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| diff -Nur linux-3.18.9.orig/Documentation/fb/00-INDEX linux-3.18.9/Documentation/fb/00-INDEX--- linux-3.18.9.orig/Documentation/fb/00-INDEX	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/Documentation/fb/00-INDEX	2015-03-15 14:34:13.068143682 -0500@@ -23,6 +23,8 @@ 	- info on the driver for EP93xx LCD controller. fbcon.txt 	- intro to and usage guide for the framebuffer console (fbcon).+fbcondecor.txt+	- info on the Framebuffer Console Decoration framebuffer.txt 	- introduction to frame buffer devices. gxfb.txtdiff -Nur linux-3.18.9.orig/Documentation/fb/fbcondecor.txt linux-3.18.9/Documentation/fb/fbcondecor.txt--- linux-3.18.9.orig/Documentation/fb/fbcondecor.txt	1969-12-31 18:00:00.000000000 -0600+++ linux-3.18.9/Documentation/fb/fbcondecor.txt	2015-03-15 14:34:13.068143682 -0500@@ -0,0 +1,207 @@+What is it?+-----------++The framebuffer decorations are a kernel feature which allows displaying a +background picture on selected consoles.++What do I need to get it to work?+---------------------------------++To get fbcondecor up-and-running you will have to:+ 1) get a copy of splashutils [1] or a similar program+ 2) get some fbcondecor themes+ 3) build the kernel helper program+ 4) build your kernel with the FB_CON_DECOR option enabled.++To get fbcondecor operational right after fbcon initialization is finished, you+will have to include a theme and the kernel helper into your initramfs image.+Please refer to splashutils documentation for instructions on how to do that.++[1] The splashutils package can be downloaded from:+    http://github.com/alanhaggai/fbsplash++The userspace helper+--------------------++The userspace fbcondecor helper (by default: /sbin/fbcondecor_helper) is called by the+kernel whenever an important event occurs and the kernel needs some kind of+job to be carried out. Important events include console switches and video+mode switches (the kernel requests background images and configuration+parameters for the current console). The fbcondecor helper must be accessible at+all times. If it's not, fbcondecor will be switched off automatically.++It's possible to set path to the fbcondecor helper by writing it to+/proc/sys/kernel/fbcondecor.++*****************************************************************************++The information below is mostly technical stuff. There's probably no need to+read it unless you plan to develop a userspace helper.++The fbcondecor protocol+-----------------------++The fbcondecor protocol defines a communication interface between the kernel and+the userspace fbcondecor helper.++The kernel side is responsible for:++ * rendering console text, using an image as a background (instead of a+   standard solid color fbcon uses),+ * accepting commands from the user via ioctls on the fbcondecor device,+ * calling the userspace helper to set things up as soon as the fb subsystem +   is initialized.++The userspace helper is responsible for everything else, including parsing+configuration files, decompressing the image files whenever the kernel needs+it, and communicating with the kernel if necessary.++The fbcondecor protocol specifies how communication is done in both ways:+kernel->userspace and userspace->helper.+  +Kernel -> Userspace+-------------------++The kernel communicates with the userspace helper by calling it and specifying+the task to be done in a series of arguments.++The arguments follow the pattern:+<fbcondecor protocol version> <command> <parameters>++All commands defined in fbcondecor protocol v2 have the following parameters:+ virtual console+ framebuffer number+ theme++Fbcondecor protocol v1 specified an additional 'fbcondecor mode' after the+framebuffer number. Fbcondecor protocol v1 is deprecated and should not be used.++Fbcondecor protocol v2 specifies the following commands:++getpic+------+ The kernel issues this command to request image data. It's up to the + userspace  helper to find a background image appropriate for the specified + theme and the current resolution. The userspace helper should respond by + issuing the FBIOCONDECOR_SETPIC ioctl.++init+----+ The kernel issues this command after the fbcondecor device is created and+ the fbcondecor interface is initialized. Upon receiving 'init', the userspace+ helper should parse the kernel command line (/proc/cmdline) or otherwise+ decide whether fbcondecor is to be activated.++ To activate fbcondecor on the first console the helper should issue the+ FBIOCONDECOR_SETCFG, FBIOCONDECOR_SETPIC and FBIOCONDECOR_SETSTATE commands,+ in the above-mentioned order.++ When the userspace helper is called in an early phase of the boot process+ (right after the initialization of fbcon), no filesystems will be mounted.+ The helper program should mount sysfs and then create the appropriate+ framebuffer, fbcondecor and tty0 devices (if they don't already exist) to get+ current display settings and to be able to communicate with the kernel side.+ It should probably also mount the procfs to be able to parse the kernel+ command line parameters.++ Note that the console sem is not held when the kernel calls fbcondecor_helper+ with the 'init' command. The fbcondecor helper should perform all ioctls with+ origin set to FBCON_DECOR_IO_ORIG_USER.++modechange+----------+ The kernel issues this command on a mode change. The helper's response should+ be similar to the response to the 'init' command. Note that this time the+ console sem is held and all ioctls must be performed with origin set to+ FBCON_DECOR_IO_ORIG_KERNEL.+++Userspace -> Kernel+-------------------++Userspace programs can communicate with fbcondecor via ioctls on the+fbcondecor device. These ioctls are to be used by both the userspace helper+(called only by the kernel) and userspace configuration tools (run by the users).++The fbcondecor helper should set the origin field to FBCON_DECOR_IO_ORIG_KERNEL+when doing the appropriate ioctls. All userspace configuration tools should+use FBCON_DECOR_IO_ORIG_USER. Failure to set the appropriate value in the origin+field when performing ioctls from the kernel helper will most likely result+in a console deadlock.++FBCON_DECOR_IO_ORIG_KERNEL instructs fbcondecor not to try to acquire the console+semaphore. Not surprisingly, FBCON_DECOR_IO_ORIG_USER instructs it to acquire+the console sem.++The framebuffer console decoration provides the following ioctls (all defined in +linux/fb.h):++FBIOCONDECOR_SETPIC+description: loads a background picture for a virtual console+argument: struct fbcon_decor_iowrapper*; data: struct fb_image*+notes: +If called for consoles other than the current foreground one, the picture data+will be ignored.++If the current virtual console is running in a 8-bpp mode, the cmap substruct+of fb_image has to be filled appropriately: start should be set to 16 (first+16 colors are reserved for fbcon), len to a value <= 240 and red, green and+blue should point to valid cmap data. The transp field is ingored. The fields+dx, dy, bg_color, fg_color in fb_image are ignored as well.++FBIOCONDECOR_SETCFG+description: sets the fbcondecor config for a virtual console+argument: struct fbcon_decor_iowrapper*; data: struct vc_decor*+notes: The structure has to be filled with valid data.