xref: /openbmc/linux/drivers/gpu/drm/radeon/cik.h (revision 2cf1c348)
1 /* cik.h -- Private header for radeon driver -*- linux-c -*-
2  * Copyright 2012 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  */
22 
23 #ifndef __CIK_H__
24 #define __CIK_H__
25 
26 struct radeon_device;
27 
28 void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
29 void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
30 int ci_mc_load_microcode(struct radeon_device *rdev);
31 void cik_update_cg(struct radeon_device *rdev, u32 block, bool enable);
32 u32 cik_gpu_check_soft_reset(struct radeon_device *rdev);
33 void cik_init_cp_pg_table(struct radeon_device *rdev);
34 u32 cik_get_csb_size(struct radeon_device *rdev);
35 void cik_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer);
36 
37 int cik_sdma_resume(struct radeon_device *rdev);
38 void cik_sdma_enable(struct radeon_device *rdev, bool enable);
39 void cik_sdma_fini(struct radeon_device *rdev);
40 #endif                         /* __CIK_H__ */
41