[RFC PATCH 2/2] fdomain: Fix compilation

From: Ondrej Zary
Date: Sun Apr 07 2019 - 15:02:55 EST


Remove usage of scsi_module.c, .use_clustering and scsi_(un)register.
This allows the driver to compile and also work (tested with PCI card).

Signed-off-by: Ondrej Zary <linux@xxxxxxx>
---
drivers/scsi/fdomain.c | 48 ++++++++++++++++++++++++++++----------
drivers/scsi/pcmcia/fdomain_stub.c | 2 +-
2 files changed, 37 insertions(+), 13 deletions(-)

diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c
index ebbe5a3e665d..fe9e373c27a8 100644
--- a/drivers/scsi/fdomain.c
+++ b/drivers/scsi/fdomain.c
@@ -415,6 +415,7 @@ static char * fdomain = NULL;
module_param(fdomain, charp, 0);

#ifndef PCMCIA
+static struct Scsi_Host *fdomain_shost;

static unsigned long addresses[] = {
0xc8000,
@@ -959,7 +960,7 @@ struct Scsi_Host *__fdomain_16x0_detect(struct scsi_host_template *tpnt )
/* Print out a banner here in case we can't
get resources. */

- shpnt = scsi_register( tpnt, 0 );
+ shpnt = scsi_host_alloc( tpnt, 0 );
if(shpnt == NULL) {
release_region(port_base, 0x10);
return NULL;
@@ -1003,13 +1004,6 @@ struct Scsi_Host *__fdomain_16x0_detect(struct scsi_host_template *tpnt )
return NULL;
}

-static int fdomain_16x0_detect(struct scsi_host_template *tpnt)
-{
- if (fdomain)
- fdomain_setup(fdomain);
- return (__fdomain_16x0_detect(tpnt) != NULL);
-}
-
static const char *fdomain_16x0_info( struct Scsi_Host *ignore )
{
static char buffer[128];
@@ -1739,6 +1733,7 @@ static int fdomain_16x0_biosparam(struct scsi_device *sdev,
return 0;
}

+#ifndef PCMCIA
static int fdomain_16x0_release(struct Scsi_Host *shpnt)
{
if (shpnt->irq)
@@ -1749,22 +1744,21 @@ static int fdomain_16x0_release(struct Scsi_Host *shpnt)
pci_dev_put(PCI_dev);
return 0;
}
+#endif

struct scsi_host_template fdomain_driver_template = {
.module = THIS_MODULE,
.name = "fdomain",
.proc_name = "fdomain",
- .detect = fdomain_16x0_detect,
.info = fdomain_16x0_info,
.queuecommand = fdomain_16x0_queue,
.eh_abort_handler = fdomain_16x0_abort,
.eh_host_reset_handler = fdomain_16x0_host_reset,
.bios_param = fdomain_16x0_biosparam,
- .release = fdomain_16x0_release,
.can_queue = 1,
.this_id = 6,
.sg_tablesize = 64,
- .use_clustering = DISABLE_CLUSTERING,
+ .dma_boundary = PAGE_SIZE - 1,
};

#ifndef PCMCIA
@@ -1778,6 +1772,36 @@ static struct pci_device_id fdomain_pci_tbl[] = {
MODULE_DEVICE_TABLE(pci, fdomain_pci_tbl);
#endif
#define driver_template fdomain_driver_template
-#include "scsi_module.c"
+
+static int __init fdomain_16x0_init(void)
+{
+ int ret;
+
+ if (fdomain)
+ fdomain_setup(fdomain);
+ fdomain_shost = __fdomain_16x0_detect(&driver_template);
+ if (!fdomain_shost)
+ return -ENODEV;
+
+ ret = scsi_add_host(fdomain_shost, NULL);
+ if (ret)
+ goto fail;
+ scsi_scan_host(fdomain_shost);
+
+ return 0;
+fail:
+ scsi_remove_host(fdomain_shost);
+ return ret;
+}
+
+static void __exit fdomain_16x0_exit(void)
+{
+ scsi_remove_host(fdomain_shost);
+ fdomain_16x0_release(fdomain_shost);
+ scsi_host_put(fdomain_shost);
+}
+
+module_init(fdomain_16x0_init);
+module_exit(fdomain_16x0_exit);

#endif
diff --git a/drivers/scsi/pcmcia/fdomain_stub.c b/drivers/scsi/pcmcia/fdomain_stub.c
index 953a792150ae..5febbb7d611b 100644
--- a/drivers/scsi/pcmcia/fdomain_stub.c
+++ b/drivers/scsi/pcmcia/fdomain_stub.c
@@ -166,7 +166,7 @@ static void fdomain_release(struct pcmcia_device *link)

scsi_remove_host(info->host);
pcmcia_disable_device(link);
- scsi_unregister(info->host);
+ scsi_host_put(info->host);
}

/*====================================================================*/
--
Ondrej Zary