diff options
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 21 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/evergreend.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/ni.c | 272 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/nid.h | 75 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.c | 48 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.h | 4 |
7 files changed, 420 insertions, 7 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 68206df3d5d2..c66251e4a9b9 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2404,6 +2404,8 @@ void evergreen_disable_interrupt_state(struct radeon_device *rdev) CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); cayman_cp_int_cntl_setup(rdev, 1, 0); cayman_cp_int_cntl_setup(rdev, 2, 0); + tmp = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE; + WREG32(CAYMAN_DMA1_CNTL, tmp); } else WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE; @@ -2460,7 +2462,7 @@ int evergreen_irq_set(struct radeon_device *rdev) u32 grbm_int_cntl = 0; u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 0; u32 afmt1 = 0, afmt2 = 0, afmt3 = 0, afmt4 = 0, afmt5 = 0, afmt6 = 0; - u32 dma_cntl; + u32 dma_cntl, dma_cntl1 = 0; if (!rdev->irq.installed) { WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); @@ -2517,6 +2519,14 @@ int evergreen_irq_set(struct radeon_device *rdev) dma_cntl |= TRAP_ENABLE; } + if (rdev->family >= CHIP_CAYMAN) { + dma_cntl1 = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE; + if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) { + DRM_DEBUG("r600_irq_set: sw int dma1\n"); + dma_cntl1 |= TRAP_ENABLE; + } + } + if (rdev->irq.crtc_vblank_int[0] || atomic_read(&rdev->irq.pflip[0])) { DRM_DEBUG("evergreen_irq_set: vblank 0\n"); @@ -2605,6 +2615,9 @@ int evergreen_irq_set(struct radeon_device *rdev) WREG32(DMA_CNTL, dma_cntl); + if (rdev->family >= CHIP_CAYMAN) + WREG32(CAYMAN_DMA1_CNTL, dma_cntl1); + WREG32(GRBM_INT_CNTL, grbm_int_cntl); WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); @@ -3147,6 +3160,12 @@ restart_ih: case 233: /* GUI IDLE */ DRM_DEBUG("IH: GUI idle\n"); break; + case 244: /* DMA trap event */ + if (rdev->family >= CHIP_CAYMAN) { + DRM_DEBUG("IH: DMA1 trap\n"); + radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX); + } + break; default: DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); break; diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h index 92d1f4521caf..7b4a650e33b2 100644 --- a/drivers/gpu/drm/radeon/evergreend.h +++ b/drivers/gpu/drm/radeon/evergreend.h @@ -918,6 +918,8 @@ # define CTXEMPTY_INT_ENABLE (1 << 28) #define DMA_TILING_CONFIG 0xD0B8 +#define CAYMAN_DMA1_CNTL 0xd82c + /* async DMA packets */ #define DMA_PACKET(cmd, t, s, n) ((((cmd) & 0xF) << 28) | \ (((t) & 0x1) << 23) | \ diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 30c18a6e0044..b81aca44fd41 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -611,6 +611,8 @@ static void cayman_gpu_init(struct radeon_device *rdev) WREG32(GB_ADDR_CONFIG, gb_addr_config); WREG32(DMIF_ADDR_CONFIG, gb_addr_config); WREG32(HDP_ADDR_CONFIG, gb_addr_config); + WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config); + WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config); tmp = gb_addr_config & NUM_PIPES_MASK; tmp = r6xx_remap_render_backend(rdev, tmp, @@ -915,6 +917,7 @@ static void cayman_cp_enable(struct radeon_device *rdev, bool enable) radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT)); WREG32(SCRATCH_UMSK, 0); + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; } } @@ -1128,6 +1131,181 @@ static int cayman_cp_resume(struct radeon_device *rdev) return 0; } +/* + * DMA + * Starting with R600, the GPU has an asynchronous + * DMA engine. The programming model is very similar + * to the 3D engine (ring buffer, IBs, etc.), but the + * DMA controller has it's own packet format that is + * different form the PM4 format used by the 3D engine. + * It supports copying data, writing embedded data, + * solid fills, and a number of other things. It also + * has support for tiling/detiling of buffers. + * Cayman and newer support two asynchronous DMA engines. + */ +/** + * cayman_dma_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 (cayman-SI). + */ +void cayman_dma_ring_ib_execute(struct radeon_device *rdev, + struct radeon_ib *ib) +{ + struct radeon_ring *ring = &rdev->ring[ib->ring]; + + if (rdev->wb.enabled) { + u32 next_rptr = ring->wptr + 4; + while ((next_rptr & 7) != 5) + next_rptr++; + next_rptr += 3; + radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1)); + radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc); + radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xff); + radeon_ring_write(ring, next_rptr); + } + + /* The indirect buffer packet must end on an 8 DW boundary in the DMA ring. + * Pad as necessary with NOPs. + */ + while ((ring->wptr & 7) != 5) + radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0)); + radeon_ring_write(ring, DMA_IB_PACKET(DMA_PACKET_INDIRECT_BUFFER, ib->vm ? ib->vm->id : 0, 0)); + radeon_ring_write(ring, (ib->gpu_addr & 0xFFFFFFE0)); + radeon_ring_write(ring, (ib->length_dw << 12) | (upper_32_bits(ib->gpu_addr) & 0xFF)); + +} + +/** + * cayman_dma_stop - stop the async dma engines + * + * @rdev: radeon_device pointer + * + * Stop the async dma engines (cayman-SI). + */ +void cayman_dma_stop(struct radeon_device *rdev) +{ + u32 rb_cntl; + + radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); + + /* dma0 */ + rb_cntl = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET); + rb_cntl &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, rb_cntl); + + /* dma1 */ + rb_cntl = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET); + rb_cntl &= ~DMA_RB_ENABLE; + WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, rb_cntl); + + rdev->ring[R600_RING_TYPE_DMA_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX].ready = false; +} + +/** + * cayman_dma_resume - setup and start the async dma engines + * + * @rdev: radeon_device pointer + * + * Set up the DMA ring buffers and enable them. (cayman-SI). + * Returns 0 for success, error for failure. + */ +int cayman_dma_resume(struct radeon_device *rdev) +{ + struct radeon_ring *ring; + u32 rb_cntl, dma_cntl; + u32 rb_bufsz; + u32 reg_offset, wb_offset; + int i, r; + + /* Reset dma */ + WREG32(SRBM_SOFT_RESET, SOFT_RESET_DMA | SOFT_RESET_DMA1); + RREG32(SRBM_SOFT_RESET); + udelay(50); + WREG32(SRBM_SOFT_RESET, 0); + + for (i = 0; i < 2; i++) { + if (i == 0) { + ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; + reg_offset = DMA0_REGISTER_OFFSET; + wb_offset = R600_WB_DMA_RPTR_OFFSET; + } else { + ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]; + reg_offset = DMA1_REGISTER_OFFSET; + wb_offset = CAYMAN_WB_DMA1_RPTR_OFFSET; + } + + WREG32(DMA_SEM_INCOMPLETE_TIMER_CNTL + reg_offset, 0); + WREG32(DMA_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 |= DMA_RB_SWAP_ENABLE | DMA_RPTR_WRITEBACK_SWAP_ENABLE; +#endif + WREG32(DMA_RB_CNTL + reg_offset, rb_cntl); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(DMA_RB_RPTR + reg_offset, 0); + WREG32(DMA_RB_WPTR + reg_offset, 0); + + /* set the wb address whether it's enabled or not */ + WREG32(DMA_RB_RPTR_ADDR_HI + reg_offset, + upper_32_bits(rdev->wb.gpu_addr + wb_offset) & 0xFF); + WREG32(DMA_RB_RPTR_ADDR_LO + reg_offset, + ((rdev->wb.gpu_addr + wb_offset) & 0xFFFFFFFC)); + + if (rdev->wb.enabled) + rb_cntl |= DMA_RPTR_WRITEBACK_ENABLE; + + WREG32(DMA_RB_BASE + reg_offset, ring->gpu_addr >> 8); + + /* enable DMA IBs */ + WREG32(DMA_IB_CNTL + reg_offset, DMA_IB_ENABLE | CMD_VMID_FORCE); + + dma_cntl = RREG32(DMA_CNTL + reg_offset); + dma_cntl &= ~CTXEMPTY_INT_ENABLE; + WREG32(DMA_CNTL + reg_offset, dma_cntl); + + ring->wptr = 0; + WREG32(DMA_RB_WPTR + reg_offset, ring->wptr << 2); + + ring->rptr = RREG32(DMA_RB_RPTR + reg_offset) >> 2; + + WREG32(DMA_RB_CNTL + reg_offset, rb_cntl | DMA_RB_ENABLE); + + 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; +} + +/** + * cayman_dma_fini - tear down the async dma engines + * + * @rdev: radeon_device pointer + * + * Stop the async dma engines and free the rings (cayman-SI). + */ +void cayman_dma_fini(struct radeon_device *rdev) +{ + cayman_dma_stop(rdev); + radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX]); + radeon_ring_fini(rdev, &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]); +} + static int cayman_gpu_soft_reset(struct radeon_device *rdev) { struct evergreen_mc_save save; @@ -1218,6 +1396,32 @@ int cayman_asic_reset(struct radeon_device *rdev) return cayman_gpu_soft_reset(rdev); } +/** + * cayman_dma_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 (cayman-SI). + * Returns true if the engine appears to be locked up, false if not. + */ +bool cayman_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) +{ + u32 dma_status_reg; + + if (ring->idx == R600_RING_TYPE_DMA_INDEX) + dma_status_reg = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET); + else + dma_status_reg = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET); + if (dma_status_reg & DMA_IDLE) { + radeon_ring_lockup_update(ring); + return false; + } + /* force ring activities */ + radeon_ring_force_activity(rdev, ring); + return radeon_ring_test_lockup(rdev, ring); +} + static int cayman_startup(struct radeon_device *rdev) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; @@ -1299,6 +1503,18 @@ static int cayman_startup(struct radeon_device *rdev) return r; } + r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r); + return r; + } + + r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r); + return r; + } + /* Enable IRQ */ r = r600_irq_init(rdev); if (r) { @@ -1313,6 +1529,23 @@ static int cayman_startup(struct radeon_device *rdev) 0, 