From 15dede882e564601947f2ce4b647742c0351be6d Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 18 Jul 2012 17:09:04 +0200 Subject: [PATCH] fbdev: sh_mobile_lcdc: Support horizontal panning Signed-off-by: Laurent Pinchart --- drivers/video/sh_mobile_lcdcfb.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c index 68011b5..d82c1de 100644 --- a/drivers/video/sh_mobile_lcdcfb.c +++ b/drivers/video/sh_mobile_lcdcfb.c @@ -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. -- 2.7.4