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net: ipa: Switch to generic PAS TZ APIs

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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.

Reviewed-by: Alex Elder <elder@riscstar.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Sumit Garg <sumit.garg@oss.qualcomm.com>
Acked-by: Alex Elder <elder@riscstar.com>
Link: https://lore.kernel.org/r/20260702115835.167602-12-sumit.garg@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Sumit Garg
2026-07-15 22:17:16 -05:00
committed by Bjorn Andersson
parent 7bd52a0d45
commit 85b88ceeee
2 changed files with 9 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/net/ipa/Kconfig
+1 -1
View File
@@ -6,7 +6,7 @@ config QCOM_IPA
depends on QCOM_RPROC_COMMON || (QCOM_RPROC_COMMON=n && COMPILE_TEST)
depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n
select QCOM_MDT_LOADER
select QCOM_SCM
select QCOM_PAS
select QCOM_QMI_HELPERS
help
Choose Y or M here to include support for the Qualcomm
drivers/net/ipa/ipa_main.c
+8 -5
View File
@@ -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:
@@ -758,7 +761,7 @@ 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;