diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/fbdev/omap2/dss/dispc.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c index a074d8b70591..db60aa98f661 100644 --- a/drivers/video/fbdev/omap2/dss/dispc.c +++ b/drivers/video/fbdev/omap2/dss/dispc.c @@ -2542,6 +2542,21 @@ static int dispc_ovl_setup_common(enum omap_plane plane, if (paddr == 0 && rotation_type != OMAP_DSS_ROT_TILER) return -EINVAL; + switch (color_mode) { + case OMAP_DSS_COLOR_YUV2: + case OMAP_DSS_COLOR_UYVY: + case OMAP_DSS_COLOR_NV12: + if (in_width & 1) { + DSSERR("input width %d is not even for YUV format\n", + in_width); + return -EINVAL; + } + break; + + default: + break; + } + out_width = out_width == 0 ? width : out_width; out_height = out_height == 0 ? height : out_height; @@ -2572,6 +2587,27 @@ static int dispc_ovl_setup_common(enum omap_plane plane, in_width = in_width / x_predecim; in_height = in_height / y_predecim; + if (x_predecim > 1 || y_predecim > 1) + DSSDBG("predecimation %d x %x, new input size %d x %d\n", + x_predecim, y_predecim, in_width, in_height); + + switch (color_mode) { + case OMAP_DSS_COLOR_YUV2: + case OMAP_DSS_COLOR_UYVY: + case OMAP_DSS_COLOR_NV12: + if (in_width & 1) { + DSSDBG("predecimated input width is not even for YUV format\n"); + DSSDBG("adjusting input width %d -> %d\n", + in_width, in_width & ~1); + + in_width &= ~1; + } + break; + + default: + break; + } + if (color_mode == OMAP_DSS_COLOR_YUV2 || color_mode == OMAP_DSS_COLOR_UYVY || color_mode == OMAP_DSS_COLOR_NV12) |