From 011d4bbea969268c013eaf6e39721d3181833711 Mon Sep 17 00:00:00 2001 From: Christian König Date: Mon, 26 Jun 2017 11:37:49 +0200 Subject: drm/amdgpu: cleanup initializing gtt_size MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Stop spreading the code over all GMC generations. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index a57abc1a25fb..982b1cc11dac 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -55,6 +55,26 @@ /* * Common GART table functions. */ + +/** + * amdgpu_gart_set_defaults - set the default gtt_size + * + * @adev: amdgpu_device pointer + * + * Set the default gtt_size based on parameters and available VRAM. + */ +void amdgpu_gart_set_defaults(struct amdgpu_device *adev) +{ + /* unless the user had overridden it, set the gart + * size equal to the 1024 or vram, whichever is larger. + */ + if (amdgpu_gart_size == -1) + adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), + adev->mc.mc_vram_size); + else + adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20; +} + /** * amdgpu_gart_table_ram_alloc - allocate system ram for gart page table * -- cgit v1.2.3 From 0c2c421e2657da6eece66bd22eaaedf21dcebef7 Mon Sep 17 00:00:00 2001 From: Christian König Date: Thu, 29 Jun 2017 17:24:26 +0200 Subject: drm/amdgpu: add amdgpu_gart_map function v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This allows us to write the mapped PTEs into an IB instead of the table directly. v2: fix build with debugfs enabled, remove unused assignment Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 3 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 62 ++++++++++++++++++++++++-------- 2 files changed, 51 insertions(+), 14 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index bbc7b19d2c1b..56cac98892f1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -570,6 +570,9 @@ int amdgpu_gart_init(struct amdgpu_device *adev); void amdgpu_gart_fini(struct amdgpu_device *adev); int amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset, int pages); +int amdgpu_gart_map(struct amdgpu_device *adev, uint64_t offset, + int pages, dma_addr_t *dma_addr, uint64_t flags, + void *dst); int amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset, int pages, struct page **pagelist, dma_addr_t *dma_addr, uint64_t flags); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index 982b1cc11dac..b4048a91c814 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -282,6 +282,41 @@ int amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset, return 0; } +/** + * amdgpu_gart_map - map dma_addresses into GART entries + * + * @adev: amdgpu_device pointer + * @offset: offset into the GPU's gart aperture + * @pages: number of pages to bind + * @dma_addr: DMA addresses of pages + * + * Map the dma_addresses into GART entries (all asics). + * Returns 0 for success, -EINVAL for failure. + */ +int amdgpu_gart_map(struct amdgpu_device *adev, uint64_t offset, + int pages, dma_addr_t *dma_addr, uint64_t flags, + void *dst) +{ + uint64_t page_base; + unsigned i, j, t; + + if (!adev->gart.ready) { + WARN(1, "trying to bind memory to uninitialized GART !\n"); + return -EINVAL; + } + + t = offset / AMDGPU_GPU_PAGE_SIZE; + + for (i = 0; i < pages; i++) { + page_base = dma_addr[i]; + for (j = 0; j < (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); j++, t++) { + amdgpu_gart_set_pte_pde(adev, dst, t, page_base, flags); + page_base += AMDGPU_GPU_PAGE_SIZE; + } + } + return 0; +} + /** * amdgpu_gart_bind - bind pages into the gart page table * @@ -299,31 +334,30 @@ int amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset, int pages, struct page **pagelist, dma_addr_t *dma_addr, uint64_t flags) { - unsigned t; - unsigned p; - uint64_t page_base; - int i, j; +#ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS + unsigned i,t,p; +#endif + int r; if (!adev->gart.ready) { WARN(1, "trying to bind memory to uninitialized GART !