extern void si_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc);
extern void si_rlc_reset(struct radeon_device *rdev);
extern void si_init_uvd_internal_cg(struct radeon_device *rdev);
+extern int cik_sdma_resume(struct radeon_device *rdev);
+extern void cik_sdma_enable(struct radeon_device *rdev, bool enable);
+extern void cik_sdma_fini(struct radeon_device *rdev);
+extern void cik_sdma_vm_set_page(struct radeon_device *rdev,
+ struct radeon_ib *ib,
+ uint64_t pe,
+ uint64_t addr, unsigned count,
+ uint32_t incr, uint32_t flags);
static void cik_rlc_stop(struct radeon_device *rdev);
static void cik_pcie_gen3_enable(struct radeon_device *rdev);
static void cik_program_aspm(struct radeon_device *rdev);
return 0;
}
-/*
- * sDMA - System DMA
- * Starting with CIK, the GPU has new asynchronous
- * DMA engines. These engines are used for compute
- * and gfx. There are two DMA engines (SDMA0, SDMA1)
- * and each one supports 1 ring buffer used for gfx
- * and 2 queues used for compute.
- *
- * The programming model is very similar to the CP
- * (ring buffer, IBs, etc.), but sDMA has it's own
- * packet format that is different from the PM4 format
- * used by the CP. sDMA supports copying data, writing
- * embedded data, solid fills, and a number of other
- * things. It also has support for tiling/detiling of
- * buffers.
- */
-/**
- * cik_sdma_ring_ib_execute - Schedule an IB on the DMA engine
- *
- * @rdev: radeon_device pointer
- * @ib: IB object to schedule
- *
- * Schedule an IB in the DMA ring (CIK).
- */
-void cik_sdma_ring_ib_execute(struct radeon_device *rdev,
- struct radeon_ib *ib)
-{
- struct radeon_ring *ring = &rdev->ring[ib->ring];
- u32 extra_bits = (ib->vm ? ib->vm->id : 0) & 0xf;
-
- if (rdev->wb.enabled) {
- u32 next_rptr = ring->wptr + 5;
- while ((next_rptr & 7) != 4)
- next_rptr++;
- next_rptr += 4;
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0));
- radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
- radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xffffffff);
- radeon_ring_write(ring, 1); /* number of DWs to follow */
- radeon_ring_write(ring, next_rptr);
- }
-
- /* IB packet must end on a 8 DW boundary */
- while ((ring->wptr & 7) != 4)
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0));
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_INDIRECT_BUFFER, 0, extra_bits));
- radeon_ring_write(ring, ib->gpu_addr & 0xffffffe0); /* base must be 32 byte aligned */
- radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xffffffff);
- radeon_ring_write(ring, ib->length_dw);
-
-}
-
-/**
- * cik_sdma_fence_ring_emit - emit a fence on the DMA ring
- *
- * @rdev: radeon_device pointer
- * @fence: radeon fence object
- *
- * Add a DMA fence packet to the ring to write
- * the fence seq number and DMA trap packet to generate
- * an interrupt if needed (CIK).
- */
-void cik_sdma_fence_ring_emit(struct radeon_device *rdev,
- struct radeon_fence *fence)
-{
- struct radeon_ring *ring = &rdev->ring[fence->ring];
- u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
- u32 extra_bits = (SDMA_POLL_REG_MEM_EXTRA_OP(1) |
- SDMA_POLL_REG_MEM_EXTRA_FUNC(3)); /* == */
- u32 ref_and_mask;
-
- if (fence->ring == R600_RING_TYPE_DMA_INDEX)
- ref_and_mask = SDMA0;
- else
- ref_and_mask = SDMA1;
-
- /* write the fence */
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_FENCE, 0, 0));
- radeon_ring_write(ring, addr & 0xffffffff);
- radeon_ring_write(ring, upper_32_bits(addr) & 0xffffffff);
- radeon_ring_write(ring, fence->seq);
- /* generate an interrupt */
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_TRAP, 0, 0));
- /* flush HDP */
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_POLL_REG_MEM, 0, extra_bits));
- radeon_ring_write(ring, GPU_HDP_FLUSH_DONE);
- radeon_ring_write(ring, GPU_HDP_FLUSH_REQ);
- radeon_ring_write(ring, ref_and_mask); /* REFERENCE */
- radeon_ring_write(ring, ref_and_mask); /* MASK */
- radeon_ring_write(ring, (4 << 16) | 10); /* RETRY_COUNT, POLL_INTERVAL */
-}
-
-/**
- * cik_sdma_semaphore_ring_emit - emit a semaphore on the dma ring
- *
- * @rdev: radeon_device pointer
- * @ring: radeon_ring structure holding ring information
- * @semaphore: radeon semaphore object
- * @emit_wait: wait or signal semaphore
- *
- * Add a DMA semaphore packet to the ring wait on or signal
- * other rings (CIK).
