Merge tag 'fbdev-v4.12' of git://github.com/bzolnier/linux

Pull fbdev updates from Bartlomiej Zolnierkiewicz:
"There is nothing really major here, just a couple of small bugfixes,
improvements and cleanups.

- fix handling of probing errors in omapfb (Arvind Yadav)

- remove incorrect __exit markups in few drivers (Dmitry Torokhov)

- fix boot time logo support for drivers using deferred probe
(Takeshi Kihara)

- fix DMA allocation size for ARM CLCD driver (Liam Beguin)

- add support for specifying size via xenstore in xen-frontfb
(Juergen Gross)

- support for AUS mode in imxfb driver (Martin Kaiser)

- fix buffer on stack usage in udlfb driver (Maksim Salau)

- probe failure path fixup in sm501fb driver (Alexey Khoroshilov)

- fix config dependency loop for stifb driver (Arnd Bergmann)

- misc cleanups (Joe Perches, Christophe Leroy, Karim Eshapa, Pushkar
Jambhlekar)"

* tag 'fbdev-v4.12' of git://github.com/bzolnier/linux:
fbdev: sti: don't select CONFIG_VT
drivers/video/fbdev/omap/lcd_mipid.c: Use time comparison kernel macros
sm501fb: don't return zero on failure path in sm501fb_start()
video: fbdev: udlfb: Fix buffer on stack
video: console: Remove reference to CONFIG_8xx
dt-bindings: display: imx: entry for AUS mode
video: fbdev: imxfb: support AUS mode
drivers/video/fbdev: Fixing coding guidelines in acornfb.c
xen, fbfront: add support for specifying size via xenstore
video: ARM CLCD: fix dma allocation size
drivers/video: Convert remaining uses of pr_warning to pr_warn
video/logo: tidyup fb_logo_late_init initcall timing
video: fbdev: i810: remove incorrect __exit markups
video: fbdev: pmag-aa-fb: remove incorrect __exit markups
video: fbdev: pmagb-b-fb: remove incorrect __exit markups
video: fbdev: pmag-ba-fb: remove incorrect __exit markups
omapfb: dss: Handle return errors in dss_init_ports()

Documentation/devicetree/bindings/display/imx/fsl,imx-fb.txt

···
 	Additional, the display node has to define properties:
 	- bits-per-pixel: Bits per pixel
 	- fsl,pcr: LCDC PCR value
+	A display node may optionally define
+	- fsl,aus-mode: boolean to enable AUS mode (only for imx21)
 
 Optional properties:
 - lcd-supply: Regulator for LCD supply voltage.

drivers/video/Makefile

···
 obj-$(CONFIG_HDMI)                += hdmi.o
 
 obj-$(CONFIG_VT)		  += console/
+obj-$(CONFIG_FB_STI)		  += console/
 obj-$(CONFIG_LOGO)		  += logo/
 obj-y				  += backlight/
 

drivers/video/console/Kconfig

···
 
 config VGA_CONSOLE
 	bool "VGA text console" if EXPERT || !X86
-	depends on !4xx && !8xx && !SPARC && !M68K && !PARISC && !FRV && \
+	depends on !4xx && !PPC_8xx && !SPARC && !M68K && !PARISC && !FRV && \
 		!SUPERH && !BLACKFIN && !AVR32 && !MN10300 && !CRIS && \
 		(!ARM || ARCH_FOOTBRIDGE || ARCH_INTEGRATOR || ARCH_NETWINDER) && \
 		!ARM64 && !ARC && !MICROBLAZE && !OPENRISC

drivers/video/fbdev/Kconfig

···
 	select FB_CFB_FILLRECT
 	select FB_CFB_COPYAREA
 	select FB_CFB_IMAGEBLIT
-	select STI_CONSOLE
-	select VT
 	default y
 	---help---
 	  STI refers to the HP "Standard Text Interface" which is a set of

drivers/video/fbdev/acornfb.c

···
 #ifdef HAS_VIDC20
 #include <mach/acornfb.h>
 
-#define MAX_SIZE	2*1024*1024
+#define MAX_SIZE	(2*1024*1024)
 
 /* VIDC20 has a different set of rules from the VIDC:
  *  hcr  : must be multiple of 4
···
 	if (memcmp(&current_vidc, &vidc, sizeof(vidc))) {
 		current_vidc = vidc;
 