++FBIOCONDECOR_GETCFG+description: gets the fbcondecor config for a virtual console+argument: struct fbcon_decor_iowrapper*; data: struct vc_decor*++FBIOCONDECOR_SETSTATE+description: sets the fbcondecor state for a virtual console+argument: struct fbcon_decor_iowrapper*; data: unsigned int*+          values: 0 = disabled, 1 = enabled.++FBIOCONDECOR_GETSTATE+description: gets the fbcondecor state for a virtual console+argument: struct fbcon_decor_iowrapper*; data: unsigned int*+          values: as in FBIOCONDECOR_SETSTATE++Info on used structures:++Definition of struct vc_decor can be found in linux/console_decor.h. It's+heavily commented. Note that the 'theme' field should point to a string+no longer than FBCON_DECOR_THEME_LEN. When FBIOCONDECOR_GETCFG call is+performed, the theme field should point to a char buffer of length+FBCON_DECOR_THEME_LEN.++Definition of struct fbcon_decor_iowrapper can be found in linux/fb.h.+The fields in this struct have the following meaning:++vc: +Virtual console number.++origin: +Specifies if the ioctl is performed as a response to a kernel request. The+fbcondecor helper should set this field to FBCON_DECOR_IO_ORIG_KERNEL, userspace+programs should set it to FBCON_DECOR_IO_ORIG_USER. This field is necessary to+avoid console semaphore deadlocks.++data: +Pointer to a data structure appropriate for the performed ioctl. Type of+the data struct is specified in the ioctls description.++*****************************************************************************++Credit+------++Original 'bootsplash' project & implementation by:+  Volker Poplawski <volker@poplawski.de>, Stefan Reinauer <stepan@suse.de>,+  Steffen Winterfeldt <snwint@suse.de>, Michael Schroeder <mls@suse.de>,+  Ken Wimer <wimer@suse.de>.++Fbcondecor, fbcondecor protocol design, current implementation & docs by:+  Michal Januszewski <michalj+fbcondecor@gmail.com>+diff -Nur linux-3.18.9.orig/drivers/Makefile linux-3.18.9/drivers/Makefile--- linux-3.18.9.orig/drivers/Makefile	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/drivers/Makefile	2015-03-15 14:34:13.068143682 -0500@@ -17,6 +17,10 @@ obj-$(CONFIG_PCI)		+= pci/ obj-$(CONFIG_PARISC)		+= parisc/ obj-$(CONFIG_RAPIDIO)		+= rapidio/+# tty/ comes before char/ so that the VT console is the boot-time+# default.+obj-y				+= tty/+obj-y				+= char/ obj-y				+= video/ obj-y				+= idle/ @@ -45,11 +49,6 @@ # reset controllers early, since gpu drivers might rely on them to initialize obj-$(CONFIG_RESET_CONTROLLER)	+= reset/ -# tty/ comes before char/ so that the VT console is the boot-time-# default.-obj-y				+= tty/-obj-y				+= char/- # gpu/ comes after char for AGP vs DRM startup obj-y				+= gpu/ diff -Nur linux-3.18.9.orig/drivers/video/console/bitblit.c linux-3.18.9/drivers/video/console/bitblit.c--- linux-3.18.9.orig/drivers/video/console/bitblit.c	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/drivers/video/console/bitblit.c	2015-03-15 14:34:13.068143682 -0500@@ -18,6 +18,7 @@ #include <linux/console.h> #include <asm/types.h> #include "fbcon.h"+#include "fbcondecor.h"  /*  * Accelerated handlers.@@ -55,6 +56,13 @@ 	area.height = height * vc->vc_font.height; 	area.width = width * vc->vc_font.width; +	if (fbcon_decor_active(info, vc)) {+ 		area.sx += vc->vc_decor.tx;+ 		area.sy += vc->vc_decor.ty;+ 		area.dx += vc->vc_decor.tx;+ 		area.dy += vc->vc_decor.ty;+ 	}+ 	info->fbops->fb_copyarea(info, &area); } @@ -379,11 +387,15 @@ 	cursor.image.depth = 1; 	cursor.rop = ROP_XOR; -	if (info->fbops->fb_cursor)-		err = info->fbops->fb_cursor(info, &cursor);+	if (fbcon_decor_active(info, vc)) {+		fbcon_decor_cursor(info, &cursor);+	} else {+		if (info->fbops->fb_cursor)+			err = info->fbops->fb_cursor(info, &cursor); -	if (err)-		soft_cursor(info, &cursor);+		if (err)+			soft_cursor(info, &cursor);+	}  	ops->cursor_reset = 0; }diff -Nur linux-3.18.9.orig/drivers/video/console/cfbcondecor.c linux-3.18.9/drivers/video/console/cfbcondecor.c--- linux-3.18.9.orig/drivers/video/console/cfbcondecor.c	1969-12-31 18:00:00.000000000 -0600+++ linux-3.18.9/drivers/video/console/cfbcondecor.c	2015-03-15 14:34:13.072143681 -0500@@ -0,0 +1,471 @@+/*+ *  linux/drivers/video/cfbcon_decor.c -- Framebuffer decor render functions+ *+ *  Copyright (C) 2004 Michal Januszewski <michalj+fbcondecor@gmail.com>+ *+ *  Code based upon "Bootdecor" (C) 2001-2003+ *       Volker Poplawski <volker@poplawski.de>,+ *       Stefan Reinauer <stepan@suse.de>,+ *       Steffen Winterfeldt <snwint@suse.de>,+ *       Michael Schroeder <mls@suse.de>,+ *       Ken Wimer <wimer@suse.de>.+ *+ *  This file is subject to the terms and conditions of the GNU General Public+ *  License.  See the file COPYING in the main directory of this archive for+ *  more details.+ */+#include <linux/module.h>+#include <linux/types.h>+#include <linux/fb.h>+#include <linux/selection.h>+#include <linux/slab.h>+#include <linux/vt_kern.h>+#include <asm/irq.h>++#include "fbcon.h"+#include "fbcondecor.h"++#define parse_pixel(shift,bpp,type)						\+	do {									\+		if (d & (0x80 >> (shift)))					\+			dd2[(shift)] = fgx;					\+		else								\+			dd2[(shift)] = transparent ? *(type *)decor_src : bgx;	\+		decor_src += (bpp);						\+	} while (0)								\++extern int get_color(struct vc_data *vc, struct fb_info *info,+		     u16 c, int is_fg);++void fbcon_decor_fix_pseudo_pal(struct fb_info *info, struct vc_data *vc)+{+	int i, j, k;+	int minlen = min(min(info->var.red.length, info->var.green.length),+			     info->var.blue.length);+	u32 col;++	for (j = i = 0; i < 16; i++) {+		k = color_table[i];++		col = ((vc->vc_palette[j++]  >> (8-minlen))+			<< info->var.red.offset);+		col |= ((vc->vc_palette[j++] >> (8-minlen))+			<< info->var.green.offset);+		col |= ((vc->vc_palette[j++] >> (8-minlen))+			<< info->var.blue.offset);+			((u32 *)info->pseudo_palette)[k] = col;+	}+}++void fbcon_decor_renderc(struct fb_info *info, int ypos, int xpos, int height,+		      int width, u8* src, u32 fgx, u32 bgx, u8 transparent)+{+	unsigned int x, y;+	u32 dd;+	int bytespp = ((info->var.bits_per_pixel + 7) >> 3);+	unsigned int d = ypos * info->fix.line_length + xpos * bytespp;+	unsigned int ds = (ypos * info->var.xres + xpos) * bytespp;+	u16 dd2[4];++	u8* decor_src = (u8 *)(info->bgdecor.data + ds);+	u8* dst = (u8 *)(info->screen_base + d);++	if ((ypos + height) > info->var.yres || (xpos + width) > info->var.xres)+		return;++	for (y = 0; y < height; y++) {+		switch (info->var.bits_per_pixel) {++		case 32:+			for (x = 0; x < width; x++) {++				if ((x & 7) == 0)+					d = *src++;+				if (d & 0x80)+					dd = fgx;+				else+					dd = transparent ?+					     *(u32 *)decor_src : bgx;++				d <<= 1;+				decor_src += 4;+				fb_writel(dd, dst);+				dst += 4;+			}+			break;+		case 24:+			for (x = 0; x < width; x++) {++				if ((x & 7) == 0)+					d = *src++;+				if (d & 0x80)+					dd = fgx;+				else+					dd = transparent ?