From 6b79d521e07aae155303a992245abb539974dbaa Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 2 Sep 2008 10:10:16 +1000 Subject: [PATCH] radeon: fix writeback across suspend/resume. Make writeback not get disabled on resume. Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_cp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c index 248ab4a7d39f..e1678cae9ccb 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 */ -- 2.20.1