leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

dm: scsi: Scan the actual number of ports

Browse Source 
The scsi_scan_dev() is looping over the number of uc_plat->max_id.
The number of actual ports a AHCI controller has can be greater than
max_id. Update uc_plat->max_id to make SCSI scan all detected ports.

Signed-off-by: Aiden Park <aiden.park@intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Park, Aiden 2019-08-20 16:47:42 +00:00 committed by Tom Rini
parent 5adbc0e5ca
commit bd98e6ae71
1 changed files with 8 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/ata/ahci.c
View File

@ -1167,6 +1167,14 @@ int ahci_probe_scsi(struct udevice *ahci_dev, ulong base)
if (ret)
return ret;
/*
* scsi_scan_dev() scans devices up-to the number of max_id.
* Update max_id if the number of detected ports exceeds max_id.
* This allows SCSI to scan all detected ports.
*/
uc_plat->max_id = max_t(unsigned long, uc_priv->n_ports,
uc_plat->max_id);
return 0;
}