* solid fills, and a number of other things. It also
* has support for tiling/detiling of buffers.
*/
+
+/**
+ * r600_dma_get_rptr - get the current read pointer
+ *
+ * @rdev: radeon_device pointer
+ * @ring: radeon ring pointer
+ *
+ * Get the current rptr from the hardware (r6xx+).
+ */
+uint32_t r600_dma_get_rptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ return (radeon_ring_generic_get_rptr(rdev, ring) & 0x3fffc) >> 2;
+}
+
+/**
+ * r600_dma_get_wptr - get the current write pointer
+ *
+ * @rdev: radeon_device pointer
+ * @ring: radeon ring pointer
+ *
+ * Get the current wptr from the hardware (r6xx+).
+ */
+uint32_t r600_dma_get_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ return (RREG32(ring->wptr_reg) & 0x3fffc) >> 2;
+}
+
+/**
+ * r600_dma_set_wptr - commit the write pointer
+ *
+ * @rdev: radeon_device pointer
+ * @ring: radeon ring pointer
+ *
+ * Write the wptr back to the hardware (r6xx+).
+ */
+void r600_dma_set_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ WREG32(ring->wptr_reg, (ring->wptr << 2) & 0x3fffc);
+}
+
/**
* r600_dma_stop - stop the async dma engine
*
/*
* UVD
*/
-int r600_uvd_rbc_start(struct radeon_device *rdev)
+uint32_t r600_uvd_get_rptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ return RREG32(UVD_RBC_RB_RPTR);
+}
+
+uint32_t r600_uvd_get_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ return RREG32(UVD_RBC_RB_WPTR);
+}
+
+void r600_uvd_set_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ WREG32(UVD_RBC_RB_WPTR, ring->wptr);
+}
+
+static int r600_uvd_rbc_start(struct radeon_device *rdev, bool ring_test)
{
struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
- uint64_t rptr_addr;
uint32_t rb_bufsz, tmp;
int r;
- rptr_addr = rdev->wb.gpu_addr + R600_WB_UVD_RPTR_OFFSET;
-
- if (upper_32_bits(rptr_addr) != upper_32_bits(ring->gpu_addr)) {
- DRM_ERROR("UVD ring and rptr not in the same 4GB segment!\n");
- return -EINVAL;
- }
-
/* force RBC into idle state */
WREG32(UVD_RBC_RB_CNTL, 0x11010101);
/* Set the write pointer delay */
WREG32(UVD_RBC_RB_WPTR_CNTL, 0);
- /* set the wb address */
- WREG32(UVD_RBC_RB_RPTR_ADDR, rptr_addr >> 2);
-
/* programm the 4GB memory segment for rptr and ring buffer */
- WREG32(UVD_LMI_EXT40_ADDR, upper_32_bits(rptr_addr) |
+ WREG32(UVD_LMI_EXT40_ADDR, upper_32_bits(ring->gpu_addr) |
(0x7 << 16) | (0x1 << 31));
/* Initialize the ring buffer's read and write pointers */
/* Set ring buffer size */
rb_bufsz = drm_order(ring->ring_size);
rb_bufsz = (0x1 << 8) | rb_bufsz;
- WREG32(UVD_RBC_RB_CNTL, rb_bufsz);
+ WREG32_P(UVD_RBC_RB_CNTL, rb_bufsz, ~0x11f1f);
- ring->ready = true;
- r = radeon_ring_test(rdev, R600_RING_TYPE_UVD_INDEX, ring);
- if (r) {
- ring->ready = false;
- return r;
- }
+ if (ring_test) {
+ ring->ready = true;
+ r = radeon_ring_test(rdev, R600_RING_TYPE_UVD_INDEX, ring);
+ if (r) {
+ ring->ready = false;
+ return r;
+ }
- r = radeon_ring_lock(rdev, ring, 10);
- if (r) {
- DRM_ERROR("radeon: ring failed to lock UVD ring (%d).\n", r);
- return r;
- }
+ r = radeon_ring_lock(rdev, ring, 10);
+ if (r) {
+ DRM_ERROR("radeon: ring failed to lock UVD ring (%d).\n", r);
+ return r;
+ }
- tmp = PACKET0(UVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
- radeon_ring_write(ring, tmp);
- radeon_ring_write(ring, 0xFFFFF);
+ tmp = PACKET0(UVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
+ radeon_ring_write(ring, tmp);
+ radeon_ring_write(ring, 0xFFFFF);
- tmp = PACKET0(UVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