+					     (*(u32 *)decor_src & 0xffffff) : bgx;++				d <<= 1;+				decor_src += 3;+#ifdef __LITTLE_ENDIAN+				fb_writew(dd & 0xffff, dst);+				dst += 2;+				fb_writeb((dd >> 16), dst);+#else+				fb_writew(dd >> 8, dst);+				dst += 2;+				fb_writeb(dd & 0xff, dst);+#endif+				dst++;+			}+			break;+		case 16:+			for (x = 0; x < width; x += 2) {+				if ((x & 7) == 0)+					d = *src++;++				parse_pixel(0, 2, u16);+				parse_pixel(1, 2, u16);+#ifdef __LITTLE_ENDIAN+				dd = dd2[0] | (dd2[1] << 16);+#else+				dd = dd2[1] | (dd2[0] << 16);+#endif+				d <<= 2;+				fb_writel(dd, dst);+				dst += 4;+			}+			break;++		case 8:+			for (x = 0; x < width; x += 4) {+				if ((x & 7) == 0)+					d = *src++;++				parse_pixel(0, 1, u8);+				parse_pixel(1, 1, u8);+				parse_pixel(2, 1, u8);+				parse_pixel(3, 1, u8);++#ifdef __LITTLE_ENDIAN+				dd = dd2[0] | (dd2[1] << 8) | (dd2[2] << 16) | (dd2[3] << 24);+#else+				dd = dd2[3] | (dd2[2] << 8) | (dd2[1] << 16) | (dd2[0] << 24);+#endif+				d <<= 4;+				fb_writel(dd, dst);+				dst += 4;+			}+		}++		dst += info->fix.line_length - width * bytespp;+		decor_src += (info->var.xres - width) * bytespp;+	}+}++#define cc2cx(a) 						\+	((info->fix.visual == FB_VISUAL_TRUECOLOR || 		\+	  info->fix.visual == FB_VISUAL_DIRECTCOLOR) ? 		\+	 ((u32*)info->pseudo_palette)[a] : a)++void fbcon_decor_putcs(struct vc_data *vc, struct fb_info *info,+		   const unsigned short *s, int count, int yy, int xx)+{+	unsigned short charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff;+	struct fbcon_ops *ops = info->fbcon_par;+	int fg_color, bg_color, transparent;+	u8 *src;+	u32 bgx, fgx;+	u16 c = scr_readw(s);++	fg_color = get_color(vc, info, c, 1);+        bg_color = get_color(vc, info, c, 0);++	/* Don't paint the background image if console is blanked */+	transparent = ops->blank_state ? 0 :+		(vc->vc_decor.bg_color == bg_color);++	xx = xx * vc->vc_font.width + vc->vc_decor.tx;+	yy = yy * vc->vc_font.height + vc->vc_decor.ty;++	fgx = cc2cx(fg_color);+	bgx = cc2cx(bg_color);++	while (count--) {+		c = scr_readw(s++);+		src = vc->vc_font.data + (c & charmask) * vc->vc_font.height *+		      ((vc->vc_font.width + 7) >> 3);++		fbcon_decor_renderc(info, yy, xx, vc->vc_font.height,+			       vc->vc_font.width, src, fgx, bgx, transparent);+		xx += vc->vc_font.width;+	}+}++void fbcon_decor_cursor(struct fb_info *info, struct fb_cursor *cursor)+{+	int i;+	unsigned int dsize, s_pitch;+	struct fbcon_ops *ops = info->fbcon_par;+	struct vc_data* vc;+	u8 *src;++	/* we really don't need any cursors while the console is blanked */+	if (info->state != FBINFO_STATE_RUNNING || ops->blank_state)+		return;++	vc = vc_cons[ops->currcon].d;++	src = kmalloc(64 + sizeof(struct fb_image), GFP_ATOMIC);+	if (!src)+		return;++	s_pitch = (cursor->image.width + 7) >> 3;+	dsize = s_pitch * cursor->image.height;+	if (cursor->enable) {+		switch (cursor->rop) {+		case ROP_XOR:+			for (i = 0; i < dsize; i++)+				src[i] = cursor->image.data[i] ^ cursor->mask[i];+                        break;+		case ROP_COPY:+		default:+			for (i = 0; i < dsize; i++)+				src[i] = cursor->image.data[i] & cursor->mask[i];+			break;+		}+	} else+		memcpy(src, cursor->image.data, dsize);++	fbcon_decor_renderc(info,+			cursor->image.dy + vc->vc_decor.ty,+			cursor->image.dx + vc->vc_decor.tx,+			cursor->image.height,+			cursor->image.width,+			(u8*)src,+			cc2cx(cursor->image.fg_color),+			cc2cx(cursor->image.bg_color),+			cursor->image.bg_color == vc->vc_decor.bg_color);++	kfree(src);+}++static void decorset(u8 *dst, int height, int width, int dstbytes,+		        u32 bgx, int bpp)+{+	int i;++	if (bpp == 8)+		bgx |= bgx << 8;+	if (bpp == 16 || bpp == 8)+		bgx |= bgx << 16;++	while (height-- > 0) {+		u8 *p = dst;++		switch (bpp) {++		case 32:+			for (i=0; i < width; i++) {+				fb_writel(bgx, p); p += 4;+			}+			break;+		case 24:+			for (i=0; i < width; i++) {+#ifdef __LITTLE_ENDIAN+				fb_writew((bgx & 0xffff),(u16*)p); p += 2;+				fb_writeb((bgx >> 16),p++);+#else+				fb_writew((bgx >> 8),(u16*)p); p += 2;+				fb_writeb((bgx & 0xff),p++);+#endif+			}+		case 16:+			for (i=0; i < width/4; i++) {+				fb_writel(bgx,p); p += 4;+				fb_writel(bgx,p); p += 4;+			}+			if (width & 2) {+				fb_writel(bgx,p); p += 4;+			}+			if (width & 1)+				fb_writew(bgx,(u16*)p);+			break;+		case 8:+			for (i=0; i < width/4; i++) {+				fb_writel(bgx,p); p += 4;+			}++			if (width & 2) {+				fb_writew(bgx,p); p += 2;+			}+			if (width & 1)+				fb_writeb(bgx,(u8*)p);+			break;++		}+		dst += dstbytes;+	}+}++void fbcon_decor_copy(u8 *dst, u8 *src, int height, int width, int linebytes,+		   int srclinebytes, int bpp)+{+	int i;++	while (height-- > 0) {+		u32 *p = (u32 *)dst;+		u32 *q = (u32 *)src;++		switch (bpp) {++		case 32:+			for (i=0; i < width; i++)+				fb_writel(*q++, p++);+			break;+		case 24:+			for (i=0; i < (width*3/4); i++)+				fb_writel(*q++, p++);+			if ((width*3) % 4) {+				if (width & 2) {+					fb_writeb(*(u8*)q, (u8*)p);+				} else if (width & 1) {+					fb_writew(*(u16*)q, (u16*)p);+					fb_writeb(*(u8*)((u16*)q+1),(u8*)((u16*)p+2));+				}+			}+			break;+		case 16:+			for (i=0; i < width/4; i++) {+				fb_writel(*q++, p++);+				fb_writel(*q++, p++);+			}+			if (width & 2)+				fb_writel(*q++, p++);+			if (width & 1)+				fb_writew(*(u16*)q, (u16*)p);+			break;+		case 8:+			for (i=0; i < width/4; i++)+				fb_writel(*q++, p++);++			if (width & 2) {+				fb_writew(*(u16*)q, (u16*)p);+				q = (u32*) ((u16*)q + 1);+				p = (u32*) ((u16*)p + 1);+			}+			if (width & 1)+				fb_writeb(*(u8*)q, (u8*)p);+			break;+		}++		dst += linebytes;+		src += srclinebytes;+	}+}++static void decorfill(struct fb_info *info, int sy, int sx, int height,+		       int width)+{+	int bytespp = ((info->var.bits_per_pixel + 7) >> 3);+	int d  = sy * info->fix.line_length + sx * bytespp;+	int ds = (sy * info->var.xres + sx) * bytespp;++	fbcon_decor_copy((u8 *)(info->screen_base + d), (u8 *)(info->bgdecor.data + ds),+		    height, width, info->fix.line_length, info->var.xres * bytespp,+		    info->var.bits_per_pixel);+}++void fbcon_decor_clear(struct vc_data *vc, struct fb_info *info, int sy, int sx,+		    int height, int width)+{+	int bgshift = (vc->vc_hi_font_mask) ? 13 : 12;+	struct fbcon_ops *ops = info->fbcon_par;+	u8 *dst;+	int transparent, bg_color = attr_bgcol_ec(bgshift, vc, info);++	transparent = (vc->vc_decor.bg_color == bg_color);+	sy = sy * vc->vc_font.height + vc->vc_decor.ty;+	sx = sx * vc->vc_font.width + vc->vc_decor.tx;+	height *= vc->vc_font.height;+	width *= vc->vc_font.width;++	/* Don't paint the background image if console is blanked */+	if (transparent && !ops->blank_state) {+		decorfill(info, sy, sx, height, width);+	} else {+		dst = (u8 *)(info->screen_base + sy * info->fix.line_length ++			     sx * ((info->var.bits_per_pixel + 7) >> 3));+		decorset(dst, height, width, info->fix.line_length, cc2cx(bg_color),+			  info->var.bits_per_pixel);+	}+}++void fbcon_decor_clear_margins(struct vc_data *vc, struct fb_info *info,+			    int bottom_only)+{+	unsigned int tw = vc->vc_cols*vc->vc_font.width;+	unsigned int th = vc->vc_rows*vc->vc_font.height;++	if (!bottom_only) {+		/* top margin */+		decorfill(info, 0, 0, vc->vc_decor.ty, info->var.xres);+		/* left margin */+		decorfill(info, vc->vc_decor.ty, 0, th, vc->vc_decor.tx);+		/* right margin */+		decorfill(info, vc->vc_decor.ty, vc->vc_decor.tx + tw, th, +			   info->var.xres - vc->vc_decor.tx - tw);+	}+	decorfill(info, vc->vc_decor.ty + th, 0, +		   info->var.yres - vc->vc_decor.ty - th, info->var.xres);+}++void fbcon_decor_bmove_redraw(struct vc_data *vc, struct fb_info *info, int y, +			   int sx, int dx, int width)+{+	u16 *d = (u16 *) (vc->vc_origin + vc->vc_size_row * y + dx * 2);+	u16 *s = d + (dx - sx);+	u16 *start = d;+	u16 *ls = d;+	u16 *le = d + width;+	u16 c;+	int x = dx;+	u16 attr = 1;++	do {+		c = scr_readw(d);+		if (attr != (c & 0xff00)) {+			attr = c & 0xff00;+			if (d > start) {+				fbcon_decor_putcs(vc, info, start, d - start, y, x);+				x += d - start;+				start = d;+			}+		