32 max_sclk;
> +	u32 min_sclk;
> +	int i, ret;
> +	u32 tdp_limit;
> +	u32 near_tdp_limit;
> +	u32 power_boost_limit;
> +	u8 max_ps_percent;
> +
> +	if (ni_pi->enable_power_containment == false)
> +		return 0;
> +
> +	if (state->performance_level_count == 0)
> +		return -EINVAL;
> +
> +	if (smc_state->levelCount != state->performance_level_count)
> +		return -EINVAL;
> +
> +	ret = ni_calculate_adjusted_tdp_limits(rdev,
> +					       false, /* ??? */
> +					       rdev->pm.dpm.tdp_adjustment,
> +					       &tdp_limit,
> +					       &near_tdp_limit);
> +	if (ret)
> +		return ret;
> +
> +	power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state, near_tdp_limit);
> +
> +	ret = rv770_write_smc_sram_dword(rdev,
> +					 pi->state_table_start +
> +					 offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) +
> +					 offsetof(PP_NIslands_DPM2Parameters, PowerBoostLimit),
> +					 ni_scale_power_for_smc(power_boost_limit, ni_get_smc_power_scaling_factor(rdev)),
> +					 pi->sram_end);
> +	if (ret)
> +		power_boost_limit = 0;
> +
> +	smc_state->levels[0].dpm2.MaxPS = 0;
> +	smc_state->levels[0].dpm2.NearTDPDec = 0;
> +	smc_state->levels[0].dpm2.AboveSafeInc = 0;
> +	smc_state->levels[0].dpm2.BelowSafeInc = 0;
> +	smc_state->levels[0].stateFlags |= power_boost_limit ? PPSMC_STATEFLAG_POWERBOOST : 0;
> +
> +	for (i = 1; i < state->performance_level_count; i++) {
> +		prev_sclk = state->performance_levels[i-1].sclk;
> +		max_sclk  = state->performance_levels[i].sclk;
> +		max_ps_percent = (i != (state->performance_level_count - 1)) ?
> +			NISLANDS_DPM2_MAXPS_PERCENT_M : NISLANDS_DPM2_MAXPS_PERCENT_H;
> +
> +		if (max_sclk < prev_sclk)
> +			return -EINVAL;
> +
> +		if ((max_ps_percent == 0) || (prev_sclk == max_sclk) || eg_pi->uvd_enabled)
> +			min_sclk = max_sclk;
> +		else if (1 == i)
> +			min_sclk = prev_sclk;
> +		else
> +			min_sclk = (prev_sclk * (u32)max_ps_percent) / 100;
> +
> +		if (min_sclk < state->performance_levels[0].sclk)
> +			min_sclk = state->performance_levels[0].sclk;
> +
> +		if (min_sclk == 0)
> +			return -EINVAL;
> +
> +		smc_state->levels[i].dpm2.MaxPS =
> +			(u8)((NISLANDS_DPM2_MAX_PULSE_SKIP * (max_sclk - min_sclk)) / max_sclk);
> +		smc_state->levels[i].dpm2.NearTDPDec = NISLANDS_DPM2_NEAR_TDP_DEC;
> +		smc_state->levels[i].dpm2.AboveSafeInc = NISLANDS_DPM2_ABOVE_SAFE_INC;
> +		smc_state->levels[i].dpm2.BelowSafeInc = NISLANDS_DPM2_BELOW_SAFE_INC;
> +		smc_state->levels[i].stateFlags |=
> +			((i != (state->performance_level_count - 1)) && power_boost_limit) ?
> +			PPSMC_STATEFLAG_POWERBOOST : 0;
> +	}
> +
> +	return 0;
> +}
> +
> +static int ni_populate_sq_ramping_values(struct radeon_device *rdev,
> +					 struct radeon_ps *radeon_state,
> +					 NISLANDS_SMC_SWSTATE *smc_state)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct ni_ps *state = ni_get_ps(radeon_state);
> +	u32 sq_power_throttle;
> +	u32 sq_power_throttle2;
> +	bool enable_sq_ramping = ni_pi->enable_sq_ramping;
> +	int i;
> +
> +	if (state->performance_level_count == 0)
> +		return -EINVAL;
> +
> +	if (smc_state->levelCount != state->performance_level_count)
> +		return -EINVAL;
> +
> +	if (rdev->pm.dpm.sq_ramping_threshold == 0)
> +		return -EINVAL;
> +
> +	if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER > (MAX_POWER_MASK >> MAX_POWER_SHIFT))
> +		enable_sq_ramping = false;
> +
> +	if (NISLANDS_DPM2_SQ_RAMP_MIN_POWER > (MIN_POWER_MASK >> MIN_POWER_SHIFT))
> +		enable_sq_ramping = false;
> +
> +	if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA > (MAX_POWER_DELTA_MASK >> MAX_POWER_DELTA_SHIFT))
> +		enable_sq_ramping = false;
> +
> +	if (NISLANDS_DPM2_SQ_RAMP_STI_SIZE > (STI_SIZE_MASK >> STI_SIZE_SHIFT))
> +		enable_sq_ramping = false;
> +
> +	if (NISLANDS_DPM2_SQ_RAMP_LTI_RATIO <= (LTI_RATIO_MASK >> LTI_RATIO_SHIFT))
> +		enable_sq_ramping = false;
> +
> +	for (i = 0; i < state->performance_level_count; i++) {
> +		sq_power_throttle  = 0;
> +		sq_power_throttle2 = 0;
> +
> +		if ((state->performance_levels[i].sclk >= rdev->pm.dpm.sq_ramping_threshold) &&
> +		    enable_sq_ramping) {
> +			sq_power_throttle |= MAX_POWER(NISLANDS_DPM2_SQ_RAMP_MAX_POWER);
> +			sq_power_throttle |= MIN_POWER(NISLANDS_DPM2_SQ_RAMP_MIN_POWER);
> +			sq_power_throttle2 |= MAX_POWER_DELTA(NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA);
> +			sq_power_throttle2 |= STI_SIZE(NISLANDS_DPM2_SQ_RAMP_STI_SIZE);
> +			sq_power_throttle2 |= LTI_RATIO(NISLANDS_DPM2_SQ_RAMP_LTI_RATIO);
> +		} else {
> +			sq_power_throttle |= MAX_POWER_MASK | MIN_POWER_MASK;
> +			sq_power_throttle2 |= MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK;
> +		}
> +
> +		smc_state->levels[i].SQPowerThrottle   = cpu_to_be32(sq_power_throttle);
> +		smc_state->levels[i].SQPowerThrottle_2 = cpu_to_be32(sq_power_throttle2);
> +	}
> +
> +	return 0;
> +}
> +
> +static int ni_enable_power_containment(struct radeon_device *rdev, bool enable)
> +{
> +        struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	PPSMC_Result smc_result;
> +	int ret = 0;
> +
> +	if (ni_pi->enable_power_containment) {
> +		if (enable) {
> +			struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps;
> +
> +			if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) {
> +				smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingActive);
> +				if (smc_result != PPSMC_Result_OK) {
> +					ret = -EINVAL;
> +					ni_pi->pc_enabled = false;
> +				} else {
> +					ni_pi->pc_enabled = true;
> +				}
> +			}
> +		} else {
> +			smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingInactive);
> +			if (smc_result != PPSMC_Result_OK)
> +				ret = -EINVAL;
> +			ni_pi->pc_enabled = false;
> +		}
> +	}
> +
> +	return ret;
> +}
> +
> +static int ni_convert_power_state_to_smc(struct radeon_device *rdev,
> +					 struct radeon_ps *radeon_state,
> +					 NISLANDS_SMC_SWSTATE *smc_state)
> +{
> +        struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct ni_ps *state = ni_get_ps(radeon_state);
> +	int i, ret;
> +	u32 threshold = state->performance_levels[state->performance_level_count - 1].sclk * 100 / 100;
> +
> +	if (!(radeon_state->caps & ATOM_PPLIB_DISALLOW_ON_DC))
> +		smc_state->flags |= PPSMC_SWSTATE_FLAG_DC;
> +
> +	smc_state->levelCount = 0;
> +
> +	if (state->performance_level_count > NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE)
> +		return -EINVAL;
> +
> +	for (i = 0; i < state->performance_level_count; i++) {
> +		ret = ni_convert_power_level_to_smc(rdev, &state->performance_levels[i],
> +						    &smc_state->levels[i]);
> +		smc_state->levels[i].arbRefreshState =
> +			(u8)(NISLANDS_DRIVER_STATE_ARB_INDEX + i);
> +
> +		if (ret)
> +			return ret;
> +
> +		if (ni_pi->enable_power_containment)
> +			smc_state->levels[i].displayWatermark =
> +				(state->performance_levels[i].sclk < threshold) ?
> +				PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH;
> +		else
> +			smc_state->levels[i].displayWatermark = (i < 2) ?
> +				PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH;
> +
> +		if (eg_pi->dynamic_ac_timing)
> +			smc_state->levels[i].ACIndex = NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i;
> +		else
> +			smc_state->levels[i].ACIndex = 0;
> +
> +		smc_state->levelCount++;
> +	}
> +
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_watermark_threshold,
> +				      cpu_to_be32(threshold / 512));
> +
> +	ni_populate_smc_sp(rdev, radeon_state, smc_state);
> +
> +	ret = ni_populate_power_containment_values(rdev, radeon_state, smc_state);
> +	if (ret)
> +		ni_pi->enable_power_containment = false;
> +
> +	ret = ni_populate_sq_ramping_values(rdev, radeon_state, smc_state);
> +	if (ret)
> +		ni_pi->enable_sq_ramping = false;
> +
> +	return ni_populate_smc_t(rdev, radeon_state, smc_state);
> +}
> +
> +static int ni_upload_sw_state(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps;
> +	u16 address = pi->state_table_start +
> +		offsetof(NISLANDS_SMC_STATETABLE, driverState);
> +	u16 state_size = sizeof(NISLANDS_SMC_SWSTATE) +
> +		((NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1) * sizeof(NISLANDS_SMC_HW_PERFORMANCE_LEVEL));
> +	int ret;
> +	NISLANDS_SMC_SWSTATE *smc_state = kzalloc(state_size, GFP_KERNEL);
> +
> +	if (smc_state == NULL)
> +		return -ENOMEM;
> +
> +	ret = ni_convert_power_state_to_smc(rdev, radeon_new_state, smc_state);
> +	if (ret)
> +		goto done;
> +
> +	ret = rv770_copy_bytes_to_smc(rdev, address, (u8 *)smc_state, state_size, pi->sram_end);
> +
> +done:
> +	kfree(smc_state);
> +
> +	return ret;
> +}
> +
> +static int ni_set_mc_special_registers(struct radeon_device *rdev,
> +				       struct ni_mc_reg_table *table)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	u8 i, j, k;
> +	u32 temp_reg;
> +
> +	for (i = 0, j = table->last; i < table->last; i++) {
> +		switch (table->mc_reg_address[i].s1) {
> +		case MC_SEQ_MISC1 >> 2:
> +			if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
> +				return -EINVAL;
> +			temp_reg = RREG32(MC_PMG_CMD_EMRS);
> +			table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2;
> +			table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
> +			for (k = 0; k < table->num_entries; k++)
> +				table->mc_reg_table_entry[k].mc_data[j] =
> +					((temp_reg & 0xffff0000)) |
> +					((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
> +			j++;
> +			if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
> +				return -EINVAL;
> +
> +			temp_reg = RREG32(MC_PMG_CMD_MRS);
> +			table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2;
> +			table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2;
> +			for(k = 0; k < table->num_entries; k++) {
> +				table->mc_reg_table_entry[k].mc_data[j] =
> +					(temp_reg & 0xffff0000) |
> +					(table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
> +				if (!pi->mem_gddr5)
> +					table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
> +			}
> +			j++;
> +			if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
> +				return -EINVAL;
> +			break;
> +		case MC_SEQ_RESERVE_M >> 2:
> +			temp_reg = RREG32(MC_PMG_CMD_MRS1);
> +			table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2;
> +			table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
> +			for (k = 0; k < table->num_entries; k++)
> +				table->mc_reg_table_entry[k].mc_data[j] =
> +					(temp_reg & 0xffff0000) |
> +					(table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
> +			j++;
> +			if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
> +				return -EINVAL;
> +			break;
> +		default:
> +			break;
> +		}
> +	}
> +
> +	table->last = j;
> +
> +	return 0;
> +}
> +
> +static bool ni_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
> +{
> +	bool result = true;
> +
> +	switch (in_reg) {
> +        case  MC_SEQ_RAS_TIMING >> 2:
> +		*out_reg = MC_SEQ_RAS_TIMING_LP >> 2;
> +		break;
> +        case MC_SEQ_CAS_TIMING >> 2:
> +		*out_reg = MC_SEQ_CAS_TIMING_LP >> 2;
> +		break;
> +        case MC_SEQ_MISC_TIMING >> 2:
> +		*out_reg = MC_SEQ_MISC_TIMING_LP >> 2;
> +		break;
> +        case MC_SEQ_MISC_TIMING2 >> 2:
> +		*out_reg = MC_SEQ_MISC_TIMING2_LP >> 2;
> +		break;
> +        case MC_SEQ_RD_CTL_D0 >> 2:
> +		*out_reg = MC_SEQ_RD_CTL_D0_LP >> 2;
> +		break;
> +        case MC_SEQ_RD_CTL_D1 >> 2:
> +		*out_reg = MC_SEQ_RD_CTL_D1_LP >> 2;
> +		break;
> +        case MC_SEQ_WR_CTL_D0 >> 2:
> +		*out_reg = MC_SEQ_WR_CTL_D0_LP >> 2;
> +		break;
> +        case MC_SEQ_WR_CTL_D1 >> 2:
> +		*out_reg = MC_SEQ_WR_CTL_D1_LP >> 2;
> +		break;
> +        case MC_PMG_CMD_EMRS >> 2:
> +		*out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
> +		break;
> +        case MC_PMG_CMD_MRS >> 2:
> +		*out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2;
> +		break;
> +        case MC_PMG_CMD_MRS1 >> 2:
> +		*out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
> +		break;
> +        case MC_SEQ_PMG_TIMING >> 2:
> +		*out_reg = MC_SEQ_PMG_TIMING_LP >> 2;
> +		break;
> +        case MC_PMG_CMD_MRS2 >> 2:
> +		*out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2;
> +		break;
> +        default:
> +		result = false;
> +		break;
> +	}
> +
> +	return result;
> +}
> +
> +static void ni_set_valid_flag(struct ni_mc_reg_table *table)
> +{
> +	u8 i, j;
> +
> +	for (i = 0; i < table->last; i++) {
> +		for (j = 1; j < table->num_entries; j++) {
> +			if (table->mc_reg_table_entry[j-1].mc_data[i] != table->mc_reg_table_entry[j].mc_data[i]) {
> +				table->valid_flag |= 1 << i;
> +				break;
> +			}
> +		}
> +	}
> +}
> +
> +static void ni_set_s0_mc_reg_index(struct ni_mc_reg_table *table)
> +{
> +	u32 i;
> +	u16 address;
> +
> +	for (i = 0; i < table->last; i++)
> +		table->mc_reg_address[i].s0 =
> +			ni_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
> +			address : table->mc_reg_address[i].s1;
> +}
> +
> +static int ni_copy_vbios_mc_reg_table(struct atom_mc_reg_table *table,
> +				      struct ni_mc_reg_table *ni_table)
> +{
> +	u8 i, j;
> +
> +	if (table->last > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
> +		return -EINVAL;
> +	if (table->num_entries > MAX_AC_TIMING_ENTRIES)
> +		return -EINVAL;
> +
> +	for (i = 0; i < table->last; i++)
> +		ni_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
> +	ni_table->last = table->last;
> +
> +	for (i = 0; i < table->num_entries; i++) {
> +		ni_table->mc_reg_table_entry[i].mclk_max =
