From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CDA851891C3; Sun, 23 Jun 2024 22:09:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719180559; cv=none; b=NVJo7SgC4cnqEBR28NuexX1HpioG3o4HHk8cjdYQLQezY1q2B30eNjNULEMoNvBkIEtTD+SrmLTMWhFO0PyTgzM+Q0tMVgs8QB+R5Nb+SUBroOqkDxqirJHP2tRH0VQ38YIpFC0P4q2rwYcxgPsD/5hemvly/LFuAENdCu8VZ9w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719180559; c=relaxed/simple; bh=8BE5FAoz8bL9DWzYkZoVSfpn2zyeWa88V1qPBTyp/dQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=J4ohaullPPUocJ/bs4cKyX57TN5sgVDdAkqmKtMCErjrkiPhOrusFz3/q4h1gyM7uOjhpDN38xuijxA7fiKZfQJY+6mOvIf0UjD9vyjNEASBsj2t/65eFvsWt5SDZJIpJw1566yZJJaoboOdqIH+j9jJv2smSNMVWMmLQ+1Ii2k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CP09Wyka; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CP09Wyka" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7748AC2BD10; Sun, 23 Jun 2024 22:09:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1719180559; bh=8BE5FAoz8bL9DWzYkZoVSfpn2zyeWa88V1qPBTyp/dQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CP09WykaKYk3Ly9oEzyXB2TEGKSsZSilAbyZHnD6YRo8Ewbbdwrfk0zL1HAwpBswi AUe6HXxYz62JDp9kRgylsvfcPi4fTxigzBYig3RTBHiVlcGhFcMihlKQ7W5OMlTwmI gqOFn2BAJ4PminxV6DA7fAdaz10WrNUFFi7AyIxmWjdf9NWh0jZHc1DWVSAp7Zr15F X7sXST1/XoSm1F6ZMQQej1ZYcxtuEAKmFR2uvyqiwUDSzyn4EQ4QSjPMXMJ/Eo7oCi X74M3eRaDSmRG6fQC2VHMHsvzLIOp0MdP2FCsq8U150CsfQI+43AdGWA7z3aEWuTTh l5VGg6t+vrDRg== From: Bjorn Andersson To: Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Robert Marko , Das Srinagesh , Bartosz Golaszewski , Maximilian Luz , Catalin Marinas , Will Deacon , Srini Kandagatla , Arnd Bergmann , Elliot Berman , Alex Elder , Bartosz Golaszewski Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@quicinc.com, Andrew Halaney , Deepti Jaggi Subject: Re: (subset) [PATCH v10 00/15] firmware: qcom: implement support for and enable SHM bridge Date: Sun, 23 Jun 2024 17:09:15 -0500 Message-ID: <171918045249.6755.6497330725295979529.b4-ty@kernel.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240527-shm-bridge-v10-0-ce7afaa58d3a@linaro.org> References: <20240527-shm-bridge-v10-0-ce7afaa58d3a@linaro.org> 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="utf-8" Content-Transfer-Encoding: 8bit On Mon, 27 May 2024 14:54:50 +0200, Bartosz Golaszewski wrote: > SCM calls that take memory buffers as arguments require that they be > page-aligned, physically continuous and non-cachable. The same > requirements apply to the buffer used to pass additional arguments to SCM > calls that take more than 4. > > To that end drivers typically use dma_alloc_coherent() to allocate memory > of suitable format which is slow and inefficient space-wise. > > [...] Applied, thanks! [15/15] arm64: dts: qcom: sa8775p: add a dedicated memory carveout for TZ commit: d7aeff30093888649789dcad070fe954745adf53 b4 gets confused by me applying patches across multiple branches, the other 14 patches has obviously also been applied. Best regards, -- Bjorn Andersson