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/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index d4d9be1..a47e7b9 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -68,6 +68,105 @@
return reference_clock;
}
+int rv770_uvd_resume(struct radeon_device *rdev)
+{
+ uint64_t addr;
+ uint32_t chip_id, size;
+ int r;
+
+ r = radeon_uvd_resume(rdev);
+ if (r)
+ return r;
+
+ /* programm the VCPU memory controller bits 0-27 */
+ addr = rdev->uvd.gpu_addr >> 3;
+ size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4) >> 3;
+ WREG32(UVD_VCPU_CACHE_OFFSET0, addr);
+ WREG32(UVD_VCPU_CACHE_SIZE0, size);
+
+ addr += size;
+ size = RADEON_UVD_STACK_SIZE >> 3;
+ WREG32(UVD_VCPU_CACHE_OFFSET1, addr);
+ WREG32(UVD_VCPU_CACHE_SIZE1, size);
+
+ addr += size;
+ size = RADEON_UVD_HEAP_SIZE >> 3;
+ WREG32(UVD_VCPU_CACHE_OFFSET2, addr);
+ WREG32(UVD_VCPU_CACHE_SIZE2, size);
+
+ /* bits 28-31 */
+ addr = (rdev->uvd.gpu_addr >> 28) & 0xF;
+ WREG32(UVD_LMI_ADDR_EXT, (addr << 12) | (addr << 0));
+
+ /* bits 32-39 */
+ addr = (rdev->uvd.gpu_addr >> 32) & 0xFF;
+ WREG32(UVD_LMI_EXT40_ADDR, addr | (0x9 << 16) | (0x1 << 31));
+
+ /* tell firmware which hardware it is running on */
+ switch (rdev->family) {
+ default:
+ return -EINVAL;
+ case CHIP_RV710:
+ chip_id = 0x01000005;
+ break;
+ case CHIP_RV730:
+ chip_id = 0x01000006;
+ break;
+ case CHIP_RV740:
+ chip_id = 0x01000007;
+ break;
+ case CHIP_CYPRESS:
+ case CHIP_HEMLOCK:
+ chip_id = 0x01000008;
+ break;
+ case CHIP_JUNIPER:
+ chip_id = 0x01000009;
+ break;
+ case CHIP_REDWOOD:
+ chip_id = 0x0100000a;
+ break;
+ case CHIP_CEDAR:
+ chip_id = 0x0100000b;
+ break;
+ case CHIP_SUMO:
+ chip_id = 0x0100000c;
+ break;
+ case CHIP_SUMO2:
+ chip_id = 0x0100000d;
+ break;
+ case CHIP_PALM:
+ chip_id = 0x0100000e;
+ break;
+ case CHIP_CAYMAN:
+ chip_id = 0x0100000f;
+ break;
+ case CHIP_BARTS:
+ chip_id = 0x01000010;
+ break;
+ case CHIP_TURKS:
+ chip_id = 0x01000011;
+ break;
+ case CHIP_CAICOS:
+ chip_id = 0x01000012;
+ break;
+ case CHIP_TAHITI:
+ chip_id = 0x01000014;
+ break;
+ case CHIP_VERDE:
+ chip_id = 0x01000015;
+ break;
+ case CHIP_PITCAIRN:
+ chip_id = 0x01000016;
+ break;
+ case CHIP_ARUBA:
+ chip_id = 0x01000017;
+ break;
+ }
+ WREG32(UVD_VCPU_CHIP_ID, chip_id);
+
+ return 0;
+}
+
u32 rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
@@ -1040,6 +1139,17 @@
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;
+
/* Enable IRQ */
r = r600_irq_init(rdev);
if (r) {
@@ -1074,6 +1184,19 @@
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);
@@ -1115,6 +1238,7 @@
int rv770_suspend(struct radeon_device *rdev)
{
r600_audio_fini(rdev);
+ radeon_uvd_suspend(rdev);
r700_cp_stop(rdev);
r600_dma_stop(rdev);
r600_irq_suspend(rdev);
@@ -1190,6 +1314,13 @@
rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL;
r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024);
+ r = radeon_uvd_init(rdev);
+ if (!r) {
+ rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL;
+ r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX],
+ 4096);
+ }
+
rdev->ih.ring_obj = NULL;
r600_ih_ring_init(rdev, 64 * 1024);
@@ -1224,6 +1355,7 @@
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
rv770_pcie_gart_fini(rdev);
+ radeon_uvd_fini(rdev);
r600_vram_scratch_fini(rdev);
radeon_gem_fini(rdev);
radeon_fence_driver_fini(rdev);