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authorChristoph Hellwig <hch@lst.de>2005-06-28 16:49:44 +0200
committerJames Bottomley <jejb@titanic.(none)>2005-07-11 12:43:09 -0500
commitdfd287f6ee9be1e3ae8fe1160c185aac6ca83c6a (patch)
tree1fbe2c728b84fad009b34693b1b0797e79eca90d /drivers/scsi/aic7xxx
parent7f602c53939fdb1bca12151a28f9b90cde046fb1 (diff)
[SCSI] aic7xxx: sane pci probing
always probe in bus order, avoid any reordering Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/aic7xxx')
-rw-r--r--drivers/scsi/aic7xxx/aic7770_osm.c3
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm.c75
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm.h1
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm_pci.c3
4 files changed, 22 insertions, 60 deletions
diff --git a/drivers/scsi/aic7xxx/aic7770_osm.c b/drivers/scsi/aic7xxx/aic7770_osm.c
index d4ed5e9f830..70c5fb59c9e 100644
--- a/drivers/scsi/aic7xxx/aic7770_osm.c
+++ b/drivers/scsi/aic7xxx/aic7770_osm.c
@@ -102,8 +102,7 @@ aic7770_probe(struct device *dev)
dev_set_drvdata(dev, ahc);
- if (aic7xxx_detect_complete)
- error = ahc_linux_register_host(ahc, &aic7xxx_driver_template);
+ error = ahc_linux_register_host(ahc, &aic7xxx_driver_template);
return (error);
}
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index cf37e8c0760..f94a67be0be 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -338,13 +338,6 @@ static uint32_t aic7xxx_pci_parity = ~0;
uint32_t aic7xxx_allow_memio = ~0;
/*
- * aic7xxx_detect() has been run, so register all device arrivals
- * immediately with the system rather than deferring to the sorted
- * attachment performed by aic7xxx_detect().
- */
-int aic7xxx_detect_complete;
-
-/*
* So that we can set how long each device is given as a selection timeout.
* The table of values goes like this:
* 0 - 256ms
@@ -476,48 +469,6 @@ ahc_linux_map_seg(struct ahc_softc *ahc, struct scb *scb,
}
/*
- * Try to detect an Adaptec 7XXX controller.
- */
-static int
-ahc_linux_detect(struct scsi_host_template *template)
-{
- struct ahc_softc *ahc;
- int found = 0;
-
- /*
- * If we've been passed any parameters, process them now.
- */
- if (aic7xxx)
- aic7xxx_setup(aic7xxx);
-
- template->proc_name = "aic7xxx";
-
- /*
- * Initialize our softc list lock prior to
- * probing for any adapters.
- */
- ahc_list_lockinit();
-
- found = ahc_linux_pci_init();
- if (!ahc_linux_eisa_init())
- found++;
-
- /*
- * Register with the SCSI layer all
- * controllers we've found.
- */
- TAILQ_FOREACH(ahc, &ahc_tailq, links) {
-
- if (ahc_linux_register_host(ahc, template) == 0)
- found++;
- }
-
- aic7xxx_detect_complete++;
-
- return (found);
-}
-
-/*
* Return a string describing the driver.
*/
static const char *
@@ -848,6 +799,7 @@ ahc_linux_bus_reset(struct scsi_cmnd *cmd)
struct scsi_host_template aic7xxx_driver_template = {
.module = THIS_MODULE,
.name = "aic7xxx",
+ .proc_name = "aic7xxx",
.proc_info = ahc_linux_proc_info,
.info = ahc_linux_info,
.queuecommand = ahc_linux_queue,
@@ -2717,18 +2669,31 @@ static struct spi_function_template ahc_linux_transport_functions = {
static int __init
ahc_linux_init(void)
{
- ahc_linux_transport_template = spi_attach_transport(&ahc_linux_transport_functions);
+ /*
+ * If we've been passed any parameters, process them now.
+ */
+ if (aic7xxx)
+ aic7xxx_setup(aic7xxx);
+
+ ahc_linux_transport_template =
+ spi_attach_transport(&ahc_linux_transport_functions);
if (!ahc_linux_transport_template)
return -ENODEV;
+
scsi_transport_reserve_target(ahc_linux_transport_template,
sizeof(struct ahc_linux_target));
scsi_transport_reserve_device(ahc_linux_transport_template,
sizeof(struct ahc_linux_device));
- if (ahc_linux_detect(&aic7xxx_driver_template))
- return 0;
- spi_release_transport(ahc_linux_transport_template);
- ahc_linux_exit();
- return -ENODEV;
+
+ /*
+ * Initialize our softc list lock prior to
+ * probing for any adapters.
+ */
+ ahc_list_lockinit();
+
+ ahc_linux_pci_init();
+ ahc_linux_eisa_init();
+ return 0;
}
static void
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h
index 8ffe2d3e1d9..5c0c9f9725b 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.h
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h
@@ -132,7 +132,6 @@ typedef struct scsi_cmnd *ahc_io_ctx_t;
/************************* Configuration Data *********************************/
extern u_int aic7xxx_no_probe;
extern u_int aic7xxx_allow_memio;
-extern int aic7xxx_detect_complete;
extern struct scsi_host_template aic7xxx_driver_template;
/***************************** Bus Space/DMA **********************************/
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
index 89d737ee551..45ad438c994 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
@@ -208,8 +208,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return (-error);
}
pci_set_drvdata(pdev, ahc);
- if (aic7xxx_detect_complete)
- ahc_linux_register_host(ahc, &aic7xxx_driver_template);
+ ahc_linux_register_host(ahc, &aic7xxx_driver_template);
return (0);
}