From: Tomi Valkeinen Date: Tue, 15 May 2012 12:54:15 +0000 (+0300) Subject: OMAPDSS: DISPC: fix usage of dispc_ovl_set_accu_uv X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=36377357db00f8660039578ba57a2a19bfc9ad3d;p=deliverable%2Flinux.git OMAPDSS: DISPC: fix usage of dispc_ovl_set_accu_uv Commit 05dd0f5308213e169b02458a7f3a61362e581e14 ("OMAPDSS: DISPC: Update Accumulator configuration for chroma plane") adds dispc_ovl_set_accu_uv() function that sets the accu, but the function only handles YUV and NV12 modes, and BUGs otherwise. The patch also adds a call to the function, but unfortunately the place of call was such that the mode could be other than YUV or NV12, thus crashing the driver. This patchs moves the call to a slightly later spot, at which point only YUV and NV12 modes are handled. Signed-off-by: Tomi Valkeinen Cc: Chandrabhanu Mahapatra --- diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index ac71fec1dbba..0fa1c94e8c58 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -1304,9 +1304,6 @@ static void dispc_ovl_set_scaling_uv(enum omap_plane plane, int scale_x = out_width != orig_width; int scale_y = out_height != orig_height; - dispc_ovl_set_accu_uv(plane, orig_width, orig_height, out_width, - out_height, ilace, color_mode, rotation); - if (!dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) return; if ((color_mode != OMAP_DSS_COLOR_YUV2 && @@ -1316,6 +1313,10 @@ static void dispc_ovl_set_scaling_uv(enum omap_plane plane, REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), 0, 8, 8); return; } + + dispc_ovl_set_accu_uv(plane, orig_width, orig_height, out_width, + out_height, ilace, color_mode, rotation); + switch (color_mode) { case OMAP_DSS_COLOR_NV12: /* UV is subsampled by 2 vertically*/