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author | Alex Deucher <alexander.deucher@amd.com> | 2013-08-04 12:13:17 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2013-08-07 17:37:14 -0400 |
commit | 6fab3febf6d949b0a12b1e4e73db38e4a177a79e (patch) | |
tree | 4f99c7e77c3112dfd668763048f54aac6ed479d0 /drivers/gpu/drm/radeon/ni.c | |
parent | 1518dd8efd47918bb269f1470030592875953f6c (diff) | |
download | linux-6fab3febf6d949b0a12b1e4e73db38e4a177a79e.tar.bz2 |
drm/radeon: always program the MC on startup
For r6xx+ asics. This mirrors the behavior of pre-r6xx
asics. We need to program the MC even if something
else in startup() fails. Failure to do so results in
an unusable GPU.
Based on a fix from: Mark Kettenis <kettenis@openbsd.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/radeon/ni.c')
-rw-r--r-- | drivers/gpu/drm/radeon/ni.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 16e91b08bf57..12cebe46e34f 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -2079,6 +2079,8 @@ static int cayman_startup(struct radeon_device *rdev) /* enable aspm */ evergreen_program_aspm(rdev); + evergreen_mc_program(rdev); + if (rdev->flags & RADEON_IS_IGP) { if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { r = ni_init_microcode(rdev); @@ -2107,7 +2109,6 @@ static int cayman_startup(struct radeon_device *rdev) if (r) return r; - evergreen_mc_program(rdev); r = cayman_pcie_gart_enable(rdev); if (r) return r; |