ENGR00171010 enable exposure calculate function

Exposure calculate function was not used and this produce build
warning, enable this function not only remove this warning, but
also get a better image quality when take picture.

Signed-off-by: Yuxi Sun <b36102@freescale.com>

diff --git a/drivers/media/video/mxc/capture/ov5642.c b/drivers/media/video/mxc/capture/ov5642.c
index 0a20b6f6d35696dc3126b78c9169f5fd979c83d0..206c96b5ebc70ee338763bc84f502a23b817665c 100644 (file)
--- a/drivers/media/video/mxc/capture/ov5642.c
+++ b/drivers/media/video/mxc/capture/ov5642.c
@@ -1881,6 +1881,7 @@ err:
 }
 static int ov5642_init_mode(enum ov5642_frame_rate frame_rate,
                enum ov5642_mode mode);
+static int ov5642_write_snapshot_para(void);
 static int ov5642_change_mode(enum ov5642_frame_rate frame_rate,
                enum ov5642_mode new_mode,  enum ov5642_mode orig_mode)
 {
@@ -1906,10 +1907,10 @@ static int ov5642_change_mode(enum ov5642_frame_rate frame_rate,
                ov5642_data.pix.height = 480;
                return 0;
        } else if (new_mode == ov5642_mode_QSXGA_2592_1944 && orig_mode == ov5642_mode_VGA_640_480) {
-               pModeSetting = ov5642_setting_15fps_QSXGA_2592_1944;
-               iModeSettingArySize = ARRAY_SIZE(ov5642_setting_15fps_QSXGA_2592_1944);
                ov5642_data.pix.width = 2592;
                ov5642_data.pix.height = 1944;
+               retval = ov5642_write_snapshot_para();
+               return retval;
        } else if (new_mode == ov5642_mode_VGA_640_480 && orig_mode == ov5642_mode_QSXGA_2592_1944) {
                pModeSetting = ov5642_setting_QSXGA_2_VGA;
                iModeSettingArySize = ARRAY_SIZE(ov5642_setting_QSXGA_2_VGA);