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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b97f172bcc9sm422008166b.57.2026.03.19.03.26.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 19 Mar 2026 03:26:47 -0700 (PDT) Message-ID: Date: Thu, 19 Mar 2026 11:26:44 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/2] drm/msm/dsi: support DSC configurations with slice_per_pkt > 1 To: Alexander Koskovich , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Jonathan Marek References: <20260318-dsi-dsc-slice-per-pkt-v2-0-0a1b316f8250@pm.me> <20260318-dsi-dsc-slice-per-pkt-v2-2-0a1b316f8250@pm.me> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260318-dsi-dsc-slice-per-pkt-v2-2-0a1b316f8250@pm.me> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 3/18/26 10:54 AM, Alexander Koskovich wrote: > From: Jonathan Marek > > Some panels support multiple slice to be sent in a single DSC packet and > this feature is a must for specific panels, such as the JDI LPM026M648C. > > Use the MIPI_DSI_MODE_DSC_ALL_SLICES_IN_PKT flag to derive slice_per_pkt > from slice_count, note that most panels are expected to just work with > just one slice per packet. > > Signed-off-by: Jonathan Marek > Signed-off-by: Alexander Koskovich > --- Matches various formulas in the docs Reviewed-by: Konrad Dybcio Konrad