diff options
Diffstat (limited to 'linux-core/nv50_sor.c')
| -rw-r--r-- | linux-core/nv50_sor.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/linux-core/nv50_sor.c b/linux-core/nv50_sor.c index fca9612f..84192803 100644 --- a/linux-core/nv50_sor.c +++ b/linux-core/nv50_sor.c @@ -114,6 +114,29 @@ static int nv50_sor_set_clock_mode(struct nv50_output *output) return 0; } +static int nv50_sor_set_power_mode(struct nv50_output *output, int mode) +{ + struct drm_nouveau_private *dev_priv = output->dev->dev_private; + uint32_t val; + int or = nv50_output_or_offset(output); + + NV50_DEBUG("or %d\n", nv50_output_or_offset(output)); + + /* wait for it to be done */ + while (NV_READ(NV50_PDISPLAY_SOR_REGS_DPMS_CTRL(or)) & NV50_PDISPLAY_SOR_REGS_DPMS_CTRL_PENDING); + + val = NV_READ(NV50_PDISPLAY_SOR_REGS_DPMS_CTRL(or)); + + if (mode == DPMSModeOn) + val |= NV50_PDISPLAY_SOR_REGS_DPMS_CTRL_ON; + else + val &= ~NV50_PDISPLAY_SOR_REGS_DPMS_CTRL_ON; + + NV_WRITE(NV50_PDISPLAY_SOR_REGS_DPMS_CTRL(or), val | NV50_PDISPLAY_SOR_REGS_DPMS_CTRL_PENDING); + + return 0; +} + static int nv50_sor_destroy(struct nv50_output *output) { struct drm_device *dev = output->dev; @@ -194,6 +217,7 @@ int nv50_sor_create(struct drm_device *dev, int dcb_entry) output->validate_mode = nv50_sor_validate_mode; output->execute_mode = nv50_sor_execute_mode; output->set_clock_mode = nv50_sor_set_clock_mode; + output->set_power_mode = nv50_sor_set_power_mode; output->detect = NULL; output->destroy = nv50_sor_destroy; |