> +			table->mc_reg_table_entry[i].mclk_max;
> +		for (j = 0; j < table->last; j++)
> +			ni_table->mc_reg_table_entry[i].mc_data[j] =
> +				table->mc_reg_table_entry[i].mc_data[j];
> +	}
> +	ni_table->num_entries = table->num_entries;
> +
> +	return 0;
> +}
> +
> +static int ni_initialize_mc_reg_table(struct radeon_device *rdev)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	int ret;
> +	struct atom_mc_reg_table *table;
> +	struct ni_mc_reg_table *ni_table = &ni_pi->mc_reg_table;
> +	u8 module_index = rv770_get_memory_module_index(rdev);
> +
> +        table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
> +        if (!table)
> +                return -ENOMEM;
> +
> +	WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING));
> +	WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING));
> +	WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING));
> +	WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2));
> +	WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS));
> +	WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS));
> +	WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1));
> +	WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0));
> +	WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1));
> +	WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0));
> +	WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1));
> +	WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING));
> +	WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2));
> +
> +	ret = radeon_atom_init_mc_reg_table(rdev, module_index, table);
> +
> +        if (ret)
> +                goto init_mc_done;
> +
> +	ret = ni_copy_vbios_mc_reg_table(table, ni_table);
> +
> +        if (ret)
> +                goto init_mc_done;
> +
> +	ni_set_s0_mc_reg_index(ni_table);
> +
> +	ret = ni_set_mc_special_registers(rdev, ni_table);
> +
> +        if (ret)
> +                goto init_mc_done;
> +
> +	ni_set_valid_flag(ni_table);
> +
> +init_mc_done:
> +        kfree(table);
> +
> +	return ret;
> +}
> +
> +static void ni_populate_mc_reg_addresses(struct radeon_device *rdev,
> +					 SMC_NIslands_MCRegisters *mc_reg_table)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 i, j;
> +
> +	for (i = 0, j = 0; j < ni_pi->mc_reg_table.last; j++) {
> +		if (ni_pi->mc_reg_table.valid_flag & (1 << j)) {
> +			if (i >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE)
> +				break;
> +			mc_reg_table->address[i].s0 =
> +				cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s0);
> +			mc_reg_table->address[i].s1 =
> +				cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s1);
> +			i++;
> +		}
> +	}
> +	mc_reg_table->last = (u8)i;
> +}
> +
> +
> +static void ni_convert_mc_registers(struct ni_mc_reg_entry *entry,
> +				    SMC_NIslands_MCRegisterSet *data,
> +				    u32 num_entries, u32 valid_flag)
> +{
> +	u32 i, j;
> +
> +	for (i = 0, j = 0; j < num_entries; j++) {
> +		if (valid_flag & (1 << j)) {
> +			data->value[i] = cpu_to_be32(entry->mc_data[j]);
> +			i++;
> +		}
> +	}
> +}
> +
> +static void ni_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev,
> +						 struct rv7xx_pl *pl,
> +						 SMC_NIslands_MCRegisterSet *mc_reg_table_data)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 i = 0;
> +
> +	for (i = 0; i < ni_pi->mc_reg_table.num_entries; i++) {
> +		if (pl->mclk <= ni_pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
> +			break;
> +	}
> +
> +	if ((i == ni_pi->mc_reg_table.num_entries) && (i > 0))
> +		--i;
> +
> +	ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[i],
> +				mc_reg_table_data,
> +				ni_pi->mc_reg_table.last,
> +				ni_pi->mc_reg_table.valid_flag);
> +}
> +
> +static void ni_convert_mc_reg_table_to_smc(struct radeon_device *rdev,
> +					   struct radeon_ps *radeon_state,
> +					   SMC_NIslands_MCRegisters *mc_reg_table)
> +{
> +	struct ni_ps *state = ni_get_ps(radeon_state);
> +	int i;
> +
> +	for (i = 0; i < state->performance_level_count; i++) {
> +		ni_convert_mc_reg_table_entry_to_smc(rdev,
> +						     &state->performance_levels[i],
> +						     &mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i]);
> +	}
> +}
> +
> +static int ni_populate_mc_reg_table(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +        struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +        struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
> +	struct ni_ps *boot_state = ni_get_ps(radeon_boot_state);
> +	SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table;
> +
> +	memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters));
> +
> +	rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_seq_index, 1);
> +
> +	ni_populate_mc_reg_addresses(rdev, mc_reg_table);
> +
> +	ni_convert_mc_reg_table_entry_to_smc(rdev, &boot_state->performance_levels[0],
> +					     &mc_reg_table->data[0]);
> +
> +	ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[0],
> +				&mc_reg_table->data[1],
> +				ni_pi->mc_reg_table.last,
> +				ni_pi->mc_reg_table.valid_flag);
> +
> +	ni_convert_mc_reg_table_to_smc(rdev, radeon_boot_state, mc_reg_table);
> +
> +	return rv770_copy_bytes_to_smc(rdev, eg_pi->mc_reg_table_start,
> +				       (u8 *)mc_reg_table,
> +				       sizeof(SMC_NIslands_MCRegisters),
> +				       pi->sram_end);
> +}
> +
> +static int ni_upload_mc_reg_table(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +        struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps;
> +	struct ni_ps *ni_new_state = ni_get_ps(radeon_new_state);
> +	SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table;
> +	u16 address;
> +
> +	memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters));
> +
> +	ni_convert_mc_reg_table_to_smc(rdev, radeon_new_state, mc_reg_table);
> +
> +	address = eg_pi->mc_reg_table_start +
> +		(u16)offsetof(SMC_NIslands_MCRegisters, data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT]);
> +
> +	return rv770_copy_bytes_to_smc(rdev, address,
> +				       (u8 *)&mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT],
> +				       sizeof(SMC_NIslands_MCRegisterSet) * ni_new_state->performance_level_count,
> +				       pi->sram_end);
> +}
> +
> +static int ni_init_driver_calculated_leakage_table(struct radeon_device *rdev,
> +						   PP_NIslands_CACTABLES *cac_tables)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	u32 leakage = 0;
> +	unsigned int i, j, table_size;
> +	s32 t;
> +	u32 smc_leakage, max_leakage = 0;
> +	u32 scaling_factor;
> +
> +	table_size = eg_pi->vddc_voltage_table.count;
> +
> +	if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size)
> +		table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES;
> +
> +	scaling_factor = ni_get_smc_power_scaling_factor(rdev);
> +
> +	for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++) {
> +		for (j = 0; j < table_size; j++) {
> +			t = (1000 * ((i + 1) * 8));
> +
> +			if (t < ni_pi->cac_data.leakage_minimum_temperature)
> +				t = ni_pi->cac_data.leakage_minimum_temperature;
> +
> +			ni_calculate_leakage_for_v_and_t(rdev,
> +							 &ni_pi->cac_data.leakage_coefficients,
> +							 eg_pi->vddc_voltage_table.entries[j].value,
> +							 t,
> +							 ni_pi->cac_data.i_leakage,
> +							 &leakage);
> +
> +			smc_leakage = ni_scale_power_for_smc(leakage, scaling_factor) / 1000;
> +			if (smc_leakage > max_leakage)
> +				max_leakage = smc_leakage;
> +
> +			cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(smc_leakage);
> +		}
> +	}
> +
> +	for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) {
> +		for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
> +			cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(max_leakage);
> +	}
> +	return 0;
> +}
> +
> +static int ni_init_simplified_leakage_table(struct radeon_device *rdev,
> +					    PP_NIslands_CACTABLES *cac_tables)
> +{
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct radeon_cac_leakage_table *leakage_table =
> +		&rdev->pm.dpm.dyn_state.cac_leakage_table;
> +	u32 i, j, table_size;
> +	u32 smc_leakage, max_leakage = 0;
> +	u32 scaling_factor;
> +
> +	if (!leakage_table)
> +		return -EINVAL;
> +
> +	table_size = leakage_table->count;
> +
> +	if (eg_pi->vddc_voltage_table.count != table_size)
> +		table_size = (eg_pi->vddc_voltage_table.count < leakage_table->count) ?
> +			eg_pi->vddc_voltage_table.count : leakage_table->count;
> +
> +	if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size)
> +		table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES;
> +
> +	if (table_size == 0)
> +		return -EINVAL;
> +
> +	scaling_factor = ni_get_smc_power_scaling_factor(rdev);
> +
> +	for (j = 0; j < table_size; j++) {
> +		smc_leakage = leakage_table->entries[j].leakage;
> +
> +		if (smc_leakage > max_leakage)
> +			max_leakage = smc_leakage;
> +
> +		for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
> +			cac_tables->cac_lkge_lut[i][j] =
> +				cpu_to_be32(ni_scale_power_for_smc(smc_leakage, scaling_factor));
> +	}
> +
> +	for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) {
> +		for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++)
> +			cac_tables->cac_lkge_lut[i][j] =
> +				cpu_to_be32(ni_scale_power_for_smc(max_leakage, scaling_factor));
> +	}
> +	return 0;
> +}
> +
> +static int ni_initialize_smc_cac_tables(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	PP_NIslands_CACTABLES *cac_tables = NULL;
> +	int i, ret;
> +        u32 reg;
> +
> +	if (ni_pi->enable_cac == false)
> +		return 0;
> +
> +	cac_tables = kzalloc(sizeof(PP_NIslands_CACTABLES), GFP_KERNEL);
> +	if (!cac_tables)
> +		return -ENOMEM;
> +
> +	reg = RREG32(CG_CAC_CTRL) & ~(TID_CNT_MASK | TID_UNIT_MASK);
> +	reg |= (TID_CNT(ni_pi->cac_weights->tid_cnt) |
> +		TID_UNIT(ni_pi->cac_weights->tid_unit));
> +	WREG32(CG_CAC_CTRL, reg);
> +
> +	for (i = 0; i < NISLANDS_DCCAC_MAX_LEVELS; i++)
> +		ni_pi->dc_cac_table[i] = ni_pi->cac_weights->dc_cac[i];
> +
> +	for (i = 0; i < SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES; i++)
> +		cac_tables->cac_bif_lut[i] = ni_pi->cac_weights->pcie_cac[i];
> +
> +	ni_pi->cac_data.i_leakage = rdev->pm.dpm.cac_leakage;
> +	ni_pi->cac_data.pwr_const = 0;
> +	ni_pi->cac_data.dc_cac_value = ni_pi->dc_cac_table[NISLANDS_DCCAC_LEVEL_0];
> +	ni_pi->cac_data.bif_cac_value = 0;
> +	ni_pi->cac_data.mc_wr_weight = ni_pi->cac_weights->mc_write_weight;
> +	ni_pi->cac_data.mc_rd_weight = ni_pi->cac_weights->mc_read_weight;
> +	ni_pi->cac_data.allow_ovrflw = 0;
> +	ni_pi->cac_data.l2num_win_tdp = ni_pi->lta_window_size;
> +	ni_pi->cac_data.num_win_tdp = 0;
> +	ni_pi->cac_data.lts_truncate_n = ni_pi->lts_truncate;
> +
> +	if (ni_pi->driver_calculate_cac_leakage)
> +		ret = ni_init_driver_calculated_leakage_table(rdev, cac_tables);
> +	else
> +		ret = ni_init_simplified_leakage_table(rdev, cac_tables);
> +
> +	if (ret)
> +		goto done_free;
> +
> +	cac_tables->pwr_const      = cpu_to_be32(ni_pi->cac_data.pwr_const);
> +	cac_tables->dc_cacValue    = cpu_to_be32(ni_pi->cac_data.dc_cac_value);
> +	cac_tables->bif_cacValue   = cpu_to_be32(ni_pi->cac_data.bif_cac_value);
> +	cac_tables->AllowOvrflw    = ni_pi->cac_data.allow_ovrflw;
> +	cac_tables->MCWrWeight     = ni_pi->cac_data.mc_wr_weight;
> +	cac_tables->MCRdWeight     = ni_pi->cac_data.mc_rd_weight;
> +	cac_tables->numWin_TDP     = ni_pi->cac_data.num_win_tdp;
> +	cac_tables->l2numWin_TDP   = ni_pi->cac_data.l2num_win_tdp;
> +	cac_tables->lts_truncate_n = ni_pi->cac_data.lts_truncate_n;
> +
> +	ret = rv770_copy_bytes_to_smc(rdev, ni_pi->cac_table_start, (u8 *)cac_tables,
> +				      sizeof(PP_NIslands_CACTABLES), pi->sram_end);
> +
> +done_free:
> +	if (ret) {
> +		ni_pi->enable_cac = false;
> +		ni_pi->enable_power_containment = false;
> +	}
> +
> +	kfree(cac_tables);
> +
> +	return 0;
> +}
> +
> +static int ni_initialize_hardware_cac_manager(struct radeon_device *rdev)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	u32 reg;
> +
> +	if (!ni_pi->enable_cac ||
> +	    !ni_pi->cac_configuration_required)
> +		return 0;
> +
> +	if (ni_pi->cac_weights == NULL)
> +		return -EINVAL;
> +
> +	reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_0) & ~(WEIGHT_TCP_SIG0_MASK |
> +						      WEIGHT_TCP_SIG1_MASK |
> +						      WEIGHT_TA_SIG_MASK);
> +	reg |= (WEIGHT_TCP_SIG0(ni_pi->cac_weights->weight_tcp_sig0) |
> +		WEIGHT_TCP_SIG1(ni_pi->cac_weights->weight_tcp_sig1) |
> +		WEIGHT_TA_SIG(ni_pi->cac_weights->weight_ta_sig));
> +	WREG32_CG(CG_CAC_REGION_1_WEIGHT_0, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_1) & ~(WEIGHT_TCC_EN0_MASK |
> +						      WEIGHT_TCC_EN1_MASK |
> +						      WEIGHT_TCC_EN2_MASK);
> +	reg |= (WEIGHT_TCC_EN0(ni_pi->cac_weights->weight_tcc_en0) |
> +		WEIGHT_TCC_EN1(ni_pi->cac_weights->weight_tcc_en1) |
> +		WEIGHT_TCC_EN2(ni_pi->cac_weights->weight_tcc_en2));
> +	WREG32_CG(CG_CAC_REGION_1_WEIGHT_1, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_0) & ~(WEIGHT_CB_EN0_MASK |
> +						      WEIGHT_CB_EN1_MASK |
> +						      WEIGHT_CB_EN2_MASK |
> +						      WEIGHT_CB_EN3_MASK);
> +	reg |= (WEIGHT_CB_EN0(ni_pi->cac_weights->weight_cb_en0) |
> +		WEIGHT_CB_EN1(ni_pi->cac_weights->weight_cb_en1) |
> +		WEIGHT_CB_EN2(ni_pi->cac_weights->weight_cb_en2) |
> +		WEIGHT_CB_EN3(ni_pi->cac_weights->weight_cb_en3));