\n"); return -EINVAL; } +#ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS t = offset / AMDGPU_GPU_PAGE_SIZE; p = t / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); - - for (i = 0; i < pages; i++, p++) { -#ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS + for (i = 0; i < pages; i++, p++) adev->gart.pages[p] = pagelist[i]; #endif - if (adev->gart.ptr) { - page_base = dma_addr[i]; - for (j = 0; j < (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); j++, t++) { - amdgpu_gart_set_pte_pde(adev, adev->gart.ptr, t, page_base, flags); - page_base += AMDGPU_GPU_PAGE_SIZE; - } - } + + if (adev->gart.ptr) { + r = amdgpu_gart_map(adev, offset, pages, dma_addr, flags, + adev->gart.ptr); + if (r) + return r; } + mb(); amdgpu_gart_flush_gpu_tlb(adev, 0); return 0; -- cgit v1.2.3 From 6f02a69648f14024213ab65cd4a4a701e40e46ff Mon Sep 17 00:00:00 2001 From: Christian König Date: Fri, 7 Jul 2017 11:56:59 +0200 Subject: drm/amdgpu: consistent name all GART related parts MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Rename symbols from gtt_ to gart_ as appropriate. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 8 ++--- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 22 +++++++------- drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 12 ++++---- drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 48 +++++++++++++++--------------- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 10 +++---- drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c | 8 ++--- drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 8 ++--- drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 8 ++--- drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 8 ++--- drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 4 +-- drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 8 ++--- 11 files changed, 72 insertions(+), 72 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 590798f0c245..b19557b8c683 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -556,9 +556,9 @@ struct amdgpu_mc { * about vram size near mc fb location */ u64 mc_vram_size; u64 visible_vram_size; - u64 gtt_size; - u64 gtt_start; - u64 gtt_end; + u64 gart_size; + u64 gart_start; + u64 gart_end; u64 vram_start; u64 vram_end; unsigned vram_width; @@ -1860,7 +1860,7 @@ bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm); uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm, struct ttm_mem_reg *mem); void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 base); -void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc); +void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc); void amdgpu_ttm_set_active_vram_size(struct amdgpu_device *adev, u64 size); int amdgpu_ttm_init(struct amdgpu_device *adev); void amdgpu_ttm_fini(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index c635abdac96f..84ff824ea260 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -681,7 +681,7 @@ void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 } /** - * amdgpu_gtt_location - try to find GTT location + * amdgpu_gart_location - try to find GTT location * @adev: amdgpu device structure holding all necessary informations * @mc: memory controller structure holding memory informations * @@ -692,28 +692,28 @@ void amdgpu_vram_location(struct amdgpu_device *adev, struct amdgpu_mc *mc, u64 * * FIXME: when reducing GTT size align new size on power of 2. */ -void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc) +void amdgpu_gart_location(struct amdgpu_device *adev, struct amdgpu_mc *mc) { u64 size_af, size_bf; size_af = adev->mc.mc_mask - mc->vram_end; size_bf = mc->vram_start; if (size_bf > size_af) { - if (mc->gtt_size > size_bf) { + if (mc->gart_size > size_bf) { dev_warn(adev->dev, "limiting GTT\n"); - mc->gtt_size = size_bf; + mc->gart_size = size_bf; } - mc->gtt_start = 0; + mc->gart_start = 0; } else { - if (mc->gtt_size > size_af) { + if (mc->gart_size > size_af) { dev_warn(adev->dev, "limiting GTT\n"); - mc->gtt_size = size_af; + mc->gart_size = size_af; } - mc->gtt_start = mc->vram_end + 1; + mc->gart_start = mc->vram_end + 1; } - mc->gtt_end = mc->gtt_start + mc->gtt_size - 1; + mc->gart_end = mc->gart_start + mc->gart_size - 1; dev_info(adev->dev, "GTT: %lluM 0x%016llX - 0x%016llX\n", - mc->gtt_size >> 20, mc->gtt_start, mc->gtt_end); + mc->gart_size >> 20, mc->gart_start, mc->gart_end); } /* @@ -2031,7 +2031,7 @@ int amdgpu_device_init(struct amdgpu_device *adev, adev->flags = flags; adev->asic_type = flags & AMD_ASIC_MASK; adev->usec_timeout = AMDGPU_MAX_USEC_TIMEOUT; - adev->mc.gtt_size = 512 * 1024 * 1024; + adev->mc.gart_size = 512 * 1024 * 