On Mon, Jul 08, 2019 at 04:16:14PM -0700, Lucas De Marchi wrote:
> From: Mika Kahola <mika.kahola@xxxxxxxxx>
>
> Add power well 5 to support 4th pipe and transcoder on TGL.
>
> Cc: James Ausmus <james.ausmus@xxxxxxxxx>
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
> Signed-off-by: Mika Kahola <mika.kahola@xxxxxxxxx>
> Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
> ---
> .../drm/i915/display/intel_display_power.c | 30 ++++++++++++++++---
> .../drm/i915/display/intel_display_power.h | 3 ++
> drivers/gpu/drm/i915/i915_reg.h | 3 +-
> 3 files changed, 31 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
> index c3f42169831f..455f9aab188d 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.c
> @@ -37,18 +37,24 @@ intel_display_power_domain_str(struct drm_i915_private *i915,
> return "PIPE_B";
> case POWER_DOMAIN_PIPE_C:
> return "PIPE_C";
> + case POWER_DOMAIN_PIPE_D:
> + return "PIPE_D";
> case POWER_DOMAIN_PIPE_A_PANEL_FITTER:
> return "PIPE_A_PANEL_FITTER";
> case POWER_DOMAIN_PIPE_B_PANEL_FITTER:
> return "PIPE_B_PANEL_FITTER";
> case POWER_DOMAIN_PIPE_C_PANEL_FITTER:
> return "PIPE_C_PANEL_FITTER";
> + case POWER_DOMAIN_PIPE_D_PANEL_FITTER:
> + return "PIPE_D_PANEL_FITTER";
> case POWER_DOMAIN_TRANSCODER_A:
> return "TRANSCODER_A";
> case POWER_DOMAIN_TRANSCODER_B:
> return "TRANSCODER_B";
> case POWER_DOMAIN_TRANSCODER_C:
> return "TRANSCODER_C";
> + case POWER_DOMAIN_TRANSCODER_D:
> + return "TRANSCODER_D";
> case POWER_DOMAIN_TRANSCODER_EDP:
> return "TRANSCODER_EDP";
> case POWER_DOMAIN_TRANSCODER_EDP_VDSC:
> @@ -2451,7 +2457,6 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
> * - DDI_A
> * - FBC
> */
> -/* TODO: TGL_PW_5_POWER_DOMAINS: PIPE_D */
> #define ICL_PW_4_POWER_DOMAINS ( \
> BIT_ULL(POWER_DOMAIN_PIPE_C) | \
> BIT_ULL(POWER_DOMAIN_PIPE_C_PANEL_FITTER) | \
> @@ -2539,7 +2544,13 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
> #define ICL_AUX_TBT4_IO_POWER_DOMAINS ( \
> BIT_ULL(POWER_DOMAIN_AUX_TBT4))
>
> +#define TGL_PW_5_POWER_DOMAINS ( \
> + BIT_ULL(POWER_DOMAIN_PIPE_D) | \
> + BIT_ULL(POWER_DOMAIN_PIPE_D_PANEL_FITTER) | \
> + BIT_ULL(POWER_DOMAIN_INIT))
> +
> #define TGL_PW_4_POWER_DOMAINS ( \
> + TGL_PW_5_POWER_DOMAINS | \
why?
> BIT_ULL(POWER_DOMAIN_PIPE_C) | \
> BIT_ULL(POWER_DOMAIN_PIPE_C_PANEL_FITTER) | \
> BIT_ULL(POWER_DOMAIN_INIT))
> @@ -2549,7 +2560,7 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
> BIT_ULL(POWER_DOMAIN_PIPE_B) | \
> BIT_ULL(POWER_DOMAIN_TRANSCODER_B) | \
> BIT_ULL(POWER_DOMAIN_TRANSCODER_C) | \
> - /* TODO: TRANSCODER_D */ \
> + BIT_ULL(POWER_DOMAIN_TRANSCODER_D) | \
> BIT_ULL(POWER_DOMAIN_PIPE_B_PANEL_FITTER) | \
> BIT_ULL(POWER_DOMAIN_PORT_DDI_TC1_LANES) | \
> BIT_ULL(POWER_DOMAIN_PORT_DDI_TC1_IO) | \
> @@ -3882,7 +3893,7 @@ static const struct i915_power_well_desc tgl_power_wells[] = {
> },
> {
> .name = "power well 4",
> - .domains = ICL_PW_4_POWER_DOMAINS,
> + .domains = TGL_PW_4_POWER_DOMAINS,
why?
> .ops = &hsw_power_well_ops,
> .id = DISP_PW_ID_NONE,
> {
> @@ -3892,7 +3903,18 @@ static const struct i915_power_well_desc tgl_power_wells[] = {
> .hsw.irq_pipe_mask = BIT(PIPE_C),
> }
> },
> - /* TODO: power well 5 for pipe D */
> + {
> + .name = "power well 5",
> + .domains = TGL_PW_5_POWER_DOMAINS,
> + .ops = &hsw_power_well_ops,
> + .id = DISP_PW_ID_NONE,
> + {
> + .hsw.regs = &hsw_power_well_regs,
> + .hsw.idx = TGL_PW_CTL_IDX_PW_5,
> + .hsw.has_fuses = true,
> + .hsw.irq_pipe_mask = BIT(PIPE_D),
> + },
> + },
> };
>
> static int
> diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h
> index 86afd70c1fb2..ebb397e330ea 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_power.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_power.h
> @@ -18,12 +18,15 @@ enum intel_display_power_domain {
> POWER_DOMAIN_PIPE_A,
> POWER_DOMAIN_PIPE_B,
> POWER_DOMAIN_PIPE_C,
> + POWER_DOMAIN_PIPE_D,
> POWER_DOMAIN_PIPE_A_PANEL_FITTER,
> POWER_DOMAIN_PIPE_B_PANEL_FITTER,
> POWER_DOMAIN_PIPE_C_PANEL_FITTER,
> + POWER_DOMAIN_PIPE_D_PANEL_FITTER,
> POWER_DOMAIN_TRANSCODER_A,
> POWER_DOMAIN_TRANSCODER_B,
> POWER_DOMAIN_TRANSCODER_C,
> + POWER_DOMAIN_TRANSCODER_D,
> POWER_DOMAIN_TRANSCODER_EDP,
> POWER_DOMAIN_TRANSCODER_EDP_VDSC,
> POWER_DOMAIN_TRANSCODER_DSI_A,
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index f59cb5c45c34..5ca74eca05a4 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -9147,7 +9147,8 @@ enum {
> #define GLK_PW_CTL_IDX_DDI_A 1
> #define SKL_PW_CTL_IDX_MISC_IO 0
>
> -/* ICL - power wells */
> +/* ICL/TGL - power wells */
> +#define TGL_PW_CTL_IDX_PW_5 4
> #define ICL_PW_CTL_IDX_PW_4 3
> #define ICL_PW_CTL_IDX_PW_3 2
> #define ICL_PW_CTL_IDX_PW_2 1
> --
> 2.21.0
>
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