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p4sm8105214wrm.51.2020.11.12.11.01.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Nov 2020 11:01:07 -0800 (PST) From: Lee Jones To: lee.jones@linaro.org Cc: linux-kernel@vger.kernel.org, Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , David Airlie , Daniel Vetter , Sumit Semwal , Jerome Glisse , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH 12/30] drm/amd/amdgpu/amdgpu_ttm: Demote non-conformant kernel-doc headers, fix slightly lacking ones Date: Thu, 12 Nov 2020 19:00:21 +0000 Message-Id: <20201112190039.2785914-13-lee.jones@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201112190039.2785914-1-lee.jones@linaro.org> References: <20201112190039.2785914-1-lee.jones@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Fixes the following W=1 kernel build warning(s): drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:464: warning: Function parameter or member 'bo' not described in 'amdgpu_move_blit' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:464: warning: Function parameter or member 'evict' not described in 'amdgpu_move_blit' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:464: warning: Function parameter or member 'new_mem' not described in 'amdgpu_move_blit' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:464: warning: Function parameter or member 'old_mem' not described in 'amdgpu_move_blit' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:522: warning: Function parameter or member 'adev' not described in 'amdgpu_mem_visible' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:522: warning: Function parameter or member 'mem' not described in 'amdgpu_mem_visible' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:548: warning: Function parameter or member 'bo' not described in 'amdgpu_bo_move' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:548: warning: Function parameter or member 'evict' not described in 'amdgpu_bo_move' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:548: warning: Function parameter or member 'ctx' not described in 'amdgpu_bo_move' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:548: warning: Function parameter or member 'new_mem' not described in 'amdgpu_bo_move' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:548: warning: Function parameter or member 'hop' not described in 'amdgpu_bo_move' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:658: warning: Function parameter or member 'bdev' not described in 'amdgpu_ttm_io_mem_reserve' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:658: warning: Function parameter or member 'mem' not described in 'amdgpu_ttm_io_mem_reserve' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:751: warning: Function parameter or member 'bo' not described in 'amdgpu_ttm_tt_get_user_pages' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:751: warning: Function parameter or member 'pages' not described in 'amdgpu_ttm_tt_get_user_pages' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:855: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_get_user_pages_done' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:892: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_set_user_pages' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:892: warning: Function parameter or member 'pages' not described in 'amdgpu_ttm_tt_set_user_pages' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:906: warning: Function parameter or member 'bdev' not described in 'amdgpu_ttm_tt_pin_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:906: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_pin_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:944: warning: Function parameter or member 'bdev' not described in 'amdgpu_ttm_tt_unpin_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:944: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_unpin_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1029: warning: Function parameter or member 'bdev' not described in 'amdgpu_ttm_backend_bind' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1029: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_backend_bind' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1029: warning: Function parameter or member 'bo_mem' not described in 'amdgpu_ttm_backend_bind' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1087: warning: Function parameter or member 'bo' not described in 'amdgpu_ttm_alloc_gart' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1146: warning: Function parameter or member 'tbo' not described in 'amdgpu_ttm_recover_gart' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1168: warning: Function parameter or member 'bdev' not described in 'amdgpu_ttm_backend_unbind' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1168: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_backend_unbind' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1214: warning: Function parameter or member 'page_flags' not described in 'amdgpu_ttm_tt_create' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1247: warning: Function parameter or member 'bdev' not described in 'amdgpu_ttm_tt_populate' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1247: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_populate' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1247: warning: Function parameter or member 'ctx' not described in 'amdgpu_ttm_tt_populate' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1291: warning: Function parameter or member 'bdev' not described in 'amdgpu_ttm_tt_unpopulate' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1291: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_unpopulate' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1357: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_get_usermm' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1376: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_affect_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1376: warning: Function parameter or member 'start' not described in 'amdgpu_ttm_tt_affect_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1376: warning: Function parameter or member 'end' not described in 'amdgpu_ttm_tt_affect_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1397: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_is_userptr' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1410: warning: Function parameter or member 'ttm' not described in 'amdgpu_ttm_tt_is_readonly' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1449: warning: bad line: drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1454: warning: Function parameter or member 'adev' not described in 'amdgpu_ttm_tt_pte_flags' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1477: warning: Function parameter or member 'bo' not described in 'amdgpu_ttm_bo_eviction_valuable' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1477: warning: Function parameter or member 'place' not described in 'amdgpu_ttm_bo_eviction_valuable' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1787: warning: Function parameter or member 'adev' not described in 'amdgpu_ttm_init' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1915: warning: Function parameter or member 'adev' not described in 'amdgpu_ttm_late_init' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1926: warning: Function parameter or member 'adev' not described in 'amdgpu_ttm_fini' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2250: warning: Function parameter or member 'f' not described in 'amdgpu_ttm_vram_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2250: warning: Function parameter or member 'buf' not described in 'amdgpu_ttm_vram_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2250: warning: Function parameter or member 'size' not described in 'amdgpu_ttm_vram_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2250: warning: Function parameter or member 'pos' not described in 'amdgpu_ttm_vram_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2285: warning: Function parameter or member 'f' not described in 'amdgpu_ttm_vram_write' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2285: warning: Function parameter or member 'buf' not described in 'amdgpu_ttm_vram_write' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2285: warning: Function parameter or member 'size' not described in 'amdgpu_ttm_vram_write' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2285: warning: Function parameter or member 'pos' not described in 'amdgpu_ttm_vram_write' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2336: warning: Function parameter or member 'f' not described in 'amdgpu_ttm_gtt_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2336: warning: Function parameter or member 'buf' not described in 'amdgpu_ttm_gtt_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2336: warning: Function parameter or member 'size' not described in 