Commit 15dede88 authored by Laurent Pinchart's avatar Laurent Pinchart
Browse files

fbdev: sh_mobile_lcdc: Support horizontal panning 



Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
parent bd5f2c69

drivers/video/sh_mobile_lcdcfb.c

+16 −6
Original line number Diff line number Diff line
@@ -1493,7 +1493,7 @@ static const struct fb_fix_screeninfo sh_mobile_lcdc_overlay_fix = { 
	.type =		FB_TYPE_PACKED_PIXELS,

	.visual =	FB_VISUAL_TRUECOLOR,

	.accel =	FB_ACCEL_NONE,

	.xpanstep =	0,

	.xpanstep =	1,

	.ypanstep =	1,

	.ywrapstep =	0,

	.capabilities =	FB_CAP_FOURCC,
@@ -1714,9 +1714,14 @@ sh_mobile_lcdc_overlay_fb_init(struct sh_mobile_lcdc_overlay *ovl) 
	else

		info->fix.visual = FB_VISUAL_TRUECOLOR;



	if (ovl->format->fourcc == V4L2_PIX_FMT_NV12 ||

	    ovl->format->fourcc == V4L2_PIX_FMT_NV21)

	switch (ovl->format->fourcc) {

	case V4L2_PIX_FMT_NV16:

	case V4L2_PIX_FMT_NV61:

		info->fix.ypanstep = 2;

	case V4L2_PIX_FMT_NV12:

	case V4L2_PIX_FMT_NV21:

		info->fix.xpanstep = 2;

	}



	/* Initialize variable screen information. */

	var = &info->var;
@@ -1771,7 +1776,7 @@ static const struct fb_fix_screeninfo sh_mobile_lcdc_fix = { 
	.type =		FB_TYPE_PACKED_PIXELS,

	.visual =	FB_VISUAL_TRUECOLOR,

	.accel =	FB_ACCEL_NONE,

	.xpanstep =	0,

	.xpanstep =	1,

	.ypanstep =	1,

	.ywrapstep =	0,

	.capabilities =	FB_CAP_FOURCC,
@@ -2209,9 +2214,14 @@ sh_mobile_lcdc_channel_fb_init(struct sh_mobile_lcdc_chan *ch, 
	else

		info->fix.visual = FB_VISUAL_TRUECOLOR;



	if (ch->format->fourcc == V4L2_PIX_FMT_NV12 ||

	    ch->format->fourcc == V4L2_PIX_FMT_NV21)

	switch (ch->format->fourcc) {

	case V4L2_PIX_FMT_NV16:

	case V4L2_PIX_FMT_NV61:

		info->fix.ypanstep = 2;

	case V4L2_PIX_FMT_NV12:

	case V4L2_PIX_FMT_NV21:

		info->fix.xpanstep = 2;

	}



	/* Initialize variable screen information using the first mode as

	 * default.