- */
-void cik_sdma_semaphore_ring_emit(struct radeon_device *rdev,
- struct radeon_ring *ring,
- struct radeon_semaphore *semaphore,
- bool emit_wait)
-{
- u64 addr = semaphore->gpu_addr;
- u32 extra_bits = emit_wait ? 0 : SDMA_SEMAPHORE_EXTRA_S;
-
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SEMAPHORE, 0, extra_bits));
- radeon_ring_write(ring, addr & 0xfffffff8);
- radeon_ring_write(ring, upper_32_bits(addr) & 0xffffffff);
-}
-
-/**
- * cik_sdma_gfx_stop - stop the gfx async dma engines
- *
- * @rdev: radeon_device pointer
- *
- * Stop the gfx async dma ring buffers (CIK).
- */
-static void cik_sdma_gfx_stop(struct radeon_device *rdev)
-{
- u32 rb_cntl, reg_offset;
- int i;
-
- radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
-
- for (i = 0; i < 2; i++) {
- if (i == 0)
- reg_offset = SDMA0_REGISTER_OFFSET;
- else
- reg_offset = SDMA1_REGISTER_OFFSET;
- rb_cntl = RREG32(SDMA0_GFX_RB_CNTL + reg_offset);
- rb_cntl &= ~SDMA_RB_ENABLE;
- WREG32(SDMA0_GFX_RB_CNTL + reg_offset, rb_cntl);
- WREG32(SDMA0_GFX_IB_CNTL + reg_offset, 0);
- }
-}
-
-/**
- * cik_sdma_rlc_stop - stop the compute async dma engines
- *
- * @rdev: radeon_device pointer
- *
- * Stop the compute async dma queues (CIK).
- */
-static void cik_sdma_rlc_stop(struct radeon_device *rdev)
-{
- /* XXX todo */
-}
-
-/**
- * cik_sdma_enable - stop the async dma engines
- *
- * @rdev: radeon_device pointer
- * @enable: enable/disable the DMA MEs.
- *
- * Halt or unhalt the async dma engines (CIK).
- */
-static void cik_sdma_enable(struct radeon_device *rdev, bool enable)
-{
- u32 me_cntl, reg_offset;
- int i;
-
- for (i = 0; i < 2; i++) {
- if (i == 0)
- reg_offset = SDMA0_REGISTER_OFFSET;
- else
- reg_offset = SDMA1_REGISTER_OFFSET;
- me_cntl = RREG32(SDMA0_ME_CNTL + reg_offset);
- if (enable)
- me_cntl &= ~SDMA_HALT;
- else
- me_cntl |= SDMA_HALT;
- WREG32(SDMA0_ME_CNTL + reg_offset, me_cntl);
- }
-}
-
-/**
- * cik_sdma_gfx_resume - setup and start the async dma engines
- *
- * @rdev: radeon_device pointer
- *
- * Set up the gfx DMA ring buffers and enable them (CIK).
- * Returns 0 for success, error for failure.
