Commit 43e6fad1 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Introduce HAS_SAGV() 



Introuce a HAS_SAGV() macro to answer the question whether
the platform in general supports SAGV. intel_has_sagv() will
keep on giving us the more specific answer whether the current
device supports SAGV or not.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230131002127.29305-2-ville.syrjala@linux.intel.com


Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
parent c580c2d2

drivers/gpu/drm/i915/display/skl_watermark.c

+3 −3
Original line number Diff line number Diff line
@@ -64,7 +64,7 @@ static bool skl_needs_memory_bw_wa(struct drm_i915_private *i915) 
static bool

intel_has_sagv(struct drm_i915_private *i915)

{

	return DISPLAY_VER(i915) >= 9 && !IS_LP(i915) &&

	return HAS_SAGV(i915) &&

		i915->display.sagv.status != I915_SAGV_NOT_CONTROLLED;

}
@@ -92,7 +92,7 @@ intel_sagv_block_time(struct drm_i915_private *i915) 
		return val;

	} else if (DISPLAY_VER(i915) == 11) {

		return 10;

	} else if (DISPLAY_VER(i915) == 9 && !IS_LP(i915)) {

	} else if (HAS_SAGV(i915)) {

		return 30;

	} else {

		return 0;
@@ -101,7 +101,7 @@ intel_sagv_block_time(struct drm_i915_private *i915) 


static void intel_sagv_init(struct drm_i915_private *i915)

{

	if (!intel_has_sagv(i915))

	if (!HAS_SAGV(i915))

		i915->display.sagv.status = I915_SAGV_NOT_CONTROLLED;



	/*

drivers/gpu/drm/i915/i915_drv.h

+2 −1
Original line number Diff line number Diff line
@@ -860,6 +860,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, 
#define HAS_64K_PAGES(dev_priv) (INTEL_INFO(dev_priv)->has_64k_pages)



#define HAS_IPC(dev_priv)		(INTEL_INFO(dev_priv)->display.has_ipc)

#define HAS_SAGV(dev_priv)		(DISPLAY_VER(dev_priv) >= 9 && !IS_LP(dev_priv))



#define HAS_REGION(i915, i) (RUNTIME_INFO(i915)->memory_regions & (i))

#define HAS_LMEM(i915) HAS_REGION(i915, REGION_LMEM)