modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/char/ipmi/ipmi_dmi.c
..
..
@@ -4,13 +4,16 @@
4
4
  * allow autoloading of the IPMI drive based on SMBIOS entries.
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5
  */
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6
 
7
+#define pr_fmt(fmt) "%s" fmt, "ipmi:dmi: "
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+#define dev_fmt pr_fmt
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+
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10
 #include <linux/ipmi.h>
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11
 #include <linux/init.h>
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12
 #include <linux/dmi.h>
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13
 #include <linux/platform_device.h>
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14
 #include <linux/property.h>
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-#include "ipmi_si_sm.h"
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15
 #include "ipmi_dmi.h"
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+#include "ipmi_plat_data.h"
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17
 
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 #define IPMI_DMI_TYPE_KCS	0x01
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 #define IPMI_DMI_TYPE_SMIC	0x02
..
..
@@ -19,7 +22,7 @@
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22
 
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 struct ipmi_dmi_info {
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 	enum si_type si_type;
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-	u32 flags;
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+	unsigned int space; /* addr space for si, intf# for ssif */
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 	unsigned long addr;
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 	u8 slave_addr;
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 	struct ipmi_dmi_info *next;
..
..
@@ -30,141 +33,61 @@
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 static int ipmi_dmi_nr __initdata;
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34
 
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 static void __init dmi_add_platform_ipmi(unsigned long base_addr,
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-					 u32 flags,
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+					 unsigned int space,
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 					 u8 slave_addr,
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 					 int irq,
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 					 int offset,
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 					 int type)
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 {
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-	struct platform_device *pdev;
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-	struct resource r[4];
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-	unsigned int num_r = 1, size;
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-	struct property_entry p[5];
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-	unsigned int pidx = 0;
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-	char *name, *override;
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-	int rv;
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-	enum si_type si_type;
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+	const char *name;
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 	struct ipmi_dmi_info *info;
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+	struct ipmi_plat_data p;
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45
 
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-	memset(p, 0, sizeof(p));
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+	memset(&p, 0, sizeof(p));
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47
 
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 	name = "dmi-ipmi-si";
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-	override = "ipmi_si";
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+	p.iftype = IPMI_PLAT_IF_SI;
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 	switch (type) {
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 	case IPMI_DMI_TYPE_SSIF:
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 		name = "dmi-ipmi-ssif";
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-		override = "ipmi_ssif";
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-		offset = 1;
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-		size = 1;
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-		si_type = SI_TYPE_INVALID;
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+		p.iftype = IPMI_PLAT_IF_SSIF;
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+		p.type = SI_TYPE_INVALID;
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 		break;
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 	case IPMI_DMI_TYPE_BT:
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-		size = 3;
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-		si_type = SI_BT;
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+		p.type = SI_BT;
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 		break;
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 	case IPMI_DMI_TYPE_KCS:
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-		size = 2;
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-		si_type = SI_KCS;
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+		p.type = SI_KCS;
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 		break;
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 	case IPMI_DMI_TYPE_SMIC:
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-		size = 2;
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-		si_type = SI_SMIC;
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+		p.type = SI_SMIC;
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64
 		break;
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 	default:
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-		pr_err("ipmi:dmi: Invalid IPMI type: %d\n", type);
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+		pr_err("Invalid IPMI type: %d\n", type);
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67
 		return;
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68
 	}
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69
 
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-	if (si_type != SI_TYPE_INVALID)
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-		p[pidx++] = PROPERTY_ENTRY_U8("ipmi-type", si_type);
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-
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-	p[pidx++] = PROPERTY_ENTRY_U8("slave-addr", slave_addr);
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-	p[pidx++] = PROPERTY_ENTRY_U8("addr-source", SI_SMBIOS);
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+	p.addr = base_addr;
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+	p.space = space;
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+	p.regspacing = offset;
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+	p.irq = irq;
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+	p.slave_addr = slave_addr;
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+	p.addr_source = SI_SMBIOS;
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76
 
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 	info = kmalloc(sizeof(*info), GFP_KERNEL);
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 	if (!info) {
86
-		pr_warn("ipmi:dmi: Could not allocate dmi info\n");
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+		pr_warn("Could not allocate dmi info\n");
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 	} else {
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-		info->si_type = si_type;
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-		info->flags = flags;
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+		info->si_type = p.type;
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+		info->space = space;
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 		info->addr = base_addr;
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 		info->slave_addr = slave_addr;
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 		info->next = ipmi_dmi_infos;
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 		ipmi_dmi_infos = info;
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 	}
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88
 
