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drm/i915: Add glk to intel_detect_preproduction_hw()

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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: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200128155152.21977-4-ville.syrjala@linux.intel.com
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Ville Syrjälä 2020-01-28 17:51:52 +02:00
parent b0158b9132
commit 834c6bb7ae
2 changed files with 3 additions and 0 deletions
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1
drivers/gpu/drm/i915/i915_drv.c
View File

@ -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_BXT_REVID(dev_priv, 0, BXT_REVID_B_LAST);
pre |= IS_KBL_REVID(dev_priv, 0, KBL_REVID_A0);
pre |= IS_GLK_REVID(dev_priv, 0, GLK_REVID_A2);
if (pre) {
drm_err(&dev_priv->drm, "This is a pre-production stepping. "

2
drivers/gpu/drm/i915/i915_drv.h
View File

@ -1554,6 +1554,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
#define GLK_REVID_A0 0x0
#define GLK_REVID_A1 0x1
#define GLK_REVID_A2 0x2
#define GLK_REVID_B0 0x3
#define IS_GLK_REVID(dev_priv, since, until) \
(IS_GEMINILAKE(dev_priv) && IS_REVID(dev_priv, since, until))