From: Mika Kahola <[email protected]>

Add power well 5 to support 4th pipe and transcoder on TGL.

Cc: James Ausmus <[email protected]>
Cc: Imre Deak <[email protected]>
Signed-off-by: Mika Kahola <[email protected]>
Signed-off-by: Lucas De Marchi <[email protected]>
---
 .../drm/i915/display/intel_display_power.c    | 33 ++++++++++++++++---
 .../drm/i915/display/intel_display_power.h    |  3 ++
 drivers/gpu/drm/i915/i915_reg.h               |  3 +-
 3 files changed, 33 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c 
b/drivers/gpu/drm/i915/display/intel_display_power.c
index 20b2009cecc6..0c7d4a363deb 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -36,18 +36,24 @@ 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:
@@ -2357,11 +2363,17 @@ void intel_display_power_put(struct drm_i915_private 
*dev_priv,
  *   GEN 12: DDI_A-C
  * - FBC
  */
-/* TODO: TGL_PW_5_POWER_DOMAINS: PIPE_D */
+#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 ICL_PW_4_POWER_DOMAINS (                       \
        BIT_ULL(POWER_DOMAIN_PIPE_C) |                  \
        BIT_ULL(POWER_DOMAIN_PIPE_C_PANEL_FITTER) |     \
        BIT_ULL(POWER_DOMAIN_INIT))
+#define TGL_PW_4_POWER_DOMAINS (                       \
+       TGL_PW_5_POWER_DOMAINS |                        \
+       ICL_PW_4_POWER_DOMAINS)
        /* VDSC/joining */
 #define ICL_PW_3_POWER_DOMAINS (                       \
        ICL_PW_4_POWER_DOMAINS |                        \
@@ -2393,11 +2405,11 @@ void intel_display_power_put(struct drm_i915_private 
*dev_priv,
        BIT_ULL(POWER_DOMAIN_AUDIO) |                   \
        BIT_ULL(POWER_DOMAIN_INIT))
 #define TGL_PW_3_POWER_DOMAINS (                       \
-       ICL_PW_4_POWER_DOMAINS |                        \
+       TGL_PW_4_POWER_DOMAINS |                        \
        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) |         \
@@ -3779,7 +3791,7 @@ 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,
                .ops = &hsw_power_well_ops,
                .id = DISP_PW_ID_NONE,
                {
@@ -3789,7 +3801,18 @@ 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 8f81b769bc2e..79262a5bceb4 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 a2010b30ca89..687b065216eb 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -9132,7 +9132,8 @@ 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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