96
-	pdev = platform_device_alloc(name, ipmi_dmi_nr);
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-	if (!pdev) {
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-		pr_err("ipmi:dmi: Error allocation IPMI platform device\n");
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-		return;
100
-	}
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-	pdev->driver_override = kasprintf(GFP_KERNEL, "%s",
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-					  override);
103
-	if (!pdev->driver_override)
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-		goto err;
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-
106
-	if (type == IPMI_DMI_TYPE_SSIF) {
107
-		p[pidx++] = PROPERTY_ENTRY_U16("i2c-addr", base_addr);
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-		goto add_properties;
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-	}
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-
111
-	memset(r, 0, sizeof(r));
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-
113
-	r[0].start = base_addr;
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-	r[0].end = r[0].start + offset - 1;
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-	r[0].name = "IPMI Address 1";
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-	r[0].flags = flags;
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-
118
-	if (size > 1) {
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-		r[1].start = r[0].start + offset;
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-		r[1].end = r[1].start + offset - 1;
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-		r[1].name = "IPMI Address 2";
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-		r[1].flags = flags;
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-		num_r++;
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-	}
125
-
126
-	if (size > 2) {
127
-		r[2].start = r[1].start + offset;
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-		r[2].end = r[2].start + offset - 1;
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-		r[2].name = "IPMI Address 3";
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-		r[2].flags = flags;
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-		num_r++;
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-	}
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-
134
-	if (irq) {
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-		r[num_r].start = irq;
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-		r[num_r].end = irq;
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-		r[num_r].name = "IPMI IRQ";
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-		r[num_r].flags = IORESOURCE_IRQ;
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-		num_r++;
140
-	}
141
-
142
-	rv = platform_device_add_resources(pdev, r, num_r);
143
-	if (rv) {
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-		dev_err(&pdev->dev,
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-			"ipmi:dmi: Unable to add resources: %d\n", rv);
146
-		goto err;
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-	}
148
-
149
-add_properties:
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-	rv = platform_device_add_properties(pdev, p);
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-	if (rv) {
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-		dev_err(&pdev->dev,
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-			"ipmi:dmi: Unable to add properties: %d\n", rv);
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-		goto err;
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-	}
156
-
157
-	rv = platform_device_add(pdev);
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-	if (rv) {
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-		dev_err(&pdev->dev, "ipmi:dmi: Unable to add device: %d\n", rv);
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-		goto err;
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-	}
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-
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-	ipmi_dmi_nr++;
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-	return;
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-
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-err:
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-	platform_device_put(pdev);
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+	if (ipmi_platform_add(name, ipmi_dmi_nr, &p))
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+		ipmi_dmi_nr++;
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91
 }
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 /*
..
..
@@ -174,14 +97,14 @@
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  * This function allows an ACPI-specified IPMI device to look up the
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  * slave address from the DMI table.
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99
  */
177
-int ipmi_dmi_get_slave_addr(enum si_type si_type, u32 flags,
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+int ipmi_dmi_get_slave_addr(enum si_type si_type, unsigned int space,
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101
 			    unsigned long base_addr)
179
102
 {
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103
 	struct ipmi_dmi_info *info = ipmi_dmi_infos;
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104
 
182
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 	while (info) {
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 		if (info->si_type == si_type &&
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-		    info->flags == flags &&
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+		    info->space == space &&
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 		    info->addr == base_addr)
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 			return info->slave_addr;
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 		info = info->next;
..
..
@@ -202,13 +125,13 @@
202
125
 
203
126
 static void __init dmi_decode_ipmi(const struct dmi_header *dm)
204
127
 {
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-	const u8	*data = (const u8 *) dm;
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-	u32             flags = IORESOURCE_IO;
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-	unsigned long	base_addr;
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-	u8              len = dm->length;
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-	u8              slave_addr;
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-	int             irq = 0, offset;
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-	int             type;
128
+	const u8 *data = (const u8 *) dm;
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+	int space = IPMI_IO_ADDR_SPACE;
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+	unsigned long base_addr;
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+	u8 len = dm->length;
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+	u8 slave_addr;
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+	int irq = 0, offset = 0;
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+	int type;
212
135
 
213
136
 	if (len < DMI_IPMI_MIN_LENGTH)
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137
 		return;
..
..
@@ -223,8 +146,7 @@
223
146
 	}
224
147
 	if (len >= DMI_IPMI_VER2_LENGTH) {
225
148
 		if (type == IPMI_DMI_TYPE_SSIF) {
226
-			offset = 0;
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-			flags = 0;
149
+			space = 0; /* Match I2C interface 0. */
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150
 			base_addr = data[DMI_IPMI_ADDR] >> 1;
229
151
 			if (base_addr == 0) {
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152
 				/*
..
..
@@ -241,7 +163,7 @@
241
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 				base_addr &= DMI_IPMI_IO_MASK;
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164
 			} else {
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 				/* Memory */
244
-				flags = IORESOURCE_MEM;
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+				space = IPMI_MEM_ADDR_SPACE;
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167
 			}
246
168
 
247
169
 			/*
..
..
@@ -267,7 +189,7 @@
267
189
 				offset = 16;
268
190
 				break;
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191
 			default:
270
-				pr_err("ipmi:dmi: Invalid offset: 0\n");
192
+				pr_err("Invalid offset: 0\n");
271
193
 				return;
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 			}
273
195
 		}
..
..
@@ -285,7 +207,7 @@
285
207
 		offset = 1;
286
208
 	}
287
209
 
288
-	dmi_add_platform_ipmi(base_addr, flags, slave_addr, irq,
210
+	dmi_add_platform_ipmi(base_addr, space, slave_addr, irq,
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211
 			      offset, type);
290
212
 }
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213