From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/platform/x86/intel_punit_ipc.c | 66 +++++++++++---------------------
1 files changed, 23 insertions(+), 43 deletions(-)
diff --git a/kernel/drivers/platform/x86/intel_punit_ipc.c b/kernel/drivers/platform/x86/intel_punit_ipc.c
index d6a7039..66bb39f 100644
--- a/kernel/drivers/platform/x86/intel_punit_ipc.c
+++ b/kernel/drivers/platform/x86/intel_punit_ipc.c
@@ -1,25 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Driver for the Intel P-Unit Mailbox IPC mechanism
*
* (C) Copyright 2015 Intel Corporation
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* The heart of the P-Unit is the Foxton microcontroller and its firmware,
* which provide mailbox interface for power management usage.
*/
-#include <linux/module.h>
-#include <linux/mod_devicetable.h>
-#include <linux/acpi.h>
-#include <linux/delay.h>
#include <linux/bitops.h>
+#include <linux/delay.h>
#include <linux/device.h>
#include <linux/interrupt.h>
#include <linux/io.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
#include <linux/platform_device.h>
+
#include <asm/intel_punit_ipc.h>
/* IPC Mailbox registers */
@@ -226,7 +223,6 @@
static int intel_punit_get_bars(struct platform_device *pdev)
{
- struct resource *res;
void __iomem *addr;
/*
@@ -234,14 +230,12 @@
* - BIOS_IPC BASE_DATA
* - BIOS_IPC BASE_IFACE
*/
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- addr = devm_ioremap_resource(&pdev->dev, res);
+ addr = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(addr))
return PTR_ERR(addr);
punit_ipcdev->base[BIOS_IPC][BASE_DATA] = addr;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- addr = devm_ioremap_resource(&pdev->dev, res);
+ addr = devm_platform_ioremap_resource(pdev, 1);
if (IS_ERR(addr))
return PTR_ERR(addr);
punit_ipcdev->base[BIOS_IPC][BASE_IFACE] = addr;
@@ -253,33 +247,21 @@
* - GTDRIVER_IPC BASE_DATA
* - GTDRIVER_IPC BASE_IFACE
*/
- res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
- if (res && resource_size(res) > 1) {
- addr = devm_ioremap_resource(&pdev->dev, res);
- if (!IS_ERR(addr))
- punit_ipcdev->base[ISPDRIVER_IPC][BASE_DATA] = addr;
- }
+ addr = devm_platform_ioremap_resource(pdev, 2);
+ if (!IS_ERR(addr))
+ punit_ipcdev->base[ISPDRIVER_IPC][BASE_DATA] = addr;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 3);
- if (res && resource_size(res) > 1) {
- addr = devm_ioremap_resource(&pdev->dev, res);
- if (!IS_ERR(addr))
- punit_ipcdev->base[ISPDRIVER_IPC][BASE_IFACE] = addr;
- }
+ addr = devm_platform_ioremap_resource(pdev, 3);
+ if (!IS_ERR(addr))
+ punit_ipcdev->base[ISPDRIVER_IPC][BASE_IFACE] = addr;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 4);
- if (res && resource_size(res) > 1) {
- addr = devm_ioremap_resource(&pdev->dev, res);
- if (!IS_ERR(addr))
- punit_ipcdev->base[GTDRIVER_IPC][BASE_DATA] = addr;
- }
+ addr = devm_platform_ioremap_resource(pdev, 4);
+ if (!IS_ERR(addr))
+ punit_ipcdev->base[GTDRIVER_IPC][BASE_DATA] = addr;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 5);
- if (res && resource_size(res) > 1) {
- addr = devm_ioremap_resource(&pdev->dev, res);
- if (!IS_ERR(addr))
- punit_ipcdev->base[GTDRIVER_IPC][BASE_IFACE] = addr;
- }
+ addr = devm_platform_ioremap_resource(pdev, 5);
+ if (!IS_ERR(addr))
+ punit_ipcdev->base[GTDRIVER_IPC][BASE_IFACE] = addr;
return 0;
}
@@ -295,9 +277,8 @@
platform_set_drvdata(pdev, punit_ipcdev);
- irq = platform_get_irq(pdev, 0);
+ irq = platform_get_irq_optional(pdev, 0);
if (irq < 0) {
- punit_ipcdev->irq = 0;
dev_warn(&pdev->dev, "Invalid IRQ, using polling mode\n");
} else {
ret = devm_request_irq(&pdev->dev, irq, intel_punit_ioc,
@@ -312,14 +293,13 @@
ret = intel_punit_get_bars(pdev);
if (ret)
- goto out;
+ return ret;
punit_ipcdev->dev = &pdev->dev;
mutex_init(&punit_ipcdev->lock);
init_completion(&punit_ipcdev->cmd_complete);
-out:
- return ret;
+ return 0;
}
static int intel_punit_ipc_remove(struct platform_device *pdev)
@@ -338,7 +318,7 @@
.remove = intel_punit_ipc_remove,
.driver = {
.name = "intel_punit_ipc",
- .acpi_match_table = ACPI_PTR(punit_ipc_acpi_ids),
+ .acpi_match_table = punit_ipc_acpi_ids,
},
};
--
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