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authorHenrique de Moraes Holschuh <hmh@hmh.eng.br>2007-04-24 11:48:20 -0300
committerLen Brown <len.brown@intel.com>2007-04-25 02:00:27 -0400
commit7d5a015eece8be9186d3613d595643a520555e33 (patch)
tree7ce09f4b768e2d471daa6a26ef7336965972004f /drivers/misc/thinkpad_acpi.h
parentb616004c70dd7f60a1477c3e9d6fddd00ee1fa37 (diff)
downloadlwn-7d5a015eece8be9186d3613d595643a520555e33.tar.gz
lwn-7d5a015eece8be9186d3613d595643a520555e33.zip
ACPI: thinkpad-acpi: update brightness sysfs interface support
Update the brightness sysfs interface (done through the backlight class) to be in line with the rest of the thinkpad-acpi driver. This renames the incorrect, un-obvious, and clash-prone name of "ibm" for the backlight device to a much more fitting and descriptive "thinkpad_screen". This is something I wanted to do for quite a while... Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/misc/thinkpad_acpi.h')
-rw-r--r--drivers/misc/thinkpad_acpi.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index 2fe4d61cc27f..8348fc653009 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -296,6 +296,8 @@ static int bluetooth_write(char *buf);
* Brightness (backlight) subdriver
*/
+#define TPACPI_BACKLIGHT_DEV_NAME "thinkpad_screen"
+
static struct backlight_device *ibm_backlight_device;
static int brightness_offset = 0x31;