rk fb: fix yuv 10 bit fmt vir stride error

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index e0b6fcc280224db67639b0d95c447ca4a528e1a7..79cf85e3eed530829e06b0118f3955cec4fa33f0 100755 (executable)
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -843,8 +843,16 @@ static int rk_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info
        }
        pixel_width = rk_fb_pixel_width(win->format);
        vir_width_bit = pixel_width * xvir;
-       stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
-       stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
+       if((win->format == YUV420_A)||(win->format == YUV422_A)||(win->format == YUV444_A)){
+               vir_width_bit = xvir * 8;
+               stride_32bit_1 = xvir;
+               stride_32bit_2 = xvir*2;
+       }else{
+               vir_width_bit = pixel_width * xvir;
+               stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
+               stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
+       }
+
 
        stride    = stride_32bit_1;//default rgb
        fix->line_length = stride;
@@ -2007,10 +2015,15 @@ if (rk_fb->disp_mode != DUAL) {
 
        fb_data_fmt = rk_fb_data_fmt(data_format,var->bits_per_pixel);
        pixel_width = rk_fb_pixel_width(fb_data_fmt);
-       vir_width_bit = pixel_width * xvir;
-       stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
-       stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
-
+       if((fb_data_fmt == YUV420_A)||(fb_data_fmt == YUV422_A)||(fb_data_fmt == YUV444_A)){
+               vir_width_bit = xvir * 8;
+               stride_32bit_1 = xvir;
+               stride_32bit_2 = xvir*2;
+       }else{
+               vir_width_bit = pixel_width * xvir;
+               stride_32bit_1  = ((vir_width_bit   + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
+               stride_32bit_2  = ((vir_width_bit*2 + 31 ) & (~31 ))/8; //pixel_width = byte_num *8
+       }
        stride    = stride_32bit_1;//default rgb
        fix->line_length = stride;
        switch (fb_data_fmt){