From e5fd91f1ef340da553f7a79da9540c3db711c937 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 8 Sep 2015 01:01:14 -0300 Subject: Linux-libre 4.2-gnu --- drivers/gpu/drm/amd/include/amd_shared.h | 81 ++++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 drivers/gpu/drm/amd/include/amd_shared.h (limited to 'drivers/gpu/drm/amd/include/amd_shared.h') diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h new file mode 100644 index 000000000..5bdf1b439 --- /dev/null +++ b/drivers/gpu/drm/amd/include/amd_shared.h @@ -0,0 +1,81 @@ +/* + * Copyright 2015 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __AMD_SHARED_H__ +#define __AMD_SHARED_H__ + +enum amd_ip_block_type { + AMD_IP_BLOCK_TYPE_COMMON, + AMD_IP_BLOCK_TYPE_GMC, + AMD_IP_BLOCK_TYPE_IH, + AMD_IP_BLOCK_TYPE_SMC, + AMD_IP_BLOCK_TYPE_DCE, + AMD_IP_BLOCK_TYPE_GFX, + AMD_IP_BLOCK_TYPE_SDMA, + AMD_IP_BLOCK_TYPE_UVD, + AMD_IP_BLOCK_TYPE_VCE, +}; + +enum amd_clockgating_state { + AMD_CG_STATE_GATE = 0, + AMD_CG_STATE_UNGATE, +}; + +enum amd_powergating_state { + AMD_PG_STATE_GATE = 0, + AMD_PG_STATE_UNGATE, +}; + +struct amd_ip_funcs { + /* sets up early driver state (pre sw_init), does not configure hw - Optional */ + int (*early_init)(void *handle); + /* sets up late driver/hw state (post hw_init) - Optional */ + int (*late_init)(void *handle); + /* sets up driver state, does not configure hw */ + int (*sw_init)(void *handle); + /* tears down driver state, does not configure hw */ + int (*sw_fini)(void *handle); + /* sets up the hw state */ + int (*hw_init)(void *handle); + /* tears down the hw state */ + int (*hw_fini)(void *handle); + /* handles IP specific hw/sw changes for suspend */ + int (*suspend)(void *handle); + /* handles IP specific hw/sw changes for resume */ + int (*resume)(void *handle); + /* returns current IP block idle status */ + bool (*is_idle)(void *handle); + /* poll for idle */ + int (*wait_for_idle)(void *handle); + /* soft reset the IP block */ + int (*soft_reset)(void *handle); + /* dump the IP block status registers */ + void (*print_status)(void *handle); + /* enable/disable cg for the IP block */ + int (*set_clockgating_state)(void *handle, + enum amd_clockgating_state state); + /* enable/disable pg for the IP block */ + int (*set_powergating_state)(void *handle, + enum amd_powergating_state state); +}; + +#endif /* __AMD_SHARED_H__ */ -- cgit v1.2.3-54-g00ecf