> +	WREG32_CG(CG_CAC_REGION_2_WEIGHT_0, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_1) & ~(WEIGHT_DB_SIG0_MASK |
> +						      WEIGHT_DB_SIG1_MASK |
> +						      WEIGHT_DB_SIG2_MASK |
> +						      WEIGHT_DB_SIG3_MASK);
> +	reg |= (WEIGHT_DB_SIG0(ni_pi->cac_weights->weight_db_sig0) |
> +		WEIGHT_DB_SIG1(ni_pi->cac_weights->weight_db_sig1) |
> +		WEIGHT_DB_SIG2(ni_pi->cac_weights->weight_db_sig2) |
> +		WEIGHT_DB_SIG3(ni_pi->cac_weights->weight_db_sig3));
> +	WREG32_CG(CG_CAC_REGION_2_WEIGHT_1, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_2) & ~(WEIGHT_SXM_SIG0_MASK |
> +						      WEIGHT_SXM_SIG1_MASK |
> +						      WEIGHT_SXM_SIG2_MASK |
> +						      WEIGHT_SXS_SIG0_MASK |
> +						      WEIGHT_SXS_SIG1_MASK);
> +	reg |= (WEIGHT_SXM_SIG0(ni_pi->cac_weights->weight_sxm_sig0) |
> +		WEIGHT_SXM_SIG1(ni_pi->cac_weights->weight_sxm_sig1) |
> +		WEIGHT_SXM_SIG2(ni_pi->cac_weights->weight_sxm_sig2) |
> +		WEIGHT_SXS_SIG0(ni_pi->cac_weights->weight_sxs_sig0) |
> +		WEIGHT_SXS_SIG1(ni_pi->cac_weights->weight_sxs_sig1));
> +	WREG32_CG(CG_CAC_REGION_2_WEIGHT_2, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_0) & ~(WEIGHT_XBR_0_MASK |
> +						      WEIGHT_XBR_1_MASK |
> +						      WEIGHT_XBR_2_MASK |
> +						      WEIGHT_SPI_SIG0_MASK);
> +	reg |= (WEIGHT_XBR_0(ni_pi->cac_weights->weight_xbr_0) |
> +		WEIGHT_XBR_1(ni_pi->cac_weights->weight_xbr_1) |
> +		WEIGHT_XBR_2(ni_pi->cac_weights->weight_xbr_2) |
> +		WEIGHT_SPI_SIG0(ni_pi->cac_weights->weight_spi_sig0));
> +	WREG32_CG(CG_CAC_REGION_3_WEIGHT_0, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_1) & ~(WEIGHT_SPI_SIG1_MASK |
> +						      WEIGHT_SPI_SIG2_MASK |
> +						      WEIGHT_SPI_SIG3_MASK |
> +						      WEIGHT_SPI_SIG4_MASK |
> +						      WEIGHT_SPI_SIG5_MASK);
> +	reg |= (WEIGHT_SPI_SIG1(ni_pi->cac_weights->weight_spi_sig1) |
> +		WEIGHT_SPI_SIG2(ni_pi->cac_weights->weight_spi_sig2) |
> +		WEIGHT_SPI_SIG3(ni_pi->cac_weights->weight_spi_sig3) |
> +		WEIGHT_SPI_SIG4(ni_pi->cac_weights->weight_spi_sig4) |
> +		WEIGHT_SPI_SIG5(ni_pi->cac_weights->weight_spi_sig5));
> +	WREG32_CG(CG_CAC_REGION_3_WEIGHT_1, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_0) & ~(WEIGHT_LDS_SIG0_MASK |
> +						      WEIGHT_LDS_SIG1_MASK |
> +						      WEIGHT_SC_MASK);
> +	reg |= (WEIGHT_LDS_SIG0(ni_pi->cac_weights->weight_lds_sig0) |
> +		WEIGHT_LDS_SIG1(ni_pi->cac_weights->weight_lds_sig1) |
> +		WEIGHT_SC(ni_pi->cac_weights->weight_sc));
> +	WREG32_CG(CG_CAC_REGION_4_WEIGHT_0, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_1) & ~(WEIGHT_BIF_MASK |
> +						      WEIGHT_CP_MASK |
> +						      WEIGHT_PA_SIG0_MASK |
> +						      WEIGHT_PA_SIG1_MASK |
> +						      WEIGHT_VGT_SIG0_MASK);
> +	reg |= (WEIGHT_BIF(ni_pi->cac_weights->weight_bif) |
> +		WEIGHT_CP(ni_pi->cac_weights->weight_cp) |
> +		WEIGHT_PA_SIG0(ni_pi->cac_weights->weight_pa_sig0) |
> +		WEIGHT_PA_SIG1(ni_pi->cac_weights->weight_pa_sig1) |
> +		WEIGHT_VGT_SIG0(ni_pi->cac_weights->weight_vgt_sig0));
> +	WREG32_CG(CG_CAC_REGION_4_WEIGHT_1, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_2) & ~(WEIGHT_VGT_SIG1_MASK |
> +						      WEIGHT_VGT_SIG2_MASK |
> +						      WEIGHT_DC_SIG0_MASK |
> +						      WEIGHT_DC_SIG1_MASK |
> +						      WEIGHT_DC_SIG2_MASK);
> +	reg |= (WEIGHT_VGT_SIG1(ni_pi->cac_weights->weight_vgt_sig1) |
> +		WEIGHT_VGT_SIG2(ni_pi->cac_weights->weight_vgt_sig2) |
> +		WEIGHT_DC_SIG0(ni_pi->cac_weights->weight_dc_sig0) |
> +		WEIGHT_DC_SIG1(ni_pi->cac_weights->weight_dc_sig1) |
> +		WEIGHT_DC_SIG2(ni_pi->cac_weights->weight_dc_sig2));
> +	WREG32_CG(CG_CAC_REGION_4_WEIGHT_2, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_3) & ~(WEIGHT_DC_SIG3_MASK |
> +						      WEIGHT_UVD_SIG0_MASK |
> +						      WEIGHT_UVD_SIG1_MASK |
> +						      WEIGHT_SPARE0_MASK |
> +						      WEIGHT_SPARE1_MASK);
> +	reg |= (WEIGHT_DC_SIG3(ni_pi->cac_weights->weight_dc_sig3) |
> +		WEIGHT_UVD_SIG0(ni_pi->cac_weights->weight_uvd_sig0) |
> +		WEIGHT_UVD_SIG1(ni_pi->cac_weights->weight_uvd_sig1) |
> +		WEIGHT_SPARE0(ni_pi->cac_weights->weight_spare0) |
> +		WEIGHT_SPARE1(ni_pi->cac_weights->weight_spare1));
> +	WREG32_CG(CG_CAC_REGION_4_WEIGHT_3, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_0) & ~(WEIGHT_SQ_VSP_MASK |
> +						      WEIGHT_SQ_VSP0_MASK);
> +	reg |= (WEIGHT_SQ_VSP(ni_pi->cac_weights->weight_sq_vsp) |
> +		WEIGHT_SQ_VSP0(ni_pi->cac_weights->weight_sq_vsp0));
> +	WREG32_CG(CG_CAC_REGION_5_WEIGHT_0, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_1) & ~(WEIGHT_SQ_GPR_MASK);
> +	reg |= WEIGHT_SQ_GPR(ni_pi->cac_weights->weight_sq_gpr);
> +	WREG32_CG(CG_CAC_REGION_5_WEIGHT_1, reg);
> +
> +	reg = RREG32_CG(CG_CAC_REGION_4_OVERRIDE_4) & ~(OVR_MODE_SPARE_0_MASK |
> +							OVR_VAL_SPARE_0_MASK |
> +							OVR_MODE_SPARE_1_MASK |
> +							OVR_VAL_SPARE_1_MASK);
> +	reg |= (OVR_MODE_SPARE_0(ni_pi->cac_weights->ovr_mode_spare_0) |
> +		OVR_VAL_SPARE_0(ni_pi->cac_weights->ovr_val_spare_0) |
> +		OVR_MODE_SPARE_1(ni_pi->cac_weights->ovr_mode_spare_1) |
> +		OVR_VAL_SPARE_1(ni_pi->cac_weights->ovr_val_spare_1));
> +	WREG32_CG(CG_CAC_REGION_4_OVERRIDE_4, reg);
> +
> +	reg = RREG32(SQ_CAC_THRESHOLD) & ~(VSP_MASK |
> +					   VSP0_MASK |
> +					   GPR_MASK);
> +	reg |= (VSP(ni_pi->cac_weights->vsp) |
> +		VSP0(ni_pi->cac_weights->vsp0) |
> +		GPR(ni_pi->cac_weights->gpr));
> +	WREG32(SQ_CAC_THRESHOLD, reg);
> +
> +	reg = (MCDW_WR_ENABLE |
> +	       MCDX_WR_ENABLE |
> +	       MCDY_WR_ENABLE |
> +	       MCDZ_WR_ENABLE |
> +	       INDEX(0x09D4));
> +	WREG32(MC_CG_CONFIG, reg);
> +
> +	reg = (READ_WEIGHT(ni_pi->cac_weights->mc_read_weight) |
> +	       WRITE_WEIGHT(ni_pi->cac_weights->mc_write_weight) |
> +	       ALLOW_OVERFLOW);
> +	WREG32(MC_CG_DATAPORT, reg);
> +
> +	return 0;
> +}
> +
> +static int ni_enable_smc_cac(struct radeon_device *rdev, bool enable)
> +{
> +	struct ni_power_info *ni_pi = ni_get_pi(rdev);
> +	int ret = 0;
> +	PPSMC_Result smc_result;
> +
> +	if (ni_pi->enable_cac) {
> +		if (enable) {
> +			struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps;
> +
> +			if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) {
> +				smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_CollectCAC_PowerCorreln);
> +
> +				if (ni_pi->support_cac_long_term_average) {
> +					smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgEnable);
> +					if (PPSMC_Result_OK != smc_result)
> +						ni_pi->support_cac_long_term_average = false;
> +				}
> +
> +				smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac);
> +				if (PPSMC_Result_OK != smc_result)
> +					ret = -EINVAL;
> +
> +				ni_pi->cac_enabled = (PPSMC_Result_OK == smc_result) ? true : false;
> +			}
> +		} else if (ni_pi->cac_enabled) {
> +			smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac);
> +
> +			ni_pi->cac_enabled = false;
> +
> +			if (ni_pi->support_cac_long_term_average) {
> +				smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgDisable);
> +				if (PPSMC_Result_OK != smc_result)
> +					ni_pi->support_cac_long_term_average = false;
> +			}
> +		}
> +	}
> +
> +	return ret;
> +}
> +
> +static int ni_pcie_performance_request(struct radeon_device *rdev,
> +				       u8 perf_req, bool advertise)
> +{
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +
> +#if defined(CONFIG_ACPI)
> +	if ((perf_req == PCIE_PERF_REQ_PECI_GEN1) ||
> +            (perf_req == PCIE_PERF_REQ_PECI_GEN2)) {
> +		if (eg_pi->pcie_performance_request_registered == false)
> +			radeon_acpi_pcie_notify_device_ready(rdev);
> +		eg_pi->pcie_performance_request_registered = true;
> +		return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise);
> +	} else if ((perf_req == PCIE_PERF_REQ_REMOVE_REGISTRY) &&
> +                   eg_pi->pcie_performance_request_registered) {
> +		eg_pi->pcie_performance_request_registered = false;
> +		return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise);
> +	}
> +#endif
> +	return 0;
> +}
> +
> +static int ni_advertise_gen2_capability(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	u32 tmp;
> +
> +        tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
> +
> +        if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
> +            (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2))
> +                pi->pcie_gen2 = true;
> +        else
> +		pi->pcie_gen2 = false;
> +
> +	if (!pi->pcie_gen2)
> +		ni_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, true);
> +
> +	return 0;
> +}
> +
> +static void ni_enable_bif_dynamic_pcie_gen2(struct radeon_device *rdev,
> +					    bool enable)
> +{
> +        struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +        u32 tmp, bif;
> +
> +	tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
> +
> +	if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
> +	    (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
> +		if (enable) {
> +			if (!pi->boot_in_gen2) {
> +				bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK;
> +				bif |= CG_CLIENT_REQ(0xd);
> +				WREG32(CG_BIF_REQ_AND_RSP, bif);
> +			}
> +			tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK;
> +			tmp |= LC_HW_VOLTAGE_IF_CONTROL(1);
> +			tmp |= LC_GEN2_EN_STRAP;
> +
> +			tmp |= LC_CLR_FAILED_SPD_CHANGE_CNT;
> +			WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
> +			udelay(10);
> +			tmp &= ~LC_CLR_FAILED_SPD_CHANGE_CNT;
> +			WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
> +		} else {
> +			if (!pi->boot_in_gen2) {
> +				bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK;
> +				bif |= CG_CLIENT_REQ(0xd);
> +				WREG32(CG_BIF_REQ_AND_RSP, bif);
> +
> +				tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK;
> +				tmp &= ~LC_GEN2_EN_STRAP;
> +			}
> +			WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp);
> +		}
> +	}
> +}
> +
> +static void ni_enable_dynamic_pcie_gen2(struct radeon_device *rdev,
> +					bool enable)
> +{
> +	ni_enable_bif_dynamic_pcie_gen2(rdev, enable);
> +
> +	if (enable)
> +		WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE);
> +	else
> +                WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE);
> +}
> +
> +void ni_dpm_setup_asic(struct radeon_device *rdev)
> +{
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +
> +	ni_read_clock_registers(rdev);
> +	btc_read_arb_registers(rdev);
> +	rv770_get_memory_type(rdev);
> +	if (eg_pi->pcie_performance_request)
> +		ni_advertise_gen2_capability(rdev);
> +	rv770_get_pcie_gen2_status(rdev);
> +	rv770_enable_acpi_pm(rdev);
> +}
> +
> +int ni_dpm_enable(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +
> +	if (pi->gfx_clock_gating)
> +		ni_cg_clockgating_default(rdev);
> +        if (btc_dpm_enabled(rdev))
> +                return -EINVAL;
> +	if (pi->mg_clock_gating)
> +		ni_mg_clockgating_default(rdev);
> +	if (eg_pi->ls_clock_gating)
> +		ni_ls_clockgating_default(rdev);
> +	if (pi->voltage_control) {
> +		rv770_enable_voltage_control(rdev, true);
> +		cypress_construct_voltage_tables(rdev);
> +	}
> +	if (eg_pi->dynamic_ac_timing)
> +		ni_initialize_mc_reg_table(rdev);
> +	if (pi->dynamic_ss)
> +		cypress_enable_spread_spectrum(rdev, true);
> +	if (pi->thermal_protection)
> +		rv770_enable_thermal_protection(rdev, true);
> +	rv770_setup_bsp(rdev);
> +	rv770_program_git(rdev);
> +	rv770_program_tp(rdev);
> +	rv770_program_tpp(rdev);
> +	rv770_program_sstp(rdev);
> +	cypress_enable_display_gap(rdev);
> +	rv770_program_vc(rdev);
> +	if (pi->dynamic_pcie_gen2)
> +		ni_enable_dynamic_pcie_gen2(rdev, true);
> +	if (rv770_upload_firmware(rdev))
> +		return -EINVAL;
> +	ni_process_firmware_header(rdev);
> +	ni_initial_switch_from_arb_f0_to_f1(rdev);
> +	ni_init_smc_table(rdev);
> +	ni_init_smc_spll_table(rdev);
> +	ni_init_arb_table_index(rdev);
> +	if (eg_pi->dynamic_ac_timing)
> +		ni_populate_mc_reg_table(rdev);
> +	ni_initialize_smc_cac_tables(rdev);
> +	ni_initialize_hardware_cac_manager(rdev);
> +	ni_populate_smc_tdp_limits(rdev);
> +	ni_program_response_times(rdev);
> +	r7xx_start_smc(rdev);
> +	cypress_notify_smc_display_change(rdev, false);
> +	cypress_enable_sclk_control(rdev, true);
> +	if (eg_pi->memory_transition)
> +		cypress_enable_mclk_control(rdev, true);
> +	cypress_start_dpm(rdev);
> +	if (pi->gfx_clock_gating)
> +		ni_gfx_clockgating_enable(rdev, true);
> +	if (pi->mg_clock_gating)
> +		ni_mg_clockgating_enable(rdev, true);
> +	if (eg_pi->ls_clock_gating)
> +		ni_ls_clockgating_enable(rdev, true);
> +
> +	if (rdev->irq.installed &&
> +	    r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
> +		PPSMC_Result result;
> +
> +		rv770_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, 0xff * 1000);
> +		rdev->irq.dpm_thermal = true;
> +		radeon_irq_set(rdev);
> +		result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt);
> +
> +		if (result != PPSMC_Result_OK)
> +			DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
> +	}
> +
> +	rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
> +
> +	return 0;
> +}
> +
> +void ni_dpm_disable(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +
> +	if (!btc_dpm_enabled(rdev))
> +		return;
> +	rv770_clear_vc(rdev);
> +	if (pi->thermal_protection)
> +		rv770_enable_thermal_protection(rdev, false);
> +	ni_enable_power_containment(rdev, false);
> +	ni_enable_smc_cac(rdev, false);
> +	cypress_enable_spread_spectrum(rdev, false);
