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drm/radeon/kms: fix for the extra pages copying. 

Thanks to Michel for pointing this out to me, this is
why I need to get more sleep, over complicate this a bit.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2009-09-26 09:03:39 +10:00
parent 2f67c6e022
commit c5e617e2f8
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/radeon/radeon_cs.c
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@ -303,13 +303,11 @@ int radeon_cs_finish_pages(struct radeon_cs_parser *p)
int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx)
{
int new_page;
int num_extra_pages;
struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx];
int i;
int size = PAGE_SIZE;
num_extra_pages = (pg_idx - ibc->last_copied_page - 1);
for (i = ibc->last_copied_page + 1; i < ibc->last_copied_page + num_extra_pages; i++) {
for (i = ibc->last_copied_page + 1; i < pg_idx; i++) {
if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)),
ibc->user_ptr + (i * PAGE_SIZE),
PAGE_SIZE)) {