[PATCH 12/14] net: ipa: Switch to generic PAS TZ APIs
From: Sumit Garg <sumit.garg@kernel.org>
Date: 2026-03-06 10:53:55
Also in:
ath12k, dri-devel, linux-arm-msm, linux-devicetree, linux-media, linux-remoteproc, linux-wireless, op-tee
Subsystem:
networking drivers, qcom ipa driver, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Alex Elder, Linus Torvalds
From: Sumit Garg <redacted> Switch ipa 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/net/ipa/ipa_main.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ipa/ipa_main.c b/drivers/net/ipa/ipa_main.c
index edead9c48d1f..8feb8493d5b5 100644
--- a/drivers/net/ipa/ipa_main.c
+++ b/drivers/net/ipa/ipa_main.c@@ -14,7 +14,7 @@ #include <linux/pm_runtime.h> #include <linux/types.h> -#include <linux/firmware/qcom/qcom_scm.h> +#include <linux/firmware/qcom/qcom_pas.h> #include <linux/soc/qcom/mdt_loader.h> #include "ipa.h"
@@ -624,10 +624,13 @@ static int ipa_firmware_load(struct device *dev) } ret = qcom_mdt_load(dev, fw, path, IPA_PAS_ID, virt, phys, size, NULL); - if (ret) + if (ret) { dev_err(dev, "error %d loading \"%s\"\n", ret, path); - else if ((ret = qcom_scm_pas_auth_and_reset(IPA_PAS_ID))) - dev_err(dev, "error %d authenticating \"%s\"\n", ret, path); + } else { + ret = qcom_pas_auth_and_reset(IPA_PAS_ID); + if (ret) + dev_err(dev, "error %d authenticating \"%s\"\n", ret, path); + } memunmap(virt); out_release_firmware:
@@ -754,7 +757,7 @@ static enum ipa_firmware_loader ipa_firmware_loader(struct device *dev) return IPA_LOADER_INVALID; out_self: /* We need Trust Zone to load firmware; make sure it's available */ - if (qcom_scm_is_available()) + if (qcom_pas_is_available()) return IPA_LOADER_SELF; return IPA_LOADER_DEFER;
--
2.51.0