[2.6 patch] drivers/scsi/nsp32.c: remove kernel 2.4 code

Adrian Bunk
2007-04-26T23:49:17Z

This patch removes kernel 2.4 code.

Signed-off-by: Adrian Bunk <bunk@stusta.de>

---

This patch has been sent on:
- 26 Mar 2007

drivers/scsi/nsp32.c | 109 +++++--------------------------------------
1 file changed, 13 insertions(+), 96 deletions(-)

--- linux-2.6.21-rc4-mm1/drivers/scsi/nsp32.c.old 2007-03-25 20:27:34.000000000 +0200
+++ linux-2.6.21-rc4-mm1/drivers/scsi/nsp32.c 2007-03-25 20:31:59.000000000 +0200
@@ -49,10 +49,6 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_ioctl.h>

-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0))
-# include <linux/blk.h>
-#endif
-
#include "nsp32.h"

@@ -199,17 +195,9 @@
static void __exit exit_nsp32 (void);

/* struct struct scsi_host_template */
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
static int nsp32_proc_info (struct Scsi_Host *, char *, char **, off_t, int, int);
-#else
-static int nsp32_proc_info (char *, char **, off_t, int, int, int);
-#endif

-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
static int nsp32_detect (struct pci_dev *pdev);
-#else
-static int nsp32_detect (struct scsi_host_template *);
-#endif
static int nsp32_queuecommand(struct scsi_cmnd *,
void (*done)(struct scsi_cmnd *));
static const char *nsp32_info (struct Scsi_Host *);
@@ -296,15 +284,7 @@
.eh_abort_handler = nsp32_eh_abort,
.eh_bus_reset_handler = nsp32_eh_bus_reset,
.eh_host_reset_handler = nsp32_eh_host_reset,
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,74))
- .detect = nsp32_detect,
- .release = nsp32_release,
-#endif
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,2))
- .use_new_eh_code = 1,
-#else
/* .highmem_io = 1, */
-#endif
};

#include "nsp32_io.h"
@@ -1210,13 +1190,9 @@
unsigned long flags;
int ret;
int handled = 0;
-
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
struct Scsi_Host *host = data->Host;
+
spin_lock_irqsave(host->host_lock, flags);
-#else
- spin_lock_irqsave(&io_request_lock, flags);
-#endif

/*
* IRQ check, then enable IRQ mask
@@ -1480,11 +1456,7 @@
nsp32_write2(base, IRQ_CONTROL, 0);

out2:
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
spin_unlock_irqrestore(host->host_lock, flags);
-#else
- spin_unlock_irqrestore(&io_request_lock, flags);
-#endif

nsp32_dbg(NSP32_DEBUG_INTR, "exit");

@@ -1499,28 +1471,15 @@
nsp32_dbg(NSP32_DEBUG_PROC, "buffer=0x%p pos=0x%p length=%d %d\n", buffer, pos, length, length - (pos - buffer));\
} \
} while(0)
-static int nsp32_proc_info(
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
- struct Scsi_Host *host,
-#endif
- char *buffer,
- char **start,
- off_t offset,
- int length,
-#if !(LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
- int hostno,
-#endif
- int inout)
+
+static int nsp32_proc_info(struct Scsi_Host *host, char *buffer, char **start,
+ off_t offset, int length, int inout)
{
char *pos = buffer;
int thislength;
unsigned long flags;
nsp32_hw_data *data;
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
int hostno;
-#else
- struct Scsi_Host *host;
-#endif
unsigned int base;
unsigned char mode_reg;
int id, speed;
@@ -1531,15 +1490,7 @@
return -EINVAL;
}

-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
hostno = host->host_no;
-#else
- /* search this HBA host */
- host = scsi_host_hn_get(hostno);
- if (host == NULL) {
- return -ESRCH;
- }
-#endif
data = (nsp32_hw_data *)host->hostdata;
base = host->io_port;

