diff options
| author | Eric Nelson | 2013-07-26 17:53:45 -0700 |
|---|---|---|
| committer | Stefano Babic | 2013-07-29 12:17:32 +0200 |
| commit | 4acb4d391f005c0c72f7b84041b3884e4260a5a4 (patch) | |
| tree | cc1cbca8bf8d8a098d9b94d6b89b166510fc1757 /drivers/video | |
| parent | 10f779da54b8a8c85df6d58592c40836d8e7ed49 (diff) | |
mxc_ipuv3: fix memory alignment of framebuffer
The frame-buffer on i.MX boards needs to be aligned for DMA.
Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/mxc_ipuv3_fb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c index ace226cecec..d922d5d099a 100644 --- a/drivers/video/mxc_ipuv3_fb.c +++ b/drivers/video/mxc_ipuv3_fb.c @@ -415,8 +415,9 @@ static int mxcfb_map_video_memory(struct fb_info *fbi) fbi->fix.smem_len = fbi->var.yres_virtual * fbi->fix.line_length; } - - fbi->screen_base = (char *)malloc(fbi->fix.smem_len); + fbi->fix.smem_len = roundup(fbi->fix.smem_len, ARCH_DMA_MINALIGN); + fbi->screen_base = (char *)memalign(ARCH_DMA_MINALIGN, + fbi->fix.smem_len); fbi->fix.smem_start = (unsigned long)fbi->screen_base; if (fbi->screen_base == 0) { puts("Unable to allocate framebuffer memory\n"); |