[PATCH 29/35] drivers/video changes for SMBIOS and System Firmware

From: Prarit Bhargava
Date: Tue May 31 2011 - 09:31:06 EST


---
drivers/video/aty/atyfb_base.c | 18 +++---
drivers/video/backlight/kb3886_bl.c | 12 ++--
drivers/video/efifb.c | 124 ++++++++++++++++++-----------------
3 files changed, 79 insertions(+), 75 deletions(-)

diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index ebb893c..02eb9a3 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -67,7 +67,7 @@
#include <linux/wait.h>
#include <linux/backlight.h>
#include <linux/reboot.h>
-#include <linux/dmi.h>
+#include <linux/sysfw.h>

#include <asm/io.h>
#include <linux/uaccess.h>
@@ -3957,17 +3957,17 @@ static struct notifier_block atyfb_reboot_notifier = {
.notifier_call = atyfb_reboot_notify,
};

-static const struct dmi_system_id atyfb_reboot_ids[] = {
+static const struct sysfw_id atyfb_reboot_ids[] = {
{
.ident = "HP OmniBook 500",
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
- DMI_MATCH(DMI_PRODUCT_NAME, "HP OmniBook PC"),
- DMI_MATCH(DMI_PRODUCT_VERSION, "HP OmniBook 500 FA"),
+ SYSFW_MATCH(SYSFW_SYS_VENDOR, "Hewlett-Packard"),
+ SYSFW_MATCH(SYSFW_PRODUCT_NAME, "HP OmniBook PC"),
+ SYSFW_MATCH(SYSFW_PRODUCT_VERSION,
+ "HP OmniBook 500 FA"),
},
},
-
- { }
+ {}
};

static int __init atyfb_init(void)
@@ -3991,7 +3991,7 @@ static int __init atyfb_init(void)
if (err1 && err2)
return -ENODEV;

- if (dmi_check_system(atyfb_reboot_ids))
+ if (sysfw_callback(atyfb_reboot_ids))
register_reboot_notifier(&atyfb_reboot_notifier);

return 0;
@@ -3999,7 +3999,7 @@ static int __init atyfb_init(void)

static void __exit atyfb_exit(void)
{
- if (dmi_check_system(atyfb_reboot_ids))
+ if (sysfw_callback(atyfb_reboot_ids))
unregister_reboot_notifier(&atyfb_reboot_notifier);

#ifdef CONFIG_PCI
diff --git a/drivers/video/backlight/kb3886_bl.c b/drivers/video/backlight/kb3886_bl.c
index 72dd555..ad3fc80 100644
--- a/drivers/video/backlight/kb3886_bl.c
+++ b/drivers/video/backlight/kb3886_bl.c
@@ -19,7 +19,7 @@
#include <linux/fb.h>
#include <linux/backlight.h>
#include <linux/delay.h>
-#include <linux/dmi.h>
+#include <linux/sysfw.h>

#define KB3886_PARENT 0x64
#define KB3886_IO 0x60
@@ -78,12 +78,12 @@ static struct kb3886bl_machinfo *bl_machinfo;
static unsigned long kb3886bl_flags;
#define KB3886BL_SUSPENDED 0x01

-static struct dmi_system_id __initdata kb3886bl_device_table[] = {
+static struct sysfw_id __initdata kb3886bl_device_table[] = {
{
.ident = "Sahara Touch-iT",
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "SDV"),
- DMI_MATCH(DMI_PRODUCT_NAME, "iTouch T201"),
+ SYSFW_MATCH(SYSFW_SYS_VENDOR, "SDV"),
+ SYSFW_MATCH(SYSFW_PRODUCT_NAME, "iTouch T201"),
},
},
{ }
@@ -188,7 +188,7 @@ static struct platform_driver kb3886bl_driver = {

static int __init kb3886_init(void)
{
- if (!dmi_check_system(kb3886bl_device_table))
+ if (!sysfw_callback(kb3886bl_device_table))
return -ENODEV;

platform_add_devices(devices, ARRAY_SIZE(devices));
@@ -206,4 +206,4 @@ module_exit(kb3886_exit);
MODULE_AUTHOR("Claudio Nieder <private@xxxxxxxxxx>");
MODULE_DESCRIPTION("Tabletkiosk Sahara Touch-iT Backlight Driver");
MODULE_LICENSE("GPL");
-MODULE_ALIAS("dmi:*:svnSDV:pniTouchT201:*");
+MODULE_ALIAS("smbios:*:svnSDV:pniTouchT201:*");
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index fb20584..d2203cb 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -12,7 +12,7 @@
#include <linux/fb.h>
#include <linux/platform_device.h>
#include <linux/screen_info.h>
-#include <linux/dmi.h>
+#include <linux/sysfw.h>
#include <linux/pci.h>
#include <video/vga.h>

