From fe857bb40fb6788afe6b12b1df50b94e2d363c89 Mon Sep 17 00:00:00 2001 From: Dexuan Cui Date: Sun, 23 Sep 2018 21:10:41 +0000 Subject: Drivers: hv: vmbus: Fix the descriptions of some function parameters No functional change. Added descriptions for some parameters. Fixed some typos. Removed some out-of-date comments. Signed-off-by: Dexuan Cui Cc: Jonathan Corbet Cc: linux-doc@vger.kernel.org Cc: K. Y. Srinivasan Cc: Haiyang Zhang Cc: Stephen Hemminger Signed-off-by: K. Y. Srinivasan Signed-off-by: Greg Kroah-Hartman --- drivers/hv/channel.c | 24 +++++++++++++----------- drivers/hv/channel_mgmt.c | 23 +++++++++-------------- 2 files changed, 22 insertions(+), 25 deletions(-) (limited to 'drivers/hv') diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index ddadb7efd1cc..de8193f3b838 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -743,15 +743,16 @@ EXPORT_SYMBOL_GPL(vmbus_close); /** * vmbus_sendpacket() - Send the specified buffer on the given channel - * @channel: Pointer to vmbus_channel structure. - * @buffer: Pointer to the buffer you want to receive the data into. - * @bufferlen: Maximum size of what the the buffer will hold + * @channel: Pointer to vmbus_channel structure + * @buffer: Pointer to the buffer you want to send the data from. + * @bufferlen: Maximum size of what the buffer holds. * @requestid: Identifier of the request - * @type: Type of packet that is being send e.g. negotiate, time - * packet etc. + * @type: Type of packet that is being sent e.g. negotiate, time + * packet etc. + * @flags: 0 or VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED * - * Sends data in @buffer directly to hyper-v via the vmbus - * This will send the data unparsed to hyper-v. + * Sends data in @buffer directly to Hyper-V via the vmbus. + * This will send the data unparsed to Hyper-V. * * Mainly used by Hyper-V drivers. */ @@ -884,12 +885,13 @@ int vmbus_sendpacket_mpb_desc(struct vmbus_channel *channel, EXPORT_SYMBOL_GPL(vmbus_sendpacket_mpb_desc); /** - * vmbus_recvpacket() - Retrieve the user packet on the specified channel - * @channel: Pointer to vmbus_channel structure. + * __vmbus_recvpacket() - Retrieve the user packet on the specified channel + * @channel: Pointer to vmbus_channel structure * @buffer: Pointer to the buffer you want to receive the data into. - * @bufferlen: Maximum size of what the the buffer will hold - * @buffer_actual_len: The actual size of the data after it was received + * @bufferlen: Maximum size of what the buffer can hold. + * @buffer_actual_len: The actual size of the data after it was received. * @requestid: Identifier of the request + * @raw: true means keep the vmpacket_descriptor header in the received data. * * Receives directly from the hyper-v vmbus and puts the data it received * into Buffer. This will receive the data unparsed from hyper-v. diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index b7c48ebdf6a1..6f3e6af5e891 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -198,24 +198,19 @@ static u16 hv_get_dev_type(const struct vmbus_channel *channel) } /** - * vmbus_prep_negotiate_resp() - Create default response for Hyper-V Negotiate message + * vmbus_prep_negotiate_resp() - Create default response for Negotiate message * @icmsghdrp: Pointer to msg header structure - * @icmsg_negotiate: Pointer to negotiate message structure * @buf: Raw buffer channel data + * @fw_version: The framework versions we can support. + * @fw_vercnt: The size of @fw_version. + * @srv_version: The service versions we can support. + * @srv_vercnt: The size of @srv_version. + * @nego_fw_version: The selected framework version. + * @nego_srv_version: The selected service version. * - * @icmsghdrp is of type &struct icmsg_hdr. - * Set up and fill in default negotiate response message. - * - * The fw_version and fw_vercnt specifies the framework version that - * we can support. - * - * The srv_version and srv_vercnt specifies the service - * versions we can support. - * - * Versions are given in decreasing order. - * - * nego_fw_version and nego_srv_version store the selected protocol versions. + * Note: Versions are given in decreasing order. * + * Set up and fill in default negotiate response message. * Mainly used by Hyper-V drivers. */ bool vmbus_prep_negotiate_resp(struct icmsg_hdr *icmsghdrp, -- cgit v1.2.3-55-g7522