-		vidc_writel(VIDC20_CTRL| vidc.control);
+		vidc_writel(VIDC20_CTRL | vidc.control);
 		vidc_writel(0xd0000000 | vidc.pll_ctl);
 		vidc_writel(0x80000000 | vidc.h_cycle);
 		vidc_writel(0x81000000 | vidc.h_sync_width);
···
 		pal.p = 0;
 		vidc_writel(0x10000000);
 		for (i = 0; i < 256; i += 1) {
-			pal.vidc20.red   = current_par.palette[ i       & 31].vidc20.red;
+			pal.vidc20.red   = current_par.palette[i       & 31].vidc20.red;
 			pal.vidc20.green = current_par.palette[(i >> 1) & 31].vidc20.green;
 			pal.vidc20.blue  = current_par.palette[(i >> 2) & 31].vidc20.blue;
 			vidc_writel(pal.p);
···
 		base = dma_alloc_wc(current_par.dev, size, &handle,
 				    GFP_KERNEL);
 		if (base == NULL) {
-			printk(KERN_ERR "acornfb: unable to allocate screen "
-			       "memory\n");
+			printk(KERN_ERR "acornfb: unable to allocate screen memory\n");
 			return -ENOMEM;
 		}
 
···
 	v_sync = h_sync / (fb_info.var.yres + fb_info.var.upper_margin +
 		 fb_info.var.lower_margin + fb_info.var.vsync_len);
 
-	printk(KERN_INFO "Acornfb: %dkB %cRAM, %s, using %dx%d, "
-		"%d.%03dkHz, %dHz\n",
+	printk(KERN_INFO "Acornfb: %dkB %cRAM, %s, using %dx%d, %d.%03dkHz, %dHz\n",
 		fb_info.fix.smem_len / 1024,
 		current_par.using_vram ? 'V' : 'D',
 		VIDC_NAME, fb_info.var.xres, fb_info.var.yres,

drivers/video/fbdev/amba-clcd.c

···
 	if (err)
 		return err;
 
-	framesize = fb->panel->mode.xres * fb->panel->mode.yres *
-			fb->panel->bpp / 8;
+	framesize = PAGE_ALIGN(fb->panel->mode.xres * fb->panel->mode.yres *
+			fb->panel->bpp / 8);
 	fb->fb.screen_base = dma_alloc_coherent(&fb->dev->dev, framesize,
 			&dma, GFP_KERNEL);
 	if (!fb->fb.screen_base)

drivers/video/fbdev/aty/radeon_base.c

···
 		err |= sysfs_create_bin_file(&rinfo->pdev->dev.kobj,
 						&edid2_attr);
 	if (err)
-		pr_warning("%s() Creating sysfs files failed, continuing\n",
-			   __func__);
+		pr_warn("%s() Creating sysfs files failed, continuing\n",
+			__func__);
 
 	/* save current mode regs before we switch into the new one
 	 * so we can restore this upon __exit

drivers/video/fbdev/core/fbmon.c

···
 	for (i = specs->modedb_len + num; i < specs->modedb_len + num + svd_n; i++) {
 		int idx = svd[i - specs->modedb_len - num];
 		if (!idx || idx >= ARRAY_SIZE(cea_modes)) {
-			pr_warning("Reserved SVD code %d\n", idx);
+			pr_warn("Reserved SVD code %d\n", idx);
 		} else if (!cea_modes[idx].xres) {
-			pr_warning("Unimplemented SVD code %d\n", idx);
+			pr_warn("Unimplemented SVD code %d\n", idx);
 		} else {
 			memcpy(&m[i], cea_modes + idx, sizeof(m[i]));
 			pr_debug("Adding SVD #%d: %ux%u@%u\n", idx,

drivers/video/fbdev/i810/i810_main.c

···
 static int i810fb_cursor(struct fb_info *info, struct fb_cursor *cursor);
 static int i810fb_init_pci(struct pci_dev *dev,
 			   const struct pci_device_id *entry);
-static void __exit i810fb_remove_pci(struct pci_dev *dev);
+static void i810fb_remove_pci(struct pci_dev *dev);
 static int i810fb_resume(struct pci_dev *dev);
 static int i810fb_suspend(struct pci_dev *dev, pm_message_t state);
 
···
 	.name     =	"i810fb",
 	.id_table =	i810fb_pci_tbl,
 	.probe    =	i810fb_init_pci,
-	.remove   =	__exit_p(i810fb_remove_pci),
+	.remove   =	i810fb_remove_pci,
 	.suspend  =     i810fb_suspend,
 	.resume   =     i810fb_resume,
 };
···
 
 }
 
-static void __exit i810fb_remove_pci(struct pci_dev *dev)
+static void i810fb_remove_pci(struct pci_dev *dev)
 {
 	struct fb_info *info = pci_get_drvdata(dev);
 	struct i810fb_par *par = info->par;

drivers/video/fbdev/imxfb.c

···
 
 #define IMXFB_LSCR1_DEFAULT 0x00120300
 
+#define LCDC_LAUSCR	0x80
+#define LAUSCR_AUS_MODE	(1<<31)
+
 /* Used fb-mode. Can be set on kernel command line, therefore file-static. */
 static const char *fb_mode;
 
