[Intel-gfx] [PATCH] drm/i915/icl: enable SAGV for ICL platform

Paulo Zanoni paulo.r.zanoni at intel.com
Thu Oct 11 22:57:25 UTC 2018


From: Mahesh Kumar <mahesh1.kumar at intel.com>

Enable SAGV for ICL platform.

Cc: Gwan-gyeong Mun <gwan-gyeong.mun at intel.com>
Reviewed-by: James Ausmus <james.ausmus at intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
Signed-off-by: Mahesh Kumar <mahesh1.kumar at intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

I had previously blocked this patch in January:
  https://patchwork.freedesktop.org/patch/200285/

But since then the spec was fixed and now the requirements listed for
sagv on ICL are the same as for the previous platforms, so the patch
is now valid. Thanks to Gwan-gyeong Mun for re-checking that.

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 7a53079f3196..b9febe1d2f6b 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3613,7 +3613,7 @@ static bool
 intel_has_sagv(struct drm_i915_private *dev_priv)
 {
 	if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv) ||
-	    IS_CANNONLAKE(dev_priv))
+	    IS_CANNONLAKE(dev_priv) || IS_ICELAKE(dev_priv))
 		return true;
 
 	if (IS_SKYLAKE(dev_priv) &&
-- 
2.14.4



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