1024; adev->accel_working = false; adev->num_rings = 0; adev->mman.buffer_funcs = NULL; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index b4048a91c814..d578ca6f2dfd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -57,11 +57,11 @@ */ /** - * amdgpu_gart_set_defaults - set the default gtt_size + * amdgpu_gart_set_defaults - set the default gart_size * * @adev: amdgpu_device pointer * - * Set the default gtt_size based on parameters and available VRAM. + * Set the default gart_size based on parameters and available VRAM. */ void amdgpu_gart_set_defaults(struct amdgpu_device *adev) { @@ -69,10 +69,10 @@ void amdgpu_gart_set_defaults(struct amdgpu_device *adev) * size equal to the 1024 or vram, whichever is larger. */ if (amdgpu_gart_size == -1) - adev->mc.gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), + adev->mc.gart_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), adev->mc.mc_vram_size); else - adev->mc.gtt_size = (uint64_t)amdgpu_gart_size << 20; + adev->mc.gart_size = (uint64_t)amdgpu_gart_size << 20; } /** @@ -387,8 +387,8 @@ int amdgpu_gart_init(struct amdgpu_device *adev) if (r) return r; /* Compute table size */ - adev->gart.num_cpu_pages = adev->mc.gtt_size / PAGE_SIZE; - adev->gart.num_gpu_pages = adev->mc.gtt_size / AMDGPU_GPU_PAGE_SIZE; + adev->gart.num_cpu_pages = adev->mc.gart_size / PAGE_SIZE; + adev->gart.num_gpu_pages = adev->mc.gart_size / AMDGPU_GPU_PAGE_SIZE; DRM_INFO("GART: num cpu pages %u, num gpu pages %u\n", adev->gart.num_cpu_pages, adev->gart.num_gpu_pages); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c index d02e611a2dae..3c4d7574d704 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c @@ -33,7 +33,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; struct amdgpu_bo *vram_obj = NULL; struct amdgpu_bo **gtt_obj = NULL; - uint64_t gtt_addr, vram_addr; + uint64_t gart_addr, vram_addr; unsigned n, size; int i, r; @@ -42,7 +42,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) /* Number of tests = * (Total GTT - IB pool - writeback page - ring buffers) / test size */ - n = adev->mc.gtt_size - AMDGPU_IB_POOL_SIZE*64*1024; + n = adev->mc.gart_size - AMDGPU_IB_POOL_SIZE*64*1024; for (i = 0; i < AMDGPU_MAX_RINGS; ++i) if (adev->rings[i]) n -= adev->rings[i]->ring_size; @@ -76,7 +76,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) } for (i = 0; i < n; i++) { void *gtt_map, *vram_map; - void **gtt_start, **gtt_end; + void **gart_start, **gart_end; void **vram_start, **vram_end; struct dma_fence *fence = NULL; @@ -91,7 +91,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) r = amdgpu_bo_reserve(gtt_obj[i], false); if (unlikely(r != 0)) goto out_lclean_unref; - r = amdgpu_bo_pin(gtt_obj[i], AMDGPU_GEM_DOMAIN_GTT, >t_addr); + r = amdgpu_bo_pin(gtt_obj[i], AMDGPU_GEM_DOMAIN_GTT, &gart_addr); if (r) { DRM_ERROR("Failed to pin GTT object %d\n", i); goto out_lclean_unres; @@ -103,14 +103,14 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) goto out_lclean_unpin; } - for (gtt_start = gtt_map, gtt_end = gtt_map + size; - gtt_start < gtt_end; - gtt_start++) - *gtt_start = gtt_start; + for (gart_start = gtt_map, gart_end = gtt_map + size; + gart_start < gart_end; + gart_start++) + *gart_start = gart_start; amdgpu_bo_kunmap(gtt_obj[i]); - r = amdgpu_copy_buffer(ring, gtt_addr, vram_addr, + r = amdgpu_copy_buffer(ring, gart_addr, vram_addr, size, NULL, &fence, false, false); if (r) { @@ -132,21 +132,21 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) goto out_lclean_unpin; } - for (gtt_start = gtt_map, gtt_end = gtt_map + size, + for (gart_start = gtt_map, gart_end = gtt_map + size, vram_start = vram_map, vram_end = vram_map + size; vram_start < vram_end; - gtt_start++, vram_start++) { - if (*vram_start != gtt_start) { + gart_start++, vram_start++) { + if (*vram_start != gart_start) { DRM_ERROR("Incorrect GTT->VRAM copy %d: Got 0x%p, " "expected 0x%p (GTT/VRAM offset " "0x%16llx/0x%16llx)\n", - i, *vram_start, gtt_start, + i, *vram_start, gart_start, (unsigned long long) - (gtt_addr - adev->mc.gtt_start + - (void*)gtt_start - gtt_map), + (gart_addr - adev->mc.gart_start + + (void*)gart_start - gtt_map), (unsigned long long) (vram_addr - adev->mc.vram_start + - (void*)gtt_start - gtt_map)); + (void*)gart_start - gtt_map)); amdgpu_bo_kunmap(vram_obj); goto