diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 69 |
1 files changed, 42 insertions, 27 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 38f75f54019..46913099406 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -247,7 +247,7 @@ void r600_get_power_state(struct radeon_device *rdev, pcie_lanes); } -void r600_set_power_state(struct radeon_device *rdev) +void r600_set_power_state(struct radeon_device *rdev, bool static_switch) { u32 sclk, mclk; @@ -266,37 +266,52 @@ void r600_set_power_state(struct radeon_device *rdev) clock_info[rdev->pm.requested_clock_mode_index].mclk; if (mclk > rdev->clock.default_mclk) mclk = rdev->clock.default_mclk; - /* don't change the mclk with multiple crtcs */ - if (rdev->pm.active_crtc_count > 1) - mclk = rdev->clock.default_mclk; - - /* set pcie lanes */ - /* TODO */ - /* set voltage */ - /* TODO */ + /* voltage, pcie lanes, etc.*/ + radeon_pm_misc(rdev); - /* set engine clock */ - if (sclk != rdev->pm.current_sclk) { - radeon_sync_with_vblank(rdev); - radeon_pm_debug_check_in_vbl(rdev, false); - radeon_set_engine_clock(rdev, sclk); - radeon_pm_debug_check_in_vbl(rdev, true); - rdev->pm.current_sclk = sclk; - DRM_INFO("Setting: e: %d\n", sclk); - } + if (static_switch) { + radeon_pm_prepare(rdev); + /* set engine clock */ + if (sclk != rdev->pm.current_sclk) { + radeon_set_engine_clock(rdev, sclk); + rdev->pm.current_sclk = sclk; + DRM_INFO("Setting: e: %d\n", sclk); + } +#if 0 + /* set memory clock */ + if (rdev->asic->set_memory_clock && (mclk != rdev->pm.current_mclk)) { + radeon_set_memory_clock(rdev, mclk); + rdev->pm.current_mclk = mclk; + DRM_INFO("Setting: m: %d\n", mclk); + } +#endif + radeon_pm_finish(rdev); + } else { + /* set engine clock */ + if (sclk != rdev->pm.current_sclk) { + radeon_sync_with_vblank(rdev); + radeon_pm_debug_check_in_vbl(rdev, false); + radeon_set_engine_clock(rdev, sclk); + radeon_pm_debug_check_in_vbl(rdev, true); + rdev->pm.current_sclk = sclk; + DRM_INFO("Setting: e: %d\n", sclk); + } #if 0 - /* set memory clock */ - if (rdev->asic->set_memory_clock && (mclk != rdev->pm.current_mclk)) { - radeon_sync_with_vblank(rdev); - radeon_pm_debug_check_in_vbl(rdev, false); - radeon_set_memory_clock(rdev, mclk); - radeon_pm_debug_check_in_vbl(rdev, true); - rdev->pm.current_mclk = mclk; - DRM_INFO("Setting: m: %d\n", mclk); - } + /* set memory clock */ + if (rdev->asic->set_memory_clock && (mclk != rdev->pm.current_mclk)) { + radeon_sync_with_vblank(rdev); + radeon_pm_debug_check_in_vbl(rdev, false); + radeon_pm_prepare(rdev); + radeon_set_memory_clock(rdev, mclk); + radeon_pm_finish(rdev); + radeon_pm_debug_check_in_vbl(rdev, true); + rdev->pm.current_mclk = mclk; + DRM_INFO("Setting: m: %d\n", mclk); + } #endif + } rdev->pm.current_power_state_index = rdev->pm.requested_power_state_index; rdev->pm.current_clock_mode_index = rdev->pm.requested_clock_mode_index; |