diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2010-09-16 10:47:14 +0400 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-09-24 10:27:20 +0400 |
| commit | 6f876986bedf23b40ab707543e88fae7eac27f1f (patch) | |
| tree | 8b0176d16bc5ea891e1367ef9accda53a753a568 /drivers/gpu/drm/nouveau/nouveau_bios.c | |
| parent | 442b626ece6fbbe7f52c03a09f85ae5755f29eab (diff) | |
| download | linux-6f876986bedf23b40ab707543e88fae7eac27f1f.tar.xz | |
drm/nouveau: allow static performance level setting
Guarded by a module parameter for the moment, read the code for the
magic value which enables it.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bios.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bios.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index ef44070321e6..07171dd3c166 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -4832,8 +4832,11 @@ int get_pll_limits(struct drm_device *dev, uint32_t limit_match, struct pll_lims */ if (limit_match > PLL_MAX) pll_lim->reg = limit_match; - else + else { pll_lim->reg = get_pll_register(dev, limit_match); + if (!pll_lim->reg) + return -ENOENT; + } if (pll_lim_ver == 0x10 || pll_lim_ver == 0x11) { uint8_t *pll_rec = &bios->data[bios->pll_limit_tbl_ptr + headerlen + recordlen * pllindex]; |