@@ -75,14 +75,14 @@ enum {
#define OVERRIDE_HEIGHT 0x4
#define OVERRIDE_WIDTH 0x8

-static struct efifb_dmi_info {
+static struct efifb_smbios_info {
char *optname;
unsigned long base;
int stride;
int width;
int height;
int flags;
-} dmi_list[] __initdata = {
+} smbios_list[] __initdata = {
[M_I17] = { "i17", 0x80010000, 1472 * 4, 1440, 900, OVERRIDE_NONE },
[M_I20] = { "i20", 0x80010000, 1728 * 4, 1680, 1050, OVERRIDE_NONE }, /* guess */
[M_I20_SR] = { "imac7", 0x40010000, 1728 * 4, 1680, 1050, OVERRIDE_NONE },
@@ -115,71 +115,74 @@ static struct efifb_dmi_info {
[M_UNKNOWN] = { NULL, 0, 0, 0, 0, OVERRIDE_NONE }
};

-static int set_system(const struct dmi_system_id *id);
+static int set_system(const struct sysfw_id *id);

-#define EFIFB_DMI_SYSTEM_ID(vendor, name, enumid) \
+#define EFIFB_SMBIOS_SYSTEM_ID(vendor, name, enumid) \
{ set_system, name, { \
- DMI_MATCH(DMI_BIOS_VENDOR, vendor), \
- DMI_MATCH(DMI_PRODUCT_NAME, name) }, \
- &dmi_list[enumid] }
+ SYSFW_MATCH(SYSFW_BIOS_VENDOR, vendor), \
+ SYSFW_MATCH(SYSFW_PRODUCT_NAME, name) }, \
+ &smbios_list[enumid] }

-static const struct dmi_system_id dmi_system_table[] __initconst = {
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac4,1", M_I17),
+static const struct sysfw_id smbios_system_table[] __initconst = {
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "iMac4,1", M_I17),
/* At least one of these two will be right; maybe both? */
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac5,1", M_I20),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac5,1", M_I20),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "iMac5,1", M_I20),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "iMac5,1", M_I20),
/* At least one of these two will be right; maybe both? */
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac6,1", M_I24),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac6,1", M_I24),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac7,1", M_I20_SR),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac8,1", M_I24_8_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac10,1", M_I24_10_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac11,1", M_I27_11_1),
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "Macmini1,1", M_MINI),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "Macmini3,1", M_MINI_3_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "Macmini4,1", M_MINI_4_1),
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook1,1", M_MB),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "iMac6,1", M_I24),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "iMac6,1", M_I24),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "iMac7,1", M_I20_SR),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "iMac8,1", M_I24_8_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "iMac10,1", M_I24_10_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "iMac11,1", M_I27_11_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "Macmini1,1", M_MINI),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "Macmini3,1", M_MINI_3_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "Macmini4,1", M_MINI_4_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "MacBook1,1", M_MB),
/* At least one of these two will be right; maybe both? */
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook2,1", M_MB),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook2,1", M_MB),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "MacBook2,1", M_MB),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBook2,1", M_MB),
/* At least one of these two will be right; maybe both? */
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook3,1", M_MB),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook3,1", M_MB),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook4,1", M_MB),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook5,1", M_MB_5_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook6,1", M_MB_6_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook7,1", M_MB_7_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookAir1,1", M_MBA),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookAir3,1", M_MBA_3),
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro1,1", M_MBP),
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,1", M_MBP_2),
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,2", M_MBP_2_2),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro2,1", M_MBP_2),
- EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro3,1", M_MBP_SR),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro3,1", M_MBP_SR),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro4,1", M_MBP_4),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro5,1", M_MBP_5_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro5,2", M_MBP_5_2),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro5,3", M_MBP_5_3),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro6,1", M_MBP_6_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro6,2", M_MBP_6_2),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro7,1", M_MBP_7_1),
- EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro8,2", M_MBP_8_2),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "MacBook3,1", M_MB),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBook3,1", M_MB),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBook4,1", M_MB),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBook5,1", M_MB_5_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBook6,1", M_MB_6_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBook7,1", M_MB_7_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookAir1,1", M_MBA),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookAir3,1", M_MBA_3),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro1,1", M_MBP),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,1",
+ M_MBP_2),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,2",
+ M_MBP_2_2),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro2,1", M_MBP_2),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro3,1",
+ M_MBP_SR),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro3,1", M_MBP_SR),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro4,1", M_MBP_4),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro5,1", M_MBP_5_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro5,2", M_MBP_5_2),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro5,3", M_MBP_5_3),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro6,1", M_MBP_6_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro6,2", M_MBP_6_2),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro7,1", M_MBP_7_1),
+ EFIFB_SMBIOS_SYSTEM_ID("Apple Inc.", "MacBookPro8,2", M_MBP_8_2),
{},
};

