From 5c56176318c8a602fa78813ac273f16a10278a2d Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Wed, 14 Jun 2017 21:28:45 -0600 Subject: dm: scsi: Split out the bus scanning code Split out the code that scans a single SCSI bus into a separate function. This will allow it to be used from driver model. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- drivers/scsi/scsi.c | 35 +++++++++++++++++++++++------------ 1 file changed, 23 insertions(+), 12 deletions(-) (limited to 'drivers/scsi') diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 80c5ce699e..2b87548bd3 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -601,9 +601,30 @@ static int do_scsi_scan_one(struct udevice *dev, int id, int lun, bool verbose) return 0; } +int scsi_scan_dev(struct udevice *dev, bool verbose) +{ + struct scsi_platdata *uc_plat; /* scsi controller platdata */ + int ret; + int i; + int lun; + + /* probe SCSI controller driver */ + ret = device_probe(dev); + if (ret) + return ret; + + /* Get controller platdata */ + uc_plat = dev_get_uclass_platdata(dev); + + for (i = 0; i < uc_plat->max_id; i++) + for (lun = 0; lun < uc_plat->max_lun; lun++) + do_scsi_scan_one(dev, i, lun, verbose); + + return 0; +} + int scsi_scan(bool verbose) { - unsigned char i, lun; struct uclass *uc; struct udevice *dev; /* SCSI controller */ int ret; @@ -618,19 +639,9 @@ int scsi_scan(bool verbose) return ret; uclass_foreach_dev(dev, uc) { - struct scsi_platdata *plat; /* scsi controller platdata */ - - /* probe SCSI controller driver */ - ret = device_probe(dev); + ret = scsi_scan_dev(dev, verbose); if (ret) return ret; - - /* Get controller platdata */ - plat = dev_get_uclass_platdata(dev); - - for (i = 0; i < plat->max_id; i++) - for (lun = 0; lun < plat->max_lun; lun++) - do_scsi_scan_one(dev, i, lun, verbose); } return 0; -- cgit v1.2.3