> +	rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
> +	if (pi->dynamic_pcie_gen2)
> +		ni_enable_dynamic_pcie_gen2(rdev, false);
> +
> +	if (rdev->irq.installed &&
> +	    r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
> +		rdev->irq.dpm_thermal = false;
> +		radeon_irq_set(rdev);
> +	}
> +
> +	if (pi->gfx_clock_gating)
> +		ni_gfx_clockgating_enable(rdev, false);
> +	if (pi->mg_clock_gating)
> +		ni_mg_clockgating_enable(rdev, false);
> +	if (eg_pi->ls_clock_gating)
> +		ni_ls_clockgating_enable(rdev, false);
> +	ni_stop_dpm(rdev);
> +	btc_reset_to_default(rdev);
> +	ni_stop_smc(rdev);
> +	ni_force_switch_to_arb_f0(rdev);
> +}
> +
> +int ni_power_control_set_level(struct radeon_device *rdev)
> +{
> +	ni_restrict_performance_levels_before_switch(rdev);
> +	rv770_halt_smc(rdev);
> +	ni_populate_smc_tdp_limits(rdev);
> +	rv770_resume_smc(rdev);
> +	rv770_set_sw_state(rdev);
> +
> +	return 0;
> +}
> +
> +int ni_dpm_set_power_state(struct radeon_device *rdev)
> +{
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	int ret;
> +
> +	ni_apply_state_adjust_rules(rdev);
> +
> +	ni_restrict_performance_levels_before_switch(rdev);
> +	ni_enable_power_containment(rdev, false);
> +	ni_enable_smc_cac(rdev, false);
> +	rv770_halt_smc(rdev);
> +	if (eg_pi->smu_uvd_hs)
> +		btc_notify_uvd_to_smc(rdev);
> +	ni_upload_sw_state(rdev);
> +	if (eg_pi->dynamic_ac_timing)
> +		ni_upload_mc_reg_table(rdev);
> +	ret = ni_program_memory_timing_parameters(rdev);
> +	if (ret)
> +		return ret;
> +	rv770_resume_smc(rdev);
> +	rv770_set_sw_state(rdev);
> +	ni_enable_smc_cac(rdev, true);
> +	ni_enable_power_containment(rdev, true);
> +
> +	return 0;
> +}
> +
> +void ni_dpm_reset_asic(struct radeon_device *rdev)
> +{
> +	ni_restrict_performance_levels_before_switch(rdev);
> +	rv770_set_boot_state(rdev);
> +}
> +
> +union power_info {
> +	struct _ATOM_POWERPLAY_INFO info;
> +	struct _ATOM_POWERPLAY_INFO_V2 info_2;
> +	struct _ATOM_POWERPLAY_INFO_V3 info_3;
> +	struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
> +	struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
> +	struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
> +};
> +
> +union pplib_clock_info {
> +	struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
> +	struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
> +	struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
> +	struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
> +};
> +
> +union pplib_power_state {
> +	struct _ATOM_PPLIB_STATE v1;
> +	struct _ATOM_PPLIB_STATE_V2 v2;
> +};
> +
> +static void ni_parse_pplib_non_clock_info(struct radeon_device *rdev,
> +					  struct radeon_ps *rps,
> +					  struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
> +					  u8 table_rev)
> +{
> +	rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
> +	rps->class = le16_to_cpu(non_clock_info->usClassification);
> +	rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
> +
> +	if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
> +		rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
> +		rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
> +	} else if (r600_is_uvd_state(rps->class, rps->class2)) {
> +		rps->vclk = RV770_DEFAULT_VCLK_FREQ;
> +		rps->dclk = RV770_DEFAULT_DCLK_FREQ;
> +	} else {
> +		rps->vclk = 0;
> +		rps->dclk = 0;
> +	}
> +
> +	if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
> +		rdev->pm.dpm.boot_ps = rps;
> +	if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
> +		rdev->pm.dpm.uvd_ps = rps;
> +}
> +
> +static void ni_parse_pplib_clock_info(struct radeon_device *rdev,
> +				      struct radeon_ps *rps, int index,
> +				      union pplib_clock_info *clock_info)
> +{
> +	struct rv7xx_power_info *pi = rv770_get_pi(rdev);
> +	struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
> +	struct ni_ps *ps = ni_get_ps(rps);
> +	u16 vddc;
> +	struct rv7xx_pl *pl = &ps->performance_levels[index];
> +
> +	ps->performance_level_count = index + 1;
> +
> +	pl->sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow);
> +	pl->sclk |= clock_info->evergreen.ucEngineClockHigh << 16;
> +	pl->mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow);
> +	pl->mclk |= clock_info->evergreen.ucMemoryClockHigh << 16;
> +
> +	pl->vddc = le16_to_cpu(clock_info->evergreen.usVDDC);
> +	pl->vddci = le16_to_cpu(clock_info->evergreen.usVDDCI);
> +	pl->flags = le32_to_cpu(clock_info->evergreen.ulFlags);
> +
> +	/* patch up vddc if necessary */
> +	if (pl->vddc == 0xff01) {
> +		if (radeon_atom_get_max_vddc(rdev, 0, 0, &vddc) == 0)
> +			pl->vddc = vddc;
> +	}
> +
> +	if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
> +		pi->acpi_vddc = pl->vddc;
> +		eg_pi->acpi_vddci = pl->vddci;
> +		if (ps->performance_levels[0].flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2)
> +			pi->acpi_pcie_gen2 = true;
> +		else
> +			pi->acpi_pcie_gen2 = false;
> +	}
> +
> +	if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
> +		eg_pi->ulv.supported = true;
> +		eg_pi->ulv.pl = pl;
> +	}
> +
> +	if (pi->min_vddc_in_table > pl->vddc)
> +		pi->min_vddc_in_table = pl->vddc;
> +
> +	if (pi->max_vddc_in_table < pl->vddc)
> +		pi->max_vddc_in_table = pl->vddc;
> +
> +	/* patch up boot state */
> +	if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
> +		u16 vddc, vddci;
> +		radeon_atombios_get_default_voltages(rdev, &vddc, &vddci);
> +		pl->mclk = rdev->clock.default_mclk;
> +		pl->sclk = rdev->clock.default_sclk;
> +		pl->vddc = vddc;
> +		pl->vddci = vddci;
> +	}
> +
> +	if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) ==
> +	    ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) {
> +		rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = pl->sclk;
> +		rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = pl->mclk;
> +		rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = pl->vddc;
> +		rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = pl->vddci;
> +	}
> +}
> +
> +static int ni_parse_power_table(struct radeon_device *rdev)
> +{
> +	struct radeon_mode_info *mode_info = &rdev->mode_info;
> +	struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
> +	union pplib_power_state *power_state;
> +	int i, j;
> +	union pplib_clock_info *clock_info;
> +	union power_info *power_info;
> +	int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
> +        u16 data_offset;
> +	u8 frev, crev;
> +	struct ni_ps *ps;
> +
> +	if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
> +				   &frev, &crev, &data_offset))
> +		return -EINVAL;
> +	power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
> +
> +	rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) *
> +				  power_info->pplib.ucNumStates, GFP_KERNEL);
> +	if (!rdev->pm.dpm.ps)
> +		return -ENOMEM;
> +	rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
> +	rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
> +	rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
> +
> +	for (i = 0; i < power_info->pplib.ucNumStates; i++) {
> +		power_state = (union pplib_power_state *)
> +			(mode_info->atom_context->bios + data_offset +
> +			 le16_to_cpu(power_info->pplib.usStateArrayOffset) +
> +			 i * power_info->pplib.ucStateEntrySize);
> +		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
> +			(mode_info->atom_context->bios + data_offset +
> +			 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) +
> +			 (power_state->v1.ucNonClockStateIndex *
> +			  power_info->pplib.ucNonClockSize));
> +		if (power_info->pplib.ucStateEntrySize - 1) {
> +			ps = kzalloc(sizeof(struct ni_ps), GFP_KERNEL);
> +			if (ps == NULL) {
> +				kfree(rdev->pm.dpm.ps);
> +				return -ENOMEM;
> +			}
> +			rdev->pm.dpm.ps[i].ps_priv = ps;
> +			ni_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
> +							 non_clock_info,
> +							 power_info->pplib.ucNonClockSize);
> +			for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) {
> +				clock_info = (union pplib_clock_info *)
> +					(mode_info->atom_context->bios + data_offset +
> +					 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) +
> +					 (power_state->v1.ucClockStateIndices[j] *
> +					  power_info->pplib.ucClockInfoSize));
> +				ni_parse_pplib_clock_info(rdev,
> +							  &rdev->pm.dpm.ps[i], j,
> +							  clock_info);
> +			}
> +		}
> +	}
> +	rdev->pm.dpm.num_ps = power_info->pplib.ucNumStates;
> +	return 0;
> +}
> +
> +int ni_dpm_init(struct radeon_device *rdev)
> +{
> +	struct rv7xx_power_info *pi;
> +	struct evergreen_power_info *eg_pi;
> +	struct ni_power_info *ni_pi;
> +	int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
> +	u16 data_offset, size;
> +	u8 frev, crev;
> +	struct atom_clock_dividers dividers;
> +	int ret;
> +
> +	ni_pi = kzalloc(sizeof(struct ni_power_info), GFP_KERNEL);
> +	if (ni_pi == NULL)
> +		return -ENOMEM;
> +	rdev->pm.dpm.priv = ni_pi;
> +	eg_pi = &ni_pi->eg;
> +	pi = &eg_pi->rv7xx;
> +
> +	rv770_get_max_vddc(rdev);
> +
> +	eg_pi->ulv.supported = false;
> +	pi->acpi_vddc = 0;
> +	eg_pi->acpi_vddci = 0;
> +	pi->min_vddc_in_table = 0;
> +	pi->max_vddc_in_table = 0;
> +
> +	ret = ni_parse_power_table(rdev);
> +	if (ret)
> +		return ret;
> +	ret = r600_parse_extended_power_table(rdev);
> +	if (ret)
> +		return ret;
> +
> +	ni_patch_dependency_tables_based_on_leakage(rdev);
> +
> +	if (rdev->pm.dpm.voltage_response_time == 0)
> +		rdev->pm.dpm.voltage_response_time = R600_VOLTAGERESPONSETIME_DFLT;
> +	if (rdev->pm.dpm.backbias_response_time == 0)
> +		rdev->pm.dpm.backbias_response_time = R600_BACKBIASRESPONSETIME_DFLT;
> +
> +	ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
> +					     0, false, &dividers);
> +	if (ret)
> +		pi->ref_div = dividers.ref_div + 1;
> +	else
> +		pi->ref_div = R600_REFERENCEDIVIDER_DFLT;
> +
> +	pi->rlp = RV770_RLP_DFLT;
> +	pi->rmp = RV770_RMP_DFLT;
> +	pi->lhp = RV770_LHP_DFLT;
> +	pi->lmp = RV770_LMP_DFLT;
> +
> +	eg_pi->ats[0].rlp = RV770_RLP_DFLT;
> +	eg_pi->ats[0].rmp = RV770_RMP_DFLT;
> +	eg_pi->ats[0].lhp = RV770_LHP_DFLT;
> +	eg_pi->ats[0].lmp = RV770_LMP_DFLT;
> +
> +	eg_pi->ats[1].rlp = BTC_RLP_UVD_DFLT;
> +	eg_pi->ats[1].rmp = BTC_RMP_UVD_DFLT;
> +	eg_pi->ats[1].lhp = BTC_LHP_UVD_DFLT;
> +	eg_pi->ats[1].lmp = BTC_LMP_UVD_DFLT;
> +
> +	eg_pi->smu_uvd_hs = true;
> +
> +	if (rdev->pdev->device == 0x6707) {
> +		pi->mclk_strobe_mode_threshold = 55000;
> +		pi->mclk_edc_enable_threshold = 55000;
> +		eg_pi->mclk_edc_wr_enable_threshold = 55000;
> +	} else {
> +		pi->mclk_strobe_mode_threshold = 40000;
> +		pi->mclk_edc_enable_threshold = 40000;
> +		eg_pi->mclk_edc_wr_enable_threshold = 40000;
> +	}
> +	ni_pi->mclk_rtt_mode_threshold = eg_pi->mclk_edc_wr_enable_threshold;
> +
> +	pi->voltage_control =
> +		radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC);
> +
> +	pi->mvdd_control =
> +		radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_MVDDC);
> +
> +	eg_pi->vddci_control =
> +		radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDCI);
> +
> +	if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
> +                                   &frev, &crev, &data_offset)) {
> +		pi->sclk_ss = true;
> +		pi->mclk_ss = true;
> +		pi->dynamic_ss = true;
> +	} else {
> +		pi->sclk_ss = false;
> +		pi->mclk_ss = false;
> +		pi->dynamic_ss = true;
> +	}
> +
> +	pi->asi = RV770_ASI_DFLT;
> +	pi->pasi = CYPRESS_HASI_DFLT;
> +	pi->vrc = CYPRESS_VRC_DFLT;
> +
> +	pi->power_gating = false;
> +
> +	pi->gfx_clock_gating = true;
> +
> +	pi->mg_clock_gating = true;
> +	pi->mgcgtssm = true;
> +	eg_pi->ls_clock_gating = false;
> +	eg_pi->sclk_deep_sleep = false;
> +
> +	pi->dynamic_pcie_gen2 = true;
> +
> +	if (pi->gfx_clock_gating &&
> +	    (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
> +		pi->thermal_protection = true;
> +	else
> +		pi->thermal_protection = false;
> +
> +	pi->display_gap = true;
> +
> +	pi->dcodt = true;
> +
> +	pi->ulps = true;
> +
> +	eg_pi->dynamic_ac_timing = true;
> +	eg_pi->abm = true;
> +	eg_pi->mcls = true;
> +	eg_pi->light_sleep = true;
> +	eg_pi->memory_transition = true;
> +#if defined(CONFIG_ACPI)
> +	eg_pi->pcie_performance_request =
> +		radeon_acpi_is_pcie_performance_request_supported(rdev);
> +#else
> +	eg_pi->pcie_performance_request = false;
> +#endif
> +
> +	eg_pi->dll_default_on = false;
> +
> +	eg_pi->sclk_deep_sleep = false;
> +
> +	pi->mclk_stutter_mode_threshold = 0;
> +
> +	pi->sram_end = SMC_RAM_END;
> +
> +	rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 3;
> +	rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
> +	rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2 = 900;
> +	rdev->pm.dpm.dyn_state.valid_sclk_values.count = ARRAY_SIZE(btc_valid_sclk);
> +	rdev->pm.dpm.dyn_state.valid_sclk_values.values = btc_valid_sclk;
> +	rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
> +	rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
> +	rdev->pm.dpm.dyn_state.sclk_mclk_delta = 12500;
> +
> +	ni_pi->cac_data.leakage_coefficients.at = 516;
> +	ni_pi->cac_data.leakage_coefficients.bt = 18;
> +	ni_pi->cac_data.leakage_coefficients.av = 51;
> +	ni_pi->cac_data.leakage_coefficients.bv = 2957;
> +
> +	switch (rdev->pdev->device) {
> +	case 0x6700:
> +	case 0x6701:
> +	case 0x6702:
> +	case 0x6703:
> +	case 0x6718:
> +		ni_pi->cac_weights = &cac_weights_cayman_xt;
> +		break;
> +	case 0x6705:
> +	case 0x6719:
> +	case 0x671D:
> +	case 0x671C:
> +	default:
> +		ni_pi->cac_weights = &cac_weights_cayman_pro;
> +		break;
> +	case 0x6704:
> +	case 0x6706:
> +	case 0x6707:
> +	case 0x6708:
> +	case 0x6709:
> +		ni_pi->cac_weights = &cac_weights_cayman_le;
> +		break;
> +	}
> +
> +	if (ni_pi->cac_weights->enable_power_containment_by_default) {
> +		ni_pi->enable_power_containment = true;
> +		ni_pi->enable_cac = true;
> +		ni_pi->enable_sq_ramping = true;
> +	} else {
> +		ni_pi->enable_power_containment = false;
> +		ni_pi->enable_cac = false;
> +		ni_pi->enable_sq_ramping = false;
> +	}
> +
> +	ni_pi->driver_calculate_cac_leakage = false;
> +	ni_pi->cac_configuration_required = true;
> +
> +	if (ni_pi->cac_configuration_required) {
> +		ni_pi->support_cac_long_term_average = true;
> +		ni_pi->lta_window_size = ni_pi->cac_weights->l2_lta_window_size;
> +		ni_pi->lts_truncate = ni_pi->cac_weights->lts_truncate;
> +	} else {
> +		ni_pi->support_cac_long_term_average = false;
> +		ni_pi->lta_window_size = 0;
> +		ni_pi->lts_truncate = 0;
> +	}
> +
> +	ni_pi->use_power_boost_limit = true;
> +
> +	return 0;
> +}
> +
> +void ni_dpm_fini(struct radeon_device *rdev)
> +{
> +	int i;
> +
> +	for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
> +		kfree(rdev->pm.dpm.ps[i].ps_priv);
> +	}
> +	kfree(rdev->pm.dpm.ps);
> +	kfree(rdev->pm.dpm.priv);
> +	r600_free_extended_power_table(rdev);
> +}
> +
> +void ni_dpm_print_power_state(struct radeon_device *rdev,
> +			      struct radeon_ps *rps)
> +{
> +	struct ni_ps *ps = ni_get_ps(rps);
> +	struct rv7xx_pl *pl;
> +	int i;
> +
> +	r600_dpm_print_class_info(rps->class, rps->class2);
> +	r600_dpm_print_cap_info(rps->caps);
> +	printk("\tuvd    vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
> +	for (i = 0; i < ps->performance_level_count; i++) {
> +		pl = &ps->performance_levels[i];
> +		printk("\t\tpower level 0    sclk: %u mclk: %u vddc: %u vddci: %u\n",
> +		       pl->sclk, pl->mclk, pl->vddc, pl->vddci);
> +	}
> +	r600_dpm_print_ps_status(rdev, rps);
> +}
> +
> +u32 ni_dpm_get_sclk(struct radeon_device *rdev, bool low)
> +{
> +	struct ni_ps *requested_state = ni_get_ps(rdev->pm.dpm.requested_ps);
> +
> +	if (low)
> +		return requested_state->performance_levels[0].sclk;
> +	else
> +		return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
> +}
> +
> +u32 ni_dpm_get_mclk(struct radeon_device *rdev, bool low)
> +{
> +	struct ni_ps *requested_state = ni_get_ps(rdev->pm.dpm.requested_ps);
> +
> +	if (low)
> +		return requested_state->performance_levels[0].mclk;
> +	else
> +		return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
> +}
> +
> diff --git a/drivers/gpu/drm/radeon/ni_dpm.h b/drivers/gpu/drm/radeon/ni_dpm.h
> new file mode 100644
> index 0000000..e10f747
> --- /dev/null
> +++ b/drivers/gpu/drm/radeon/ni_dpm.h
> @@ -0,0 +1,233 @@
> +/*
> + * Copyright 2012 Advanced Micro Devices, Inc.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be included in
> + * all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
> + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
> + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + */
> +#ifndef __NI_DPM_H__
> +#define __NI_DPM_H__
> +
> +#include "cypress_dpm.h"
> +#include "btc_dpm.h"
> +#include "nislands_smc.h"
> +
> +struct ni_clock_registers {
> +	u32 cg_spll_func_cntl;
> +	u32 cg_spll_func_cntl_2;
> +	u32 cg_spll_func_cntl_3;
> +	u32 cg_spll_func_cntl_4;
> +	u32 cg_spll_spread_spectrum;
> +	u32 cg_spll_spread_spectrum_2;
> +	u32 mclk_pwrmgt_cntl;
> +	u32 dll_cntl;
> +	u32 mpll_ad_func_cntl;
> +	u32 mpll_ad_func_cntl_2;
> +	u32 mpll_dq_func_cntl;
> +	u32 mpll_dq_func_cntl_2;
> +	u32 mpll_ss1;
> +	u32 mpll_ss2;
> +};
> +
> +struct ni_mc_reg_entry {
> +	u32 mclk_max;
> +	u32 mc_data[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
> +};
> +
> +struct ni_mc_reg_table {
> +	u8 last;
> +	u8 num_entries;
> +	u16 valid_flag;
> +	struct ni_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
> +	SMC_NIslands_MCRegisterAddress mc_reg_address[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
> +};
> +
> +#define NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT 2
> +
> +enum ni_dc_cac_level
> +{
> +	NISLANDS_DCCAC_LEVEL_0 = 0,
> +	NISLANDS_DCCAC_LEVEL_1,
> +	NISLANDS_DCCAC_LEVEL_2,
> +	NISLANDS_DCCAC_LEVEL_3,
> +	NISLANDS_DCCAC_LEVEL_4,
> +	NISLANDS_DCCAC_LEVEL_5,
> +	NISLANDS_DCCAC_LEVEL_6,
> +	NISLANDS_DCCAC_LEVEL_7,
> +	NISLANDS_DCCAC_MAX_LEVELS
> +};
> +
> +struct ni_leakage_coeffients
> +{
> +	u32 at;
> +	u32 bt;
> +	u32 av;
> +	u32 bv;
> +	s32 t_slope;
> +	s32 t_intercept;
> +	u32 t_ref;
> +};
> +
> +struct ni_cac_data
> +{
> +	struct ni_leakage_coeffients leakage_coefficients;
> +	u32 i_leakage;
> +	s32 leakage_minimum_temperature;
> +	u32 pwr_const;
> +	u32 dc_cac_value;
> +	u32 bif_cac_value;
> +	u32 lkge_pwr;
> +	u8 mc_wr_weight;
> +	u8 mc_rd_weight;
> +	u8 allow_ovrflw;
> +	u8 num_win_tdp;
> +	u8 l2num_win_tdp;
> +	u8 lts_truncate_n;
> +};
> +
> +struct ni_cac_weights
> +{
> +	u32 weight_tcp_sig0;
> +	u32 weight_tcp_sig1;
> +	u32 weight_ta_sig;
> +	u32 weight_tcc_en0;
> +	u32 weight_tcc_en1;
> +	u32 weight_tcc_en2;
> +	u32 weight_cb_en0;
> +	u32 weight_cb_en1;
> +	u32 weight_cb_en2;
> +	u32 weight_cb_en3;
> +	u32 weight_db_sig0;
> +	u32 weight_db_sig1;
> +	u32 weight_db_sig2;
> +	u32 weight_db_sig3;
> +	u32 weight_sxm_sig0;
> +	u32 weight_sxm_sig1;
> +	u32 weight_sxm_sig2;
> +	u32 weight_sxs_sig0;
> +	u32 weight_sxs_sig1;
> +	u32 weight_xbr_0;
> +	u32 weight_xbr_1;
> +	u32 weight_xbr_2;
> +	u32 weight_spi_sig0;
> +	u32 weight_spi_sig1;
> +	u32 weight_spi_sig2;
> +	u32 weight_spi_sig3;
> +	u32 weight_spi_sig4;
> +	u32 weight_spi_sig5;
> +	u32 weight_lds_sig0;
> +	u32 weight_lds_sig1;
> +	u32 weight_sc;
> +	u32 weight_bif;
> +	u32 weight_cp;
> +	u32 weight_pa_sig0;
> +	u32 weight_pa_sig1;
> +	u32 weight_vgt_sig0;
> +	u32 weight_vgt_sig1;
> +	u32 weight_vgt_sig2;
> +	u32 weight_dc_sig0;
> +	u32 weight_dc_sig1;
> +	u32 weight_dc_sig2;
> +	u32 weight_dc_sig3;
> +	u32 weight_uvd_sig0;
> +	u32 weight_uvd_sig1;
> +	u32 weight_spare0;
> +	u32 weight_spare1;
> +	u32 weight_sq_vsp;
> +	u32 weight_sq_vsp0;
> +	u32 weight_sq_gpr;
> +	u32 ovr_mode_spare_0;
> +	u32 ovr_val_spare_0;
> +	u32 ovr_mode_spare_1;
> +	u32 ovr_val_spare_1;
> +	u32 vsp;
> +	u32 vsp0;
> +	u32 gpr;
> +	u8 mc_read_weight;
> +	u8 mc_write_weight;
> +	u32 tid_cnt;
> +	u32 tid_unit;
> +	u32 l2_lta_window_size;
> +	u32 lts_truncate;
> +	u32 dc_cac[NISLANDS_DCCAC_MAX_LEVELS];
> +	u32 pcie_cac[SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES];
> +	bool enable_power_containment_by_default;
> +};
> +
> +struct ni_ps {
> +	u16 performance_level_count;
> +	bool dc_compatible;
> +	struct rv7xx_pl performance_levels[NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
> +};
> +
> +struct ni_power_info {
> +	/* must be first! */
> +	struct evergreen_power_info eg;
> +	struct ni_clock_registers clock_registers;
> +	struct ni_mc_reg_table mc_reg_table;
> +	u32 mclk_rtt_mode_threshold;
> +	/* flags */
> +	bool use_power_boost_limit;
> +	bool support_cac_long_term_average;
> +	bool cac_enabled;
> +	bool cac_configuration_required;
> +	bool driver_calculate_cac_leakage;
> +	bool pc_enabled;
> +	bool enable_power_containment;
> +	bool enable_cac;
> +	bool enable_sq_ramping;
> +	/* smc offsets */
> +	u16 arb_table_start;
> +	u16 fan_table_start;
> +	u16 cac_table_start;
> +	u16 spll_table_start;
> +	/* CAC stuff */
> +	struct ni_cac_data cac_data;
> +	u32 dc_cac_table[NISLANDS_DCCAC_MAX_LEVELS];
> +	const struct ni_cac_weights *cac_weights;
> +	u8 lta_window_size;
> +	u8 lts_truncate;
> +	struct ni_ps hw_ps;
> +	/* scratch structs */
> +	SMC_NIslands_MCRegisters smc_mc_reg_table;
> +	NISLANDS_SMC_STATETABLE smc_statetable;
> +};
> +
> +#define NISLANDS_INITIAL_STATE_ARB_INDEX    0
> +#define NISLANDS_ACPI_STATE_ARB_INDEX       1
> +#define NISLANDS_ULV_STATE_ARB_INDEX        2
> +#define NISLANDS_DRIVER_STATE_ARB_INDEX     3
> +
> +#define NISLANDS_DPM2_MAX_PULSE_SKIP        256
> +
> +#define NISLANDS_DPM2_NEAR_TDP_DEC          10
> +#define NISLANDS_DPM2_ABOVE_SAFE_INC        5
> +#define NISLANDS_DPM2_BELOW_SAFE_INC        20
> +
> +#define NISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT            80
> +
> +#define NISLANDS_DPM2_MAXPS_PERCENT_H                   90
> +#define NISLANDS_DPM2_MAXPS_PERCENT_M                   0
> +
> +#define NISLANDS_DPM2_SQ_RAMP_MAX_POWER                 0x3FFF
> +#define NISLANDS_DPM2_SQ_RAMP_MIN_POWER                 0x12
> +#define NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA           0x15
> +#define NISLANDS_DPM2_SQ_RAMP_STI_SIZE                  0x1E
> +#define NISLANDS_DPM2_SQ_RAMP_LTI_RATIO                 0xF
> +
> +#endif
> diff --git a/drivers/gpu/drm/radeon/nid.h b/drivers/gpu/drm/radeon/nid.h
> index 7b8da52..1775043 100644
> --- a/drivers/gpu/drm/radeon/nid.h
> +++ b/drivers/gpu/drm/radeon/nid.h
> @@ -492,6 +492,558 @@
>  /* TN SMU registers */
>  #define	TN_CURRENT_GNB_TEMP				0x1F390
>  
> +/* pm registers */
> +#define	SMC_MSG						0x20c
> +#define		HOST_SMC_MSG(x)				((x) << 0)
> +#define		HOST_SMC_MSG_MASK			(0xff << 0)
> +#define		HOST_SMC_MSG_SHIFT			0
> +#define		HOST_SMC_RESP(x)			((x) << 8)
> +#define		HOST_SMC_RESP_MASK			(0xff << 8)
> +#define		HOST_SMC_RESP_SHIFT			8
> +#define		SMC_HOST_MSG(x)				((x) << 16)
> +#define		SMC_HOST_MSG_MASK			(0xff << 16)
> +#define		SMC_HOST_MSG_SHIFT			16
> +#define		SMC_HOST_RESP(x)			((x) << 24)
> +#define		SMC_HOST_RESP_MASK			(0xff << 24)
> +#define		SMC_HOST_RESP_SHIFT			24
> +
> +#define	CG_SPLL_FUNC_CNTL				0x600
> +#define		SPLL_RESET				(1 << 0)
> +#define		SPLL_SLEEP				(1 << 1)
> +#define		SPLL_BYPASS_EN				(1 << 3)
> +#define		SPLL_REF_DIV(x)				((x) << 4)
> +#define		SPLL_REF_DIV_MASK			(0x3f << 4)
> +#define		SPLL_PDIV_A(x)				((x) << 20)
> +#define		SPLL_PDIV_A_MASK			(0x7f << 20)
> +#define		SPLL_PDIV_A_SHIFT			20
> +#define	CG_SPLL_FUNC_CNTL_2				0x604
> +#define		SCLK_MUX_SEL(x)				((x) << 0)
> +#define		SCLK_MUX_SEL_MASK			(0x1ff << 0)
> +#define	CG_SPLL_FUNC_CNTL_3				0x608
> +#define		SPLL_FB_DIV(x)				((x) << 0)
> +#define		SPLL_FB_DIV_MASK			(0x3ffffff << 0)
> +#define		SPLL_FB_DIV_SHIFT			0
> +#define		SPLL_DITHEN				(1 << 28)
> +
> +#define MPLL_CNTL_MODE                                  0x61c
> +#       define SS_SSEN                                  (1 << 24)
> +#       define SS_DSMODE_EN                             (1 << 25)
> +
> +#define	MPLL_AD_FUNC_CNTL				0x624
> +#define		CLKF(x)					((x) << 0)
> +#define		CLKF_MASK				(0x7f << 0)
> +#define		CLKR(x)					((x) << 7)
> +#define		CLKR_MASK				(0x1f << 7)
> +#define		CLKFRAC(x)				((x) << 12)
> +#define		CLKFRAC_MASK				(0x1f << 12)
> +#define		YCLK_POST_DIV(x)			((x) << 17)
> +#define		YCLK_POST_DIV_MASK			(3 << 17)
> +#define		IBIAS(x)				((x) << 20)
> +#define		IBIAS_MASK				(0x3ff << 20)
> +#define		RESET					(1 << 30)
> +#define		PDNB					(1 << 31)
> +#define	MPLL_AD_FUNC_CNTL_2				0x628
> +#define		BYPASS					(1 << 19)
> +#define		BIAS_GEN_PDNB				(1 << 24)
> +#define		RESET_EN				(1 << 25)
> +#define		VCO_MODE				(1 << 29)
> +#define	MPLL_DQ_FUNC_CNTL				0x62c
> +#define	MPLL_DQ_FUNC_CNTL_2				0x630
> +
> +#define GENERAL_PWRMGT                                  0x63c
> +#       define GLOBAL_PWRMGT_EN                         (1 << 0)
> +#       define STATIC_PM_EN                             (1 << 1)
> +#       define THERMAL_PROTECTION_DIS                   (1 << 2)
> +#       define THERMAL_PROTECTION_TYPE                  (1 << 3)
> +#       define ENABLE_GEN2PCIE                          (1 << 4)
> +#       define ENABLE_GEN2XSP                           (1 << 5)
> +#       define SW_SMIO_INDEX(x)                         ((x) << 6)
> +#       define SW_SMIO_INDEX_MASK                       (3 << 6)
> +#       define SW_SMIO_INDEX_SHIFT                      6
> +#       define LOW_VOLT_D2_ACPI                         (1 << 8)
> +#       define LOW_VOLT_D3_ACPI                         (1 << 9)
> +#       define VOLT_PWRMGT_EN                           (1 << 10)
> +#       define BACKBIAS_PAD_EN                          (1 << 18)
> +#       define BACKBIAS_VALUE                           (1 << 19)
> +#       define DYN_SPREAD_SPECTRUM_EN                   (1 << 23)
> +#       define AC_DC_SW                                 (1 << 24)
> +
> +#define SCLK_PWRMGT_CNTL                                  0x644
> +#       define SCLK_PWRMGT_OFF                            (1 << 0)
> +#       define SCLK_LOW_D1                                (1 << 1)
> +#       define FIR_RESET                                  (1 << 4)
> +#       define FIR_FORCE_TREND_SEL                        (1 << 5)
> +#       define FIR_TREND_MODE                             (1 << 6)
> +#       define DYN_GFX_CLK_OFF_EN                         (1 << 7)
> +#       define GFX_CLK_FORCE_ON                           (1 << 8)
> +#       define GFX_CLK_REQUEST_OFF                        (1 << 9)
> +#       define GFX_CLK_FORCE_OFF                          (1 << 10)
> +#       define GFX_CLK_OFF_ACPI_D1                        (1 << 11)
> +#       define GFX_CLK_OFF_ACPI_D2                        (1 << 12)
> +#       define GFX_CLK_OFF_ACPI_D3                        (1 << 13)
> +#       define DYN_LIGHT_SLEEP_EN                         (1 << 14)