'amdgpu_ttm_gtt_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2336: warning: Function parameter or member 'pos' not described in 'amdgpu_ttm_gtt_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2390: warning: Function parameter or member 'f' not described in 'amdgpu_iomem_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2390: warning: Function parameter or member 'buf' not described in 'amdgpu_iomem_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2390: warning: Function parameter or member 'size' not described in 'amdgpu_iomem_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2390: warning: Function parameter or member 'pos' not described in 'amdgpu_iomem_read' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2446: warning: Function parameter or member 'f' not described in 'amdgpu_iomem_write' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2446: warning: Function parameter or member 'buf' not described in 'amdgpu_iomem_write' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2446: warning: Function parameter or member 'size' not described in 'amdgpu_iomem_write' drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:2446: warning: Function parameter or member 'pos' not described in 'amdgpu_iomem_write' Cc: Alex Deucher Cc: "Christian König" Cc: David Airlie Cc: Daniel Vetter Cc: Sumit Semwal Cc: Jerome Glisse Cc: amd-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Cc: linux-media@vger.kernel.org Cc: linaro-mm-sig@lists.linaro.org Signed-off-by: Lee Jones --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 60 +++++++++++++------------ 1 file changed, 31 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 676fb520e0449..b473b13f34f76 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -451,7 +451,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev, return r; } -/** +/* * amdgpu_move_blit - Copy an entire buffer to another buffer * * This is a helper called by amdgpu_bo_move() and amdgpu_move_vram_ram() to @@ -512,7 +512,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, return r; } -/** +/* * amdgpu_mem_visible - Check that memory can be accessed by ttm_bo_move_memcpy * * Called by amdgpu_bo_move() @@ -536,7 +536,7 @@ static bool amdgpu_mem_visible(struct amdgpu_device *adev, <= adev->gmc.visible_vram_size; } -/** +/* * amdgpu_bo_move - Move a buffer object to a new memory location * * Called by ttm_bo_handle_move_mem() @@ -649,7 +649,7 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, bool evict, return r; } -/** +/* * amdgpu_ttm_io_mem_reserve - Reserve a block of memory during a fault * * Called by ttm_mem_io_reserve() ultimately via ttm_bo_vm_fault() @@ -740,7 +740,7 @@ struct amdgpu_ttm_tt { }; #ifdef CONFIG_DRM_AMDGPU_USERPTR -/** +/* * amdgpu_ttm_tt_get_user_pages - get device accessible pages that back user * memory and start HMM tracking CPU page table update * @@ -845,7 +845,7 @@ int amdgpu_ttm_tt_get_user_pages(struct amdgpu_bo *bo, struct page **pages) return r; } -/** +/* * amdgpu_ttm_tt_userptr_range_done - stop HMM track the CPU page table change * Check if the pages backing this ttm range have been invalidated * @@ -881,7 +881,7 @@ bool amdgpu_ttm_tt_get_user_pages_done(struct ttm_tt *ttm) } #endif -/** +/* * amdgpu_ttm_tt_set_user_pages - Copy pages in, putting old pages as necessary. * * Called by amdgpu_cs_list_validate(). This creates the page list @@ -896,7 +896,7 @@ void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages) ttm->pages[i] = pages ? pages[i] : NULL; } -/** +/* * amdgpu_ttm_tt_pin_userptr - prepare the sg table with the user pages * * Called by amdgpu_ttm_backend_bind() @@ -936,7 +936,7 @@ static int amdgpu_ttm_tt_pin_userptr(struct ttm_bo_device *bdev, return r; } -/** +/* * amdgpu_ttm_tt_unpin_userptr - Unpin and unmap userptr pages */ static void amdgpu_ttm_tt_unpin_userptr(struct ttm_bo_device *bdev, @@ -1017,7 +1017,7 @@ static int amdgpu_ttm_gart_bind(struct amdgpu_device *adev, return r; } -/** +/* * amdgpu_ttm_backend_bind - Bind GTT memory * * Called by ttm_tt_bind() on behalf of ttm_bo_handle_move_mem(). @@ -1075,7 +1075,7 @@ static int amdgpu_ttm_backend_bind(struct ttm_bo_device *bdev, return r; } -/** +/* * amdgpu_ttm_alloc_gart - Make sure buffer object is accessible either * through AGP or GART aperture. * @@ -1136,7 +1136,7 @@ int amdgpu_ttm_alloc_gart(struct ttm_buffer_object *bo) return 0; } -/** +/* * amdgpu_ttm_recover_gart - Rebind GTT pages * * Called by amdgpu_gtt_mgr_recover() from amdgpu_device_reset() to @@ -1157,7 +1157,7 @@ int