diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2011-06-17 16:11:31 +1000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2011-09-20 16:02:36 +1000 |
commit | 4fd2847e9bfa592ef8f76d5ec8a5c809682c323d (patch) | |
tree | 2ba114c48a713a7eb512d2a0042ede73f5e93d38 /drivers/gpu/drm/nouveau/nva3_pm.c | |
parent | ca94a71fc4d99c99871dfca528a88aab1557641c (diff) |
drm/nva3/pm: parse/reclock vdec/41a0 clocks
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nva3_pm.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nva3_pm.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nva3_pm.c b/drivers/gpu/drm/nouveau/nva3_pm.c index 562e781c4f53..a9e3de4a9520 100644 --- a/drivers/gpu/drm/nouveau/nva3_pm.c +++ b/drivers/gpu/drm/nouveau/nva3_pm.c @@ -151,6 +151,8 @@ nva3_pm_clocks_get(struct drm_device *dev, struct nouveau_pm_level *perflvl) perflvl->core = read_pll(dev, 0x4200, 0); perflvl->shader = read_pll(dev, 0x4220, 1); perflvl->memory = read_pll(dev, 0x4000, 2); + perflvl->unka0 = read_clk(dev, 0x20, false); + perflvl->vdec = read_clk(dev, 0x21, false); return 0; } @@ -158,6 +160,8 @@ struct nva3_pm_state { struct creg nclk; struct creg sclk; struct creg mclk; + struct creg vdec; + struct creg unka0; }; void * @@ -182,6 +186,14 @@ nva3_pm_clocks_pre(struct drm_device *dev, struct nouveau_pm_level *perflvl) if (ret < 0) goto out; + ret = calc_clk(dev, 0x0000, 0x20, perflvl->unka0, &info->unka0); + if (ret < 0) + goto out; + + ret = calc_clk(dev, 0x0000, 0x21, perflvl->vdec, &info->vdec); + if (ret < 0) + goto out; + out: if (ret < 0) { kfree(info); @@ -215,6 +227,12 @@ prog_pll(struct drm_device *dev, u32 pll, int clk, struct creg *reg) } } +static void +prog_clk(struct drm_device *dev, int clk, struct creg *reg) +{ + nv_mask(dev, 0x004120 + (clk * 4), 0x003f3141, 0x00000101 | reg->clk); +} + void nva3_pm_clocks_set(struct drm_device *dev, void *pre_state) { @@ -222,6 +240,8 @@ nva3_pm_clocks_set(struct drm_device *dev, void *pre_state) prog_pll(dev, 0x004200, 0, &info->nclk); prog_pll(dev, 0x004220, 1, &info->sclk); + prog_clk(dev, 0x20, &info->unka0); + prog_clk(dev, 0x21, &info->vdec); nv_wr32(dev, 0x100210, 0); nv_wr32(dev, 0x1002dc, 1); |