diff options
author | Alex Deucher <alexander.deucher@amd.com> | 2015-10-08 16:30:37 -0400 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2015-10-14 16:16:36 -0400 |
commit | c113ea1c4f4a7592f17e53d658873b83af0dbb4b (patch) | |
tree | 9c245bfb3b9892a4f1b70b243329acf27e157c12 /drivers/gpu/drm/amd/amdgpu/cik_sdma.c | |
parent | 756e6880c51376d2e4d53050582d66d88fc281c7 (diff) | |
download | linux-c113ea1c4f4a7592f17e53d658873b83af0dbb4b.tar.bz2 |
drm/amdgpu: rework sdma structures
Rework the sdma structures in the driver to
consolidate all of the sdma info into a single
structure and allow for asics that may have
different numbers of sdma instances.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/cik_sdma.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 130 |
1 files changed, 62 insertions, 68 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index 9ea9de457da3..814598e76c98 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -96,7 +96,7 @@ static int cik_sdma_init_microcode(struct amdgpu_device *adev) { const char *chip_name; char fw_name[30]; - int err, i; + int err = 0, i; DRM_DEBUG("\n"); @@ -119,24 +119,24 @@ static int cik_sdma_init_microcode(struct amdgpu_device *adev) default: BUG(); } - for (i = 0; i < SDMA_MAX_INSTANCE; i++) { + for (i = 0; i < adev->sdma.num_instances; i++) { if (i == 0) snprintf(fw_name, sizeof(fw_name), "radeon/%s_sdma.bin", chip_name); else snprintf(fw_name, sizeof(fw_name), "radeon/%s_sdma1.bin", chip_name); - err = request_firmware(&adev->sdma[i].fw, fw_name, adev->dev); + err = request_firmware(&adev->sdma.instance[i].fw, fw_name, adev->dev); if (err) goto out; - err = amdgpu_ucode_validate(adev->sdma[i].fw); + err = amdgpu_ucode_validate(adev->sdma.instance[i].fw); } out: if (err) { printk(KERN_ERR "cik_sdma: Failed to load firmware \"%s\"\n", fw_name); - for (i = 0; i < SDMA_MAX_INSTANCE; i++) { - release_firmware(adev->sdma[i].fw); - adev->sdma[i].fw = NULL; + for (i = 0; i < adev->sdma.num_instances; i++) { + release_firmware(adev->sdma.instance[i].fw); + adev->sdma.instance[i].fw = NULL; } } return err; @@ -168,7 +168,7 @@ static uint32_t cik_sdma_ring_get_rptr(struct amdgpu_ring *ring) static uint32_t cik_sdma_ring_get_wptr(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; - u32 me = (ring == &adev->sdma[0].ring) ? 0 : 1; + u32 me = (ring == &adev->sdma.instance[0].ring) ? 0 : 1; return (RREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me]) & 0x3fffc) >> 2; } @@ -183,14 +183,14 @@ static uint32_t cik_sdma_ring_get_wptr(struct amdgpu_ring *ring) static void cik_sdma_ring_set_wptr(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; - u32 me = (ring == &adev->sdma[0].ring) ? 0 : 1; + u32 me = (ring == &adev->sdma.instance[0].ring) ? 0 : 1; WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me], (ring->wptr << 2) & 0x3fffc); } static void cik_sdma_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) { - struct amdgpu_sdma *sdma = amdgpu_get_sdma_instance(ring); + struct amdgpu_sdma_instance *sdma = amdgpu_get_sdma_instance(ring); int i; for (i = 0; i < count; i++) @@ -248,7 +248,7 @@ static void cik_sdma_ring_emit_hdp_flush(struct amdgpu_ring *ring) SDMA_POLL_REG_MEM_EXTRA_FUNC(3)); /* == */ u32 ref_and_mask; - if (ring == &ring->adev->sdma[0].ring) + if (ring == &ring->adev->sdma.instance[0].ring) ref_and_mask = GPU_HDP_FLUSH_DONE__SDMA0_MASK; else ref_and_mask = GPU_HDP_FLUSH_DONE__SDMA1_MASK; @@ -327,8 +327,8 @@ static bool cik_sdma_ring_emit_semaphore(struct amdgpu_ring *ring, */ static void cik_sdma_gfx_stop(struct amdgpu_device *adev) { - struct amdgpu_ring *sdma0 = &adev->sdma[0].ring; - struct amdgpu_ring *sdma1 = &adev->sdma[1].ring; + struct amdgpu_ring *sdma0 = &adev->sdma.instance[0].ring; + struct amdgpu_ring *sdma1 = &adev->sdma.instance[1].ring; u32 rb_cntl; int i; @@ -336,7 +336,7 @@ static void cik_sdma_gfx_stop(struct amdgpu_device *adev) (adev->mman.buffer_funcs_ring == sdma1)) amdgpu_ttm_set_active_vram_size(adev, adev->mc.visible_vram_size); - for (i = 0; i < SDMA_MAX_INSTANCE; i++) { + for (i = 0; i < adev->sdma.num_instances; i++) { rb_cntl = RREG32(mmSDMA0_GFX_RB_CNTL + sdma_offsets[i]); rb_cntl &= ~SDMA0_GFX_RB_CNTL__RB_ENABLE_MASK; WREG32(mmSDMA0_GFX_RB_CNTL + sdma_offsets[i], rb_cntl); @@ -376,7 +376,7 @@ static void cik_sdma_enable(struct amdgpu_device *adev, bool enable) cik_sdma_rlc_stop(adev); } - for (i = 0; i < SDMA_MAX_INSTANCE; i++) { + for (i = 0; i < adev->sdma.num_instances; i++) { me_cntl = RREG32(mmSDMA0_F32_CNTL + sdma_offsets[i]); if (enable) me_cntl &= ~SDMA0_F32_CNTL__HALT_MASK; @@ -402,8 +402,8 @@ static int cik_sdma_gfx_resume(struct amdgpu_device *adev) u32 wb_offset; int i, j, r; - for (i = 0; i < SDMA_MAX_INSTANCE; i++) { - ring = &adev->sdma[i].ring; + for (i = 0; i < adev->sdma.num_instances; i++) { + ring = &adev->sdma.instance[i].ring; wb_offset = (ring->rptr_offs * 4); mutex_lock(&adev->srbm_mutex); @@ -502,26 +502,25 @@ static int cik_sdma_load_microcode(struct amdgpu_device *adev) u32 fw_size; int i, j; - if (!adev->sdma[0].fw || !adev->sdma[1].fw) - return -EINVAL; - /* halt the MEs */ cik_sdma_enable(adev, false); - for (i = 0; i < SDMA_MAX_INSTANCE; i++) { - hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma[i].fw->data; + for (i = 0; i < adev->sdma.num_instances; i++) { + if (!adev->sdma.instance[i].fw) + return -EINVAL; + hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma.instance[i].fw->data; amdgpu_ucode_print_sdma_hdr(&hdr->header); fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4; - adev->sdma[i].fw_version = le32_to_cpu(hdr->header.ucode_version); - adev->sdma[i].feature_version = le32_to_cpu(hdr->ucode_feature_version); - if (adev->sdma[i].feature_version >= 20) - adev->sdma[i].burst_nop = true; + adev->sdma.instance[i].fw_version = le32_to_cpu(hdr->header.ucode_version); + adev->sdma.instance[i].feature_version = le32_to_cpu(hdr->ucode_feature_version); + if (adev->sdma.instance[i].feature_version >= 20) + adev->sdma.instance[i].burst_nop = true; fw_data = (const __le32 *) - (adev->sdma[i].fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes)); + (adev->sdma.instance[i].fw->data + le32_to_cpu(hdr->header.ucode_array_offset_bytes)); WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], 0); for (j = 0; j < fw_size; j++) WREG32(mmSDMA0_UCODE_DATA + sdma_offsets[i], le32_to_cpup(fw_data++)); - WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], adev->sdma[i].fw_version); + WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], adev->sdma.instance[i].fw_version); } return 0; @@ -830,7 +829,7 @@ static void cik_sdma_vm_set_pte_pde(struct amdgpu_ib *ib, */ static void cik_sdma_vm_pad_ib(struct amdgpu_ib *ib) { - struct amdgpu_sdma *sdma = amdgpu_get_sdma_instance(ib->ring); + struct amdgpu_sdma_instance *sdma = amdgpu_get_sdma_instance(ib->ring); u32 pad_count; int i; @@ -934,6 +933,8 @@ static int cik_sdma_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + adev->sdma.num_instances = SDMA_MAX_INSTANCE; + cik_sdma_set_ring_funcs(adev); cik_sdma_set_irq_funcs(adev); cik_sdma_set_buffer_funcs(adev); @@ -946,7 +947,7 @@ static int cik_sdma_sw_init(void *handle) { struct amdgpu_ring *ring; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - int r; + int r, i; r = cik_sdma_init_microcode(adev); if (r) { @@ -955,43 +956,33 @@ static int cik_sdma_sw_init(void *handle) } /* SDMA trap event */ - r = amdgpu_irq_add_id(adev, 224, &adev->sdma_trap_irq); + r = amdgpu_irq_add_id(adev, 224, &adev->sdma.trap_irq); if (r) return r; /* SDMA Privileged inst */ - r = amdgpu_irq_add_id(adev, 241, &adev->sdma_illegal_inst_irq); + r = amdgpu_irq_add_id(adev, 241, &adev->sdma.illegal_inst_irq); if (r) return r; /* SDMA Privileged inst */ - r = amdgpu_irq_add_id(adev, 247, &adev->sdma_illegal_inst_irq); - if (r) - return r; - - ring = &adev->sdma[0].ring; - ring->ring_obj = NULL; - - ring = &adev->sdma[1].ring; - ring->ring_obj = NULL; - - ring = &adev->sdma[0].ring; - sprintf(ring->name, "sdma0"); - r = amdgpu_ring_init(adev, ring, 256 * 1024, - SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0), 0xf, - &adev->sdma_trap_irq, AMDGPU_SDMA_IRQ_TRAP0, - AMDGPU_RING_TYPE_SDMA); + r = amdgpu_irq_add_id(adev, 247, &adev->sdma.illegal_inst_irq); if (r) return r; - ring = &adev->sdma[1].ring; - sprintf(ring->name, "sdma1"); - r = amdgpu_ring_init(adev, ring, 256 * 1024, - SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0), 0xf, - &adev->sdma_trap_irq, AMDGPU_SDMA_IRQ_TRAP1, - AMDGPU_RING_TYPE_SDMA); - if (r) - return r; + for (i = 0; i < adev->sdma.num_instances; i++) { + ring = &adev->sdma.instance[i].ring; + ring->ring_obj = NULL; + sprintf(ring->name, "sdma%d", i); + r = amdgpu_ring_init(adev, ring, 256 * 1024, + SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0), 0xf, + &adev->sdma.trap_irq, + (i == 0) ? + AMDGPU_SDMA_IRQ_TRAP0 : AMDGPU_SDMA_IRQ_TRAP1, + AMDGPU_RING_TYPE_SDMA); + if (r) + return r; + } return r; } @@ -999,9 +990,10 @@ static int cik_sdma_sw_init(void *handle) static int cik_sdma_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + int i; - amdgpu_ring_fini(&adev->sdma[0].ring); - amdgpu_ring_fini(&adev->sdma[1].ring); + for (i = 0; i < adev->sdma.num_instances; i++) + amdgpu_ring_fini(&adev->sdma.instance[i].ring); return 0; } @@ -1078,7 +1070,7 @@ static void cik_sdma_print_status(void *handle) dev_info(adev->dev, "CIK SDMA registers\n"); dev_info(adev->dev, " SRBM_STATUS2=0x%08X\n", RREG32(mmSRBM_STATUS2)); - for (i = 0; i < SDMA_MAX_INSTANCE; i++) { + for (i = 0; i < adev->sdma.num_instances; i++) { dev_info(adev->dev, " SDMA%d_STATUS_REG=0x%08X\n", i, RREG32(mmSDMA0_STATUS_REG + sdma_offsets[i])); dev_info(adev->dev, " SDMA%d_ME_CNTL=0x%08X\n", @@ -1223,7 +1215,7 @@ static int cik_sdma_process_trap_irq(struct amdgpu_device *adev, case 0: switch (queue_id) { case 0: - amdgpu_fence_process(&adev->sdma[0].ring); + amdgpu_fence_process(&adev->sdma.instance[0].ring); break; case 1: /* XXX compute */ @@ -1236,7 +1228,7 @@ static int cik_sdma_process_trap_irq(struct amdgpu_device *adev, case 1: switch (queue_id) { case 0: - amdgpu_fence_process(&adev->sdma[1].ring); + amdgpu_fence_process(&adev->sdma.instance[1].ring); break; case 1: /* XXX compute */ @@ -1334,8 +1326,10 @@ static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { static void cik_sdma_set_ring_funcs(struct amdgpu_device *adev) { - adev->sdma[0].ring.funcs = &cik_sdma_ring_funcs; - adev->sdma[1].ring.funcs = &cik_sdma_ring_funcs; + int i; + + for (i = 0; i < adev->sdma.num_instances; i++) + adev->sdma.instance[i].ring.funcs = &cik_sdma_ring_funcs; } static const struct amdgpu_irq_src_funcs cik_sdma_trap_irq_funcs = { @@ -1349,9 +1343,9 @@ static const struct amdgpu_irq_src_funcs cik_sdma_illegal_inst_irq_funcs = { static void cik_sdma_set_irq_funcs(struct amdgpu_device *adev) { - adev->sdma_trap_irq.num_types = AMDGPU_SDMA_IRQ_LAST; - adev->sdma_trap_irq.funcs = &cik_sdma_trap_irq_funcs; - adev->sdma_illegal_inst_irq.funcs = &cik_sdma_illegal_inst_irq_funcs; + adev->sdma.trap_irq.num_types = AMDGPU_SDMA_IRQ_LAST; + adev->sdma.trap_irq.funcs = &cik_sdma_trap_irq_funcs; + adev->sdma.illegal_inst_irq.funcs = &cik_sdma_illegal_inst_irq_funcs; } /** @@ -1416,7 +1410,7 @@ static void cik_sdma_set_buffer_funcs(struct amdgpu_device *adev) { if (adev->mman.buffer_funcs == NULL) { adev->mman.buffer_funcs = &cik_sdma_buffer_funcs; - adev->mman.buffer_funcs_ring = &adev->sdma[0].ring; + adev->mman.buffer_funcs_ring = &adev->sdma.instance[0].ring; } } @@ -1431,7 +1425,7 @@ static void cik_sdma_set_vm_pte_funcs(struct amdgpu_device *adev) { if (adev->vm_manager.vm_pte_funcs == NULL) { adev->vm_manager.vm_pte_funcs = &cik_sdma_vm_pte_funcs; - adev->vm_manager.vm_pte_funcs_ring = &adev->sdma[0].ring; + adev->vm_manager.vm_pte_funcs_ring = &adev->sdma.instance[0].ring; adev->vm_manager.vm_pte_funcs_ring->is_pte_ring = true; } } |