amdgpu_ttm_recover_gart(struct ttm_buffer_object *tbo) return r; } -/** +/* * amdgpu_ttm_backend_unbind - Unbind GTT mapped pages * * Called by ttm_tt_unbind() on behalf of ttm_bo_move_ttm() and @@ -1206,6 +1206,7 @@ static void amdgpu_ttm_backend_destroy(struct ttm_bo_device *bdev, * amdgpu_ttm_tt_create - Create a ttm_tt object for a given BO * * @bo: The buffer object to create a GTT ttm_tt object around + * @page_flags: flags to request SG or DMA page directory * * Called by ttm_tt_create(). */ @@ -1235,7 +1236,7 @@ static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_buffer_object *bo, return >t->ttm; } -/** +/* * amdgpu_ttm_tt_populate - Map GTT pages visible to the device * * Map the pages of a ttm_tt object to an address space visible @@ -1280,7 +1281,7 @@ static int amdgpu_ttm_tt_populate(struct ttm_bo_device *bdev, return ttm_pool_alloc(&adev->mman.bdev.pool, ttm, ctx); } -/** +/* * amdgpu_ttm_tt_unpopulate - unmap GTT pages and unpopulate page arrays * * Unmaps pages of a ttm_tt object from the device address space and @@ -1350,7 +1351,7 @@ int amdgpu_ttm_tt_set_userptr(struct ttm_buffer_object *bo, return 0; } -/** +/* * amdgpu_ttm_tt_get_usermm - Return memory manager for ttm_tt object */ struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm) @@ -1366,7 +1367,7 @@ struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm) return gtt->usertask->mm; } -/** +/* * amdgpu_ttm_tt_affect_userptr - Determine if a ttm_tt object lays inside an * address range for the current task. * @@ -1390,7 +1391,7 @@ bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start, return true; } -/** +/* * amdgpu_ttm_tt_is_userptr - Have the pages backing by userptr? */ bool amdgpu_ttm_tt_is_userptr(struct ttm_tt *ttm) @@ -1403,7 +1404,7 @@ bool amdgpu_ttm_tt_is_userptr(struct ttm_tt *ttm) return true; } -/** +/* * amdgpu_ttm_tt_is_readonly - Is the ttm_tt object read only? */ bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm) @@ -1444,9 +1445,10 @@ uint64_t amdgpu_ttm_tt_pde_flags(struct ttm_tt *ttm, struct ttm_resource *mem) /** * amdgpu_ttm_tt_pte_flags - Compute PTE flags for ttm_tt object * + * @adev: amdgpu_device pointer * @ttm: The ttm_tt object to compute the flags for * @mem: The memory registry backing this ttm_tt object - + * * Figure out the flags to use for a VM PTE (Page Table Entry). */ uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm, @@ -1463,7 +1465,7 @@ uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm, return flags; } -/** +/* * amdgpu_ttm_bo_eviction_valuable - Check to see if we can evict a buffer * object. * @@ -1774,7 +1776,7 @@ static int amdgpu_ttm_reserve_tmr(struct amdgpu_device *adev) return 0; } -/** +/* * amdgpu_ttm_init - Init the memory management (ttm) as well as various * gtt/vram related fields. * @@ -1908,7 +1910,7 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) return 0; } -/** +/* * amdgpu_ttm_late_init - Handle any late initialization for amdgpu_ttm */ void amdgpu_ttm_late_init(struct amdgpu_device *adev) @@ -1919,7 +1921,7 @@ void amdgpu_ttm_late_init(struct amdgpu_device *adev) amdgpu_bo_free_kernel(&adev->mman.stolen_extended_memory, NULL, NULL); } -/** +/* * amdgpu_ttm_fini - De-initialize the TTM memory pools */ void amdgpu_ttm_fini(struct amdgpu_device *adev) @@ -2240,7 +2242,7 @@ static const struct drm_info_list amdgpu_ttm_debugfs_list[] = { {"ttm_page_pool", amdgpu_ttm_pool_debugfs, 0, NULL}, }; -/** +/* * amdgpu_ttm_vram_read - Linear read access to VRAM * * Accesses VRAM via MMIO for debugging purposes. @@ -2275,7 +2277,7 @@ static ssize_t amdgpu_ttm_vram_read(struct file *f, char __user *buf, return result; } -/** +/* * amdgpu_ttm_vram_write - Linear write access to VRAM * * Accesses VRAM via MMIO for debugging purposes. @@ -2328,7 +2330,7 @@ static const struct file_operations amdgpu_ttm_vram_fops = { #ifdef CONFIG_DRM_AMDGPU_GART_DEBUGFS -/** +/* * amdgpu_ttm_gtt_read - Linear read access to GTT memory */ static ssize_t amdgpu_ttm_gtt_read(struct file *f, char __user *buf, @@ -2378,7 +2380,7 @@ static const struct file_operations amdgpu_ttm_gtt_fops = { #endif -/** +/* * amdgpu_iomem_read - Virtual read access to GPU mapped memory * * This function is used to read memory that has been mapped to the @@ -2434,7 +2436,7 @@ static ssize_t amdgpu_iomem_read(struct file *f, char __user *buf, return result; } -/** +/* * amdgpu_iomem_write - Virtual write access to GPU mapped memory * * This function is used to write memory that has been mapped to the