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drm/radeon: remove range check from *_gart_set_page

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We never check the return value anyway and if the
index isn't valid would crash way before calling
the functions.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2014-06-04 15:29:57 +02:00
committed by Alex Deucher
parent 0986c1a55c
commit 7f90fc9650
6 changed files with 16 additions and 27 deletions
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6
drivers/gpu/drm/radeon/rs600.c
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@@ -626,20 +626,16 @@ static void rs600_gart_fini(struct radeon_device *rdev)
radeon_gart_table_vram_free(rdev);
}
int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
void rs600_gart_set_page(struct radeon_device *rdev, unsigned i, uint64_t addr)
{
void __iomem *ptr = (void *)rdev->gart.ptr;
if (i < 0 || i > rdev->gart.num_gpu_pages) {
return -EINVAL;
}
addr = addr & 0xFFFFFFFFFFFFF000ULL;
if (addr == rdev->dummy_page.addr)
addr |= R600_PTE_SYSTEM | R600_PTE_SNOOPED;
else
addr |= R600_PTE_GART;
writeq(addr, ptr + (i * 8));
return 0;
}
int rs600_irq_set(struct radeon_device *rdev)