Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/amdgpu: Use memset32 for IB padding
Use memset32 instead of open coding it, just because it is
that bit nicer.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
authored by
Tvrtko Ursulin
and committed by
Alex Deucher
8c62f75c
ccdc171b
+10
-2
+10
-2
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+10
-2
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
···
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*/
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void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib)
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{
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-
while (ib->length_dw & ring->funcs->align_mask)
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-
ib->ptr[ib->length_dw++] = ring->funcs->nop;
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+
u32 align_mask = ring->funcs->align_mask;
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+
u32 count = ib->length_dw & align_mask;
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+
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if (count) {
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count = align_mask + 1 - count;
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+
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memset32(&ib->ptr[ib->length_dw], ring->funcs->nop, count);
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+
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ib->length_dw += count;
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}
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}
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/**