Re: [PATCH 3/7] drm/i915/mtl: Create separate reg file for PICA registers

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On Mon, 2023-03-27 at 15:34 +0300, Mika Kahola wrote:
> Create a separate file to store registers for PICA chips
> C10 and C20.
> 
> v2: Rename file (Jani)
> v3: Use _PICK_EVEN_2RANGES() macro (Lucas)
>     Coding style fixed (Lucas)
> 
> Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@xxxxxxxxx>
> Signed-off-by: Mika Kahola <mika.kahola@xxxxxxxxx>
> ---

You might need to adjust some tabs before pushing I feel..

Reviewed-by: Vinod Govindapillai <vinod.govindapillai@xxxxxxxxx>

>  .../gpu/drm/i915/display/intel_cx0_phy_regs.h | 131 ++++++++++++++++++
>  1 file changed, 131 insertions(+)
>  create mode 100644 drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h
> b/drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h
> new file mode 100644
> index 000000000000..d1ee8a2fc9cf
> --- /dev/null
> +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy_regs.h
> @@ -0,0 +1,131 @@
> +/* SPDX-License-Identifier: MIT
> + *
> + * Copyright © 2022 Intel Corporation
> + */
> +
> +#ifndef __INTEL_CX0_PHY_REGS_H__
> +#define __INTEL_CX0_PHY_REGS_H__
> +
> +#include "i915_reg_defs.h"
> +
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A              0x64040
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B              0x64140
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1          0x16F240
> +#define _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2          0x16F440
> +#define XELPDP_PORT_M2P_MSGBUS_CTL(port, lane)         _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2) + (lane) * 4)
> +#define   XELPDP_PORT_M2P_TRANSACTION_PENDING          REG_BIT(31)
> +#define   XELPDP_PORT_M2P_COMMAND_TYPE_MASK            REG_GENMASK(30, 27)
> +#define  
> XELPDP_PORT_M2P_COMMAND_WRITE_UNCOMMITTED    REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK,
> 0x1)
> +#define  
> XELPDP_PORT_M2P_COMMAND_WRITE_COMMITTED      REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK,
> 0x2)
> +#define  
> XELPDP_PORT_M2P_COMMAND_READ                 REG_FIELD_PREP(XELPDP_PORT_M2P_COMMAND_TYPE_MASK,
> 0x3)
> +#define   XELPDP_PORT_M2P_DATA_MASK                    REG_GENMASK(23, 16)
> +#define   XELPDP_PORT_M2P_DATA(val)                    REG_FIELD_PREP(XELPDP_PORT_M2P_DATA_MASK,
> val)
> +#define   XELPDP_PORT_M2P_TRANSACTION_RESET            REG_BIT(15)
> +#define   XELPDP_PORT_M2P_ADDRESS_MASK                 REG_GENMASK(11, 0)
> +#define  
> XELPDP_PORT_M2P_ADDRESS(val)                 REG_FIELD_PREP(XELPDP_PORT_M2P_ADDRESS_MASK, val)
> +#define XELPDP_PORT_P2M_MSGBUS_STATUS(port, lane)      _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_A, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_B, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC1, \
> +                                                                               
> _XELPDP_PORT_M2P_MSGBUS_CTL_LN0_USBC2) + (lane) * 4 + 8)
> +#define   XELPDP_PORT_P2M_RESPONSE_READY               REG_BIT(31)
> +#define   XELPDP_PORT_P2M_COMMAND_TYPE_MASK            REG_GENMASK(30, 27)
> +#define   XELPDP_PORT_P2M_COMMAND_READ_ACK             0x4
> +#define   XELPDP_PORT_P2M_COMMAND_WRITE_ACK            0x5
