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Wed, 6 Mar 2024 22:25:13 GMT Received: from [10.110.86.150] (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Wed, 6 Mar 2024 14:25:11 -0800 Message-ID: Date: Wed, 6 Mar 2024 14:25:11 -0800 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC v2 0/4] wifi: ath10k: support board-specific firmware overrides Content-Language: en-US To: Dmitry Baryshkov , Kalle Valo CC: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , , , , , , Krzysztof Kozlowski References: <20240306-wcn3990-firmware-path-v2-0-f89e98e71a57@linaro.org> <87plw7hgt4.fsf@kernel.org> <87cys7hard.fsf@kernel.org> From: Jeff Johnson In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: _QXoaAqIf_VKqQDKLy0jgYj5bG4nTmdp X-Proofpoint-ORIG-GUID: _QXoaAqIf_VKqQDKLy0jgYj5bG4nTmdp X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-03-06_12,2024-03-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxscore=0 clxscore=1015 phishscore=0 malwarescore=0 bulkscore=0 impostorscore=0 mlxlogscore=999 priorityscore=1501 lowpriorityscore=0 adultscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2402120000 definitions=main-2403060181 On 3/6/2024 6:23 AM, Dmitry Baryshkov wrote: > After some thought, I'd suggest to follow approach taken by the rest > of qcom firmware: > put a default (accepted by non-secured hardware) firmware to SoC dir > and then put a vendor-specific firmware into subdir. If any of such > vendors appear, we might even implement structural fallback: first > look into sdm845/Google/blueline, then in sdm845/Google, sdm845/ and > finally just under hw1.0. are there existing examples in linux-firmware? or is the whole point being only the default firmware is in linux-firmware and vendors would follow this pattern if they add their own firmware?