11 files changed, 71 insertions, 25 deletions

diff --git a/drivers/video/backlight/adp8860_bl.c b/drivers/video/backlight/adp8860_bl.c
index 3ec24609151..734c650a47c 100644
--- a/drivers/video/backlight/adp8860_bl.c
+++ b/drivers/video/backlight/adp8860_bl.c
@@ -502,8 +502,10 @@ static ssize_t adp8860_bl_l1_daylight_max_store(struct device *dev,
                 struct device_attribute *attr, const char *buf, size_t count)
 {
         struct adp8860_bl *data = dev_get_drvdata(dev);
+        int ret = strict_strtoul(buf, 10, &data->cached_daylight_max);
+        if (ret)
+                return ret;
 
-        strict_strtoul(buf, 10, &data->cached_daylight_max);
         return adp8860_store(dev, buf, count, ADP8860_BLMX1);
 }
 static DEVICE_ATTR(l1_daylight_max, 0664, adp8860_bl_l1_daylight_max_show,
@@ -614,7 +616,7 @@ static ssize_t adp8860_bl_ambient_light_zone_store(struct device *dev,
         if (val == 0) {
                 /* Enable automatic ambient light sensing */
                 adp8860_set_bits(data->client, ADP8860_MDCR, CMP_AUTOEN);
-        } else if ((val > 0) && (val < 6)) {
+        } else if ((val > 0) && (val <= 3)) {
                 /* Disable automatic ambient light sensing */
                 adp8860_clr_bits(data->client, ADP8860_MDCR, CMP_AUTOEN);
 
@@ -622,7 +624,7 @@ static ssize_t adp8860_bl_ambient_light_zone_store(struct device *dev,
                 mutex_lock(&data->lock);
                 adp8860_read(data->client, ADP8860_CFGR, &reg_val);
                 reg_val &= ~(CFGR_BLV_MASK << CFGR_BLV_SHIFT);
-                reg_val |= val << CFGR_BLV_SHIFT;
+                reg_val |= (val - 1) << CFGR_BLV_SHIFT;
                 adp8860_write(data->client, ADP8860_CFGR, reg_val);
                 mutex_unlock(&data->lock);
         }
diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c
index 9093ef0fa86..c67801e57aa 100644
--- a/drivers/video/backlight/l4f00242t03.c
+++ b/drivers/video/backlight/l4f00242t03.c
@@ -78,7 +78,7 @@ static int l4f00242t03_lcd_power_set(struct lcd_device *ld, int power)
         const u16 slpin = 0x10;
         const u16 disoff = 0x28;
 
-        if (power) {
+        if (power <= FB_BLANK_NORMAL) {
                 if (priv->lcd_on)
                         return 0;
 
diff --git a/drivers/video/backlight/lms283gf05.c b/drivers/video/backlight/lms283gf05.c
index abc43a0eb97..5d3cf33953a 100644
--- a/drivers/video/backlight/lms283gf05.c
+++ b/drivers/video/backlight/lms283gf05.c
@@ -129,7 +129,7 @@ static int lms283gf05_power_set(struct lcd_device *ld, int power)
         struct spi_device *spi = st->spi;
         struct lms283gf05_pdata *pdata = spi->dev.platform_data;
 
-        if (power) {
+        if (power <= FB_BLANK_NORMAL) {
                 if (pdata)
                         lms283gf05_reset(pdata->reset_gpio,
                                         pdata->reset_inverted);
diff --git a/drivers/video/backlight/mbp_nvidia_bl.c b/drivers/video/backlight/mbp_nvidia_bl.c
index 9fb533f6373..1485f7345f4 100644
--- a/drivers/video/backlight/mbp_nvidia_bl.c
+++ b/drivers/video/backlight/mbp_nvidia_bl.c
@@ -335,6 +335,24 @@ static const struct dmi_system_id __initdata mbp_device_table[] = {
                 },
                 .driver_data    = (void *)&nvidia_chipset_data,
         },
+        {
+                .callback       = mbp_dmi_match,
+                .ident          = "MacBookAir 3,1",
+                .matches        = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir3,1"),
+                },
+                .driver_data    = (void *)&nvidia_chipset_data,
+        },
+        {
+                .callback       = mbp_dmi_match,
+                .ident          = "MacBookAir 3,2",
+                .matches        = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir3,2"),
+                },
+                .driver_data    = (void *)&nvidia_chipset_data,
+        },
         { }
 };
 
