- Switch the EISA probing to the driver model.
- Factor out the guts of advansys_pci_remove() so that
advansys_eisa_remove() can use it.
- Update the FIXME now that we use the correct driver model probing API
Signed-off-by: Matthew Wilcox <[EMAIL PROTECTED]>
---
drivers/scsi/advansys.c | 188 +++++++++++++++++++++++------------------------
1 files changed, 93 insertions(+), 95 deletions(-)
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index b56f6c5..48dc28d 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -769,6 +769,7 @@
#include <linux/proc_fs.h>
#include <linux/init.h>
#include <linux/blkdev.h>
+#include <linux/eisa.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
#include <linux/dma-mapping.h>
@@ -783,13 +784,9 @@
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
-/* FIXME: (by [EMAIL PROTECTED]) This warning is present for two
- * reasons:
+/* FIXME: (by [EMAIL PROTECTED])
*
- * 1) This driver badly needs converting to the correct driver model
- * probing API
- *
- * 2) Although all of the necessary command mapping places have the
+ * Although all of the necessary command mapping places have the
* appropriate dma_map.. APIs, the driver still processes its internal
* queue using bus_to_virt() and virt_to_bus() which are illegal under
* the API. The entire queue processing structure will need to be
@@ -1787,16 +1784,10 @@ typedef struct asceep_config {
#define ASC_1000_ID0W 0x04C1
#define ASC_1000_ID0W_FIX 0x00C1
#define ASC_1000_ID1B 0x25
-#define ASC_EISA_BIG_IOP_GAP (0x1C30-0x0C50)
-#define ASC_EISA_SMALL_IOP_GAP (0x0020)
-#define ASC_EISA_MIN_IOP_ADDR (0x0C30)
-#define ASC_EISA_MAX_IOP_ADDR (0xFC50)
#define ASC_EISA_REV_IOP_MASK (0x0C83)
#define ASC_EISA_PID_IOP_MASK (0x0C80)
#define ASC_EISA_CFG_IOP_MASK (0x0C86)
#define ASC_GET_EISA_SLOT(iop) (PortAddr)((iop) & 0xF000)
-#define ASC_EISA_ID_740 0x01745004UL
-#define ASC_EISA_ID_750 0x01755004UL
#define INS_HALTINT (ushort)0x6281
#define INS_HALT (ushort)0x6280
#define INS_SINT (ushort)0x6200
@@ -1943,8 +1934,6 @@ static int AscIsrQDone(ASC_DVC_VAR *);
static int AscCompareString(uchar *, uchar *, int);
#ifdef CONFIG_ISA
static ushort AscGetEisaChipCfg(PortAddr);
-static ASC_DCNT AscGetEisaProductID(PortAddr);
-static PortAddr AscSearchIOPortAddrEISA(PortAddr);
static PortAddr AscSearchIOPortAddr11(PortAddr);
static PortAddr AscSearchIOPortAddr(PortAddr, ushort);
static void AscSetISAPNPWaitForKey(void);
@@ -3418,7 +3407,7 @@ typedef struct {
#define ASC_NUM_BOARD_SUPPORTED 16
#define ASC_NUM_IOPORT_PROBE 4
-#define ASC_NUM_BUS 3
+#define ASC_NUM_BUS 2
/* Reference Scsi_Host hostdata */
#define ASC_BOARDP(host) ((asc_board_t *) &((host)->hostdata))
@@ -3869,7 +3858,6 @@ static ASC_SG_HEAD asc_sg_head = { 0 };
static ushort asc_bus[ASC_NUM_BUS] __initdata = {
ASC_IS_ISA,
ASC_IS_VL,
- ASC_IS_EISA,
};
static int asc_iopflag = ASC_FALSE;
@@ -3879,7 +3867,6 @@ static int asc_ioport[ASC_NUM_IOPORT_PROBE] = { 0, 0, 0,
0 };
static char *asc_bus_name[ASC_NUM_BUS] = {
"ASC_IS_ISA",
"ASC_IS_VL",
- "ASC_IS_EISA",
};
static int asc_dbglvl = 3;
@@ -8300,12 +8287,6 @@ static PortAddr __init AscSearchIOPortAddr(PortAddr
iop_beg, ushort bus_type)
}
return (0);
}
- if (bus_type & ASC_IS_EISA) {
- if ((iop_beg = AscSearchIOPortAddrEISA(iop_beg)) != 0) {
- return (iop_beg);
- }
- return (0);
- }
return (0);
}
@@ -10315,57 +10296,6 @@ static void DvcDelayNanoSecond(ASC_DVC_VAR *asc_dvc,
ASC_DCNT nano_sec)
udelay((nano_sec + 999) / 1000);
}
-#ifdef CONFIG_ISA
-static ASC_DCNT __init AscGetEisaProductID(PortAddr iop_base)
-{
- PortAddr eisa_iop;
- ushort product_id_high, product_id_low;
- ASC_DCNT product_id;
-
- eisa_iop = ASC_GET_EISA_SLOT(iop_base) | ASC_EISA_PID_IOP_MASK;
- product_id_low = inpw(eisa_iop);
- product_id_high = inpw(eisa_iop + 2);
- product_id = ((ASC_DCNT) product_id_high << 16) |
- (ASC_DCNT) product_id_low;
- return (product_id);
-}
-
-static PortAddr __init AscSearchIOPortAddrEISA(PortAddr iop_base)
-{
- ASC_DCNT eisa_product_id;
-
- if (iop_base == 0) {
- iop_base = ASC_EISA_MIN_IOP_ADDR;
- } else {
- if (iop_base == ASC_EISA_MAX_IOP_ADDR)
- return (0);
- if ((iop_base & 0x0050) == 0x0050) {
- iop_base += ASC_EISA_BIG_IOP_GAP;
- } else {
- iop_base += ASC_EISA_SMALL_IOP_GAP;
- }
- }
