commit 7517a17c1abfc081d19298459f3d2a0d14a86566
author Mattia Dongili <malattia@linux.it> Fri Dec 21 07:21:11 2012 +0900
committer Matthew Garrett <matthew.garrett@nebula.com> Wed Feb 27 08:30:37 2013 -0500
tree 744636d6fc264fb0d17d0bf19b25110dca6e49c4
parent 3a7abcd809e75b3588dd4a6529238e2a9b009c9a

sony-laptop: support basic functions for handle 0x14B and 0x14C

Z series and other recent models have 0x14? for lid and keyboard
backlight.

Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>

drivers/platform/x86/sony-laptop.c

diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 46c71f4..438c7fa 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -1373,6 +1373,8 @@
 			break;
 		case 0x0137:
 		case 0x0143:
+		case 0x014b:
+		case 0x014c:
 			result = sony_nc_kbd_backlight_setup(pf_device, handle);
 			if (result)
 				pr_err("couldn't set up keyboard backlight function (%d)\n",
@@ -1435,6 +1437,8 @@
 			break;
 		case 0x0137:
 		case 0x0143:
+		case 0x014b:
+		case 0x014c:
 			sony_nc_kbd_backlight_cleanup(pd);
 			break;
 		default:
@@ -1479,6 +1483,8 @@
 			break;
 		case 0x0137:
 		case 0x0143:
+		case 0x014b:
+		case 0x014c:
 			sony_nc_kbd_backlight_resume();
 			break;
 		default:
@@ -2636,6 +2642,8 @@
 		lvl_table_len = 9;
 		break;
 	case 0x143:
+	case 0x14b:
+	case 0x14c:
 		lvl_table_len = 16;
 		break;
 	}
@@ -2687,6 +2695,18 @@
 		sony_nc_backlight_ng_read_limits(0x143, &sony_bl_props);
 		max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
 
+	} else if (sony_find_snc_handle(0x14b) >= 0) {
+		ops = &sony_backlight_ng_ops;
+		sony_bl_props.cmd_base = 0x3000;
+		sony_nc_backlight_ng_read_limits(0x14b, &sony_bl_props);
+		max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
+
+	} else if (sony_find_snc_handle(0x14c) >= 0) {
+		ops = &sony_backlight_ng_ops;
+		sony_bl_props.cmd_base = 0x3000;
+		sony_nc_backlight_ng_read_limits(0x14c, &sony_bl_props);
+		max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
+
 	} else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
 						&unused))) {
 		ops = &sony_backlight_ops;