diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-24 12:06:40 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-24 12:06:40 -0700 |
commit | 98b98d316349e9a028e632629fe813d07fa5afdd (patch) | |
tree | caaf6a662a86c5e2a418f0929ca05f0748803ac5 /drivers/gpu/drm/nouveau/nv50_pm.c | |
parent | 0d66cba1ac3ad38614077443d604d6a09cec99de (diff) | |
parent | 931474c4c30633400ff0dff8fb452ae20e01d067 (diff) |
Merge branch 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (169 commits)
drivers/gpu/drm/radeon/atom.c: fix warning
drm/radeon/kms: bump kms version number
drm/radeon/kms: properly set num banks for fusion asics
drm/radeon/kms/atom: move dig phy init out of modesetting
drm/radeon/kms/cayman: fix typo in register mask
drm/radeon/kms: fix typo in spread spectrum code
drm/radeon/kms: fix tile_config value reported to userspace on cayman.
drm/radeon/kms: fix incorrect comparison in cayman setup code.
drm/radeon/kms: add wait idle ioctl for eg->cayman
drm/radeon/cayman: setup hdp to invalidate and flush when asked
drm/radeon/evergreen/btc/fusion: setup hdp to invalidate and flush when asked
agp/uninorth: Fix lockups with radeon KMS and >1x.
drm/radeon/kms: the SS_Id field in the LCD table if for LVDS only
drm/radeon/kms: properly set the CLK_REF bit for DCE3 devices
drm/radeon/kms: fixup eDP connector handling
drm/radeon/kms: bail early for eDP in hotplug callback
drm/radeon/kms: simplify hotplug handler logic
drm/radeon/kms: rewrite DP handling
drm/radeon/kms/atom: add support for setting DP panel mode
drm/radeon/kms: atombios.h updates for DP panel mode
...
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_pm.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nv50_pm.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_pm.c b/drivers/gpu/drm/nouveau/nv50_pm.c index 7dbb305d7e63..8a2810011bda 100644 --- a/drivers/gpu/drm/nouveau/nv50_pm.c +++ b/drivers/gpu/drm/nouveau/nv50_pm.c @@ -47,6 +47,21 @@ nv50_pm_clock_get(struct drm_device *dev, u32 id) reg0 = nv_rd32(dev, pll.reg + 0); reg1 = nv_rd32(dev, pll.reg + 4); + + if ((reg0 & 0x80000000) == 0) { + if (id == PLL_SHADER) { + NV_DEBUG(dev, "Shader PLL is disabled. " + "Shader clock is twice the core\n"); + ret = nv50_pm_clock_get(dev, PLL_CORE); + if (ret > 0) + return ret << 1; + } else if (id == PLL_MEMORY) { + NV_DEBUG(dev, "Memory PLL is disabled. " + "Memory clock is equal to the ref_clk\n"); + return pll.refclk; + } + } + P = (reg0 & 0x00070000) >> 16; N = (reg1 & 0x0000ff00) >> 8; M = (reg1 & 0x000000ff); |