4.4-stable review patch. If anyone has any objections, please let me know.
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From: Marek Szyprowski m.szyprowski@samsung.com
[ Upstream commit 7b7aa62c05eac9789c208b946f515983a9255d8d ]
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 Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c @@ -190,7 +190,7 @@ static void decon_win_set_pixfmt(struct unsigned long val;
val = readl(ctx->addr + DECON_WINCONx(win)); - val &= ~WINCONx_BPPMODE_MASK; + val &= WINCONx_ENWIN_F;
switch (fb->pixel_format) { case DRM_FORMAT_XRGB1555: