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Commit ba87349e authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/ttm: cleanup coding style in ttm_bo_api.h 



Extern is the default for function declerations anyway and this
solves a bunch of 80char per line issues.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarMichel Dänzer <michel.daenzer@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c0c2c3bf

include/drm/ttm/ttm_bo_api.h

+54 −77
Original line number Diff line number Diff line
@@ -288,8 +288,7 @@ ttm_bo_reference(struct ttm_buffer_object *bo) 
 * Returns -EBUSY if no_wait is true and the buffer is busy.

 * Returns -ERESTARTSYS if interrupted by a signal.

 */

extern int ttm_bo_wait(struct ttm_buffer_object *bo,

		       bool interruptible, bool no_wait);

int ttm_bo_wait(struct ttm_buffer_object *bo, bool interruptible, bool no_wait);



/**

 * ttm_bo_mem_compat - Check if proposed placement is compatible with a bo
@@ -300,8 +299,7 @@ extern int ttm_bo_wait(struct ttm_buffer_object *bo, 
 *

 * Returns true if the placement is compatible

 */

extern bool ttm_bo_mem_compat(struct ttm_placement *placement,

			      struct ttm_mem_reg *mem,

bool ttm_bo_mem_compat(struct ttm_placement *placement, struct ttm_mem_reg *mem,

		       uint32_t *new_flags);



/**
@@ -320,7 +318,7 @@ extern bool ttm_bo_mem_compat(struct ttm_placement *placement, 
 * -EBUSY if no_wait is true and buffer busy.

 * -ERESTARTSYS if interrupted by a signal.

 */

extern int ttm_bo_validate(struct ttm_buffer_object *bo,

int ttm_bo_validate(struct ttm_buffer_object *bo,

		    struct ttm_placement *placement,

		    bool interruptible,

		    bool no_wait_gpu);
@@ -332,7 +330,7 @@ extern int ttm_bo_validate(struct ttm_buffer_object *bo, 
 *

 * Unreference and clear a pointer to a buffer object.

 */

extern void ttm_bo_unref(struct ttm_buffer_object **bo);

void ttm_bo_unref(struct ttm_buffer_object **bo);



/**

 * ttm_bo_add_to_lru
@@ -344,7 +342,7 @@ extern void ttm_bo_unref(struct ttm_buffer_object **bo); 
 * This function must be called with struct ttm_bo_global::lru_lock held, and

 * is typically called immediately prior to unreserving a bo.

 */

extern void ttm_bo_add_to_lru(struct ttm_buffer_object *bo);

void ttm_bo_add_to_lru(struct ttm_buffer_object *bo);



/**

 * ttm_bo_del_from_lru
@@ -356,7 +354,7 @@ extern void ttm_bo_add_to_lru(struct ttm_buffer_object *bo); 
 * and is usually called just immediately after the bo has been reserved to

 * avoid recursive reservation from lru lists.

 */

extern void ttm_bo_del_from_lru(struct ttm_buffer_object *bo);

void ttm_bo_del_from_lru(struct ttm_buffer_object *bo);



/**

 * ttm_bo_move_to_lru_tail
@@ -367,7 +365,7 @@ extern void ttm_bo_del_from_lru(struct ttm_buffer_object *bo); 
 * object. This function must be called with struct ttm_bo_global::lru_lock

 * held, and is used to make a BO less likely to be considered for eviction.

 */

extern void ttm_bo_move_to_lru_tail(struct ttm_buffer_object *bo);

void ttm_bo_move_to_lru_tail(struct ttm_buffer_object *bo);



/**

 * ttm_bo_lock_delayed_workqueue
@@ -376,15 +374,14 @@ extern void ttm_bo_move_to_lru_tail(struct ttm_buffer_object *bo); 
 * Returns

 * True if the workqueue was queued at the time

 */

extern int ttm_bo_lock_delayed_workqueue(struct ttm_bo_device *bdev);

int ttm_bo_lock_delayed_workqueue(struct ttm_bo_device *bdev);



/**

 * ttm_bo_unlock_delayed_workqueue

 *

 * Allows the delayed workqueue to run.

