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Wed, 29 Apr 2026 06:43:43 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-364a0115143sm3071343a91.3.2026.04.29.06.43.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Apr 2026 06:43:43 -0700 (PDT) Date: Wed, 29 Apr 2026 19:13:27 +0530 From: Mukesh Ojha To: Sumit Garg Cc: andersson@kernel.org, konradybcio@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-media@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, ath12k@lists.infradead.org, linux-remoteproc@vger.kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, robin.clark@oss.qualcomm.com, sean@poorly.run, akhilpo@oss.qualcomm.com, lumag@kernel.org, abhinav.kumar@linux.dev, jesszhan0024@gmail.com, marijn.suijten@somainline.org, airlied@gmail.com, simona@ffwll.ch, vikash.garodia@oss.qualcomm.com, dikshita.agarwal@oss.qualcomm.com, bod@kernel.org, mchehab@kernel.org, elder@kernel.org, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, jjohnson@kernel.org, mathieu.poirier@linaro.org, trilokkumar.soni@oss.qualcomm.com, pavan.kondeti@oss.qualcomm.com, jorge.ramirez@oss.qualcomm.com, tonyh@qti.qualcomm.com, vignesh.viswanathan@oss.qualcomm.com, srinivas.kandagatla@oss.qualcomm.com, amirreza.zarrabi@oss.qualcomm.com, jens.wiklander@linaro.org, op-tee@lists.trustedfirmware.org, apurupa@qti.qualcomm.com, skare@qti.qualcomm.com, linux-kernel@vger.kernel.org, Sumit Garg Subject: Re: [PATCH v4 08/15] remoteproc: qcom_wcnss: Switch to generic PAS TZ APIs Message-ID: <20260429134327.mna45febpcpakfbl@hu-mojha-hyd.qualcomm.com> References: <20260427095603.1157963-1-sumit.garg@kernel.org> <20260427095603.1157963-9-sumit.garg@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260427095603.1157963-9-sumit.garg@kernel.org> X-Authority-Analysis: v=2.4 cv=XtvK/1F9 c=1 sm=1 tr=0 ts=69f20b11 cx=c_pps a=oF/VQ+ItUULfLr/lQ2/icg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=kj9zAlcOel0A:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=FjfCcBgXQK_UEADaTeYA:9 a=CjuIK1q_8ugA:10 a=3WC7DwWrALyhR5TkjVHa:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDI5MDEzOSBTYWx0ZWRfX1TB0sFJrk2wQ 5jDISa/swtnWK2ty1TziYjIttZjWW92FcgK9cBkQWuvmLsMGAMrKbfssGSpaNxqPg/ArM7yD8y5 /wnTrFdl9RRG20mxWlSsbWHSaVcoAaMfhq5EIzDSq5rFMY6/zYIn6uvEYZlwvZJCyphSeTQpbQp KgYK8P1l+WikN/fjjiQDYPCHLEyC4q2lQ/QbGnOQ7EtSMsYXQ1ebgQs910qA369qEt9BsJVk4Dl G/bmBu1gC7EwEsT2lB2hEDX79high5CSW6BHZjcII9+42eA1tYE28IeT3+bjruju4ISbtXqP4F9 72NCMjKHp3SH0IsGQ+JiRBX2L+naW82pefdbul1vTie16B+Xb8TjivntLNqZ4wufUU7CbJkFu/x 26ADFck+u6gx7kGxlKlunehTvuXijopB5Ycx7E/nRhWrNpp+G0L4y2g57okTEDFB7L+AgNQ+0BY os5simfkowui1qR6OTw== X-Proofpoint-GUID: 7koUB6bja_lcvx8zPIYU4gbOkWhtopNy X-Proofpoint-ORIG-GUID: 7koUB6bja_lcvx8zPIYU4gbOkWhtopNy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-28_05,2026-04-28_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 bulkscore=0 adultscore=0 impostorscore=0 phishscore=0 priorityscore=1501 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2604290139 On Mon, Apr 27, 2026 at 03:25:56PM +0530, Sumit Garg wrote: > From: Sumit Garg > > Switch qcom_wcnss client driver over to generic PAS TZ APIs. Generic PAS > TZ service allows to support multiple TZ implementation backends like QTEE > based SCM PAS service, OP-TEE based PAS service and any further future TZ > backend service. > > Signed-off-by: Sumit Garg > --- > drivers/remoteproc/qcom_wcnss.c | 12 ++++++------ > 1 file changed, 6 insertions(+), 6 deletions(-) > > diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c > index 4add9037dbd5..0dbdd18ab3dd 100644 > --- a/drivers/remoteproc/qcom_wcnss.c > +++ b/drivers/remoteproc/qcom_wcnss.c > @@ -19,7 +19,7 @@ > #include > #include > #include > -#include > +#include > #include > #include > #include > @@ -257,7 +257,7 @@ static int wcnss_start(struct rproc *rproc) > wcnss_indicate_nv_download(wcnss); > wcnss_configure_iris(wcnss); > > - ret = qcom_scm_pas_auth_and_reset(WCNSS_PAS_ID); > + ret = qcom_pas_auth_and_reset(WCNSS_PAS_ID); > if (ret) { > dev_err(wcnss->dev, > "failed to authenticate image and release reset\n"); > @@ -269,7 +269,7 @@ static int wcnss_start(struct rproc *rproc) > if (wcnss->ready_irq > 0 && ret == 0) { > /* We have a ready_irq, but it didn't fire in time. */ > dev_err(wcnss->dev, "start timed out\n"); > - qcom_scm_pas_shutdown(WCNSS_PAS_ID); > + qcom_pas_shutdown(WCNSS_PAS_ID); > ret = -ETIMEDOUT; > goto disable_iris; > } > @@ -311,7 +311,7 @@ static int wcnss_stop(struct rproc *rproc) > 0); > } > > - ret = qcom_scm_pas_shutdown(WCNSS_PAS_ID); > + ret = qcom_pas_shutdown(WCNSS_PAS_ID); > if (ret) > dev_err(wcnss->dev, "failed to shutdown: %d\n", ret); > > @@ -557,10 +557,10 @@ static int wcnss_probe(struct platform_device *pdev) > > data = of_device_get_match_data(&pdev->dev); > > - if (!qcom_scm_is_available()) > + if (!qcom_pas_is_available()) > return -EPROBE_DEFER; > > - if (!qcom_scm_pas_supported(WCNSS_PAS_ID)) { > + if (!qcom_pas_supported(WCNSS_PAS_ID)) { > dev_err(&pdev->dev, "PAS is not available for WCNSS\n"); > return -ENXIO; > } Reviewed-by: Mukesh Ojha > -- > 2.51.0 > -- -Mukesh Ojha