Merge branch 'common/fbdev-mipi' of master.kernel.org:/pub/scm/linux/kernel/git/lethal/sh-2.6

11 files changed, 133 insertions, 41 deletions

diff --git a/drivers/video/backlight/adp8860_bl.c b/drivers/video/backlight/adp8860_bl.c
index 3ec24609151e..734c650a47c4 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 9093ef0fa869..c67801e57aaf 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 abc43a0eb97d..5d3cf33953ac 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 9fb533f6373e..1485f7345f49 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 550443518891..21866ec69656 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 a3128c9cb7ad..5927db0da999 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/console/vgacon.c b/drivers/video/console/vgacon.c
index 54e32c513610..915448ec75bf 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -47,7 +47,6 @@
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/screen_info.h>
-#include <linux/smp_lock.h>
 #include <video/vga.h>
 #include <asm/io.h>
 
diff --git a/drivers/video/omap2/vram.c b/drivers/video/omap2/vram.c
index fed2a72bc6b6..2fd7e5271be9 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 a0e22ac483a3..167400e2a182 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_mipi_dsi.c b/drivers/video/sh_mipi_dsi.c
index 3f3d431033ca..b40dc423cbdf 100644
--- a/drivers/video/sh_mipi_dsi.c
+++ b/drivers/video/sh_mipi_dsi.c
@@ -21,18 +21,38 @@
 #include <video/sh_mipi_dsi.h>
 #include <video/sh_mobile_lcdc.h>
 
-#define CMTSRTCTR	0x80d0
-#define CMTSRTREQ	0x8070
-
+#define SYSCTRL		0x0000
+#define SYSCONF		0x0004
+#define TIMSET		0x0008
+#define RESREQSET0	0x0018
+#define RESREQSET1	0x001c
+#define HSTTOVSET	0x0020
+#define LPRTOVSET	0x0024
+#define TATOVSET	0x0028
+#define PRTOVSET	0x002c
+#define DSICTRL		0x0030
 #define DSIINTE		0x0060
+#define PHYCTRL		0x0070
+
+/* relative to linkbase */
+#define DTCTR		0x0000
+#define VMCTR1		0x0020
+#define VMCTR2		0x0024
+#define VMLEN1		0x0028
+#define CMTSRTREQ	0x0070
+#define CMTSRTCTR	0x00d0
 
 /* E.g., sh7372 has 2 MIPI-DSIs - one for each LCDC */
 #define MAX_SH_MIPI_DSI 2
 
 struct sh_mipi {
 	void __iomem	*base;
+	void __iomem	*linkbase;
 	struct clk	*dsit_clk;
 	struct clk	*dsip_clk;
+	void *next_board_data;
+	void (*next_display_on)(void *board_data, struct fb_info *info);
+	void (*next_display_off)(void *board_data);
 };
 
 static struct sh_mipi *mipi_dsi[MAX_SH_MIPI_DSI];
@@ -55,10 +75,10 @@ static int sh_mipi_send_short(struct sh_mipi *mipi, u8 dsi_cmd,
 	int cnt = 100;
 
 	/* transmit a short packet to LCD panel */
-	iowrite32(1 | data, mipi->base + 0x80d0); /* CMTSRTCTR */
-	iowrite32(1, mipi->base + 0x8070); /* CMTSRTREQ */
+	iowrite32(1 | data, mipi->linkbase + CMTSRTCTR);
+	iowrite32(1, mipi->linkbase + CMTSRTREQ);
 
-	while ((ioread32(mipi->base + 0x8070) & 1) && --cnt)
+	while ((ioread32(mipi->linkbase + CMTSRTREQ) & 1) && --cnt)
 		udelay(1);
 
 	return cnt ? 0 : -ETIMEDOUT;
@@ -90,7 +110,7 @@ static void sh_mipi_dsi_enable(struct sh_mipi *mipi, bool enable)
 	 * enable LCDC data tx, transition to LPS after completion of each HS
 	 * packet
 	 */
-	iowrite32(0x00000002 | enable, mipi->base + 0x8000); /* DTCTR */
+	iowrite32(0x00000002 | enable, mipi->linkbase + DTCTR);
 }
 
 static void sh_mipi_shutdown(struct platform_device *pdev)
@@ -105,12 +125,18 @@ static void mipi_display_on(void *arg, struct fb_info *info)
 	struct sh_mipi *mipi = arg;
 
 	sh_mipi_dsi_enable(mipi, true);
+
+	if (mipi->next_display_on)
+		mipi->next_display_on(mipi->next_board_data, info);
 }
 
 static void mipi_display_off(void *arg)
 {
 	struct sh_mipi *mipi = arg;
 