 */

extern void ttm_bo_unlock_delayed_workqueue(struct ttm_bo_device *bdev,

					    int resched);

void ttm_bo_unlock_delayed_workqueue(struct ttm_bo_device *bdev, int resched);



/**

 * ttm_bo_eviction_valuable
@@ -411,8 +408,7 @@ bool ttm_bo_eviction_valuable(struct ttm_buffer_object *bo, 
 * -EBUSY if the buffer is busy and no_wait is true.

 * -ERESTARTSYS if interrupted by a signal.

 */

extern int

ttm_bo_synccpu_write_grab(struct ttm_buffer_object *bo, bool no_wait);

int ttm_bo_synccpu_write_grab(struct ttm_buffer_object *bo, bool no_wait);



/**

 * ttm_bo_synccpu_write_release:
@@ -421,7 +417,7 @@ ttm_bo_synccpu_write_grab(struct ttm_buffer_object *bo, bool no_wait); 
 *

 * Releases a synccpu lock.

 */

extern void ttm_bo_synccpu_write_release(struct ttm_buffer_object *bo);

void ttm_bo_synccpu_write_release(struct ttm_buffer_object *bo);



/**

 * ttm_bo_acc_size
@@ -480,7 +476,7 @@ size_t ttm_bo_dma_acc_size(struct ttm_bo_device *bdev, 
 * -ERESTARTSYS: Interrupted by signal while sleeping waiting for resources.

 */



extern int ttm_bo_init_reserved(struct ttm_bo_device *bdev,

int ttm_bo_init_reserved(struct ttm_bo_device *bdev,

			 struct ttm_buffer_object *bo,

			 unsigned long size,

			 enum ttm_bo_type type,
@@ -531,18 +527,12 @@ extern int ttm_bo_init_reserved(struct ttm_bo_device *bdev, 
 * -EINVAL: Invalid placement flags.

 * -ERESTARTSYS: Interrupted by signal while sleeping waiting for resources.

 */



extern int ttm_bo_init(struct ttm_bo_device *bdev,

			struct ttm_buffer_object *bo,

			unsigned long size,

			enum ttm_bo_type type,

int ttm_bo_init(struct ttm_bo_device *bdev, struct ttm_buffer_object *bo,

		unsigned long size, enum ttm_bo_type type,

		struct ttm_placement *placement,

			uint32_t page_alignment,

			bool interrubtible,

			struct file *persistent_swap_storage,

			size_t acc_size,

			struct sg_table *sg,

			struct reservation_object *resv,

		uint32_t page_alignment, bool interrubtible,

		struct file *persistent_swap_storage, size_t acc_size,

		struct sg_table *sg, struct reservation_object *resv,

		void (*destroy) (struct ttm_buffer_object *));



/**
@@ -569,13 +559,9 @@ extern int ttm_bo_init(struct ttm_bo_device *bdev, 
 * -EINVAL: Invalid placement flags.

 * -ERESTARTSYS: Interrupted by signal while waiting for resources.

 */



extern int ttm_bo_create(struct ttm_bo_device *bdev,

				unsigned long size,

				enum ttm_bo_type type,

				struct ttm_placement *placement,

				uint32_t page_alignment,

				bool interruptible,

int ttm_bo_create(struct ttm_bo_device *bdev, unsigned long size,

		  enum ttm_bo_type type, struct ttm_placement *placement,

		  uint32_t page_alignment, bool interruptible,

		  struct file *persistent_swap_storage,

		  struct ttm_buffer_object **p_bo);
@@ -594,9 +580,9 @@ extern int ttm_bo_create(struct ttm_bo_device *bdev, 
 * -ENOMEM: Not enough memory.

 * May also return driver-specified errors.

