Commit b9d7eb6a authored by Qingqing Zhuo's avatar Qingqing Zhuo Committed by Alex Deucher
Browse files

drm/amd/display: Add DCN315 GPIO 



Add GPIO interfaces for DCN 3.1.5.

Signed-off-by: default avatarQingqing Zhuo <qingqing.zhuo@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f9490399

drivers/gpu/drm/amd/display/dc/gpio/Makefile

+8 −0
Original line number Diff line number Diff line
@@ -106,6 +106,14 @@ GPIO_DCN30 = hw_translate_dcn30.o hw_factory_dcn30.o 
AMD_DAL_GPIO_DCN30 = $(addprefix $(AMDDALPATH)/dc/gpio/dcn30/,$(GPIO_DCN30))



AMD_DISPLAY_FILES += $(AMD_DAL_GPIO_DCN30)

###############################################################################

# DCN 3.15

###############################################################################

GPIO_DCN315 = hw_translate_dcn315.o hw_factory_dcn315.o



AMD_DAL_GPIO_DCN315 = $(addprefix $(AMDDALPATH)/dc/gpio/dcn315/,$(GPIO_DCN315))



AMD_DISPLAY_FILES += $(AMD_DAL_GPIO_DCN315)

endif

###############################################################################

# Diagnostics on FPGA

drivers/gpu/drm/amd/display/dc/gpio/dcn315/hw_factory_dcn315.c

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+260 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2021 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.

 *

 * Authors: AMD

 *

 */

#include "dm_services.h"

#include "include/gpio_types.h"

#include "../hw_factory.h"





#include "../hw_gpio.h"

#include "../hw_ddc.h"

#include "../hw_hpd.h"

#include "../hw_generic.h"



#include "hw_factory_dcn315.h"



#include "dcn/dcn_3_1_5_offset.h"

#include "dcn/dcn_3_1_5_sh_mask.h"



#include "reg_helper.h"

#include "../hpd_regs.h"

/* begin *********************

 * macros to expend register list macro defined in HW object header file */



#define DCN_BASE__INST0_SEG0                       0x00000012

#define DCN_BASE__INST0_SEG1                       0x000000C0

#define DCN_BASE__INST0_SEG2                       0x000034C0

#define DCN_BASE__INST0_SEG3                       0x00009000

#define DCN_BASE__INST0_SEG4                       0x02403C00

#define DCN_BASE__INST0_SEG5                       0



/* DCN */

#define block HPD

#define reg_num 0



#undef BASE_INNER

#define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg



#define BASE(seg) BASE_INNER(seg)







#define REG(reg_name)\

		BASE(reg ## reg_name ## _BASE_IDX) + reg ## reg_name



#define SF_HPD(reg_name, field_name, post_fix)\

	.field_name = HPD0_ ## reg_name ## __ ## field_name ## post_fix



#define REGI(reg_name, block, id)\

	BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \

				reg ## block ## id ## _ ## reg_name



#define SF(reg_name, field_name, post_fix)\

	.field_name = reg_name ## __ ## field_name ## post_fix



/* macros to expend register list macro defined in HW object header file

 * end *********************/







#define hpd_regs(id) \

{\

	HPD_REG_LIST(id)\

}



static const struct hpd_registers hpd_regs[] = {

	hpd_regs(0),

	hpd_regs(1),

	hpd_regs(2),

	hpd_regs(3),

	hpd_regs(4),

};



static const struct hpd_sh_mask hpd_shift = {

		HPD_MASK_SH_LIST(__SHIFT)

};



static const struct hpd_sh_mask hpd_mask = {

		HPD_MASK_SH_LIST(_MASK)

};



#include "../ddc_regs.h"