}+		if (s >= ls && s < le && c == scr_readw(s)) {+			if (d > start) {+				fbcon_decor_putcs(vc, info, start, d - start, y, x);+				x += d - start + 1;+				start = d + 1;+			} else {+				x++;+				start++;+			}+		}+		s++;+		d++;+	} while (d < le);+	if (d > start)+		fbcon_decor_putcs(vc, info, start, d - start, y, x);+}++void fbcon_decor_blank(struct vc_data *vc, struct fb_info *info, int blank)+{+	if (blank) {+		decorset((u8 *)info->screen_base, info->var.yres, info->var.xres,+			  info->fix.line_length, 0, info->var.bits_per_pixel);+	} else {+		update_screen(vc);+		fbcon_decor_clear_margins(vc, info, 0);+	}+}+diff -Nur linux-3.18.9.orig/drivers/video/console/fbcon.c linux-3.18.9/drivers/video/console/fbcon.c--- linux-3.18.9.orig/drivers/video/console/fbcon.c	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/drivers/video/console/fbcon.c	2015-03-15 14:34:13.072143681 -0500@@ -79,6 +79,7 @@ #include <asm/irq.h>  #include "fbcon.h"+#include "fbcondecor.h"  #ifdef FBCONDEBUG #  define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__ , ## args)@@ -94,7 +95,7 @@  static struct display fb_display[MAX_NR_CONSOLES]; -static signed char con2fb_map[MAX_NR_CONSOLES];+signed char con2fb_map[MAX_NR_CONSOLES]; static signed char con2fb_map_boot[MAX_NR_CONSOLES];  static int logo_lines;@@ -286,7 +287,7 @@ 		!vt_force_oops_output(vc); } -static int get_color(struct vc_data *vc, struct fb_info *info,+int get_color(struct vc_data *vc, struct fb_info *info, 	      u16 c, int is_fg) { 	int depth = fb_get_color_depth(&info->var, &info->fix);@@ -550,6 +551,9 @@ 		info_idx = -1; 	} else { 		fbcon_has_console_bind = 1;+#ifdef CONFIG_FB_CON_DECOR+		fbcon_decor_init();+#endif 	}  	return err;@@ -1007,6 +1011,12 @@ 	rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres); 	cols /= vc->vc_font.width; 	rows /= vc->vc_font.height;++	if (fbcon_decor_active(info, vc)) {+		cols = vc->vc_decor.twidth / vc->vc_font.width;+		rows = vc->vc_decor.theight / vc->vc_font.height;+	}+ 	vc_resize(vc, cols, rows);  	DPRINTK("mode:   %s\n", info->fix.id);@@ -1036,7 +1046,7 @@ 	cap = info->flags;  	if (vc != svc || logo_shown == FBCON_LOGO_DONTSHOW ||-	    (info->fix.type == FB_TYPE_TEXT))+	    (info->fix.type == FB_TYPE_TEXT) || fbcon_decor_active(info, vc)) 		logo = 0;  	if (var_to_display(p, &info->var, info))@@ -1260,6 +1270,11 @@ 		fbcon_clear_margins(vc, 0); 	} + 	if (fbcon_decor_active(info, vc)) {+ 		fbcon_decor_clear(vc, info, sy, sx, height, width);+ 		return;+ 	}+ 	/* Split blits that cross physical y_wrap boundary */  	y_break = p->vrows - p->yscroll;@@ -1279,10 +1294,15 @@ 	struct display *p = &fb_display[vc->vc_num]; 	struct fbcon_ops *ops = info->fbcon_par; -	if (!fbcon_is_inactive(vc, info))-		ops->putcs(vc, info, s, count, real_y(p, ypos), xpos,-			   get_color(vc, info, scr_readw(s), 1),-			   get_color(vc, info, scr_readw(s), 0));+	if (!fbcon_is_inactive(vc, info)) {++		if (fbcon_decor_active(info, vc))+			fbcon_decor_putcs(vc, info, s, count, ypos, xpos);+		else+			ops->putcs(vc, info, s, count, real_y(p, ypos), xpos,+				   get_color(vc, info, scr_readw(s), 1),+				   get_color(vc, info, scr_readw(s), 0));+	} }  static void fbcon_putc(struct vc_data *vc, int c, int ypos, int xpos)@@ -1298,8 +1318,13 @@ 	struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]]; 	struct fbcon_ops *ops = info->fbcon_par; -	if (!fbcon_is_inactive(vc, info))-		ops->clear_margins(vc, info, bottom_only);+	if (!fbcon_is_inactive(vc, info)) {+	 	if (fbcon_decor_active(info, vc)) {+	 		fbcon_decor_clear_margins(vc, info, bottom_only);+ 		} else {+			ops->clear_margins(vc, info, bottom_only);+		}+	} }  static void fbcon_cursor(struct vc_data *vc, int mode)@@ -1819,7 +1844,7 @@ 			count = vc->vc_rows; 		if (softback_top) 			fbcon_softback_note(vc, t, count);-		if (logo_shown >= 0)+		if (logo_shown >= 0 || fbcon_decor_active(info, vc)) 			goto redraw_up; 		switch (p->scrollmode) { 		case SCROLL_MOVE:@@ -1912,6 +1937,8 @@ 			count = vc->vc_rows; 		if (logo_shown >= 0) 			goto redraw_down;+		if (fbcon_decor_active(info, vc))+			goto redraw_down; 		switch (p->scrollmode) { 		case SCROLL_MOVE: 			fbcon_redraw_blit(vc, info, p, b - 1, b - t - count,@@ -2060,6 +2087,13 @@ 		} 		return; 	}++	if (fbcon_decor_active(info, vc) && sy == dy && height == 1) {+ 		/* must use slower redraw bmove to keep background pic intact */+ 		fbcon_decor_bmove_redraw(vc, info, sy, sx, dx, width);+ 		return;+ 	}+ 	ops->bmove(vc, info, real_y(p, sy), sx, real_y(p, dy), dx, 		   height, width); }@@ -2130,8 +2164,8 @@ 	var.yres = virt_h * virt_fh; 	x_diff = info->var.xres - var.xres; 	y_diff = info->var.yres - var.yres;-	if (x_diff < 0 || x_diff > virt_fw ||-	    y_diff < 0 || y_diff > virt_fh) {+	if ((x_diff < 0 || x_diff > virt_fw ||+		y_diff < 0 || y_diff > virt_fh) && !vc->vc_decor.state) { 		const struct fb_videomode *mode;  		DPRINTK("attempting resize %ix%i\n", var.xres, var.yres);@@ -2167,6 +2201,21 @@  	info = registered_fb[con2fb_map[vc->vc_num]]; 	ops = info->fbcon_par;+	prev_console = ops->currcon;+	if (prev_console != -1)+		old_info = registered_fb[con2fb_map[prev_console]];++#ifdef CONFIG_FB_CON_DECOR+	if (!fbcon_decor_active_vc(vc) && info->fix.visual == FB_VISUAL_DIRECTCOLOR) {+		struct vc_data *vc_curr = vc_cons[prev_console].d;+		if (vc_curr && fbcon_decor_active_vc(vc_curr)) {+			/* Clear the screen to avoid displaying funky colors during+			 * palette updates. */+			memset((u8*)info->screen_base + info->fix.line_length * info->var.yoffset,+			       0, info->var.yres * info->fix.line_length);+		}+	}+#endif  	if (softback_top) { 		if (softback_lines)@@ -2185,9 +2234,6 @@ 		logo_shown = FBCON_LOGO_CANSHOW; 	} -	prev_console = ops->currcon;-	if (prev_console != -1)-		old_info = registered_fb[con2fb_map[prev_console]]; 	/* 	 * FIXME: If we have multiple fbdev's loaded, we need to 	 * update all info->currcon.  Perhaps, we can place this@@ -2231,6 +2277,18 @@ 			fbcon_del_cursor_timer(old_info); 	} +	if (fbcon_decor_active_vc(vc)) {+		struct vc_data *vc_curr = vc_cons[prev_console].d;++		if (!vc_curr->vc_decor.theme ||+			strcmp(vc->vc_decor.theme, vc_curr->vc_decor.theme) ||+			(fbcon_decor_active_nores(info, vc_curr) &&+			 !fbcon_decor_active(info, vc_curr))) {+			fbcon_decor_disable(vc, 0);+			fbcon_decor_call_helper("modechange", vc->vc_num);+		}+	}+ 	if (fbcon_is_inactive(vc, info) || 	    ops->blank_state != FB_BLANK_UNBLANK) 		fbcon_del_cursor_timer(info);@@ -2339,15 +2397,20 @@ 		} 	} - 	if (!fbcon_is_inactive(vc, info)) {+	if (!fbcon_is_inactive(vc, info)) { 		if (ops->blank_state != blank) { 			ops->blank_state = blank; 			fbcon_cursor(vc, blank ? CM_ERASE : CM_DRAW); 			ops->cursor_flash = (!blank); -			if (!(info->flags & FBINFO_MISC_USEREVENT))-				if (fb_blank(info, blank))-					fbcon_generic_blank(vc, info, blank);+			if (!(info->flags & FBINFO_MISC_USEREVENT)) {+				if (fb_blank(info, blank)) {+					if (fbcon_decor_active(info, vc))+						fbcon_decor_blank(vc, info, blank);+					else+						fbcon_generic_blank(vc, info, blank);+				}+			} 		}  		if (!blank)@@ -2522,13 +2585,22 @@ 	}  	if (resize) {+		/* reset wrap/pan */ 		int cols, rows;  		cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres); 		rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);++		if (fbcon_decor_active(info, vc)) {+			info->var.xoffset = info->var.yoffset = p->yscroll = 0;+			cols = vc->vc_decor.twidth;+			rows = vc->vc_decor.theight;+		} 		cols /= w; 		rows /= h;+ 		vc_resize(vc, cols, rows);+ 		if (CON_IS_VISIBLE(vc) && softback_buf) 			fbcon_update_softback(vc); 	} else if (CON_IS_VISIBLE(vc)@@ -2657,7 +2729,11 @@ 	int i, j, k, depth; 	u8 val; -	if (fbcon_is_inactive(vc, info))+	if (fbcon_is_inactive(vc, info)+#ifdef CONFIG_FB_CON_DECOR+			|| vc->vc_num != fg_console+#endif+		) 		return -EINVAL;  	if (!CON_IS_VISIBLE(vc))@@ -2683,14 +2759,56 @@ 	} else 		fb_copy_cmap(fb_default_cmap(1 << depth), &palette_cmap); -	return fb_set_cmap(&palette_cmap, info);+	if (fbcon_decor_active(info, vc_cons[fg_console].d) &&+	    info->fix.visual == FB_VISUAL_DIRECTCOLOR) {++		u16 *red, *green, *blue;+		int minlen = min(min(info->var.red.length, info->var.green.length),+				     info->var.blue.length);+		int h;++		struct fb_cmap cmap = {+			.start = 0,+			.len = (1 << minlen),+			.red = NULL,+			.green = NULL,+			.blue = NULL,+			.transp = NULL+		};++		red = kmalloc(256 * sizeof(u16) * 3, GFP_KERNEL);++		if (!red)+			goto out;++		green = red + 256;+		blue = green + 256;+		cmap.red = red;+		cmap.green = green;+		cmap.blue = blue;++		for (i = 0; i < cmap.len; i++) {+			red[i] = green[i] = blue[i] = (0xffff * i)/(cmap.len-1);+		}++		h = fb_set_cmap(&cmap, info);+		fbcon_decor_fix_pseudo_pal(info, vc_cons[fg_console].d);+		kfree(red);++		return h;++	} else if (fbcon_decor_active(info, vc_cons[fg_console].d) &&+		   info->var.bits_per_pixel == 8 && info->bgdecor.cmap.red != NULL)+		fb_set_cmap(&info->bgdecor.cmap, info);++out:	return fb_set_cmap(&palette_cmap, info); }  static u16 *fbcon_screen_pos(struct vc_data *vc, int offset) { 	unsigned long p; 	int line;-	+ 	if (vc->vc_num != fg_console || !softback_lines) 		return (u16 *) (vc->vc_origin + offset); 	line = offset / vc->vc_size_row;@@ -2909,7 +3027,14 @@ 		rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres); 		cols /= vc->vc_font.width; 		rows /= vc->vc_font.height;-		vc_resize(vc, cols, rows);++		if (!fbcon_decor_active_nores(info, vc)) {+			vc_resize(vc, cols, rows);+		} else {+			fbcon_decor_disable(vc, 0);+			fbcon_decor_call_helper("modechange", vc->vc_num);+		}+ 		updatescrollmode(p, info, vc); 		scrollback_max = 0; 		scrollback_current = 0;@@ -2954,7 +3079,9 @@ 		rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres); 		cols /= vc->vc_font.width; 		rows /= vc->vc_font.height;-		vc_resize(vc, cols, rows);+		if (!fbcon_decor_active_nores(info, vc)) {+			vc_resize(vc, cols, rows);+		} 	}  	if (fg != -1)@@ -3596,6 +3723,7 @@ 		} 	} +	fbcon_decor_exit(); 	fbcon_has_exited = 1; } diff -Nur linux-3.18.9.orig/drivers/video/console/fbcondecor.c linux-3.18.9/drivers/video/console/fbcondecor.c--- linux-3.18.9.orig/drivers/video/console/fbcondecor.c	1969-12-31 18:00:00.000000000 -0600+++ linux-3.18.9/drivers/video/console/fbcondecor.c	2015-03-15 14:34:13.076143680 -0500@@ -0,0 +1,555 @@+/*+ *  linux/drivers/video/console/fbcondecor.c -- Framebuffer console decorations+ *+ *  Copyright (C) 2004-2009 Michal Januszewski <michalj+fbcondecor@gmail.com>+ *+ *  Code based upon "Bootsplash" (C) 2001-2003+ *       Volker Poplawski <volker@poplawski.de>,+ *       Stefan Reinauer <stepan@suse.de>,+ *       Steffen Winterfeldt <snwint@suse.de>,+ *       Michael Schroeder <mls@suse.de>,+ *       Ken Wimer <wimer@suse.de>.+ *+ *  Compat ioctl support by Thorsten Klein <TK@Thorsten-Klein.de>.+ *+ *  This file is subject to the terms and conditions of the GNU General Public+ *  License.  See the file COPYING in the main directory of this archive for+ *  more details.+ *+ */+#include <linux/module.h>+#include <linux/kernel.h>+#include <linux/string.h>+#include <linux/types.h>+#include <linux/fb.h>+#include <linux/vt_kern.h>+#include <linux/vmalloc.h>+#include <linux/unistd.h>+#include <linux/syscalls.h>+#include <linux/init.h>+#include <linux/proc_fs.h>+#include <linux/workqueue.h>+#include <linux/kmod.h>+#include <linux/miscdevice.h>+#include <linux/device.h>+#include <linux/fs.h>+#include <linux/compat.h>+#include <linux/console.h>++#include <asm/uaccess.h>+#include <asm/irq.h>++#include "fbcon.h"+#include "fbcondecor.h"++extern signed char con2fb_map[];+static int fbcon_decor_enable(struct vc_data *vc);+char fbcon_decor_path[KMOD_PATH_LEN] = "/sbin/fbcondecor_helper";+static int initialized = 0;++int fbcon_decor_call_helper(char* cmd, unsigned short vc)+{+	char *envp[] = {+		"HOME=/",+		"PATH=/sbin:/bin",+		NULL+	};++	char tfb[5];+	char tcons[5];+	unsigned char fb = (int) con2fb_map[vc];++	char *argv[] = {+		fbcon_decor_path,+		"2",+		cmd,+		tcons,+		tfb,+		vc_cons[vc].d->vc_decor.theme,+		NULL+	};++	snprintf(tfb,5,"%d",fb);+	snprintf(tcons,5,"%d",vc);++	return call_usermodehelper(fbcon_decor_path, argv, envp, UMH_WAIT_EXEC);+}++/* Disables fbcondecor on a virtual console; called with console sem held. */+int fbcon_decor_disable(struct vc_data *vc, unsigned char redraw)+{+	struct fb_info* info;++	if (!vc->vc_decor.state)+		return -EINVAL;++	info = registered_fb[(int) con2fb_map[vc->vc_num]];++	if (info == NULL)+		return -EINVAL;++	vc->vc_decor.state = 0;+	vc_resize(vc, info->var.xres / vc->vc_font.width,+		  info->var.yres / vc->vc_font.height);++	if (fg_console == vc->vc_num && redraw) {+		redraw_screen(vc, 0);+		update_region(vc, vc->vc_origin ++			      vc->vc_size_row * vc->vc_top,+			      vc->vc_size_row * (vc->vc_bottom - vc->vc_top) / 2);+	}++	printk(KERN_INFO "fbcondecor: switched decor state to 'off' on console %d\n",+			 vc->vc_num);++	return 0;+}++/* Enables fbcondecor on a virtual console; called with console sem held. */+static int fbcon_decor_enable(struct vc_data *vc)+{+	struct fb_info* info;++	info = registered_fb[(int) con2fb_map[vc->vc_num]];++	if (vc->vc_decor.twidth == 0 || vc->vc_decor.theight == 0 ||+	    info == NULL || vc->vc_decor.state || (!info->bgdecor.data &&+	    vc->vc_num == fg_console))+		return -EINVAL;++	vc->vc_decor.state = 1;+	vc_resize(vc, vc->vc_decor.twidth / vc->vc_font.width,+		  vc->vc_decor.theight / vc->vc_font.height);++	if (fg_console == vc->vc_num) {+		redraw_screen(vc, 0);+		update_region(vc, vc->vc_origin ++			      vc->vc_size_row * vc->vc_top,+			      vc->vc_size_row * (vc->vc_bottom - vc->vc_top) / 2);+		fbcon_decor_clear_margins(vc, info, 0);+	}++	printk(KERN_INFO "fbcondecor: switched decor state to 'on' on console %d\n",+			 vc->vc_num);++	return 0;+}++static inline int fbcon_decor_ioctl_dosetstate(struct vc_data *vc, unsigned int state, unsigned char origin)+{+	int ret;++//	if (origin == FBCON_DECOR_IO_ORIG_USER)+		console_lock();+	if (!state)+		ret = fbcon_decor_disable(vc, 1);+	else+		ret = fbcon_decor_enable(vc);+//	if (origin == FBCON_DECOR_IO_ORIG_USER)+		console_unlock();++	return ret;+}++static inline void fbcon_decor_ioctl_dogetstate(struct vc_data *vc, unsigned int *state)+{+	*state = vc->vc_decor.state;+}++static int fbcon_decor_ioctl_dosetcfg(struct vc_data *vc, struct vc_decor *cfg, unsigned char origin)+{+	struct fb_info *info;+	int len;+	char *tmp;++	info = registered_fb[(int) con2fb_map[vc->vc_num]];++	if (info == NULL || !cfg->twidth || !cfg->theight ||+	    cfg->tx + cfg->twidth  > info->var.xres ||+	    cfg->ty + cfg->theight > info->var.yres)+		return -EINVAL;++	len = strlen_user(cfg->theme);+	if (!len || len > FBCON_DECOR_THEME_LEN)+		return -EINVAL;+	tmp = kmalloc(len, GFP_KERNEL);+	if (!tmp)+		return -ENOMEM;+	if (copy_from_user(tmp, (void __user *)cfg->theme, len))+		return -EFAULT;+	cfg->theme = tmp;+	cfg->state = 0;++	/* If this ioctl is a response to a request from kernel, the console sem+	 * is already held; we also don't need to disable decor because either the+	 * new config and background picture will be successfully loaded, and the+	 * decor will stay on, or in case of a failure it'll be turned off in fbcon. */+//	if (origin == FBCON_DECOR_IO_ORIG_USER) {+		console_lock();+		if (vc->vc_decor.state)+			fbcon_decor_disable(vc, 1);+//	}++	if (vc->vc_decor.theme)+		kfree(vc->vc_decor.theme);++	vc->vc_decor = *cfg;++//	if (origin == FBCON_DECOR_IO_ORIG_USER)+		console_unlock();++	printk(KERN_INFO "fbcondecor: console %d using theme '%s'\n",+			 vc->vc_num, vc->vc_decor.theme);+	return 0;+}++static int fbcon_decor_ioctl_dogetcfg(struct vc_data *vc, struct vc_decor *decor)+{+	char __user *tmp;++	tmp = decor->theme;+	*decor = vc->vc_decor;+	decor->theme = tmp;++	if (vc->vc_decor.theme) {+		if (copy_to_user(tmp, vc->vc_decor.theme, strlen(vc->vc_decor.theme) + 1))+			return -EFAULT;+	} else+		if (put_user(0, tmp))+			return -EFAULT;++	return 0;+}++static int fbcon_decor_ioctl_dosetpic(struct vc_data *vc, struct fb_image *img, unsigned char origin)+{+	struct fb_info *info;+	int len;+	u8 *tmp;++	if (vc->vc_num != fg_console)+		return -EINVAL;++	info = registered_fb[(int) con2fb_map[vc->vc_num]];++	if (info == NULL)+		return -EINVAL;++	if (img->width != info->var.xres || img->height != info->var.yres) {+		printk(KERN_ERR "fbcondecor: picture dimensions mismatch\n");+		printk(KERN_ERR "%dx%d vs %dx%d\n", img->width, img->height, info->var.xres, info->var.yres);+		return -EINVAL;+	}++	if (img->depth != info->var.bits_per_pixel) {+		printk(KERN_ERR "fbcondecor: picture depth mismatch\n");+		return -EINVAL;+	}++	if (img->depth == 8) {+		if (!img->cmap.len || !img->cmap.red || !img->cmap.green ||+		    !img->cmap.blue)+			return -EINVAL;++		tmp = vmalloc(img->cmap.len * 3 * 2);+		if (!tmp)+			return -ENOMEM;++		if (copy_from_user(tmp,+			    	   (void __user*)img->cmap.red, (img->cmap.len << 1)) ||+		    copy_from_user(tmp + (img->cmap.len << 1),+			    	   (void __user*)img->cmap.green, (img->cmap.len << 1)) ||+		    copy_from_user(tmp + (img->cmap.len << 2),+			    	   (void __user*)img->cmap.blue, (img->cmap.len << 1))) {+			vfree(tmp);+			return -EFAULT;+		}++		img->cmap.transp = NULL;+		img->cmap.red = (u16*)tmp;+		img->cmap.green = img->cmap.red + img->cmap.len;+		img->cmap.blue = img->cmap.green + img->cmap.len;+	} else {+		img->cmap.red = NULL;+	}++	len = ((img->depth + 7) >> 3) * img->width * img->height;++	/*+	 * Allocate an additional byte so that we never go outside of the+	 * buffer boundaries in the rendering functions in a 24 bpp mode.+	 */+	tmp = vmalloc(len + 1);++	if (!tmp)+		goto out;++	if (copy_from_user(tmp, (void __user*)img->data, len))+		goto out;++	img->data = tmp;++	/* If this ioctl is a response to a request from kernel, the console sem+	 * is already held. */+//	if (origin == FBCON_DECOR_IO_ORIG_USER)+		console_lock();++	if (info->bgdecor.data)+		vfree((u8*)info->bgdecor.data);+	if (info->bgdecor.cmap.red)+		vfree(info->bgdecor.cmap.red);++	info->bgdecor = *img;++	if (fbcon_decor_active_vc(vc) && fg_console == vc->vc_num) {+		redraw_screen(vc, 0);+		update_region(vc, vc->vc_origin ++			      vc->vc_size_row * vc->vc_top,+			      vc->vc_size_row * (vc->vc_bottom - vc->vc_top) / 2);+		fbcon_decor_clear_margins(vc, info, 0);+	}++//	if (origin == FBCON_DECOR_IO_ORIG_USER)+		console_unlock();++	return 0;++out:	if (img->cmap.red)+		vfree(img->cmap.red);++	if (tmp)+		vfree(tmp);+	return -ENOMEM;+}++static long fbcon_decor_ioctl(struct file *filp, u_int cmd, u_long arg)+{+	struct fbcon_decor_iowrapper __user *wrapper = (void __user*) arg;+	struct vc_data *vc = NULL;+	unsigned short vc_num = 0;+	unsigned char origin = 0;+	void __user *data = NULL;++	if (!access_ok(VERIFY_READ, wrapper,+			sizeof(struct fbcon_decor_iowrapper)))+		return -EFAULT;++	__get_user(vc_num, &wrapper->vc);+	__get_user(origin, &wrapper->origin);+	__get_user(data, &wrapper->data);++	if (!vc_cons_allocated(vc_num))+		return -EINVAL;++	vc = vc_cons[vc_num].d;++	switch (cmd) {+	case FBIOCONDECOR_SETPIC:+	{+		struct fb_image img;+		if (copy_from_user(&img, (struct fb_image __user *)data, sizeof(struct fb_image)))+			return -EFAULT;++		return fbcon_decor_ioctl_dosetpic(vc, &img, origin);+	}+	case FBIOCONDECOR_SETCFG:+	{+		struct vc_decor cfg;+		if (copy_from_user(&cfg, (struct vc_decor __user *)data, sizeof(struct vc_decor)))+			return -EFAULT;++		return fbcon_decor_ioctl_dosetcfg(vc, &cfg, origin);+	}+	case FBIOCONDECOR_GETCFG:+	{+		int rval;+		struct vc_decor cfg;++		if (copy_from_user(&cfg, (struct vc_decor __user *)data, sizeof(struct vc_decor)))+			return -EFAULT;++		rval = fbcon_decor_ioctl_dogetcfg(vc, &cfg);++		if (copy_to_user(data, &cfg, sizeof(struct vc_decor)))+			return -EFAULT;+		return rval;+	}+	case FBIOCONDECOR_SETSTATE:+	{+		unsigned int state = 0;+		if (get_user(state, (unsigned int __user *)data))+			return -EFAULT;+		return fbcon_decor_ioctl_dosetstate(vc, state, origin);+	}+	case FBIOCONDECOR_GETSTATE:+	{+		unsigned int state = 0;+		fbcon_decor_ioctl_dogetstate(vc, &state);+		return put_user(state, (unsigned int __user *)data);+	}++	default:+		return -ENOIOCTLCMD;+	}+}++#ifdef CONFIG_COMPAT++static long fbcon_decor_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) {++	struct fbcon_decor_iowrapper32 __user *wrapper = (void __user *)arg;+	struct vc_data *vc = NULL;+	unsigned short vc_num = 0;+	unsigned char origin = 0;+	compat_uptr_t data_compat = 0;+	void __user *data = NULL;++	if (!access_ok(VERIFY_READ, wrapper,+                       sizeof(struct fbcon_decor_iowrapper32)))+		return -EFAULT;++	__get_user(vc_num, &wrapper->vc);+	__get_user(origin, &wrapper->origin);+	__get_user(data_compat, &wrapper->data);+	data = compat_ptr(data_compat);++	if (!vc_cons_allocated(vc_num))+		return -EINVAL;++	vc = vc_cons[vc_num].d;++	switch (cmd) {+	case FBIOCONDECOR_SETPIC32:+	{+		struct fb_image32 img_compat;+		struct fb_image img;++		if (copy_from_user(&img_compat, (struct fb_image32 __user *)data, sizeof(struct fb_image32)))+			return -EFAULT;++		fb_image_from_compat(img, img_compat);++		return fbcon_decor_ioctl_dosetpic(vc, &img, origin);+	}++	case FBIOCONDECOR_SETCFG32:+	{+		struct vc_decor32 cfg_compat;+		struct vc_decor cfg;++		if (copy_from_user(&cfg_compat, (struct vc_decor32 __user *)data, sizeof(struct vc_decor32)))+			return -EFAULT;++		vc_decor_from_compat(cfg, cfg_compat);++		return fbcon_decor_ioctl_dosetcfg(vc, &cfg, origin);+	}++	case FBIOCONDECOR_GETCFG32:+	{+		int rval;+		struct vc_decor32 cfg_compat;+		struct vc_decor cfg;++		if (copy_from_user(&cfg_compat, (struct vc_decor32 __user *)data, sizeof(struct vc_decor32)))+			return -EFAULT;+		cfg.theme = compat_ptr(cfg_compat.theme);++		rval = fbcon_decor_ioctl_dogetcfg(vc, &cfg);++		vc_decor_to_compat(cfg_compat, cfg);++		if (copy_to_user((struct vc_decor32 __user *)data, &cfg_compat, sizeof(struct vc_decor32)))+			return -EFAULT;+		return rval;+	}++	case FBIOCONDECOR_SETSTATE32:+	{+		compat_uint_t state_compat = 0;+		unsigned int state = 0;++		if (get_user(state_compat, (compat_uint_t __user *)data))+			return -EFAULT;++		state = (unsigned int)state_compat;++		return fbcon_decor_ioctl_dosetstate(vc, state, origin);+	