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[104.57.184.186]) by smtp.gmail.com with ESMTPSA id m7sm3524169otq.33.2021.01.25.07.18.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Jan 2021 07:18:47 -0800 (PST) Date: Mon, 25 Jan 2021 09:18:45 -0600 From: Bjorn Andersson To: AngeloGioacchino Del Regno Cc: Hans Verkuil , Stanimir Varbanov , agross@kernel.org, mchehab@kernel.org, robh+dt@kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, phone-devel@vger.kernel.org Subject: Re: [PATCH 1/2] media: venus: core: Add sdm660 DT compatible and resource struct Message-ID: References: <20210115185252.333562-1-angelogioacchino.delregno@somainline.org> <20210115185252.333562-2-angelogioacchino.delregno@somainline.org> <2dc8a95f-110f-526f-18a8-6393e508c3a6@linaro.org> <40c38734-a69d-2314-c342-244ee5a0e6b1@somainline.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <40c38734-a69d-2314-c342-244ee5a0e6b1@somainline.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon 25 Jan 08:51 CST 2021, AngeloGioacchino Del Regno wrote: > Il 25/01/21 11:40, Hans Verkuil ha scritto: > > On 18/01/2021 18:45, AngeloGioacchino Del Regno wrote: > > > Il 18/01/21 18:21, Stanimir Varbanov ha scritto: > > > > > diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c [..] > > > > > + .fwname = "qcom/venus-4.4/venus.mdt", [..] > > This patch can't be merged unless there is a corresponding firmware available > > in linux-firmware. Is the current 4.2 firmware in linux-firmware signed by > > Qualcomm? Can they provided 4.4 firmware as well? > > > > If there is such issue, then maybe we should do "something" about it: I > would then propose to remove all references to fwname and just get this > done in DT, where every qcom board already specifies its own path for > its own firmware. > We have the same problem with production devices on e.g. SDM845, where the firmware referenced by fw_name and present in linux-firmware won't work on any real devices. As such, providing means for specifying the firmware name in DT would be a very reasonable thing, and in line with how we handle this in other subsystems (using the firmware-name property, containing the full relative path). Regards, Bjorn