+	if (mipi->next_display_off)
+		mipi->next_display_off(mipi->next_board_data);
+
 	sh_mipi_dsi_enable(mipi, false);
 }
 
@@ -223,10 +249,10 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi,
 		return -EINVAL;
 
 	/* reset DSI link */
-	iowrite32(0x00000001, base); /* SYSCTRL */
+	iowrite32(0x00000001, base + SYSCTRL);
 	/* Hold reset for 100 cycles of the slowest of bus, HS byte and LP clock */
 	udelay(50);
-	iowrite32(0x00000000, base); /* SYSCTRL */
+	iowrite32(0x00000000, base + SYSCTRL);
 
 	/* setup DSI link */
 
@@ -238,7 +264,7 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi,
 	 *	ECC check enable
 	 * additionally enable first two lanes
 	 */
-	iowrite32(0x00003703, base + 0x04); /* SYSCONF */
+	iowrite32(0x00003703, base + SYSCONF);
 	/*
 	 * T_wakeup = 0x7000
 	 * T_hs-trail = 3
@@ -246,28 +272,28 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi,
 	 * T_clk-trail = 3
 	 * T_clk-prepare = 2
 	 */
-	iowrite32(0x70003332, base + 0x08); /* TIMSET */
+	iowrite32(0x70003332, base + TIMSET);
 	/* no responses requested */
-	iowrite32(0x00000000, base + 0x18); /* RESREQSET0 */
+	iowrite32(0x00000000, base + RESREQSET0);
 	/* request response to packets of type 0x28 */
-	iowrite32(0x00000100, base + 0x1c); /* RESREQSET1 */
+	iowrite32(0x00000100, base + RESREQSET1);
 	/* High-speed transmission timeout, default 0xffffffff */
-	iowrite32(0x0fffffff, base + 0x20); /* HSTTOVSET */
+	iowrite32(0x0fffffff, base + HSTTOVSET);
 	/* LP reception timeout, default 0xffffffff */
-	iowrite32(0x0fffffff, base + 0x24); /* LPRTOVSET */
+	iowrite32(0x0fffffff, base + LPRTOVSET);
 	/* Turn-around timeout, default 0xffffffff */
-	iowrite32(0x0fffffff, base + 0x28); /* TATOVSET */
+	iowrite32(0x0fffffff, base + TATOVSET);
 	/* Peripheral reset timeout, default 0xffffffff */
-	iowrite32(0x0fffffff, base + 0x2c); /* PRTOVSET */
+	iowrite32(0x0fffffff, base + PRTOVSET);
 	/* Enable timeout counters */
-	iowrite32(0x00000f00, base + 0x30); /* DSICTRL */
+	iowrite32(0x00000f00, base + DSICTRL);
 	/* Interrupts not used, disable all */
 	iowrite32(0, base + DSIINTE);
 	/* DSI-Tx bias on */
-	iowrite32(0x00000001, base + 0x70); /* PHYCTRL */
+	iowrite32(0x00000001, base + PHYCTRL);
 	udelay(200);
 	/* Deassert resets, power on, set multiplier */
-	iowrite32(0x03070b01, base + 0x70); /* PHYCTRL */
+	iowrite32(0x03070b01, base + PHYCTRL);
 