- */
-static int cik_sdma_gfx_resume(struct radeon_device *rdev)
-{
- struct radeon_ring *ring;
- u32 rb_cntl, ib_cntl;
- u32 rb_bufsz;
- u32 reg_offset, wb_offset;
- int i, r;
-
- for (i = 0; i < 2; i++) {
- if (i == 0) {
- ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
- reg_offset = SDMA0_REGISTER_OFFSET;
- wb_offset = R600_WB_DMA_RPTR_OFFSET;
- } else {
- ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
- reg_offset = SDMA1_REGISTER_OFFSET;
- wb_offset = CAYMAN_WB_DMA1_RPTR_OFFSET;
- }
-
- WREG32(SDMA0_SEM_INCOMPLETE_TIMER_CNTL + reg_offset, 0);
- WREG32(SDMA0_SEM_WAIT_FAIL_TIMER_CNTL + reg_offset, 0);
-
- /* Set ring buffer size in dwords */
- rb_bufsz = drm_order(ring->ring_size / 4);
- rb_cntl = rb_bufsz << 1;
-#ifdef __BIG_ENDIAN
- rb_cntl |= SDMA_RB_SWAP_ENABLE | SDMA_RPTR_WRITEBACK_SWAP_ENABLE;
-#endif
- WREG32(SDMA0_GFX_RB_CNTL + reg_offset, rb_cntl);
-
- /* Initialize the ring buffer's read and write pointers */
- WREG32(SDMA0_GFX_RB_RPTR + reg_offset, 0);
- WREG32(SDMA0_GFX_RB_WPTR + reg_offset, 0);
-
- /* set the wb address whether it's enabled or not */
- WREG32(SDMA0_GFX_RB_RPTR_ADDR_HI + reg_offset,
- upper_32_bits(rdev->wb.gpu_addr + wb_offset) & 0xFFFFFFFF);
- WREG32(SDMA0_GFX_RB_RPTR_ADDR_LO + reg_offset,
- ((rdev->wb.gpu_addr + wb_offset) & 0xFFFFFFFC));
-
- if (rdev->wb.enabled)
- rb_cntl |= SDMA_RPTR_WRITEBACK_ENABLE;
-
- WREG32(SDMA0_GFX_RB_BASE + reg_offset, ring->gpu_addr >> 8);
- WREG32(SDMA0_GFX_RB_BASE_HI + reg_offset, ring->gpu_addr >> 40);
-
- ring->wptr = 0;
- WREG32(SDMA0_GFX_RB_WPTR + reg_offset, ring->wptr << 2);
-
- ring->rptr = RREG32(SDMA0_GFX_RB_RPTR + reg_offset) >> 2;
-
- /* enable DMA RB */
- WREG32(SDMA0_GFX_RB_CNTL + reg_offset, rb_cntl | SDMA_RB_ENABLE);
-
- ib_cntl = SDMA_IB_ENABLE;
-#ifdef __BIG_ENDIAN
- ib_cntl |= SDMA_IB_SWAP_ENABLE;
-#endif
- /* enable DMA IBs */
- WREG32(SDMA0_GFX_IB_CNTL + reg_offset, ib_cntl);
-
- ring->ready = true;
-
- r = radeon_ring_test(rdev, ring->idx, ring);
- if (r) {
- ring->ready = false;
- return r;
- }
- }
-
- radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
-
- return 0;
-}
-
-/**
- * cik_sdma_rlc_resume - setup and start the async dma engines
- *
- * @rdev: radeon_device pointer
- *
- * Set up the compute DMA queues and enable them (CIK).
- * Returns 0 for success, error for failure.
- */
-static int cik_sdma_rlc_resume(struct radeon_device *rdev)
-{
- /* XXX todo */
- return 0;
-}
-
-/**
- * cik_sdma_load_microcode - load the sDMA ME ucode
- *
- * @rdev: radeon_device pointer
- *
- * Loads the sDMA0/1 ucode.
- * Returns 0 for success, -EINVAL if the ucode is not available.