}++	case FBIOCONDECOR_GETSTATE32:+	{+		compat_uint_t state_compat = 0;+		unsigned int state = 0;++		fbcon_decor_ioctl_dogetstate(vc, &state);+		state_compat = (compat_uint_t)state;++		return put_user(state_compat, (compat_uint_t __user *)data);+	}++	default:+		return -ENOIOCTLCMD;+	}+}+#else+  #define fbcon_decor_compat_ioctl NULL+#endif++static struct file_operations fbcon_decor_ops = {+	.owner = THIS_MODULE,+	.unlocked_ioctl = fbcon_decor_ioctl,+	.compat_ioctl = fbcon_decor_compat_ioctl+};++static struct miscdevice fbcon_decor_dev = {+	.minor = MISC_DYNAMIC_MINOR,+	.name = "fbcondecor",+	.fops = &fbcon_decor_ops+};++void fbcon_decor_reset()+{+	int i;++	for (i = 0; i < num_registered_fb; i++) {+		registered_fb[i]->bgdecor.data = NULL;+		registered_fb[i]->bgdecor.cmap.red = NULL;+	}++	for (i = 0; i < MAX_NR_CONSOLES && vc_cons[i].d; i++) {+		vc_cons[i].d->vc_decor.state = vc_cons[i].d->vc_decor.twidth =+						vc_cons[i].d->vc_decor.theight = 0;+		vc_cons[i].d->vc_decor.theme = NULL;+	}++	return;+}++int fbcon_decor_init()+{+	int i;++	fbcon_decor_reset();++	if (initialized)+		return 0;++	i = misc_register(&fbcon_decor_dev);+	if (i) {+		printk(KERN_ERR "fbcondecor: failed to register device\n");+		return i;+	}++	fbcon_decor_call_helper("init", 0);+	initialized = 1;+	return 0;+}++int fbcon_decor_exit(void)+{+	fbcon_decor_reset();+	return 0;+}++EXPORT_SYMBOL(fbcon_decor_path);diff -Nur linux-3.18.9.orig/drivers/video/console/fbcondecor.h linux-3.18.9/drivers/video/console/fbcondecor.h--- linux-3.18.9.orig/drivers/video/console/fbcondecor.h	1969-12-31 18:00:00.000000000 -0600+++ linux-3.18.9/drivers/video/console/fbcondecor.h	2015-03-15 14:34:13.076143680 -0500@@ -0,0 +1,79 @@+/* + *  linux/drivers/video/console/fbcondecor.h -- Framebuffer Console Decoration headers+ *+ *  Copyright (C) 2004 Michal Januszewski <michalj+fbcondecor@gmail.com>+ *+ */++#ifndef __FBCON_DECOR_H+#define __FBCON_DECOR_H++#ifndef _LINUX_FB_H+#include <linux/fb.h>+#endif++/* This is needed for vc_cons in fbcmap.c */+#include <linux/vt_kern.h>++struct fb_cursor;+struct fb_info;+struct vc_data;++#ifdef CONFIG_FB_CON_DECOR+/* fbcondecor.c */+int fbcon_decor_init(void);+void fbcon_decor_reset(void);+int fbcon_decor_exit(void);+int fbcon_decor_call_helper(char* cmd, unsigned short cons);+int fbcon_decor_disable(struct vc_data *vc, unsigned char redraw);++/* cfbcondecor.c */+void fbcon_decor_putcs(struct vc_data *vc, struct fb_info *info, const unsigned short *s, int count, int yy, int xx);+void fbcon_decor_cursor(struct fb_info *info, struct fb_cursor *cursor);+void fbcon_decor_clear(struct vc_data *vc, struct fb_info *info, int sy, int sx, int height, int width);+void fbcon_decor_clear_margins(struct vc_data *vc, struct fb_info *info, int bottom_only);+void fbcon_decor_blank(struct vc_data *vc, struct fb_info *info, int blank);+void fbcon_decor_bmove_redraw(struct vc_data *vc, struct fb_info *info, int y, int sx, int dx, int width);+void fbcon_decor_copy(u8 *dst, u8 *src, int height, int width, int linebytes, int srclinesbytes, int bpp);+void fbcon_decor_fix_pseudo_pal(struct fb_info *info, struct vc_data *vc);++/* vt.c */+void acquire_console_sem(void);+void release_console_sem(void);+void do_unblank_screen(int entering_gfx);++/* struct vc_data *y */+#define fbcon_decor_active_vc(y) (y->vc_decor.state && y->vc_decor.theme) ++/* struct fb_info *x, struct vc_data *y */+#define fbcon_decor_active_nores(x,y) (x->bgdecor.data && fbcon_decor_active_vc(y))++/* struct fb_info *x, struct vc_data *y */+#define fbcon_decor_active(x,y) (fbcon_decor_active_nores(x,y) &&		\+			      x->bgdecor.width == x->var.xres && 	\+			      x->bgdecor.height == x->var.yres &&	\+			      x->bgdecor.depth == x->var.bits_per_pixel)+++#else /* CONFIG_FB_CON_DECOR */++static inline void fbcon_decor_putcs(struct vc_data *vc, struct fb_info *info, const unsigned short *s, int count, int yy, int xx) {}+static inline void fbcon_decor_putc(struct vc_data *vc, struct fb_info *info, int c, int ypos, int xpos) {}+static inline void fbcon_decor_cursor(struct fb_info *info, struct fb_cursor *cursor) {}+static inline void fbcon_decor_clear(struct vc_data *vc, struct fb_info *info, int sy, int sx, int height, int width) {}+static inline void fbcon_decor_clear_margins(struct vc_data *vc, struct fb_info *info, int bottom_only) {}+static inline void fbcon_decor_blank(struct vc_data *vc, struct fb_info *info, int blank) {}+static inline void fbcon_decor_bmove_redraw(struct vc_data *vc, struct fb_info *info, int y, int sx, int dx, int width) {}+static inline void fbcon_decor_fix_pseudo_pal(struct fb_info *info, struct vc_data *vc) {}+static inline int fbcon_decor_call_helper(char* cmd, unsigned short cons) { return 0; }+static inline int fbcon_decor_init(void) { return 0; }+static inline int fbcon_decor_exit(void) { return 0; }+static inline int fbcon_decor_disable(struct vc_data *vc, unsigned char redraw) { return 0; }++#define fbcon_decor_active_vc(y) (0)+#define fbcon_decor_active_nores(x,y) (0)+#define fbcon_decor_active(x,y) (0)++#endif /* CONFIG_FB_CON_DECOR */++#endif /* __FBCON_DECOR_H */diff -Nur linux-3.18.9.orig/drivers/video/console/Kconfig linux-3.18.9/drivers/video/console/Kconfig--- linux-3.18.9.orig/drivers/video/console/Kconfig	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/drivers/video/console/Kconfig	2015-03-15 14:34:13.068143682 -0500@@ -126,6 +126,19 @@          such that other users of the framebuffer will remain normally          oriented. +config FB_CON_DECOR+	bool "Support for the Framebuffer Console Decorations"+	depends on FRAMEBUFFER_CONSOLE=y && !FB_TILEBLITTING+	default n+	---help---+	  This option enables support for framebuffer console decorations which+	  makes it possible to display images in the background of the system+	  consoles.  Note that userspace utilities are necessary in order to take +	  advantage of these features. Refer to Documentation/fb/fbcondecor.txt +	  for more information.++	  If unsure, say N.+ config STI_CONSOLE         bool "STI text console"         depends on PARISCdiff -Nur linux-3.18.9.orig/drivers/video/console/Makefile linux-3.18.9/drivers/video/console/Makefile--- linux-3.18.9.orig/drivers/video/console/Makefile	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/drivers/video/console/Makefile	2015-03-15 14:34:13.068143682 -0500@@ -16,4 +16,5 @@                                          fbcon_ccw.o endif +obj-$(CONFIG_FB_CON_DECOR)     	  += fbcondecor.o cfbcondecor.o obj-$(CONFIG_FB_STI)              += sticore.odiff -Nur linux-3.18.9.orig/drivers/video/fbdev/core/fbcmap.c linux-3.18.9/drivers/video/fbdev/core/fbcmap.c--- linux-3.18.9.orig/drivers/video/fbdev/core/fbcmap.c	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/drivers/video/fbdev/core/fbcmap.c	2015-03-15 14:34:13.076143680 -0500@@ -17,6 +17,8 @@ #include <linux/slab.h> #include <linux/uaccess.h> +#include "../../console/fbcondecor.h"+ static u16 red2[] __read_mostly = {     0x0000, 0xaaaa };@@ -257,6 +259,10 @@ 	if (rc == 0) 		fb_copy_cmap(cmap, &info->cmap); +		if (fbcon_decor_active(info, vc_cons[fg_console].d) &&+		    info->fix.visual == FB_VISUAL_DIRECTCOLOR)+			fbcon_decor_fix_pseudo_pal(info, vc_cons[fg_console].d);+ 	return rc; } diff -Nur linux-3.18.9.orig/include/linux/console_decor.h linux-3.18.9/include/linux/console_decor.h--- linux-3.18.9.orig/include/linux/console_decor.h	