···
 	dma_addr_t		dbar2;
 
 	u_int			pcr;
+	u_int			lauscr;
 	u_int			pwmr;
 	u_int			lscr1;
 	u_int			dmacr;
···
 	pcr |= imxfb_mode->pcr & ~(0x3f | (7 << 25));
 
 	fbi->pcr = pcr;
+	/*
+	 * The LCDC AUS Mode Control Register does not exist on imx1.
+	 */
+	if (!is_imx1_fb(fbi) && imxfb_mode->aus_mode)
+		fbi->lauscr = LAUSCR_AUS_MODE;
 
 	/*
 	 * Copy the RGB parameters for this display
···
 	if (fbi->dmacr)
 		writel(fbi->dmacr, fbi->regs + LCDC_DMACR);
 
+	if (fbi->lauscr)
+		writel(fbi->lauscr, fbi->regs + LCDC_LAUSCR);
+
 	return 0;
 }
 
···
 
 	imxfb_mode->bpp = bpp;
 	imxfb_mode->pcr = pcr;
+
+	/*
+	 * fsl,aus-mode is optional
+	 */
+	imxfb_mode->aus_mode = of_property_read_bool(np, "fsl,aus-mode");
 
 	return 0;
 }

drivers/video/fbdev/omap/lcd_mipid.c

···
 {
 	unsigned long wait = md->hw_guard_end - jiffies;
 
-	if ((long)wait > 0 && wait <= md->hw_guard_wait) {
+	if ((long)wait > 0 && time_before_eq(wait,  md->hw_guard_wait)) {
 		set_current_state(TASK_UNINTERRUPTIBLE);
 		schedule_timeout(wait);
 	}

drivers/video/fbdev/omap2/omapfb/dss/dss.c

···
 	return 0;
 }
 
+static void dss_uninit_ports(struct platform_device *pdev);
+
 static int dss_init_ports(struct platform_device *pdev)
 {
 	struct device_node *parent = pdev->dev.of_node;
 	struct device_node *port;
-	int r;
+	int r, ret = 0;
 
 	if (parent == NULL)
 		return 0;
···
 
 		switch (port_type) {
 		case OMAP_DISPLAY_TYPE_DPI:
-			dpi_init_port(pdev, port);
+			ret = dpi_init_port(pdev, port);
 			break;
 		case OMAP_DISPLAY_TYPE_SDI:
-			sdi_init_port(pdev, port);
+			ret = sdi_init_port(pdev, port);
 			break;
 		default:
 			break;
 		}
-	} while ((port = omapdss_of_get_next_port(parent, port)) != NULL);
+	} while (!ret &&
+		 (port = omapdss_of_get_next_port(parent, port)) != NULL);
 
-	return 0;
+	if (ret)
+		dss_uninit_ports(pdev);
+
+	return ret;
 }
 
 static void dss_uninit_ports(struct platform_device *pdev)

drivers/video/fbdev/pmag-aa-fb.c

···
 	return err;
 }
 
-static int __exit pmagaafb_remove(struct device *dev)
+static int pmagaafb_remove(struct device *dev)
 {
 	struct tc_dev *tdev = to_tc_dev(dev);
 	struct fb_info *info = dev_get_drvdata(dev);
···
 		.name	= "pmagaafb",
 		.bus	= &tc_bus_type,
 		.probe	= pmagaafb_probe,
-		.remove	= __exit_p(pmagaafb_remove),
+		.remove	= pmagaafb_remove,
 	},
 };
 

drivers/video/fbdev/pmag-ba-fb.c

···
 	return err;
 }
 
-static int __exit pmagbafb_remove(struct device *dev)
+static int pmagbafb_remove(struct device *dev)
 {
 	struct tc_dev *tdev = to_tc_dev(dev);
 	struct fb_info *info = dev_get_drvdata(dev);
···
 		.name	= "pmagbafb",
 		.bus	= &tc_bus_type,
 		.probe	= pmagbafb_probe,
-		.remove	= __exit_p(pmagbafb_remove),
+		.remove	= pmagbafb_remove,
 	},
 };
 

drivers/video/fbdev/pmagb-b-fb.c

···
 	return err;
 }
 
-static int __exit pmagbbfb_remove(struct device *dev)
+static int pmagbbfb_remove(struct device *dev)
 {
 	struct tc_dev *tdev = to_tc_dev(dev);
 	struct fb_info *info = dev_get_drvdata(dev);
···
 		.name	= "pmagbbfb",
 		.bus	= &tc_bus_type,
 		.probe	= pmagbbfb_probe,
-		.remove	= __exit_p(pmagbbfb_remove),
+		.remove	= pmagbbfb_remove,
 	},
 };
 

