diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/amiserial.c | 61 | ||||
| -rw-r--r-- | drivers/ide/gayle.c | 147 | ||||
| -rw-r--r-- | drivers/input/keyboard/amikbd.c | 97 | ||||
| -rw-r--r-- | drivers/input/mouse/amimouse.c | 98 | ||||
| -rw-r--r-- | drivers/parport/parport_amiga.c | 64 | ||||
| -rw-r--r-- | drivers/scsi/a2091.c | 245 | ||||
| -rw-r--r-- | drivers/scsi/a2091.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/a3000.c | 256 | ||||
| -rw-r--r-- | drivers/scsi/a3000.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/a4000t.c | 101 | ||||
| -rw-r--r-- | drivers/scsi/gvp11.c | 541 | ||||
| -rw-r--r-- | drivers/scsi/gvp11.h | 11 | ||||
| -rw-r--r-- | drivers/scsi/mvme147.c | 33 |
13 files changed, 919 insertions, 743 deletions
diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c index 56b27671adc4..4f8d60c25a98 100644 --- a/drivers/char/amiserial.c +++ b/drivers/char/amiserial.c @@ -84,6 +84,7 @@ static char *serial_version = "4.30"; #include <linux/smp_lock.h> #include <linux/init.h> #include <linux/bitops.h> +#include <linux/platform_device.h> #include <asm/setup.h> @@ -1954,29 +1955,16 @@ static const struct tty_operations serial_ops = { /* * The serial driver boot-time initialization code! */ -static int __init rs_init(void) +static int __init amiga_serial_probe(struct platform_device *pdev) { unsigned long flags; struct serial_state * state; int error; - if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_SERIAL)) - return -ENODEV; - serial_driver = alloc_tty_driver(1); if (!serial_driver) return -ENOMEM; - /* - * We request SERDAT and SERPER only, because the serial registers are - * too spreaded over the custom register space - */ - if (!request_mem_region(CUSTOM_PHYSADDR+0x30, 4, - "amiserial [Paula]")) { - error = -EBUSY; - goto fail_put_tty_driver; - } - IRQ_ports = NULL; show_serial_version(); @@ -1998,7 +1986,7 @@ static int __init rs_init(void) error = tty_register_driver(serial_driver); if (error) - goto fail_release_mem_region; + goto fail_put_tty_driver; state = rs_table; state->magic = SSTATE_MAGIC; @@ -2050,23 +2038,24 @@ static int __init rs_init(void) ciab.ddra |= (SER_DTR | SER_RTS); /* outputs */ ciab.ddra &= ~(SER_DCD | SER_CTS | SER_DSR); /* inputs */ + platform_set_drvdata(pdev, state); + return 0; fail_free_irq: free_irq(IRQ_AMIGA_TBE, state); fail_unregister: tty_unregister_driver(serial_driver); -fail_release_mem_region: - release_mem_region(CUSTOM_PHYSADDR+0x30, 4); fail_put_tty_driver: put_tty_driver(serial_driver); return error; } -static __exit void rs_exit(void) +static int __exit amiga_serial_remove(struct platform_device *pdev) { int error; - struct async_struct *info = rs_table[0].info; + struct serial_state *state = platform_get_drvdata(pdev); + struct async_struct *info = state->info; /* printk("Unloading %s: version %s\n", serial_name, serial_version); */ tasklet_kill(&info->tlet); @@ -2075,19 +2064,38 @@ static __exit void rs_exit(void) error); put_tty_driver(serial_driver); - if (info) { - rs_table[0].info = NULL; - kfree(info); - } + rs_table[0].info = NULL; + kfree(info); free_irq(IRQ_AMIGA_TBE, rs_table); free_irq(IRQ_AMIGA_RBF, rs_table); - release_mem_region(CUSTOM_PHYSADDR+0x30, 4); + platform_set_drvdata(pdev, NULL); + + return error; +} + +static struct platform_driver amiga_serial_driver = { + .remove = __exit_p(amiga_serial_remove), + .driver = { + .name = "amiga-serial", + .owner = THIS_MODULE, + }, +}; + +static int __init amiga_serial_init(void) +{ + return platform_driver_probe(&amiga_serial_driver, amiga_serial_probe); +} + +module_init(amiga_serial_init); + +static void __exit amiga_serial_exit(void) +{ + platform_driver_unregister(&amiga_serial_driver); } -module_init(rs_init) -module_exit(rs_exit) +module_exit(amiga_serial_exit); #if defined(CONFIG_SERIAL_CONSOLE) && !defined(MODULE) @@ -2154,3 +2162,4 @@ console_initcall(amiserial_console_init); #endif /* CONFIG_SERIAL_CONSOLE && !MODULE */ MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:amiga-serial"); diff --git a/drivers/ide/gayle.c b/drivers/ide/gayle.c index b9e517de6a82..3feaa26410be 100644 --- a/drivers/ide/gayle.c +++ b/drivers/ide/gayle.c @@ -16,6 +16,7 @@ #include <linux/init.h> #include <linux/zorro.h> #include <linux/module.h> +#include <linux/platform_device.h> #include <asm/setup.h> #include <asm/amigahw.h> @@ -24,15 +25,6 @@ /* - * Bases of the IDE interfaces - */ - -#define GAYLE_BASE_4000 0xdd2020 /* A4000/A4000T */ -#define GAYLE_BASE_1200 0xda0000 /* A1200/A600 and E-Matrix 530 */ - -#define GAYLE_IDEREG_SIZE 0x2000 - - /* * Offsets from one of the above bases */ @@ -68,20 +60,20 @@ MODULE_PARM_DESC(doubler, "enable support for IDE doublers"); static int gayle_test_irq(ide_hwif_t *hwif) { - unsigned char ch; + unsigned char ch; - ch = z_readb(hwif->io_ports.irq_addr); - if (!(ch & GAYLE_IRQ_IDE)) - return 0; - return 1; + ch = z_readb(hwif->io_ports.irq_addr); + if (!(ch & GAYLE_IRQ_IDE)) + return 0; + return 1; } static void gayle_a1200_clear_irq(ide_drive_t *drive) { - ide_hwif_t *hwif = drive->hwif; + ide_hwif_t *hwif = drive->hwif; - (void)z_readb(hwif->io_ports.status_addr); - z_writeb(0x7c, hwif->io_ports.irq_addr); + (void)z_readb(hwif->io_ports.status_addr); + z_writeb(0x7c, hwif->io_ports.irq_addr); } static void __init gayle_setup_ports(struct ide_hw *hw, unsigned long base, @@ -122,64 +114,89 @@ static const struct ide_port_info gayle_port_info = { * Probe for a Gayle IDE interface (and optionally for an IDE doubler) */ -static int __init gayle_init(void) +static int __init amiga_gayle_ide_probe(struct platform_device *pdev) { - unsigned long phys_base, res_start, res_n; - unsigned long base, ctrlport, irqport; - int a4000, i, rc; - struct ide_hw hw[GAYLE_NUM_HWIFS], *hws[GAYLE_NUM_HWIFS]; - struct ide_port_info d = gayle_port_info; - - if (!MACH_IS_AMIGA) - return -ENODEV; - - if ((a4000 = AMIGAHW_PRESENT(A4000_IDE)) || AMIGAHW_PRESENT(A1200_IDE)) - goto found; - -#ifdef CONFIG_ZORRO - if (zorro_find_device(ZORRO_PROD_MTEC_VIPER_MK_V_E_MATRIX_530_SCSI_IDE, - NULL)) - goto found; -#endif - return -ENODEV; - -found: - printk(KERN_INFO "ide: Gayle IDE controller (A%d style%s)\n", - a4000 ? 4000 : 1200, - ide_doubler ? ", IDE doubler" : ""); - - if (a4000) { - phys_base = GAYLE_BASE_4000; - irqport = (unsigned long)ZTWO_VADDR(GAYLE_IRQ_4000); - d.port_ops = &gayle_a4000_port_ops; - } else { - phys_base = GAYLE_BASE_1200; - irqport = (unsigned long)ZTWO_VADDR(GAYLE_IRQ_1200); - d.port_ops = &gayle_a1200_port_ops; + struct resource *res; + struct gayle_ide_platform_data *pdata; + unsigned long base, ctrlport, irqport; + unsigned int i; + int error; + struct ide_hw hw[GAYLE_NUM_HWIFS], *hws[GAYLE_NUM_HWIFS]; + struct ide_port_info d = gayle_port_info; + struct ide_host *host; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENODEV; + + if (!request_mem_region(res->start, resource_size(res), "IDE")) + return -EBUSY; + + pdata = pdev->dev.platform_data; + pr_info("ide: Gayle IDE controller (A%u style%s)\n", + pdata->explicit_ack ? 1200 : 4000, + ide_doubler ? ", IDE doubler" : ""); + + base = (unsigned long)ZTWO_VADDR(pdata->base); + ctrlport = 0; + irqport = (unsigned long)ZTWO_VADDR(pdata->irqport); + if (pdata->explicit_ack) + d.port_ops = &gayle_a1200_port_ops; + else + d.port_ops = &gayle_a4000_port_ops; + + for (i = 0; i < GAYLE_NUM_PROBE_HWIFS; i++, base += GAYLE_NEXT_PORT) { + if (GAYLE_HAS_CONTROL_REG) + ctrlport = base + GAYLE_CONTROL; + + gayle_setup_ports(&hw[i], base, ctrlport, irqport); + hws[i] = &hw[i]; } - res_start = ((unsigned long)phys_base) & ~(GAYLE_NEXT_PORT-1); - res_n = GAYLE_IDEREG_SIZE; + error = ide_host_add(&d, hws, i, &host); + if (error) + goto out; - if (!request_mem_region(res_start, res_n, "IDE")) - return -EBUSY; + platform_set_drvdata(pdev, host); + return 0; - for (i = 0; i < GAYLE_NUM_PROBE_HWIFS; i++) { - base = (unsigned long)ZTWO_VADDR(phys_base + i * GAYLE_NEXT_PORT); - ctrlport = GAYLE_HAS_CONTROL_REG ? (base + GAYLE_CONTROL) : 0; +out: + release_mem_region(res->start, resource_size(res)); + return error; +} + +static int __exit amiga_gayle_ide_remove(struct platform_device *pdev) +{ + struct ide_host *host = platform_get_drvdata(pdev); + struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + ide_host_remove(host); + release_mem_region(res->start, resource_size(res)); + return 0; +} - gayle_setup_ports(&hw[i], base, ctrlport, irqport); +static struct platform_driver amiga_gayle_ide_driver = { + .remove = __exit_p(amiga_gayle_ide_remove), + .driver = { + .name = "amiga-gayle-ide", + .owner = THIS_MODULE, + }, +}; - hws[i] = &hw[i]; - } +static int __init amiga_gayle_ide_init(void) +{ + return