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authorDave Airlie <airlied@redhat.com>2008-09-02 10:10:16 +1000
committerDave Airlie <airlied@linux.ie>2008-10-18 07:10:11 +1000
commit6b79d521e07aae155303a992245abb539974dbaa (patch)
treedb3933d589197ce3d40042d3c74e284a770a1e94 /drivers/gpu
parent38eda21189b414b1520ea7aa0e71220796f7008f (diff)
radeon: fix writeback across suspend/resume.
Make writeback not get disabled on resume. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/radeon_cp.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 248ab4a7d39..e1678cae9cc 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -626,8 +626,6 @@ static void radeon_cp_init_ring_buffer(struct drm_device * dev,
dev_priv->ring.size_l2qw);
#endif
- /* Start with assuming that writeback doesn't work */
- dev_priv->writeback_works = 0;
/* Initialize the scratch register pointer. This will cause
* the scratch register values to be written out to memory
@@ -674,6 +672,9 @@ static void radeon_test_writeback(drm_radeon_private_t * dev_priv)
{
u32 tmp;
+ /* Start with assuming that writeback doesn't work */
+ dev_priv->writeback_works = 0;
+
/* Writeback doesn't seem to work everywhere, test it here and possibly
* enable it if it appears to work
*/