 */



extern int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type,

int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type,

		   unsigned long p_size);



/**

 * ttm_bo_clean_mm

 *
@@ -623,8 +609,7 @@ extern int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type, 
 * -EINVAL: invalid or uninitialized memory type.

 * -EBUSY: There are still buffers left in this memory type.

 */



extern int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type);

int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type);



/**

 * ttm_bo_evict_mm
@@ -644,8 +629,7 @@ extern int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type); 
 * -ERESTARTSYS: The call was interrupted by a signal while waiting to

 * evict a buffer.

 */



extern int ttm_bo_evict_mm(struct ttm_bo_device *bdev, unsigned mem_type);

int ttm_bo_evict_mm(struct ttm_bo_device *bdev, unsigned mem_type);



/**

 * ttm_kmap_obj_virtual
@@ -658,7 +642,6 @@ extern int ttm_bo_evict_mm(struct ttm_bo_device *bdev, unsigned mem_type); 
 * If *is_iomem is 1 on return, the virtual address points to an io memory area,

 * that should strictly be accessed by the iowriteXX() and similar functions.

 */



static inline void *ttm_kmap_obj_virtual(struct ttm_bo_kmap_obj *map,

					 bool *is_iomem)

{
@@ -682,8 +665,7 @@ static inline void *ttm_kmap_obj_virtual(struct ttm_bo_kmap_obj *map, 
 * -ENOMEM: Out of memory.

 * -EINVAL: Invalid range.

 */



extern int ttm_bo_kmap(struct ttm_buffer_object *bo, unsigned long start_page,

int ttm_bo_kmap(struct ttm_buffer_object *bo, unsigned long start_page,

		unsigned long num_pages, struct ttm_bo_kmap_obj *map);



/**
@@ -693,8 +675,7 @@ extern int ttm_bo_kmap(struct ttm_buffer_object *bo, unsigned long start_page, 
 *

 * Unmaps a kernel map set up by ttm_bo_kmap.

 */



extern void ttm_bo_kunmap(struct ttm_bo_kmap_obj *map);

void ttm_bo_kunmap(struct ttm_bo_kmap_obj *map);



/**

 * ttm_fbdev_mmap - mmap fbdev memory backed by a ttm buffer object.
@@ -706,9 +687,7 @@ extern void ttm_bo_kunmap(struct ttm_bo_kmap_obj *map); 
 * This function is intended to be called by the fbdev mmap method

 * if the fbdev address space is to be backed by a bo.

 */



extern int ttm_fbdev_mmap(struct vm_area_struct *vma,

			  struct ttm_buffer_object *bo);

int ttm_fbdev_mmap(struct vm_area_struct *vma, struct ttm_buffer_object *bo);



/**

 * ttm_bo_default_iomem_pfn - get a pfn for a page offset
@@ -731,8 +710,7 @@ unsigned long ttm_bo_default_io_mem_pfn(struct ttm_buffer_object *bo, 
 * This function is intended to be called by the device mmap method.

 * if the device address space is to be backed by the bo manager.

 */



extern int ttm_bo_mmap(struct file *filp, struct vm_area_struct *vma,

int ttm_bo_mmap(struct file *filp, struct vm_area_struct *vma,

		struct ttm_bo_device *bdev);



/**
@@ -755,11 +733,10 @@ extern int ttm_bo_mmap(struct file *filp, struct vm_area_struct *vma, 
 * the function may return -ERESTARTSYS if

 * interrupted by a signal.

 */



extern ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp,

ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp,

		  const char __user *wbuf, char __user *rbuf,

		  size_t count, loff_t *f_pos, bool write);



extern void ttm_bo_swapout_all(struct ttm_bo_device *bdev);

extern int ttm_bo_wait_unreserved(struct ttm_buffer_object *bo);

void ttm_bo_swapout_all(struct ttm_bo_device *bdev);

int ttm_bo_wait_unreserved(struct ttm_buffer_object *bo);

#endif