platform_driver_probe(&amiga_gayle_ide_driver, + amiga_gayle_ide_probe); +} - rc = ide_host_add(&d, hws, i, NULL); - if (rc) - release_mem_region(res_start, res_n); +module_init(amiga_gayle_ide_init); - return rc; +static void __exit amiga_gayle_ide_exit(void) +{ + platform_driver_unregister(&amiga_gayle_ide_driver); } -module_init(gayle_init); +module_exit(amiga_gayle_ide_exit); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:amiga-gayle-ide"); diff --git a/drivers/input/keyboard/amikbd.c b/drivers/input/keyboard/amikbd.c index 35149ec455a9..79172af164f2 100644 --- a/drivers/input/keyboard/amikbd.c +++ b/drivers/input/keyboard/amikbd.c @@ -35,6 +35,7 @@ #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/keyboard.h> +#include <linux/platform_device.h> #include <asm/amigaints.h> #include <asm/amigahw.h> @@ -154,10 +155,9 @@ static const char *amikbd_messages[8] = { [7] = KERN_WARNING "amikbd: keyboard interrupt\n" }; -static struct input_dev *amikbd_dev; - -static irqreturn_t amikbd_interrupt(int irq, void *dummy) +static irqreturn_t amikbd_interrupt(int irq, void *data) { + struct input_dev *dev = data; unsigned char scancode, down; scancode = ~ciaa.sdr; /* get and invert scancode (keyboard is active low) */ @@ -170,47 +170,42 @@ static irqreturn_t amikbd_interrupt(int irq, void *dummy) if (scancode < 0x78) { /* scancodes < 0x78 are keys */ if (scancode == 98) { /* CapsLock is a toggle switch key on Amiga */ - input_report_key(amikbd_dev, scancode, 1); - input_report_key(amikbd_dev, scancode, 0); + input_report_key(dev, scancode, 1); + input_report_key(dev, scancode, 0); } else { - input_report_key(amikbd_dev, scancode, down); + input_report_key(dev, scancode, down); } - input_sync(amikbd_dev); + input_sync(dev); } else /* scancodes >= 0x78 are error codes */ printk(amikbd_messages[scancode - 0x78]); return IRQ_HANDLED; } -static int __init amikbd_init(void) +static int __init amikbd_probe(struct platform_device *pdev) { + struct input_dev *dev; int i, j, err; - if (!AMIGAHW_PRESENT(AMI_KEYBOARD)) - return -ENODEV; - - if (!request_mem_region(CIAA_PHYSADDR-1+0xb00, 0x100, "amikeyb")) - return -EBUSY; - - amikbd_dev = input_allocate_device(); - if (!amikbd_dev) { - printk(KERN_ERR "amikbd: not enough memory for input device\n"); - err = -ENOMEM; - goto fail1; + dev = input_allocate_device(); + if (!dev) { + dev_err(&pdev->dev, "Not enough memory for input device\n"); + return -ENOMEM; } - amikbd_dev->name = "Amiga Keyboard"; - amikbd_dev->phys = "amikbd/input0"; - amikbd_dev->id.bustype = BUS_AMIGA; - amikbd_dev->id.vendor = 0x0001; - amikbd_dev->id.product = 0x0001; - amikbd_dev->id.version = 0x0100; + dev->name = pdev->name; + dev->phys = "amikbd/input0"; + dev->id.bustype = BUS_AMIGA; + dev->id.vendor = 0x0001; + dev->id.product = 0x0001; + dev->id.version = 0x0100; + dev->dev.parent = &pdev->dev; - amikbd_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); + dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); for (i = 0; i < 0x78; i++) - set_bit(i, amikbd_dev->keybit); + set_bit(i, dev->keybit); for (i = 0; i < MAX_NR_KEYMAPS; i++) { static u_short temp_map[NR_KEYS] __initdata; @@ -229,30 +224,54 @@ static int __init amikbd_init(void) memcpy(key_maps[i], temp_map, sizeof(temp_map)); } ciaa.cra &= ~0x41; /* serial data in, turn off TA */ - if (request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd", - amikbd_interrupt)) { - err = -EBUSY; + err = request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd", + dev); + if (err) goto fail2; - } - err = input_register_device(amikbd_dev); + err = input_register_device(dev); if (err) goto fail3; + platform_set_drvdata(pdev, dev); + return 0; - fail3: free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt); - fail2: input_free_device(amikbd_dev); - fail1: release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100); + fail3: free_irq(IRQ_AMIGA_CIAA_SP, dev); + fail2: input_free_device(dev); return err; } -static void __exit amikbd_exit(void) +static int __exit amikbd_remove(struct platform_device *pdev) +{ + struct input_dev *dev = platform_get_drvdata(pdev); + + platform_set_drvdata(pdev, NULL); + free_irq(IRQ_AMIGA_CIAA_SP, dev); + input_unregister_device(dev); + return 0; +} + +static struct platform_driver amikbd_driver = { + .remove = __exit_p(amikbd_remove), + .driver = { + .name = "amiga-keyboard", + .owner = THIS_MODULE, + }, +}; + +static int __init amikbd_init(void) { - free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt); - input_unregister_device(amikbd_dev); - release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100); + return platform_driver_probe(&amikbd_driver, amikbd_probe); } module_init(amikbd_init); + +static void __exit amikbd_exit(void) +{ + platform_driver_unregister(&amikbd_driver); +} + module_exit(amikbd_exit); + +MODULE_ALIAS("platform:amiga-keyboard"); diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c index a185ac78a42c..ff5f61a0fd3a 100644 --- a/drivers/input/mouse/amimouse.c +++ b/drivers/input/mouse/amimouse.c @@ -21,6 +21,7 @@ #include <linux/init.h> #include <linux/input.h> #include <linux/interrupt.h> +#include <linux/platform_device.h> #include <asm/irq.h> #include <asm/setup.h> @@ -34,10 +35,10 @@ MODULE_DESCRIPTION("Amiga mouse driver"); MODULE_LICENSE("GPL"); static int amimouse_lastx, amimouse_lasty; -static struct input_dev *amimouse_dev; -static irqreturn_t amimouse_interrupt(int irq, void *dummy) +static irqreturn_t amimouse_interrupt(int irq, void *data) { + struct input_dev *dev = data; unsigned short joy0dat, potgor; int nx, ny, dx, dy; @@ -59,14 +60,14 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy) potgor = amiga_custom.potgor; - input_report_rel(amimouse_dev, REL_X, dx); - input_report_rel(amimouse_dev, REL_Y, dy); + input_report_rel(dev, REL_X, dx); + input_report_rel(dev, REL_Y, dy); - input_report_key(amimouse_dev, BTN_LEFT, ciaa.pra & 0x40); - input_report_key(amimouse_dev, BTN_MIDDLE, potgor & 0x0100); - input_report_key(amimouse_dev, BTN_RIGHT, potgor & 0x0400); + input_report_key(dev, BTN_LEFT, ciaa.pra & 0x40); + input_report_key(dev, BTN_MIDDLE, potgor & 0x0100); + input_report_key(dev, BTN_RIGHT, potgor & 0x0400); - input_sync(amimouse_dev); + input_sync(dev); return IRQ_HANDLED; } @@ -74,63 +75,90 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy) static int amimouse_open(struct input_dev *dev) { unsigned short joy0dat; + int error; joy0dat = amiga_custom.joy0dat; amimouse_lastx = joy0dat & 0xff; amimouse_lasty = joy0dat >> 8; - if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) { - printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB); - return -EBUSY; - } + error = request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", + dev); + if (error) + dev_err(&dev->dev, "Can't allocate irq %d\n", IRQ_AMIGA_VERTB); - return 0; + return error; } static void amimouse_close(struct input_dev *dev) { - free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt); + free_irq(IRQ_AMIGA_VERTB, dev); } -static int __init amimouse_init(void) +static int __init amimouse_probe(struct platform_device *pdev) { int err; + struct input_dev *dev; - if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE)) - return -ENODEV; - - amimouse_dev = input_allocate_device(); - if (!amimouse_dev) + dev = input_allocate_device(); + if (!dev) return -ENOMEM; - amimouse_dev->name = "Amiga mouse"; - amimouse_dev->phys = "amimouse/input0"; - amimouse_dev->id.bustype = BUS_AMIGA; - amimouse_dev->id.vendor = 0x0001; - amimouse_dev->id.product = 0x0002; - amimouse_dev->id.version = 0x0100; + dev->name = pdev->name; + dev->phys = "amimouse/input0"; + dev->id.bustype = BUS_AMIGA; + dev->id.vendor = 0x0001; + dev->id.product = 0x0002; + dev->id.version = 0x0100; - amimouse_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); - amimouse_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y); - amimouse_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) | + dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); + dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y); + dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT); - amimouse_dev->open = amimouse_open; - amimouse_dev->close = amimouse_close; + dev->open = amimouse_open; + dev->close = amimouse_close; + dev->dev.parent = &pdev->dev; - err = input_register_device(amimouse_dev); + err = input_register_device(dev); if (err) { - input_free_device(amimouse_dev); + input_free_device(dev); return err; } + platform_set_drvdata(pdev, dev); + return 0; } -static void __exit amimouse_exit(void) +static int __exit amimouse_remove(struct platform_device *pdev) { - input_unregister_device(amimouse_dev); + struct input_dev *dev = platform_get_drvdata(pdev); + + platform_set_drvdata(pdev, NULL); + input_unregister_device(dev); + return 0; +} + +static struct platform_driver amimouse_driver = { + .remove = __exit_p(amimouse_remove), + .driver = { + .name = "amiga-mouse", + .owner = THIS_MODULE, + }, +}; + +static int __init amimouse_init(void) +{ + return platform_driver_probe(&amimouse_driver, amimouse_probe); } module_init(amimouse_init); + +static void __exit amimouse_exit(void) +{ + platform_driver_unregister(&amimouse_driver); +} + module_exit(amimouse_exit); + +MODULE_ALIAS("platform:amiga-mouse"); diff --git a/drivers/parport/parport_amiga.c b/drivers/parport/parport_amiga.c index 1586e1caa2f5..8bef6d60f88b 100644 --- a/drivers/parport/parport_amiga.c +++ b/drivers/parport/parport_amiga.c @@ -18,6 +18,8 @@ #include <linux/parport.h> #include <linux/ioport.h> #include <linux/interrupt.h> +#include <linux/platform_device.h> + #include <asm/setup.h> #include <asm/amigahw.h> #include <asm/irq.h> @@ -31,7 +33,6 @@ #define DPRINTK(x...) do { } while (0) #endif -static struct parport *this_port = NULL; static void amiga_write_data(struct parport *p, unsigned char data) { @@ -227,18 +228,11 @@ static struct parport_operations pp_amiga_ops = { /* ----------- Initialisation code --------------------------------- */ -static int __init parport_amiga_init(void) +static int __init amiga_parallel_probe(struct platform_device *pdev) { struct parport *p; int err; - if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_PARALLEL)) - return -ENODEV; - - err = -EBUSY; - if (!request_mem_region(CIAA_PHYSADDR-1+0x100, 0x100, "parallel")) - goto out_mem; - ciaa.ddrb = 0xff; ciab.ddra &= 0xf8; mb(); @@ -246,41 +240,63 @@ static int __init parport_amiga_init(void) p = parport_register_port((unsigned long)&ciaa.prb, IRQ_AMIGA_CIAA_FLG, PARPORT_DMA_NONE, &pp_amiga_ops); if (!p) - goto out_port; + return -EBUSY; - err = request_irq(IRQ_AMIGA_CIAA_FLG, parport_irq_handler, 0, p->name, p); + err = request_irq(IRQ_AMIGA_CIAA_FLG, parport_irq_handler, 0, p->name, + p); if (err) goto out_irq; - this_port = p; printk(KERN_INFO "%s: Amiga built-in port using irq\n", p->name); /* XXX: set operating mode */ parport_announce_port(p); + platform_set_drvdata(pdev, p); + return 0; out_irq: parport_put_port(p); -out_port: - release_mem_region(CIAA_PHYSADDR-1+0x100, 0x100); -out_mem: return err; } -static void __exit parport_amiga_exit(void) +static int __exit amiga_parallel_remove(struct platform_device *pdev) +{ + struct parport *port = platform_get_drvdata(pdev); + + parport_remove_port(port); + if (port->irq != PARPORT_IRQ_NONE) + free_irq(IRQ_AMIGA_CIAA_FLG, port); + parport_put_port(port); + platform_set_drvdata(pdev, NULL); + return 0; +} + +static struct platform_driver amiga_parallel_driver = { + .remove = __exit_p(amiga_parallel_remove), + .driver = { + .name = "amiga-parallel", + .owner = THIS_MODULE, + }, +}; + +static int __init amiga_parallel_init(void) +{ + return platform_driver_probe(&amiga_parallel_driver, + amiga_parallel_probe); +} + +module_init(amiga_parallel_init); + +static void __exit amiga_parallel_exit(void) { - parport_remove_port(this_port); - if (this_port->irq != PARPORT_IRQ_NONE) - free_irq(IRQ_AMIGA_CIAA_FLG, this_port); - parport_put_port(this_port); - release_mem_region(CIAA_PHYSADDR-1+0x100, 0x100); + platform_driver_unregister(&amiga_parallel_driver); } +module_exit(amiga_parallel_exit); MODULE_AUTHOR("Joerg Dorchain <joerg@dorchain.net>"); MODULE_DESCRIPTION("Parport Driver for Amiga builtin Port"); MODULE_SUPPORTED_DEVICE("Amiga builtin Parallel Port"); MODULE_LICENSE("GPL"); - -module_init(parport_amiga_init) -module_exit(parport_amiga_exit) +MODULE_ALIAS("platform:amiga-parallel"); diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c index 308541ff85cf..1bb5d3f0e260 100644 --- a/drivers/scsi/a2091.c +++ b/drivers/scsi/a2091.c @@ -1,34 +1,31 @@ #include <linux/types.h> -#include <linux/mm.h> -#include <linux/slab.h> -#include <linux/blkdev.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/mm.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/zorro.h> -#include <asm/setup.h> #include <asm/page.h> #include <asm/pgtable.h> #include <asm/amigaints.h> #include <asm/amigahw.h> -#include <linux/zorro.h> -#include <asm/irq.h> -#include <linux/spinlock.h> #include "scsi.h" -#include <scsi/scsi_host.h> #include "wd33c93.h" #include "a2091.h" -#include <linux/stat.h> - -static int a2091_release(struct Scsi_Host *instance); +struct a2091_hostdata { + struct WD33C93_hostdata wh; + struct a2091_scsiregs *regs; +}; static irqreturn_t a2091_intr(int irq, void *data) { struct Scsi_Host *instance = data; - a2091_scsiregs *regs = (a2091_scsiregs *)(instance->base); - unsigned int status = regs->ISTR; + struct a2091_hostdata *hdata = shost_priv(instance); + unsigned int status = hdata->regs->ISTR; unsigned long flags; if (!(status & (ISTR_INT_F | ISTR_INT_P)) || !(status & ISTR_INTS)) @@ -43,38 +40,39 @@ static irqreturn_t a2091_intr(int irq, void *data) static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { struct Scsi_Host *instance = cmd->device->host; - struct WD33C93_hostdata *hdata = shost_priv(instance); - a2091_scsiregs *regs = (a2091_scsiregs *)(instance->base); + struct a2091_hostdata *hdata = shost_priv(instance); + struct WD33C93_hostdata *wh = &hdata->wh; + struct a2091_scsiregs *regs = hdata->regs; unsigned short cntr = CNTR_PDMD | CNTR_INTEN; unsigned long addr = virt_to_bus(cmd->SCp.ptr); /* don't allow DMA if the physical address is bad */ if (addr & A2091_XFER_MASK) { - hdata->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; - hdata->dma_bounce_buffer = kmalloc(hdata->dma_bounce_len, - GFP_KERNEL); + wh->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; + wh->dma_bounce_buffer = kmalloc(wh->dma_bounce_len, + GFP_KERNEL); /* can't allocate memory; use PIO */ - if (!hdata->dma_bounce_buffer) { - hdata->dma_bounce_len = 0; + if (!wh->dma_bounce_buffer) { + wh->dma_bounce_len = 0; return 1; } /* get the physical address of the bounce buffer */ - addr = virt_to_bus(hdata->dma_bounce_buffer); + addr = virt_to_bus(wh->dma_bounce_buffer); /* the bounce buffer may not be in the first 16M of physmem */ if (addr & A2091_XFER_MASK) { /* we could use chipmem... maybe later */ - kfree(hdata->dma_bounce_buffer); - hdata->dma_bounce_buffer = NULL; - hdata->dma_bounce_len = 0; + kfree(wh->dma_bounce_buffer); + wh->dma_bounce_buffer = NULL; + wh->dma_bounce_len = 0; return 1; } if (!dir_in) { /* copy to bounce buffer for a write */ - memcpy(hdata->dma_bounce_buffer, cmd->SCp.ptr, + memcpy(wh->dma_bounce_buffer, cmd->SCp.ptr, cmd->SCp.this_residual); } } @@ -84,7 +82,7 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) cntr |= CNTR_DDIR; /* remember direction */ - hdata->dma_dir = dir_in; + wh->dma_dir = dir_in; regs->CNTR = cntr; @@ -108,20 +106,21 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int status) { - struct WD33C93_hostdata *hdata = shost_priv(instance); - a2091_scsiregs *regs = (a2091_scsiregs *)(instance->base); + struct a2091_hostdata *hdata = shost_priv(instance); + struct WD33C93_hostdata *wh = &hdata->wh; + struct a2091_scsiregs *regs = hdata->regs; /* disable SCSI interrupts */ unsigned short cntr = CNTR_PDMD; - if (!hdata->dma_dir) + if (!wh->dma_dir) cntr |= CNTR_DDIR; /* disable SCSI interrupts */ regs->CNTR = cntr; /* flush if we were reading */ - if (hdata->dma_dir) { + if (wh->dma_dir) { regs->FLUSH = 1; while (!