diff options
| author | Maarten Maathuis <madman2003@gmail.com> | 2008-07-21 14:50:07 +0200 |
|---|---|---|
| committer | Maarten Maathuis <madman2003@gmail.com> | 2008-07-21 14:50:07 +0200 |
| commit | 03f8208ab0a3ea77a8b30dd1c3fe2b62892f9d8c (patch) | |
| tree | 9a107605cf9ee7654bb7fcf535b4e3b40271f565 /linux-core/nv50_dac.c | |
| parent | d00644c27ddc7023ea0e442c7be6b67d9d0da047 (diff) | |
NV50: Use bios table for load pattern when possible.
Diffstat (limited to 'linux-core/nv50_dac.c')
| -rw-r--r-- | linux-core/nv50_dac.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/linux-core/nv50_dac.c b/linux-core/nv50_dac.c index 3f007166..5dddb469 100644 --- a/linux-core/nv50_dac.c +++ b/linux-core/nv50_dac.c @@ -146,7 +146,14 @@ static int nv50_dac_detect(struct nv50_output *output) NV_WRITE(NV50_PDISPLAY_DAC_REGS_DPMS_CTRL(or), 0x00150000 | NV50_PDISPLAY_DAC_REGS_DPMS_CTRL_PENDING); while (NV_READ(NV50_PDISPLAY_DAC_REGS_DPMS_CTRL(or)) & NV50_PDISPLAY_DAC_REGS_DPMS_CTRL_PENDING); - load_pattern = 340; /* TODO: use a bios table for this */ + /* Use bios provided value if possible. */ + if (dev_priv->bios.dactestval) { + load_pattern = dev_priv->bios.dactestval; + NV50_DEBUG("Using bios provided load_pattern of %d\n", load_pattern); + } else { + load_pattern = 340; + NV50_DEBUG("Using default load_pattern of %d\n", load_pattern); + } NV_WRITE(NV50_PDISPLAY_DAC_REGS_LOAD_CTRL(or), NV50_PDISPLAY_DAC_REGS_LOAD_CTRL_ACTIVE | load_pattern); udelay(10000); /* give it some time to process */ |