- radeon_ring_write(ring, tmp);
- radeon_ring_write(ring, 0xFFFFF);
+ tmp = PACKET0(UVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
+ radeon_ring_write(ring, tmp);
+ radeon_ring_write(ring, 0xFFFFF);
- tmp = PACKET0(UVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
- radeon_ring_write(ring, tmp);
- radeon_ring_write(ring, 0xFFFFF);
+ tmp = PACKET0(UVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
+ radeon_ring_write(ring, tmp);
+ radeon_ring_write(ring, 0xFFFFF);
- /* Clear timeout status bits */
- radeon_ring_write(ring, PACKET0(UVD_SEMA_TIMEOUT_STATUS, 0));
- radeon_ring_write(ring, 0x8);
+ /* Clear timeout status bits */
+ radeon_ring_write(ring, PACKET0(UVD_SEMA_TIMEOUT_STATUS, 0));
+ radeon_ring_write(ring, 0x8);
- radeon_ring_write(ring, PACKET0(UVD_SEMA_CNTL, 0));
- radeon_ring_write(ring, 3);
+ radeon_ring_write(ring, PACKET0(UVD_SEMA_CNTL, 0));
+ radeon_ring_write(ring, 3);
- radeon_ring_unlock_commit(rdev, ring);
+ radeon_ring_unlock_commit(rdev, ring);
+ }
return 0;
}
-void r600_uvd_stop(struct radeon_device *rdev)
+void r600_do_uvd_stop(struct radeon_device *rdev)
{
- struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
-
/* force RBC into idle state */
WREG32(UVD_RBC_RB_CNTL, 0x11010101);
/* Unstall UMC and register bus */
WREG32_P(UVD_LMI_CTRL2, 0, ~(1 << 8));
WREG32_P(UVD_RB_ARB_CTRL, 0, ~(1 << 3));
+}
+
+void r600_uvd_stop(struct radeon_device *rdev)
+{
+ struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
+ r600_do_uvd_stop(rdev);
ring->ready = false;
}
-int r600_uvd_init(struct radeon_device *rdev)
+int r600_uvd_init(struct radeon_device *rdev, bool ring_test)
{
int i, j, r;
/* disable byte swapping */
if (r) {
DRM_ERROR("UVD not responding, giving up!!!\n");
- radeon_set_uvd_clocks(rdev, 0, 0);
- return r;
+ goto done;
}
/* enable interupt */
WREG32_P(UVD_MASTINT_EN, 3<<1, ~(3 << 1));
- r = r600_uvd_rbc_start(rdev);
+ r = r600_uvd_rbc_start(rdev, ring_test);
if (!r)
DRM_INFO("UVD initialized successfully.\n");
+done:
/* lower clocks again */
radeon_set_uvd_clocks(rdev, 0, 0);
radeon_ring_write(ring, emit_wait ? 1 : 0);
}
-int r600_copy_blit(struct radeon_device *rdev,
- uint64_t src_offset,
- uint64_t dst_offset,
- unsigned num_gpu_pages,
- struct radeon_fence **fence)
-{
- struct radeon_semaphore *sem = NULL;
- struct radeon_sa_bo *vb = NULL;
- int r;
-
- r = r600_blit_prepare_copy(rdev, num_gpu_pages, fence, &vb, &sem);
- if (r) {
- return r;
- }
- r600_kms_blit_copy(rdev, src_offset, dst_offset, num_gpu_pages, vb);
- r600_blit_done_copy(rdev, fence, vb, sem);
- return 0;
-}
-
/**
* r600_copy_cpdma - copy pages using the CP DMA engine
*
return r;
}
r600_gpu_init(rdev);
- r = r600_blit_init(rdev);
- if (r) {
- r600_blit_fini(rdev);
- rdev->asic->copy.copy = NULL;
- dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
- }
/* allocate wb buffer */
r = radeon_wb_init(rdev);
ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
R600_CP_RB_RPTR, R600_CP_RB_WPTR,
- 0, 0xfffff, RADEON_CP_PACKET2);
+ RADEON_CP_PACKET2);
if (r)
return r;
ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
DMA_RB_RPTR, DMA_RB_WPTR,
- 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
+ DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
if (r)
return r;
void r600_fini(struct radeon_device *rdev)
{
r600_audio_fini(rdev);
- r600_blit_fini(rdev);
r600_cp_fini(rdev);
r600_dma_fini(rdev);
r600_irq_fini(rdev);
projects / linux-2.6-block.git / blobdiff