(regs->ISTR & ISTR_FE_FLG)) ; @@ -137,95 +136,37 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, regs->CNTR = CNTR_PDMD | CNTR_INTEN; /* copy from a bounce buffer, if necessary */ - if (status && hdata->dma_bounce_buffer) { - if (hdata->dma_dir) - memcpy(SCpnt->SCp.ptr, hdata->dma_bounce_buffer, + if (status && wh->dma_bounce_buffer) { + if (wh->dma_dir) + memcpy(SCpnt->SCp.ptr, wh->dma_bounce_buffer, SCpnt->SCp.this_residual); - kfree(hdata->dma_bounce_buffer); - hdata->dma_bounce_buffer = NULL; - hdata->dma_bounce_len = 0; - } -} - -static int __init a2091_detect(struct scsi_host_template *tpnt) -{ - static unsigned char called = 0; - struct Scsi_Host *instance; - unsigned long address; - struct zorro_dev *z = NULL; - wd33c93_regs wdregs; - a2091_scsiregs *regs; - struct WD33C93_hostdata *hdata; - int num_a2091 = 0; - - if (!MACH_IS_AMIGA || called) - return 0; - called = 1; - - tpnt->proc_name = "A2091"; - tpnt->proc_info = &wd33c93_proc_info; - - while ((z = zorro_find_device(ZORRO_WILDCARD, z))) { - if (z->id != ZORRO_PROD_CBM_A590_A2091_1 && - z->id != ZORRO_PROD_CBM_A590_A2091_2) - continue; - address = z->resource.start; - if (!request_mem_region(address, 256, "wd33c93")) - continue; - - instance = scsi_register(tpnt, sizeof(struct WD33C93_hostdata)); - if (instance == NULL) - goto release; - instance->base = ZTWO_VADDR(address); - instance->irq = IRQ_AMIGA_PORTS; - instance->unique_id = z->slotaddr; - regs = (a2091_scsiregs *)(instance->base); - regs->DAWR = DAWR_A2091; - wdregs.SASR = ®s->SASR; - wdregs.SCMD = ®s->SCMD; - hdata = shost_priv(instance); - hdata->no_sync = 0xff; - hdata->fast = 0; - hdata->dma_mode = CTRL_DMA; - wd33c93_init(instance, wdregs, dma_setup, dma_stop, - WD33C93_FS_8_10); - if (request_irq(IRQ_AMIGA_PORTS, a2091_intr, IRQF_SHARED, - "A2091 SCSI", instance)) - goto unregister; - regs->CNTR = CNTR_PDMD | CNTR_INTEN; - num_a2091++; - continue; - -unregister: - scsi_unregister(instance); -release: - release_mem_region(address, 256); + kfree(wh->dma_bounce_buffer); + wh->dma_bounce_buffer = NULL; + wh->dma_bounce_len = 0; } - - return num_a2091; } static int a2091_bus_reset(struct scsi_cmnd *cmd) { + struct Scsi_Host *instance = cmd->device->host; + /* FIXME perform bus-specific reset */ /* FIXME 2: kill this function, and let midlayer fall back to the same action, calling wd33c93_host_reset() */ - spin_lock_irq(cmd->device->host->host_lock); + spin_lock_irq(instance->host_lock); wd33c93_host_reset(cmd); - spin_unlock_irq(cmd->device->host->host_lock); + spin_unlock_irq(instance->host_lock); return SUCCESS; } -#define HOSTS_C - -static struct scsi_host_template driver_template = { - .proc_name = "A2901", +static struct scsi_host_template a2091_scsi_template = { + .module = THIS_MODULE, .name = "Commodore A2091/A590 SCSI", - .detect = a2091_detect, - .release = a2091_release, + .proc_info = wd33c93_proc_info, + .proc_name = "A2901", .queuecommand = wd33c93_queuecommand, .eh_abort_handler = wd33c93_abort, .eh_bus_reset_handler = a2091_bus_reset, @@ -237,19 +178,103 @@ static struct scsi_host_template driver_template = { .use_clustering = DISABLE_CLUSTERING }; +static int __devinit a2091_probe(struct zorro_dev *z, + const struct zorro_device_id *ent) +{ + struct Scsi_Host *instance; + int error; + struct a2091_scsiregs *regs; + wd33c93_regs wdregs; + struct a2091_hostdata *hdata; -#include "scsi_module.c" + if (!request_mem_region(z->resource.start, 256, "wd33c93")) + return -EBUSY; -static int a2091_release(struct Scsi_Host *instance) + instance = scsi_host_alloc(&a2091_scsi_template, + sizeof(struct a2091_hostdata)); + if (!instance) { + error = -ENOMEM; + goto fail_alloc; + } + + instance->irq = IRQ_AMIGA_PORTS; + instance->unique_id = z->slotaddr; + + regs = (struct a2091_scsiregs *)ZTWO_VADDR(z->resource.start); + regs->DAWR = DAWR_A2091; + + wdregs.SASR = ®s->SASR; + wdregs.SCMD = ®s->SCMD; + + hdata = shost_priv(instance); + hdata->wh.no_sync = 0xff; + hdata->wh.fast = 0; + hdata->wh.dma_mode = CTRL_DMA; + hdata->regs = regs; + + wd33c93_init(instance, wdregs, dma_setup, dma_stop, WD33C93_FS_8_10); + error = request_irq(IRQ_AMIGA_PORTS, a2091_intr, IRQF_SHARED, + "A2091 SCSI", instance); + if (error) + goto fail_irq; + + regs->CNTR = CNTR_PDMD | CNTR_INTEN; + + error = scsi_add_host(instance, NULL); + if (error) + goto fail_host; + + zorro_set_drvdata(z, instance); + + scsi_scan_host(instance); + return 0; + +fail_host: + free_irq(IRQ_AMIGA_PORTS, instance); +fail_irq: + scsi_host_put(instance); +fail_alloc: + release_mem_region(z->resource.start, 256); + return error; +} + +static void __devexit a2091_remove(struct zorro_dev *z) { -#ifdef MODULE - a2091_scsiregs *regs = (a2091_scsiregs *)(instance->base); + struct Scsi_Host *instance = zorro_get_drvdata(z); + struct a2091_hostdata *hdata = shost_priv(instance); - regs->CNTR = 0; - release_mem_region(ZTWO_PADDR(instance->base), 256); + hdata->regs->CNTR = 0; + scsi_remove_host(instance); free_irq(IRQ_AMIGA_PORTS, instance); -#endif - return 1; + scsi_host_put(instance); + release_mem_region(z->resource.start, 256); +} + +static struct zorro_device_id a2091_zorro_tbl[] __devinitdata = { + { ZORRO_PROD_CBM_A590_A2091_1 }, + { ZORRO_PROD_CBM_A590_A2091_2 }, + { 0 } +}; +MODULE_DEVICE_TABLE(zorro, a2091_zorro_tbl); + +static struct zorro_driver a2091_driver = { + .name = "a2091", + .id_table = a2091_zorro_tbl, + .probe = a2091_probe, + .remove = __devexit_p(a2091_remove), +}; + +static int __init a2091_init(void) +{ + return zorro_register_driver(&a2091_driver); +} +module_init(a2091_init); + +static void __exit a2091_exit(void) +{ + zorro_unregister_driver(&a2091_driver); } +module_exit(a2091_exit); +MODULE_DESCRIPTION("Commodore A2091/A590 SCSI"); MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/a2091.h b/drivers/scsi/a2091.h index 1c3daa1fd754..794b8e65c711 100644 --- a/drivers/scsi/a2091.h +++ b/drivers/scsi/a2091.h @@ -25,7 +25,7 @@ */ #define A2091_XFER_MASK (0xff000001) -typedef struct { +struct a2091_scsiregs { unsigned char pad1[64]; volatile unsigned short ISTR; volatile unsigned short CNTR; @@ -44,7 +44,7 @@ typedef struct { volatile unsigned short CINT; unsigned char pad7[2]; volatile unsigned short FLUSH; -} a2091_scsiregs; +}; #define DAWR_A2091 (3) diff --git a/drivers/scsi/a3000.c b/drivers/scsi/a3000.c index bc6eb69f5fd0..d9468027fb61 100644 --- a/drivers/scsi/a3000.c +++ b/drivers/scsi/a3000.c @@ -1,53 +1,52 @@ #include <linux/types.h> #include <linux/mm.h> -#include <linux/slab.h> -#include <linux/blkdev.h> #include <linux/ioport.h> #include <linux/init.h> +#include <linux/slab.h> #include <linux/spinlock.h> #include <linux/interrupt.h> +#include <linux/platform_device.h> -#include <asm/setup.h> #include <asm/page.h> #include <asm/pgtable.h> #include <asm/amigaints.h> #include <asm/amigahw.h> -#include <asm/irq.h> #include "scsi.h" -#include <scsi/scsi_host.h> #include "wd33c93.h" #include "a3000.h" -#include <linux/stat.h> - -#define DMA(ptr) ((a3000_scsiregs *)((ptr)->base)) - -static struct Scsi_Host *a3000_host = NULL; - -static int a3000_release(struct Scsi_Host *instance); +struct a3000_hostdata { + struct WD33C93_hostdata wh; + struct a3000_scsiregs *regs; +}; -static irqreturn_t a3000_intr(int irq, void *dummy) +static irqreturn_t a3000_intr(int irq, void *data) { + struct Scsi_Host *instance = data; + struct a3000_hostdata *hdata = shost_priv(instance); + unsigned int status = hdata->regs->ISTR; unsigned long flags; - unsigned int status = DMA(a3000_host)->ISTR; if (!(status & ISTR_INT_P)) return IRQ_NONE; if (status & ISTR_INTS) { - spin_lock_irqsave(a3000_host->host_lock, flags); - wd33c93_intr(a3000_host); - spin_unlock_irqrestore(a3000_host->host_lock, flags); + spin_lock_irqsave(instance->host_lock, flags); + wd33c93_intr(instance); + spin_unlock_irqrestore(instance->host_lock, flags); return IRQ_HANDLED; } - printk("Non-serviced A3000 SCSI-interrupt? ISTR = %02x\n", status); + pr_warning("Non-serviced A3000 SCSI-interrupt? ISTR = %02x\n", status); return IRQ_NONE; } static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { - struct WD33C93_hostdata *hdata = shost_priv(a3000_host); + struct Scsi_Host *instance = cmd->device->host; + struct a3000_hostdata *hdata = shost_priv(instance); + struct WD33C93_hostdata *wh = &hdata->wh; + struct a3000_scsiregs *regs = hdata->regs; unsigned short cntr = CNTR_PDMD | CNTR_INTEN; unsigned long addr = virt_to_bus(cmd->SCp.ptr); @@ -58,23 +57,23 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) * buffer */ if (addr & A3000_XFER_MASK) { - hdata->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; - hdata->dma_bounce_buffer = kmalloc(hdata->dma_bounce_len, - GFP_KERNEL); + wh->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; + wh->dma_bounce_buffer = kmalloc(wh->dma_bounce_len, + GFP_KERNEL); /* can't allocate memory; use PIO */ - if (!hdata->dma_bounce_buffer) { - hdata->dma_bounce_len = 0; + if (!wh->dma_bounce_buffer) { + wh->dma_bounce_len = 0; return 1; } if (!dir_in) { /* copy to bounce buffer for a write */ - memcpy(hdata->dma_bounce_buffer, cmd->SCp.ptr, + memcpy(wh->dma_bounce_buffer, cmd->SCp.ptr, cmd->SCp.this_residual); } - addr = virt_to_bus(hdata->dma_bounce_buffer); + addr = virt_to_bus(wh->dma_bounce_buffer); } /* setup dma direction */ @@ -82,12 +81,12 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) cntr |= CNTR_DDIR; /* remember direction */ - hdata->dma_dir = dir_in; + wh->dma_dir = dir_in; - DMA(a3000_host)->CNTR = cntr; + regs->CNTR = cntr; /* setup DMA *physical* address */ - DMA(a3000_host)->ACR = addr; + regs->ACR = addr; if (dir_in) { /* invalidate any cache */ @@ -99,7 +98,7 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) /* start DMA */ mb(); /* make sure setup is completed */ - DMA(a3000_host)->ST_DMA = 1; + regs->ST_DMA = 1; mb(); /* make sure DMA has started before next IO */ /* return success */ @@ -109,22 +108,24 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int status) { - struct WD33C93_hostdata *hdata = shost_priv(instance); + struct a3000_hostdata *hdata = shost_priv(instance); + struct WD33C93_hostdata *wh = &hdata->wh; + struct a3000_scsiregs *regs = hdata->regs; /* disable SCSI interrupts */ unsigned short cntr = CNTR_PDMD; - if (!hdata->dma_dir) + if (!wh->dma_dir) cntr |= CNTR_DDIR; - DMA(instance)->CNTR = cntr; + regs->CNTR = cntr; mb(); /* make sure CNTR is updated before next IO */ /* flush if we were reading */ - if (hdata->dma_dir) { - DMA(instance)->FLUSH = 1; + if (wh->dma_dir) { + regs->FLUSH = 1; mb(); /* don't allow prefetch */ - while (!