-#define choose_value(dmivalue, fwvalue, field, flags) ({ \
+#define choose_value(smbiosvalue, fwvalue, field, flags) ({ \
typeof(fwvalue) _ret_ = fwvalue; \
if ((flags) & (field)) \
- _ret_ = dmivalue; \
+ _ret_ = smbiosvalue; \
else if ((fwvalue) == 0) \
- _ret_ = dmivalue; \
+ _ret_ = smbiosvalue; \
_ret_; \
})

-static int set_system(const struct dmi_system_id *id)
+static int set_system(const struct sysfw_id *id)
{
- struct efifb_dmi_info *info = id->driver_data;
+ struct efifb_smbios_info *info = id->driver_data;

if (info->base == 0 && info->height == 0 && info->width == 0
&& info->stride == 0)
@@ -242,7 +245,7 @@ static int set_system(const struct dmi_system_id *id)
return 0;
}

- printk(KERN_INFO "efifb: dmi detected %s - framebuffer at 0x%08x "
+ printk(KERN_INFO "efifb: smbios detected %s - framebuffer at 0x%08x "
"(%dx%d, stride %d)\n", id->ident,
screen_info.lfb_base, screen_info.lfb_width,
screen_info.lfb_height, screen_info.lfb_linelength);
@@ -306,12 +309,13 @@ static int __init efifb_setup(char *options)
if (!*this_opt) continue;

for (i = 0; i < M_UNKNOWN; i++) {
- if (!strcmp(this_opt, dmi_list[i].optname) &&
- dmi_list[i].base != 0) {
- screen_info.lfb_base = dmi_list[i].base;
- screen_info.lfb_linelength = dmi_list[i].stride;
- screen_info.lfb_width = dmi_list[i].width;
- screen_info.lfb_height = dmi_list[i].height;
+ if (!strcmp(this_opt, smbios_list[i].optname) &&
+ smbios_list[i].base != 0) {
+ screen_info.lfb_base = smbios_list[i].base;
+ screen_info.lfb_linelength =
+ smbios_list[i].stride;
+ screen_info.lfb_width = smbios_list[i].width;
+ screen_info.lfb_height = smbios_list[i].height;
}
}
if (!strncmp(this_opt, "base:", 5))
@@ -512,7 +516,7 @@ static int __init efifb_init(void)
int ret;
char *option = NULL;

- dmi_check_system(dmi_system_table);
+ sysfw_callback(smbios_system_table);

if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI)
return -ENODEV;
@@ -522,7 +526,7 @@ static int __init efifb_init(void)
efifb_setup(option);

/* We don't get linelength from UGA Draw Protocol, only from
- * EFI Graphics Protocol. So if it's not in DMI, and it's not
+ * EFI Graphics Protocol. So if it's not in SMBIOS, and it's not
* passed in from the user, we really can't use the framebuffer.
*/
if (!screen_info.lfb_linelength)
--
1.7.5.1

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