linux-kernel - Re: [PATCH v3] firmware: qcom: scm: Return -EOPNOTSUPP for unsupported SHM bridge enabling

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Message-ID: <172965696408.224417.2033308332604008573.b4-ty@kernel.org>
Date: Tue, 22 Oct 2024 23:15:59 -0500
From: Bjorn Andersson <andersson@...nel.org>
To: Konrad Dybcio <konradybcio@...nel.org>,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	Kuldeep Singh <quic_kuldsing@...cinc.com>
Cc: linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Qingqing Zhou <quic_qqzhou@...cinc.com>,
	Mukesh Ojha <quic_mojha@...cinc.com>
Subject: Re: [PATCH v3] firmware: qcom: scm: Return -EOPNOTSUPP for unsupported SHM bridge enabling


On Wed, 23 Oct 2024 00:51:48 +0530, Kuldeep Singh wrote:
> When enabling SHM bridge, QTEE returns 0 and sets error 4 in result to
> qcom_scm for unsupported platforms. Currently, tzmem interprets this as
> an unknown error rather than recognizing it as an unsupported platform.
> 
> Error log:
> [    0.177224] qcom_scm firmware:scm: error (____ptrval____): Failed to enable the TrustZone memory allocator
> [    0.177244] qcom_scm firmware:scm: probe with driver qcom_scm failed with error 4
> 
> [...]

Applied, thanks!

[1/1] firmware: qcom: scm: Return -EOPNOTSUPP for unsupported SHM bridge enabling
      commit: f489f6c6eb26482010470d77bad3901a3de1b166

Best regards,
-- 
Bjorn Andersson <andersson@...nel.org>