(DMA(instance)->ISTR & ISTR_FE_FLG)) + while (!(regs->ISTR & ISTR_FE_FLG)) barrier(); mb(); /* no IO until FLUSH is done */ } @@ -133,96 +134,54 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, /* I think that this CINT is only necessary if you are * using the terminal count features. HM 7 Mar 1994 */ - DMA(instance)->CINT = 1; + regs->CINT = 1; /* stop DMA */ - DMA(instance)->SP_DMA = 1; + regs->SP_DMA = 1; mb(); /* make sure DMA is stopped before next IO */ /* restore the CONTROL bits (minus the direction flag) */ - DMA(instance)->CNTR = CNTR_PDMD | CNTR_INTEN; + regs->CNTR = CNTR_PDMD | CNTR_INTEN; mb(); /* make sure CNTR is updated before next IO */ /* copy from a bounce buffer, if necessary */ - if (status && hdata->dma_bounce_buffer) { + if (status && wh->dma_bounce_buffer) { if (SCpnt) { - if (hdata->dma_dir && SCpnt) - memcpy(SCpnt->SCp.ptr, - hdata->dma_bounce_buffer, + if (wh->dma_dir && SCpnt) + memcpy(SCpnt->SCp.ptr, wh->dma_bounce_buffer, SCpnt->SCp.this_residual); - kfree(hdata->dma_bounce_buffer); - hdata->dma_bounce_buffer = NULL; - hdata->dma_bounce_len = 0; + kfree(wh->dma_bounce_buffer); + wh->dma_bounce_buffer = NULL; + wh->dma_bounce_len = 0; } else { - kfree(hdata->dma_bounce_buffer); - hdata->dma_bounce_buffer = NULL; - hdata->dma_bounce_len = 0; + kfree(wh->dma_bounce_buffer); + wh->dma_bounce_buffer = NULL; + wh->dma_bounce_len = 0; } } } -static int __init a3000_detect(struct scsi_host_template *tpnt) -{ - wd33c93_regs regs; - struct WD33C93_hostdata *hdata; - - if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(A3000_SCSI)) - return 0; - if (!request_mem_region(0xDD0000, 256, "wd33c93")) - return 0; - - tpnt->proc_name = "A3000"; - tpnt->proc_info = &wd33c93_proc_info; - - a3000_host = scsi_register(tpnt, sizeof(struct WD33C93_hostdata)); - if (a3000_host == NULL) - goto fail_register; - - a3000_host->base = ZTWO_VADDR(0xDD0000); - a3000_host->irq = IRQ_AMIGA_PORTS; - DMA(a3000_host)->DAWR = DAWR_A3000; - regs.SASR = &(DMA(a3000_host)->SASR); - regs.SCMD = &(DMA(a3000_host)->SCMD); - hdata = shost_priv(a3000_host); - hdata->no_sync = 0xff; - hdata->fast = 0; - hdata->dma_mode = CTRL_DMA; - wd33c93_init(a3000_host, regs, dma_setup, dma_stop, WD33C93_FS_12_15); - if (request_irq(IRQ_AMIGA_PORTS, a3000_intr, IRQF_SHARED, "A3000 SCSI", - a3000_intr)) - goto fail_irq; - DMA(a3000_host)->CNTR = CNTR_PDMD | CNTR_INTEN; - - return 1; - -fail_irq: - scsi_unregister(a3000_host); -fail_register: - release_mem_region(0xDD0000, 256); - return 0; -} - static int a3000_bus_reset(struct scsi_cmnd *cmd) { + struct Scsi_Host *instance = cmd->device->host; + /* FIXME perform bus-specific reset */ /* FIXME 2: kill this entire function, which should cause mid-layer to call wd33c93_host_reset anyway? */ - spin_lock_irq(cmd->device->host->host_lock); + spin_lock_irq(instance->host_lock); wd33c93_host_reset(cmd); - spin_unlock_irq(cmd->device->host->host_lock); + spin_unlock_irq(instance->host_lock); return SUCCESS; } -#define HOSTS_C - -static struct scsi_host_template driver_template = { - .proc_name = "A3000", +static struct scsi_host_template amiga_a3000_scsi_template = { + .module = THIS_MODULE, .name = "Amiga 3000 built-in SCSI", - .detect = a3000_detect, - .release = a3000_release, + .proc_info = wd33c93_proc_info, + .proc_name = "A3000", .queuecommand = wd33c93_queuecommand, .eh_abort_handler = wd33c93_abort, .eh_bus_reset_handler = a3000_bus_reset, @@ -234,15 +193,104 @@ static struct scsi_host_template driver_template = { .use_clustering = ENABLE_CLUSTERING }; +static int __init amiga_a3000_scsi_probe(struct platform_device *pdev) +{ + struct resource *res; + struct Scsi_Host *instance; + int error; + struct a3000_scsiregs *regs; + wd33c93_regs wdregs; + struct a3000_hostdata *hdata; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENODEV; + + if (!request_mem_region(res->start, resource_size(res), "wd33c93")) + return -EBUSY; + + instance = scsi_host_alloc(&amiga_a3000_scsi_template, + sizeof(struct a3000_hostdata)); + if (!instance) { + error = -ENOMEM; + goto fail_alloc; + } + + instance->irq = IRQ_AMIGA_PORTS; -#include "scsi_module.c" + regs = (struct a3000_scsiregs *)ZTWO_VADDR(res->start); + regs->DAWR = DAWR_A3000; + + wdregs.SASR = ®s->SASR; + wdregs.SCMD = ®s->SCMD; + + hdata = shost_priv(instance); + hdata->wh.no_sync = 0xff; + hdata->wh.fast = 0; + hdata->wh.dma_mode = CTRL_DMA; + hdata->regs = regs; + + wd33c93_init(instance, wdregs, dma_setup, dma_stop, WD33C93_FS_12_15); + error = request_irq(IRQ_AMIGA_PORTS, a3000_intr, IRQF_SHARED, + "A3000 SCSI", instance); + if (error) + goto fail_irq; + + regs->CNTR = CNTR_PDMD | CNTR_INTEN; + + error = scsi_add_host(instance, NULL); + if (error) + goto fail_host; + + platform_set_drvdata(pdev, instance); + + scsi_scan_host(instance); + return 0; + +fail_host: + free_irq(IRQ_AMIGA_PORTS, instance); +fail_irq: + scsi_host_put(instance); +fail_alloc: + release_mem_region(res->start, resource_size(res)); + return error; +} + +static int __exit amiga_a3000_scsi_remove(struct platform_device *pdev) +{ + struct Scsi_Host *instance = platform_get_drvdata(pdev); + struct a3000_hostdata *hdata = shost_priv(instance); + struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + hdata->regs->CNTR = 0; + scsi_remove_host(instance); + free_irq(IRQ_AMIGA_PORTS, instance); + scsi_host_put(instance); + release_mem_region(res->start, resource_size(res)); + return 0; +} + +static struct platform_driver amiga_a3000_scsi_driver = { + .remove = __exit_p(amiga_a3000_scsi_remove), + .driver = { + .name = "amiga-a3000-scsi", + .owner = THIS_MODULE, + }, +}; + +static int __init amiga_a3000_scsi_init(void) +{ + return platform_driver_probe(&amiga_a3000_scsi_driver, + amiga_a3000_scsi_probe); +} +module_init(amiga_a3000_scsi_init); -static int a3000_release(struct Scsi_Host *instance) +static void __exit amiga_a3000_scsi_exit(void) { - DMA(instance)->CNTR = 0; - release_mem_region(0xDD0000, 256); - free_irq(IRQ_AMIGA_PORTS, a3000_intr); - return 1; + platform_driver_unregister(&amiga_a3000_scsi_driver); } +module_exit(amiga_a3000_scsi_exit); +MODULE_DESCRIPTION("Amiga 3000 built-in SCSI"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:amiga-a3000-scsi"); diff --git a/drivers/scsi/a3000.h b/drivers/scsi/a3000.h index 684813ee378c..49db4a335aab 100644 --- a/drivers/scsi/a3000.h +++ b/drivers/scsi/a3000.h @@ -25,7 +25,7 @@ */ #define A3000_XFER_MASK (0x00000003) -typedef struct { +struct a3000_scsiregs { unsigned char pad1[2]; volatile unsigned short DAWR; volatile unsigned int WTC; @@ -46,7 +46,7 @@ typedef struct { volatile unsigned char SASR; unsigned char pad9; volatile unsigned char SCMD; -} a3000_scsiregs; +}; #define DAWR_A3000 (3) diff --git a/drivers/scsi/a4000t.c b/drivers/scsi/a4000t.c index 11ae6be8aeaf..23c76f41883c 100644 --- a/drivers/scsi/a4000t.c +++ b/drivers/scsi/a4000t.c @@ -20,10 +20,6 @@ #include "53c700.h" -MODULE_AUTHOR("Alan Hourihane <alanh@fairlite.demon.co.uk> / Kars de Jong <jongk@linux-m68k.org>"); -MODULE_DESCRIPTION("Amiga A4000T NCR53C710 driver"); -MODULE_LICENSE("GPL"); - static struct scsi_host_template a4000t_scsi_driver_template = { .name = "A4000T builtin SCSI", @@ -32,30 +28,35 @@ static struct scsi_host_template a4000t_scsi_driver_template = { .module = THIS_MODULE, }; -static struct platform_device *a4000t_scsi_device; -#define A4000T_SCSI_ADDR 0xdd0040 +#define A4000T_SCSI_OFFSET 0x40 -static int __devinit a4000t_probe(struct platform_device *dev) +static int __init amiga_a4000t_scsi_probe(struct platform_device *pdev) { - struct Scsi_Host *host; + struct resource *res; + phys_addr_t scsi_addr; struct NCR_700_Host_Parameters *hostdata; + struct Scsi_Host *host; - if (!