1969-12-31 18:00:00.000000000 -0600+++ linux-3.18.9/include/linux/console_decor.h	2015-03-15 14:34:13.076143680 -0500@@ -0,0 +1,46 @@+#ifndef _LINUX_CONSOLE_DECOR_H_+#define _LINUX_CONSOLE_DECOR_H_ 1++/* A structure used by the framebuffer console decorations (drivers/video/console/fbcondecor.c) */+struct vc_decor {+	__u8 bg_color;				/* The color that is to be treated as transparent */+	__u8 state;				/* Current decor state: 0 = off, 1 = on */+	__u16 tx, ty;				/* Top left corner coordinates of the text field */+	__u16 twidth, theight;			/* Width and height of the text field */+	char* theme;+};++#ifdef __KERNEL__+#ifdef CONFIG_COMPAT+#include <linux/compat.h>++struct vc_decor32 {+	__u8 bg_color;				/* The color that is to be treated as transparent */+	__u8 state;				/* Current decor state: 0 = off, 1 = on */+	__u16 tx, ty;				/* Top left corner coordinates of the text field */+	__u16 twidth, theight;			/* Width and height of the text field */+	compat_uptr_t theme;+};++#define vc_decor_from_compat(to, from) \+	(to).bg_color = (from).bg_color; \+	(to).state    = (from).state; \+	(to).tx       = (from).tx; \+	(to).ty       = (from).ty; \+	(to).twidth   = (from).twidth; \+	(to).theight  = (from).theight; \+	(to).theme    = compat_ptr((from).theme)++#define vc_decor_to_compat(to, from) \+	(to).bg_color = (from).bg_color; \+	(to).state    = (from).state; \+	(to).tx       = (from).tx; \+	(to).ty       = (from).ty; \+	(to).twidth   = (from).twidth; \+	(to).theight  = (from).theight; \+	(to).theme    = ptr_to_compat((from).theme)++#endif /* CONFIG_COMPAT */+#endif /* __KERNEL__ */++#endifdiff -Nur linux-3.18.9.orig/include/linux/console_struct.h linux-3.18.9/include/linux/console_struct.h--- linux-3.18.9.orig/include/linux/console_struct.h	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/include/linux/console_struct.h	2015-03-15 14:34:13.076143680 -0500@@ -20,6 +20,7 @@ struct uni_pagedir;  #define NPAR 16+#include <linux/console_decor.h>  struct vc_data { 	struct tty_port port;			/* Upper level data */@@ -108,6 +109,8 @@ 	struct uni_pagedir *vc_uni_pagedir; 	struct uni_pagedir **vc_uni_pagedir_loc; /* [!] Location of uni_pagedir variable for this console */ 	bool vc_panic_force_write; /* when oops/panic this VC can accept forced output/blanking */++	struct vc_decor vc_decor; 	/* additional information is in vt_kern.h */ }; diff -Nur linux-3.18.9.orig/include/linux/fb.h linux-3.18.9/include/linux/fb.h--- linux-3.18.9.orig/include/linux/fb.h	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/include/linux/fb.h	2015-03-15 14:34:13.080143679 -0500@@ -220,6 +220,34 @@ }; #endif +#ifdef __KERNEL__+#ifdef CONFIG_COMPAT+struct fb_image32 {+	__u32 dx;			/* Where to place image */+	__u32 dy;+	__u32 width;			/* Size of image */+	__u32 height;+	__u32 fg_color;			/* Only used when a mono bitmap */+	__u32 bg_color;+	__u8  depth;			/* Depth of the image */+	const compat_uptr_t data;	/* Pointer to image data */+	struct fb_cmap32 cmap;		/* color map info */+};++#define fb_image_from_compat(to, from) \+	(to).dx       = (from).dx; \+	(to).dy       = (from).dy; \+	(to).width    = (from).width; \+	(to).height   = (from).height; \+	(to).fg_color = (from).fg_color; \+	(to).bg_color = (from).bg_color; \+	(to).depth    = (from).depth; \+	(to).data     = compat_ptr((from).data); \+	fb_cmap_from_compat((to).cmap, (from).cmap)++#endif /* CONFIG_COMPAT */+#endif /* __KERNEL__ */+ /*  * Frame buffer operations  *@@ -490,6 +518,9 @@ #define FBINFO_STATE_SUSPENDED	1 	u32 state;			/* Hardware state i.e suspend */ 	void *fbcon_par;                /* fbcon use-only private area */++	struct fb_image bgdecor;+ 	/* From here on everything is device dependent */ 	void *par; 	/* we need the PCI or similar aperture base/size notdiff -Nur linux-3.18.9.orig/include/uapi/linux/fb.h linux-3.18.9/include/uapi/linux/fb.h--- linux-3.18.9.orig/include/uapi/linux/fb.h	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/include/uapi/linux/fb.h	2015-03-15 14:34:13.080143679 -0500@@ -8,6 +8,25 @@  #define FB_MAX			32	/* sufficient for now */ +struct fbcon_decor_iowrapper+{+	unsigned short vc;		/* Virtual console */+	unsigned char origin;		/* Point of origin of the request */+	void *data;+};++#ifdef __KERNEL__+#ifdef CONFIG_COMPAT+#include <linux/compat.h>+struct fbcon_decor_iowrapper32+{+	unsigned short vc;		/* Virtual console */+	unsigned char origin;		/* Point of origin of the request */+	compat_uptr_t data;+};+#endif /* CONFIG_COMPAT */+#endif /* __KERNEL__ */+ /* ioctls    0x46 is 'F'								*/ #define FBIOGET_VSCREENINFO	0x4600@@ -35,6 +54,25 @@ #define FBIOGET_DISPINFO        0x4618 #define FBIO_WAITFORVSYNC	_IOW('F', 0x20, __u32) +#define FBIOCONDECOR_SETCFG	_IOWR('F', 0x19, struct fbcon_decor_iowrapper)+#define FBIOCONDECOR_GETCFG	_IOR('F', 0x1A, struct fbcon_decor_iowrapper)+#define FBIOCONDECOR_SETSTATE	_IOWR('F', 0x1B, struct fbcon_decor_iowrapper)+#define FBIOCONDECOR_GETSTATE	_IOR('F', 0x1C, struct fbcon_decor_iowrapper)+#define FBIOCONDECOR_SETPIC 	_IOWR('F', 0x1D, struct fbcon_decor_iowrapper)+#ifdef __KERNEL__+#ifdef CONFIG_COMPAT+#define FBIOCONDECOR_SETCFG32	_IOWR('F', 0x19, struct fbcon_decor_iowrapper32)+#define FBIOCONDECOR_GETCFG32	_IOR('F', 0x1A, struct fbcon_decor_iowrapper32)+#define FBIOCONDECOR_SETSTATE32	_IOWR('F', 0x1B, struct fbcon_decor_iowrapper32)+#define FBIOCONDECOR_GETSTATE32	_IOR('F', 0x1C, struct fbcon_decor_iowrapper32)+#define FBIOCONDECOR_SETPIC32	_IOWR('F', 0x1D, struct fbcon_decor_iowrapper32)+#endif /* CONFIG_COMPAT */+#endif /* __KERNEL__ */++#define FBCON_DECOR_THEME_LEN		128	/* Maximum lenght of a theme name */+#define FBCON_DECOR_IO_ORIG_KERNEL	0	/* Kernel ioctl origin */+#define FBCON_DECOR_IO_ORIG_USER	1	/* User ioctl origin */+  #define FB_TYPE_PACKED_PIXELS		0	/* Packed Pixels	*/ #define FB_TYPE_PLANES			1	/* Non interleaved planes */ #define FB_TYPE_INTERLEAVED_PLANES	2	/* Interleaved planes	*/@@ -277,6 +315,29 @@ 	__u32 reserved[4];		/* Reserved for future compatibility */ }; +#ifdef __KERNEL__+#ifdef CONFIG_COMPAT+struct fb_cmap32 {+	__u32 start;+	__u32 len;			/* Number of entries */+	compat_uptr_t red;		/* Red values	*/+	compat_uptr_t green;+	compat_uptr_t blue;+	compat_uptr_t transp;		/* transparency, can be NULL */+};++#define fb_cmap_from_compat(to, from) \+	(to).start  = (from).start; \+	(to).len    = (from).len; \+	(to).red    = compat_ptr((from).red); \+	(to).green  = compat_ptr((from).green); \+	(to).blue   = compat_ptr((from).blue); \+	(to).transp = compat_ptr((from).transp)++#endif /* CONFIG_COMPAT */+#endif /* __KERNEL__ */++ struct fb_cmap { 	__u32 start;			/* First entry	*/ 	__u32 len;			/* Number of entries */diff -Nur linux-3.18.9.orig/kernel/sysctl.c linux-3.18.9/kernel/sysctl.c--- linux-3.18.9.orig/kernel/sysctl.c	2015-03-06 16:53:42.000000000 -0600+++ linux-3.18.9/kernel/sysctl.c	2015-03-15 14:34:13.080143679 -0500@@ -145,6 +145,10 @@ static unsigned long hung_task_timeout_max = (LONG_MAX/HZ); #endif +#ifdef CONFIG_FB_CON_DECOR+extern char fbcon_decor_path[];+#endif+ #ifdef CONFIG_INOTIFY_USER #include <linux/inotify.h> #endif@@ -257,6 +261,15 @@ 		.mode		= 0555, 		.child		= dev_table, 	},+#ifdef CONFIG_FB_CON_DECOR+	{+		.procname	= "fbcondecor",+		.data		= &fbcon_decor_path,+		.maxlen		= KMOD_PATH_LEN,+		.mode		= 0644,+		.proc_handler	= &proc_dostring,+	},+#endif 	{ } }; 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