diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-11-21 14:56:17 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-11-21 14:56:17 -0800 |
| commit | 28eb75e178d389d325f1666e422bc13bbbb9804c (patch) | |
| tree | 20417b4e798f98fc5687e80c1e0126afcf437c70 /drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | |
| parent | 071b34dcf71523a559b6c39f5d21a268a9531b50 (diff) | |
| parent | a163b895077861598be48c1cf7f4a88413c28b22 (diff) | |
Merge tag 'drm-next-2024-11-21' of https://gitlab.freedesktop.org/drm/kernel
Pull drm updates from Dave Airlie:
"There's a lot of rework, the panic helper support is being added to
more drivers, v3d gets support for HW superpages, scheduler
documentation, drm client and video aperture reworks, some new
MAINTAINERS added, amdgpu has the usual lots of IP refactors, Intel
has some Pantherlake enablement and xe is getting some SRIOV bits, but
just lots of stuff everywhere.
core:
- split DSC helpers from DP helpers
- clang build fixes for drm/mm test
- drop simple pipeline support for gem vram
- document submission error signaling
- move drm_rect to drm core module from kms helper
- add default client setup to most drivers
- move to video aperture helpers instead of drm ones
tests:
- new framebuffer tests
ttm:
- remove swapped and pinned BOs from TTM lru
panic:
- fix uninit spinlock
- add ABGR2101010 support
bridge:
- add TI TDP158 support
- use standard PM OPS
dma-fence:
- use read_trylock instead of read_lock to help lockdep
scheduler:
- add errno to sched start to report different errors
- add locking to drm_sched_entity_modify_sched
- improve documentation
xe:
- add drm_line_printer
- lots of refactoring
- Enable Xe2 + PES disaggregation
- add new ARL PCI ID
- SRIOV development work
- fix exec unnecessary implicit fence
- define and parse OA sync props
- forcewake refactoring
i915:
- Enable BMG/LNL ultra joiner
- Enable 10bpx + CCS scanout on ICL+, fp16/CCS on TGL+
- use DSB for plane/color mgmt
- Arrow lake PCI IDs
- lots of i915/xe display refactoring
- enable PXP GuC autoteardown
- Pantherlake (PTL) Xe3 LPD display enablement
- Allow fastset HDR infoframe changes
- write DP source OUI for non-eDP sinks
- share PCI IDs between i915 and xe
amdgpu:
- SDMA queue reset support
- SMU 13.0.6, JPEG 4.0.3 updates
- Initial runtime repartitioning support
- rework IP structs for multiple IP instances
- Fetch EDID from _DDC if available
- SMU13 zero rpm user control
- lots of fixes/cleanups
amdkfd:
- Increase event FIFO size
- add topology cap flag for per queue reset
msm:
- DPU:
- SA8775P support
- (disabled by default) MSM8917, MSM8937, MSM8953 and MSM8996 support
- Enable large framebuffer support
- Drop MSM8998 and SDM845
- DP:
- SA8775P support
- GPU:
- a7xx preemption support
- Adreno A663 support
ast:
- warn about unsupported TX chips
ivpu:
- add coredump
- add pantherlake support
rockchip:
- 4K@60Hz display enablement
- generate pll programming tables
panthor:
- add timestamp query API
- add realtime group priority
- add fdinfo support
etnaviv:
- improve handling of DMA address limits
- improve GPU hangcheck
exynos:
- Decon Exynos7870 support
mediatek:
- add OF graph support
omap:
- locking fixes
bochs:
- convert to gem/shmem from simpledrm
v3d:
- support big/super pages
- add gemfs
vc4:
- BCM2712 support refactoring
- add YUV444 format support
udmabuf:
- folio related fixes
nouveau:
- add panic support on nv50+"
* tag 'drm-next-2024-11-21' of https://gitlab.freedesktop.org/drm/kernel: (1583 commits)
drm/xe/guc: Fix dereference before NULL check
drm/amd: Fix initialization mistake for NBIO 7.7.0
Revert "drm/amd/display: parse umc_info or vram_info based on ASIC"
drm/amd/display: Fix failure to read vram info due to static BP_RESULT
drm/amdgpu: enable GTT fallback handling for dGPUs only
drm/amd/amdgpu: limit single process inside MES
drm/fourcc: add AMD_FMT_MOD_TILE_GFX9_4K_D_X
drm/amdgpu/mes12: correct kiq unmap latency
drm/amdgpu: Support vcn and jpeg error info parsing
drm/amd : Update MES API header file for v11 & v12
drm/amd/amdkfd: add/remove kfd queues on start/stop KFD scheduling
drm/amdkfd: change kfd process kref count at creation
drm/amdgpu: Cleanup shift coding style
drm/amd/amdgpu: Increase MES log buffer to dump mes scratch data
drm/amdgpu: Implement virt req_ras_err_count
drm/amdgpu: VF Query RAS Caps from Host if supported
drm/amdgpu: Add msg handlers for SRIOV RAS Telemetry
drm/amdgpu: Update SRIOV Exchange Headers for RAS Telemetry Support
drm/amd/display: 3.2.309
drm/amd/display: Adjust VSDB parser for replay feature
...
