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From: Val Packett Subject: Re: [PATCH 1/2] drm/rockchip: vop: clear DMA stop bit on flush on RK3066 To: Greg KH Cc: stable@vger.kernel.org, Sandy Huang , Heiko =?iso-8859-1?q?St=FCbner?= , Andy Yan , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Message-Id: <0C5QDS.UDESKUXHKPET1@packett.cool> In-Reply-To: <2024051936-cosmetics-seismic-9fea@gregkh> References: <20240519074019.10424-1-val@packett.cool> <2024051936-cosmetics-seismic-9fea@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed X-Migadu-Flow: FLOW_OUT On Sun, May 19 2024 at 09:59:47 +02:00:00, Greg KH wrote: > On Sun, May 19, 2024 at 04:31:31AM -0300, Val Packett wrote: >> On the RK3066, there is a bit that must be cleared on flush, >> otherwise >> we do not get display output (at least for RGB). > > What commit id does this fix? I guess: f4a6de855e "drm: rockchip: vop: add rk3066 vop definitions" ? But similar changes like: 742203cd "drm: rockchip: add missing registers for RK3066" 8d544233 "drm/rockchip: vop: Add directly output rgb feature for px30" did not have any "Fixes" reference. ~val