Commit 09aac699 authored by Hawking Zhang's avatar Hawking Zhang Committed by Alex Deucher
Browse files

drm/amdgpu: implement smuio v9_0 callbacks 



Vega10/12 will use smuio v9_0 callbacks

Signed-off-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarJohn Clements <john.clements@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 293f2563

drivers/gpu/drm/amd/amdgpu/Makefile

+4 −0
Original line number Diff line number Diff line
@@ -167,6 +167,10 @@ amdgpu-y += \ 
	athub_v2_0.o \

	athub_v2_1.o



# add SMUIO block

amdgpu-y += \

	smuio_v9_0.o



# add amdkfd interfaces

amdgpu-y += amdgpu_amdkfd.o

drivers/gpu/drm/amd/amdgpu/smuio_v9_0.c

0 → 100644
+77 −0
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/*

 * Copyright 2020 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.

 *

 */

#include "amdgpu.h"

#include "smuio_v9_0.h"

#include "smuio/smuio_9_0_offset.h"

#include "smuio/smuio_9_0_sh_mask.h"



static u32 smuio_v9_0_get_rom_index_offset(struct amdgpu_device *adev)

{

	return SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX);

}



static u32 smuio_v9_0_get_rom_data_offset(struct amdgpu_device *adev)

{

	return SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA);

}



void smuio_v9_0_update_rom_clock_gating(struct amdgpu_device *adev, bool enable)

{

	u32 def, data;



	/* enable/disable ROM CG is not supported on APU */

	if (adev->flags & AMD_IS_APU)

		return;



	def = data = RREG32_SOC15(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0);



	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))

		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |

			CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);

	else

		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |

			CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;



	if (def != data)

		WREG32_SOC15(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0, data);

}



void smuio_v9_0_get_clock_gating_state(struct amdgpu_device *adev, u32 *flags)

{

	u32 data;



	/* CGTT_ROM_CLK_CTRL0 is not availabe for APUs */

	if (adev->flags & AMD_IS_APU)

		return;



	data = RREG32_SOC15(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0);

	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))

		*flags |= AMD_CG_SUPPORT_ROM_MGCG;

}



const struct amdgpu_smuio_funcs smuio_v9_0_funcs = {

	.get_rom_index_offset = smuio_v9_0_get_rom_index_offset,

	.get_rom_data_offset = smuio_v9_0_get_rom_data_offset,

	.update_rom_clock_gating = smuio_v9_0_update_rom_clock_gating,

	.get_clock_gating_state = smuio_v9_0_get_clock_gating_state,

};

drivers/gpu/drm/amd/amdgpu/smuio_v9_0.h

0 → 100644
+30 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2020 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 __SMUIO_V9_0_H__

#define __SMUIO_V9_0_H__



#include "soc15_common.h"



extern const struct amdgpu_smuio_funcs smuio_v9_0_funcs;



#endif /* __SMUIO_V9_0_H__ */