diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/cik.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/cik.c | 736 |
1 files changed, 10 insertions, 726 deletions
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index 1400b5203db..692e31b95d3 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -64,6 +64,14 @@ extern int sumo_rlc_init(struct radeon_device *rdev); 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); @@ -3987,579 +3995,6 @@ static int cik_cp_resume(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", @@ -4609,7 +4044,7 @@ static void cik_print_gpu_status_regs(struct radeon_device *rdev) * 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; @@ -4860,34 +4295,6 @@ bool cik_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) 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 @@ -5424,131 +4831,8 @@ void cik_vm_set_page(struct radeon_device *rdev, } } 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); } /* |