- */
-static int cik_sdma_load_microcode(struct radeon_device *rdev)
-{
- const __be32 *fw_data;
- int i;
-
- if (!rdev->sdma_fw)
- return -EINVAL;
-
- /* stop the gfx rings and rlc compute queues */
- cik_sdma_gfx_stop(rdev);
- cik_sdma_rlc_stop(rdev);
-
- /* halt the MEs */
- cik_sdma_enable(rdev, false);
-
- /* sdma0 */
- fw_data = (const __be32 *)rdev->sdma_fw->data;
- WREG32(SDMA0_UCODE_ADDR + SDMA0_REGISTER_OFFSET, 0);
- for (i = 0; i < CIK_SDMA_UCODE_SIZE; i++)
- WREG32(SDMA0_UCODE_DATA + SDMA0_REGISTER_OFFSET, be32_to_cpup(fw_data++));
- WREG32(SDMA0_UCODE_DATA + SDMA0_REGISTER_OFFSET, CIK_SDMA_UCODE_VERSION);
-
- /* sdma1 */
- fw_data = (const __be32 *)rdev->sdma_fw->data;
- WREG32(SDMA0_UCODE_ADDR + SDMA1_REGISTER_OFFSET, 0);
- for (i = 0; i < CIK_SDMA_UCODE_SIZE; i++)
- WREG32(SDMA0_UCODE_DATA + SDMA1_REGISTER_OFFSET, be32_to_cpup(fw_data++));
- WREG32(SDMA0_UCODE_DATA + SDMA1_REGISTER_OFFSET, CIK_SDMA_UCODE_VERSION);
-
- WREG32(SDMA0_UCODE_ADDR + SDMA0_REGISTER_OFFSET, 0);
- WREG32(SDMA0_UCODE_ADDR + SDMA1_REGISTER_OFFSET, 0);
- return 0;
-}
-
-/**
- * cik_sdma_resume - setup and start the async dma engines
- *
- * @rdev: radeon_device pointer
- *
- * Set up the DMA engines and enable them (CIK).
- * Returns 0 for success, error for failure.
- */
-static int cik_sdma_resume(struct radeon_device *rdev)
-{
- int r;
-
- /* Reset dma */
- WREG32(SRBM_SOFT_RESET, SOFT_RESET_SDMA | SOFT_RESET_SDMA1);
- RREG32(SRBM_SOFT_RESET);
- udelay(50);
- WREG32(SRBM_SOFT_RESET, 0);
- RREG32(SRBM_SOFT_RESET);
-
- r = cik_sdma_load_microcode(rdev);
- if (r)
- return r;
-
- /* unhalt the MEs */
- cik_sdma_enable(rdev, true);
-
- /* start the gfx rings and rlc compute queues */
- r = cik_sdma_gfx_resume(rdev);
- if (r)
- return r;
- r = cik_sdma_rlc_resume(rdev);
- if (r)
- return r;
-
- return 0;
-}
-
-/**
- * cik_sdma_fini - tear down the async dma engines
- *
- * @rdev: radeon_device pointer
- *
- * Stop the async dma engines and free the rings (CIK).
- */
-static void cik_sdma_fini(struct radeon_device *rdev)
-{
- /* stop the gfx rings and rlc compute queues */
- cik_sdma_gfx_stop(rdev);
- cik_sdma_rlc_stop(rdev);
- /* halt the MEs */
- cik_sdma_enable(rdev, false);
- radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX]);
- radeon_ring_fini(rdev, &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]);
- /* XXX - compute dma queue tear down */
-}
-
-/**
- * cik_copy_dma - copy pages using the DMA engine
- *
- * @rdev: radeon_device pointer
- * @src_offset: src GPU address
- * @dst_offset: dst GPU address
- * @num_gpu_pages: number of GPU pages to xfer
- * @fence: radeon fence object
- *
- * Copy GPU paging using the DMA engine (CIK).
- * Used by the radeon ttm implementation to move pages if
- * registered as the asic copy callback.
