diff options
| author |   Dave Airlie <airlied@redhat.com> | 2012-09-17 14:40:31 +1000 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2013-11-01 12:43:14 -0400 |
| commit | 10ebc0bc09344ab6310309169efc73dfe6c23d72 (patch) | |
| tree | 9d93730a567190aa7b57d91999565273bc002dc0 /drivers/gpu/drm/radeon/radeon_irq_kms.c | |
| parent | drm/radeon: convert to pmops (diff) | |
| download | linux-dev-10ebc0bc09344ab6310309169efc73dfe6c23d72.tar.xz linux-dev-10ebc0bc09344ab6310309169efc73dfe6c23d72.zip | |
drm/radeon: add runtime PM support (v2)
This hooks radeon up to the runtime PM system to enable
dynamic power management for secondary GPUs in switchable
and powerxpress laptops.
v2: agd5f: clean up, add module parameter
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_irq_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_irq_kms.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index cc9e8482cf30..ec6240b00469 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -32,6 +32,8 @@ #include "radeon.h" #include "atom.h" +#include <linux/pm_runtime.h> + #define RADEON_WAIT_IDLE_TIMEOUT 200 /** @@ -47,8 +49,12 @@ irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS) { struct drm_device *dev = (struct drm_device *) arg; struct radeon_device *rdev = dev->dev_private; + irqreturn_t ret; - return radeon_irq_process(rdev); + ret = radeon_irq_process(rdev); + if (ret == IRQ_HANDLED) + pm_runtime_mark_last_busy(dev->dev); + return ret; } /* |