diff options
| author |   Kui Wen <kui.wen@intel.com> | 2021-01-19 13:31:03 +0000 |
|---|---|---|
| committer |   Chris Wilson <chris@chris-wilson.co.uk> | 2021-01-19 20:36:26 +0000 |
| commit | 23b2afc6eef83bfcf05c04f386c34f6242766f52 (patch) | |
| tree | db8d95cec8605941af4b3948f9cea7dcdf7fc533 /drivers/gpu/drm/i915/i915_mm.c | |
| parent | drm/i915/gem: Remove per-client stats from debugfs/i915_gem_objects (diff) | |
| download | linux-dev-23b2afc6eef83bfcf05c04f386c34f6242766f52.tar.xz linux-dev-23b2afc6eef83bfcf05c04f386c34f6242766f52.zip | |
drm/i915: Fix the sgt.pfn sanity check
For the device local-memory case, sgt.pfn will always be equal to zero,
since we instead use sgt.dma. Also, for device local-memory it is
perfectly valid for it to start from zero anyway, so no need to add a
new check for that either.
Signed-off-by: Kui Wen <kui.wen@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20210119133106.66294-1-matthew.auld@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_mm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_mm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_mm.c b/drivers/gpu/drm/i915/i915_mm.c index 43039dc8c607..666808cb3a32 100644 --- a/drivers/gpu/drm/i915/i915_mm.c +++ b/drivers/gpu/drm/i915/i915_mm.c @@ -62,7 +62,7 @@ static int remap_sg(pte_t *pte, unsigned long addr, void *data) { struct remap_pfn *r = data; - if (GEM_WARN_ON(!r->sgt.pfn)) + if (GEM_WARN_ON(!r->sgt.sgp)) return -EINVAL; /* Special PTE are not associated with any struct page */ |