diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2011-11-17 20:13:28 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-12-20 19:52:03 +0000 |
| commit | 1b37078b7ddf35cab12ac6544187e3636d50c0dc (patch) | |
| tree | f1a3621a98ab8ae5ffef14ae34a5b3454f14dcf9 /drivers/gpu/drm/radeon/radeon_irq_kms.c | |
| parent | b40e7e1608c332767e6b94bed7af84b30418e739 (diff) | |
drm/radeon/kms: add support for per-ring fence interrupts
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <deathsimple@vodafone.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_irq_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_irq_kms.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 8f86aeb2669..be38921bf76 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -65,7 +65,8 @@ void radeon_driver_irq_preinstall_kms(struct drm_device *dev) unsigned i; /* Disable *all* interrupts */ - rdev->irq.sw_int = false; + for (i = 0; i < RADEON_NUM_RINGS; i++) + rdev->irq.sw_int[i] = false; rdev->irq.gui_idle = false; for (i = 0; i < RADEON_MAX_HPD_PINS; i++) rdev->irq.hpd[i] = false; @@ -81,9 +82,11 @@ void radeon_driver_irq_preinstall_kms(struct drm_device *dev) int radeon_driver_irq_postinstall_kms(struct drm_device *dev) { struct radeon_device *rdev = dev->dev_private; + unsigned i; dev->max_vblank_count = 0x001fffff; - rdev->irq.sw_int = true; + for (i = 0; i < RADEON_NUM_RINGS; i++) + rdev->irq.sw_int[i] = true; radeon_irq_set(rdev); return 0; } @@ -97,7 +100,8 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev) return; } /* Disable *all* interrupts */ - rdev->irq.sw_int = false; + for (i = 0; i < RADEON_NUM_RINGS; i++) + rdev->irq.sw_int[i] = false; rdev->irq.gui_idle = false; for (i = 0; i < RADEON_MAX_HPD_PINS; i++) rdev->irq.hpd[i] = false; @@ -194,26 +198,26 @@ void radeon_irq_kms_fini(struct radeon_device *rdev) flush_work_sync(&rdev->hotplug_work); } -void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev) +void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev, int ring) { unsigned long irqflags; spin_lock_irqsave(&rdev->irq.sw_lock, irqflags); - if (rdev->ddev->irq_enabled && (++rdev->irq.sw_refcount == 1)) { - rdev->irq.sw_int = true; + if (rdev->ddev->irq_enabled && (++rdev->irq.sw_refcount[ring] == 1)) { + rdev->irq.sw_int[ring] = true; radeon_irq_set(rdev); } spin_unlock_irqrestore(&rdev->irq.sw_lock, irqflags); } -void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev) +void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev, int ring) { unsigned long irqflags; spin_lock_irqsave(&rdev->irq.sw_lock, irqflags); - BUG_ON(rdev->ddev->irq_enabled && rdev->irq.sw_refcount <= 0); - if (rdev->ddev->irq_enabled && (--rdev->irq.sw_refcount == 0)) { - rdev->irq.sw_int = false; + BUG_ON(rdev->ddev->irq_enabled && rdev->irq.sw_refcount[ring] <= 0); + if (rdev->ddev->irq_enabled && (--rdev->irq.sw_refcount[ring] == 0)) { + rdev->irq.sw_int[ring] = false; radeon_irq_set(rdev); } spin_unlock_irqrestore(&rdev->irq.sw_lock, irqflags); |