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authorcodeworkx <codeworkx@cyanogenmod.com>2012-09-17 17:53:57 +0200
committercodeworkx <codeworkx@cyanogenmod.com>2012-09-18 16:31:59 +0200
commitc28265764ec6ad9995eb0c761a376ffc9f141fcd (patch)
tree3ad899757480d47deb2be6011509a4243e8e0dc2 /drivers/media/video/samsung/mali/linux/mali_ukk_mem.c
parent0ddbcb39c0dc0318f68d858f25a96a074142af2f (diff)
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applied patches from i9305 jb sources, updated mali to r3p0
Change-Id: Iec4bc4e2fb59e2cf5b4d25568a644d4e3719565e
Diffstat (limited to 'drivers/media/video/samsung/mali/linux/mali_ukk_mem.c')
-rw-r--r--drivers/media/video/samsung/mali/linux/mali_ukk_mem.c81
1 files changed, 2 insertions, 79 deletions
diff --git a/drivers/media/video/samsung/mali/linux/mali_ukk_mem.c b/drivers/media/video/samsung/mali/linux/mali_ukk_mem.c
index 0b98e41..260f257 100644
--- a/drivers/media/video/samsung/mali/linux/mali_ukk_mem.c
+++ b/drivers/media/video/samsung/mali/linux/mali_ukk_mem.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 ARM Limited. All rights reserved.
+ * Copyright (C) 2010-2012 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
@@ -13,7 +13,7 @@
#include "mali_ukk.h"
#include "mali_osk.h"
#include "mali_kernel_common.h"
-#include "mali_kernel_session_manager.h"
+#include "mali_session.h"
#include "mali_ukk_wrappers.h"
int mem_init_wrapper(struct mali_session_data *session_data, _mali_uk_init_mem_s __user *uargs)
@@ -257,80 +257,3 @@ err_exit:
if (kargs.buffer) _mali_osk_vfree(kargs.buffer);
return rc;
}
-
-
-
-int mem_get_big_block_wrapper( struct file * filp, _mali_uk_get_big_block_s __user * argument )
-{
- _mali_uk_get_big_block_s uk_args;
- _mali_osk_errcode_t err_code;
-
- /* validate input */
- /* the session_data pointer was validated by caller */
- MALI_CHECK_NON_NULL( argument, -EINVAL);
-
- /* get call arguments from user space. copy_from_user returns how many bytes which where NOT copied */
- if ( 0 != copy_from_user(&uk_args, (void __user *)argument, sizeof(_mali_uk_get_big_block_s)) )
- {
- return -EFAULT;
- }
-
- /* This interface inserts something into the ukk_private word */
- uk_args.ukk_private = (u32)filp;
- uk_args.ctx = filp->private_data;
- err_code = _mali_ukk_get_big_block( &uk_args );
-
- /* Do not leak the private word back into user space */
- uk_args.ukk_private = 0;
-
- if ( _MALI_OSK_ERR_OK != err_code )
- {
- return map_errcode(err_code);
- }
-
- /* From this point on, we must roll-back any failing action to preserve the
- * meaning of the U/K interface (e.g. when excluded) */
-
- /* transfer response back to user space */
- if ( 0 != copy_to_user(argument, &uk_args, sizeof(_mali_uk_get_big_block_s)) )
- {
- /* Roll-back - the _mali_uk_get_big_block call succeeded, so all
- * values in uk_args will be correct */
- _mali_uk_free_big_block_s uk_args_rollback = {0, };
-
- uk_args_rollback.ctx = uk_args.ctx;
- uk_args_rollback.cookie = uk_args.cookie;
- err_code = _mali_ukk_free_big_block( &uk_args_rollback );
-
- if ( _MALI_OSK_ERR_OK != err_code )
- {
- /* error in DEBUG and RELEASE */
- MALI_PRINT_ERROR( ("Failed to rollback get_big_block: %.8X\n", (u32)err_code) );
- }
- return -EFAULT;
- }
-
- return 0;
-}
-
-int mem_free_big_block_wrapper(struct mali_session_data *session_data, _mali_uk_free_big_block_s __user * argument)
-{
- _mali_uk_free_big_block_s uk_args;
- _mali_osk_errcode_t err_code;
-
- /* validate input */
- /* the session_data pointer was validated by caller */
- MALI_CHECK_NON_NULL( argument, -EINVAL );
-
- /* get call arguments from user space. get_user returns 0 on success */
- if ( 0 != get_user(uk_args.cookie, &argument->cookie) )
- {
- return -EFAULT;
- }
-
- uk_args.ctx = session_data;
- err_code = _mali_ukk_free_big_block( &uk_args );
-
- /* Return the error that _mali_ukk_free_big_block produced */
- return map_errcode(err_code);
-}