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index 55044351889..21866ec6965 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -25,6 +25,7 @@ struct pwm_bl_data {
         struct pwm_device       *pwm;
         struct device           *dev;
         unsigned int            period;
+        unsigned int            lth_brightness;
         int                     (*notify)(struct device *,
                                           int brightness);
 };
@@ -48,7 +49,9 @@ static int pwm_backlight_update_status(struct backlight_device *bl)
                 pwm_config(pb->pwm, 0, pb->period);
                 pwm_disable(pb->pwm);
         } else {
-                pwm_config(pb->pwm, brightness * pb->period / max, pb->period);
+                brightness = pb->lth_brightness +
+                        (brightness * (pb->period - pb->lth_brightness) / max);
+                pwm_config(pb->pwm, brightness, pb->period);
                 pwm_enable(pb->pwm);
         }
         return 0;
@@ -92,6 +95,8 @@ static int pwm_backlight_probe(struct platform_device *pdev)
 
         pb->period = data->pwm_period_ns;
         pb->notify = data->notify;
+        pb->lth_brightness = data->lth_brightness *
+                (data->pwm_period_ns / data->max_brightness);
         pb->dev = &pdev->dev;
 
         pb->pwm = pwm_request(data->pwm_id, "backlight");
diff --git a/drivers/video/backlight/s6e63m0.c b/drivers/video/backlight/s6e63m0.c
index a3128c9cb7a..5927db0da99 100644
--- a/drivers/video/backlight/s6e63m0.c
+++ b/drivers/video/backlight/s6e63m0.c
@@ -729,10 +729,10 @@ static ssize_t s6e63m0_sysfs_show_gamma_table(struct device *dev,
 
         return strlen(buf);
 }
-static DEVICE_ATTR(gamma_table, 0644,
+static DEVICE_ATTR(gamma_table, 0444,
                 s6e63m0_sysfs_show_gamma_table, NULL);
 
-static int __init s6e63m0_probe(struct spi_device *spi)
+static int __devinit s6e63m0_probe(struct spi_device *spi)
 {
         int ret = 0;
         struct s6e63m0 *lcd = NULL;
@@ -829,6 +829,9 @@ static int __devexit s6e63m0_remove(struct spi_device *spi)
         struct s6e63m0 *lcd = dev_get_drvdata(&spi->dev);
 
         s6e63m0_power(lcd, FB_BLANK_POWERDOWN);
+        device_remove_file(&spi->dev, &dev_attr_gamma_table);
+        device_remove_file(&spi->dev, &dev_attr_gamma_mode);
+        backlight_device_unregister(lcd->bd);
         lcd_device_unregister(lcd->ld);
         kfree(lcd);
 
diff --git a/drivers/video/omap2/vram.c b/drivers/video/omap2/vram.c
index fed2a72bc6b..2fd7e5271be 100644
--- a/drivers/video/omap2/vram.c
+++ b/drivers/video/omap2/vram.c
@@ -554,9 +554,15 @@ void __init omap_vram_reserve_sdram_memblock(void)
         size = PAGE_ALIGN(size);
 
         if (paddr) {
-                if ((paddr & ~PAGE_MASK) ||
-                    !memblock_is_region_memory(paddr, size)) {
-                        pr_err("Illegal SDRAM region for VRAM\n");
+                if (paddr & ~PAGE_MASK) {
+                        pr_err("VRAM start address 0x%08x not page aligned\n",
+                                        paddr);
+                        return;
+                }
+
+                if (!memblock_is_region_memory(paddr, size)) {
+                        pr_err("Illegal SDRAM region 0x%08x..0x%08x for VRAM\n",
+                                        paddr, paddr + size - 1);
                         return;
                 }
 
@@ -570,9 +576,12 @@ void __init omap_vram_reserve_sdram_memblock(void)
                         return;
                 }
         } else {
-                paddr = memblock_alloc_base(size, PAGE_SIZE, MEMBLOCK_REAL_LIMIT);
+                paddr = memblock_alloc(size, PAGE_SIZE);
         }
 
+        memblock_free(paddr, size);
+        memblock_remove(paddr, size);
+
         omap_vram_add_region(paddr, size);
 
         pr_info("Reserving %u bytes SDRAM for VRAM\n", size);
diff --git a/drivers/video/riva/rivafb-i2c.c b/drivers/video/riva/rivafb-i2c.c
index a0e22ac483a..167400e2a18 100644
--- a/drivers/video/riva/rivafb-i2c.c
+++ b/drivers/video/riva/rivafb-i2c.c
@@ -94,7 +94,6 @@ static int __devinit riva_setup_i2c_bus(struct riva_i2c_chan *chan,
 
         strcpy(chan->adapter.name, name);
         chan->adapter.owner             = THIS_MODULE;
-        chan->adapter.id                = I2C_HW_B_RIVA;
         chan->adapter.class             = i2c_class;
         chan->adapter.algo_data         = &chan->algo;
         chan->adapter.dev.parent        = &chan->par->pdev->dev;
diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c
index 55b3077ff6f..d7df10315d8 100644
--- a/drivers/video/sh_mobile_hdmi.c
+++ b/drivers/video/sh_mobile_hdmi.c
@@ -1071,6 +1071,10 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work)
                 if (!hdmi->info)
                         goto out;
 
