From 158d20d1857fe58af6cfa8163b37f90e999c948e Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 4 Aug 2020 12:55:48 +1000 Subject: [PATCH] drm/amdgpu/ttm: init managers from the driver side. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Use new init calls to unwrap manager init Reviewed-by: Christian König Signed-off-by: Dave Airlie Link: https://patchwork.freedesktop.org/patch/msgid/20200804025632.3868079-16-airlied@gmail.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 19 +++++++++----- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 37 ++++------------------------ drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 4 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 19 +++++++++----- 4 files changed, 33 insertions(+), 46 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c index 62cf4fb..f94c6a3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c @@ -76,6 +76,7 @@ static DEVICE_ATTR(mem_info_gtt_total, S_IRUGO, static DEVICE_ATTR(mem_info_gtt_used, S_IRUGO, amdgpu_mem_info_gtt_used_show, NULL); +static const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func; /** * amdgpu_gtt_mgr_init - init GTT manager and DRM MM * @@ -84,14 +85,20 @@ static DEVICE_ATTR(mem_info_gtt_used, S_IRUGO, * * Allocate and initialize the GTT manager. */ -static int amdgpu_gtt_mgr_init(struct ttm_mem_type_manager *man, - unsigned long p_size) +int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size) { - struct amdgpu_device *adev = amdgpu_ttm_adev(man->bdev); + struct ttm_mem_type_manager *man = &adev->mman.bdev.man[TTM_PL_TT]; struct amdgpu_gtt_mgr *mgr; uint64_t start, size; int ret; + man->use_tt = true; + man->func = &amdgpu_gtt_mgr_func; + man->available_caching = TTM_PL_MASK_CACHING; + man->default_caching = TTM_PL_FLAG_CACHED; + + ttm_mem_type_manager_init(&adev->mman.bdev, man, gtt_size >> PAGE_SHIFT); + mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); if (!mgr) return -ENOMEM; @@ -100,7 +107,7 @@ static int amdgpu_gtt_mgr_init(struct ttm_mem_type_manager *man, size = (adev->gmc.gart_size >> PAGE_SHIFT) - start; drm_mm_init(&mgr->mm, start, size); spin_lock_init(&mgr->lock); - atomic64_set(&mgr->available, p_size); + atomic64_set(&mgr->available, gtt_size >> PAGE_SHIFT); man->priv = mgr; ret = device_create_file(adev->dev, &dev_attr_mem_info_gtt_total); @@ -114,6 +121,7 @@ static int amdgpu_gtt_mgr_init(struct ttm_mem_type_manager *man, return ret; } + ttm_mem_type_manager_set_used(man, true); return 0; } @@ -300,8 +308,7 @@ static void amdgpu_gtt_mgr_debug(struct ttm_mem_type_manager *man, amdgpu_gtt_mgr_usage(man) >> 20); } -const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func = { - .init = amdgpu_gtt_mgr_init, +static const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func = { .takedown = amdgpu_gtt_mgr_fini, .get_node = amdgpu_gtt_mgr_new, .put_node = amdgpu_gtt_mgr_del, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index da6434e..4058354 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -62,43 +62,16 @@ #define AMDGPU_TTM_VRAM_MAX_DW_READ (size_t)128 -static int amdgpu_ttm_init_vram(struct amdgpu_device *adev) -{ - - struct ttm_mem_type_manager *man = &adev->mman.bdev.man[TTM_PL_VRAM]; - - man->func = &amdgpu_vram_mgr_func; - man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; - man->default_caching = TTM_PL_FLAG_WC; - - return ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_VRAM, - adev->gmc.real_vram_size >> PAGE_SHIFT); -} - -static int amdgpu_ttm_init_gtt(struct amdgpu_device *adev, uint64_t gtt_size) -{ - struct ttm_mem_type_manager *man = &adev->mman.bdev.man[TTM_PL_TT]; - - man->use_tt = true; - man->func = &amdgpu_gtt_mgr_func; - man->available_caching = TTM_PL_MASK_CACHING; - man->default_caching = TTM_PL_FLAG_CACHED; - - return ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_TT, - gtt_size >> PAGE_SHIFT); -} - static int amdgpu_ttm_init_on_chip(struct amdgpu_device *adev, - unsigned int type, - uint64_t size) + unsigned int type, + uint64_t size) { struct ttm_mem_type_manager *man = &adev->mman.bdev.man[type]; - man->func = &ttm_bo_manager_func; man->available_caching = TTM_PL_FLAG_UNCACHED; man->default_caching = TTM_PL_FLAG_UNCACHED; - return ttm_bo_init_mm(&adev->mman.bdev, type, size); + return ttm_range_man_init(&adev->mman.bdev, man, size >> PAGE_SHIFT); } /** @@ -1883,7 +1856,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) adev->mman.bdev.no_retry = true; /* Initialize VRAM pool with all of VRAM divided into pages */ - r = amdgpu_ttm_init_vram(adev); + r = amdgpu_vram_mgr_init(adev); if (r) { DRM_ERROR("Failed initializing VRAM heap.\n"); return r; @@ -1964,7 +1937,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) gtt_size = (uint64_t)amdgpu_gtt_size << 20; /* Initialize GTT memory pool */ - r = amdgpu_ttm_init_gtt(adev, gtt_size); + r = amdgpu_gtt_mgr_init(adev, gtt_size); if (r) { DRM_ERROR("Failed initializing GTT heap.\n"); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index 17c8d0d..fb45c0a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -67,8 +67,8 @@ struct amdgpu_copy_mem { unsigned long offset; }; -extern const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func; -extern const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func; +int amdgpu_gtt_mgr_init(struct amdgpu_device *adev, uint64_t gtt_size); +int amdgpu_vram_mgr_init(struct amdgpu_device *adev); bool amdgpu_gtt_mgr_has_gart_addr(struct ttm_mem_reg *mem); uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index d4f626d..6fcbeb0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -158,6 +158,8 @@ static const struct attribute *amdgpu_vram_mgr_attributes[] = { NULL }; +static const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func; + /** * amdgpu_vram_mgr_init - init VRAM manager and DRM MM * @@ -166,18 +168,23 @@ static const struct attribute *amdgpu_vram_mgr_attributes[] = { * * Allocate and initialize the VRAM manager. */ -static int amdgpu_vram_mgr_init(struct ttm_mem_type_manager *man, - unsigned long p_size) +int amdgpu_vram_mgr_init(struct amdgpu_device *adev) { - struct amdgpu_device *adev = amdgpu_ttm_adev(man->bdev); + struct ttm_mem_type_manager *man = &adev->mman.bdev.man[TTM_PL_VRAM]; struct amdgpu_vram_mgr *mgr; int ret; + man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; + man->default_caching = TTM_PL_FLAG_WC; + + ttm_mem_type_manager_init(&adev->mman.bdev, man, adev->gmc.real_vram_size >> PAGE_SHIFT); + + man->func = &amdgpu_vram_mgr_func; mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); if (!mgr) return -ENOMEM; - drm_mm_init(&mgr->mm, 0, p_size); + drm_mm_init(&mgr->mm, 0, man->size); spin_lock_init(&mgr->lock); man->priv = mgr; @@ -186,6 +193,7 @@ static int amdgpu_vram_mgr_init(struct ttm_mem_type_manager *man, if (ret) DRM_ERROR("Failed to register sysfs\n"); + ttm_mem_type_manager_set_used(man, true); return 0; } @@ -589,8 +597,7 @@ static void amdgpu_vram_mgr_debug(struct ttm_mem_type_manager *man, amdgpu_vram_mgr_vis_usage(man) >> 20); } -const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func = { - .init = amdgpu_vram_mgr_init, +static const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func = { .takedown = amdgpu_vram_mgr_fini, .get_node = amdgpu_vram_mgr_new, .put_node = amdgpu_vram_mgr_del, -- 2.7.4