diff options
Diffstat (limited to 'drivers/staging/gma500/psb_ttm_placement_user.h')
| -rw-r--r-- | drivers/staging/gma500/psb_ttm_placement_user.h | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/drivers/staging/gma500/psb_ttm_placement_user.h b/drivers/staging/gma500/psb_ttm_placement_user.h deleted file mode 100644 index 8b7068b54441..000000000000 --- a/drivers/staging/gma500/psb_ttm_placement_user.h +++ /dev/null @@ -1,252 +0,0 @@ -/************************************************************************** - * - * Copyright 2006-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA - * All Rights Reserved. - * Copyright (c) 2009 VMware, Inc., Palo Alto, CA., USA - * All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * - **************************************************************************/ -/* - * Authors - * Thomas Hellström <thomas-at-tungstengraphics-dot-com> - */ - -#ifndef _TTM_PLACEMENT_USER_H_ -#define _TTM_PLACEMENT_USER_H_ - -#if !defined(__KERNEL__) && !defined(_KERNEL) -#include <stdint.h> -#else -#include <linux/kernel.h> -#endif - -#include "ttm/ttm_placement.h" - -#define TTM_PLACEMENT_MAJOR 0 -#define TTM_PLACEMENT_MINOR 1 -#define TTM_PLACEMENT_PL 0 -#define TTM_PLACEMENT_DATE "080819" - -/** - * struct ttm_pl_create_req - * - * @size: The buffer object size. - * @placement: Flags that indicate initial acceptable - * placement. - * @page_alignment: Required alignment in pages. - * - * Input to the TTM_BO_CREATE ioctl. - */ - -struct ttm_pl_create_req { - uint64_t size; - uint32_t placement; - uint32_t page_alignment; -}; - -/** - * struct ttm_pl_create_ub_req - * - * @size: The buffer object size. - * @user_address: User-space address of the memory area that - * should be used to back the buffer object cast to 64-bit. - * @placement: Flags that indicate initial acceptable - * placement. - * @page_alignment: Required alignment in pages. - * - * Input to the TTM_BO_CREATE_UB ioctl. - */ - -struct ttm_pl_create_ub_req { - uint64_t size; - uint64_t user_address; - uint32_t placement; - uint32_t page_alignment; -}; - -/** - * struct ttm_pl_rep - * - * @gpu_offset: The current offset into the memory region used. - * This can be used directly by the GPU if there are no - * additional GPU mapping procedures used by the driver. - * - * @bo_size: Actual buffer object size. - * - * @map_handle: Offset into the device address space. - * Used for map, seek, read, write. This will never change - * during the lifetime of an object. - * - * @placement: Flag indicating the placement status of - * the buffer object using the TTM_PL flags above. - * - * @sync_object_arg: Used for user-space synchronization and - * depends on the synchronization model used. If fences are - * used, this is the buffer_object::fence_type_mask - * - * Output from the TTM_PL_CREATE and TTM_PL_REFERENCE, and - * TTM_PL_SETSTATUS ioctls. - */ - -struct ttm_pl_rep { - uint64_t gpu_offset; - uint64_t bo_size; - uint64_t map_handle; - uint32_t placement; - uint32_t handle; - uint32_t sync_object_arg; - uint32_t pad64; -}; - -/** - * struct ttm_pl_setstatus_req - * - * @set_placement: Placement flags to set. - * - * @clr_placement: Placement flags to clear. - * - * @handle: The object handle - * - * Input to the TTM_PL_SETSTATUS ioctl. - */ - -struct ttm_pl_setstatus_req { - uint32_t set_placement; - uint32_t clr_placement; - uint32_t handle; - uint32_t pad64; -}; - -/** - * struct ttm_pl_reference_req - * - * @handle: The object to put a reference on. - * - * Input to the TTM_PL_REFERENCE and the TTM_PL_UNREFERENCE ioctls. - */ - -struct ttm_pl_reference_req { - uint32_t handle; - uint32_t pad64; -}; - -/* - * ACCESS mode flags for SYNCCPU. - * - * TTM_SYNCCPU_MODE_READ will guarantee that the GPU is not - * writing to the buffer. - * - * TTM_SYNCCPU_MODE_WRITE will guarantee that the GPU is not - * accessing the buffer. - * - * TTM_SYNCCPU_MODE_NO_BLOCK makes sure the call does not wait - * for GPU accesses to finish but return -EBUSY. - * - * TTM_SYNCCPU_MODE_TRYCACHED Try to place the buffer in cacheable - * memory while synchronized for CPU. - */ - -#define TTM_PL_SYNCCPU_MODE_READ TTM_ACCESS_READ -#define TTM_PL_SYNCCPU_MODE_WRITE TTM_ACCESS_WRITE -#define TTM_PL_SYNCCPU_MODE_NO_BLOCK (1 << 2) -#define TTM_PL_SYNCCPU_MODE_TRYCACHED (1 << 3) - -/** - * struct ttm_pl_synccpu_arg - * - * @handle: The object to synchronize. - * - * @access_mode: access mode indicated by the - * TTM_SYNCCPU_MODE flags. - * - * @op: indicates whether to grab or release the - * buffer for cpu usage. - * - * Input to the TTM_PL_SYNCCPU ioctl. - */ - -struct ttm_pl_synccpu_arg { - uint32_t handle; - uint32_t access_mode; - enum { - TTM_PL_SYNCCPU_OP_GRAB, - TTM_PL_SYNCCPU_OP_RELEASE - } op; - uint32_t pad64; -}; - -/* - * Waiting mode flags for the TTM_BO_WAITIDLE ioctl. - * - * TTM_WAITIDLE_MODE_LAZY: Allow for sleeps during polling - * wait. - * - * TTM_WAITIDLE_MODE_NO_BLOCK: Don't block waiting for GPU, - * but return -EBUSY if the buffer is busy. - */ - -#define TTM_PL_WAITIDLE_MODE_LAZY (1 << 0) -#define TTM_PL_WAITIDLE_MODE_NO_BLOCK (1 << 1) - -/** - * struct ttm_waitidle_arg - * - * @handle: The object to synchronize. - * - * @mode: wait mode indicated by the - * TTM_SYNCCPU_MODE flags. - * - * Argument to the TTM_BO_WAITIDLE ioctl. - */ - -struct ttm_pl_waitidle_arg { - uint32_t handle; - uint32_t mode; -}; - -union ttm_pl_create_arg { - struct ttm_pl_create_req req; - struct ttm_pl_rep rep; -}; - -union ttm_pl_reference_arg { - struct ttm_pl_reference_req req; - struct ttm_pl_rep rep; -}; - -union ttm_pl_setstatus_arg { - struct ttm_pl_setstatus_req req; - struct ttm_pl_rep rep; -}; - -union ttm_pl_create_ub_arg { - struct ttm_pl_create_ub_req req; - struct ttm_pl_rep rep; -}; - -/* - * Ioctl offsets. - */ - -#define TTM_PL_CREATE 0x00 -#define TTM_PL_REFERENCE 0x01 -#define TTM_PL_UNREF 0x02 -#define TTM_PL_SYNCCPU 0x03 -#define TTM_PL_WAITIDLE 0x04 -#define TTM_PL_SETSTATUS 0x05 -#define TTM_PL_CREATE_UB 0x06 - -#endif |