+                hdmi->monspec.modedb_len = 0;
+                fb_destroy_modedb(hdmi->monspec.modedb);
+                hdmi->monspec.modedb = NULL;
+
                 acquire_console_sem();
 
                 /* HDMI disconnect */
@@ -1078,7 +1082,6 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work)
 
                 release_console_sem();
                 pm_runtime_put(hdmi->dev);
-                fb_destroy_modedb(hdmi->monspec.modedb);
         }
 
 out:
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 50963739a40..9b1364723c6 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -115,15 +115,16 @@ static const struct fb_videomode default_720p = {
         .xres = 1280,
         .yres = 720,
 
-        .left_margin = 200,
-        .right_margin = 88,
-        .hsync_len = 48,
+        .left_margin = 220,
+        .right_margin = 110,
+        .hsync_len = 40,
 
         .upper_margin = 20,
         .lower_margin = 5,
         .vsync_len = 5,
 
         .pixclock = 13468,
+        .refresh = 60,
         .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
 };
 
@@ -1197,6 +1198,7 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
                 const struct fb_videomode *mode = cfg->lcd_cfg;
                 unsigned long max_size = 0;
                 int k;
+                int num_cfg;
 
                 ch->info = framebuffer_alloc(0, &pdev->dev);
                 if (!ch->info) {
@@ -1232,8 +1234,14 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
                 info->fix = sh_mobile_lcdc_fix;
                 info->fix.smem_len = max_size * (cfg->bpp / 8) * 2;
 
-                if (!mode)
+                if (!mode) {
                         mode = &default_720p;
+                        num_cfg = 1;
+                } else {
+                        num_cfg = ch->cfg.num_cfg;
+                }
+
+                fb_videomode_to_modelist(mode, num_cfg, &info->modelist);
 
                 fb_videomode_to_var(var, mode);
                 /* Default Y virtual resolution is 2x panel size */
@@ -1281,10 +1289,6 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
 
         for (i = 0; i < j; i++) {
                 struct sh_mobile_lcdc_chan *ch = priv->ch + i;
-                const struct fb_videomode *mode = ch->cfg.lcd_cfg;
-
-                if (!mode)
-                        mode = &default_720p;
 
                 info = ch->info;
 
@@ -1297,7 +1301,6 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
                         }
                 }
 
-                fb_videomode_to_modelist(mode, ch->cfg.num_cfg, &info->modelist);
                 error = register_framebuffer(info);
                 if (error < 0)
                         goto err1;
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
index b52f8e4ef1f..3dde12b0ab0 100644
--- a/drivers/video/sis/sis_main.c
+++ b/drivers/video/sis/sis_main.c
@@ -4181,6 +4181,9 @@ static void __devinit
 sisfb_post_map_vram(struct sis_video_info *ivideo, unsigned int *mapsize,
                         unsigned int min)
 {
+        if (*mapsize < (min << 20))
+                return;
+
         ivideo->video_vbase = ioremap(ivideo->video_base, (*mapsize));
 
         if(!ivideo->video_vbase) {
@@ -4514,7 +4517,7 @@ sisfb_post_sis300(struct pci_dev *pdev)
         } else {
 #endif
                 /* Need to map max FB size for finding out about RAM size */
-                mapsize = 64 << 20;
+                mapsize = ivideo->video_size;
                 sisfb_post_map_vram(ivideo, &mapsize, 4);
 
                 if(ivideo->video_vbase) {
@@ -4680,7 +4683,7 @@ sisfb_post_xgi_ramsize(struct sis_video_info *ivideo)
         orSISIDXREG(SISSR, 0x20, (0x80 | 0x04));
 
         /* Need to map max FB size for finding out about RAM size */
-        mapsize = 256 << 20;
+        mapsize = ivideo->video_size;
         sisfb_post_map_vram(ivideo, &mapsize, 32);
 
         if(!ivideo->video_vbase) {
@@ -5936,6 +5939,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         }
 
         ivideo->video_base = pci_resource_start(pdev, 0);
+        ivideo->video_size = pci_resource_len(pdev, 0);
         ivideo->mmio_base  = pci_resource_start(pdev, 1);
         ivideo->mmio_size  = pci_resource_len(pdev, 1);
         ivideo->SiS_Pr.RelIO = pci_resource_start(pdev, 2) + 0x30;