Commit 834c6bb7 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Add glk to intel_detect_preproduction_hw() 



Detect GLK pre-production steppings. Not 100% of A2 being pre-prod
since the spec is a bit of a mess but feels more or less correct.

Suggested-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200128155152.21977-4-ville.syrjala@linux.intel.com


Acked-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent b0158b91

drivers/gpu/drm/i915/i915_drv.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -387,6 +387,7 @@ static void intel_detect_preproduction_hw(struct drm_i915_private *dev_priv) 
	pre |= IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0);

	pre |= IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0);

	pre |= IS_BXT_REVID(dev_priv, 0, BXT_REVID_B_LAST);

	pre |= IS_BXT_REVID(dev_priv, 0, BXT_REVID_B_LAST);

	pre |= IS_KBL_REVID(dev_priv, 0, KBL_REVID_A0);

	pre |= IS_KBL_REVID(dev_priv, 0, KBL_REVID_A0);

	pre |= IS_GLK_REVID(dev_priv, 0, GLK_REVID_A2);





	if (pre) {

	if (pre) {

		drm_err(&dev_priv->drm, "This is a pre-production stepping. "

		drm_err(&dev_priv->drm, "This is a pre-production stepping. "

drivers/gpu/drm/i915/i915_drv.h

+2 −0
Original line number Original line Diff line number Diff line
@@ -1554,6 +1554,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, 




#define GLK_REVID_A0		0x0

#define GLK_REVID_A0		0x0

#define GLK_REVID_A1		0x1

#define GLK_REVID_A1		0x1

#define GLK_REVID_A2		0x2

#define GLK_REVID_B0		0x3





#define IS_GLK_REVID(dev_priv, since, until) \

#define IS_GLK_REVID(dev_priv, since, until) \

	(IS_GEMINILAKE(dev_priv) && IS_REVID(dev_priv, since, until))

	(IS_GEMINILAKE(dev_priv) && IS_REVID(dev_priv, since, until))

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