(MACH_IS_AMIGA && AMIGAHW_PRESENT(A4000_SCSI))) - goto out; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENODEV; - if (!request_mem_region(A4000T_SCSI_ADDR, 0x1000, + if (!request_mem_region(res->start, resource_size(res), "A4000T builtin SCSI")) - goto out; + return -EBUSY; - hostdata = kzalloc(sizeof(struct NCR_700_Host_Parameters), GFP_KERNEL); + hostdata = kzalloc(sizeof(struct NCR_700_Host_Parameters), + GFP_KERNEL); if (!hostdata) { - printk(KERN_ERR "a4000t-scsi: Failed to allocate host data\n"); + dev_err(&pdev->dev, "Failed to allocate host data\n"); goto out_release; } + scsi_addr = res->start + A4000T_SCSI_OFFSET; + /* Fill in the required pieces of hostdata */ - hostdata->base = (void __iomem *)ZTWO_VADDR(A4000T_SCSI_ADDR); + hostdata->base = (void __iomem *)ZTWO_VADDR(scsi_addr); hostdata->clock = 50; hostdata->chip710 = 1; hostdata->dmode_extra = DMODE_FC2; @@ -63,26 +64,25 @@ static int __devinit a4000t_probe(struct platform_device *dev) /* and register the chip */ host = NCR_700_detect(&a4000t_scsi_driver_template, hostdata, - &dev->dev); + &pdev->dev); if (!host) { - printk(KERN_ERR "a4000t-scsi: No host detected; " - "board configuration problem?\n"); + dev_err(&pdev->dev, + "No host detected; board configuration problem?\n"); goto out_free; } host->this_id = 7; - host->base = A4000T_SCSI_ADDR; + host->base = scsi_addr; host->irq = IRQ_AMIGA_PORTS; if (request_irq(host->irq, NCR_700_intr, IRQF_SHARED, "a4000t-scsi", host)) { - printk(KERN_ERR "a4000t-scsi: request_irq failed\n"); + dev_err(&pdev->dev, "request_irq failed\n"); goto out_put_host; } - platform_set_drvdata(dev, host); + platform_set_drvdata(pdev, host); scsi_scan_host(host); - return 0; out_put_host: @@ -90,58 +90,49 @@ static int __devinit a4000t_probe(struct platform_device *dev) out_free: kfree(hostdata); out_release: - release_mem_region(A4000T_SCSI_ADDR, 0x1000); - out: + release_mem_region(res->start, resource_size(res)); return -ENODEV; } -static __devexit int a4000t_device_remove(struct platform_device *dev) +static int __exit amiga_a4000t_scsi_remove(struct platform_device *pdev) { - struct Scsi_Host *host = platform_get_drvdata(dev); + struct Scsi_Host *host = platform_get_drvdata(pdev); struct NCR_700_Host_Parameters *hostdata = shost_priv(host); + struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); scsi_remove_host(host); - NCR_700_release(host); kfree(hostdata); free_irq(host->irq, host); - release_mem_region(A4000T_SCSI_ADDR, 0x1000); - + release_mem_region(res->start, resource_size(res)); return 0; } -static struct platform_driver a4000t_scsi_driver = { - .driver = { - .name = "a4000t-scsi", - .owner = THIS_MODULE, +static struct platform_driver amiga_a4000t_scsi_driver = { + .remove = __exit_p(amiga_a4000t_scsi_remove), + .driver = { + .name = "amiga-a4000t-scsi", + .owner = THIS_MODULE, }, - .probe = a4000t_probe, - .remove = __devexit_p(a4000t_device_remove), }; -static int __init a4000t_scsi_init(void) +static int __init amiga_a4000t_scsi_init(void) { - int err; - - err = platform_driver_register(&a4000t_scsi_driver); - if (err) - return err; - - a4000t_scsi_device = platform_device_register_simple("a4000t-scsi", - -1, NULL, 0); - if (IS_ERR(a4000t_scsi_device)) { - platform_driver_unregister(&a4000t_scsi_driver); - return PTR_ERR(a4000t_scsi_device); - } - - return err; + return platform_driver_probe(&amiga_a4000t_scsi_driver, + amiga_a4000t_scsi_probe); } -static void __exit a4000t_scsi_exit(void) +module_init(amiga_a4000t_scsi_init); + +static void __exit amiga_a4000t_scsi_exit(void) { - platform_device_unregister(a4000t_scsi_device); - platform_driver_unregister(&a4000t_scsi_driver); + platform_driver_unregister(&amiga_a4000t_scsi_driver); } -module_init(a4000t_scsi_init); -module_exit(a4000t_scsi_exit); +module_exit(amiga_a4000t_scsi_exit); + +MODULE_AUTHOR("Alan Hourihane <alanh@fairlite.demon.co.uk> / " + "Kars de Jong <jongk@linux-m68k.org>"); +MODULE_DESCRIPTION("Amiga A4000T NCR53C710 driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:amiga-a4000t-scsi"); diff --git a/drivers/scsi/gvp11.c b/drivers/scsi/gvp11.c index 18b7102bb80e..2ce26eb7a1ec 100644 --- a/drivers/scsi/gvp11.c +++ b/drivers/scsi/gvp11.c @@ -1,36 +1,35 @@ #include <linux/types.h> -#include <linux/mm.h> -#include <linux/slab.h> -#include <linux/blkdev.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/mm.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/zorro.h> -#include <asm/setup.h> #include <asm/page.h> #include <asm/pgtable.h> #include <asm/amigaints.h> #include <asm/amigahw.h> -#include <linux/zorro.h> -#include <asm/irq.h> -#include <linux/spinlock.h> #include "scsi.h" -#include <scsi/scsi_host.h> #include "wd33c93.h" #include "gvp11.h" -#include <linux/stat.h> +#define CHECK_WD33C93 -#define DMA(ptr) ((gvp11_scsiregs *)((ptr)->base)) +struct gvp11_hostdata { + struct WD33C93_hostdata wh; + struct gvp11_scsiregs *regs; +}; -static irqreturn_t gvp11_intr(int irq, void *_instance) +static irqreturn_t gvp11_intr(int irq, void *data) { + struct Scsi_Host *instance = data; + struct gvp11_hostdata *hdata = shost_priv(instance); + unsigned int status = hdata->regs->CNTR; unsigned long flags; - unsigned int status; - struct Scsi_Host *instance = (struct Scsi_Host *)_instance; - status = DMA(instance)->CNTR; if (!(status & GVP11_DMAC_INT_PENDING)) return IRQ_NONE; @@ -50,64 +49,66 @@ void gvp11_setup(char *str, int *ints) static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { struct Scsi_Host *instance = cmd->device->host; - struct WD33C93_hostdata *hdata = shost_priv(instance); + struct gvp11_hostdata *hdata = shost_priv(instance); + struct WD33C93_hostdata *wh = &hdata->wh; + struct gvp11_scsiregs *regs = hdata->regs; unsigned short cntr = GVP11_DMAC_INT_ENABLE; unsigned long addr = virt_to_bus(cmd->SCp.ptr); int bank_mask; static int scsi_alloc_out_of_range = 0; /* use bounce buffer if the physical address is bad */ - if (addr & hdata->dma_xfer_mask) { - hdata->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; + if (addr & wh->dma_xfer_mask) { + wh->dma_bounce_len = (cmd->SCp.this_residual + 511) & ~0x1ff; if (!scsi_alloc_out_of_range) { - hdata->dma_bounce_buffer = - kmalloc(hdata->dma_bounce_len, GFP_KERNEL); - hdata->dma_buffer_pool = BUF_SCSI_ALLOCED; + wh->dma_bounce_buffer = + kmalloc(wh->dma_bounce_len, GFP_KERNEL); + wh->dma_buffer_pool = BUF_SCSI_ALLOCED; } if (scsi_alloc_out_of_range || - !hdata->dma_bounce_buffer) { - hdata->dma_bounce_buffer = - amiga_chip_alloc(hdata->dma_bounce_len, + !wh->dma_bounce_buffer) { + wh->dma_bounce_buffer = + amiga_chip_alloc(wh->dma_bounce_len, "GVP II SCSI Bounce Buffer"); - if (!hdata->dma_bounce_buffer) { - hdata->dma_bounce_len = 0; + if (!wh->dma_bounce_buffer) { + wh->dma_bounce_len = 0; return 1; } - hdata->dma_buffer_pool = BUF_CHIP_ALLOCED; + wh->dma_buffer_pool = BUF_CHIP_ALLOCED; } /* check if the address of the bounce buffer is OK */ - addr = virt_to_bus(hdata->dma_bounce_buffer); + addr = virt_to_bus(wh->dma_bounce_buffer); - if (addr & hdata->dma_xfer_mask) { + if (addr & wh->dma_xfer_mask) { /* fall back to Chip RAM if address out of range */ - if (hdata->dma_buffer_pool == BUF_SCSI_ALLOCED) { - kfree(hdata->dma_bounce_buffer); + if (wh->dma_buffer_pool == BUF_SCSI_ALLOCED) { + kfree(wh->dma_bounce_buffer); scsi_alloc_out_of_range = 1; } else { - amiga_chip_free(hdata->dma_bounce_buffer); + amiga_chip_free(wh->dma_bounce_buffer); } - hdata->dma_bounce_buffer = - amiga_chip_alloc(hdata->dma_bounce_len, + wh->dma_bounce_buffer = + amiga_chip_alloc(wh->dma_bounce_len, "GVP II SCSI Bounce Buffer"); - if (!hdata->dma_bounce_buffer) { - hdata->dma_bounce_len = 0; + if (!wh->dma_bounce_buffer) { + wh->dma_bounce_len = 0; return 1; } - addr = virt_to_bus(hdata->dma_bounce_buffer); - hdata->dma_buffer_pool = BUF_CHIP_ALLOCED; + addr = virt_to_bus(wh->dma_bounce_buffer); + wh->dma_buffer_pool = BUF_CHIP_ALLOCED; } if (!dir_in) { /* copy to bounce buffer for a write */ - memcpy(hdata->dma_bounce_buffer, cmd->SCp.ptr, + memcpy(wh->dma_bounce_buffer, cmd->SCp.ptr, cmd->SCp.this_residual); } } @@ -116,11 +117,11 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) if (!dir_in) cntr |= GVP11_DMAC_DIR_WRITE; - hdata->dma_dir = dir_in; - DMA(cmd->device->host)->CNTR = cntr; + wh->dma_dir = dir_in; + regs->CNTR = cntr; /* setup DMA *physical* address */ - DMA(cmd->device->host)->ACR = addr; + regs->ACR = addr; if (dir_in) { /* invalidate any cache */ @@ -130,12 +131,12 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) cache_push(addr, cmd->SCp.this_residual); } - bank_mask = (~hdata->dma_xfer_mask >> 18) & 0x01c0; + bank_mask = (~wh->dma_xfer_mask >> 18) & 0x01c0; if (bank_mask) - DMA(cmd->device->host)->BANK = bank_mask & (addr >> 18); + regs->BANK = bank_mask & (addr >> 18); /* start DMA */ - DMA(cmd->device->host)->ST_DMA = 1; + regs->ST_DMA = 1; /* return success */ return 0; @@ -144,236 +145,53 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in) static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int