video: EXYNOS: enable interrupt again after sw reset

When exynos_mipi_update_cfg() is called, mipi dsi registers were become
sw reset. So, It needs to enable interrupt again.
Signed-off-by: Donghwa Lee <dh09.lee@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>

drivers/video/exynos/exynos_mipi_dsi.c

@@ -102,6 +102,8 @@ static void exynos_mipi_update_cfg(struct mipi_dsim_device *dsim)
 	/* set display timing. */
 	exynos_mipi_dsi_set_display_mode(dsim, dsim->dsim_config);
 
+	exynos_mipi_dsi_init_interrupt(dsim);
+
 	/*
 	 * data from Display controller(FIMD) is transferred in video mode
 	 * but in case of command mode, all settigs is updated to registers.