> +#define	MCLK_PWRMGT_CNTL				0x648
> +#       define DLL_SPEED(x)				((x) << 0)
> +#       define DLL_SPEED_MASK				(0x1f << 0)
> +#       define MPLL_PWRMGT_OFF                          (1 << 5)
> +#       define DLL_READY                                (1 << 6)
> +#       define MC_INT_CNTL                              (1 << 7)
> +#       define MRDCKA0_PDNB                             (1 << 8)
> +#       define MRDCKA1_PDNB                             (1 << 9)
> +#       define MRDCKB0_PDNB                             (1 << 10)
> +#       define MRDCKB1_PDNB                             (1 << 11)
> +#       define MRDCKC0_PDNB                             (1 << 12)
> +#       define MRDCKC1_PDNB                             (1 << 13)
> +#       define MRDCKD0_PDNB                             (1 << 14)
> +#       define MRDCKD1_PDNB                             (1 << 15)
> +#       define MRDCKA0_RESET                            (1 << 16)
> +#       define MRDCKA1_RESET                            (1 << 17)
> +#       define MRDCKB0_RESET                            (1 << 18)
> +#       define MRDCKB1_RESET                            (1 << 19)
> +#       define MRDCKC0_RESET                            (1 << 20)
> +#       define MRDCKC1_RESET                            (1 << 21)
> +#       define MRDCKD0_RESET                            (1 << 22)
> +#       define MRDCKD1_RESET                            (1 << 23)
> +#       define DLL_READY_READ                           (1 << 24)
> +#       define USE_DISPLAY_GAP                          (1 << 25)
> +#       define USE_DISPLAY_URGENT_NORMAL                (1 << 26)
> +#       define MPLL_TURNOFF_D2                          (1 << 28)
> +#define	DLL_CNTL					0x64c
> +#       define MRDCKA0_BYPASS                           (1 << 24)
> +#       define MRDCKA1_BYPASS                           (1 << 25)
> +#       define MRDCKB0_BYPASS                           (1 << 26)
> +#       define MRDCKB1_BYPASS                           (1 << 27)
> +#       define MRDCKC0_BYPASS                           (1 << 28)
> +#       define MRDCKC1_BYPASS                           (1 << 29)
> +#       define MRDCKD0_BYPASS                           (1 << 30)
> +#       define MRDCKD1_BYPASS                           (1 << 31)
> +
> +#define CG_AT                                           0x6d4
> +#       define CG_R(x)					((x) << 0)
> +#       define CG_R_MASK				(0xffff << 0)
> +#       define CG_L(x)					((x) << 16)
> +#       define CG_L_MASK				(0xffff << 16)
> +
> +#define	CG_BIF_REQ_AND_RSP				0x7f4
> +#define		CG_CLIENT_REQ(x)			((x) << 0)
> +#define		CG_CLIENT_REQ_MASK			(0xff << 0)
> +#define		CG_CLIENT_REQ_SHIFT			0
> +#define		CG_CLIENT_RESP(x)			((x) << 8)
> +#define		CG_CLIENT_RESP_MASK			(0xff << 8)
> +#define		CG_CLIENT_RESP_SHIFT			8
> +#define		CLIENT_CG_REQ(x)			((x) << 16)
> +#define		CLIENT_CG_REQ_MASK			(0xff << 16)
> +#define		CLIENT_CG_REQ_SHIFT			16
> +#define		CLIENT_CG_RESP(x)			((x) << 24)
> +#define		CLIENT_CG_RESP_MASK			(0xff << 24)
> +#define		CLIENT_CG_RESP_SHIFT			24
> +
> +#define	CG_SPLL_SPREAD_SPECTRUM				0x790
> +#define		SSEN					(1 << 0)
> +#define		CLK_S(x)				((x) << 4)
> +#define		CLK_S_MASK				(0xfff << 4)
> +#define		CLK_S_SHIFT				4
> +#define	CG_SPLL_SPREAD_SPECTRUM_2			0x794
> +#define		CLK_V(x)				((x) << 0)
> +#define		CLK_V_MASK				(0x3ffffff << 0)
> +#define		CLK_V_SHIFT				0
> +
> +#define SMC_SCRATCH0                                    0x81c
> +
> +#define	CG_SPLL_FUNC_CNTL_4				0x850
> +
> +#define	MPLL_SS1					0x85c
> +#define		CLKV(x)					((x) << 0)
> +#define		CLKV_MASK				(0x3ffffff << 0)
> +#define	MPLL_SS2					0x860
> +#define		CLKS(x)					((x) << 0)
> +#define		CLKS_MASK				(0xfff << 0)
> +
> +#define	CG_CAC_CTRL					0x88c
> +#define		TID_CNT(x)				((x) << 0)
> +#define		TID_CNT_MASK				(0x3fff << 0)
> +#define		TID_UNIT(x)				((x) << 14)
> +#define		TID_UNIT_MASK				(0xf << 14)
> +
> +#define MC_CG_CONFIG                                    0x25bc
> +#define         MCDW_WR_ENABLE                          (1 << 0)
> +#define         MCDX_WR_ENABLE                          (1 << 1)
> +#define         MCDY_WR_ENABLE                          (1 << 2)
> +#define         MCDZ_WR_ENABLE                          (1 << 3)
> +#define		MC_RD_ENABLE(x)				((x) << 4)
> +#define		MC_RD_ENABLE_MASK			(3 << 4)
> +#define		INDEX(x)				((x) << 6)
> +#define		INDEX_MASK				(0xfff << 6)
> +#define		INDEX_SHIFT				6
> +
> +#define	MC_ARB_CAC_CNTL					0x2750
> +#define         ENABLE                                  (1 << 0)
> +#define		READ_WEIGHT(x)				((x) << 1)
> +#define		READ_WEIGHT_MASK			(0x3f << 1)
> +#define		READ_WEIGHT_SHIFT			1
> +#define		WRITE_WEIGHT(x)				((x) << 7)
> +#define		WRITE_WEIGHT_MASK			(0x3f << 7)
> +#define		WRITE_WEIGHT_SHIFT			7
> +#define         ALLOW_OVERFLOW                          (1 << 13)
> +
> +#define	MC_ARB_DRAM_TIMING				0x2774
> +#define	MC_ARB_DRAM_TIMING2				0x2778
> +
> +#define	MC_ARB_RFSH_RATE				0x27b0
> +#define		POWERMODE0(x)				((x) << 0)
> +#define		POWERMODE0_MASK				(0xff << 0)
> +#define		POWERMODE0_SHIFT			0
> +#define		POWERMODE1(x)				((x) << 8)
> +#define		POWERMODE1_MASK				(0xff << 8)
> +#define		POWERMODE1_SHIFT			8
> +#define		POWERMODE2(x)				((x) << 16)
> +#define		POWERMODE2_MASK				(0xff << 16)
> +#define		POWERMODE2_SHIFT			16
> +#define		POWERMODE3(x)				((x) << 24)
> +#define		POWERMODE3_MASK				(0xff << 24)
> +#define		POWERMODE3_SHIFT			24
> +
> +#define MC_ARB_CG                                       0x27e8
> +#define		CG_ARB_REQ(x)				((x) << 0)
> +#define		CG_ARB_REQ_MASK				(0xff << 0)
> +#define		CG_ARB_REQ_SHIFT			0
> +#define		CG_ARB_RESP(x)				((x) << 8)
> +#define		CG_ARB_RESP_MASK			(0xff << 8)
> +#define		CG_ARB_RESP_SHIFT			8
> +#define		ARB_CG_REQ(x)				((x) << 16)
> +#define		ARB_CG_REQ_MASK				(0xff << 16)
> +#define		ARB_CG_REQ_SHIFT			16
> +#define		ARB_CG_RESP(x)				((x) << 24)
> +#define		ARB_CG_RESP_MASK			(0xff << 24)
> +#define		ARB_CG_RESP_SHIFT			24
> +
> +#define	MC_ARB_DRAM_TIMING_1				0x27f0
> +#define	MC_ARB_DRAM_TIMING_2				0x27f4
> +#define	MC_ARB_DRAM_TIMING_3				0x27f8
> +#define	MC_ARB_DRAM_TIMING2_1				0x27fc
> +#define	MC_ARB_DRAM_TIMING2_2				0x2800
> +#define	MC_ARB_DRAM_TIMING2_3				0x2804
> +#define MC_ARB_BURST_TIME                               0x2808
> +#define		STATE0(x)				((x) << 0)
> +#define		STATE0_MASK				(0x1f << 0)
> +#define		STATE0_SHIFT				0
> +#define		STATE1(x)				((x) << 5)
> +#define		STATE1_MASK				(0x1f << 5)
> +#define		STATE1_SHIFT				5
> +#define		STATE2(x)				((x) << 10)
> +#define		STATE2_MASK				(0x1f << 10)
> +#define		STATE2_SHIFT				10
> +#define		STATE3(x)				((x) << 15)
> +#define		STATE3_MASK				(0x1f << 15)
> +#define		STATE3_SHIFT				15
> +
> +#define MC_CG_DATAPORT                                  0x2884
> +
> +#define MC_SEQ_RAS_TIMING                               0x28a0
> +#define MC_SEQ_CAS_TIMING                               0x28a4
> +#define MC_SEQ_MISC_TIMING                              0x28a8
> +#define MC_SEQ_MISC_TIMING2                             0x28ac
> +#define MC_SEQ_PMG_TIMING                               0x28b0
> +#define MC_SEQ_RD_CTL_D0                                0x28b4
> +#define MC_SEQ_RD_CTL_D1                                0x28b8
> +#define MC_SEQ_WR_CTL_D0                                0x28bc
> +#define MC_SEQ_WR_CTL_D1                                0x28c0
> +
> +#define MC_SEQ_MISC0                                    0x2a00
> +#define         MC_SEQ_MISC0_GDDR5_SHIFT                28
> +#define         MC_SEQ_MISC0_GDDR5_MASK                 0xf0000000
> +#define         MC_SEQ_MISC0_GDDR5_VALUE                5
> +#define MC_SEQ_MISC1                                    0x2a04
> +#define MC_SEQ_RESERVE_M                                0x2a08
> +#define MC_PMG_CMD_EMRS                                 0x2a0c
> +
> +#define MC_SEQ_MISC3                                    0x2a2c
> +
> +#define MC_SEQ_MISC5                                    0x2a54
> +#define MC_SEQ_MISC6                                    0x2a58
> +
> +#define MC_SEQ_MISC7                                    0x2a64
> +
> +#define MC_SEQ_RAS_TIMING_LP                            0x2a6c
> +#define MC_SEQ_CAS_TIMING_LP                            0x2a70
> +#define MC_SEQ_MISC_TIMING_LP                           0x2a74
> +#define MC_SEQ_MISC_TIMING2_LP                          0x2a78
> +#define MC_SEQ_WR_CTL_D0_LP                             0x2a7c
> +#define MC_SEQ_WR_CTL_D1_LP                             0x2a80
> +#define MC_SEQ_PMG_CMD_EMRS_LP                          0x2a84
> +#define MC_SEQ_PMG_CMD_MRS_LP                           0x2a88
> +
> +#define MC_PMG_CMD_MRS                                  0x2aac
> +
> +#define MC_SEQ_RD_CTL_D0_LP                             0x2b1c
> +#define MC_SEQ_RD_CTL_D1_LP                             0x2b20
> +
> +#define MC_PMG_CMD_MRS1                                 0x2b44
> +#define MC_SEQ_PMG_CMD_MRS1_LP                          0x2b48
> +#define MC_SEQ_PMG_TIMING_LP                            0x2b4c
> +
> +#define MC_PMG_CMD_MRS2                                 0x2b5c
> +#define MC_SEQ_PMG_CMD_MRS2_LP                          0x2b60
> +
> +#define	LB_SYNC_RESET_SEL				0x6b28
> +#define		LB_SYNC_RESET_SEL_MASK			(3 << 0)
> +#define		LB_SYNC_RESET_SEL_SHIFT			0
> +
> +#define	DC_STUTTER_CNTL					0x6b30
> +#define		DC_STUTTER_ENABLE_A			(1 << 0)
> +#define		DC_STUTTER_ENABLE_B			(1 << 1)
> +
> +#define SQ_CAC_THRESHOLD                                0x8e4c
> +#define		VSP(x)					((x) << 0)
> +#define		VSP_MASK				(0xff << 0)
> +#define		VSP_SHIFT				0
> +#define		VSP0(x)					((x) << 8)
> +#define		VSP0_MASK				(0xff << 8)
> +#define		VSP0_SHIFT				8
> +#define		GPR(x)					((x) << 16)
> +#define		GPR_MASK				(0xff << 16)
> +#define		GPR_SHIFT				16
> +
> +#define SQ_POWER_THROTTLE                               0x8e58
> +#define		MIN_POWER(x)				((x) << 0)
> +#define		MIN_POWER_MASK				(0x3fff << 0)
> +#define		MIN_POWER_SHIFT				0
> +#define		MAX_POWER(x)				((x) << 16)
> +#define		MAX_POWER_MASK				(0x3fff << 16)
> +#define		MAX_POWER_SHIFT				0
> +#define SQ_POWER_THROTTLE2                              0x8e5c
> +#define		MAX_POWER_DELTA(x)			((x) << 0)
> +#define		MAX_POWER_DELTA_MASK			(0x3fff << 0)
> +#define		MAX_POWER_DELTA_SHIFT			0
> +#define		STI_SIZE(x)				((x) << 16)
> +#define		STI_SIZE_MASK				(0x3ff << 16)
> +#define		STI_SIZE_SHIFT				16
> +#define		LTI_RATIO(x)				((x) << 27)
> +#define		LTI_RATIO_MASK				(0xf << 27)
> +#define		LTI_RATIO_SHIFT				27
> +
> +/* CG indirect registers */
> +#define CG_CAC_REGION_1_WEIGHT_0                        0x83
> +#define		WEIGHT_TCP_SIG0(x)			((x) << 0)
> +#define		WEIGHT_TCP_SIG0_MASK			(0x3f << 0)
> +#define		WEIGHT_TCP_SIG0_SHIFT			0
> +#define		WEIGHT_TCP_SIG1(x)			((x) << 6)
> +#define		WEIGHT_TCP_SIG1_MASK			(0x3f << 6)
> +#define		WEIGHT_TCP_SIG1_SHIFT			6
> +#define		WEIGHT_TA_SIG(x)			((x) << 12)
> +#define		WEIGHT_TA_SIG_MASK			(0x3f << 12)
> +#define		WEIGHT_TA_SIG_SHIFT			12
> +#define CG_CAC_REGION_1_WEIGHT_1                        0x84
> +#define		WEIGHT_TCC_EN0(x)			((x) << 0)
> +#define		WEIGHT_TCC_EN0_MASK			(0x3f << 0)
> +#define		WEIGHT_TCC_EN0_SHIFT			0
> +#define		WEIGHT_TCC_EN1(x)			((x) << 6)
> +#define		WEIGHT_TCC_EN1_MASK			(0x3f << 6)
> +#define		WEIGHT_TCC_EN1_SHIFT			6
> +#define		WEIGHT_TCC_EN2(x)			((x) << 12)
> +#define		WEIGHT_TCC_EN2_MASK			(0x3f << 12)
> +#define		WEIGHT_TCC_EN2_SHIFT			12
> +#define		WEIGHT_TCC_EN3(x)			((x) << 18)
> +#define		WEIGHT_TCC_EN3_MASK			(0x3f << 18)
> +#define		WEIGHT_TCC_EN3_SHIFT			18
> +#define CG_CAC_REGION_2_WEIGHT_0                        0x85
> +#define		WEIGHT_CB_EN0(x)			((x) << 0)
> +#define		WEIGHT_CB_EN0_MASK			(0x3f << 0)
> +#define		WEIGHT_CB_EN0_SHIFT			0
> +#define		WEIGHT_CB_EN1(x)			((x) << 6)
> +#define		WEIGHT_CB_EN1_MASK			(0x3f << 6)
> +#define		WEIGHT_CB_EN1_SHIFT			6
> +#define		WEIGHT_CB_EN2(x)			((x) << 12)
> +#define		WEIGHT_CB_EN2_MASK			(0x3f << 12)
> +#define		WEIGHT_CB_EN2_SHIFT			12
> +#define		WEIGHT_CB_EN3(x)			((x) << 18)
> +#define		WEIGHT_CB_EN3_MASK			(0x3f << 18)
> +#define		WEIGHT_CB_EN3_SHIFT			18
> +#define CG_CAC_REGION_2_WEIGHT_1                        0x86
> +#define		WEIGHT_DB_SIG0(x)			((x) << 0)
> +#define		WEIGHT_DB_SIG0_MASK			(0x3f << 0)
> +#define		WEIGHT_DB_SIG0_SHIFT			0
> +#define		WEIGHT_DB_SIG1(x)			((x) << 6)
> +#define		WEIGHT_DB_SIG1_MASK			(0x3f << 6)
> +#define		WEIGHT_DB_SIG1_SHIFT			6
> +#define		WEIGHT_DB_SIG2(x)			((x) << 12)
> +#define		WEIGHT_DB_SIG2_MASK			(0x3f << 12)
> +#define		WEIGHT_DB_SIG2_SHIFT			12
> +#define		WEIGHT_DB_SIG3(x)			((x) << 18)
> +#define		WEIGHT_DB_SIG3_MASK			(0x3f << 18)
> +#define		WEIGHT_DB_SIG3_SHIFT			18
> +#define CG_CAC_REGION_2_WEIGHT_2                        0x87
> +#define		WEIGHT_SXM_SIG0(x)			((x) << 0)
> +#define		WEIGHT_SXM_SIG0_MASK			(0x3f << 0)
> +#define		WEIGHT_SXM_SIG0_SHIFT			0
> +#define		WEIGHT_SXM_SIG1(x)			((x) << 6)
> +#define		WEIGHT_SXM_SIG1_MASK			(0x3f << 6)
> +#define		WEIGHT_SXM_SIG1_SHIFT			6
> +#define		WEIGHT_SXM_SIG2(x)			((x) << 12)
> +#define		WEIGHT_SXM_SIG2_MASK			(0x3f << 12)
> +#define		WEIGHT_SXM_SIG2_SHIFT			12