status) { - struct WD33C93_hostdata *hdata = shost_priv(instance); + struct gvp11_hostdata *hdata = shost_priv(instance); + struct WD33C93_hostdata *wh = &hdata->wh; + struct gvp11_scsiregs *regs = hdata->regs; /* stop DMA */ - DMA(instance)->SP_DMA = 1; + regs->SP_DMA = 1; /* remove write bit from CONTROL bits */ - DMA(instance)->CNTR = GVP11_DMAC_INT_ENABLE; + regs->CNTR = GVP11_DMAC_INT_ENABLE; /* copy from a bounce buffer, if necessary */ - if (status && hdata->dma_bounce_buffer) { - if (hdata->dma_dir && SCpnt) - memcpy(SCpnt->SCp.ptr, hdata->dma_bounce_buffer, + if (status && wh->dma_bounce_buffer) { + if (wh->dma_dir && SCpnt) + memcpy(SCpnt->SCp.ptr, wh->dma_bounce_buffer, SCpnt->SCp.this_residual); - if (hdata->dma_buffer_pool == BUF_SCSI_ALLOCED) - kfree(hdata->dma_bounce_buffer); - else - amiga_chip_free(hdata->dma_bounce_buffer); - - hdata->dma_bounce_buffer = NULL; - hdata->dma_bounce_len = 0; - } -} - -#define CHECK_WD33C93 - -int __init gvp11_detect(struct scsi_host_template *tpnt) -{ - static unsigned char called = 0; - struct Scsi_Host *instance; - unsigned long address; - unsigned int epc; - struct zorro_dev *z = NULL; - unsigned int default_dma_xfer_mask; - struct WD33C93_hostdata *hdata; - wd33c93_regs regs; - int num_gvp11 = 0; -#ifdef CHECK_WD33C93 - volatile unsigned char *sasr_3393, *scmd_3393; - unsigned char save_sasr; - unsigned char q, qq; -#endif - - if (!MACH_IS_AMIGA || called) - return 0; - called = 1; - - tpnt->proc_name = "GVP11"; - tpnt->proc_info = &wd33c93_proc_info; - - while ((z = zorro_find_device(ZORRO_WILDCARD, z))) { - /* - * This should (hopefully) be the correct way to identify - * all the different GVP SCSI controllers (except for the - * SERIES I though). - */ - - if (z->id == ZORRO_PROD_GVP_COMBO_030_R3_SCSI || - z->id == ZORRO_PROD_GVP_SERIES_II) - default_dma_xfer_mask = ~0x00ffffff; - else if (z->id == ZORRO_PROD_GVP_GFORCE_030_SCSI || - z->id == ZORRO_PROD_GVP_A530_SCSI || - z->id == ZORRO_PROD_GVP_COMBO_030_R4_SCSI) - default_dma_xfer_mask = ~0x01ffffff; - else if (z->id == ZORRO_PROD_GVP_A1291 || - z->id == ZORRO_PROD_GVP_GFORCE_040_SCSI_1) - default_dma_xfer_mask = ~0x07ffffff; + if (wh->dma_buffer_pool == BUF_SCSI_ALLOCED) + kfree(wh->dma_bounce_buffer); else - continue; - - /* - * Rumors state that some GVP ram boards use the same product - * code as the SCSI controllers. Therefore if the board-size - * is not 64KB we asume it is a ram board and bail out. - */ - if (z->resource.end - z->resource.start != 0xffff) - continue; + amiga_chip_free(wh->dma_bounce_buffer); - address = z->resource.start; - if (!request_mem_region(address, 256, "wd33c93")) - continue; - -#ifdef CHECK_WD33C93 - - /* - * These darn GVP boards are a problem - it can be tough to tell - * whether or not they include a SCSI controller. This is the - * ultimate Yet-Another-GVP-Detection-Hack in that it actually - * probes for a WD33c93 chip: If we find one, it's extremely - * likely that this card supports SCSI, regardless of Product_ - * Code, Board_Size, etc. - */ - - /* Get pointers to the presumed register locations and save contents */ - - sasr_3393 = &(((gvp11_scsiregs *)(ZTWO_VADDR(address)))->SASR); - scmd_3393 = &(((gvp11_scsiregs *)(ZTWO_VADDR(address)))->SCMD); - save_sasr = *sasr_3393; - - /* First test the AuxStatus Reg */ - - q = *sasr_3393; /* read it */ - if (q & 0x08) /* bit 3 should always be clear */ - goto release; - *sasr_3393 = WD_AUXILIARY_STATUS; /* setup indirect address */ - if (*sasr_3393 == WD_AUXILIARY_STATUS) { /* shouldn't retain the write */ - *sasr_3393 = save_sasr; /* Oops - restore this byte */ - goto release; - } - if (*sasr_3393 != q) { /* should still read the same */ - *sasr_3393 = save_sasr; /* Oops - restore this byte */ - goto release; - } - if (*scmd_3393 != q) /* and so should the image at 0x1f */ - goto release; - - /* - * Ok, we probably have a wd33c93, but let's check a few other places - * for good measure. Make sure that this works for both 'A and 'B - * chip versions. - */ - - *sasr_3393 = WD_SCSI_STATUS; - q = *scmd_3393; - *sasr_3393 = WD_SCSI_STATUS; - *scmd_3393 = ~q; - *sasr_3393 = WD_SCSI_STATUS; - qq = *scmd_3393; - *sasr_3393 = WD_SCSI_STATUS; - *scmd_3393 = q; - if (qq != q) /* should be read only */ - goto release; - *sasr_3393 = 0x1e; /* this register is unimplemented */ - q = *scmd_3393; - *sasr_3393 = 0x1e; - *scmd_3393 = ~q; - *sasr_3393 = 0x1e; - qq = *scmd_3393; - *sasr_3393 = 0x1e; - *scmd_3393 = q; - if (qq != q || qq != 0xff) /* should be read only, all 1's */ - goto release; - *sasr_3393 = WD_TIMEOUT_PERIOD; - q = *scmd_3393; - *sasr_3393 = WD_TIMEOUT_PERIOD; - *scmd_3393 = ~q; - *sasr_3393 = WD_TIMEOUT_PERIOD; - qq = *scmd_3393; - *sasr_3393 = WD_TIMEOUT_PERIOD; - *scmd_3393 = q; - if (qq != (~q & 0xff)) /* should be read/write */ - goto release; -#endif - - instance = scsi_register(tpnt, sizeof(struct WD33C93_hostdata)); - if (instance == NULL) - goto release; - instance->base = ZTWO_VADDR(address); - instance->irq = IRQ_AMIGA_PORTS; - instance->unique_id = z->slotaddr; - - hdata = shost_priv(instance); - if (gvp11_xfer_mask) - hdata->dma_xfer_mask = gvp11_xfer_mask; - else - hdata->dma_xfer_mask = default_dma_xfer_mask; - - DMA(instance)->secret2 = 1; - DMA(instance)->secret1 = 0; - DMA(instance)->secret3 = 15; - while (DMA(instance)->CNTR & GVP11_DMAC_BUSY) - ; - DMA(instance)->CNTR = 0; - - DMA(instance)->BANK = 0; - - epc = *(unsigned short *)(ZTWO_VADDR(address) + 0x8000); - - /* - * Check for 14MHz SCSI clock - */ - regs.SASR = &(DMA(instance)->SASR); - regs.SCMD = &(DMA(instance)->SCMD); - hdata->no_sync = 0xff; - hdata->fast = 0; - hdata->dma_mode = CTRL_DMA; - wd33c93_init(instance, regs, dma_setup, dma_stop, - (epc & GVP_SCSICLKMASK) ? WD33C93_FS_8_10 - : WD33C93_FS_12_15); - - if (request_irq(IRQ_AMIGA_PORTS, gvp11_intr, IRQF_SHARED, - "GVP11 SCSI", instance)) - goto unregister; - DMA(instance)->CNTR = GVP11_DMAC_INT_ENABLE; - num_gvp11++; - continue; - -unregister: - scsi_unregister(instance); -release: - release_mem_region(address, 256); + wh->dma_bounce_buffer = NULL; + wh->dma_bounce_len = 0; } - - return num_gvp11; } static int gvp11_bus_reset(struct scsi_cmnd *cmd) { + struct Scsi_Host *instance = cmd->device->host; + /* FIXME perform bus-specific reset */ /* FIXME 2: shouldn't we no-op this function (return FAILED), and fall back to host reset function, wd33c93_host_reset ? */ - spin_lock_irq(cmd->device->host->host_lock); + spin_lock_irq(instance->host_lock); wd33c93_host_reset(cmd); - spin_unlock_irq(cmd->device->host->host_lock); + spin_unlock_irq(instance->host_lock); return SUCCESS; } - -#define HOSTS_C - -#include "gvp11.h" - -static struct scsi_host_template driver_template = { - .proc_name = "GVP11", +static struct scsi_host_template gvp11_scsi_template = { + .module = THIS_MODULE, .name = "GVP Series II SCSI", - .detect = gvp11_detect, - .release = gvp11_release, + .proc_info = wd33c93_proc_info, + .proc_name = "GVP11", .queuecommand = wd33c93_queuecommand, .eh_abort_handler = wd33c93_abort, .eh_bus_reset_handler = gvp11_bus_reset, @@ -385,17 +203,230 @@ static struct scsi_host_template driver_template = { .use_clustering = DISABLE_CLUSTERING }; +static int __devinit check_wd33c93(struct gvp11_scsiregs *regs) +{ +#ifdef CHECK_WD33C93 + volatile unsigned char *sasr_3393, *scmd_3393; + unsigned char save_sasr; + unsigned char q, qq; -#include "scsi_module.c" + /* + * These darn GVP boards are a problem - it can be tough to tell + * whether or not they include a SCSI controller. This is the + * ultimate Yet-Another-GVP-Detection-Hack in that it actually + * probes for a WD33c93 chip: If we find one, it's extremely + * likely that this card supports SCSI, regardless of Product_ + * Code, Board_Size, etc. + */ + + /* Get pointers to the presumed register locations and save contents */ + + sasr_3393 = ®s->SASR; + scmd_3393 = ®s->SCMD; + save_sasr = *sasr_3393; + + /* First test the AuxStatus Reg */ + + q = *sasr_3393; /* read it */ + if (q & 0x08) /* bit 3 should always be clear */ + return -ENODEV; + *sasr_3393 = WD_AUXILIARY_STATUS; /* setup indirect address */ + if (*sasr_3393 == WD_AUXILIARY_STATUS) { /* shouldn't retain the write */ + *sasr_3393 = save_sasr; /* Oops - restore this byte */ + return -ENODEV; + } + if (*sasr_3393 != q) { /* should still read the same */ + *sasr_3393 = save_sasr; /* Oops - restore this byte */ + return -ENODEV; + } + if (*scmd_3393 != q) /* and so should the image at 0x1f */ + return -ENODEV; + + /* + * Ok, we probably have a wd33c93, but let's check a few other places + * for good measure. Make sure that this works for both 'A and 'B + * chip