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drm/xe/device: fix XE_MAX_GT_PER_TILE check

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BugLink: https://bugs.launchpad.net/bugs/2065400

[ Upstream commit 23e1ee3a2317f41f47d4f7255257431c5f8d1c2c ]

Here XE_MAX_GT_PER_TILE is the total, therefore the gt index should
always be less than.

Fixes: dd08ebf6c3 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240318180532.57522-5-matthew.auld@intel.com
(cherry picked from commit a5ef563b1d676548a4c5016540833ff970230964)
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Manuel Diewald <manuel.diewald@canonical.com>
Signed-off-by: Roxana Nicolescu <roxana.nicolescu@canonical.com>
This commit is contained in:
Matthew Auld
2024-03-18 18:05:34 +00:00
committed by Stefan Bader
parent b5f14a4a3c
commit 1db45d0f3d
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/xe/xe_device.h
+1 -1
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@@ -58,7 +58,7 @@ static inline struct xe_tile *xe_device_get_root_tile(struct xe_device *xe)
static inline struct xe_gt *xe_tile_get_gt(struct xe_tile *tile, u8 gt_id)
{
if (drm_WARN_ON(&tile_to_xe(tile)->drm, gt_id > XE_MAX_GT_PER_TILE))
if (drm_WARN_ON(&tile_to_xe(tile)->drm, gt_id >= XE_MAX_GT_PER_TILE))
gt_id = 0;
return gt_id ? tile->media_gt : tile->primary_gt;