- */
-int cik_copy_dma(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;
- int ring_index = rdev->asic->copy.dma_ring_index;
- struct radeon_ring *ring = &rdev->ring[ring_index];
- u32 size_in_bytes, cur_size_in_bytes;
- int i, num_loops;
- int r = 0;
-
- r = radeon_semaphore_create(rdev, &sem);
- if (r) {
- DRM_ERROR("radeon: moving bo (%d).\n", r);
- return r;
- }
-
- size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT);
- num_loops = DIV_ROUND_UP(size_in_bytes, 0x1fffff);
- r = radeon_ring_lock(rdev, ring, num_loops * 7 + 14);
- if (r) {
- DRM_ERROR("radeon: moving bo (%d).\n", r);
- radeon_semaphore_free(rdev, &sem, NULL);
- return r;
- }
-
- if (radeon_fence_need_sync(*fence, ring->idx)) {
- radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring,
- ring->idx);
- radeon_fence_note_sync(*fence, ring->idx);
- } else {
- radeon_semaphore_free(rdev, &sem, NULL);
- }
-
- for (i = 0; i < num_loops; i++) {
- cur_size_in_bytes = size_in_bytes;
- if (cur_size_in_bytes > 0x1fffff)
- cur_size_in_bytes = 0x1fffff;
- size_in_bytes -= cur_size_in_bytes;
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_COPY, SDMA_COPY_SUB_OPCODE_LINEAR, 0));
- radeon_ring_write(ring, cur_size_in_bytes);
- radeon_ring_write(ring, 0); /* src/dst endian swap */
- radeon_ring_write(ring, src_offset & 0xffffffff);
- radeon_ring_write(ring, upper_32_bits(src_offset) & 0xffffffff);
- radeon_ring_write(ring, dst_offset & 0xfffffffc);
- radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xffffffff);
- src_offset += cur_size_in_bytes;
- dst_offset += cur_size_in_bytes;
- }
-
- r = radeon_fence_emit(rdev, fence, ring->idx);
- if (r) {
- radeon_ring_unlock_undo(rdev, ring);
- return r;
- }
-
- radeon_ring_unlock_commit(rdev, ring);
- radeon_semaphore_free(rdev, &sem, *fence);
-
- return r;
-}
-
-/**
- * cik_sdma_ring_test - simple async dma engine test
- *
- * @rdev: radeon_device pointer
- * @ring: radeon_ring structure holding ring information
- *
- * Test the DMA engine by writing using it to write an
- * value to memory. (CIK).
- * Returns 0 for success, error for failure.
- */
-int cik_sdma_ring_test(struct radeon_device *rdev,
- struct radeon_ring *ring)
-{
- unsigned i;
- int r;
- void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
- u32 tmp;
-
- if (!ptr) {
- DRM_ERROR("invalid vram scratch pointer\n");
- return -EINVAL;
- }
-
- tmp = 0xCAFEDEAD;
- writel(tmp, ptr);
-
- r = radeon_ring_lock(rdev, ring, 4);
- if (r) {
- DRM_ERROR("radeon: dma failed to lock ring %d (%d).\n", ring->idx, r);
- return r;
- }
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0));
- radeon_ring_write(ring, rdev->vram_scratch.gpu_addr & 0xfffffffc);
- radeon_ring_write(ring, upper_32_bits(rdev->vram_scratch.gpu_addr) & 0xffffffff);
- radeon_ring_write(ring, 1); /* number of DWs to follow */
- radeon_ring_write(ring, 0xDEADBEEF);
- radeon_ring_unlock_commit(rdev, ring);
-
- for (i = 0; i < rdev->usec_timeout; i++) {
- tmp = readl(ptr);
- if (tmp == 0xDEADBEEF)
- break;
- DRM_UDELAY(1);
- }
-
- if (i < rdev->usec_timeout) {
- DRM_INFO("ring test on %d succeeded in %d usecs\n", ring->idx, i);
- } else {
- DRM_ERROR("radeon: ring %d test failed (0x%08X)\n",
- ring->idx, tmp);
- r = -EINVAL;
- }
- return r;
-}
-
-/**
- * cik_sdma_ib_test - test an IB on the DMA engine
- *
- * @rdev: radeon_device pointer
- * @ring: radeon_ring structure holding ring information
- *
- * Test a simple IB in the DMA ring (CIK).
- * Returns 0 on success, error on failure.
