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authorSudeep Holla <sudeep.holla@arm.com>2025-02-17 18:38:43 +0300
committerSudeep Holla <sudeep.holla@arm.com>2025-02-17 18:42:03 +0300
commitb7c9f32614f17c76ab26b8ee0109c868d7e054fe (patch)
tree51a1b4db88fbb30a942924a34946ab7ce2209ebc
parent1ed14652dc324d676f4a93643f3526738ea18214 (diff)
downloadlinux-b7c9f32614f17c76ab26b8ee0109c868d7e054fe.tar.xz
firmware: arm_ffa: Replace UUID buffer to standard UUID format
Currently ffa_partition_info structure holds the UUID in the format compatible with the firmware interface. However, most of the functions in the FF-A core driver deals directly with uuid_t type. Replace UUID buffer to standard UUID format in the ffa_partition_info structure. Tested-by: Viresh Kumar <viresh.kumar@linaro.org> Message-Id: <20250217-ffa_updates-v3-2-bd1d9de615e7@arm.com> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
-rw-r--r--drivers/firmware/arm_ffa/bus.c4
-rw-r--r--include/linux/arm_ffa.h2
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/firmware/arm_ffa/bus.c b/drivers/firmware/arm_ffa/bus.c
index 52b1f09209a0..a90e2faa9902 100644
--- a/drivers/firmware/arm_ffa/bus.c
+++ b/drivers/firmware/arm_ffa/bus.c
@@ -192,7 +192,6 @@ ffa_device_register(const struct ffa_partition_info *part_info,
const struct ffa_ops *ops)
{
int id, ret;
- uuid_t uuid;
struct device *dev;
struct ffa_device *ffa_dev;
@@ -218,8 +217,7 @@ ffa_device_register(const struct ffa_partition_info *part_info,
ffa_dev->vm_id = part_info->id;
ffa_dev->properties = part_info->properties;
ffa_dev->ops = ops;
- import_uuid(&uuid, (u8 *)part_info->uuid);
- uuid_copy(&ffa_dev->uuid, &uuid);
+ uuid_copy(&ffa_dev->uuid, &part_info->uuid);
ret = device_register(&ffa_dev->dev);
if (ret) {
diff --git a/include/linux/arm_ffa.h b/include/linux/arm_ffa.h
index 74169dd0f659..abd0208f0f74 100644
--- a/include/linux/arm_ffa.h
+++ b/include/linux/arm_ffa.h
@@ -238,7 +238,7 @@ struct ffa_partition_info {
/* partition runs in the AArch64 execution state. */
#define FFA_PARTITION_AARCH64_EXEC BIT(8)
u32 properties;
- u32 uuid[4];
+ uuid_t uuid;
};
static inline