drm/radeon: UVD bringup v8
Just everything needed to decode videos using UVD.
v6: just all the bugfixes and support for R7xx-SI merged in one patch
v7: UVD_CGC_GATE is a write only register, lockup detection fix
v8: split out VRAM fallback changes, remove support for RV770,
add support for HEMLOCK, add buffer sizes checks
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 02e9580..35d7caa 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -933,6 +933,23 @@
radeon_ring_write(ring, 10); /* poll interval */
}
+void cayman_uvd_semaphore_emit(struct radeon_device *rdev,
+ struct radeon_ring *ring,
+ struct radeon_semaphore *semaphore,
+ bool emit_wait)
+{
+ uint64_t addr = semaphore->gpu_addr;
+
+ radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0));
+ radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF);
+
+ radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0));
+ radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF);
+
+ radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0));
+ radeon_ring_write(ring, 0x80 | (emit_wait ? 1 : 0));
+}
+
static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
{
if (enable)
@@ -1684,6 +1701,16 @@
return r;
}
+ r = rv770_uvd_resume(rdev);
+ if (!r) {
+ r = radeon_fence_driver_start_ring(rdev,
+ R600_RING_TYPE_UVD_INDEX);
+ if (r)
+ dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
+ }
+ if (r)
+ rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
+
r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
if (r) {
dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
@@ -1750,6 +1777,18 @@
if (r)
return r;
+ ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
+ if (ring->ring_size) {
+ r = radeon_ring_init(rdev, ring, ring->ring_size,
+ R600_WB_UVD_RPTR_OFFSET,
+ UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR,
+ 0, 0xfffff, RADEON_CP_PACKET2);
+ if (!r)
+ r = r600_uvd_init(rdev);
+ if (r)
+ DRM_ERROR("radeon: failed initializing UVD (%d).\n", r);
+ }
+
r = radeon_ib_pool_init(rdev);
if (r) {
dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
@@ -1796,6 +1835,8 @@
radeon_vm_manager_fini(rdev);
cayman_cp_enable(rdev, false);
cayman_dma_stop(rdev);
+ r600_uvd_rbc_stop(rdev);
+ radeon_uvd_suspend(rdev);
evergreen_irq_suspend(rdev);
radeon_wb_disable(rdev);
cayman_pcie_gart_disable(rdev);
@@ -1870,6 +1911,13 @@
ring->ring_obj = NULL;
r600_ring_init(rdev, ring, 64 * 1024);
+ r = radeon_uvd_init(rdev);
+ if (!r) {
+ ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
+ ring->ring_obj = NULL;
+ r600_ring_init(rdev, ring, 4096);
+ }
+
rdev->ih.ring_obj = NULL;
r600_ih_ring_init(rdev, 64 * 1024);
@@ -1921,6 +1969,7 @@
radeon_vm_manager_fini(rdev);
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
+ radeon_uvd_fini(rdev);
cayman_pcie_gart_fini(rdev);
r600_vram_scratch_fini(rdev);
radeon_gem_fini(rdev);