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drm/ttm: Fix a potential comparison of structs.

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On some architectures the comparison may cause a compilation failure.

Original partial fix Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>

Signed-off-by: Pekka Paalanen <pq@iki.fi>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Thomas Hellstrom 2009-07-31 10:47:51 +02:00 committed by Dave Airlie
parent 0924d94225
commit 6d0897ba58
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/ttm/ttm_bo_util.c
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@ -150,7 +150,7 @@ static int ttm_copy_io_ttm_page(struct ttm_tt *ttm, void *src,
#ifdef CONFIG_X86
dst = kmap_atomic_prot(d, KM_USER0, prot);
#else
if (prot != PAGE_KERNEL)
if (pgprot_val(prot) != pgprot_val(PAGE_KERNEL))
dst = vmap(&d, 1, 0, prot);
else
dst = kmap(d);
@ -163,7 +163,7 @@ static int ttm_copy_io_ttm_page(struct ttm_tt *ttm, void *src,
#ifdef CONFIG_X86
kunmap_atomic(dst, KM_USER0);
#else
if (prot != PAGE_KERNEL)
if (pgprot_val(prot) != pgprot_val(PAGE_KERNEL))
vunmap(dst);
else
kunmap(d);
@ -186,7 +186,7 @@ static int ttm_copy_ttm_io_page(struct ttm_tt *ttm, void *dst,
#ifdef CONFIG_X86
src = kmap_atomic_prot(s, KM_USER0, prot);
#else
if (prot != PAGE_KERNEL)
if (pgprot_val(prot) != pgprot_val(PAGE_KERNEL))
src = vmap(&s, 1, 0, prot);
else
src = kmap(s);
@ -199,7 +199,7 @@ static int ttm_copy_ttm_io_page(struct ttm_tt *ttm, void *dst,
#ifdef CONFIG_X86
kunmap_atomic(src, KM_USER0);
#else
if (prot != PAGE_KERNEL)
if (pgprot_val(prot) != pgprot_val(PAGE_KERNEL))
vunmap(src);
else
kunmap(s);