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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] sndif: Make requests and responses 64 octets long
commit 3b7d3613a34ad6f0deeff211863578aaca0e3cd9
Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
AuthorDate: Fri Mar 16 11:58:20 2018 +0200
Commit: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
CommitDate: Thu Apr 12 12:56:59 2018 -0400
sndif: Make requests and responses 64 octets long
Extend the size of the requests and responses to 64 octets.
Bump protocol version to 2.
Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Release-acked-by: Juergen Gross <jgross@xxxxxxxx>
---
xen/include/public/io/sndif.h | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/xen/include/public/io/sndif.h b/xen/include/public/io/sndif.h
index 916be1d3a1..ec47ff990f 100644
--- a/xen/include/public/io/sndif.h
+++ b/xen/include/public/io/sndif.h
@@ -41,7 +41,7 @@
* Protocol version
******************************************************************************
*/
-#define XENSND_PROTOCOL_VERSION 1
+#define XENSND_PROTOCOL_VERSION 2
/*
******************************************************************************
@@ -533,7 +533,7 @@
*
*---------------------------------- Requests ---------------------------------
*
- * All request packets have the same length (32 octets)
+ * All request packets have the same length (64 octets)
* All request packets have common header:
* 0 1 2 3 octet
* +----------------+----------------+----------------+----------------+
@@ -570,7 +570,7 @@
* +----------------+----------------+----------------+----------------+
* |/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/|
* +----------------+----------------+----------------+----------------+
- * | reserved | 32
+ * | reserved | 64
* +----------------+----------------+----------------+----------------+
*
* pcm_rate - uint32_t, stream data rate, Hz
@@ -639,7 +639,7 @@ struct xensnd_page_directory {
* +----------------+----------------+----------------+----------------+
* |/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/|
* +----------------+----------------+----------------+----------------+
- * | reserved | 32
+ * | reserved | 64
* +----------------+----------------+----------------+----------------+
*
* Request read/write - used for read (for capture) or write (for playback):
@@ -657,7 +657,7 @@ struct xensnd_page_directory {
* +----------------+----------------+----------------+----------------+
* |/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/|
* +----------------+----------------+----------------+----------------+
- * | reserved | 32
+ * | reserved | 64
* +----------------+----------------+----------------+----------------+
*
* operation - XENSND_OP_READ for read or XENSND_OP_WRITE for write
@@ -684,7 +684,7 @@ struct xensnd_rw_req {
* +----------------+----------------+----------------+----------------+
* |/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/|
* +----------------+----------------+----------------+----------------+
- * | reserved | 32
+ * | reserved | 64
* +----------------+----------------+----------------+----------------+
*
* operation - XENSND_OP_SET_VOLUME for volume set
@@ -726,7 +726,7 @@ struct xensnd_rw_req {
* +----------------+----------------+----------------+----------------+
* |/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/|
* +----------------+----------------+----------------+----------------+
- * | reserved | 32
+ * | reserved | 64
* +----------------+----------------+----------------+----------------+
*
* operation - XENSND_OP_MUTE for mute or XENSND_OP_UNMUTE for unmute
@@ -759,7 +759,7 @@ struct xensnd_rw_req {
/*
*---------------------------------- Responses --------------------------------
*
- * All response packets have the same length (32 octets)
+ * All response packets have the same length (64 octets)
*
* Response for all requests:
* 0 1 2 3 octet
@@ -772,7 +772,7 @@ struct xensnd_rw_req {
* +----------------+----------------+----------------+----------------+
* |/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/|
* +----------------+----------------+----------------+----------------+
- * | reserved | 32
+ * | reserved | 64
* +----------------+----------------+----------------+----------------+
*
* id - uint16_t, copied from the request
@@ -787,7 +787,7 @@ struct xensnd_req {
union {
struct xensnd_open_req open;
struct xensnd_rw_req rw;
- uint8_t reserved[24];
+ uint8_t reserved[56];
} op;
};
@@ -796,7 +796,7 @@ struct xensnd_resp {
uint8_t operation;
uint8_t reserved;
int32_t status;
- uint8_t reserved1[24];
+ uint8_t reserved1[56];
};
DEFINE_RING_TYPES(xen_sndif, struct xensnd_req, struct xensnd_resp);
--
generated by git-patchbot for /home/xen/git/xen.git#master
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