0xfffff, 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 + DMA0_REGISTER_OFFSET, + DMA_RB_WPTR + DMA0_REGISTER_OFFSET, + 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0)); + if (r) + return r; + + ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET, + DMA_RB_RPTR + DMA1_REGISTER_OFFSET, + DMA_RB_WPTR + DMA1_REGISTER_OFFSET, + 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0)); + if (r) + return r; + r = cayman_cp_load_microcode(rdev); if (r) return r; @@ -1320,6 +1553,10 @@ static int cayman_startup(struct radeon_device *rdev) if (r) return r; + r = cayman_dma_resume(rdev); + if (r) + return r; + r = radeon_ib_pool_init(rdev); if (r) { dev_err(rdev->dev, "IB initialization failed (%d).\n", r); @@ -1364,7 +1601,7 @@ int cayman_suspend(struct radeon_device *rdev) { r600_audio_fini(rdev); cayman_cp_enable(rdev, false); - rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; + cayman_dma_stop(rdev); evergreen_irq_suspend(rdev); radeon_wb_disable(rdev); cayman_pcie_gart_disable(rdev); @@ -1431,6 +1668,14 @@ int cayman_init(struct radeon_device *rdev) ring->ring_obj = NULL; r600_ring_init(rdev, ring, 1024 * 1024); + ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 64 * 1024); + + ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 64 * 1024); + rdev->ih.ring_obj = NULL; r600_ih_ring_init(rdev, 64 * 1024); @@ -1443,6 +1688,7 @@ int cayman_init(struct radeon_device *rdev) if (r) { dev_err(rdev->dev, "disabling GPU acceleration\n"); cayman_cp_fini(rdev); + cayman_dma_fini(rdev); r600_irq_fini(rdev); if (rdev->flags & RADEON_IS_IGP) si_rlc_fini(rdev); @@ -1473,6 +1719,7 @@ void cayman_fini(struct radeon_device *rdev) { r600_blit_fini(rdev); cayman_cp_fini(rdev); + cayman_dma_fini(rdev); r600_irq_fini(rdev); if (rdev->flags & RADEON_IS_IGP) si_rlc_fini(rdev); @@ -1606,3 +1853,26 @@ void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0)); radeon_ring_write(ring, 0x0); } + +void cayman_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) +{ + struct radeon_ring *ring = &rdev->ring[ridx]; + + if (vm == NULL) + return; + + radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0)); + radeon_ring_write(ring, (0xf << 16) | ((VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2)) >> 2)); + radeon_ring_write(ring, vm->pd_gpu_addr >> 12); + + /* flush hdp cache */ + radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0)); + radeon_ring_write(ring, (0xf << 16) | (HDP_MEM_COHERENCY_FLUSH_CNTL >> 2)); + radeon_ring_write(ring, 1); + + /* bits 0-7 are the VM contexts0-7 */ + radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0)); + radeon_ring_write(ring, (0xf << 16) | (VM_INVALIDATE_REQUEST >> 2)); + radeon_ring_write(ring, 1 << vm->id); +} + diff --git a/drivers/gpu/drm/radeon/nid.h b/drivers/gpu/drm/radeon/nid.h index f5e54a7e2bf2..b93186b8ee4b 100644 --- a/drivers/gpu/drm/radeon/nid.h +++ b/drivers/gpu/drm/radeon/nid.h @@ -50,6 +50,24 @@ #define VMID(x) (((x) & 0x7) << 0) #define SRBM_STATUS 0x0E50 +#define SRBM_SOFT_RESET 0x0E60 +#define SOFT_RESET_BIF (1 << 1) +#define SOFT_RESET_CG (1 << 2) +#define SOFT_RESET_DC (1 << 5) +#define SOFT_RESET_DMA1 (1 << 6) +#define SOFT_RESET_GRBM (1 << 8) +#define SOFT_RESET_HDP (1 << 9) +#define SOFT_RESET_IH (1 << 10) +#define SOFT_RESET_MC (1 << 11) +#define SOFT_RESET_RLC (1 << 13) +#define SOFT_RESET_ROM (1 << 14) +#define SOFT_RESET_SEM (1 << 15) +#define SOFT_RESET_VMC (1 << 17) +#define SOFT_RESET_DMA (1 << 20) +#define SOFT_RESET_TST (1 << 21) +#define SOFT_RESET_REGBB (1 << 22) +#define SOFT_RESET_ORB (1 << 23) + #define VM_CONTEXT0_REQUEST_RESPONSE 0x1470 #define REQUEST_TYPE(x) (((x) & 0xf) << 0) #define RESPONSE_TYPE_MASK 0x000000F0 @@ -599,5 +617,62 @@ #define PACKET3_SET_APPEND_CNT 0x75 #define PACKET3_ME_WRITE 0x7A +/* ASYNC DMA - first instance at 0xd000, second at 0xd800 */ +#define DMA0_REGISTER_OFFSET 0x0 /* not a register */ +#define DMA1_REGISTER_OFFSET 0x800 /* not a register */ + +#define DMA_RB_CNTL 0xd000 +# define DMA_RB_ENABLE (1 << 0) +# define DMA_RB_SIZE(x) ((x) << 1) /* log2 */ +# define DMA_RB_SWAP_ENABLE (1 << 9) /* 8IN32 */ +# define DMA_RPTR_WRITEBACK_ENABLE (1 << 12) +# define DMA_RPTR_WRITEBACK_SWAP_ENABLE (1 << 13) /* 8IN32 */ +# define DMA_RPTR_WRITEBACK_TIMER(x) ((x) << 16) /* log2 */ +#define DMA_RB_BASE 0xd004 +#define DMA_RB_RPTR 0xd008 +#define DMA_RB_WPTR 0xd00c + +#define DMA_RB_RPTR_ADDR_HI 0xd01c +#define DMA_RB_RPTR_ADDR_LO 0xd020 + +#define DMA_IB_CNTL 0xd024 +# define DMA_IB_ENABLE (1 << 0) +# define DMA_IB_SWAP_ENABLE (1 << 4) +# define CMD_VMID_FORCE (1 << 31) +#define DMA_IB_RPTR 0xd028 +#define DMA_CNTL 0xd02c +# define TRAP_ENABLE (1 << 0) +# define SEM_INCOMPLETE_INT_ENABLE (1 << 1) +# define SEM_WAIT_INT_ENABLE (1 << 2) +# define DATA_SWAP_ENABLE (1 << 3) +# define FENCE_SWAP_ENABLE (1 << 4) +# define CTXEMPTY_INT_ENABLE (1 << 28) +#define DMA_STATUS_REG 0xd034 +# define DMA_IDLE (1 << 0) +#define DMA_SEM_INCOMPLETE_TIMER_CNTL 0xd044 +#define DMA_SEM_WAIT_FAIL_TIMER_CNTL 0xd048 +#define DMA_TILING_CONFIG 0xd0b8 +#define DMA_MODE 0xd0bc + +#define DMA_PACKET(cmd, t, s, n) ((((cmd) & 0xF) << 28) | \ + (((t) & 0x1) << 23) | \ + (((s) & 0x1) << 22) | \ + (((n) & 0xFFFFF) << 0)) + +#define DMA_IB_PACKET(cmd, vmid, n) ((((cmd) & 0xF) << 28) | \ + (((vmid) & 0xF) << 20) | \ + (((n) & 0xFFFFF) << 0)) + +/* async DMA Packet types */ +#define DMA_PACKET_WRITE 0x2 +#define DMA_PACKET_COPY 0x3 +#define DMA_PACKET_INDIRECT_BUFFER 0x4 +#define DMA_PACKET_SEMAPHORE 0x5 +#define DMA_PACKET_FENCE 0x6 +#define DMA_PACKET_TRAP 0x7 +#define DMA_PACKET_SRBM_WRITE 0x9 +#define DMA_PACKET_CONSTANT_FILL 0xd +#define DMA_PACKET_NOP 0xf + #endif diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 461bf53709f5..38b6fa374053 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -109,7 +109,7 @@ extern int radeon_lockup_timeout; #define RADEON_BIOS_NUM_SCRATCH 8 /* max number of rings */ -#define RADEON_NUM_RINGS 4 +#define RADEON_NUM_RINGS 5 /* fence seq are set to this number when signaled */ #define RADEON_FENCE_SIGNALED_SEQ 0LL @@ -124,6 +124,8 @@ extern int radeon_lockup_timeout; /* R600+ has an async dma ring */ #define R600_RING_TYPE_DMA_INDEX 3 +/* cayman add a second async dma ring */ +#define CAYMAN_RING_TYPE_DMA1_INDEX 4 /* hardcode those limit for now */ #define RADEON_VA_IB_OFFSET (1 << 20) @@ -893,6 +895,7 @@ struct radeon_wb { #define RADEON_WB_CP2_RPTR_OFFSET 1536 #define R600_WB_DMA_RPTR_OFFSET 1792 #define R600_WB_IH_WPTR_OFFSET 2048 +#define CAYMAN_WB_DMA1_RPTR_OFFSET 2304 #define