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tee: optee: Remove redundant custom workqueue

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Global system workqueue is sufficient to suffice OP-TEE bus scanning work
needs. So drop redundant usage of the custom workqueue.

Tested-by: Jan Kiszka <jan.kiszka@siemens.com>
Tested-by: Masahisa Kojima <masahisa.kojima@linaro.org>
Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
This commit is contained in:
Sumit Garg 2023-11-02 13:00:56 +05:30 committed by Jens Wiklander
parent 7269cba53d
commit cab4a9bc06
2 changed files with 2 additions and 13 deletions
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13
drivers/tee/optee/core.c
View File

@ -15,7 +15,6 @@
#include <linux/string.h>
#include <linux/tee_drv.h>
#include <linux/types.h>
#include <linux/workqueue.h>
#include "optee_private.h"
int optee_pool_op_alloc_helper(struct tee_shm_pool *pool, struct tee_shm *shm,
@ -110,12 +109,7 @@ int optee_open(struct tee_context *ctx, bool cap_memref_null)
if (!optee->scan_bus_done) {
INIT_WORK(&optee->scan_bus_work, optee_bus_scan);
optee->scan_bus_wq = create_workqueue("optee_bus_scan");
if (!optee->scan_bus_wq) {
kfree(ctxdata);
return -ECHILD;
}
queue_work(optee->scan_bus_wq, &optee->scan_bus_work);
schedule_work(&optee->scan_bus_work);
optee->scan_bus_done = true;
}
}
@ -158,10 +152,7 @@ void optee_release_supp(struct tee_context *ctx)
struct optee *optee = tee_get_drvdata(ctx->teedev);
optee_release_helper(ctx, optee_close_session_helper);
if (optee->scan_bus_wq) {
destroy_workqueue(optee->scan_bus_wq);
optee->scan_bus_wq = NULL;
}
optee_supp_release(&optee->supp);
}

2
drivers/tee/optee/optee_private.h
View File

@ -178,7 +178,6 @@ struct optee_ops {
* @pool: shared memory pool
* @rpc_param_count: If > 0 number of RPC parameters to make room for
* @scan_bus_done flag if device registation was already done.
* @scan_bus_wq workqueue to scan optee bus and register optee drivers
* @scan_bus_work workq to scan optee bus and register optee drivers
*/
struct optee {
@ -197,7 +196,6 @@ struct optee {
struct tee_shm_pool *pool;
unsigned int rpc_param_count;
bool scan_bus_done;
struct workqueue_struct *scan_bus_wq;
struct work_struct scan_bus_work;
};