> +#define		WEIGHT_SXS_SIG0(x)			((x) << 18)
> +#define		WEIGHT_SXS_SIG0_MASK			(0x3f << 18)
> +#define		WEIGHT_SXS_SIG0_SHIFT			18
> +#define		WEIGHT_SXS_SIG1(x)			((x) << 24)
> +#define		WEIGHT_SXS_SIG1_MASK			(0x3f << 24)
> +#define		WEIGHT_SXS_SIG1_SHIFT			24
> +#define CG_CAC_REGION_3_WEIGHT_0                        0x88
> +#define		WEIGHT_XBR_0(x)				((x) << 0)
> +#define		WEIGHT_XBR_0_MASK			(0x3f << 0)
> +#define		WEIGHT_XBR_0_SHIFT			0
> +#define		WEIGHT_XBR_1(x)				((x) << 6)
> +#define		WEIGHT_XBR_1_MASK			(0x3f << 6)
> +#define		WEIGHT_XBR_1_SHIFT			6
> +#define		WEIGHT_XBR_2(x)				((x) << 12)
> +#define		WEIGHT_XBR_2_MASK			(0x3f << 12)
> +#define		WEIGHT_XBR_2_SHIFT			12
> +#define		WEIGHT_SPI_SIG0(x)			((x) << 18)
> +#define		WEIGHT_SPI_SIG0_MASK			(0x3f << 18)
> +#define		WEIGHT_SPI_SIG0_SHIFT			18
> +#define CG_CAC_REGION_3_WEIGHT_1                        0x89
> +#define		WEIGHT_SPI_SIG1(x)			((x) << 0)
> +#define		WEIGHT_SPI_SIG1_MASK			(0x3f << 0)
> +#define		WEIGHT_SPI_SIG1_SHIFT			0
> +#define		WEIGHT_SPI_SIG2(x)			((x) << 6)
> +#define		WEIGHT_SPI_SIG2_MASK			(0x3f << 6)
> +#define		WEIGHT_SPI_SIG2_SHIFT			6
> +#define		WEIGHT_SPI_SIG3(x)			((x) << 12)
> +#define		WEIGHT_SPI_SIG3_MASK			(0x3f << 12)
> +#define		WEIGHT_SPI_SIG3_SHIFT			12
> +#define		WEIGHT_SPI_SIG4(x)			((x) << 18)
> +#define		WEIGHT_SPI_SIG4_MASK			(0x3f << 18)
> +#define		WEIGHT_SPI_SIG4_SHIFT			18
> +#define		WEIGHT_SPI_SIG5(x)			((x) << 24)
> +#define		WEIGHT_SPI_SIG5_MASK			(0x3f << 24)
> +#define		WEIGHT_SPI_SIG5_SHIFT			24
> +#define CG_CAC_REGION_4_WEIGHT_0                        0x8a
> +#define		WEIGHT_LDS_SIG0(x)			((x) << 0)
> +#define		WEIGHT_LDS_SIG0_MASK			(0x3f << 0)
> +#define		WEIGHT_LDS_SIG0_SHIFT			0
> +#define		WEIGHT_LDS_SIG1(x)			((x) << 6)
> +#define		WEIGHT_LDS_SIG1_MASK			(0x3f << 6)
> +#define		WEIGHT_LDS_SIG1_SHIFT			6
> +#define		WEIGHT_SC(x)				((x) << 24)
> +#define		WEIGHT_SC_MASK				(0x3f << 24)
> +#define		WEIGHT_SC_SHIFT				24
> +#define CG_CAC_REGION_4_WEIGHT_1                        0x8b
> +#define		WEIGHT_BIF(x)				((x) << 0)
> +#define		WEIGHT_BIF_MASK				(0x3f << 0)
> +#define		WEIGHT_BIF_SHIFT			0
> +#define		WEIGHT_CP(x)				((x) << 6)
> +#define		WEIGHT_CP_MASK				(0x3f << 6)
> +#define		WEIGHT_CP_SHIFT				6
> +#define		WEIGHT_PA_SIG0(x)			((x) << 12)
> +#define		WEIGHT_PA_SIG0_MASK			(0x3f << 12)
> +#define		WEIGHT_PA_SIG0_SHIFT			12
> +#define		WEIGHT_PA_SIG1(x)			((x) << 18)
> +#define		WEIGHT_PA_SIG1_MASK			(0x3f << 18)
> +#define		WEIGHT_PA_SIG1_SHIFT			18
> +#define		WEIGHT_VGT_SIG0(x)			((x) << 24)
> +#define		WEIGHT_VGT_SIG0_MASK			(0x3f << 24)
> +#define		WEIGHT_VGT_SIG0_SHIFT			24
> +#define CG_CAC_REGION_4_WEIGHT_2                        0x8c
> +#define		WEIGHT_VGT_SIG1(x)			((x) << 0)
> +#define		WEIGHT_VGT_SIG1_MASK			(0x3f << 0)
> +#define		WEIGHT_VGT_SIG1_SHIFT			0
> +#define		WEIGHT_VGT_SIG2(x)			((x) << 6)
> +#define		WEIGHT_VGT_SIG2_MASK			(0x3f << 6)
> +#define		WEIGHT_VGT_SIG2_SHIFT			6
> +#define		WEIGHT_DC_SIG0(x)			((x) << 12)
> +#define		WEIGHT_DC_SIG0_MASK			(0x3f << 12)
> +#define		WEIGHT_DC_SIG0_SHIFT			12
> +#define		WEIGHT_DC_SIG1(x)			((x) << 18)
> +#define		WEIGHT_DC_SIG1_MASK			(0x3f << 18)
> +#define		WEIGHT_DC_SIG1_SHIFT			18
> +#define		WEIGHT_DC_SIG2(x)			((x) << 24)
> +#define		WEIGHT_DC_SIG2_MASK			(0x3f << 24)
> +#define		WEIGHT_DC_SIG2_SHIFT			24
> +#define CG_CAC_REGION_4_WEIGHT_3                        0x8d
> +#define		WEIGHT_DC_SIG3(x)			((x) << 0)
> +#define		WEIGHT_DC_SIG3_MASK			(0x3f << 0)
> +#define		WEIGHT_DC_SIG3_SHIFT			0
> +#define		WEIGHT_UVD_SIG0(x)			((x) << 6)
> +#define		WEIGHT_UVD_SIG0_MASK			(0x3f << 6)
> +#define		WEIGHT_UVD_SIG0_SHIFT			6
> +#define		WEIGHT_UVD_SIG1(x)			((x) << 12)
> +#define		WEIGHT_UVD_SIG1_MASK			(0x3f << 12)
> +#define		WEIGHT_UVD_SIG1_SHIFT			12
> +#define		WEIGHT_SPARE0(x)			((x) << 18)
> +#define		WEIGHT_SPARE0_MASK			(0x3f << 18)
> +#define		WEIGHT_SPARE0_SHIFT			18
> +#define		WEIGHT_SPARE1(x)			((x) << 24)
> +#define		WEIGHT_SPARE1_MASK			(0x3f << 24)
> +#define		WEIGHT_SPARE1_SHIFT			24
> +#define CG_CAC_REGION_5_WEIGHT_0                        0x8e
> +#define		WEIGHT_SQ_VSP(x)			((x) << 0)
> +#define		WEIGHT_SQ_VSP_MASK			(0x3fff << 0)
> +#define		WEIGHT_SQ_VSP_SHIFT			0
> +#define		WEIGHT_SQ_VSP0(x)			((x) << 14)
> +#define		WEIGHT_SQ_VSP0_MASK			(0x3fff << 14)
> +#define		WEIGHT_SQ_VSP0_SHIFT			14
> +#define CG_CAC_REGION_4_OVERRIDE_4                      0xab
> +#define		OVR_MODE_SPARE_0(x)			((x) << 16)
> +#define		OVR_MODE_SPARE_0_MASK			(0x1 << 16)
> +#define		OVR_MODE_SPARE_0_SHIFT			16
> +#define		OVR_VAL_SPARE_0(x)			((x) << 17)
> +#define		OVR_VAL_SPARE_0_MASK			(0x1 << 17)
> +#define		OVR_VAL_SPARE_0_SHIFT			17
> +#define		OVR_MODE_SPARE_1(x)			((x) << 18)
> +#define		OVR_MODE_SPARE_1_MASK			(0x3f << 18)
> +#define		OVR_MODE_SPARE_1_SHIFT			18
> +#define		OVR_VAL_SPARE_1(x)			((x) << 19)
> +#define		OVR_VAL_SPARE_1_MASK			(0x3f << 19)
> +#define		OVR_VAL_SPARE_1_SHIFT			19
> +#define CG_CAC_REGION_5_WEIGHT_1                        0xb7
> +#define		WEIGHT_SQ_GPR(x)			((x) << 0)
> +#define		WEIGHT_SQ_GPR_MASK			(0x3fff << 0)
> +#define		WEIGHT_SQ_GPR_SHIFT			0
> +#define		WEIGHT_SQ_LDS(x)			((x) << 14)
> +#define		WEIGHT_SQ_LDS_MASK			(0x3fff << 14)
> +#define		WEIGHT_SQ_LDS_SHIFT			14
> +
> +/* PCIE link stuff */
> +#define PCIE_LC_TRAINING_CNTL                             0xa1 /* PCIE_P */
> +#define PCIE_LC_LINK_WIDTH_CNTL                           0xa2 /* PCIE_P */
> +#       define LC_LINK_WIDTH_SHIFT                        0
> +#       define LC_LINK_WIDTH_MASK                         0x7
> +#       define LC_LINK_WIDTH_X0                           0
> +#       define LC_LINK_WIDTH_X1                           1
> +#       define LC_LINK_WIDTH_X2                           2
> +#       define LC_LINK_WIDTH_X4                           3
> +#       define LC_LINK_WIDTH_X8                           4
> +#       define LC_LINK_WIDTH_X16                          6
> +#       define LC_LINK_WIDTH_RD_SHIFT                     4
> +#       define LC_LINK_WIDTH_RD_MASK                      0x70
> +#       define LC_RECONFIG_ARC_MISSING_ESCAPE             (1 << 7)
> +#       define LC_RECONFIG_NOW                            (1 << 8)
> +#       define LC_RENEGOTIATION_SUPPORT                   (1 << 9)
> +#       define LC_RENEGOTIATE_EN                          (1 << 10)
> +#       define LC_SHORT_RECONFIG_EN                       (1 << 11)
> +#       define LC_UPCONFIGURE_SUPPORT                     (1 << 12)
> +#       define LC_UPCONFIGURE_DIS                         (1 << 13)
> +#define PCIE_LC_SPEED_CNTL                                0xa4 /* PCIE_P */
> +#       define LC_GEN2_EN_STRAP                           (1 << 0)
> +#       define LC_TARGET_LINK_SPEED_OVERRIDE_EN           (1 << 1)
> +#       define LC_FORCE_EN_HW_SPEED_CHANGE                (1 << 5)
> +#       define LC_FORCE_DIS_HW_SPEED_CHANGE               (1 << 6)
> +#       define LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK      (0x3 << 8)
> +#       define LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT     3
> +#       define LC_CURRENT_DATA_RATE                       (1 << 11)
> +#       define LC_HW_VOLTAGE_IF_CONTROL(x)                ((x) << 12)
> +#       define LC_HW_VOLTAGE_IF_CONTROL_MASK              (3 << 12)
> +#       define LC_HW_VOLTAGE_IF_CONTROL_SHIFT             12
> +#       define LC_VOLTAGE_TIMER_SEL_MASK                  (0xf << 14)
> +#       define LC_CLR_FAILED_SPD_CHANGE_CNT               (1 << 21)
> +#       define LC_OTHER_SIDE_EVER_SENT_GEN2               (1 << 23)
> +#       define LC_OTHER_SIDE_SUPPORTS_GEN2                (1 << 24)
> +#define MM_CFGREGS_CNTL                                   0x544c
> +#       define MM_WR_TO_CFG_EN                            (1 << 3)
> +#define LINK_CNTL2                                        0x88 /* F0 */
> +#       define TARGET_LINK_SPEED_MASK                     (0xf << 0)
> +#       define SELECTABLE_DEEMPHASIS                      (1 << 6)
> +
>  /*
>   * UVD
>   */
> diff --git a/drivers/gpu/drm/radeon/nislands_smc.h b/drivers/gpu/drm/radeon/nislands_smc.h
> new file mode 100644
> index 0000000..3cf8fc0
> --- /dev/null
> +++ b/drivers/gpu/drm/radeon/nislands_smc.h
> @@ -0,0 +1,329 @@
> +/*
> + * Copyright 2012 Advanced Micro Devices, Inc.
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice shall be included in
> + * all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
> + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
> + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.
> + *
> + */
> +#ifndef __NISLANDS_SMC_H__
> +#define __NISLANDS_SMC_H__
> +
> +#pragma pack(push, 1)
> +
> +#define NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE 16
> +
> +struct PP_NIslands_Dpm2PerfLevel
> +{
> +    uint8_t     MaxPS;
> +    uint8_t     TgtAct;
> +    uint8_t     MaxPS_StepInc;
> +    uint8_t     MaxPS_StepDec;
> +    uint8_t     PSST;
> +    uint8_t     NearTDPDec;
> +    uint8_t     AboveSafeInc;
> +    uint8_t     BelowSafeInc;
> +    uint8_t     PSDeltaLimit;
> +    uint8_t     PSDeltaWin;
> +    uint8_t     Reserved[6];
> +};
> +
> +typedef struct PP_NIslands_Dpm2PerfLevel PP_NIslands_Dpm2PerfLevel;
> +
> +struct PP_NIslands_DPM2Parameters
> +{
> +    uint32_t    TDPLimit;
> +    uint32_t    NearTDPLimit;
> +    uint32_t    SafePowerLimit;
> +    uint32_t    PowerBoostLimit;
> +};
> +typedef struct PP_NIslands_DPM2Parameters PP_NIslands_DPM2Parameters;
> +
> +struct NISLANDS_SMC_SCLK_VALUE
> +{
> +    uint32_t        vCG_SPLL_FUNC_CNTL;
> +    uint32_t        vCG_SPLL_FUNC_CNTL_2;
> +    uint32_t        vCG_SPLL_FUNC_CNTL_3;
> +    uint32_t        vCG_SPLL_FUNC_CNTL_4;
> +    uint32_t        vCG_SPLL_SPREAD_SPECTRUM;
> +    uint32_t        vCG_SPLL_SPREAD_SPECTRUM_2;
> +    uint32_t        sclk_value;
> +};
> +
> +typedef struct NISLANDS_SMC_SCLK_VALUE NISLANDS_SMC_SCLK_VALUE;
> +
> +struct NISLANDS_SMC_MCLK_VALUE
> +{
> +    uint32_t        vMPLL_FUNC_CNTL;
> +    uint32_t        vMPLL_FUNC_CNTL_1;
> +    uint32_t        vMPLL_FUNC_CNTL_2;
> +    uint32_t        vMPLL_AD_FUNC_CNTL;
> +    uint32_t        vMPLL_AD_FUNC_CNTL_2;
> +    uint32_t        vMPLL_DQ_FUNC_CNTL;
> +    uint32_t        vMPLL_DQ_FUNC_CNTL_2;
> +    uint32_t        vMCLK_PWRMGT_CNTL;
> +    uint32_t        vDLL_CNTL;
> +    uint32_t        vMPLL_SS;
> +    uint32_t        vMPLL_SS2;
> +    uint32_t        mclk_value;
> +};
> +
> +typedef struct NISLANDS_SMC_MCLK_VALUE NISLANDS_SMC_MCLK_VALUE;
> +
> +struct NISLANDS_SMC_VOLTAGE_VALUE
> +{
> +    uint16_t             value;
> +    uint8_t              index;
> +    uint8_t              padding;
> +};
> +
> +typedef struct NISLANDS_SMC_VOLTAGE_VALUE NISLANDS_SMC_VOLTAGE_VALUE;
> +
> +struct NISLANDS_SMC_HW_PERFORMANCE_LEVEL
> +{
> +    uint8_t                     arbValue;
> +    uint8_t                     ACIndex;
> +    uint8_t                     displayWatermark;
> +    uint8_t                     gen2PCIE;
> +    uint8_t                     reserved1;
> +    uint8_t                     reserved2;
> +    uint8_t                     strobeMode;
> +    uint8_t                     mcFlags;
> +    uint32_t                    aT;
> +    uint32_t                    bSP;
> +    NISLANDS_SMC_SCLK_VALUE     sclk;
> +    NISLANDS_SMC_MCLK_VALUE     mclk;
> +    NISLANDS_SMC_VOLTAGE_VALUE  vddc;
> +    NISLANDS_SMC_VOLTAGE_VALUE  mvdd;
> +    NISLANDS_SMC_VOLTAGE_VALUE  vddci;
> +    NISLANDS_SMC_VOLTAGE_VALUE  std_vddc;
> +    uint32_t                    powergate_en;
> +    uint8_t                     hUp;
> +    uint8_t                     hDown;
> +    uint8_t                     stateFlags;
> +    uint8_t                     arbRefreshState;
> +    uint32_t                    SQPowerThrottle;
> +    uint32_t                    SQPowerThrottle_2;
> +    uint32_t                    reserved[2];
> +    PP_NIslands_Dpm2PerfLevel   dpm2;
> +};
> +
> +#define NISLANDS_SMC_STROBE_RATIO    0x0F
> +#define NISLANDS_SMC_STROBE_ENABLE   0x10
> +
> +#define NISLANDS_SMC_MC_EDC_RD_FLAG  0x01
> +#define NISLANDS_SMC_MC_EDC_WR_FLAG  0x02
> +#define NISLANDS_SMC_MC_RTT_ENABLE   0x04
> +#define NISLANDS_SMC_MC_STUTTER_EN   0x08
> +
> +typedef struct NISLANDS_SMC_HW_PERFORMANCE_LEVEL NISLANDS_SMC_HW_PERFORMANCE_LEVEL;
> +
> +struct NISLANDS_SMC_SWSTATE
> +{
> +    uint8_t                             flags;
> +    uint8_t                             levelCount;
> +    uint8_t                             padding2;
> +    uint8_t                             padding3;
> +    NISLANDS_SMC_HW_PERFORMANCE_LEVEL   levels[1];
> +};
> +
> +typedef struct NISLANDS_SMC_SWSTATE NISLANDS_SMC_SWSTATE;
> +
> +#define NISLANDS_SMC_VOLTAGEMASK_VDDC  0
> +#define NISLANDS_SMC_VOLTAGEMASK_MVDD  1
> +#define NISLANDS_SMC_VOLTAGEMASK_VDDCI 2
> +#define NISLANDS_SMC_VOLTAGEMASK_MAX   4
> +
> +struct NISLANDS_SMC_VOLTAGEMASKTABLE
> +{
> +    uint8_t  highMask[NISLANDS_SMC_VOLTAGEMASK_MAX];
> +    uint32_t lowMask[NISLANDS_SMC_VOLTAGEMASK_MAX];
> +};
> +
> +typedef struct NISLANDS_SMC_VOLTAGEMASKTABLE NISLANDS_SMC_VOLTAGEMASKTABLE;
> +
> +#define NISLANDS_MAX_NO_VREG_STEPS 32
> +
> +struct NISLANDS_SMC_STATETABLE
> +{
> +    uint8_t                             thermalProtectType;
> +    uint8_t                             systemFlags;
> +    uint8_t                             maxVDDCIndexInPPTable;
> +    uint8_t                             extraFlags;
> +    uint8_t                             highSMIO[NISLANDS_MAX_NO_VREG_STEPS];
> +    uint32_t                            lowSMIO[NISLANDS_MAX_NO_VREG_STEPS];
> +    NISLANDS_SMC_VOLTAGEMASKTABLE       voltageMaskTable;
> +    PP_NIslands_DPM2Parameters          dpm2Params;
> +    NISLANDS_SMC_SWSTATE                initialState;
> +    NISLANDS_SMC_SWSTATE                ACPIState;
> +    NISLANDS_SMC_SWSTATE                ULVState;
> +    NISLANDS_SMC_SWSTATE                driverState;
> +    NISLANDS_SMC_HW_PERFORMANCE_LEVEL   dpmLevels[NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1];
> +};
> +
> +typedef struct NISLANDS_SMC_STATETABLE NISLANDS_SMC_STATETABLE;
> +
> +#define NI_SMC_SOFT_REGISTERS_START        0x108
> +
> +#define NI_SMC_SOFT_REGISTER_mclk_chg_timeout        0x0
> +#define NI_SMC_SOFT_REGISTER_delay_bbias             0xC
> +#define NI_SMC_SOFT_REGISTER_delay_vreg              0x10
> +#define NI_SMC_SOFT_REGISTER_delay_acpi              0x2C
> +#define NI_SMC_SOFT_REGISTER_seq_index               0x64
> +#define NI_SMC_SOFT_REGISTER_mvdd_chg_time           0x68
> +#define NI_SMC_SOFT_REGISTER_mclk_switch_lim         0x78
> +#define NI_SMC_SOFT_REGISTER_watermark_threshold     0x80
> +#define NI_SMC_SOFT_REGISTER_mc_block_delay          0x84
> +#define NI_SMC_SOFT_REGISTER_uvd_enabled             0x98
> +
> +#define SMC_NISLANDS_MC_TPP_CAC_NUM_OF_ENTRIES 16
> +#define SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES 16
> +#define SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES 16
> +#define SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES 4
> +
> +struct SMC_NISLANDS_MC_TPP_CAC_TABLE
> +{
> +    uint32_t    tpp[SMC_NISLANDS_MC_TPP_CAC_NUM_OF_ENTRIES];
> +    uint32_t    cacValue[SMC_NISLANDS_MC_TPP_CAC_NUM_OF_ENTRIES];
> +};
> +
> +typedef struct SMC_NISLANDS_MC_TPP_CAC_TABLE SMC_NISLANDS_MC_TPP_CAC_TABLE;
> +
> +
> +struct PP_NIslands_CACTABLES
> +{
> +    uint32_t                cac_bif_lut[SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES];
> +    uint32_t                cac_lkge_lut[SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES][SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES];
> +
> +    uint32_t                pwr_const;
> +
> +    uint32_t                dc_cacValue;
> +    uint32_t                bif_cacValue;
> +    uint32_t                lkge_pwr;
> +
> +    uint8_t                 cac_width;
> +    uint8_t                 window_size_p2;
> +
> +    uint8_t                 num_drop_lsb;
> +    uint8_t                 padding_0;
> +
> +    uint32_t                last_power;
> +
> +    uint8_t                 AllowOvrflw;
> +    uint8_t                 MCWrWeight;
> +    uint8_t                 MCRdWeight;
> +    uint8_t                 padding_1[9];
> +
> +    uint8_t                 enableWinAvg;
> +    uint8_t                 numWin_TDP;
> +    uint8_t                 l2numWin_TDP;
> +    uint8_t                 WinIndex;
> +
> +    uint32_t                dynPwr_TDP[4];
> +    uint32_t                lkgePwr_TDP[4];
> +    uint32_t                power_TDP[4];
> +    uint32_t                avg_dynPwr_TDP;
> +    uint32_t                avg_lkgePwr_TDP;
> +    uint32_t                avg_power_TDP;
> +    uint32_t                lts_power_TDP;
> +    uint8_t                 lts_truncate_n;
> +    uint8_t                 padding_2[7];
> +};
> +
> +typedef struct PP_NIslands_CACTABLES PP_NIslands_CACTABLES;
> +
> +#define SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE 32
> +#define SMC_NISLANDS_MC_REGISTER_ARRAY_SET_COUNT 20
> +
> +struct SMC_NIslands_MCRegisterAddress
> +{
> +    uint16_t s0;
> +    uint16_t s1;
> +};
> +
> +typedef struct SMC_NIslands_MCRegisterAddress SMC_NIslands_MCRegisterAddress;
> +
> +
> +struct SMC_NIslands_MCRegisterSet
> +{
> +    uint32_t value[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
> +};
> +
> +typedef struct SMC_NIslands_MCRegisterSet SMC_NIslands_MCRegisterSet;
> +
> +struct SMC_NIslands_MCRegisters
> +{
> +    uint8_t                             last;
> +    uint8_t                             reserved[3];
> +    SMC_NIslands_MCRegisterAddress      address[SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE];
> +    SMC_NIslands_MCRegisterSet          data[SMC_NISLANDS_MC_REGISTER_ARRAY_SET_COUNT];
> +};
> +
> +typedef struct SMC_NIslands_MCRegisters SMC_NIslands_MCRegisters;
> +
> +struct SMC_NIslands_MCArbDramTimingRegisterSet
> +{
> +    uint32_t mc_arb_dram_timing;
> +    uint32_t mc_arb_dram_timing2;
> +    uint8_t  mc_arb_rfsh_rate;
> +    uint8_t  padding[3];
> +};
> +
> +typedef struct SMC_NIslands_MCArbDramTimingRegisterSet SMC_NIslands_MCArbDramTimingRegisterSet;
> +
> +struct SMC_NIslands_MCArbDramTimingRegisters
> +{
> +    uint8_t                                     arb_current;
> +    uint8_t                                     reserved[3];
> +    SMC_NIslands_MCArbDramTimingRegisterSet     data[20];
> +};
> +
> +typedef struct SMC_NIslands_MCArbDramTimingRegisters SMC_NIslands_MCArbDramTimingRegisters;
> +
> +struct SMC_NISLANDS_SPLL_DIV_TABLE
> +{
> +    uint32_t    freq[256];
> +    uint32_t    ss[256];
> +};
> +
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK  0x01ffffff
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT 0
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK   0xfe000000
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT  25
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK   0x000fffff
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT  0
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK   0xfff00000
> +#define SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT  20
> +
> +typedef struct SMC_NISLANDS_SPLL_DIV_TABLE SMC_NISLANDS_SPLL_DIV_TABLE;
> +
> +#define NISLANDS_SMC_FIRMWARE_HEADER_LOCATION 0x100
> +
> +#define NISLANDS_SMC_FIRMWARE_HEADER_version                   0x0
> +#define NISLANDS_SMC_FIRMWARE_HEADER_flags                     0x4
> +#define NISLANDS_SMC_FIRMWARE_HEADER_softRegisters             0x8
> +#define NISLANDS_SMC_FIRMWARE_HEADER_stateTable                0xC
> +#define NISLANDS_SMC_FIRMWARE_HEADER_fanTable                  0x10
> +#define NISLANDS_SMC_FIRMWARE_HEADER_cacTable                  0x14
> +#define NISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable           0x20
> +#define NISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable 0x2C
> +#define NISLANDS_SMC_FIRMWARE_HEADER_spllTable                 0x30
> +
> +#pragma pack(pop)
> +
> +#endif
> +
> diff --git a/drivers/gpu/drm/radeon/ppsmc.h b/drivers/gpu/drm/radeon/ppsmc.h
> index 3d0786f..607982a 100644
> --- a/drivers/gpu/drm/radeon/ppsmc.h
> +++ b/drivers/gpu/drm/radeon/ppsmc.h
> @@ -46,6 +46,7 @@
>  #define PPSMC_DISPLAY_WATERMARK_HIGH                    1
>  
>  #define PPSMC_STATEFLAG_AUTO_PULSE_SKIP    0x01
> +#define PPSMC_STATEFLAG_POWERBOOST         0x02
>  
>  #define PPSMC_Result_OK             ((uint8_t)0x01)
>  #define PPSMC_Result_Failed         ((uint8_t)0xFF)
> @@ -56,17 +57,28 @@ typedef uint8_t PPSMC_Result;
>  #define PPSMC_MSG_Resume                    ((uint8_t)0x11)
>  #define PPSMC_MSG_TwoLevelsDisabled         ((uint8_t)0x15)
>  #define PPSMC_MSG_EnableThermalInterrupt    ((uint8_t)0x16)
> +#define PPSMC_MSG_RunningOnAC               ((uint8_t)0x17)
>  #define PPSMC_MSG_SwitchToSwState           ((uint8_t)0x20)
>  #define PPSMC_MSG_SwitchToInitialState      ((uint8_t)0x40)
>  #define PPSMC_MSG_NoForcedLevel             ((uint8_t)0x41)
>  #define PPSMC_MSG_SwitchToMinimumPower      ((uint8_t)0x51)
>  #define PPSMC_MSG_ResumeFromMinimumPower    ((uint8_t)0x52)
> +#define PPSMC_MSG_EnableCac                 ((uint8_t)0x53)
> +#define PPSMC_MSG_DisableCac                ((uint8_t)0x54)
> +#define PPSMC_TDPClampingActive             ((uint8_t)0x59)
> +#define PPSMC_TDPClampingInactive           ((uint8_t)0x5A)
>  #define PPSMC_MSG_NoDisplay                 ((uint8_t)0x5D)
>  #define PPSMC_MSG_HasDisplay                ((uint8_t)0x5E)
> +#define PPSMC_MSG_UVDPowerOFF               ((uint8_t)0x60)
> +#define PPSMC_MSG_UVDPowerON                ((uint8_t)0x61)
>  #define PPSMC_MSG_EnableULV                 ((uint8_t)0x62)
>  #define PPSMC_MSG_DisableULV                ((uint8_t)0x63)
>  #define PPSMC_MSG_EnterULV                  ((uint8_t)0x64)
>  #define PPSMC_MSG_ExitULV                   ((uint8_t)0x65)
> +#define PPSMC_CACLongTermAvgEnable          ((uint8_t)0x6E)
> +#define PPSMC_CACLongTermAvgDisable         ((uint8_t)0x6F)
> +#define PPSMC_MSG_CollectCAC_PowerCorreln   ((uint8_t)0x7A)
> +#define PPSMC_MSG_SetEnabledLevels          ((uint8_t)0x82)
>  #define PPSMC_MSG_ResetToDefaults           ((uint8_t)0x84)
>  
>  /* TN */
> diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
> index 5dcbb28..e6703ef 100644
> --- a/drivers/gpu/drm/radeon/radeon_asic.c
> +++ b/drivers/gpu/drm/radeon/radeon_asic.c
> @@ -1804,6 +1804,18 @@ static struct radeon_asic cayman_asic = {
>  		.set_uvd_clocks = &evergreen_set_uvd_clocks,
>  		.get_temperature = &evergreen_get_temp,
>  	},
> +	.dpm = {
> +		.init = &ni_dpm_init,
> +		.setup_asic = &ni_dpm_setup_asic,
> +		.enable = &ni_dpm_enable,
> +		.disable = &ni_dpm_disable,
> +		.set_power_state = &ni_dpm_set_power_state,
> +		.display_configuration_changed = &cypress_dpm_display_configuration_changed,
> +		.fini = &ni_dpm_fini,
> +		.get_sclk = &ni_dpm_get_sclk,
> +		.get_mclk = &ni_dpm_get_mclk,
> +		.print_power_state = &ni_dpm_print_power_state,
> +	},
>  	.pflip = {
>  		.pre_page_flip = &evergreen_pre_page_flip,
>  		.page_flip = &evergreen_page_flip,
> diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
> index 4d3f93d..2fef64d 100644
> --- a/drivers/gpu/drm/radeon/radeon_asic.h
> +++ b/drivers/gpu/drm/radeon/radeon_asic.h
> @@ -581,6 +581,16 @@ bool cayman_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring);
>  bool cayman_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring);
>  void cayman_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm);
>  
> +int ni_dpm_init(struct radeon_device *rdev);
> +void ni_dpm_setup_asic(struct radeon_device *rdev);
> +int ni_dpm_enable(struct radeon_device *rdev);
> +void ni_dpm_disable(struct radeon_device *rdev);
> +int ni_dpm_set_power_state(struct radeon_device *rdev);
> +void ni_dpm_fini(struct radeon_device *rdev);
> +u32 ni_dpm_get_sclk(struct radeon_device *rdev, bool low);
> +u32 ni_dpm_get_mclk(struct radeon_device *rdev, bool low);
> +void ni_dpm_print_power_state(struct radeon_device *rdev,
> +			      struct radeon_ps *ps);
>  int trinity_dpm_init(struct radeon_device *rdev);
>  int trinity_dpm_enable(struct radeon_device *rdev);
>  void trinity_dpm_disable(struct radeon_device *rdev);
> diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
> index 2eb41be..01ff18b 100644
> --- a/drivers/gpu/drm/radeon/radeon_pm.c
> +++ b/drivers/gpu/drm/radeon/radeon_pm.c
> @@ -1100,6 +1100,7 @@ int radeon_pm_init(struct radeon_device *rdev)
>  	case CHIP_BARTS:
>  	case CHIP_TURKS:
>  	case CHIP_CAICOS:
> +	case CHIP_CAYMAN:
>  	case CHIP_ARUBA:
>  		if (radeon_dpm == 1)
>  			rdev->pm.pm_method = PM_METHOD_DPM;
> diff --git a/drivers/gpu/drm/radeon/radeon_ucode.h b/drivers/gpu/drm/radeon/radeon_ucode.h
> index e592e27..51beb4c 100644
> --- a/drivers/gpu/drm/radeon/radeon_ucode.h
> +++ b/drivers/gpu/drm/radeon/radeon_ucode.h
> @@ -100,4 +100,9 @@
>  #define CAICOS_SMC_INT_VECTOR_START  0xffc0
>  #define CAICOS_SMC_INT_VECTOR_SIZE   0x0040
>  
> +#define CAYMAN_SMC_UCODE_START       0x0100
> +#define CAYMAN_SMC_UCODE_SIZE        0x79ec
> +#define CAYMAN_SMC_INT_VECTOR_START  0xffc0
> +#define CAYMAN_SMC_INT_VECTOR_SIZE   0x0040
> +
>  #endif
> diff --git a/drivers/gpu/drm/radeon/rv770_smc.c b/drivers/gpu/drm/radeon/rv770_smc.c
> index 0078c59..ab95da5 100644
> --- a/drivers/gpu/drm/radeon/rv770_smc.c
> +++ b/drivers/gpu/drm/radeon/rv770_smc.c
> @@ -254,6 +254,26 @@ static const u8 caicos_smc_int_vectors[] =
>  	0x05, 0x0A, 0x05, 0x0A
>  };
>  
> +static const u8 cayman_smc_int_vectors[] =
> +{
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x12, 0x05,
> +	0x12, 0x05, 0x18, 0xEA,
> +	0x12, 0x20, 0x1C, 0x34,
> +	0x1C, 0x34, 0x08, 0x72,
> +	0x08, 0x72, 0x08, 0x72
> +};
> +
>  int rv770_set_smc_sram_address(struct radeon_device *rdev,
>  			       u16 smc_address, u16 limit)
>  {
> @@ -544,6 +564,13 @@ int rv770_load_smc_ucode(struct radeon_device *rdev,
>  		int_vect_start_address = CAICOS_SMC_INT_VECTOR_START;
>  		int_vect_size = CAICOS_SMC_INT_VECTOR_SIZE;
>  		break;
> +	case CHIP_CAYMAN:
> +		ucode_start_address = CAYMAN_SMC_UCODE_START;
> +		ucode_size = CAYMAN_SMC_UCODE_SIZE;
> +		int_vect = (const u8 *)&cayman_smc_int_vectors;
> +		int_vect_start_address = CAYMAN_SMC_INT_VECTOR_START;
> +		int_vect_size = CAYMAN_SMC_INT_VECTOR_SIZE;
> +		break;
>  	default:
>  		DRM_ERROR("unknown asic in smc ucode loader\n");
>  		BUG();
> -- 
> 1.7.7.5
> 
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> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/dri-devel
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