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authorAlex Deucher <alexdeucher@gmail.com>2010-01-05 11:27:29 -0500
committerDave Airlie <airlied@redhat.com>2010-01-08 13:08:56 +1000
commit06b6476d6b291473d0928ed242158a001d50c0f0 (patch)
treea3ffaddfc117b839073ac5c8c52fdf9415a7947e /drivers/gpu/drm/radeon/rs400.c
parentfc9a89f97e532152ae614d5ce717b81c8f8b0e91 (diff)
drm/radeon/kms: detect sideport memory on IGP chips
This detects if the sideport memory is enabled and if it is VRAM is evicted on suspend/resume. This should fix s/r issues on some IGPs. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/rs400.c')
-rw-r--r--drivers/gpu/drm/radeon/rs400.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index 368415df5f3a..bf7b3cf80ed7 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -356,6 +356,7 @@ static int rs400_mc_init(struct radeon_device *rdev)
rdev->mc.vram_location = G_00015C_MC_FB_START(tmp) << 16;
rdev->mc.gtt_location = 0xFFFFFFFFUL;
r = radeon_mc_setup(rdev);
+ rdev->mc.igp_sideport_enabled = radeon_combios_sideport_present(rdev);
if (r)
return r;
return 0;