[PATCH spice-gtk 27/44] fixup! usb-redir: add files for SCSI and USB MSC implementation

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

Add some comments to code
---
 src/cd-usb-bulk-msd.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/cd-usb-bulk-msd.c b/src/cd-usb-bulk-msd.c
index 41e210f0..61c15a75 100644
--- a/src/cd-usb-bulk-msd.c
+++ b/src/cd-usb-bulk-msd.c
@@ -44,6 +44,7 @@ typedef enum UsbCdState {
     USB_CD_STATE_TARGET_RESET /* reset of entire target */
 } UsbCdState;
 
+/* USB MSD Command Block Wrapper */
 struct __attribute__((__packed__)) UsbCdCBW {
     uint32_t sig;
     uint32_t tag;
@@ -54,6 +55,7 @@ struct __attribute__((__packed__)) UsbCdCBW {
     uint8_t cmd[16]; /* scsi command to perform */
 };
 
+/* USB MSD Command Status Wrapper */
 struct __attribute__((__packed__)) UsbCdCSW {
     uint32_t sig;
     uint32_t tag;
@@ -61,6 +63,7 @@ struct __attribute__((__packed__)) UsbCdCSW {
     uint8_t status;
 };
 
+/* UsbCdCSW::status */
 typedef enum UsbMsdStatus {
     USB_MSD_STATUS_GOOD = 0,
     USB_MSD_STATUS_FAILED = 1,
@@ -158,6 +161,7 @@ int cd_usb_bulk_msd_realize(UsbCdBulkMsdDevice *cd, uint32_t lun,
     }
 
     if (cd->state == USB_CD_STATE_INIT) {
+        /* wait next request */
         cd_usb_bulk_msd_set_state(cd, USB_CD_STATE_CBW);
         cd_scsi_dev_request_release(cd->scsi_target, &cd->usb_req.scsi_req);
     }
-- 
2.20.1

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