drivers/video/fbdev/pxafb.c

···
 	lcd_writel(ofb->fbi, FBR1, ofb->fbi->fdadr[DMA_OV1] | 0x3);
 
 	if (wait_for_completion_timeout(&ofb->branch_done, 1 * HZ) == 0)
-		pr_warning("%s: timeout disabling overlay1\n", __func__);
+		pr_warn("%s: timeout disabling overlay1\n", __func__);
 
 	lcd_writel(ofb->fbi, LCCR5, lccr5);
 }
···
 	lcd_writel(ofb->fbi, FBR4, ofb->fbi->fdadr[DMA_OV2_Cr] | 0x3);
 
 	if (wait_for_completion_timeout(&ofb->branch_done, 1 * HZ) == 0)
-		pr_warning("%s: timeout disabling overlay2\n", __func__);
+		pr_warn("%s: timeout disabling overlay2\n", __func__);
 }
 
 static struct pxafb_layer_ops ofb_ops[] = {
···
 	lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB);
 
 	if (wait_for_completion_timeout(&fbi->command_done, HZ/2) == 0) {
-		pr_warning("%s: timeout waiting for command done\n",
-				__func__);
+		pr_warn("%s: timeout waiting for command done\n", __func__);
 		ret = -ETIMEDOUT;
 	}
 

drivers/video/fbdev/sm501fb.c

···
 	info->fbmem = ioremap(res->start, resource_size(res));
 	if (info->fbmem == NULL) {
 		dev_err(dev, "cannot remap framebuffer\n");
+		ret = -ENXIO;
 		goto err_mem_res;
 	}
 

drivers/video/fbdev/udlfb.c

···
 static int dlfb_select_std_channel(struct dlfb_data *dev)
 {
 	int ret;
-	u8 set_def_chn[] = {	   0x57, 0xCD, 0xDC, 0xA7,
+	void *buf;
+	static const u8 set_def_chn[] = {
+				0x57, 0xCD, 0xDC, 0xA7,
 				0x1C, 0x88, 0x5E, 0x15,
 				0x60, 0xFE, 0xC6, 0x97,
 				0x16, 0x3D, 0x47, 0xF2  };
 
+	buf = kmemdup(set_def_chn, sizeof(set_def_chn), GFP_KERNEL);
+
+	if (!buf)
+		return -ENOMEM;
+
 	ret = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0),
 			NR_USB_REQUEST_CHANNEL,
 			(USB_DIR_OUT | USB_TYPE_VENDOR), 0, 0,
-			set_def_chn, sizeof(set_def_chn), USB_CTRL_SET_TIMEOUT);
+			buf, sizeof(set_def_chn), USB_CTRL_SET_TIMEOUT);
+
+	kfree(buf);
+
 	return ret;
 }
 

drivers/video/fbdev/xen-fbfront.c

···
  * frame buffer.
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/console.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
···
 			video[KPARAM_MEM] = val;
 	}
 
+	video[KPARAM_WIDTH] = xenbus_read_unsigned(dev->otherend, "width",
+						   video[KPARAM_WIDTH]);
+	video[KPARAM_HEIGHT] = xenbus_read_unsigned(dev->otherend, "height",
+						    video[KPARAM_HEIGHT]);
+
 	/* If requested res does not fit in available memory, use default */
 	fb_size = video[KPARAM_MEM] * 1024 * 1024;
 	if (video[KPARAM_WIDTH] * video[KPARAM_HEIGHT] * XENFB_DEPTH / 8
 	    > fb_size) {
+		pr_warn("display parameters %d,%d,%d invalid, use defaults\n",
+			video[KPARAM_MEM], video[KPARAM_WIDTH],
+			video[KPARAM_HEIGHT]);
 		video[KPARAM_WIDTH] = XENFB_WIDTH;
 		video[KPARAM_HEIGHT] = XENFB_HEIGHT;
 		fb_size = XENFB_DEFAULT_FB_LEN;

drivers/video/logo/logo.c

···
 	return 0;
 }
 
-late_initcall(fb_logo_late_init);
+late_initcall_sync(fb_logo_late_init);
 
 /* logo's are marked __initdata. Use __ref to tell
  * modpost that it is intended that this function uses data

include/linux/platform_data/video-imxfb.h

···
 struct imx_fb_videomode {
 	struct fb_videomode mode;
 	u32 pcr;
+	bool aus_mode;
 	unsigned char	bpp;
 };