 /* set field name */

#define SF_DDC(reg_name, field_name, post_fix)\

	.field_name = reg_name ## __ ## field_name ## post_fix



static const struct ddc_registers ddc_data_regs_dcn[] = {

	ddc_data_regs_dcn2(1),

	ddc_data_regs_dcn2(2),

	ddc_data_regs_dcn2(3),

	ddc_data_regs_dcn2(4),

	ddc_data_regs_dcn2(5),

	{

			DDC_GPIO_VGA_REG_LIST(DATA),

			.ddc_setup = 0,

			.phy_aux_cntl = 0,

			.dc_gpio_aux_ctrl_5 = 0

	}

};



static const struct ddc_registers ddc_clk_regs_dcn[] = {

	ddc_clk_regs_dcn2(1),

	ddc_clk_regs_dcn2(2),

	ddc_clk_regs_dcn2(3),

	ddc_clk_regs_dcn2(4),

	ddc_clk_regs_dcn2(5),

	{

			DDC_GPIO_VGA_REG_LIST(CLK),

			.ddc_setup = 0,

			.phy_aux_cntl = 0,

			.dc_gpio_aux_ctrl_5 = 0

	}

};



static const struct ddc_sh_mask ddc_shift[] = {

	DDC_MASK_SH_LIST_DCN2(__SHIFT, 1),

	DDC_MASK_SH_LIST_DCN2(__SHIFT, 2),

	DDC_MASK_SH_LIST_DCN2(__SHIFT, 3),

	DDC_MASK_SH_LIST_DCN2(__SHIFT, 4),

	DDC_MASK_SH_LIST_DCN2(__SHIFT, 5),

	DDC_MASK_SH_LIST_DCN2(__SHIFT, 6)

};



static const struct ddc_sh_mask ddc_mask[] = {

	DDC_MASK_SH_LIST_DCN2(_MASK, 1),

	DDC_MASK_SH_LIST_DCN2(_MASK, 2),

	DDC_MASK_SH_LIST_DCN2(_MASK, 3),

	DDC_MASK_SH_LIST_DCN2(_MASK, 4),

	DDC_MASK_SH_LIST_DCN2(_MASK, 5),

	DDC_MASK_SH_LIST_DCN2(_MASK, 6)

};



#include "../generic_regs.h"



/* set field name */

#define SF_GENERIC(reg_name, field_name, post_fix)\

	.field_name = reg_name ## __ ## field_name ## post_fix



#define generic_regs(id) \

{\

	GENERIC_REG_LIST(id)\

}



static const struct generic_registers generic_regs[] = {

	generic_regs(A),

	generic_regs(B),

};



static const struct generic_sh_mask generic_shift[] = {

	GENERIC_MASK_SH_LIST(__SHIFT, A),

	GENERIC_MASK_SH_LIST(__SHIFT, B),

};



static const struct generic_sh_mask generic_mask[] = {

	GENERIC_MASK_SH_LIST(_MASK, A),

	GENERIC_MASK_SH_LIST(_MASK, B),

};



static void define_generic_registers(struct hw_gpio_pin *pin, uint32_t en)

{

	struct hw_generic *generic = HW_GENERIC_FROM_BASE(pin);



	generic->regs = &generic_regs[en];

	generic->shifts = &generic_shift[en];

	generic->masks = &generic_mask[en];

	generic->base.regs = &generic_regs[en].gpio;

}



static void define_ddc_registers(

		struct hw_gpio_pin *pin,

		uint32_t en)

{

	struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin);



	switch (pin->id) {

	case GPIO_ID_DDC_DATA:

		ddc->regs = &ddc_data_regs_dcn[en];

		ddc->base.regs = &ddc_data_regs_dcn[en].gpio;

		break;

	case GPIO_ID_DDC_CLOCK:

		ddc->regs = &ddc_clk_regs_dcn[en];

		ddc->base.regs = &ddc_clk_regs_dcn[en].gpio;

		break;

	default:

		ASSERT_CRITICAL(false);

		return;

	}



	ddc->shifts = &ddc_shift[en];

	ddc->masks = &ddc_mask[en];



}



static void define_hpd_registers(struct hw_gpio_pin *pin, uint32_t en)

{

	struct hw_hpd *hpd = HW_HPD_FROM_BASE(pin);



	hpd->regs = &hpd_regs[en];

	hpd->shifts = &hpd_shift;

	hpd->masks = &hpd_mask;

	hpd->base.regs = &hpd_regs[en].gpio;

}





/* fucntion table */

static const struct hw_factory_funcs funcs = {

	.init_ddc_data = dal_hw_ddc_init,

	.init_generic = dal_hw_generic_init,

	.init_hpd = dal_hw_hpd_init,

	.get_ddc_pin = dal_hw_ddc_get_pin,

	.get_hpd_pin = dal_hw_hpd_get_pin,

	.get_generic_pin = dal_hw_generic_get_pin,

	.define_hpd_registers = define_hpd_registers,

	.define_ddc_registers = define_ddc_registers,

	.define_generic_registers = define_generic_registers

};