- */
-int cik_sdma_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
-{
- struct radeon_ib ib;
- unsigned i;
- int r;
- void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
- u32 tmp = 0;
-
- if (!ptr) {
- DRM_ERROR("invalid vram scratch pointer\n");
- return -EINVAL;
- }
-
- tmp = 0xCAFEDEAD;
- writel(tmp, ptr);
-
- r = radeon_ib_get(rdev, ring->idx, &ib, NULL, 256);
- if (r) {
- DRM_ERROR("radeon: failed to get ib (%d).\n", r);
- return r;
- }
-
- ib.ptr[0] = SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0);
- ib.ptr[1] = rdev->vram_scratch.gpu_addr & 0xfffffffc;
- ib.ptr[2] = upper_32_bits(rdev->vram_scratch.gpu_addr) & 0xffffffff;
- ib.ptr[3] = 1;
- ib.ptr[4] = 0xDEADBEEF;
- ib.length_dw = 5;
-
- r = radeon_ib_schedule(rdev, &ib, NULL);
- if (r) {
- radeon_ib_free(rdev, &ib);
- DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
- return r;
- }
- r = radeon_fence_wait(ib.fence, false);
- if (r) {
- DRM_ERROR("radeon: fence wait failed (%d).\n", r);
- return r;
- }
- for (i = 0; i < rdev->usec_timeout; i++) {
- tmp = readl(ptr);
- if (tmp == 0xDEADBEEF)
- break;
- DRM_UDELAY(1);
- }
- if (i < rdev->usec_timeout) {
- DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i);
- } else {
- DRM_ERROR("radeon: ib test failed (0x%08X)\n", tmp);
- r = -EINVAL;
- }
- radeon_ib_free(rdev, &ib);
- return r;
-}
-
-
static void cik_print_gpu_status_regs(struct radeon_device *rdev)
{
dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n",
* mask to be used by cik_gpu_soft_reset().
* Returns a mask of the blocks to be reset.
*/
-static u32 cik_gpu_check_soft_reset(struct radeon_device *rdev)
+u32 cik_gpu_check_soft_reset(struct radeon_device *rdev)
{
u32 reset_mask = 0;
u32 tmp;
return radeon_ring_test_lockup(rdev, ring);
}
-/**
- * cik_sdma_is_lockup - Check if the DMA engine is locked up
- *
- * @rdev: radeon_device pointer
- * @ring: radeon_ring structure holding ring information
- *
- * Check if the async DMA engine is locked up (CIK).
- * Returns true if the engine appears to be locked up, false if not.
- */
-bool cik_sdma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
-{
- u32 reset_mask = cik_gpu_check_soft_reset(rdev);
- u32 mask;
-
- if (ring->idx == R600_RING_TYPE_DMA_INDEX)
- mask = RADEON_RESET_DMA;
- else
- mask = RADEON_RESET_DMA1;
-
- if (!(reset_mask & mask)) {
- radeon_ring_lockup_update(ring);
- return false;
- }
- /* force ring activities */
- radeon_ring_force_activity(rdev, ring);
- return radeon_ring_test_lockup(rdev, ring);
-}
-
/* MC */
/**
* cik_mc_program - program the GPU memory controller
}
} else {
/* DMA */
- if (flags & RADEON_VM_PAGE_SYSTEM) {
- while (count) {
- ndw = count * 2;
- if (ndw > 0xFFFFE)
- ndw = 0xFFFFE;
-
- /* for non-physically contiguous pages (system) */
- ib->ptr[ib->length_dw++] = SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0);
- ib->ptr[ib->length_dw++] = pe;
- ib->ptr[ib->length_dw++] = upper_32_bits(pe);
- ib->ptr[ib->length_dw++] = ndw;
- for (; ndw > 0; ndw -= 2, --count, pe += 8) {
- if (flags & RADEON_VM_PAGE_SYSTEM) {
- value = radeon_vm_map_gart(rdev, addr);
- value &= 0xFFFFFFFFFFFFF000ULL;
- } else if (flags & RADEON_VM_PAGE_VALID) {
- value = addr;
- } else {
- value = 0;
- }
- addr += incr;
- value |= r600_flags;
- ib->ptr[ib->length_dw++] = value;
