Merge branch 'v28-range-hrtimers-for-linus-v2' of git://git.kernel.org/pub/scm/linux...

[linux-2.6-omap-h63xx.git] / drivers / acpi / video.c

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 37b9e16710d60596442c780e683d24441e797a61..a29b0ccac65aa05c8e739526a27ea2b6e09e31b9 100644 (file)
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -291,20 +291,20 @@ static int acpi_video_device_lcd_set_level(struct acpi_video_device *device,
                        int level);
 static int acpi_video_device_lcd_get_level_current(
                        struct acpi_video_device *device,
-                       unsigned long *level);
+                       unsigned long long *level);
 static int acpi_video_get_next_level(struct acpi_video_device *device,
                                     u32 level_current, u32 event);
 static void acpi_video_switch_brightness(struct acpi_video_device *device,
                                         int event);
 static int acpi_video_device_get_state(struct acpi_video_device *device,
-                           unsigned long *state);
+                           unsigned long long *state);
 static int acpi_video_output_get(struct output_device *od);
 static int acpi_video_device_set_state(struct acpi_video_device *device, int state);
 
 /*backlight device sysfs support*/
 static int acpi_video_get_brightness(struct backlight_device *bd)
 {
-       unsigned long cur_level;
+       unsigned long long cur_level;
        int i;
        struct acpi_video_device *vd =
                (struct acpi_video_device *)bl_get_data(bd);
@@ -336,7 +336,7 @@ static struct backlight_ops acpi_backlight_ops = {
 /*video output device sysfs support*/
 static int acpi_video_output_get(struct output_device *od)
 {
-       unsigned long state;
+       unsigned long long state;
        struct acpi_video_device *vd =
                (struct acpi_video_device *)dev_get_drvdata(&od->dev);
        acpi_video_device_get_state(vd, &state);
@@ -370,7 +370,7 @@ static int video_get_cur_state(struct thermal_cooling_device *cdev, char *buf)
 {
        struct acpi_device *device = cdev->devdata;
        struct acpi_video_device *video = acpi_driver_data(device);
-       unsigned long level;
+       unsigned long long level;
        int state;
 
        acpi_video_device_lcd_get_level_current(video, &level);
@@ -410,7 +410,7 @@ static struct thermal_cooling_device_ops video_cooling_ops = {
 /* device */
 
 static int
-acpi_video_device_query(struct acpi_video_device *device, unsigned long *state)
+acpi_video_device_query(struct acpi_video_device *device, unsigned long long *state)
 {
        int status;
 
@@ -421,7 +421,7 @@ acpi_video_device_query(struct acpi_video_device *device, unsigned long *state)
 
 static int
 acpi_video_device_get_state(struct acpi_video_device *device,
-                           unsigned long *state)
+                           unsigned long long *state)
 {
        int status;
 
@@ -436,7 +436,7 @@ acpi_video_device_set_state(struct acpi_video_device *device, int state)
        int status;
        union acpi_object arg0 = { ACPI_TYPE_INTEGER };
        struct acpi_object_list args = { 1, &arg0 };
-       unsigned long ret;
+       unsigned long long ret;
 
 
        arg0.integer.value = state;
@@ -495,7 +495,7 @@ acpi_video_device_lcd_set_level(struct acpi_video_device *device, int level)
 
 static int
 acpi_video_device_lcd_get_level_current(struct acpi_video_device *device,
-                                       unsigned long *level)
+                                       unsigned long long *level)
 {
        if (device->cap._BQC)
                return acpi_evaluate_integer(device->dev->handle, "_BQC", NULL,
@@ -549,7 +549,7 @@ static int
 acpi_video_bus_set_POST(struct acpi_video_bus *video, unsigned long option)
 {
        int status;
-       unsigned long tmp;
+       unsigned long long tmp;
        union acpi_object arg0 = { ACPI_TYPE_INTEGER };
        struct acpi_object_list args = { 1, &arg0 };
 
@@ -564,7 +564,7 @@ acpi_video_bus_set_POST(struct acpi_video_bus *video, unsigned long option)
 }
 
 static int
-acpi_video_bus_get_POST(struct acpi_video_bus *video, unsigned long *id)
+acpi_video_bus_get_POST(struct acpi_video_bus *video, unsigned long long *id)
 {
        int status;
 
@@ -575,7 +575,7 @@ acpi_video_bus_get_POST(struct acpi_video_bus *video, unsigned long *id)
 
 static int
 acpi_video_bus_POST_options(struct acpi_video_bus *video,
-                           unsigned long *options)
+                           unsigned long long *options)
 {
        int status;
 
@@ -741,7 +741,7 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
 
        max_level = acpi_video_init_brightness(device);
 
-       if (device->cap._BCL && device->cap._BCM && device->cap._BQC && max_level > 0){
+       if (device->cap._BCL && device->cap._BCM && max_level > 0) {
                int result;
                static int count = 0;
                char *name;
@@ -753,7 +753,17 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
                device->backlight = backlight_device_register(name,
                        NULL, device, &acpi_backlight_ops);
                device->backlight->props.max_brightness = device->brightness->count-3;
-               device->backlight->props.brightness = acpi_video_get_brightness(device->backlight);
+               /*
+                * If there exists the _BQC object, the _BQC object will be
+                * called to get the current backlight brightness. Otherwise
+                * the brightness will be set to the maximum.
+                */
+               if (device->cap._BQC)
+                       device->backlight->props.brightness =
+                               acpi_video_get_brightness(device->backlight);
+               else
+                       device->backlight->props.brightness =
+                               device->backlight->props.max_brightness;
                backlight_update_status(device->backlight);
                kfree(name);
 
