drivers/gpu/drm/amd/display/dc/gpio/dce80/hw_factory_dce80.c

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/display/dc/gpio/dce80/hw_factory_dce80.c

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/display/dc/gpio/dce80/hw_factory_dce80.c
Extension
.c
Size
4646 bytes
Lines
176
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#include "dm_services.h"
#include "include/gpio_types.h"
#include "../hw_factory.h"

#include "hw_factory_dce80.h"

#include "../hw_gpio.h"
#include "../hw_ddc.h"
#include "../hw_hpd.h"
#include "../hw_generic.h"

#include "dce/dce_8_0_d.h"
#include "dce/dce_8_0_sh_mask.h"


#define REG(reg_name)\
		mm ## reg_name

#include "reg_helper.h"
#include "../hpd_regs.h"

#define HPD_REG_LIST_DCE8(id) \
	HPD_GPIO_REG_LIST(id), \
	.int_status = mmDC_HPD ## id ## _INT_STATUS,\
	.toggle_filt_cntl = mmDC_HPD ## id ## _TOGGLE_FILT_CNTL

#define HPD_MASK_SH_LIST_DCE8(mask_sh) \
		.DC_HPD_SENSE_DELAYED = DC_HPD1_INT_STATUS__DC_HPD1_SENSE_DELAYED ## mask_sh,\
		.DC_HPD_SENSE = DC_HPD1_INT_STATUS__DC_HPD1_SENSE ## mask_sh,\
		.DC_HPD_CONNECT_INT_DELAY = DC_HPD1_TOGGLE_FILT_CNTL__DC_HPD1_CONNECT_INT_DELAY ## mask_sh,\
		.DC_HPD_DISCONNECT_INT_DELAY = DC_HPD1_TOGGLE_FILT_CNTL__DC_HPD1_DISCONNECT_INT_DELAY ## mask_sh

#define hpd_regs(id) \
{\
	HPD_REG_LIST_DCE8(id)\
}

static const struct hpd_registers hpd_regs[] = {
	hpd_regs(1),
	hpd_regs(2),
	hpd_regs(3),
	hpd_regs(4),
	hpd_regs(5),
	hpd_regs(6)
};

static const struct hpd_sh_mask hpd_shift = {
		HPD_MASK_SH_LIST_DCE8(__SHIFT)
};

static const struct hpd_sh_mask hpd_mask = {
		HPD_MASK_SH_LIST_DCE8(_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[] = {
	ddc_data_regs(1),
	ddc_data_regs(2),
	ddc_data_regs(3),
	ddc_data_regs(4),
	ddc_data_regs(5),
	ddc_data_regs(6),
	ddc_vga_data_regs,
	ddc_i2c_data_regs
};

static const struct ddc_registers ddc_clk_regs[] = {
	ddc_clk_regs(1),
	ddc_clk_regs(2),
	ddc_clk_regs(3),
	ddc_clk_regs(4),
	ddc_clk_regs(5),
	ddc_clk_regs(6),
	ddc_vga_clk_regs,
	ddc_i2c_clk_regs
};

static const struct ddc_sh_mask ddc_shift = {
		DDC_MASK_SH_LIST(__SHIFT)
};

static const struct ddc_sh_mask ddc_mask = {
		DDC_MASK_SH_LIST(_MASK)
};

Annotation

Implementation Notes