diff options
| author | Vinay Belgaumkar <vinay.belgaumkar@intel.com> | 2026-03-31 18:27:10 -0700 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2026-04-07 16:17:25 -0400 |
| commit | 7596459f3c93d8d45a1bf12d4d7526b50c15baa2 (patch) | |
| tree | 281343c32cf4743418fc6b6ad2b0719d95e36315 | |
| parent | 591cd656a1bf5ea94a222af5ef2ee76df029c1d2 (diff) | |
drm/xe: Fix bug in idledly unit conversion
We only need to convert to picosecond units before writing to RING_IDLEDLY.
Fixes: 7c53ff050ba8 ("drm/xe: Apply Wa_16023105232")
Cc: Tangudu Tilak Tirumalesh <tilak.tirumalesh.tangudu@intel.com>
Acked-by: Tangudu Tilak Tirumalesh <tilak.tirumalesh.tangudu@intel.com>
Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Link: https://patch.msgid.link/20260401012710.4165547-1-vinay.belgaumkar@intel.com
(cherry picked from commit 13743bd628bc9d9a0e2fe53488b2891aedf7cc74)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
| -rw-r--r-- | drivers/gpu/drm/xe/xe_hw_engine.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c index 688d645e0e73..aa0b7a427f0b 100644 --- a/drivers/gpu/drm/xe/xe_hw_engine.c +++ b/drivers/gpu/drm/xe/xe_hw_engine.c @@ -595,9 +595,8 @@ static void adjust_idledly(struct xe_hw_engine *hwe) maxcnt *= maxcnt_units_ns; if (xe_gt_WARN_ON(gt, idledly >= maxcnt || inhibit_switch)) { - idledly = DIV_ROUND_CLOSEST(((maxcnt - 1) * maxcnt_units_ns), + idledly = DIV_ROUND_CLOSEST(((maxcnt - 1) * 1000), idledly_units_ps); - idledly = DIV_ROUND_CLOSEST(idledly, 1000); xe_mmio_write32(>->mmio, RING_IDLEDLY(hwe->mmio_base), idledly); } } |