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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5d806fedaebsm15279221a12.57.2024.12.30.06.54.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 30 Dec 2024 06:54:51 -0800 (PST) Message-ID: <480eddca-97f1-4bc0-ab1f-22b14407e0d9@oss.qualcomm.com> Date: Mon, 30 Dec 2024 15:54:48 +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 3/3] arm64: dts: qcom: sc8280xp: Add Huawei Matebook E Go (sc8280xp) To: Pengyu Luo , konrad.dybcio@oss.qualcomm.com Cc: andersson@kernel.org, chenxuecong2009@outlook.com, conor+dt@kernel.org, devicetree@vger.kernel.org, gty0622@gmail.com, johan+linaro@kernel.org, konradybcio@kernel.org, krzk+dt@kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, robh@kernel.org References: <20241223130732.76968-1-mitltlatltl@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20241223130732.76968-1-mitltlatltl@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: jUpWWWVeizCtv4o1LVLetGTnwnkdovDc X-Proofpoint-ORIG-GUID: jUpWWWVeizCtv4o1LVLetGTnwnkdovDc X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 priorityscore=1501 mlxscore=0 impostorscore=0 bulkscore=0 mlxlogscore=850 phishscore=0 clxscore=1015 lowpriorityscore=0 adultscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412300129 On 23.12.2024 2:07 PM, Pengyu Luo wrote: > On Mon, Dec 23, 2024 at 8:25 PM Konrad Dybcio wrote: >> On 21.12.2024 8:57 AM, Pengyu Luo wrote: >>> Messing up, reply again to fix thread. >>> >>> On Sat, Dec 21, 2024 at 5:14 AM Konrad Dybcio wrote: >>>> On 20.12.2024 5:05 PM, Pengyu Luo wrote: >>>> >>> >>> [...] >>> >>>>> + chosen { >>>>> + #address-cells = <2>; >>>>> + #size-cells = <2>; >>>>> + ranges; >>>>> + >>>>> + framebuffer0: framebuffer@c6200000 { >>>>> + compatible = "simple-framebuffer"; >>>>> + reg = <0x0 0xc6200000 0x0 0x02400000>; >>>>> + width = <1600>; >>>>> + height = <2560>; >>>>> + stride = <(1600 * 4)>; >>>>> + format = "a8r8g8b8"; >>>>> + }; >>>>> + }; >>>> >>>> I still don't understand why efifb doesn't work for you. >>>> >>> >>> In v1, you asked me >> >> Ahh sorry, I churn through a lot of emails and sometimes forget things. >> >>> >>>> Very very weird. Are you booting with clk_ignore_unused pd_ignore_unused >>>> in kernel cmdline? >>> >>> I said yes, as Johan suggested in here (see [1]). I am adding Johan. >>> >>>> Could you share your .config file? >>> >>> Here please, https://pastebin.com/UKew61ZC >> >> All the things one would expect for efifb to show up seem to be there. >> >> Maybe try earlycon=efifb video=efifb? > > Not work, whether or not adding clk_ignore_unused pd_ignore_unused. I am utterly confused then, maybe it's one of those devices where calling exit boot services kills the display. Either way, let's not worry about it anymore Konrad