R600_WB_EVENT_OFFSET 3072 /** diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 1dd8d927e035..8cf8ae86973c 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1481,6 +1481,26 @@ static struct radeon_asic cayman_asic = { .ib_test = &r600_ib_test, .is_lockup = &evergreen_gpu_is_lockup, .vm_flush = &cayman_vm_flush, + }, + [R600_RING_TYPE_DMA_INDEX] = { + .ib_execute = &cayman_dma_ring_ib_execute, + .emit_fence = &evergreen_dma_fence_ring_emit, + .emit_semaphore = &r600_dma_semaphore_ring_emit, + .cs_parse = NULL, + .ring_test = &r600_dma_ring_test, + .ib_test = &r600_dma_ib_test, + .is_lockup = &cayman_dma_is_lockup, + .vm_flush = &cayman_dma_vm_flush, + }, + [CAYMAN_RING_TYPE_DMA1_INDEX] = { + .ib_execute = &cayman_dma_ring_ib_execute, + .emit_fence = &evergreen_dma_fence_ring_emit, + .emit_semaphore = &r600_dma_semaphore_ring_emit, + .cs_parse = NULL, + .ring_test = &r600_dma_ring_test, + .ib_test = &r600_dma_ib_test, + .is_lockup = &cayman_dma_is_lockup, + .vm_flush = &cayman_dma_vm_flush, } }, .irq = { @@ -1497,8 +1517,8 @@ static struct radeon_asic cayman_asic = { .copy = { .blit = &r600_copy_blit, .blit_ring_index = RADEON_RING_TYPE_GFX_INDEX, - .dma = NULL, - .dma_ring_index = RADEON_RING_TYPE_GFX_INDEX, + .dma = &evergreen_copy_dma, + .dma_ring_index = R600_RING_TYPE_DMA_INDEX, .copy = &r600_copy_blit, .copy_ring_index = RADEON_RING_TYPE_GFX_INDEX, }, @@ -1586,6 +1606,26 @@ static struct radeon_asic trinity_asic = { .ib_test = &r600_ib_test, .is_lockup = &evergreen_gpu_is_lockup, .vm_flush = &cayman_vm_flush, + }, + [R600_RING_TYPE_DMA_INDEX] = { + .ib_execute = &cayman_dma_ring_ib_execute, + .emit_fence = &evergreen_dma_fence_ring_emit, + .emit_semaphore = &r600_dma_semaphore_ring_emit, + .cs_parse = NULL, + .ring_test = &r600_dma_ring_test, + .ib_test = &r600_dma_ib_test, + .is_lockup = &cayman_dma_is_lockup, + .vm_flush = &cayman_dma_vm_flush, + }, + [CAYMAN_RING_TYPE_DMA1_INDEX] = { + .ib_execute = &cayman_dma_ring_ib_execute, + .emit_fence = &evergreen_dma_fence_ring_emit, + .emit_semaphore = &r600_dma_semaphore_ring_emit, + .cs_parse = NULL, + .ring_test = &r600_dma_ring_test, + .ib_test = &r600_dma_ib_test, + .is_lockup = &cayman_dma_is_lockup, + .vm_flush = &cayman_dma_vm_flush, } }, .irq = { @@ -1602,8 +1642,8 @@ static struct radeon_asic trinity_asic = { .copy = { .blit = &r600_copy_blit, .blit_ring_index = RADEON_RING_TYPE_GFX_INDEX, - .dma = NULL, - .dma_ring_index = RADEON_RING_TYPE_GFX_INDEX, + .dma = &evergreen_copy_dma, + .dma_ring_index = R600_RING_TYPE_DMA_INDEX, .copy = &r600_copy_blit, .copy_ring_index = RADEON_RING_TYPE_GFX_INDEX, }, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 7a2705d0a4d9..c2988f706524 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -470,6 +470,10 @@ void cayman_vm_set_page(struct radeon_device *rdev, uint64_t pe, uint64_t addr, unsigned count, uint32_t incr, uint32_t flags); int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib); +void cayman_dma_ring_ib_execute(struct radeon_device *rdev, + struct radeon_ib *ib); +bool cayman_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring); +void cayman_dma_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm); /* DCE6 - SI */ void dce6_bandwidth_update(struct radeon_device *rdev); |