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greybus: send messages, not gbufs 

Rework greybus_submit_gbuf() to be oriented toward an operation
message rather than a gbuf, and rename it accordingly.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
This commit is contained in:
Alex Elder 2014-11-18 13:26:48 -06:00 committed by Greg Kroah-Hartman
parent 6a70736aca
commit 002fe66a7d
1 changed files with 14 additions and 10 deletions
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24
drivers/staging/greybus/operation.c
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@ -103,17 +103,21 @@ gb_pending_operation_find(struct gb_connection *connection, u16 id)
return found ? operation : NULL;
}
static int greybus_submit_gbuf(struct gbuf *gbuf, gfp_t gfp_mask)
static int gb_message_send(struct gb_message *message, gfp_t gfp_mask)
{
gbuf->status = -EINPROGRESS;
gbuf->hcd_data = gbuf->hd->driver->buffer_send(gbuf->hd,
gbuf->dest_cport_id, gbuf->transfer_buffer,
gbuf->transfer_buffer_length, gfp_mask);
if (IS_ERR(gbuf->hcd_data)) {
gbuf->status = PTR_ERR(gbuf->hcd_data);
gbuf->hcd_data = NULL;
struct greybus_host_device *hd = message->gbuf.hd;
return gbuf->status;
message->gbuf.status = -EINPROGRESS;
message->gbuf.hcd_data = hd->driver->buffer_send(hd,
message->gbuf.dest_cport_id,
message->gbuf.transfer_buffer,
message->gbuf.transfer_buffer_length,
gfp_mask);
if (IS_ERR(message->gbuf.hcd_data)) {
message->gbuf.status = PTR_ERR(message->gbuf.hcd_data);
message->gbuf.hcd_data = NULL;
return message->gbuf.status;
}
return 0;
}
@ -390,7 +394,7 @@ int gb_operation_request_send(struct gb_operation *operation,
*/
operation->callback = callback;
gb_pending_operation_insert(operation);
ret = greybus_submit_gbuf(&operation->request.gbuf, GFP_KERNEL);
ret = gb_message_send(&operation->request, GFP_KERNEL);
if (ret)
return ret;