@@ -908,7 +918,7 @@ static int acpi_video_device_state_seq_show(struct seq_file *seq, void *offset)
 {
        int status;
        struct acpi_video_device *dev = seq->private;
-       unsigned long state;
+       unsigned long long state;
 
 
        if (!dev)
@@ -917,14 +927,14 @@ static int acpi_video_device_state_seq_show(struct seq_file *seq, void *offset)
        status = acpi_video_device_get_state(dev, &state);
        seq_printf(seq, "state:     ");
        if (ACPI_SUCCESS(status))
-               seq_printf(seq, "0x%02lx\n", state);
+               seq_printf(seq, "0x%02llx\n", state);
        else
                seq_printf(seq, "<not supported>\n");
 
        status = acpi_video_device_query(dev, &state);
        seq_printf(seq, "query:     ");
        if (ACPI_SUCCESS(status))
-               seq_printf(seq, "0x%02lx\n", state);
+               seq_printf(seq, "0x%02llx\n", state);
        else
                seq_printf(seq, "<not supported>\n");
 
@@ -1207,7 +1217,7 @@ static int acpi_video_bus_ROM_open_fs(struct inode *inode, struct file *file)
 static int acpi_video_bus_POST_info_seq_show(struct seq_file *seq, void *offset)
 {
        struct acpi_video_bus *video = seq->private;
-       unsigned long options;
+       unsigned long long options;
        int status;
 
 
@@ -1222,7 +1232,7 @@ static int acpi_video_bus_POST_info_seq_show(struct seq_file *seq, void *offset)
                        printk(KERN_WARNING PREFIX
                               "This indicates a BIOS bug. Please contact the manufacturer.\n");
                }
-               printk("%lx\n", options);
+               printk("%llx\n", options);
                seq_printf(seq, "can POST: <integrated video>");
                if (options & 2)
                        seq_printf(seq, " <PCI video>");
@@ -1246,7 +1256,7 @@ static int acpi_video_bus_POST_seq_show(struct seq_file *seq, void *offset)
 {
        struct acpi_video_bus *video = seq->private;
        int status;
-       unsigned long id;
+       unsigned long long id;
 
 
        if (!video)
@@ -1293,7 +1303,7 @@ acpi_video_bus_write_POST(struct file *file,
        struct seq_file *m = file->private_data;
        struct acpi_video_bus *video = m->private;
        char str[12] = { 0 };
-       unsigned long opt, options;
+       unsigned long long opt, options;
 
 
        if (!video || count + 1 > sizeof str)
@@ -1463,7 +1473,7 @@ static int
 acpi_video_bus_get_one_device(struct acpi_device *device,
                              struct acpi_video_bus *video)
 {
-       unsigned long device_id;
+       unsigned long long device_id;
        int status;
        struct acpi_video_device *data;
        struct acpi_video_device_attrib* attribute;
@@ -1481,7 +1491,7 @@ acpi_video_bus_get_one_device(struct acpi_device *device,
 
                strcpy(acpi_device_name(device), ACPI_VIDEO_DEVICE_NAME);
                strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
-               acpi_driver_data(device) = data;
+               device->driver_data = data;
 
                data->device_id = device_id;
                data->video = video;
@@ -1520,8 +1530,8 @@ acpi_video_bus_get_one_device(struct acpi_device *device,
                                                     acpi_video_device_notify,
                                                     data);
                if (ACPI_FAILURE(status)) {
-                       ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
-                                         "Error installing notify handler\n"));
+                       printk(KERN_ERR PREFIX
+                                         "Error installing notify handler\n");
                        if(data->brightness)
                                kfree(data->brightness->levels);
                        kfree(data->brightness);
@@ -1714,7 +1724,7 @@ acpi_video_get_next_level(struct acpi_video_device *device,
 static void
 acpi_video_switch_brightness(struct acpi_video_device *device, int event)
 {
-       unsigned long level_current, level_next;
+       unsigned long long level_current, level_next;
        if (!device->brightness)
                return;
        acpi_video_device_lcd_get_level_current(device, &level_current);
@@ -1735,8 +1745,8 @@ acpi_video_bus_get_devices(struct acpi_video_bus *video,
 
                status = acpi_video_bus_get_one_device(dev, video);
                if (ACPI_FAILURE(status)) {
-                       ACPI_DEBUG_PRINT((ACPI_DB_WARN,
-                                       "Cant attach device"));
+                       printk(KERN_WARNING PREFIX
+                                       "Cant attach device");
                        continue;
                }
        }
@@ -1972,7 +1982,7 @@ static int acpi_video_bus_add(struct acpi_device *device)
        video->device = device;
        strcpy(acpi_device_name(device), ACPI_VIDEO_BUS_NAME);
        strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
-       acpi_driver_data(device) = video;
+       device->driver_data = video;
 
        acpi_video_bus_find_cap(video);
        error = acpi_video_bus_check(video);
@@ -1993,8 +2003,8 @@ static int acpi_video_bus_add(struct acpi_device *device)
                                             ACPI_DEVICE_NOTIFY,
                                             acpi_video_bus_notify, video);
        if (ACPI_FAILURE(status)) {
-               ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
-                                 "Error installing notify handler\n"));
+               printk(KERN_ERR PREFIX
+                                 "Error installing notify handler\n");
                error = -ENODEV;
                goto err_stop_video;
        }
@@ -2048,7 +2058,7 @@ static int acpi_video_bus_add(struct acpi_device *device)
        acpi_video_bus_remove_fs(device);
  err_free_video:
        kfree(video);
-       acpi_driver_data(device) = NULL;
+       device->driver_data = NULL;
 
        return error;
 }