/*

 * dal_hw_factory_dcn10_init

 *

 * @brief

 * Initialize HW factory function pointers and pin info

 *

 * @param

 * struct hw_factory *factory - [out] struct of function pointers

 */

void dal_hw_factory_dcn315_init(struct hw_factory *factory)

{

	/*TODO check ASIC CAPs*/

	factory->number_of_pins[GPIO_ID_DDC_DATA] = 8;

	factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 8;

	factory->number_of_pins[GPIO_ID_GENERIC] = 4;

	factory->number_of_pins[GPIO_ID_HPD] = 6;

	factory->number_of_pins[GPIO_ID_GPIO_PAD] = 28;

	factory->number_of_pins[GPIO_ID_VIP_PAD] = 0;

	factory->number_of_pins[GPIO_ID_SYNC] = 0;

	factory->number_of_pins[GPIO_ID_GSL] = 0;/*add this*/



	factory->funcs = &funcs;

}

drivers/gpu/drm/amd/display/dc/gpio/dcn315/hw_factory_dcn315.h

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Original line number Diff line number Diff line 
/*

 * Copyright 2021 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.

 *

 * Authors: AMD

 *

 */

#ifndef __DAL_HW_FACTORY_DCN315_H__

#define __DAL_HW_FACTORY_DCN315_H__



/* Initialize HW factory function pointers and pin info */

void dal_hw_factory_dcn315_init(struct hw_factory *factory);



#endif /* __DAL_HW_FACTORY_DCN315_H__ */

drivers/gpu/drm/amd/display/dc/gpio/dcn315/hw_translate_dcn315.c

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Original line number Diff line number Diff line 
/*

 * Copyright 2021 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.

 *

 * Authors: AMD

 *

 */



#include "hw_translate_dcn315.h"



#include "dm_services.h"

#include "include/gpio_types.h"

#include "../hw_translate.h"



#include "dcn/dcn_3_1_5_offset.h"

#include "dcn/dcn_3_1_5_sh_mask.h"



/* begin *********************

 * macros to expend register list macro defined in HW object header file */



#define DCN_BASE__INST0_SEG0                       0x00000012

#define DCN_BASE__INST0_SEG1                       0x000000C0

#define DCN_BASE__INST0_SEG2                       0x000034C0

#define DCN_BASE__INST0_SEG3                       0x00009000

#define DCN_BASE__INST0_SEG4                       0x02403C00

#define DCN_BASE__INST0_SEG5                       0



/* DCN */

#define block HPD

#define reg_num 0



#undef BASE_INNER

#define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg



#define BASE(seg) BASE_INNER(seg)



#undef REG

#define REG(reg_name)\

		BASE(reg ## reg_name ## _BASE_IDX) + reg ## reg_name

#define SF_HPD(reg_name, field_name, post_fix)\

	.field_name = reg_name ## __ ## field_name ## post_fix





/* macros to expend register list macro defined in HW object header file

 * end *********************/





static bool offset_to_id(

	uint32_t offset,

	uint32_t mask,

	enum gpio_id *id,

	uint32_t *en)

{

	switch (offset) {

	/* GENERIC */

	case REG(DC_GPIO_GENERIC_A):

		*id = GPIO_ID_GENERIC;

		switch (mask) {

		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK:

			*en = GPIO_GENERIC_A;

			return true;

		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK:

			*en = GPIO_GENERIC_B;

			return true;

		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK:

			*en = GPIO_GENERIC_C;

			return true;

		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK:

			*en = GPIO_GENERIC_D;

			return true;

		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK:

			*en = GPIO_GENERIC_E;

			return true;

		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK:

			*en = GPIO_GENERIC_F;

			return true;

		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK:

			*en = GPIO_GENERIC_G;

			return true;

		default:

			ASSERT_CRITICAL(false);

			return false;

		}

	break;

	/* HPD */

	case REG(DC_GPIO_HPD_A):

		*id = GPIO_ID_HPD;

		switch (mask) {

		case DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK:

			*en = GPIO_HPD_1;

			return true;

		case DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK:

			*en = GPIO_HPD_2;

			return true;

		case DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK:

			*en = GPIO_HPD_3;

			return true;

		case DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK:

			*en = GPIO_HPD_4;

			return true;

		case DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK:

			*en = GPIO_HPD_5;

			return true;

		case DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK:

			*en = GPIO_HPD_6;

			return true;

		default:

			ASSERT_CRITICAL(false);

			return false;

		}

	break;

	/* REG(DC_GPIO_GENLK_MASK */

	case REG(DC_GPIO_GENLK_A):

		*id = GPIO_ID_GSL;

		switch (mask) {

		case DC_GPIO_GENLK_A__DC_GPIO_GENLK_CLK_A_MASK:

			*en = GPIO_GSL_GENLOCK_CLOCK;

			return true;

		case DC_GPIO_GENLK_A__DC_GPIO_GENLK_VSYNC_A_MASK:

			*en = GPIO_GSL_GENLOCK_VSYNC;

			return true;

		case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_A_A_MASK:

			*en = GPIO_GSL_SWAPLOCK_A;

			return true;

		case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_B_A_MASK:

			*en = GPIO_GSL_SWAPLOCK_B;

			return true;

		default:

			ASSERT_CRITICAL(false);

			return false;

		}

	break;

	/* DDC */

	/* we don't care about the GPIO_ID for DDC

	 * in DdcHandle it will use GPIO_ID_DDC_DATA/GPIO_ID_DDC_CLOCK

	 * directly in the create method

	 */

	case REG(DC_GPIO_DDC1_A):

		*en = GPIO_DDC_LINE_DDC1;

		return true;

	case REG(DC_GPIO_DDC2_A):

		*en = GPIO_DDC_LINE_DDC2;

		return true;

	case REG(DC_GPIO_DDC3_A):

		*en = GPIO_DDC_LINE_DDC3;

		return true;

	case REG(DC_GPIO_DDC4_A):

		*en = GPIO_DDC_LINE_DDC4;

		return true;

	case REG(DC_GPIO_DDC5_A):

		*en = GPIO_DDC_LINE_DDC5;

		return true;

	case REG(DC_GPIO_DDCVGA_A):

		*en = GPIO_DDC_LINE_DDC_VGA;

		return true;



/*

 *	case REG(DC_GPIO_I2CPAD_A): not exit

 *	case REG(DC_GPIO_PWRSEQ_A):

 *	case REG(DC_GPIO_PAD_STRENGTH_1):

 *	case REG(DC_GPIO_PAD_STRENGTH_2):

 *	case REG(DC_GPIO_DEBUG):

 */

	/* UNEXPECTED */

	default:

/*	case REG(DC_GPIO_SYNCA_A): not exist */

		ASSERT_CRITICAL(false);

		return false;

	}

}



static bool id_to_offset(

	enum gpio_id id,

	uint32_t en,

	struct gpio_pin_info *info)

{

	bool result = true;



	switch (id) {

	case GPIO_ID_DDC_DATA:

		info->mask = DC_GPIO_DDC1_A__DC_GPIO_DDC1DATA_A_MASK;

		switch (en) {

		case GPIO_DDC_LINE_DDC1:

			info->offset = REG(DC_GPIO_DDC1_A);

		break;

		case GPIO_DDC_LINE_DDC2:

			info->offset = REG(DC_GPIO_DDC2_A);

		break;

		case GPIO_DDC_LINE_DDC3:

			info->offset = REG(DC_GPIO_DDC3_A);

		break;

		case GPIO_DDC_LINE_DDC4:

			info->offset = REG(DC_GPIO_DDC4_A);

		break;

		case GPIO_DDC_LINE_DDC5:

			info->offset = REG(DC_GPIO_DDC5_A);

		break;

		case GPIO_DDC_LINE_DDC_VGA:

			info->offset = REG(DC_GPIO_DDCVGA_A);

		break;

		case GPIO_DDC_LINE_I2C_PAD:

		default:

			ASSERT_CRITICAL(false);

			result = false;

