diff options
| author | Gary S. Robertson <gary.robertson@linaro.org> | 2014-01-22 11:06:54 -0600 |
|---|---|---|
| committer | Gary S. Robertson <gary.robertson@linaro.org> | 2014-01-22 11:06:54 -0600 |
| commit | a7fd051cd1119af788dd161a4c834b06377d76a8 (patch) | |
| tree | 80368fccae171d1b0446f3e2b4fd4d9b43e65cbe /drivers/gpu/drm/radeon/rs690.c | |
| parent | 00629ac158e1be3124b796078cf0347b946cb053 (diff) | |
| parent | 1071ea6e68ead40df739b223e9013d99c23c19ab (diff) | |
Merge tag 'v3.10.27' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable into linux-lnglinux-lng-3.10.27-2014.02
This is the 3.10.27 stable release
Diffstat (limited to 'drivers/gpu/drm/radeon/rs690.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/rs690.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c index 55880d5962c3..ea28ecbd5c79 100644 --- a/drivers/gpu/drm/radeon/rs690.c +++ b/drivers/gpu/drm/radeon/rs690.c @@ -162,6 +162,16 @@ static void rs690_mc_init(struct radeon_device *rdev) base = RREG32_MC(R_000100_MCCFG_FB_LOCATION); base = G_000100_MC_FB_START(base) << 16; rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); + /* Some boards seem to be configured for 128MB of sideport memory, + * but really only have 64MB. Just skip the sideport and use + * UMA memory. + */ + if (rdev->mc.igp_sideport_enabled && + (rdev->mc.real_vram_size == (384 * 1024 * 1024))) { + base += 128 * 1024 * 1024; + rdev->mc.real_vram_size -= 128 * 1024 * 1024; + rdev->mc.mc_vram_size = rdev->mc.real_vram_size; + } /* Use K8 direct mapping for fast fb access. */ rdev->fastfb_working = false; |