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 406 |
1 files changed, 265 insertions, 141 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c index 3e48ea38385d..fa9b40934957 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c @@ -705,14 +705,16 @@ static void sdma_v5_0_enable(struct amdgpu_device *adev, bool enable) } /** - * sdma_v5_0_gfx_resume - setup and start the async dma engines + * sdma_v5_0_gfx_resume_instance - start/restart a certain sdma engine * * @adev: amdgpu_device pointer + * @i: instance + * @restore: used to restore wptr when restart * - * Set up the gfx DMA ring buffers and enable them (NAVI10). - * Returns 0 for success, error for failure. + * Set up the gfx DMA ring buffers and enable them. On restart, we will restore wptr and rptr. + * Return 0 for success. */ -static int sdma_v5_0_gfx_resume(struct amdgpu_device *adev) +static int sdma_v5_0_gfx_resume_instance(struct amdgpu_device *adev, int i, bool restore) { struct amdgpu_ring *ring; u32 rb_cntl, ib_cntl; @@ -722,142 +724,163 @@ static int sdma_v5_0_gfx_resume(struct amdgpu_device *adev) u32 temp; u32 wptr_poll_cntl; u64 wptr_gpu_addr; - int i, r; - for (i = 0; i < adev->sdma.num_instances; i++) { - ring = &adev->sdma.instance[i].ring; + ring = &adev->sdma.instance[i].ring; - if (!amdgpu_sriov_vf(adev)) - WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_SEM_WAIT_FAIL_TIMER_CNTL), 0); + if (!amdgpu_sriov_vf(adev)) + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_SEM_WAIT_FAIL_TIMER_CNTL), 0); - /* Set ring buffer size in dwords */ - rb_bufsz = order_base_2(ring->ring_size / 4); - rb_cntl = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL)); - rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_SIZE, rb_bufsz); + /* Set ring buffer size in dwords */ + rb_bufsz = order_base_2(ring->ring_size / 4); + rb_cntl = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL)); + rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_SIZE, rb_bufsz); #ifdef __BIG_ENDIAN - rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_SWAP_ENABLE, 1); - rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, - RPTR_WRITEBACK_SWAP_ENABLE, 1); + rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_SWAP_ENABLE, 1); + rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, + RPTR_WRITEBACK_SWAP_ENABLE, 1); #endif - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL), rb_cntl); - - /* Initialize the ring buffer's read and write pointers */ + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL), rb_cntl); + + /* Initialize the ring buffer's read and write pointers */ + if (restore) { + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR), lower_32_bits(ring->wptr << 2)); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR_HI), upper_32_bits(ring->wptr << 2)); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR), lower_32_bits(ring->wptr << 2)); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_HI), upper_32_bits(ring->wptr << 2)); + } else { WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR), 0); WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR_HI), 0); WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR), 0); WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_HI), 0); - - /* setup the wptr shadow polling */ - wptr_gpu_addr = ring->wptr_gpu_addr; - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_POLL_ADDR_LO), - lower_32_bits(wptr_gpu_addr)); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_POLL_ADDR_HI), - upper_32_bits(wptr_gpu_addr)); - wptr_poll_cntl = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, - mmSDMA0_GFX_RB_WPTR_POLL_CNTL)); - wptr_poll_cntl = REG_SET_FIELD(wptr_poll_cntl, - SDMA0_GFX_RB_WPTR_POLL_CNTL, - F32_POLL_ENABLE, 1); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_POLL_CNTL), - wptr_poll_cntl); - - /* set the wb address whether it's enabled or not */ - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR_ADDR_HI), - upper_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFF); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR_ADDR_LO), - lower_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFC); - - rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RPTR_WRITEBACK_ENABLE, 1); - - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_BASE), - ring->gpu_addr >> 8); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_BASE_HI), - ring->gpu_addr >> 40); - + } + /* setup the wptr shadow polling */ + wptr_gpu_addr = ring->wptr_gpu_addr; + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_POLL_ADDR_LO), + lower_32_bits(wptr_gpu_addr)); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_POLL_ADDR_HI), + upper_32_bits(wptr_gpu_addr)); + wptr_poll_cntl = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, + mmSDMA0_GFX_RB_WPTR_POLL_CNTL)); + wptr_poll_cntl = REG_SET_FIELD(wptr_poll_cntl, + SDMA0_GFX_RB_WPTR_POLL_CNTL, + F32_POLL_ENABLE, 1); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_POLL_CNTL), + wptr_poll_cntl); + + /* set the wb address whether it's enabled or not */ + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR_ADDR_HI), + upper_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFF); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_RPTR_ADDR_LO), + lower_32_bits(ring->rptr_gpu_addr) & 0xFFFFFFFC); + + rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RPTR_WRITEBACK_ENABLE, 1); + + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_BASE), + ring->gpu_addr >> 8); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_BASE_HI), + ring->gpu_addr >> 40); + + if (!restore) ring->wptr = 0; - /* before programing wptr to a less value, need set minor_ptr_update first */ - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_MINOR_PTR_UPDATE), 1); + /* before programing wptr to a less value, need set minor_ptr_update first */ + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_MINOR_PTR_UPDATE), 1); - if (!amdgpu_sriov_vf(adev)) { /* only bare-metal use register write for wptr */ - WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR), - lower_32_bits(ring->wptr << 2)); - WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_HI), - upper_32_bits(ring->wptr << 2)); - } + if (!amdgpu_sriov_vf(adev)) { /* only bare-metal use register write for wptr */ + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR), + lower_32_bits(ring->wptr << 2)); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_WPTR_HI), + upper_32_bits(ring->wptr << 2)); + } - doorbell = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_DOORBELL)); - doorbell_offset = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, - mmSDMA0_GFX_DOORBELL_OFFSET)); + doorbell = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_DOORBELL)); + doorbell_offset = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, + mmSDMA0_GFX_DOORBELL_OFFSET)); - if (ring->use_doorbell) { - doorbell = REG_SET_FIELD(doorbell, SDMA0_GFX_DOORBELL, ENABLE, 1); - doorbell_offset = REG_SET_FIELD(doorbell_offset, SDMA0_GFX_DOORBELL_OFFSET, - OFFSET, ring->doorbell_index); - } else { - doorbell = REG_SET_FIELD(doorbell, SDMA0_GFX_DOORBELL, ENABLE, 0); - } - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_DOORBELL), doorbell); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_DOORBELL_OFFSET), - doorbell_offset); + if (ring->use_doorbell) { + doorbell = REG_SET_FIELD(doorbell, SDMA0_GFX_DOORBELL, ENABLE, 1); + doorbell_offset = REG_SET_FIELD(doorbell_offset, SDMA0_GFX_DOORBELL_OFFSET, + OFFSET, ring->doorbell_index); + } else { + doorbell = REG_SET_FIELD(doorbell, SDMA0_GFX_DOORBELL, ENABLE, 0); + } + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_DOORBELL), doorbell); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_DOORBELL_OFFSET), + doorbell_offset); - adev->nbio.funcs->sdma_doorbell_range(adev, i, ring->use_doorbell, - ring->doorbell_index, 20); + adev->nbio.funcs->sdma_doorbell_range(adev, i, ring->use_doorbell, + ring->doorbell_index, 20); - if (amdgpu_sriov_vf(adev)) - sdma_v5_0_ring_set_wptr(ring); + if (amdgpu_sriov_vf(adev)) + sdma_v5_0_ring_set_wptr(ring); - /* set minor_ptr_update to 0 after wptr programed */ - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_MINOR_PTR_UPDATE), 0); + /* set minor_ptr_update to 0 after wptr programed */ + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_MINOR_PTR_UPDATE), 0); - if (!amdgpu_sriov_vf(adev)) { - /* set utc l1 enable flag always to 1 */ - temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_CNTL)); - temp = REG_SET_FIELD(temp, SDMA0_CNTL, UTC_L1_ENABLE, 1); - - /* enable MCBP */ - temp = REG_SET_FIELD(temp, SDMA0_CNTL, MIDCMD_PREEMPT_ENABLE, 1); - WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_CNTL), temp); - - /* Set up RESP_MODE to non-copy addresses */ - temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_CNTL)); - temp = REG_SET_FIELD(temp, SDMA0_UTCL1_CNTL, RESP_MODE, 3); - temp = REG_SET_FIELD(temp, SDMA0_UTCL1_CNTL, REDO_DELAY, 9); - WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_CNTL), temp); - - /* program default cache read and write policy */ - temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_PAGE)); - /* clean read policy and write policy bits */ - temp &= 0xFF0FFF; - temp |= ((CACHE_READ_POLICY_L2__DEFAULT << 12) | (CACHE_WRITE_POLICY_L2__DEFAULT << 14)); - WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_PAGE), temp); - } + if (!amdgpu_sriov_vf(adev)) { + /* set utc l1 enable flag always to 1 */ + temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_CNTL)); + temp = REG_SET_FIELD(temp, SDMA0_CNTL, UTC_L1_ENABLE, 1); + + /* enable MCBP */ + temp = REG_SET_FIELD(temp, SDMA0_CNTL, MIDCMD_PREEMPT_ENABLE, 1); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_CNTL), temp); + + /* Set up RESP_MODE to non-copy addresses */ + temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_CNTL)); + temp = REG_SET_FIELD(temp, SDMA0_UTCL1_CNTL, RESP_MODE, 3); + temp = REG_SET_FIELD(temp, SDMA0_UTCL1_CNTL, REDO_DELAY, 9); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_CNTL), temp); + + /* program default cache read and write policy */ + temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_PAGE)); + /* clean read policy and write policy bits */ + temp &= 0xFF0FFF; + temp |= ((CACHE_READ_POLICY_L2__DEFAULT << 12) | (CACHE_WRITE_POLICY_L2__DEFAULT << 14)); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_UTCL1_PAGE), temp); + } - if (!amdgpu_sriov_vf(adev)) { - /* unhalt engine */ - temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_F32_CNTL)); - temp = REG_SET_FIELD(temp, SDMA0_F32_CNTL, HALT, 0); - WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_F32_CNTL), temp); - } + if (!amdgpu_sriov_vf(adev)) { + /* unhalt engine */ + temp = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_F32_CNTL)); + temp = REG_SET_FIELD(temp, SDMA0_F32_CNTL, HALT, 0); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_F32_CNTL), temp); + } - /* enable DMA RB */ - rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_ENABLE, 1); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL), rb_cntl); + /* enable DMA RB */ + rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_ENABLE, 1); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL), rb_cntl); - ib_cntl = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL)); - ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, 1); + ib_cntl = RREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL)); + ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, 1); #ifdef __BIG_ENDIAN - ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_SWAP_ENABLE, 1); + ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_SWAP_ENABLE, 1); #endif - /* enable DMA IBs */ - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL), ib_cntl); + /* enable DMA IBs */ + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL), ib_cntl); - if (amdgpu_sriov_vf(adev)) { /* bare-metal sequence doesn't need below to lines */ - sdma_v5_0_ctx_switch_enable(adev, true); - sdma_v5_0_enable(adev, true); - } + if (amdgpu_sriov_vf(adev)) { /* bare-metal sequence doesn't need below to lines */ + sdma_v5_0_ctx_switch_enable(adev, true); + sdma_v5_0_enable(adev, true); + } + + return amdgpu_ring_test_helper(ring); +} + +/** + * sdma_v5_0_gfx_resume - setup and start the async dma engines + * + * @adev: amdgpu_device pointer + * + * Set up the gfx DMA ring buffers and enable them (NAVI10). + * Returns 0 for success, error for failure. + */ +static int sdma_v5_0_gfx_resume(struct amdgpu_device *adev) +{ + int i, r; - r = amdgpu_ring_test_helper(ring); + for (i = 0; i < adev->sdma.num_instances; i++) { + r = sdma_v5_0_gfx_resume_instance(adev, i, false); if (r) return r; } @@ -1366,9 +1389,9 @@ static void sdma_v5_0_ring_emit_reg_write_reg_wait(struct amdgpu_ring *ring, amdgpu_ring_emit_reg_wait(ring, reg1, mask, mask); } -static int sdma_v5_0_early_init(void *handle) +static int sdma_v5_0_early_init(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; int r; r = sdma_v5_0_init_microcode(adev); @@ -1385,11 +1408,11 @@ static int sdma_v5_0_early_init(void *handle) } -static int sdma_v5_0_sw_init(void *handle) +static int sdma_v5_0_sw_init(struct amdgpu_ip_block *ip_block) { struct amdgpu_ring *ring; int r, i; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; uint32_t reg_count = ARRAY_SIZE(sdma_reg_list_5_0); uint32_t *ptr; @@ -1429,6 +1452,19 @@ static int sdma_v5_0_sw_init(void *handle) return r; } + adev->sdma.supported_reset = + amdgpu_get_soft_full_reset_mask(&adev->sdma.instance[0].ring); + switch (amdgpu_ip_version(adev, SDMA0_HWIP, 0)) { + case IP_VERSION(5, 0, 0): + case IP_VERSION(5, 0, 2): + case IP_VERSION(5, 0, 5): + if (adev->sdma.instance[0].fw_version >= 35) + adev->sdma.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE; + break; + default: + break; + } + /* Allocate memory for SDMA IP Dump buffer */ ptr = kcalloc(adev->sdma.num_instances * reg_count, sizeof(uint32_t), GFP_KERNEL); if (ptr) @@ -1436,17 +1472,22 @@ static int sdma_v5_0_sw_init(void *handle) else DRM_ERROR("Failed to allocated memory for SDMA IP Dump\n"); + r = amdgpu_sdma_sysfs_reset_mask_init(adev); + if (r) + return r; + return r; } -static int sdma_v5_0_sw_fini(void *handle) +static int sdma_v5_0_sw_fini(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; int i; for (i = 0; i < adev->sdma.num_instances; i++) amdgpu_ring_fini(&adev->sdma.instance[i].ring); + amdgpu_sdma_sysfs_reset_mask_fini(adev); amdgpu_sdma_destroy_inst_ctx(adev, false); kfree(adev->sdma.ip_dump); @@ -1454,10 +1495,10 @@ static int sdma_v5_0_sw_fini(void *handle) return 0; } -static int sdma_v5_0_hw_init(void *handle) +static int sdma_v5_0_hw_init(struct amdgpu_ip_block *ip_block) { int r; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; sdma_v5_0_init_golden_registers(adev); @@ -1466,9 +1507,9 @@ static int sdma_v5_0_hw_init(void *handle) return r; } -static int sdma_v5_0_hw_fini(void *handle) +static int sdma_v5_0_hw_fini(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; if (amdgpu_sriov_vf(adev)) return 0; @@ -1479,18 +1520,14 @@ static int sdma_v5_0_hw_fini(void *handle) return 0; } -static int sdma_v5_0_suspend(void *handle) +static int sdma_v5_0_suspend(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - return sdma_v5_0_hw_fini(adev); + return sdma_v5_0_hw_fini(ip_block); } -static int sdma_v5_0_resume(void *handle) +static int sdma_v5_0_resume(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - - return sdma_v5_0_hw_init(adev); + return sdma_v5_0_hw_init(ip_block); } static bool sdma_v5_0_is_idle(void *handle) @@ -1508,11 +1545,11 @@ static bool sdma_v5_0_is_idle(void *handle) return true; } -static int sdma_v5_0_wait_for_idle(void *handle) +static int sdma_v5_0_wait_for_idle(struct amdgpu_ip_block *ip_block) { unsigned i; u32 sdma0, sdma1; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; for (i = 0; i < adev->usec_timeout; i++) { sdma0 = RREG32(sdma_v5_0_get_reg_offset(adev, 0, mmSDMA0_STATUS_REG)); @@ -1525,13 +1562,100 @@ static int sdma_v5_0_wait_for_idle(void *handle) return -ETIMEDOUT; } -static int sdma_v5_0_soft_reset(void *handle) +static int sdma_v5_0_soft_reset(struct amdgpu_ip_block *ip_block) { /* todo */ return 0; } +static int sdma_v5_0_reset_queue(struct amdgpu_ring *ring, unsigned int vmid) +{ + struct amdgpu_device *adev = ring->adev; + int i, j, r; + u32 rb_cntl, ib_cntl, f32_cntl, freeze, cntl, preempt, soft_reset, stat1_reg; + + if (amdgpu_sriov_vf(adev)) + return -EINVAL; + + for (i = 0; i < adev->sdma.num_instances; i++) { + if (ring == &adev->sdma.instance[i].ring) + break; + } + + if (i == adev->sdma.num_instances) { + DRM_ERROR("sdma instance not found\n"); + return -EINVAL; + } + + amdgpu_gfx_rlc_enter_safe_mode(adev, 0); + + /* stop queue */ + ib_cntl = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL)); + ib_cntl = REG_SET_FIELD(ib_cntl, SDMA0_GFX_IB_CNTL, IB_ENABLE, 0); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL), ib_cntl); + + rb_cntl = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL)); + rb_cntl = REG_SET_FIELD(rb_cntl, SDMA0_GFX_RB_CNTL, RB_ENABLE, 0); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_RB_CNTL), rb_cntl); + + /* engine stop SDMA1_F32_CNTL.HALT to 1 and SDMAx_FREEZE freeze bit to 1 */ + freeze = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_FREEZE)); + freeze = REG_SET_FIELD(freeze, SDMA0_FREEZE, FREEZE, 1); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_FREEZE), freeze); + + for (j = 0; j < adev->usec_timeout; j++) { + freeze = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_FREEZE)); + if (REG_GET_FIELD(freeze, SDMA0_FREEZE, FROZEN) & 1) + break; + udelay(1); + } + + /* check sdma copy engine all idle if frozen not received*/ + if (j == adev->usec_timeout) { + stat1_reg = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_STATUS1_REG)); + if ((stat1_reg & 0x3FF) != 0x3FF) { + DRM_ERROR("cannot soft reset as sdma not idle\n"); + r = -ETIMEDOUT; + goto err0; + } + } + + f32_cntl = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_F32_CNTL)); + f32_cntl = REG_SET_FIELD(f32_cntl, SDMA0_F32_CNTL, HALT, 1); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_F32_CNTL), f32_cntl); + + cntl = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_CNTL)); + cntl = REG_SET_FIELD(cntl, SDMA0_CNTL, UTC_L1_ENABLE, 0); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_CNTL), cntl); + + /* soft reset SDMA_GFX_PREEMPT.IB_PREEMPT = 0 mmGRBM_SOFT_RESET.SOFT_RESET_SDMA0/1 = 1 */ + preempt = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_PREEMPT)); + preempt = REG_SET_FIELD(preempt, SDMA0_GFX_PREEMPT, IB_PREEMPT, 0); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_PREEMPT), preempt); + + soft_reset = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET); + soft_reset |= 1 << GRBM_SOFT_RESET__SOFT_RESET_SDMA0__SHIFT << i; + + WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, soft_reset); + + udelay(50); + + soft_reset &= ~(1 << GRBM_SOFT_RESET__SOFT_RESET_SDMA0__SHIFT << i); + WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, soft_reset); + + /* unfreeze*/ + freeze = RREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_FREEZE)); + freeze = REG_SET_FIELD(freeze, SDMA0_FREEZE, FREEZE, 0); + WREG32(sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_FREEZE), freeze); + + r = sdma_v5_0_gfx_resume_instance(adev, i, true); + +err0: + amdgpu_gfx_rlc_exit_safe_mode(adev, 0); + return r; +} + static int sdma_v5_0_ring_preempt_ib(struct amdgpu_ring *ring) { int i, r = 0; @@ -1778,9 +1902,9 @@ static void sdma_v5_0_get_clockgating_state(void *handle, u64 *flags) *flags |= AMD_CG_SUPPORT_SDMA_LS; } -static void sdma_v5_0_print_ip_state(void *handle, struct drm_printer *p) +static void sdma_v5_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; int i, j; uint32_t reg_count = ARRAY_SIZE(sdma_reg_list_5_0); uint32_t instance_offset; @@ -1799,9 +1923,9 @@ static void sdma_v5_0_print_ip_state(void *handle, struct drm_printer *p) } } -static void sdma_v5_0_dump_ip_state(void *handle) +static void sdma_v5_0_dump_ip_state(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; int i, j; uint32_t instance_offset; uint32_t reg_count = ARRAY_SIZE(sdma_reg_list_5_0); @@ -1823,7 +1947,6 @@ static void sdma_v5_0_dump_ip_state(void *handle) static const struct amd_ip_funcs sdma_v5_0_ip_funcs = { .name = "sdma_v5_0", .early_init = sdma_v5_0_early_init, - .late_init = NULL, .sw_init = sdma_v5_0_sw_init, .sw_fini = sdma_v5_0_sw_fini, .hw_init = sdma_v5_0_hw_init, @@ -1874,6 +1997,7 @@ static const struct amdgpu_ring_funcs sdma_v5_0_ring_funcs = { .emit_reg_write_reg_wait = sdma_v5_0_ring_emit_reg_write_reg_wait, .init_cond_exec = sdma_v5_0_ring_init_cond_exec, .preempt_ib = sdma_v5_0_ring_preempt_ib, + .reset = sdma_v5_0_reset_queue, }; static void sdma_v5_0_set_ring_funcs(struct amdgpu_device *adev) |
