From b46578ed094122a6b36002c644711cef68aa9c9e Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Thu, 15 Jan 2009 13:50:46 -0800 Subject: [PATCH] video/framebuffer: fix bug: jpegview cannot work on framebuffer device other than 16BPP Force fb_var_screeninfo color format on all Blackfin Framebuffer Drivers. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu Cc: Mike Frysinger Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/video/bf54x-lq043fb.c | 15 ++++++++++++++- drivers/video/bfin-t350mcqb-fb.c | 15 ++++++++++++++- 2 files changed, 28 insertions(+), 2 deletions(-) diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c index 7644ed24956..37e60b1d2ed 100644 --- a/drivers/video/bf54x-lq043fb.c +++ b/drivers/video/bf54x-lq043fb.c @@ -335,7 +335,20 @@ static int bfin_bf54x_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { - if (var->bits_per_pixel != LCD_BPP) { + switch (var->bits_per_pixel) { + case 24:/* TRUECOLOUR, 16m */ + var->red.offset = 16; + var->green.offset = 8; + var->blue.offset = 0; + var->red.length = var->green.length = var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + var->transp.msb_right = 0; + var->red.msb_right = 0; + var->green.msb_right = 0; + var->blue.msb_right = 0; + break; + default: pr_debug("%s: depth not supported: %u BPP\n", __func__, var->bits_per_pixel); return -EINVAL; diff --git a/drivers/video/bfin-t350mcqb-fb.c b/drivers/video/bfin-t350mcqb-fb.c index a9b3ada05d9..2a423d3a2a8 100644 --- a/drivers/video/bfin-t350mcqb-fb.c +++ b/drivers/video/bfin-t350mcqb-fb.c @@ -254,7 +254,20 @@ static int bfin_t350mcqb_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { - if (var->bits_per_pixel != LCD_BPP) { + switch (var->bits_per_pixel) { + case 24:/* TRUECOLOUR, 16m */ + var->red.offset = 0; + var->green.offset = 8; + var->blue.offset = 16; + var->red.length = var->green.length = var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + var->transp.msb_right = 0; + var->red.msb_right = 0; + var->green.msb_right = 0; + var->blue.msb_right = 0; + break; + default: pr_debug("%s: depth not supported: %u BPP\n", __func__, var->bits_per_pixel); return -EINVAL; -- 2.41.1