Add intel drm blacklist to intel_opregion_present detect

Commit Message

Joey Lee Aug. 24, 2010, 10:08 a.m. UTC

None

Patch

diff --git a/drivers/gpu/Makefile b/drivers/gpu/Makefile
index 30879df..cc92778 100644
--- a/drivers/gpu/Makefile
+++ b/drivers/gpu/Makefile
@@ -1 +1 @@ 
-obj-y			+= drm/ vga/
+obj-y			+= drm/ vga/ stub/
diff --git a/drivers/gpu/stub/Kconfig b/drivers/gpu/stub/Kconfig
new file mode 100644
index 0000000..88fd919
--- /dev/null
+++ b/drivers/gpu/stub/Kconfig
@@ -0,0 +1,13 @@ 
+config STUB_POULSBO
+	tristate "Intel Poulsbo Stub Driver"
+        default m
+        # Poulsbo stub depends on ACPI_VIDEO when ACPI is enabled
+        # but for select to work, need to select ACPI_VIDEO's dependencies, ick
+        select ACPI_VIDEO if ACPI
+	help
+	  Choose this option if you have a system that has Intel Poulsbo
+	  integrated graphics. If M is selected, the module will be called
+	  Poulsbo. This driver is a stub driver for Poulsbo that will call
+	  acpi_video_register to enable the acpi backlight control sysfs
+	  entry file because there have no poulsbo native driver can support
+	  intel opregion.
diff --git a/drivers/gpu/stub/Makefile b/drivers/gpu/stub/Makefile
new file mode 100644
index 0000000..cd940cc
--- /dev/null
+++ b/drivers/gpu/stub/Makefile
@@ -0,0 +1 @@ 
+obj-$(CONFIG_STUB_POULSBO) += poulsbo.o
diff --git a/drivers/gpu/stub/poulsbo.c b/drivers/gpu/stub/poulsbo.c
new file mode 100644
index 0000000..c93cd67
--- /dev/null
+++ b/drivers/gpu/stub/poulsbo.c
@@ -0,0 +1,44 @@ 
+/*
+ * Intel Poulsbo Stub
+ *
+ * Copyright (C) 2010 Novell <[e-mail]>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/module.h>
+#include <acpi/video.h>
+
+static int __init poulsbo_init(void)
+{
+	printk(KERN_INFO "poulsbo: stub driver load.\n");
+	return acpi_video_register();
+}
+
+static void __exit poulsbo_cleanup(void)
+{
+	acpi_video_unregister();
+	printk(KERN_INFO "poulsbo: stub driver unloaded.\n");
+}
+
+module_init(poulsbo_init);
+module_exit(poulsbo_cleanup);
+
+MODULE_AUTHOR("Lee, Chun-Yi <[e-mail]>");
+MODULE_DESCRIPTION("Poulsbo Stub Driver");
+MODULE_LICENSE("GPL");
+
+MODULE_ALIAS("pci:v00008086d00008108sv*sd*bc*sc*i*");
+MODULE_ALIAS("pci:v00008086d00008109sv*sd*bc*sc*i*");
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 8b31fdf..8807ae5 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -17,6 +17,8 @@  source "drivers/gpu/vga/Kconfig"
 
 source "drivers/gpu/drm/Kconfig"
 
+source "drivers/gpu/stub/Kconfig"
+
 config VGASTATE
        tristate
        default n