enable lvds 1280x800

hc

2023-11-20 0d8657dd3056063fb115946b10157477b5c70451

 kernel/drivers/tee/optee/supp.c
..
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@@ -91,6 +91,9 @@
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 	struct optee_supp_req *req = kzalloc(sizeof(*req), GFP_KERNEL);
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 	bool interruptable;
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 	u32 ret;
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+	unsigned long timeleft;
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+	int id;
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+	struct optee_supp_req *get_req;
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 	if (!req)
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 		return TEEC_ERROR_OUT_OF_MEMORY;
..
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@@ -115,8 +118,17 @@
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 	 * exclusive access again.
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 	 */
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 	while (wait_for_completion_interruptible(&req->c)) {
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+		pr_err("Warning, Interrupting an RPC to supplicant!\n");
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+		timeleft = wait_for_completion_timeout(&req->c, msecs_to_jiffies(2000));
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+		if (timeleft) {
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+			/* get completion, it means tee-supplicant is alive. */
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+			break;
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+		} else {
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+			/* timeout, it means tee-supplicant is dead, interrupting an RPC. */
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+			interruptable = true;
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+		}
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+
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 		mutex_lock(&supp->mutex);
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-		interruptable = !supp->ctx;
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 		if (interruptable) {
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 			/*
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 			 * There's no supplicant available and since the
..
..
@@ -135,6 +147,14 @@
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 				list_del(&req->link);
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 				req->in_queue = false;
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 			}
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+
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+			idr_for_each_entry(&supp->idr, get_req, id) {
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+				if (get_req == req) {
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+					idr_remove(&supp->idr, id);
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+					supp->req_id = -1;
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+					break;
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+				}
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+			}
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 		}
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 		mutex_unlock(&supp->mutex);
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