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drivers/generic/generic: Drop dead code 

Nothing selects this driver. Drop it before it grows moss.

Change-Id: I7f06ea45f90d502053c52ea0b7cd7aa6d52295c0
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43266
Reviewed-by: Michael Niewöhner
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Angel Pons 2020-07-08 00:54:50 +02:00
parent 6065ead9c5
commit 0ac24fc405
4 changed files with 0 additions and 122 deletions
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3
src/drivers/generic/generic/Kconfig
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@ -1,3 +0,0 @@
config DRIVERS_GENERIC_GENERIC
bool
depends on HAVE_ACPI_TABLES

1
src/drivers/generic/generic/Makefile.inc
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ramstage-$(CONFIG_DRIVERS_GENERIC_GENERIC) += generic.c

35
src/drivers/generic/generic/chip.h
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@ -1,35 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __GENERIC_GENERIC_CHIP_H__
#define __GENERIC_GENERIC_CHIP_H__
#if CONFIG(HAVE_ACPI_TABLES)
#include <acpi/acpi_device.h>
#define MAX_GENERIC_PROPERTY_LIST 10
struct drivers_generic_generic_config {
const char *hid; /* ACPI _HID (required) */
const char *cid; /* ACPI _CID */
const char *name; /* ACPI Device Name */
/*
* Autogenerated ACPI Device Name if name is not provided in
* devicetree.
*/
char autogen_name[5];
const char *desc; /* ACPI _DDN */
unsigned int uid; /* ACPI _UID */
/* Generic properties for exporting device-specific data to the OS */
struct acpi_dp property_list[MAX_GENERIC_PROPERTY_LIST];
int property_count;
};
#else /* CONFIG_HAVE_ACPI_TABLES */
struct drivers_generic_generic_config { };
#endif /* !CONFIG_HAVE_ACPI_TABLES */
#endif /* __GENERIC_GENERIC_CHIP_H__ */

83
src/drivers/generic/generic/generic.c
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@ -1,83 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <acpi/acpi_device.h>
#include <acpi/acpigen.h>
#include <console/console.h>
#include <device/device.h>
#include <device/path.h>
#include <string.h>
#include "chip.h"
static void generic_dev_fill_ssdt_generator(const struct device *dev)
{
struct acpi_dp *dsd;
struct drivers_generic_generic_config *config = dev->chip_info;
if (!dev->enabled || !config)
return;
if (!config->hid) {
printk(BIOS_ERR, "%s: ERROR: _HID required\n", dev_path(dev));
return;
}
acpigen_write_scope(acpi_device_scope(dev));
acpigen_write_device(acpi_device_name(dev));
acpigen_write_name_string("_HID", config->hid);
if (config->cid)
acpigen_write_name_string("_CID", config->cid);
acpigen_write_name_integer("_UID", config->uid);
acpigen_write_name_string("_DDN", config->desc);
acpigen_write_STA(acpi_device_status(dev));
dsd = acpi_dp_new_table("_DSD");
acpi_dp_add_property_list(dsd, config->property_list,
config->property_count);
acpi_dp_write(dsd);
acpigen_pop_len(); /* Device */
acpigen_pop_len(); /* Scope */
printk(BIOS_INFO, "%s: %s at %s\n", acpi_device_path(dev),
config->desc ? : dev->chip_ops->name, dev_path(dev));
}
static char *generic_autogen_name(struct drivers_generic_generic_config *config)
{
char *name = &config->autogen_name[0];
static unsigned int id;
if (name[0] != '\0')
return name;
snprintf(name, sizeof(name), "G%03.3X", id++);
name[4] = '\0';
return name;
}
static const char *generic_dev_acpi_name(const struct device *dev)
{
struct drivers_generic_generic_config *config = dev->chip_info;
if (config->name)
return config->name;
return generic_autogen_name(config);
}
static struct device_operations generic_dev_ops = {
.read_resources = noop_read_resources,
.set_resources = noop_set_resources,
.acpi_name = generic_dev_acpi_name,
.acpi_fill_ssdt = generic_dev_fill_ssdt_generator,
};
static void generic_dev_enable(struct device *dev)
{
dev->ops = &generic_dev_ops;
}
struct chip_operations drivers_generic_generic_ops = {
CHIP_NAME("Generic Device")
.enable_dev = generic_dev_enable
};