 	/* setup l-bridge */
 
@@ -275,20 +301,21 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi,
 	 * Enable transmission of all packets,
 	 * transmit LPS after each HS packet completion
 	 */
-	iowrite32(0x00000006, base + 0x8000); /* DTCTR */
+	iowrite32(0x00000006, mipi->linkbase + DTCTR);
 	/* VSYNC width = 2 (<< 17) */
-	iowrite32(0x00040000 | (pctype << 12) | datatype, base + 0x8020); /* VMCTR1 */
+	iowrite32(0x00040000 | (pctype << 12) | datatype,
+		  mipi->linkbase + VMCTR1);
 	/*
 	 * Non-burst mode with sync pulses: VSE and HSE are output,
 	 * HSA period allowed, no commands in LP
 	 */
-	iowrite32(0x00e00000, base + 0x8024); /* VMCTR2 */
+	iowrite32(0x00e00000, mipi->linkbase + VMCTR2);
 	/*
 	 * 0x660 = 1632 bytes per line (RGB24, 544 pixels: see
 	 * sh_mobile_lcdc_info.ch[0].lcd_cfg[0].xres), HSALEN = 1 - default
 	 * (unused, since VMCTR2[HSABM] = 0)
 	 */
-	iowrite32(1 | (linelength << 16), base + 0x8028); /* VMLEN1 */
+	iowrite32(1 | (linelength << 16), mipi->linkbase + VMLEN1);
 
 	msleep(5);
 
@@ -321,11 +348,12 @@ static int __init sh_mipi_probe(struct platform_device *pdev)
 	struct sh_mipi *mipi;
 	struct sh_mipi_dsi_info *pdata = pdev->dev.platform_data;
 	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	struct resource *res2 = platform_get_resource(pdev, IORESOURCE_MEM, 1);
 	unsigned long rate, f_current;
 	int idx = pdev->id, ret;
 	char dsip_clk[] = "dsi.p_clk";
 
-	if (!res || idx >= ARRAY_SIZE(mipi_dsi) || !pdata)
+	if (!res || !res2 || idx >= ARRAY_SIZE(mipi_dsi) || !pdata)
 		return -ENODEV;
 
 	mutex_lock(&array_lock);
@@ -356,6 +384,18 @@ static int __init sh_mipi_probe(struct platform_device *pdev)
 		goto emap;
 	}
 
+	if (!request_mem_region(res2->start, resource_size(res2), pdev->name)) {
+		dev_err(&pdev->dev, "MIPI register region 2 already claimed\n");
+		ret = -EBUSY;
+		goto ereqreg2;
+	}
+
+	mipi->linkbase = ioremap(res2->start, resource_size(res2));
+	if (!mipi->linkbase) {
+		ret = -ENOMEM;
+		goto emap2;
+	}
+
 	mipi->dsit_clk = clk_get(&pdev->dev, "dsit_clk");
 	if (IS_ERR(mipi->dsit_clk)) {
 		ret = PTR_ERR(mipi->dsit_clk);
@@ -412,6 +452,11 @@ static int __init sh_mipi_probe(struct platform_device *pdev)
 	mutex_unlock(&array_lock);
 	platform_set_drvdata(pdev, mipi);
 
+	/* Save original LCDC callbacks */
+	mipi->next_board_data = pdata->lcd_chan->board_cfg.board_data;
+	mipi->next_display_on = pdata->lcd_chan->board_cfg.display_on;
+	mipi->next_display_off = pdata->lcd_chan->board_cfg.display_off;
+
 	/* Set up LCDC callbacks */
 	pdata->lcd_chan->board_cfg.board_data = mipi;
 	pdata->lcd_chan->board_cfg.display_on = mipi_display_on;
@@ -431,6 +476,10 @@ eclkpget:
 esettrate:
 	clk_put(mipi->dsit_clk);
 eclktget:
+	iounmap(mipi->linkbase);
+emap2:
+	release_mem_region(res2->start, resource_size(res2));
+ereqreg2:
 	iounmap(mipi->base);
 emap:
 	release_mem_region(res->start, resource_size(res));
@@ -447,6 +496,7 @@ static int __exit sh_mipi_remove(struct platform_device *pdev)
 {
 	struct sh_mipi_dsi_info *pdata = pdev->dev.platform_data;
 	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	struct resource *res2 = platform_get_resource(pdev, IORESOURCE_MEM, 1);
 	struct sh_mipi *mipi = platform_get_drvdata(pdev);
 	int i, ret;
 
@@ -475,6 +525,9 @@ static int __exit sh_mipi_remove(struct platform_device *pdev)
 	clk_disable(mipi->dsit_clk);
 	clk_put(mipi->dsit_clk);
 	clk_put(mipi->dsip_clk);
+	iounmap(mipi->linkbase);
+	if (res2)
+		release_mem_region(res2->start, resource_size(res2));
 	iounmap(mipi->base);
 	if (res)
 		release_mem_region(res->start, resource_size(res));
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
index b52f8e4ef1fd..3dde12b0ab06 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;