drm/exynos: decon5433: Fix WINCONx reset value

The only bits that should be preserved in decon_win_set_fmt() is
WINCONx_ENWIN_F. All other bits depends on the selected pixel formats and
are set by the mentioned function.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 92d28b5b10771a3b0dd28e7692e01600d0afec96..e868773ea5097cf3afd0592c2bf51ef66adf84cc 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -265,7 +265,7 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win,
        unsigned long val;
 
        val = readl(ctx->addr + DECON_WINCONx(win));
-       val &= ~WINCONx_BPPMODE_MASK;
+       val &= WINCONx_ENWIN_F;
 
        switch (fb->format->format) {
        case DRM_FORMAT_XRGB1555: