On Mon, Nov 04, 2024 at 07:19:23PM +0200, Jani Nikula wrote:
> Convert HAS_SAGV() to struct intel_display. Do minimal drive-by
> conversions to struct intel_display in the callers while at it.

Reviewed-by: Rodrigo Vivi <[email protected]>

> 
> Signed-off-by: Jani Nikula <[email protected]>
> ---
>  .../drm/i915/display/intel_display_device.h   |  3 +-
>  drivers/gpu/drm/i915/display/skl_watermark.c  | 50 +++++++++++--------
>  2 files changed, 30 insertions(+), 23 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h 
> b/drivers/gpu/drm/i915/display/intel_display_device.h
> index a0fed40b7779..c23823769911 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_device.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_device.h
> @@ -173,7 +173,8 @@ struct intel_display_platforms {
>  #define HAS_PSR(i915)                        (DISPLAY_INFO(i915)->has_psr)
>  #define HAS_PSR_HW_TRACKING(i915)    
> (DISPLAY_INFO(i915)->has_psr_hw_tracking)
>  #define HAS_PSR2_SEL_FETCH(i915)     (DISPLAY_VER(i915) >= 12)
> -#define HAS_SAGV(i915)                       (DISPLAY_VER(i915) >= 9 && 
> !IS_BROXTON(i915) && !IS_GEMINILAKE(i915))
> +#define HAS_SAGV(__display)          (DISPLAY_VER(__display) >= 9 && \
> +                                      !(__display)->platform.broxton && 
> !(__display)->platform.geminilake)
>  #define HAS_TRANSCODER(i915, trans)  
> ((DISPLAY_RUNTIME_INFO(i915)->cpu_transcoder_mask & \
>                                         BIT(trans)) != 0)
>  #define HAS_UNCOMPRESSED_JOINER(i915)        (DISPLAY_VER(i915) >= 13)
> diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c 
> b/drivers/gpu/drm/i915/display/skl_watermark.c
> index 83e2cbbfcaf0..09af693da586 100644
> --- a/drivers/gpu/drm/i915/display/skl_watermark.c
> +++ b/drivers/gpu/drm/i915/display/skl_watermark.c
> @@ -77,20 +77,23 @@ static bool skl_needs_memory_bw_wa(struct 
> drm_i915_private *i915)
>  bool
>  intel_has_sagv(struct drm_i915_private *i915)
>  {
> -     return HAS_SAGV(i915) &&
> -             i915->display.sagv.status != I915_SAGV_NOT_CONTROLLED;
> +     struct intel_display *display = &i915->display;
> +
> +     return HAS_SAGV(display) && display->sagv.status != 
> I915_SAGV_NOT_CONTROLLED;
>  }
>  
>  static u32
>  intel_sagv_block_time(struct drm_i915_private *i915)
>  {
> -     if (DISPLAY_VER(i915) >= 14) {
> +     struct intel_display *display = &i915->display;
> +
> +     if (DISPLAY_VER(display) >= 14) {
>               u32 val;
>  
> -             val = intel_de_read(i915, MTL_LATENCY_SAGV);
> +             val = intel_de_read(display, MTL_LATENCY_SAGV);
>  
>               return REG_FIELD_GET(MTL_LATENCY_QCLK_SAGV, val);
> -     } else if (DISPLAY_VER(i915) >= 12) {
> +     } else if (DISPLAY_VER(display) >= 12) {
>               u32 val = 0;
>               int ret;
>  
> @@ -98,14 +101,14 @@ intel_sagv_block_time(struct drm_i915_private *i915)
>                                    GEN12_PCODE_READ_SAGV_BLOCK_TIME_US,
>                                    &val, NULL);
>               if (ret) {
> -                     drm_dbg_kms(&i915->drm, "Couldn't read SAGV block 
> time!\n");
> +                     drm_dbg_kms(display->drm, "Couldn't read SAGV block 
> time!\n");
>                       return 0;
>               }
>  
>               return val;
> -     } else if (DISPLAY_VER(i915) == 11) {
> +     } else if (DISPLAY_VER(display) == 11) {
>               return 10;
> -     } else if (HAS_SAGV(i915)) {
> +     } else if (HAS_SAGV(display)) {
>               return 30;
>       } else {
>               return 0;
> @@ -114,31 +117,33 @@ intel_sagv_block_time(struct drm_i915_private *i915)
>  
>  static void intel_sagv_init(struct drm_i915_private *i915)
>  {
> -     if (!HAS_SAGV(i915))
> -             i915->display.sagv.status = I915_SAGV_NOT_CONTROLLED;
> +     struct intel_display *display = &i915->display;
> +
> +     if (!HAS_SAGV(display))
> +             display->sagv.status = I915_SAGV_NOT_CONTROLLED;
>  
>       /*
>        * Probe to see if we have working SAGV control.
>        * For icl+ this was already determined by intel_bw_init_hw().
>        */
> -     if (DISPLAY_VER(i915) < 11)
> +     if (DISPLAY_VER(display) < 11)
>               skl_sagv_disable(i915);
>  
> -     drm_WARN_ON(&i915->drm, i915->display.sagv.status == I915_SAGV_UNKNOWN);
> +     drm_WARN_ON(display->drm, display->sagv.status == I915_SAGV_UNKNOWN);
>  
> -     i915->display.sagv.block_time_us = intel_sagv_block_time(i915);
> +     display->sagv.block_time_us = intel_sagv_block_time(i915);
>  
> -     drm_dbg_kms(&i915->drm, "SAGV supported: %s, original SAGV block time: 
> %u us\n",
> -                 str_yes_no(intel_has_sagv(i915)), 
> i915->display.sagv.block_time_us);
> +     drm_dbg_kms(display->drm, "SAGV supported: %s, original SAGV block 
> time: %u us\n",
> +                 str_yes_no(intel_has_sagv(i915)), 
> display->sagv.block_time_us);
>  
>       /* avoid overflow when adding with wm0 latency/etc. */
> -     if (drm_WARN(&i915->drm, i915->display.sagv.block_time_us > U16_MAX,
> +     if (drm_WARN(display->drm, display->sagv.block_time_us > U16_MAX,
>                    "Excessive SAGV block time %u, ignoring\n",
> -                  i915->display.sagv.block_time_us))
> -             i915->display.sagv.block_time_us = 0;
> +                  display->sagv.block_time_us))
> +             display->sagv.block_time_us = 0;
>  
>       if (!intel_has_sagv(i915))
> -             i915->display.sagv.block_time_us = 0;
> +             display->sagv.block_time_us = 0;
>  }
>  
>  /*
> @@ -3832,13 +3837,14 @@ DEFINE_SHOW_ATTRIBUTE(intel_sagv_status);
>  
>  void skl_watermark_debugfs_register(struct drm_i915_private *i915)
>  {
> -     struct drm_minor *minor = i915->drm.primary;
> +     struct intel_display *display = &i915->display;
> +     struct drm_minor *minor = display->drm->primary;
>  
> -     if (HAS_IPC(i915))
> +     if (HAS_IPC(display))
>               debugfs_create_file("i915_ipc_status", 0644, 
> minor->debugfs_root, i915,
>                                   &skl_watermark_ipc_status_fops);
>  
> -     if (HAS_SAGV(i915))
> +     if (HAS_SAGV(display))
>               debugfs_create_file("i915_sagv_status", 0444, 
> minor->debugfs_root, i915,
>                                   &intel_sagv_status_fops);
>  }
> -- 
> 2.39.5
> 

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