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Mon, 28 Jan 2019 11:55:27 -0500 (EST) Date: Mon, 28 Jan 2019 17:55:25 +0100 From: Greg KH To: Neil Armstrong Subject: Re: [PATCH v2] drm/meson: Fix atomic mode switching regression Message-ID: <20190128165525.GB16213@kroah.com> References: <20190114153118.8024-1-narmstrong@baylibre.com> <2148dfd9-3263-2049-8fd8-d7a4cec97655@baylibre.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <2148dfd9-3263-2049-8fd8-d7a4cec97655@baylibre.com> User-Agent: Mutt/1.11.2 (2019-01-07) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190128_085533_076659_972A9442 X-CRM114-Status: UNSURE ( 8.70 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Tony McKahan , stable@vger.kernel.org, daniel@ffwll.ch, linux-amlogic@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On Mon, Jan 28, 2019 at 05:21:12PM +0100, Neil Armstrong wrote: > Hi Stable kernel team, > > On 14/01/2019 16:31, Neil Armstrong wrote: > > Since commit 2bcd3ecab773 when switching mode from X11 (ubuntu mate for > > example) the display gets blurry, looking like an invalid framebuffer width. > > > > This commit fixed atomic crtc modesetting in a totally wrong way and > > introduced a local unnecessary ->enabled crtc state. > > > > This commit reverts the crctc _begin() and _enable() changes and simply > > adds drm_atomic_helper_commit_tail_rpm as helper. > > > > Reported-by: Tony McKahan > > Suggested-by: Daniel Vetter > > Fixes: 2bcd3ecab773 ("drm/meson: Fixes for drm_crtc_vblank_on/off support") > > Signed-off-by: Neil Armstrong > > This fix has landed in linus master with id ce0210c12433031aba3bbacd75f4c02ab77f2004 > > could it be applied to 4.19 and 4.20 stable trees ? Now queued up, thanks. greg k-h _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic