diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/5377-drm-amdgpu-sdma4-use-a-helper-for-SDMA_OP_POLL_REGME.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/5377-drm-amdgpu-sdma4-use-a-helper-for-SDMA_OP_POLL_REGME.patch | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/5377-drm-amdgpu-sdma4-use-a-helper-for-SDMA_OP_POLL_REGME.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/5377-drm-amdgpu-sdma4-use-a-helper-for-SDMA_OP_POLL_REGME.patch new file mode 100644 index 00000000..35ae747d --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/5377-drm-amdgpu-sdma4-use-a-helper-for-SDMA_OP_POLL_REGME.patch @@ -0,0 +1,116 @@ +From 9b328cc05c7271009511c7bbed89d2666a0253e0 Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Tue, 27 Mar 2018 16:37:30 -0500 +Subject: [PATCH 5377/5725] drm/amdgpu/sdma4: use a helper for + SDMA_OP_POLL_REGMEM +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Rather than opencoding it in a bunch of functions. + +Reviewed-by: Huang Rui <ray.huang@amd.com> +Reviewed-by: Christian König <christian.koenig@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Raveendra Talabattula <raveendra.talabattula@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 62 +++++++++++++++++++--------------- + 1 file changed, 34 insertions(+), 28 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +index ff93ef6..0304797 100644 +--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +@@ -459,6 +459,31 @@ static void sdma_v4_0_ring_emit_ib(struct amdgpu_ring *ring, + + } + ++static void sdma_v4_0_wait_reg_mem(struct amdgpu_ring *ring, ++ int mem_space, int hdp, ++ uint32_t addr0, uint32_t addr1, ++ uint32_t ref, uint32_t mask, ++ uint32_t inv) ++{ ++ amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | ++ SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(hdp) | ++ SDMA_PKT_POLL_REGMEM_HEADER_MEM_POLL(mem_space) | ++ SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */ ++ if (mem_space) { ++ /* memory */ ++ amdgpu_ring_write(ring, addr0); ++ amdgpu_ring_write(ring, addr1); ++ } else { ++ /* registers */ ++ amdgpu_ring_write(ring, addr0 << 2); ++ amdgpu_ring_write(ring, addr1 << 2); ++ } ++ amdgpu_ring_write(ring, ref); /* reference */ ++ amdgpu_ring_write(ring, mask); /* mask */ ++ amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | ++ SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(inv)); /* retry count, poll interval */ ++} ++ + /** + * sdma_v4_0_ring_emit_hdp_flush - emit an hdp flush on the DMA ring + * +@@ -477,15 +502,10 @@ static void sdma_v4_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) + else + ref_and_mask = nbio_hf_reg->ref_and_mask_sdma1; + +- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | +- SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(1) | +- SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */ +- amdgpu_ring_write(ring, (adev->nbio_funcs->get_hdp_flush_done_offset(adev)) << 2); +- amdgpu_ring_write(ring, (adev->nbio_funcs->get_hdp_flush_req_offset(adev)) << 2); +- amdgpu_ring_write(ring, ref_and_mask); /* reference */ +- amdgpu_ring_write(ring, ref_and_mask); /* mask */ +- amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | +- SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ ++ sdma_v4_0_wait_reg_mem(ring, 0, 1, ++ adev->nbio_funcs->get_hdp_flush_done_offset(adev), ++ adev->nbio_funcs->get_hdp_flush_req_offset(adev), ++ ref_and_mask, ref_and_mask, 10); + } + + static void sdma_v4_0_ring_emit_hdp_invalidate(struct amdgpu_ring *ring) +@@ -1223,16 +1243,10 @@ static void sdma_v4_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) + uint64_t addr = ring->fence_drv.gpu_addr; + + /* wait for idle */ +- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | +- SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(0) | +- SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3) | /* equal */ +- SDMA_PKT_POLL_REGMEM_HEADER_MEM_POLL(1)); +- amdgpu_ring_write(ring, addr & 0xfffffffc); +- amdgpu_ring_write(ring, upper_32_bits(addr) & 0xffffffff); +- amdgpu_ring_write(ring, seq); /* reference */ +- amdgpu_ring_write(ring, 0xffffffff); /* mask */ +- amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | +- SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(4)); /* retry count, poll interval */ ++ sdma_v4_0_wait_reg_mem(ring, 1, 0, ++ addr & 0xfffffffc, ++ upper_32_bits(addr) & 0xffffffff, ++ seq, 0xffffffff, 4); + } + + +@@ -1263,15 +1277,7 @@ static void sdma_v4_0_ring_emit_wreg(struct amdgpu_ring *ring, + static void sdma_v4_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, + uint32_t val, uint32_t mask) + { +- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | +- SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(0) | +- SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* equal */ +- amdgpu_ring_write(ring, reg << 2); +- amdgpu_ring_write(ring, 0); +- amdgpu_ring_write(ring, val); /* reference */ +- amdgpu_ring_write(ring, mask); /* mask */ +- amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | +- SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); ++ sdma_v4_0_wait_reg_mem(ring, 0, 0, reg, 0, val, mask, 10); + } + + static int sdma_v4_0_early_init(void *handle) +-- +2.7.4 + |