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authorRichard Purdie <rpurdie@rpsys.net>2007-09-03 00:27:00 +0100
committerRichard Purdie <rpurdie@rpsys.net>2007-10-11 22:24:13 +0100
commitc3f8f65046127f471d0b6193a1923185b354c011 (patch)
tree69e9178d13f9c1e02387f33fbff38fff612eb12e /drivers/video
parent18f65c793a5106b9f99822ef248e71582db03386 (diff)
backlight: Convert corgi backlight driver into a more generic driver
Convert the corgi backlight driver to a more generic version so it can be reused by other code rather than being Zaurus/PXA specific. Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/backlight/Kconfig11
-rw-r--r--drivers/video/backlight/corgi_bl.c22
2 files changed, 16 insertions, 17 deletions
diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index b6f936a0918..9609a6c676b 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -51,12 +51,13 @@ config BACKLIGHT_CLASS_DEVICE
select the proper drivers which depend on this option.
config BACKLIGHT_CORGI
- tristate "Sharp Corgi Backlight Driver (SL Series)"
- depends on BACKLIGHT_CLASS_DEVICE && PXA_SHARPSL
- default y
+ tristate "Generic (aka Sharp Corgi) Backlight Driver"
+ depends on BACKLIGHT_CLASS_DEVICE
+ default n
help
- If you have a Sharp Zaurus SL-C7xx, SL-Cxx00 or SL-6000x say y to enable the
- backlight driver.
+ Say y to enable the generic platform backlight driver previously
+ known as the Corgi backlight driver. If you have a Sharp Zaurus
+ SL-C7xx, SL-Cxx00 or SL-6000x say y. Most users can say n.
config BACKLIGHT_LOCOMO
tristate "Sharp LOCOMO LCD/Backlight Driver"
diff --git a/drivers/video/backlight/corgi_bl.c b/drivers/video/backlight/corgi_bl.c
index ce00e18a4e5..4d4d037e3ec 100644
--- a/drivers/video/backlight/corgi_bl.c
+++ b/drivers/video/backlight/corgi_bl.c
@@ -18,13 +18,11 @@
#include <linux/mutex.h>
#include <linux/fb.h>
#include <linux/backlight.h>
-#include <asm/arch/sharpsl.h>
-#include <asm/hardware/sharpsl_pm.h>
static int corgibl_intensity;
static struct backlight_properties corgibl_data;
static struct backlight_device *corgi_backlight_device;
-static struct corgibl_machinfo *bl_machinfo;
+static struct generic_bl_info *bl_machinfo;
static unsigned long corgibl_flags;
#define CORGIBL_SUSPENDED 0x01
@@ -32,7 +30,6 @@ static unsigned long corgibl_flags;
static int corgibl_send_intensity(struct backlight_device *bd)
{
- void (*corgi_kick_batt)(void);
int intensity = bd->props.brightness;
if (bd->props.power != FB_BLANK_UNBLANK)
@@ -48,11 +45,8 @@ static int corgibl_send_intensity(struct backlight_device *bd)
corgibl_intensity = intensity;
- corgi_kick_batt = symbol_get(sharpsl_battery_kick);
- if (corgi_kick_batt) {
- corgi_kick_batt();
- symbol_put(sharpsl_battery_kick);
- }
+ if (bl_machinfo->kick_battery)
+ bl_machinfo->kick_battery();
return 0;
}
@@ -107,13 +101,17 @@ static struct backlight_ops corgibl_ops = {
static int corgibl_probe(struct platform_device *pdev)
{
- struct corgibl_machinfo *machinfo = pdev->dev.platform_data;
+ struct generic_bl_info *machinfo = pdev->dev.platform_data;
+ const char *name = "generic-bl";
bl_machinfo = machinfo;
if (!machinfo->limit_mask)
machinfo->limit_mask = -1;
- corgi_backlight_device = backlight_device_register ("corgi-bl",
+ if (machinfo->name)
+ name = machinfo->name;
+
+ corgi_backlight_device = backlight_device_register (name,
&pdev->dev, NULL, &corgibl_ops);
if (IS_ERR (corgi_backlight_device))
return PTR_ERR (corgi_backlight_device);
@@ -149,7 +147,7 @@ static struct platform_driver corgibl_driver = {
.suspend = corgibl_suspend,
.resume = corgibl_resume,
.driver = {
- .name = "corgi-bl",
+ .name = "generic-bl",
},
};