- while (iop_base <= ASC_EISA_MAX_IOP_ADDR) {
- eisa_product_id = AscGetEisaProductID(iop_base);
- if ((eisa_product_id == ASC_EISA_ID_740) ||
- (eisa_product_id == ASC_EISA_ID_750)) {
- if (AscFindSignature(iop_base)) {
- inpw(iop_base + 4);
- return (iop_base);
- }
- }
- if (iop_base == ASC_EISA_MAX_IOP_ADDR)
- return (0);
- if ((iop_base & 0x0050) == 0x0050) {
- iop_base += ASC_EISA_BIG_IOP_GAP;
- } else {
- iop_base += ASC_EISA_SMALL_IOP_GAP;
- }
- }
- return (0);
-}
-#endif /* CONFIG_ISA */
-
static int AscStartChip(PortAddr iop_base)
{
AscSetChipControl(iop_base, 0);
@@ -18685,12 +18615,6 @@ static int __init advansys_detect(void)
#endif /* CONFIG_ISA */
break;
- case ASC_IS_EISA:
-#ifdef CONFIG_ISA
- iop = AscSearchIOPortAddr(iop, asc_bus[bus]);
-#endif /* CONFIG_ISA */
- break;
-
default:
ASC_PRINT1
("advansys_detect: unknown bus type: %d\n",
@@ -18756,6 +18680,88 @@ static int advansys_release(struct Scsi_Host *shost)
return 0;
}
+static void __devexit advansys_remove(struct Scsi_Host *shost)
+{
+ int i;
+ scsi_remove_host(shost);
+ advansys_release(shost);
+
+ for (i = 0; i < asc_board_count; i++) {
+ if (asc_host[i] == shost) {
+ asc_host[i] = NULL;
+ break;
+ }
+ }
+}
+
+static struct eisa_device_id advansys_eisa_table[] __devinitdata = {
+ { "ABP7401" },
+ { "ABP7501" },
+ { "" }
+};
+
+MODULE_DEVICE_TABLE(eisa, advansys_eisa_table);
+
+/*
+ * EISA is a little more tricky than PCI; each EISA device may have two
+ * channels, and this driver is written to make each channel its own Scsi_Host
+ */
+struct eisa_scsi_data {
+ struct Scsi_Host *host[2];
+};
+
+static int __devinit advansys_eisa_probe(struct device *dev)
+{
+ int i, ioport;
+ int err = -ENODEV;
+ struct eisa_device *edev = to_eisa_device(dev);
+
+ struct eisa_scsi_data *data = kzalloc(sizeof(*data), GFP_KERNEL);
+ ioport = edev->base_addr + 0xc30;
+
+ for (i = 0; i < 2; i++, ioport += 0x20) {
+ if (!AscFindSignature(ioport))
+ continue;
+ inw(ioport + 4);
+ data->host[i] = advansys_board_found(ioport, dev, ASC_IS_EISA);
+ if (data->host[i])
+ err = 0;
+ }
+
+ if (err) {
+ kfree(data);
+ } else {
+ dev_set_drvdata(dev, data);
+ }
+
+ return err;
+}
+
+static __devexit int advansys_eisa_remove(struct device *dev)
+{
+ int i, ioport;
+ struct eisa_scsi_data *data = dev_get_drvdata(dev);
+
+ for (i = 0; i < 2; i++) {
+ struct Scsi_Host *shost = data->host[i];
+ if (!shost)
+ continue;
+ ioport = shost->io_port;
+ advansys_remove(data->host[i]);
+ }
+
+ return 0;
+}
+
+static struct eisa_driver advansys_eisa_driver = {
+ .id_table = advansys_eisa_table,
+ .driver = {
+ .name = "advansys",
+ .probe = advansys_eisa_probe,
+ .remove = __devexit_p(advansys_eisa_remove),
+ }
+};
+
/* PCI Devices supported by this driver */
static struct pci_device_id advansys_pci_tbl[] __devinitdata = {
{PCI_VENDOR_ID_ASP, PCI_DEVICE_ID_ASP_1200A,
@@ -18799,18 +18805,7 @@ advansys_pci_probe(struct pci_dev *pdev, const struct
pci_device_id *ent)
static void __devexit advansys_pci_remove(struct pci_dev *pdev)
{
- int i;
- struct Scsi_Host *shost = pci_get_drvdata(pdev);
- scsi_remove_host(shost);
- advansys_release(shost);
-
- for (i = 0; i < asc_board_count; i++) {
- if (asc_host[i] == shost) {
- asc_host[i] = NULL;
- break;
- }
- }
-
+ advansys_remove(pci_get_drvdata(pdev));
pci_disable_device(pdev);
}
@@ -18825,11 +18820,13 @@ static int __init advansys_init(void)
{
int count, error;
count = advansys_detect();
- error = pci_register_driver(&advansys_pci_driver);
+ error = eisa_driver_register(&advansys_eisa_driver);
+ if (!error)
+ error = pci_register_driver(&advansys_pci_driver);
/*
- * If we found some ISA, EISA or VLB devices, we must not fail.
- * We may not drive any PCI devices, but it's better to drive
+ * If we found some ISA or VLB devices, we must not fail.
+ * We may not drive any EISA or PCI devices, but it's better to drive
* the cards that we successfully discovered than none at all.
*/
if (count > 0)
@@ -18842,6 +18839,7 @@ static void __exit advansys_exit(void)
int i;
pci_unregister_driver(&advansys_pci_driver);
+ eisa_driver_unregister(&advansys_eisa_driver);
for (i = 0; i < asc_board_count; i++) {
struct Scsi_Host *host = asc_host[i];
--
1.4.4.4
-
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