From dc50eab76b709d68175a358d6e23a5a3890764d3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 18 May 2024 19:39:57 +0200
Subject: Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 drivers/misc/mei/bus.c | 92 +++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 88 insertions(+), 4 deletions(-)

(limited to 'drivers/misc/mei/bus.c')

diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index 2e65ce6bde..f9bcff1976 100644
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -257,7 +257,7 @@ out:
 }
 
 /**
- * mei_cldev_send_vtag - me device send with vtag  (write)
+ * mei_cldev_send_vtag - me device send with vtag (write)
  *
  * @cldev: me client device
  * @buf: buffer to send
@@ -278,6 +278,29 @@ ssize_t mei_cldev_send_vtag(struct mei_cl_device *cldev, const u8 *buf,
 }
 EXPORT_SYMBOL_GPL(mei_cldev_send_vtag);
 
+/**
+ * mei_cldev_send_vtag_timeout - me device send with vtag and timeout (write)
+ *
+ * @cldev: me client device
+ * @buf: buffer to send
+ * @length: buffer length
+ * @vtag: virtual tag
+ * @timeout: send timeout in milliseconds, 0 for infinite timeout
+ *
+ * Return:
+ *  * written size in bytes
+ *  * < 0 on error
+ */
+
+ssize_t mei_cldev_send_vtag_timeout(struct mei_cl_device *cldev, const u8 *buf,
+				    size_t length, u8 vtag, unsigned long timeout)
+{
+	struct mei_cl *cl = cldev->cl;
+
+	return __mei_cl_send_timeout(cl, buf, length, vtag, MEI_CL_IO_TX_BLOCKING, timeout);
+}
+EXPORT_SYMBOL_GPL(mei_cldev_send_vtag_timeout);
+
 /**
  * mei_cldev_recv_vtag - client receive with vtag (read)
  *
@@ -323,7 +346,49 @@ ssize_t mei_cldev_recv_nonblock_vtag(struct mei_cl_device *cldev, u8 *buf,
 EXPORT_SYMBOL_GPL(mei_cldev_recv_nonblock_vtag);
 
 /**
- * mei_cldev_send - me device send  (write)
+ * mei_cldev_recv_timeout - client receive with timeout (read)
+ *
+ * @cldev: me client device
+ * @buf: buffer to receive
+ * @length: buffer length
+ * @timeout: send timeout in milliseconds, 0 for infinite timeout
+ *
+ * Return:
+ * * read size in bytes
+ * *  < 0 on error
+ */
+ssize_t mei_cldev_recv_timeout(struct mei_cl_device *cldev, u8 *buf, size_t length,
+			       unsigned long timeout)
+{
+	return mei_cldev_recv_vtag_timeout(cldev, buf, length, NULL, timeout);
+}
+EXPORT_SYMBOL_GPL(mei_cldev_recv_timeout);
+
+/**
+ * mei_cldev_recv_vtag_timeout - client receive with vtag (read)
+ *
+ * @cldev: me client device
+ * @buf: buffer to receive
+ * @length: buffer length
+ * @vtag: virtual tag
+ * @timeout: recv timeout in milliseconds, 0 for infinite timeout
+ *
+ * Return:
+ * * read size in bytes
+ * *  < 0 on error
+ */
+
+ssize_t mei_cldev_recv_vtag_timeout(struct mei_cl_device *cldev, u8 *buf, size_t length,
+				    u8 *vtag, unsigned long timeout)
+{
+	struct mei_cl *cl = cldev->cl;
+
+	return __mei_cl_recv(cl, buf, length, vtag, 0, timeout);
+}
+EXPORT_SYMBOL_GPL(mei_cldev_recv_vtag_timeout);
+
+/**
+ * mei_cldev_send - me device send (write)
  *
  * @cldev: me client device
  * @buf: buffer to send
@@ -339,6 +404,25 @@ ssize_t mei_cldev_send(struct mei_cl_device *cldev, const u8 *buf, size_t length
 }
 EXPORT_SYMBOL_GPL(mei_cldev_send);
 
+/**
+ * mei_cldev_send_timeout - me device send with timeout (write)
+ *
+ * @cldev: me client device
+ * @buf: buffer to send
+ * @length: buffer length
+ * @timeout: send timeout in milliseconds, 0 for infinite timeout
+ *
+ * Return:
+ *  * written size in bytes
+ *  * < 0 on error
+ */
+ssize_t mei_cldev_send_timeout(struct mei_cl_device *cldev, const u8 *buf, size_t length,
+			       unsigned long timeout)
+{
+	return mei_cldev_send_vtag_timeout(cldev, buf, length, 0, timeout);
+}
+EXPORT_SYMBOL_GPL(mei_cldev_send_timeout);
+
 /**
  * mei_cldev_recv - client receive (read)
  *
@@ -1301,7 +1385,7 @@ static inline void mei_cl_bus_set_name(struct mei_cl_device *cldev)
  * @bus: mei device
  * @me_cl: me client
  *
- * Return: allocated device structur or NULL on allocation failure
+ * Return: allocated device structure or NULL on allocation failure
  */
 static struct mei_cl_device *mei_cl_bus_dev_alloc(struct mei_device *bus,
 						  struct mei_me_client *me_cl)
@@ -1361,7 +1445,7 @@ static bool mei_cl_bus_dev_setup(struct mei_device *bus,
  *
  * @cldev: me client device
  *
- * Return: 0 on success; < 0 on failre
+ * Return: 0 on success; < 0 on failure
  */
 static int mei_cl_bus_dev_add(struct mei_cl_device *cldev)
 {
-- 
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