		}

	break;

	case GPIO_ID_DDC_CLOCK:

		info->mask = DC_GPIO_DDC1_A__DC_GPIO_DDC1CLK_A_MASK;

		switch (en) {

		case GPIO_DDC_LINE_DDC1:

			info->offset = REG(DC_GPIO_DDC1_A);

		break;

		case GPIO_DDC_LINE_DDC2:

			info->offset = REG(DC_GPIO_DDC2_A);

		break;

		case GPIO_DDC_LINE_DDC3:

			info->offset = REG(DC_GPIO_DDC3_A);

		break;

		case GPIO_DDC_LINE_DDC4:

			info->offset = REG(DC_GPIO_DDC4_A);

		break;

		case GPIO_DDC_LINE_DDC5:

			info->offset = REG(DC_GPIO_DDC5_A);

		break;

		case GPIO_DDC_LINE_DDC_VGA:

			info->offset = REG(DC_GPIO_DDCVGA_A);

		break;

		case GPIO_DDC_LINE_I2C_PAD:

		default:

			ASSERT_CRITICAL(false);

			result = false;

		}

	break;

	case GPIO_ID_GENERIC:

		info->offset = REG(DC_GPIO_GENERIC_A);

		switch (en) {

		case GPIO_GENERIC_A:

			info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK;

		break;

		case GPIO_GENERIC_B:

			info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK;

		break;

		case GPIO_GENERIC_C:

			info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK;

		break;

		case GPIO_GENERIC_D:

			info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK;

		break;

		case GPIO_GENERIC_E:

			info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK;

		break;

		case GPIO_GENERIC_F:

			info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK;

		break;

		case GPIO_GENERIC_G:

			info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK;

		break;

		default:

			ASSERT_CRITICAL(false);

			result = false;

		}

	break;

	case GPIO_ID_HPD:

		info->offset = REG(DC_GPIO_HPD_A);

		switch (en) {

		case GPIO_HPD_1:

			info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK;

		break;

		case GPIO_HPD_2:

			info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK;

		break;

		case GPIO_HPD_3:

			info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK;

		break;

		case GPIO_HPD_4:

			info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK;

		break;

		case GPIO_HPD_5:

			info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK;

		break;

		case GPIO_HPD_6:

			info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK;

		break;

		default:

			ASSERT_CRITICAL(false);

			result = false;

		}

	break;

	case GPIO_ID_GSL:

		switch (en) {

		case GPIO_GSL_GENLOCK_CLOCK:

				/*not implmented*/

			ASSERT_CRITICAL(false);

			result = false;

		break;

		case GPIO_GSL_GENLOCK_VSYNC:

			/*not implmented*/

			ASSERT_CRITICAL(false);

			result = false;

		break;

		case GPIO_GSL_SWAPLOCK_A:

			/*not implmented*/

			ASSERT_CRITICAL(false);

			result = false;

		break;

		case GPIO_GSL_SWAPLOCK_B:

			/*not implmented*/

			ASSERT_CRITICAL(false);

			result = false;



		break;

		default:

			ASSERT_CRITICAL(false);

			result = false;

		}

	break;

	case GPIO_ID_SYNC:

	case GPIO_ID_VIP_PAD:

	default:

		ASSERT_CRITICAL(false);

		result = false;

	}



	if (result) {

		info->offset_y = info->offset + 2;

		info->offset_en = info->offset + 1;

		info->offset_mask = info->offset - 1;



		info->mask_y = info->mask;

		info->mask_en = info->mask;

		info->mask_mask = info->mask;

	}



	return result;

}



/* function table */

static const struct hw_translate_funcs funcs = {

	.offset_to_id = offset_to_id,

	.id_to_offset = id_to_offset,

};



/*

 * dal_hw_translate_dcn30_init

 *

 * @brief

 * Initialize Hw translate function pointers.

 *

 * @param

 * struct hw_translate *tr - [out] struct of function pointers

 *

 */

void dal_hw_translate_dcn315_init(struct hw_translate *tr)

{

	tr->funcs = &funcs;

}

drivers/gpu/drm/amd/display/dc/gpio/dcn315/hw_translate_dcn315.h

0 → 100644
+33 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2021 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.

 *

 * Authors: AMD

 *

 */

#ifndef __DAL_HW_TRANSLATE_DCN315_H__

#define __DAL_HW_TRANSLATE_DCN315_H__



struct hw_translate;



/* Initialize Hw translate function pointers */

void dal_hw_translate_dcn315_init(struct hw_translate *tr);



#endif /* __DAL_HW_TRANSLATE_DCN315_H__ */