[PATCH 01/27] drm/i915/gt: Restrict the GT clock override to just Icelake
Chris Wilson
chris at chris-wilson.co.uk
Sun Jan 31 17:42:07 UTC 2021
It appears that Elkhart Lake uses the same clock for CTX_TIMESTAMP as
CS_TIMESTAMP, leaving Icelake as the odd one out.
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/3024
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
drivers/gpu/drm/i915/gt/intel_gt_clock_utils.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_clock_utils.c b/drivers/gpu/drm/i915/gt/intel_gt_clock_utils.c
index f8c79efb1a87..09b290fe0867 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_clock_utils.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_clock_utils.c
@@ -160,7 +160,7 @@ void intel_gt_init_clock_frequency(struct intel_gt *gt)
gt->clock_period_ns = intel_gt_clock_interval_to_ns(gt, 1);
/* Icelake appears to use another fixed frequency for CTX_TIMESTAMP */
- if (IS_GEN(gt->i915, 11))
+ if (IS_ICELAKE(gt->i915))
gt->clock_period_ns = NSEC_PER_SEC / 13750000;
GT_TRACE(gt,
--
2.20.1
More information about the Intel-gfx-trybot
mailing list