> +#define   XELPDP_PORT_P2M_DATA_MASK                    REG_GENMASK(23, 16)
> +#define   XELPDP_PORT_P2M_DATA(val)                    REG_FIELD_PREP(XELPDP_PORT_P2M_DATA_MASK,
> val)
> +#define   XELPDP_PORT_P2M_ERROR_SET                    REG_BIT(15)
> +
> +#define XELPDP_MSGBUS_TIMEOUT_SLOW                     1
> +#define XELPDP_MSGBUS_TIMEOUT_FAST_US                  2
> +#define XELPDP_PCLK_PLL_ENABLE_TIMEOUT_US              3200
> +#define XELPDP_PCLK_PLL_DISABLE_TIMEOUT_US             20
> +#define XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US           100
> +#define XELPDP_PORT_RESET_START_TIMEOUT_US             5
> +#define XELPDP_PORT_POWERDOWN_UPDATE_TIMEOUT_US                100
> +#define XELPDP_PORT_RESET_END_TIMEOUT                  15
> +#define XELPDP_REFCLK_ENABLE_TIMEOUT_US                        1
> +
> +#define _XELPDP_PORT_BUF_CTL1_LN0_A                    0x64004
> +#define _XELPDP_PORT_BUF_CTL1_LN0_B                    0x64104
> +#define _XELPDP_PORT_BUF_CTL1_LN0_USBC1                        0x16F200
> +#define _XELPDP_PORT_BUF_CTL1_LN0_USBC2                        0x16F400
> +#define XELPDP_PORT_BUF_CTL1(port)                     _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_A, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_B, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_USBC1, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_USBC2))
> +#define   XELPDP_PORT_BUF_SOC_PHY_READY                        REG_BIT(24)
> +#define   XELPDP_PORT_REVERSAL                         REG_BIT(16)
> +#define   XELPDP_TC_PHY_OWNERSHIP                      REG_BIT(6)
> +#define   XELPDP_TCSS_POWER_REQUEST                    REG_BIT(5)
> +#define   XELPDP_TCSS_POWER_STATE                      REG_BIT(4)
> +#define   XELPDP_PORT_WIDTH_MASK                       REG_GENMASK(3, 1)
> +#define   XELPDP_PORT_WIDTH(val)                       REG_FIELD_PREP(XELPDP_PORT_WIDTH_MASK,
> val)
> +
> +#define XELPDP_PORT_BUF_CTL2(port)                     _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_A, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_B, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_USBC1, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_USBC2) + 4)
> +#define   XELPDP_LANE0_PIPE_RESET                      REG_BIT(31)
> +#define   XELPDP_LANE1_PIPE_RESET                      REG_BIT(30)
> +#define   XELPDP_LANE0_PHY_CURRENT_STATUS              REG_BIT(29)
> +#define   XELPDP_LANE1_PHY_CURRENT_STATUS              REG_BIT(28)
> +#define   XELPDP_LANE0_POWERDOWN_UPDATE                        REG_BIT(25)
> +#define   XELPDP_LANE1_POWERDOWN_UPDATE                        REG_BIT(24)
> +#define   XELPDP_LANE0_POWERDOWN_NEW_STATE_MASK                REG_GENMASK(23, 20)
> +#define  
> XELPDP_LANE0_POWERDOWN_NEW_STATE(val)                REG_FIELD_PREP(XELPDP_LANE0_POWERDOWN_NEW_STA
> TE_MASK, val)
> +#define   XELPDP_LANE1_POWERDOWN_NEW_STATE_MASK                REG_GENMASK(19, 16)
> +#define  
> XELPDP_LANE1_POWERDOWN_NEW_STATE(val)                REG_FIELD_PREP(XELPDP_LANE1_POWERDOWN_NEW_STA
> TE_MASK, val)
> +#define   XELPDP_POWER_STATE_READY_MASK                        REG_GENMASK(7, 4)
> +#define  
> XELPDP_POWER_STATE_READY(val)                        REG_FIELD_PREP(XELPDP_POWER_STATE_READY_MASK,
> val)
> +