- ib->ptr[ib->length_dw++] = upper_32_bits(value);
- }
- }
- } else {
- while (count) {
- ndw = count;
- if (ndw > 0x7FFFF)
- ndw = 0x7FFFF;
-
- if (flags & RADEON_VM_PAGE_VALID)
- value = addr;
- else
- value = 0;
- /* for physically contiguous pages (vram) */
- ib->ptr[ib->length_dw++] = SDMA_PACKET(SDMA_OPCODE_GENERATE_PTE_PDE, 0, 0);
- ib->ptr[ib->length_dw++] = pe; /* dst addr */
- ib->ptr[ib->length_dw++] = upper_32_bits(pe);
- ib->ptr[ib->length_dw++] = r600_flags; /* mask */
- ib->ptr[ib->length_dw++] = 0;
- ib->ptr[ib->length_dw++] = value; /* value */
- ib->ptr[ib->length_dw++] = upper_32_bits(value);
- ib->ptr[ib->length_dw++] = incr; /* increment size */
- ib->ptr[ib->length_dw++] = 0;
- ib->ptr[ib->length_dw++] = ndw; /* number of entries */
- pe += ndw * 8;
- addr += ndw * incr;
- count -= ndw;
- }
- }
- while (ib->length_dw & 0x7)
- ib->ptr[ib->length_dw++] = SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0);
- }
-}
-
-/**
- * cik_dma_vm_flush - cik vm flush using sDMA
- *
- * @rdev: radeon_device pointer
- *
- * Update the page table base and flush the VM TLB
- * using sDMA (CIK).
- */
-void cik_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
-{
- struct radeon_ring *ring = &rdev->ring[ridx];
- u32 extra_bits = (SDMA_POLL_REG_MEM_EXTRA_OP(1) |
- SDMA_POLL_REG_MEM_EXTRA_FUNC(3)); /* == */
- u32 ref_and_mask;
-
- if (vm == NULL)
- return;
-
- if (ridx == R600_RING_TYPE_DMA_INDEX)
- ref_and_mask = SDMA0;
- else
- ref_and_mask = SDMA1;
-
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- if (vm->id < 8) {
- radeon_ring_write(ring, (VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2);
- } else {
- radeon_ring_write(ring, (VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2)) >> 2);
+ cik_sdma_vm_set_page(rdev, ib, pe, addr, count, incr, flags);
}
- radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
-
- /* update SH_MEM_* regs */
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- radeon_ring_write(ring, SRBM_GFX_CNTL >> 2);
- radeon_ring_write(ring, VMID(vm->id));
-
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- radeon_ring_write(ring, SH_MEM_BASES >> 2);
- radeon_ring_write(ring, 0);
-
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- radeon_ring_write(ring, SH_MEM_CONFIG >> 2);
- radeon_ring_write(ring, 0);
-
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- radeon_ring_write(ring, SH_MEM_APE1_BASE >> 2);
- radeon_ring_write(ring, 1);
-
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- radeon_ring_write(ring, SH_MEM_APE1_LIMIT >> 2);
- radeon_ring_write(ring, 0);
-
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- radeon_ring_write(ring, SRBM_GFX_CNTL >> 2);
- radeon_ring_write(ring, VMID(0));
-
- /* flush HDP */
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_POLL_REG_MEM, 0, extra_bits));
- radeon_ring_write(ring, GPU_HDP_FLUSH_DONE);
- radeon_ring_write(ring, GPU_HDP_FLUSH_REQ);
- radeon_ring_write(ring, ref_and_mask); /* REFERENCE */
- radeon_ring_write(ring, ref_and_mask); /* MASK */
- radeon_ring_write(ring, (4 << 16) | 10); /* RETRY_COUNT, POLL_INTERVAL */
-
- /* flush TLB */
- radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000));
- radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
- radeon_ring_write(ring, 1 << vm->id);
}
/*
projects / firefly-linux-kernel-4.4.55.git / blobdiff