versions. + */ + + *sasr_3393 = WD_SCSI_STATUS; + q = *scmd_3393; + *sasr_3393 = WD_SCSI_STATUS; + *scmd_3393 = ~q; + *sasr_3393 = WD_SCSI_STATUS; + qq = *scmd_3393; + *sasr_3393 = WD_SCSI_STATUS; + *scmd_3393 = q; + if (qq != q) /* should be read only */ + return -ENODEV; + *sasr_3393 = 0x1e; /* this register is unimplemented */ + q = *scmd_3393; + *sasr_3393 = 0x1e; + *scmd_3393 = ~q; + *sasr_3393 = 0x1e; + qq = *scmd_3393; + *sasr_3393 = 0x1e; + *scmd_3393 = q; + if (qq != q || qq != 0xff) /* should be read only, all 1's */ + return -ENODEV; + *sasr_3393 = WD_TIMEOUT_PERIOD; + q = *scmd_3393; + *sasr_3393 = WD_TIMEOUT_PERIOD; + *scmd_3393 = ~q; + *sasr_3393 = WD_TIMEOUT_PERIOD; + qq = *scmd_3393; + *sasr_3393 = WD_TIMEOUT_PERIOD; + *scmd_3393 = q; + if (qq != (~q & 0xff)) /* should be read/write */ + return -ENODEV; +#endif /* CHECK_WD33C93 */ -int gvp11_release(struct Scsi_Host *instance) + return 0; +} + +static int __devinit gvp11_probe(struct zorro_dev *z, + const struct zorro_device_id *ent) { -#ifdef MODULE - DMA(instance)->CNTR = 0; - release_mem_region(ZTWO_PADDR(instance->base), 256); + struct Scsi_Host *instance; + unsigned long address; + int error; + unsigned int epc; + unsigned int default_dma_xfer_mask; + struct gvp11_hostdata *hdata; + struct gvp11_scsiregs *regs; + wd33c93_regs wdregs; + + default_dma_xfer_mask = ent->driver_data; + + /* + * Rumors state that some GVP ram boards use the same product + * code as the SCSI controllers. Therefore if the board-size + * is not 64KB we asume it is a ram board and bail out. + */ + if (zorro_resource_len(z) != 0x10000) + return -ENODEV; + + address = z->resource.start; + if (!request_mem_region(address, 256, "wd33c93")) + return -EBUSY; + + regs = (struct gvp11_scsiregs *)(ZTWO_VADDR(address)); + + error = check_wd33c93(regs); + if (error) + goto fail_check_or_alloc; + + instance = scsi_host_alloc(&gvp11_scsi_template, + sizeof(struct gvp11_hostdata)); + if (!instance) { + error = -ENOMEM; + goto fail_check_or_alloc; + } + + instance->irq = IRQ_AMIGA_PORTS; + instance->unique_id = z->slotaddr; + + regs->secret2 = 1; + regs->secret1 = 0; + regs->secret3 = 15; + while (regs->CNTR & GVP11_DMAC_BUSY) + ; + regs->CNTR = 0; + regs->BANK = 0; + + wdregs.SASR = ®s->SASR; + wdregs.SCMD = ®s->SCMD; + + hdata = shost_priv(instance); + if (gvp11_xfer_mask) + hdata->wh.dma_xfer_mask = gvp11_xfer_mask; + else + hdata->wh.dma_xfer_mask = default_dma_xfer_mask; + + hdata->wh.no_sync = 0xff; + hdata->wh.fast = 0; + hdata->wh.dma_mode = CTRL_DMA; + hdata->regs = regs; + + /* + * Check for 14MHz SCSI clock + */ + epc = *(unsigned short *)(ZTWO_VADDR(address) + 0x8000); + wd33c93_init(instance, wdregs, dma_setup, dma_stop, + (epc & GVP_SCSICLKMASK) ? WD33C93_FS_8_10 + : WD33C93_FS_12_15); + + error = request_irq(IRQ_AMIGA_PORTS, gvp11_intr, IRQF_SHARED, + "GVP11 SCSI", instance); + if (error) + goto fail_irq; + + regs->CNTR = GVP11_DMAC_INT_ENABLE; + + error = scsi_add_host(instance, NULL); + if (error) + goto fail_host; + + zorro_set_drvdata(z, instance); + scsi_scan_host(instance); + return 0; + +fail_host: free_irq(IRQ_AMIGA_PORTS, instance); -#endif - return 1; +fail_irq: + scsi_host_put(instance); +fail_check_or_alloc: + release_mem_region(address, 256); + return error; +} + +static void __devexit gvp11_remove(struct zorro_dev *z) +{ + struct Scsi_Host *instance = zorro_get_drvdata(z); + struct gvp11_hostdata *hdata = shost_priv(instance); + + hdata->regs->CNTR = 0; + scsi_remove_host(instance); + free_irq(IRQ_AMIGA_PORTS, instance); + scsi_host_put(instance); + release_mem_region(z->resource.start, 256); +} + + /* + * This should (hopefully) be the correct way to identify + * all the different GVP SCSI controllers (except for the + * SERIES I though). + */ + +static struct zorro_device_id gvp11_zorro_tbl[] __devinitdata = { + { ZORRO_PROD_GVP_COMBO_030_R3_SCSI, ~0x00ffffff }, + { ZORRO_PROD_GVP_SERIES_II, ~0x00ffffff }, + { ZORRO_PROD_GVP_GFORCE_030_SCSI, ~0x01ffffff }, + { ZORRO_PROD_GVP_A530_SCSI, ~0x01ffffff }, + { ZORRO_PROD_GVP_COMBO_030_R4_SCSI, ~0x01ffffff }, + { ZORRO_PROD_GVP_A1291, ~0x07ffffff }, + { ZORRO_PROD_GVP_GFORCE_040_SCSI_1, ~0x07ffffff }, + { 0 } +}; +MODULE_DEVICE_TABLE(zorro, gvp11_zorro_tbl); + +static struct zorro_driver gvp11_driver = { + .name = "gvp11", + .id_table = gvp11_zorro_tbl, + .probe = gvp11_probe, + .remove = __devexit_p(gvp11_remove), +}; + +static int __init gvp11_init(void) +{ + return zorro_register_driver(&gvp11_driver); +} +module_init(gvp11_init); + +static void __exit gvp11_exit(void) +{ + zorro_unregister_driver(&gvp11_driver); } +module_exit(gvp11_exit); +MODULE_DESCRIPTION("GVP Series II SCSI"); MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/gvp11.h b/drivers/scsi/gvp11.h index e2efdf9601ef..852913cde5dd 100644 --- a/drivers/scsi/gvp11.h +++ b/drivers/scsi/gvp11.h @@ -11,9 +11,6 @@ #include <linux/types.h> -int gvp11_detect(struct scsi_host_template *); -int gvp11_release(struct Scsi_Host *); - #ifndef CMD_PER_LUN #define CMD_PER_LUN 2 #endif @@ -22,15 +19,13 @@ int gvp11_release(struct Scsi_Host *); #define CAN_QUEUE 16 #endif -#ifndef HOSTS_C - /* * if the transfer address ANDed with this results in a non-zero * result, then we can't use DMA. */ #define GVP11_XFER_MASK (0xff000001) -typedef struct { +struct gvp11_scsiregs { unsigned char pad1[64]; volatile unsigned short CNTR; unsigned char pad2[31]; @@ -46,7 +41,7 @@ typedef struct { volatile unsigned short SP_DMA; volatile unsigned short secret2; /* store 1 here */ volatile unsigned short secret3; /* store 15 here */ -} gvp11_scsiregs; +}; /* bits in CNTR */ #define GVP11_DMAC_BUSY (1<<0) @@ -54,6 +49,4 @@ typedef struct { #define GVP11_DMAC_INT_ENABLE (1<<3) #define GVP11_DMAC_DIR_WRITE (1<<4) -#endif /* else def HOSTS_C */ - #endif /* GVP11_H */ diff --git a/drivers/scsi/mvme147.c b/drivers/scsi/mvme147.c index 716d1785cda7..c29d0dbb9660 100644 --- a/drivers/scsi/mvme147.c +++ b/drivers/scsi/mvme147.c @@ -16,12 +16,12 @@ #include <linux/stat.h> -static struct Scsi_Host *mvme147_host = NULL; - -static irqreturn_t mvme147_intr(int irq, void *dummy) +static irqreturn_t mvme147_intr(int irq, void *data) { + struct Scsi_Host *instance = data; + if (irq == MVME147_IRQ_SCSI_PORT) - wd33c93_intr(mvme147_host); + wd33c93_intr(instance); else m147_pcc->dma_intr = 0x89; /* Ack and enable ints */ return IRQ_HANDLED; @@ -29,7 +29,8 @@ static irqreturn_t mvme147_intr(int irq, void *dummy) static int dma_setup(struct scsi_cmnd *cmd, int dir_in) { - struct WD33C93_hostdata *hdata = shost_priv(mvme147_host); + struct Scsi_Host *instance = cmd->device->host; + struct WD33C93_hostdata *hdata = shost_priv(instance); unsigned char flags = 0x01; unsigned long addr = virt_to_bus(cmd->SCp.ptr); @@ -66,6 +67,7 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt, int mvme147_detect(struct scsi_host_template *tpnt) { static unsigned char called = 0; + struct Scsi_Host *instance; wd33c93_regs regs; struct WD33C93_hostdata *hdata; @@ -76,25 +78,25 @@ int mvme147_detect(struct scsi_host_template *tpnt) tpnt->proc_name = "MVME147"; tpnt->proc_info = &wd33c93_proc_info; - mvme147_host = scsi_register(tpnt, sizeof(struct WD33C93_hostdata)); - if (!mvme147_host) + instance = scsi_register(tpnt, sizeof(struct WD33C93_hostdata)); + if (!instance) goto err_out; - mvme147_host->base = 0xfffe4000; - mvme147_host->irq = MVME147_IRQ_SCSI_PORT; + instance->base = 0xfffe4000; + instance->irq = MVME147_IRQ_SCSI_PORT; regs.SASR = (volatile unsigned char *)0xfffe4000; regs.SCMD = (volatile unsigned char *)0xfffe4001; - hdata = shost_priv(mvme147_host); + hdata = shost_priv(instance); hdata->no_sync = 0xff; hdata->fast = 0; hdata->dma_mode = CTRL_DMA; - wd33c93_init(mvme147_host, regs, dma_setup, dma_stop, WD33C93_FS_8_10); + wd33c93_init(instance, regs, dma_setup, dma_stop, WD33C93_FS_8_10); if (request_irq(MVME147_IRQ_SCSI_PORT, mvme147_intr, 0, - "MVME147 SCSI PORT", mvme147_intr)) + "MVME147 SCSI PORT", instance)) goto err_unregister; if (request_irq(MVME147_IRQ_SCSI_DMA, mvme147_intr, 0, - "MVME147 SCSI DMA", mvme147_intr)) + "MVME147 SCSI DMA", instance)) goto err_free_irq; #if 0 /* Disabled; causes problems booting */ m147_pcc->scsi_interrupt = 0x10; /* Assert SCSI bus reset */ @@ -113,7 +115,7 @@ int mvme147_detect(struct scsi_host_template *tpnt) err_free_irq: free_irq(MVME147_IRQ_SCSI_PORT, mvme147_intr); err_unregister: - scsi_unregister(mvme147_host); + scsi_unregister(instance); err_out: return 0; } @@ -132,9 +134,6 @@ static int mvme147_bus_reset(struct scsi_cmnd *cmd) return SUCCESS; } -#define HOSTS_C - -#include "mvme147.h" static struct scsi_host_template driver_template = { .proc_name = "MVME147", |