[PATCH] coresight: tmc-etr: Don't fail probe when non-secure access is disabled

From: Yabin Cui
Date: Fri Aug 25 2023 - 19:41:02 EST


Because the non-secure access can be enabled later on some devices.

Signed-off-by: Yabin Cui <yabinc@xxxxxxxxxx>
---
drivers/hwtracing/coresight/coresight-tmc-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-tmc-core.c b/drivers/hwtracing/coresight/coresight-tmc-core.c
index c106d142e632..5ebfd12b627b 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-core.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-core.c
@@ -370,7 +370,7 @@ static int tmc_etr_setup_caps(struct device *parent, u32 devid, void *dev_caps)
struct tmc_drvdata *drvdata = dev_get_drvdata(parent);

if (!tmc_etr_has_non_secure_access(drvdata))
- return -EACCES;
+ dev_warn(parent, "TMC ETR doesn't have non-secure access\n");

/* Set the unadvertised capabilities */
tmc_etr_init_caps(drvdata, (u32)(unsigned long)dev_caps);
--
2.42.0.rc1.204.g551eb34607-goog