Let's also take the opportunity the remove the comment telling it's a
pre-prod W/A, it should be obvious from the stepping test.
Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_reg.h | 1 +
drivers/gpu/drm/i915/intel_pm.c | 3 ++-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 4ee1964..578fd90 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -6016,6 +6016,7 @@ enum skl_disp_power_wells {
#define GEN6_RSTCTL 0x9420
#define GEN8_UCGCTL6 0x9430
+#define GEN8_GAPSUNIT_CLOCK_GATE_DISABLE (1<<24)
#define GEN8_SDEUNIT_CLOCK_GATE_DISABLE (1<<14)
#define GEN6_GFXPAUSE 0xA000
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 03e27c2..2c66423 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -59,9 +59,10 @@ static void skl_init_clock_gating(struct drm_device *dev)
if (INTEL_REVID(dev) == SKL_REVID_A0) {
/*
* WaDisableSDEUnitClockGating:skl
- * This seems to be a pre-production w/a.
+ * WaSetGAPSunitClckGateDisable:skl
*/
I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) |
+ GEN8_GAPSUNIT_CLOCK_GATE_DISABLE |
GEN8_SDEUNIT_CLOCK_GATE_DISABLE);
}
}
--
1.8.3.1
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