out_lclean_unpin; } @@ -155,7 +155,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) amdgpu_bo_kunmap(vram_obj); - r = amdgpu_copy_buffer(ring, vram_addr, gtt_addr, + r = amdgpu_copy_buffer(ring, vram_addr, gart_addr, size, NULL, &fence, false, false); if (r) { @@ -177,20 +177,20 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) goto out_lclean_unpin; } - for (gtt_start = gtt_map, gtt_end = gtt_map + size, + for (gart_start = gtt_map, gart_end = gtt_map + size, vram_start = vram_map, vram_end = vram_map + size; - gtt_start < gtt_end; - gtt_start++, vram_start++) { - if (*gtt_start != vram_start) { + gart_start < gart_end; + gart_start++, vram_start++) { + if (*gart_start != vram_start) { DRM_ERROR("Incorrect VRAM->GTT copy %d: Got 0x%p, " "expected 0x%p (VRAM/GTT offset " "0x%16llx/0x%16llx)\n", - i, *gtt_start, vram_start, + i, *gart_start, vram_start, (unsigned long long) (vram_addr - adev->mc.vram_start + (void*)vram_start - vram_map), (unsigned long long) - (gtt_addr - adev->mc.gtt_start + + (gart_addr - adev->mc.gart_start + (void*)vram_start - vram_map)); amdgpu_bo_kunmap(gtt_obj[i]); goto out_lclean_unpin; @@ -200,7 +200,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) amdgpu_bo_kunmap(gtt_obj[i]); DRM_INFO("Tested GTT->VRAM and VRAM->GTT copy for GTT offset 0x%llx\n", - gtt_addr - adev->mc.gtt_start); + gart_addr - adev->mc.gart_start); continue; out_lclean_unpin: diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index fb9c6988f5f2..4e711d9af67c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -158,7 +158,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, break; case TTM_PL_TT: man->func = &amdgpu_gtt_mgr_func; - man->gpu_offset = adev->mc.gtt_start; + man->gpu_offset = adev->mc.gart_start; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA; @@ -1144,13 +1144,13 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) DRM_INFO("amdgpu: %uM of VRAM memory ready\n", (unsigned) (adev->mc.real_vram_size / (1024 * 1024))); r = ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_TT, - adev->mc.gtt_size >> PAGE_SHIFT); + adev->mc.gart_size >> PAGE_SHIFT); if (r) { DRM_ERROR("Failed initializing GTT heap.\n"); return r; } DRM_INFO("amdgpu: %uM of GTT memory ready.\n", - (unsigned)(adev->mc.gtt_size / (1024 * 1024))); + (unsigned)(adev->mc.gart_size / (1024 * 1024))); adev->gds.mem.total_size = adev->gds.mem.total_size << AMDGPU_GDS_SHIFT; adev->gds.mem.gfx_partition_size = adev->gds.mem.gfx_partition_size << AMDGPU_GDS_SHIFT; @@ -1279,7 +1279,7 @@ static int amdgpu_map_buffer(struct ttm_buffer_object *bo, BUG_ON(adev->mman.buffer_funcs->copy_max_bytes < AMDGPU_GTT_MAX_TRANSFER_SIZE * 8); - *addr = adev->mc.gtt_start; + *addr = adev->mc.gart_start; *addr += (u64)window * AMDGPU_GTT_MAX_TRANSFER_SIZE * AMDGPU_GPU_PAGE_SIZE; @@ -1645,7 +1645,7 @@ static int amdgpu_ttm_debugfs_init(struct amdgpu_device *adev) adev, &amdgpu_ttm_gtt_fops); if (IS_ERR(ent)) return PTR_ERR(ent); - i_size_write(ent->d_inode, adev->mc.gtt_size); + i_size_write(ent->d_inode, adev->mc.gart_size); adev->mman.gtt = ent; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c index a42f483767e7..3ff786cfc947 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c @@ -58,14 +58,14 @@ static void gfxhub_v1_0_init_gart_aperture_regs(struct amdgpu_device *adev) gfxhub_v1_0_init_gart_pt_regs(adev); WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32, - (u32)(adev->mc.gtt_start >> 12)); + (u32)(adev->mc.gart_start >> 12)); WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32, - (u32)(adev->mc.gtt_start >> 44)); + (u32)(adev->mc.gart_start >> 44)); WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32, - (u32)(adev->mc.gtt_end >> 12)); + (u32)(adev->mc.gart_end >> 12)); WREG32_SOC15(GC, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32, - (u32)(adev->mc.gtt_end >> 44)); + (u32)(adev->mc.gart_end >> 44)); } static void gfxhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index 810d5734ce1e..886df0902067 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -228,7 +228,7 @@ static void gmc_v6_0_vram_gtt_location(struct amdgpu_device *adev, mc->mc_vram_size = 0xFFC0000000ULL; } amdgpu_vram_location(adev, &adev->mc, base); - amdgpu_gtt_location(adev, mc); + amdgpu_gart_location(adev, mc); } static