Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 061/130] drm/exynos: decon5433: Fix WINCONx reset value | Date | Thu, 23 Aug 2018 09:52:57 +0200 |
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4.9-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 @@ -199,7 +199,7 @@ 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:
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