xref: /openbmc/linux/drivers/gpu/drm/radeon/evergreen.h (revision 3a35093a)
1 /* radeon_evergreen.h -- Private header for radeon driver -*- linux-c -*-
2  *
3  * Copyright 2010 Advanced Micro Devices, Inc.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  *
24  */
25 
26 #ifndef __RADEON_EVERGREEN_H__
27 #define __RADEON_EVERGREEN_H__
28 
29 struct evergreen_mc_save;
30 struct evergreen_power_info;
31 struct radeon_device;
32 
33 bool evergreen_is_display_hung(struct radeon_device *rdev);
34 void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
35 void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
36 void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
37 int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
38 void evergreen_mc_program(struct radeon_device *rdev);
39 void evergreen_irq_suspend(struct radeon_device *rdev);
40 int evergreen_mc_init(struct radeon_device *rdev);
41 void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
42 void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
43 void evergreen_program_aspm(struct radeon_device *rdev);
44 void sumo_rlc_fini(struct radeon_device *rdev);
45 int sumo_rlc_init(struct radeon_device *rdev);
46 void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
47 u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev);
48 void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
49 u32 evergreen_gpu_check_soft_reset(struct radeon_device *rdev);
50 int evergreen_rlc_resume(struct radeon_device *rdev);
51 struct evergreen_power_info *evergreen_get_pi(struct radeon_device *rdev);
52 
53 #endif				/* __RADEON_EVERGREEN_H__ */
54