void gmc_v6_0_mc_program(struct amdgpu_device *adev) @@ -481,8 +481,8 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev) (4UL << VM_L2_CNTL3__BANK_SELECT__SHIFT) | (4UL << VM_L2_CNTL3__L2_CACHE_BIGK_FRAGMENT_SIZE__SHIFT)); /* setup context0 */ - WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12); - WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12); + WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gart_start >> 12); + WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gart_end >> 12); WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12); WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, (u32)(adev->dummy_page.addr >> 12)); @@ -529,7 +529,7 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev) gmc_v6_0_gart_flush_gpu_tlb(adev, 0); dev_info(adev->dev, "PCIE GART of %uM enabled (table at 0x%016llX).\n", - (unsigned)(adev->mc.gtt_size >> 20), + (unsigned)(adev->mc.gart_size >> 20), (unsigned long long)adev->gart.table_addr); adev->gart.ready = true; return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index 066f00ad4152..21a45b403b21 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -244,7 +244,7 @@ static void gmc_v7_0_vram_gtt_location(struct amdgpu_device *adev, mc->mc_vram_size = 0xFFC0000000ULL; } amdgpu_vram_location(adev, &adev->mc, base); - amdgpu_gtt_location(adev, mc); + amdgpu_gart_location(adev, mc); } /** @@ -584,8 +584,8 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev) tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, L2_CACHE_BIGK_FRAGMENT_SIZE, 4); WREG32(mmVM_L2_CNTL3, tmp); /* setup context0 */ - WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12); - WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12); + WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gart_start >> 12); + WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gart_end >> 12); WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12); WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, (u32)(adev->dummy_page.addr >> 12)); @@ -639,7 +639,7 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev) gmc_v7_0_gart_flush_gpu_tlb(adev, 0); DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", - (unsigned)(adev->mc.gtt_size >> 20), + (unsigned)(adev->mc.gart_size >> 20), (unsigned long long)adev->gart.table_addr); adev->gart.ready = true; return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index f30c39c72bca..2b39606f1d3c 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -406,7 +406,7 @@ static void gmc_v8_0_vram_gtt_location(struct amdgpu_device *adev, mc->mc_vram_size = 0xFFC0000000ULL; } amdgpu_vram_location(adev, &adev->mc, base); - amdgpu_gtt_location(adev, mc); + amdgpu_gart_location(adev, mc); } /** @@ -786,8 +786,8 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev) tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_CONTEXT1_PTE_REQUEST_SNOOP, 0); WREG32(mmVM_L2_CNTL4, tmp); /* setup context0 */ - WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12); - WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12); + WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gart_start >> 12); + WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gart_end >> 12); WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12); WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, (u32)(adev->dummy_page.addr >> 12)); @@ -842,7 +842,7 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev) gmc_v8_0_gart_flush_gpu_tlb(adev, 0); DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", - (unsigned)(adev->mc.gtt_size >> 20), + (unsigned)(adev->mc.gart_size >> 20), (unsigned long long)adev->gart.table_addr); adev->gart.ready = true; return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index dd2756ec11b8..677181fdfa00 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -420,7 +420,7 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev, if (!amdgpu_sriov_vf(adev)) base = mmhub_v1_0_get_fb_location(adev); amdgpu_vram_location(adev, &adev->mc, base); - amdgpu_gtt_location(adev, mc); + amdgpu_gart_location(adev, mc); /* base offset of vram pages */ if (adev->flags & AMD_IS_APU) adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev); @@ -736,7 +736,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev) gmc_v9_0_gart_flush_gpu_tlb(adev, 0); DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", - (unsigned)(adev->mc.gtt_size >> 20), + (unsigned)(adev->mc.gart_size >> 20), (unsigned long long)adev->gart.table_addr); adev->gart.ready = true; return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index 9f2cf78907a3..0780e830b76b 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -69,14 +69,14 @@ static void mmhub_v1_0_init_gart_aperture_regs(struct amdgpu_device *adev) mmhub_v1_0_init_gart_pt_regs(adev); WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32, - (u32)(adev->mc.gtt_start >> 12)); + (u32)(adev->mc.gart_start >> 12)); WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32, - (u32)(adev->mc.gtt_start >> 44)); + (u32)(adev->mc.gart_start >> 44)); WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32, - (u32)(adev->mc.gtt_end >> 12)); + (u32)(adev->mc.gart_end >> 12)); WREG32_SOC15(MMHUB, 0, mmVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32, - (u32)(adev->mc.gtt_end >> 44)); + (u32)(adev->mc.gart_end >> 44)); } static void mmhub_v1_0_init_system_aperture_regs(struct amdgpu_device *adev) -- cgit v1.2.3 From f9321cc4408bd90bb0adcd929c04322aaf6afdcc Mon Sep 17 00:00:00 2001 From: Christian König Date: Fri, 7 Jul 2017 13:44:05 +0200 Subject: drm/amdgpu: change gartsize default to 256MB MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Limit the default GART size and save a lot of VRAM. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 12 +++++------- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 6 +++--- drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 9 +-------- 4 files changed, 10 insertions(+), 19 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index c7436ea425b4..019a4b73e5f5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -75,7 +75,7 @@ */ extern int amdgpu_modeset; extern int amdgpu_vram_limit; -extern int amdgpu_gart_size; +extern unsigned amdgpu_gart_size; extern int amdgpu_gtt_size; extern int amdgpu_moverate; extern int amdgpu_benchmarking; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 49dd8e0ddd17..0e629931210c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1132,13 +1132,11 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) amdgpu_sched_jobs = roundup_pow_of_two(amdgpu_sched_jobs); } - if (amdgpu_gart_size != -1) { - /* gtt size must be greater or equal to 32M */ - if (amdgpu_gart_size < 32) { - dev_warn(adev->dev, "gart size (%d) too small\n", - amdgpu_gart_size); - amdgpu_gart_size = -1; - } + if (amdgpu_gart_size < 32) { + /* gart size must be greater or equal to 32M */ + dev_warn(adev->dev, "gart size (%d) too small\n", + amdgpu_gart_size); + amdgpu_gart_size = 32; } if (amdgpu_gtt_size != -1 && amdgpu_gtt_size < 32) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index b83e87fef6a8..ed760f477542 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -74,7 +74,7 @@ #define KMS_DRIVER_PATCHLEVEL 0 int amdgpu_vram_limit = 0; -int amdgpu_gart_size = -1; /* auto */ +unsigned amdgpu_gart_size = 256; int amdgpu_gtt_size = -1; /* auto */ int amdgpu_moverate = -1; /* auto */ int amdgpu_benchmarking = 0; @@ -121,8 +121,8 @@ int amdgpu_lbpw = -1; MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); -MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc., -1 = auto)"); -module_param_named(gartsize, amdgpu_gart_size, int, 0600); +MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32, 64, etc.)"); +module_param_named(gartsize, amdgpu_gart_size, uint, 0600); MODULE_PARM_DESC(gttsize, "Size of the GTT domain in megabytes (-1 = auto)"); module_param_named(gttsize, amdgpu_gtt_size, int, 0600); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index d578ca6f2dfd..5cc4987cd887 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -65,14 +65,7 @@ */ void amdgpu_gart_set_defaults(struct amdgpu_device *adev) { - /* unless the user had overridden it, set the gart - * size equal to the 1024 or vram, whichever is larger. - */ - if (amdgpu_gart_size == -1) - adev->mc.gart_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20), - adev->mc.mc_vram_size); - else - adev->mc.gart_size = (uint64_t)amdgpu_gart_size << 20; + adev->mc.gart_size = (uint64_t)amdgpu_gart_size << 20; } /** -- cgit v1.2.3