From c68cbbfd54c68485ac67b5a04c06feacdce15fec Mon Sep 17 00:00:00 2001 From: Christian König Date: Tue, 15 Aug 2023 08:34:27 +0200 Subject: drm/amdgpu: cleanup conditional execution MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit First of all calculating the number of dw to patch into a conditional execution is not something HW generation specific. This is just standard ring buffer calculations. While at it also reduce the BUG_ON() into WARN_ON(). Then instead of a random bit pattern use 0 as default value for the number of dw skipped, this way it's not mandatory any more to patch the conditional execution. And last make the address to check a parameter of the conditional execution instead of getting this from the ring. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 21 +++++++-------------- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 30 ++++++++++++++++++++++++++---- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 8 ++++---- drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c | 26 ++++++-------------------- drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 28 ++++++++-------------------- drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c | 27 ++++++++------------------- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 28 ++++++++-------------------- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 28 ++++++++-------------------- drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 29 ++++++++--------------------- drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | 29 ++++++++--------------------- drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c | 29 ++++++++--------------------- 11 files changed, 99 insertions(+), 184 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 6aa3b1d845ab..8b512dc28df8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -131,7 +131,6 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs, struct amdgpu_ib *ib = &ibs[0]; struct dma_fence *tmp = NULL; bool need_ctx_switch; - unsigned int patch_offset = ~0; struct amdgpu_vm *vm; uint64_t fence_ctx; uint32_t status = 0, alloc_size; @@ -139,10 +138,11 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs, bool secure, init_shadow; u64 shadow_va, csa_va, gds_va; int vmid = AMDGPU_JOB_GET_VMID(job); + bool need_pipe_sync = false; + unsigned int cond_exec; unsigned int i; int r = 0; - bool need_pipe_sync = false; if (num_ibs == 0) return -EINVAL; @@ -228,7 +228,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs, init_shadow, vmid); if (ring->funcs->init_cond_exec) - patch_offset = amdgpu_ring_init_cond_exec(ring); + cond_exec = amdgpu_ring_init_cond_exec(ring, + ring->cond_exe_gpu_addr); amdgpu_device_flush_hdp(adev, ring); @@ -278,16 +279,9 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs, fence_flags | AMDGPU_FENCE_FLAG_64BIT); } - if (ring->funcs->emit_gfx_shadow) { + if (ring->funcs->emit_gfx_shadow && ring->funcs->init_cond_exec) { amdgpu_ring_emit_gfx_shadow(ring, 0, 0, 0, false, 0); - - if (ring->funcs->init_cond_exec) { - unsigned int ce_offset = ~0; - - ce_offset = amdgpu_ring_init_cond_exec(ring); - if (ce_offset != ~0 && ring->funcs->patch_cond_exec) - amdgpu_ring_patch_cond_exec(ring, ce_offset); - } + amdgpu_ring_init_cond_exec(ring, ring->cond_exe_gpu_addr); } r = amdgpu_fence_emit(ring, f, job, fence_flags); @@ -302,8 +296,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs, if (ring->funcs->insert_end) ring->funcs->insert_end(ring); - if (patch_offset != ~0 && ring->funcs->patch_cond_exec) - amdgpu_ring_patch_cond_exec(ring, patch_offset); + amdgpu_ring_patch_cond_exec(ring, cond_exec); ring->current_ctx = fence_ctx; if (vm && ring->funcs->emit_switch_buffer) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h index fe1a61eb6e4c..756330767909 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -209,8 +209,7 @@ struct amdgpu_ring_funcs { void (*insert_end)(struct amdgpu_ring *ring); /* pad the indirect buffer to the necessary number of dw */ void (*pad_ib)(struct amdgpu_ring *ring, struct amdgpu_ib *ib); - unsigned (*init_cond_exec)(struct amdgpu_ring *ring); - void (*patch_cond_exec)(struct amdgpu_ring *ring, unsigned offset); + unsigned (*init_cond_exec)(struct amdgpu_ring *ring, uint64_t addr); /* note usage for clock and power gating */ void (*begin_use)(struct amdgpu_ring *ring); void (*end_use)(struct amdgpu_ring *ring); @@ -327,8 +326,7 @@ struct amdgpu_ring { #define amdgpu_ring_emit_reg_write_reg_wait(r, d0, d1, v, m) (r)->funcs->emit_reg_write_reg_wait((r), (d0), (d1), (v), (m)) #define amdgpu_ring_emit_frame_cntl(r, b, s) (r)->funcs->emit_frame_cntl((r), (b), (s)) #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib))) -#define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r)) -#define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o)) +#define amdgpu_ring_init_cond_exec(r, a) (r)->funcs->init_cond_exec((r), (a)) #define amdgpu_ring_preempt_ib(r) (r)->funcs->preempt_ib(r) #define amdgpu_ring_patch_cntl(r, o) ((r)->funcs->patch_cntl((r), (o))) #define amdgpu_ring_patch_ce(r, o) ((r)->funcs->patch_ce((r), (o))) @@ -411,6 +409,30 @@ static inline void amdgpu_ring_write_multiple(struct amdgpu_ring *ring, ring->count_dw -= count_dw; } +/** + * amdgpu_ring_patch_cond_exec - patch dw count of conditional execute + * @ring: amdgpu_ring structure + * @offset: offset returned by amdgpu_ring_init_cond_exec + * + * Calculate the dw count and patch it into a cond_exec command. + */ +static inline void amdgpu_ring_patch_cond_exec(struct amdgpu_ring *ring, + unsigned int offset) +{ + unsigned cur; + + if (!ring->funcs->init_cond_exec) + return; + + WARN_ON(offset > ring->buf_mask); + WARN_ON(ring->ring[offset] != 0); + + cur = (ring->wptr - 1) & ring->buf_mask; + if (cur < offset) + cur += ring->ring_size >> 2; + ring->ring[offset] = cur - offset; +} + #define amdgpu_mes_ctx_get_offs_gpu_addr(ring, offset) \ (ring->is_mes_queue && ring->mes_ctx ? \ (ring->mes_ctx->meta_data_gpu_addr + offset) : 0) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 18db0ddef362..4299ce386322 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -658,7 +658,7 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, bool vm_flush_needed = job->vm_needs_flush; struct dma_fence *fence = NULL; bool pasid_mapping_needed = false; - unsigned patch_offset = 0; + unsigned int patch; int r; if (amdgpu_vmid_had_gpu_reset(adev, id)) { @@ -685,7 +685,8 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, amdgpu_ring_ib_begin(ring); if (ring->funcs->init_cond_exec) - patch_offset = amdgpu_ring_init_cond_exec(ring); + patch = amdgpu_ring_init_cond_exec(ring, + ring->cond_exe_gpu_addr); if (need_pipe_sync) amdgpu_ring_emit_pipeline_sync(ring); @@ -733,8 +734,7 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job, } dma_fence_put(fence); - if (ring->funcs->patch_cond_exec) - amdgpu_ring_patch_cond_exec(ring, patch_offset); + amdgpu_ring_patch_cond_exec(ring, patch); /* the double SWITCH_BUFFER here *cannot* be skipped by COND_EXEC */ if (ring->funcs->emit_switch_buffer) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c index b9a15d51eb5c..8cedee059c8a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c @@ -546,34 +546,21 @@ static void vpe_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned int vmid, amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); } -static unsigned int vpe_ring_init_cond_exec(struct amdgpu_ring *ring) +static unsigned int vpe_ring_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned int ret; amdgpu_ring_write(ring, VPE_CMD_HEADER(VPE_CMD_OPCODE_COND_EXE, 0)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); amdgpu_ring_write(ring, 1); - ret = ring->wptr & ring->buf_mask;/* this is the offset we need patch later */ - amdgpu_ring_write(ring, 0x55aa55aa);/* insert dummy here and patch it later */ + ret = ring->wptr & ring->buf_mask; + amdgpu_ring_write(ring, 0); return ret; } -static void vpe_ring_patch_cond_exec(struct amdgpu_ring *ring, unsigned int offset) -{ - unsigned int cur; - - WARN_ON_ONCE(offset > ring->buf_mask); - WARN_ON_ONCE(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr - 1) & ring->buf_mask; - if (cur > offset) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->buf_mask + 1) - offset + cur; -} - static int vpe_ring_preempt_ib(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; @@ -864,7 +851,6 @@ static const struct amdgpu_ring_funcs vpe_ring_funcs = { .test_ring = vpe_ring_test_ring, .test_ib = vpe_ring_test_ib, .init_cond_exec = vpe_ring_init_cond_exec, - .patch_cond_exec = vpe_ring_patch_cond_exec, .preempt_ib = vpe_ring_preempt_ib, .begin_use = vpe_ring_begin_use, .end_use = vpe_ring_end_use, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 691fa40e4e01..904b9ff5ead2 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -8542,34 +8542,23 @@ static void gfx_v10_0_ring_emit_cntxcntl(struct amdgpu_ring *ring, amdgpu_ring_write(ring, 0); } -static unsigned int gfx_v10_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring) +static unsigned int gfx_v10_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned int ret; amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); + /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, 0); ret = ring->wptr & ring->buf_mask; - amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */ + /* patch dummy value later */ + amdgpu_ring_write(ring, 0); return ret; } -static void gfx_v10_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned int offset) -{ - unsigned int cur; - - BUG_ON(offset > ring->buf_mask); - BUG_ON(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr - 1) & ring->buf_mask; - if (likely(cur > offset)) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->buf_mask + 1) - offset + cur; -} - static int gfx_v10_0_ring_preempt_ib(struct amdgpu_ring *ring) { int i, r = 0; @@ -9224,7 +9213,6 @@ static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_gfx = { .emit_switch_buffer = gfx_v10_0_ring_emit_sb, .emit_cntxcntl = gfx_v10_0_ring_emit_cntxcntl, .init_cond_exec = gfx_v10_0_ring_emit_init_cond_exec, - .patch_cond_exec = gfx_v10_0_ring_emit_patch_cond_exec, .preempt_ib = gfx_v10_0_ring_preempt_ib, .emit_frame_cntl = gfx_v10_0_ring_emit_frame_cntl, .emit_wreg = gfx_v10_0_ring_emit_wreg, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c index 0d90d60a21d6..2ccbdee570cf 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -5533,33 +5533,23 @@ static void gfx_v11_0_ring_emit_gfx_shadow(struct amdgpu_ring *ring, PACKET3_SET_Q_PREEMPTION_MODE_INIT_SHADOW_MEM : 0); } -static unsigned gfx_v11_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring) +static unsigned gfx_v11_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned ret; amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); + /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, 0); ret = ring->wptr & ring->buf_mask; - amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */ + /* patch dummy value later */ + amdgpu_ring_write(ring, 0); return ret; } -static void gfx_v11_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset) -{ - unsigned cur; - BUG_ON(offset > ring->buf_mask); - BUG_ON(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr - 1) & ring->buf_mask; - if (likely(cur > offset)) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->buf_mask + 1) - offset + cur; -} - static int gfx_v11_0_ring_preempt_ib(struct amdgpu_ring *ring) { int i, r = 0; @@ -6153,7 +6143,6 @@ static const struct amdgpu_ring_funcs gfx_v11_0_ring_funcs_gfx = { .emit_cntxcntl = gfx_v11_0_ring_emit_cntxcntl, .emit_gfx_shadow = gfx_v11_0_ring_emit_gfx_shadow, .init_cond_exec = gfx_v11_0_ring_emit_init_cond_exec, - .patch_cond_exec = gfx_v11_0_ring_emit_patch_cond_exec, .preempt_ib = gfx_v11_0_ring_preempt_ib, .emit_frame_cntl = gfx_v11_0_ring_emit_frame_cntl, .emit_wreg = gfx_v11_0_ring_emit_wreg, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index b97ea62212b6..202ddda57f98 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -6326,33 +6326,22 @@ static void gfx_v8_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags) amdgpu_ring_write(ring, 0); } -static unsigned gfx_v8_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring) +static unsigned gfx_v8_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned ret; amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); + /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, 0); ret = ring->wptr & ring->buf_mask; - amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */ + /* patch dummy value later */ + amdgpu_ring_write(ring, 0); return ret; } -static void gfx_v8_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset) -{ - unsigned cur; - - BUG_ON(offset > ring->buf_mask); - BUG_ON(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr & ring->buf_mask) - 1; - if (likely(cur > offset)) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->ring_size >> 2) - offset + cur; -} - static void gfx_v8_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t reg_val_offs) { @@ -6932,7 +6921,6 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { .emit_switch_buffer = gfx_v8_ring_emit_sb, .emit_cntxcntl = gfx_v8_ring_emit_cntxcntl, .init_cond_exec = gfx_v8_0_ring_emit_init_cond_exec, - .patch_cond_exec = gfx_v8_0_ring_emit_patch_cond_exec, .emit_wreg = gfx_v8_0_ring_emit_wreg, .soft_recovery = gfx_v8_0_ring_soft_recovery, .emit_mem_sync = gfx_v8_0_emit_mem_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 7669f82aa1da..1753b903ad8a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -5610,31 +5610,21 @@ static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags) amdgpu_ring_write(ring, 0); } -static unsigned gfx_v9_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring) +static unsigned gfx_v9_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned ret; amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); + /* discard following DWs if *cond_exec_gpu_addr==0 */ + amdgpu_ring_write(ring, 0); ret = ring->wptr & ring->buf_mask; - amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */ + /* patch dummy value later */ + amdgpu_ring_write(ring, 0); return ret; } -static void gfx_v9_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset) -{ - unsigned cur; - BUG_ON(offset > ring->buf_mask); - BUG_ON(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr - 1) & ring->buf_mask; - if (likely(cur > offset)) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->ring_size>>2) - offset + cur; -} - static void gfx_v9_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t reg_val_offs) { @@ -6908,7 +6898,6 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = { .emit_switch_buffer = gfx_v9_ring_emit_sb, .emit_cntxcntl = gfx_v9_ring_emit_cntxcntl, .init_cond_exec = gfx_v9_0_ring_emit_init_cond_exec, - .patch_cond_exec = gfx_v9_0_ring_emit_patch_cond_exec, .preempt_ib = gfx_v9_0_ring_preempt_ib, .emit_frame_cntl = gfx_v9_0_ring_emit_frame_cntl, .emit_wreg = gfx_v9_0_ring_emit_wreg, @@ -6963,7 +6952,6 @@ static const struct amdgpu_ring_funcs gfx_v9_0_sw_ring_funcs_gfx = { .emit_switch_buffer = gfx_v9_ring_emit_sb, .emit_cntxcntl = gfx_v9_ring_emit_cntxcntl, .init_cond_exec = gfx_v9_0_ring_emit_init_cond_exec, - .patch_cond_exec = gfx_v9_0_ring_emit_patch_cond_exec, .emit_frame_cntl = gfx_v9_0_ring_emit_frame_cntl, .emit_wreg = gfx_v9_0_ring_emit_wreg, .emit_reg_wait = gfx_v9_0_ring_emit_reg_wait, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c index 3c485e5a531a..883e8a1b8a40 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c @@ -249,35 +249,23 @@ static int sdma_v5_0_init_microcode(struct amdgpu_device *adev) return ret; } -static unsigned sdma_v5_0_ring_init_cond_exec(struct amdgpu_ring *ring) +static unsigned sdma_v5_0_ring_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned ret; amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_COND_EXE)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); amdgpu_ring_write(ring, 1); - ret = ring->wptr & ring->buf_mask;/* this is the offset we need patch later */ - amdgpu_ring_write(ring, 0x55aa55aa);/* insert dummy here and patch it later */ + /* this is the offset we need patch later */ + ret = ring->wptr & ring->buf_mask; + /* insert dummy here and patch it later */ + amdgpu_ring_write(ring, 0); return ret; } -static void sdma_v5_0_ring_patch_cond_exec(struct amdgpu_ring *ring, - unsigned offset) -{ - unsigned cur; - - BUG_ON(offset > ring->buf_mask); - BUG_ON(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr - 1) & ring->buf_mask; - if (cur > offset) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->buf_mask + 1) - offset + cur; -} - /** * sdma_v5_0_ring_get_rptr - get the current read pointer * @@ -1780,7 +1768,6 @@ static const struct amdgpu_ring_funcs sdma_v5_0_ring_funcs = { .emit_reg_wait = sdma_v5_0_ring_emit_reg_wait, .emit_reg_write_reg_wait = sdma_v5_0_ring_emit_reg_write_reg_wait, .init_cond_exec = sdma_v5_0_ring_init_cond_exec, - .patch_cond_exec = sdma_v5_0_ring_patch_cond_exec, .preempt_ib = sdma_v5_0_ring_preempt_ib, }; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c index 0058f3f7cf6e..42f4bd250def 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c @@ -89,35 +89,23 @@ static u32 sdma_v5_2_get_reg_offset(struct amdgpu_device *adev, u32 instance, u3 return base + internal_offset; } -static unsigned sdma_v5_2_ring_init_cond_exec(struct amdgpu_ring *ring) +static unsigned sdma_v5_2_ring_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned ret; amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_COND_EXE)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); amdgpu_ring_write(ring, 1); - ret = ring->wptr & ring->buf_mask;/* this is the offset we need patch later */ - amdgpu_ring_write(ring, 0x55aa55aa);/* insert dummy here and patch it later */ + /* this is the offset we need patch later */ + ret = ring->wptr & ring->buf_mask; + /* insert dummy here and patch it later */ + amdgpu_ring_write(ring, 0); return ret; } -static void sdma_v5_2_ring_patch_cond_exec(struct amdgpu_ring *ring, - unsigned offset) -{ - unsigned cur; - - BUG_ON(offset > ring->buf_mask); - BUG_ON(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr - 1) & ring->buf_mask; - if (cur > offset) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->buf_mask + 1) - offset + cur; -} - /** * sdma_v5_2_ring_get_rptr - get the current read pointer * @@ -1722,7 +1710,6 @@ static const struct amdgpu_ring_funcs sdma_v5_2_ring_funcs = { .emit_reg_wait = sdma_v5_2_ring_emit_reg_wait, .emit_reg_write_reg_wait = sdma_v5_2_ring_emit_reg_write_reg_wait, .init_cond_exec = sdma_v5_2_ring_init_cond_exec, - .patch_cond_exec = sdma_v5_2_ring_patch_cond_exec, .preempt_ib = sdma_v5_2_ring_preempt_ib, }; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c index 4874ded45653..361835a61f2e 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c @@ -80,35 +80,23 @@ static u32 sdma_v6_0_get_reg_offset(struct amdgpu_device *adev, u32 instance, u3 return base + internal_offset; } -static unsigned sdma_v6_0_ring_init_cond_exec(struct amdgpu_ring *ring) +static unsigned sdma_v6_0_ring_init_cond_exec(struct amdgpu_ring *ring, + uint64_t addr) { unsigned ret; amdgpu_ring_write(ring, SDMA_PKT_COPY_LINEAR_HEADER_OP(SDMA_OP_COND_EXE)); - amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr)); - amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr)); + amdgpu_ring_write(ring, lower_32_bits(addr)); + amdgpu_ring_write(ring, upper_32_bits(addr)); amdgpu_ring_write(ring, 1); - ret = ring->wptr & ring->buf_mask;/* this is the offset we need patch later */ - amdgpu_ring_write(ring, 0x55aa55aa);/* insert dummy here and patch it later */ + /* this is the offset we need patch later */ + ret = ring->wptr & ring->buf_mask; + /* insert dummy here and patch it later */ + amdgpu_ring_write(ring, 0); return ret; } -static void sdma_v6_0_ring_patch_cond_exec(struct amdgpu_ring *ring, - unsigned offset) -{ - unsigned cur; - - BUG_ON(offset > ring->buf_mask); - BUG_ON(ring->ring[offset] != 0x55aa55aa); - - cur = (ring->wptr - 1) & ring->buf_mask; - if (cur > offset) - ring->ring[offset] = cur - offset; - else - ring->ring[offset] = (ring->buf_mask + 1) - offset + cur; -} - /** * sdma_v6_0_ring_get_rptr - get the current read pointer * @@ -1542,7 +1530,6 @@ static const struct amdgpu_ring_funcs sdma_v6_0_ring_funcs = { .emit_reg_wait = sdma_v6_0_ring_emit_reg_wait, .emit_reg_write_reg_wait = sdma_v6_0_ring_emit_reg_write_reg_wait, .init_cond_exec = sdma_v6_0_ring_init_cond_exec, - .patch_cond_exec = sdma_v6_0_ring_patch_cond_exec, .preempt_ib = sdma_v6_0_ring_preempt_ib, }; 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