@@ -2674,17 +2625,7 @@
* 0x900-0xbff: (map same 0x800-0x8ff I/O port image repeatedly)
* 0xc00-0xfff: CardBus status registers
*/
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
-#define DETECT_OK 0
-#define DETECT_NG 1
-#define PCIDEV pdev
static int nsp32_detect(struct pci_dev *pdev)
-#else
-#define DETECT_OK 1
-#define DETECT_NG 0
-#define PCIDEV (data->Pci)
-static int nsp32_detect(struct scsi_host_template *sht)
-#endif
{
struct Scsi_Host *host; /* registered host structure */
struct resource *res;
@@ -2697,11 +2638,7 @@
/*
* register this HBA as SCSI device
*/
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
host = scsi_host_alloc(&nsp32_template, sizeof(nsp32_hw_data));
-#else
- host = scsi_register(sht, sizeof(nsp32_hw_data));
-#endif
if (host == NULL) {
nsp32_msg (KERN_ERR, "failed to scsi register");
goto err;
@@ -2719,9 +2656,6 @@
host->unique_id = data->BaseAddress;
host->n_io_port = data->NumAddress;
host->base = (unsigned long)data->MmioAddress;
-#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,63))
- scsi_set_pci_device(host, PCIDEV);
-#endif

data->Host = host;
spin_lock_init(&(data->Lock));
@@ -2776,7 +2710,7 @@
/*
* setup DMA
*/
- if (pci_set_dma_mask(PCIDEV, DMA_32BIT_MASK) != 0) {
+ if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) {
nsp32_msg (KERN_ERR, "failed to set PCI DMA mask");
goto scsi_unregister;
}
@@ -2784,7 +2718,7 @@
/*
* allocate autoparam DMA resource.
*/
- data->autoparam = pci_alloc_consistent(PCIDEV, sizeof(nsp32_autoparam), &(data->auto_paddr));
+ data->autoparam = pci_alloc_consistent(pdev, sizeof(nsp32_autoparam), &(data->auto_paddr));
if (data->autoparam == NULL) {
nsp32_msg(KERN_ERR, "failed to allocate DMA memory");
goto scsi_unregister;
@@ -2793,7 +2727,7 @@
/*
* allocate scatter-gather DMA resource.
*/
- data->sg_list = pci_alloc_consistent(PCIDEV, NSP32_SG_TABLE_SIZE,
+ data->sg_list = pci_alloc_consistent(pdev, NSP32_SG_TABLE_SIZE,
&(data->sg_paddr));
if (data->sg_list == NULL) {
nsp32_msg(KERN_ERR, "failed to allocate DMA memory");
@@ -2883,16 +2817,14 @@
goto free_irq;
}

-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
- ret = scsi_add_host(host, &PCIDEV->dev);
+ ret = scsi_add_host(host, &pdev->dev);
if (ret) {
nsp32_msg(KERN_ERR, "failed to add scsi host");
goto free_region;
}
scsi_scan_host(host);
-#endif
- pci_set_drvdata(PCIDEV, host);
- return DETECT_OK;
+ pci_set_drvdata(pdev, host);
+ return 0;

free_region:
release_region(host->io_port, host->n_io_port);
@@ -2901,22 +2833,19 @@
free_irq(host->irq, data);

free_sg_list:
- pci_free_consistent(PCIDEV, NSP32_SG_TABLE_SIZE,
+ pci_free_consistent(pdev, NSP32_SG_TABLE_SIZE,
data->sg_list, data->sg_paddr);

free_autoparam:
- pci_free_consistent(PCIDEV, sizeof(nsp32_autoparam),
+ pci_free_consistent(pdev, sizeof(nsp32_autoparam),
data->autoparam, data->auto_paddr);

scsi_unregister:
scsi_host_put(host);

err:
- return DETECT_NG;
+ return 1;
}
-#undef DETECT_OK
-#undef DETECT_NG
-#undef PCIDEV

static int nsp32_release(struct Scsi_Host *host)
{
@@ -3525,11 +3454,7 @@

pci_set_master(pdev);

-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
ret = nsp32_detect(pdev);
-#else
- ret = scsi_register_host(&nsp32_template);
-#endif

nsp32_msg(KERN_INFO, "irq: %i mmio: %p+0x%lx slot: %s model: %s",
pdev->irq,
@@ -3544,25 +3469,17 @@

static void __devexit nsp32_remove(struct pci_dev *pdev)
{
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
struct Scsi_Host *host = pci_get_drvdata(pdev);
-#endif

nsp32_dbg(NSP32_DEBUG_REGISTER, "enter");

-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,73))
scsi_remove_host(host);

nsp32_release(host);

scsi_host_put(host);
-#else
- scsi_unregister_host(&nsp32_template);
-#endif
}

-
-
static struct pci_driver nsp32_driver = {
.name = "nsp32",
.id_table = nsp32_pci_table,