Thread (45 messages) 45 messages, 4 authors, 2026-05-04

Re: [PATCH v4 06/15] remoteproc: qcom_q6v5_mss: Switch to generic PAS TZ APIs

From: Sumit Garg <sumit.garg@kernel.org>
Date: 2026-05-01 13:59:05
Also in: ath12k, dri-devel, linux-arm-msm, linux-devicetree, linux-media, linux-remoteproc, linux-wireless, lkml, op-tee

On Wed, Apr 29, 2026 at 07:01:57PM +0530, Mukesh Ojha wrote:
On Mon, Apr 27, 2026 at 03:25:54PM +0530, Sumit Garg wrote:
quoted
From: Sumit Garg <redacted>

Switch qcom_q6v5_mss 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 <redacted>
---
 drivers/remoteproc/qcom_q6v5_mss.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c
index ae78f5c7c1b6..96888007faa8 100644
--- a/drivers/remoteproc/qcom_q6v5_mss.c
+++ b/drivers/remoteproc/qcom_q6v5_mss.c
@@ -34,6 +34,7 @@
 #include "qcom_pil_info.h"
 #include "qcom_q6v5.h"
 
+#include <linux/firmware/qcom/qcom_pas.h>
 #include <linux/firmware/qcom/qcom_scm.h>
same here., whether it is needed now ?
Ditto, needed for qcom_scm_assign_mem().
quoted
 
 #define MPSS_CRASH_REASON_SMEM		421
@@ -1480,7 +1481,7 @@ static int q6v5_mpss_load(struct q6v5 *qproc)
 	}
 
 	if (qproc->need_pas_mem_setup) {
-		ret = qcom_scm_pas_mem_setup(MPSS_PAS_ID, qproc->mpss_phys, qproc->mpss_size);
+		ret = qcom_pas_mem_setup(MPSS_PAS_ID, qproc->mpss_phys, qproc->mpss_size);
 		if (ret) {
 			dev_err(qproc->dev,
 				"setting up mpss memory failed: %d\n", ret);
@@ -2077,7 +2078,7 @@ static int q6v5_probe(struct platform_device *pdev)
 	if (!desc)
 		return -EINVAL;
 
-	if (desc->need_mem_protection && !qcom_scm_is_available())
+	if (desc->need_mem_protection && !qcom_pas_is_available())
 		return -EPROBE_DEFER;
 
 	mba_image = desc->hexagon_mba_image;
Reviewed-by: Mukesh Ojha <redacted>
Thanks.

-Sumit
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