]> git.sur5r.net Git - u-boot/commitdiff
scsi: make the LUN a parameter of scsi_detect_dev()
authorJean-Jacques Hiblot <jjhiblot@ti.com>
Fri, 7 Apr 2017 11:42:06 +0000 (13:42 +0200)
committerSimon Glass <sjg@chromium.org>
Sat, 15 Apr 2017 01:38:57 +0000 (19:38 -0600)
This is a cosmetic change. target and LUN have kind of the same role in
this function. One of them was passed as a parameter and the other was
embedded in a structure. For consistency, pass both of them as parameters.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
common/scsi.c

index fb5b407f6b1532d5f82234304ce488936a4c9645..d55ba892a6fef22109897a8621b4be2d8446a305 100644 (file)
@@ -473,14 +473,15 @@ static void scsi_init_dev_desc(struct blk_desc *dev_desc, int devnum)
  * scsi_detect_dev - Detect scsi device
  *
  * @target: target id
+ * @lun: target lun
  * @dev_desc: block device description
  *
  * The scsi_detect_dev detects and fills a dev_desc structure when the device is
- * detected. The LUN number is taken from the struct blk_desc *dev_desc.
+ * detected.
  *
  * Return: 0 on success, error value otherwise
  */
-static int scsi_detect_dev(int target, struct blk_desc *dev_desc)
+static int scsi_detect_dev(int target, int lun, struct blk_desc *dev_desc)
 {
        unsigned char perq, modi;
        lbaint_t capacity;
@@ -488,7 +489,7 @@ static int scsi_detect_dev(int target, struct blk_desc *dev_desc)
        ccb *pccb = (ccb *)&tempccb;
 
        pccb->target = target;
-       pccb->lun = dev_desc->lun;
+       pccb->lun = lun;
        pccb->pdata = (unsigned char *)&tempbuff;
        pccb->datalen = 512;
        scsi_setup_inquiry(pccb);
@@ -599,8 +600,7 @@ int scsi_scan(int mode)
                                bdesc = dev_get_uclass_platdata(bdev);
 
                                scsi_init_dev_desc_priv(bdesc);
-                               bdesc->lun = lun;
-                               ret = scsi_detect_dev(i, bdesc);
+                               ret = scsi_detect_dev(i, lun, bdesc);
                                if (ret) {
                                        device_unbind(bdev);
                                        continue;
@@ -630,8 +630,8 @@ int scsi_scan(int mode)
        scsi_max_devs = 0;
        for (i = 0; i < CONFIG_SYS_SCSI_MAX_SCSI_ID; i++) {
                for (lun = 0; lun < CONFIG_SYS_SCSI_MAX_LUN; lun++) {
-                       scsi_dev_desc[scsi_max_devs].lun = lun;
-                       ret = scsi_detect_dev(i, &scsi_dev_desc[scsi_max_devs]);
+                       ret = scsi_detect_dev(i, lun,
+                                             &scsi_dev_desc[scsi_max_devs]);
                        if (ret)
                                continue;