> +#define XELPDP_PORT_BUF_CTL3(port)                     _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_A, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_B, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_USBC1, \
> +                                                                               
> _XELPDP_PORT_BUF_CTL1_LN0_USBC2) + 8)
> +#define   XELPDP_PLL_LANE_STAGGERING_DELAY_MASK                REG_GENMASK(15, 8)
> +#define  
> XELPDP_PLL_LANE_STAGGERING_DELAY(val)                REG_FIELD_PREP(XELPDP_PLL_LANE_STAGGERING_DEL
> AY_MASK, val)
> +#define   XELPDP_POWER_STATE_ACTIVE_MASK               REG_GENMASK(3, 0)
> +#define  
> XELPDP_POWER_STATE_ACTIVE(val)               REG_FIELD_PREP(XELPDP_POWER_STATE_ACTIVE_MASK, val)
> +
> +#define _XELPDP_PORT_CLOCK_CTL_A                       0x640E0
> +#define _XELPDP_PORT_CLOCK_CTL_B                       0x641E0
> +#define _XELPDP_PORT_CLOCK_CTL_USBC1                   0x16F260
> +#define _XELPDP_PORT_CLOCK_CTL_USBC2                   0x16F460
> +#define XELPDP_PORT_CLOCK_CTL(port)                    _MMIO(_PICK_EVEN_2RANGES(port, PORT_TC1, \
> +                                                                               
> _XELPDP_PORT_CLOCK_CTL_A, \
> +                                                                               
> _XELPDP_PORT_CLOCK_CTL_B, \
> +                                                                               
> _XELPDP_PORT_CLOCK_CTL_USBC1, \
> +                                                                               
> _XELPDP_PORT_CLOCK_CTL_USBC2))
> +#define   XELPDP_LANE0_PCLK_PLL_REQUEST                        REG_BIT(31)
> +#define   XELPDP_LANE0_PCLK_PLL_ACK                    REG_BIT(30)
> +#define   XELPDP_LANE0_PCLK_REFCLK_REQUEST             REG_BIT(29)
> +#define   XELPDP_LANE0_PCLK_REFCLK_ACK                 REG_BIT(28)
> +#define   XELPDP_LANE1_PCLK_PLL_REQUEST                        REG_BIT(27)
> +#define   XELPDP_LANE1_PCLK_PLL_ACK                    REG_BIT(26)
> +#define   XELPDP_LANE1_PCLK_REFCLK_REQUEST             REG_BIT(25)
> +#define   XELPDP_LANE1_PCLK_REFCLK_ACK                 REG_BIT(24)
> +#define   XELPDP_TBT_CLOCK_REQUEST                     REG_BIT(19)
> +#define   XELPDP_TBT_CLOCK_ACK                         REG_BIT(18)
> +#define   XELPDP_DDI_CLOCK_SELECT_MASK                 REG_GENMASK(15, 12)
> +#define  
> XELPDP_DDI_CLOCK_SELECT(val)                 REG_FIELD_PREP(XELPDP_DDI_CLOCK_SELECT_MASK, val)
> +#define   XELPDP_DDI_CLOCK_SELECT_NONE                 0x0
> +#define   XELPDP_DDI_CLOCK_SELECT_MAXPCLK              0x8
> +#define   XELPDP_DDI_CLOCK_SELECT_DIV18CLK             0x9
> +#define   XELPDP_DDI_CLOCK_SELECT_TBT_162              0xc
> +#define   XELPDP_DDI_CLOCK_SELECT_TBT_270              0xd
> +#define   XELPDP_DDI_CLOCK_SELECT_TBT_540              0xe
> +#define   XELPDP_DDI_CLOCK_SELECT_TBT_810              0xf
> +#define   XELPDP_FORWARD_CLOCK_UNGATE                  REG_BIT(10)
> +#define   XELPDP_LANE1_PHY_CLOCK_SELECT                        REG_BIT(8)
> +#define   XELPDP_SSC_ENABLE_PLLA                       REG_BIT(1)
> +#define   XELPDP_SSC_ENABLE_PLLB                       REG_BIT(0)
> +
> +#endif /* __INTEL_CX0_PHY_REGS_H__ */





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