| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Bob Tracy | 3195 | 88.70% | 1 | 3.33% |
| Dominik Brodowski | 300 | 8.33% | 17 | 56.67% |
| FUJITA Tomonori | 39 | 1.08% | 1 | 3.33% |
| Jeff Garzik | 38 | 1.05% | 3 | 10.00% |
| Tony Jones | 18 | 0.50% | 1 | 3.33% |
| Hannes Reinecke | 3 | 0.08% | 1 | 3.33% |
| Thomas Gleixner | 3 | 0.08% | 2 | 6.67% |
| Vaishali Thakkar | 2 | 0.06% | 1 | 3.33% |
| Jens Axboe | 2 | 0.06% | 1 | 3.33% |
| Yoann Padioleau | 1 | 0.03% | 1 | 3.33% |
| Joe Perches | 1 | 0.03% | 1 | 3.33% |
| Total | 3602 | 30 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * sym53c500_cs.c Bob Tracy (rct@frus.com) * * A rewrite of the pcmcia-cs add-on driver for newer (circa 1997) * New Media Bus Toaster PCMCIA SCSI cards using the Symbios Logic * 53c500 controller: intended for use with 2.6 and later kernels. * The pcmcia-cs add-on version of this driver is not supported * beyond 2.4. It consisted of three files with history/copyright * information as follows: * * SYM53C500.h * Bob Tracy (rct@frus.com) * Original by Tom Corner (tcorner@via.at). * Adapted from NCR53c406a.h which is Copyrighted (C) 1994 * Normunds Saumanis (normunds@rx.tech.swh.lv) * * SYM53C500.c * Bob Tracy (rct@frus.com) * Original driver by Tom Corner (tcorner@via.at) was adapted * from NCR53c406a.c which is Copyrighted (C) 1994, 1995, 1996 * Normunds Saumanis (normunds@fi.ibm.com) * * sym53c500.c * Bob Tracy (rct@frus.com) * Original by Tom Corner (tcorner@via.at) was adapted from a * driver for the Qlogic SCSI card written by * David Hinds (dhinds@allegro.stanford.edu). */ #define SYM53C500_DEBUG 0 #define VERBOSE_SYM53C500_DEBUG 0 /* * Set this to 0 if you encounter kernel lockups while transferring * data in PIO mode. Note this can be changed via "sysfs". */ #define USE_FAST_PIO 1 /* =============== End of user configurable parameters ============== */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/errno.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/slab.h> #include <linux/string.h> #include <linux/ioport.h> #include <linux/blkdev.h> #include <linux/spinlock.h> #include <linux/bitops.h> #include <asm/io.h> #include <asm/dma.h> #include <asm/irq.h> #include <scsi/scsi_ioctl.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_device.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> #include <pcmcia/cistpl.h> #include <pcmcia/ds.h> #include <pcmcia/ciscode.h> /* ================================================================== */ #define SYNC_MODE 0 /* Synchronous transfer mode */ /* Default configuration */ #define C1_IMG 0x07 /* ID=7 */ #define C2_IMG 0x48 /* FE SCSI2 */ #define C3_IMG 0x20 /* CDB */ #define C4_IMG 0x04 /* ANE */ #define C5_IMG 0xa4 /* ? changed from b6= AA PI SIE POL */ #define C7_IMG 0x80 /* added for SYM53C500 t. corner */ /* Hardware Registers: offsets from io_port (base) */ /* Control Register Set 0 */ #define TC_LSB 0x00 /* transfer counter lsb */ #define TC_MSB 0x01 /* transfer counter msb */ #define SCSI_FIFO 0x02 /* scsi fifo register */ #define CMD_REG 0x03 /* command register */ #define STAT_REG 0x04 /* status register */ #define DEST_ID 0x04 /* selection/reselection bus id */ #define INT_REG 0x05 /* interrupt status register */ #define SRTIMOUT 0x05 /* select/reselect timeout reg */ #define SEQ_REG 0x06 /* sequence step register */ #define SYNCPRD 0x06 /* synchronous transfer period */ #define FIFO_FLAGS 0x07 /* indicates # of bytes in fifo */ #define SYNCOFF 0x07 /* synchronous offset register */ #define CONFIG1 0x08 /* configuration register */ #define CLKCONV 0x09 /* clock conversion register */ /* #define TESTREG 0x0A */ /* test mode register */ #define CONFIG2 0x0B /* configuration 2 register */ #define CONFIG3 0x0C /* configuration 3 register */ #define CONFIG4 0x0D /* configuration 4 register */ #define TC_HIGH 0x0E /* transfer counter high */ /* #define FIFO_BOTTOM 0x0F */ /* reserve FIFO byte register */ /* Control Register Set 1 */ /* #define JUMPER_SENSE 0x00 */ /* jumper sense port reg (r/w) */ /* #define SRAM_PTR 0x01 */ /* SRAM address pointer reg (r/w) */ /* #define SRAM_DATA 0x02 */ /* SRAM data register (r/w) */ #define PIO_FIFO 0x04 /* PIO FIFO registers (r/w) */ /* #define PIO_FIFO1 0x05 */ /* */ /* #define PIO_FIFO2 0x06 */ /* */ /* #define PIO_FIFO3 0x07 */ /* */ #define PIO_STATUS 0x08 /* PIO status (r/w) */ /* #define ATA_CMD 0x09 */ /* ATA command/status reg (r/w) */ /* #define ATA_ERR 0x0A */ /* ATA features/error reg (r/w) */ #define PIO_FLAG 0x0B /* PIO flag interrupt enable (r/w) */ #define CONFIG5 0x09 /* configuration 5 register */ /* #define SIGNATURE 0x0E */ /* signature register (r) */ /* #define CONFIG6 0x0F */ /* configuration 6 register (r) */ #define CONFIG7 0x0d /* select register set 0 */ #define REG0(x) (outb(C4_IMG, (x) + CONFIG4)) /* select register set 1 */ #define REG1(x) outb(C7_IMG, (x) + CONFIG7); outb(C5_IMG, (x) + CONFIG5) #if SYM53C500_DEBUG #define DEB(x) x #else #define DEB(x) #endif #if VERBOSE_SYM53C500_DEBUG #define VDEB(x) x #else #define VDEB(x) #endif #define LOAD_DMA_COUNT(x, count) \ outb(count & 0xff, (x) + TC_LSB); \ outb((count >> 8) & 0xff, (x) + TC_MSB); \ outb((count >> 16) & 0xff, (x) + TC_HIGH); /* Chip commands */ #define DMA_OP 0x80 #define SCSI_NOP 0x00 #define FLUSH_FIFO 0x01 #define CHIP_RESET 0x02 #define SCSI_RESET 0x03 #define RESELECT 0x40 #define SELECT_NO_ATN 0x41 #define SELECT_ATN 0x42 #define SELECT_ATN_STOP 0x43 #define ENABLE_SEL 0x44 #define DISABLE_SEL 0x45 #define SELECT_ATN3 0x46 #define RESELECT3 0x47 #define TRANSFER_INFO 0x10 #define INIT_CMD_COMPLETE 0x11 #define MSG_ACCEPT 0x12 #define TRANSFER_PAD 0x18 #define SET_ATN 0x1a #define RESET_ATN 0x1b #define SEND_MSG 0x20 #define SEND_STATUS 0x21 #define SEND_DATA 0x22 #define DISCONN_SEQ 0x23 #define TERMINATE_SEQ 0x24 #define TARG_CMD_COMPLETE 0x25 #define DISCONN 0x27 #define RECV_MSG 0x28 #define RECV_CMD 0x29 #define RECV_DATA 0x2a #define RECV_CMD_SEQ 0x2b #define TARGET_ABORT_DMA 0x04 /* ================================================================== */ struct scsi_info_t { struct pcmcia_device *p_dev; struct Scsi_Host *host; unsigned short manf_id; }; /* * Repository for per-instance host data. */ struct sym53c500_data { struct scsi_cmnd *current_SC; int fast_pio; }; enum Phase { idle, data_out, data_in, command_ph, status_ph, message_out, message_in }; /* ================================================================== */ static void chip_init(int io_port) { REG1(io_port); outb(0x01, io_port + PIO_STATUS); outb(0x00, io_port + PIO_FLAG); outb(C4_IMG, io_port + CONFIG4); /* REG0(io_port); */ outb(C3_IMG, io_port + CONFIG3); outb(C2_IMG, io_port + CONFIG2); outb(C1_IMG, io_port + CONFIG1); outb(0x05, io_port + CLKCONV); /* clock conversion factor */ outb(0x9C, io_port + SRTIMOUT); /* Selection timeout */ outb(0x05, io_port + SYNCPRD); /* Synchronous transfer period */ outb(SYNC_MODE, io_port + SYNCOFF); /* synchronous mode */ } static void SYM53C500_int_host_reset(int io_port) { outb(C4_IMG, io_port + CONFIG4); /* REG0(io_port); */ outb(CHIP_RESET, io_port + CMD_REG); outb(SCSI_NOP, io_port + CMD_REG); /* required after reset */ outb(SCSI_RESET, io_port + CMD_REG); chip_init(io_port); } static __inline__ int SYM53C500_pio_read(int fast_pio, int base, unsigned char *request, unsigned int reqlen) { int i; int len; /* current scsi fifo size */ REG1(base); while (reqlen) { i = inb(base + PIO_STATUS); /* VDEB(printk("pio_status=%x\n", i)); */ if (i & 0x80) return 0; switch (i & 0x1e) { default: case 0x10: /* fifo empty */ len = 0; break; case 0x0: len = 1; break; case 0x8: /* fifo 1/3 full */ len = 42; break; case 0xc: /* fifo 2/3 full */ len = 84; break; case 0xe: /* fifo full */ len = 128; break; } if ((i & 0x40) && len == 0) { /* fifo empty and interrupt occurred */ return 0; } if (len) { if (len > reqlen) len = reqlen; if (fast_pio && len > 3) { insl(base + PIO_FIFO, request, len >> 2); request += len & 0xfc; reqlen -= len & 0xfc; } else { while (len--) { *request++ = inb(base + PIO_FIFO); reqlen--; } } } } return 0; } static __inline__ int SYM53C500_pio_write(int fast_pio, int base, unsigned char *request, unsigned int reqlen) { int i = 0; int len; /* current scsi fifo size */ REG1(base); while (reqlen && !(i & 0x40)) { i = inb(base + PIO_STATUS); /* VDEB(printk("pio_status=%x\n", i)); */ if (i & 0x80) /* error */ return 0; switch (i & 0x1e) { case 0x10: len = 128; break; case 0x0: len = 84; break; case 0x8: len = 42; break; case 0xc: len = 1; break; default: case 0xe: len = 0; break; } if (len) { if (len > reqlen) len = reqlen; if (fast_pio && len > 3) { outsl(base + PIO_FIFO, request, len >> 2); request += len & 0xfc; reqlen -= len & 0xfc; } else { while (len--) { outb(*request++, base + PIO_FIFO); reqlen--; } } } } return 0; } static irqreturn_t SYM53C500_intr(int irq, void *dev_id) { unsigned long flags; struct Scsi_Host *dev = dev_id; DEB(unsigned char fifo_size;) DEB(unsigned char seq_reg;) unsigned char status, int_reg; unsigned char pio_status; int port_base = dev->io_port; struct sym53c500_data *data = (struct sym53c500_data *)dev->hostdata; struct scsi_cmnd *curSC = data->current_SC; int fast_pio = data->fast_pio; spin_lock_irqsave(dev->host_lock, flags); VDEB(printk("SYM53C500_intr called\n")); REG1(port_base); pio_status = inb(port_base + PIO_STATUS); REG0(port_base); status = inb(port_base + STAT_REG); DEB(seq_reg = inb(port_base + SEQ_REG)); int_reg = inb(port_base + INT_REG); DEB(fifo_size = inb(port_base + FIFO_FLAGS) & 0x1f); #if SYM53C500_DEBUG printk("status=%02x, seq_reg=%02x, int_reg=%02x, fifo_size=%02x", status, seq_reg, int_reg, fifo_size); printk(", pio=%02x\n", pio_status); #endif /* SYM53C500_DEBUG */ if (int_reg & 0x80) { /* SCSI reset intr */ DEB(printk("SYM53C500: reset intr received\n")); curSC->result = DID_RESET << 16; goto idle_out; } if (pio_status & 0x80) { printk("SYM53C500: Warning: PIO error!\n"); curSC->result = DID_ERROR << 16; goto idle_out; } if (status & 0x20) { /* Parity error */ printk("SYM53C500: Warning: parity error!\n"); curSC->result = DID_PARITY << 16; goto idle_out; } if (status & 0x40) { /* Gross error */ printk("SYM53C500: Warning: gross error!\n"); curSC->result = DID_ERROR << 16; goto idle_out; } if (int_reg & 0x20) { /* Disconnect */ DEB(printk("SYM53C500: disconnect intr received\n")); if (curSC->SCp.phase != message_in) { /* Unexpected disconnect */ curSC->result = DID_NO_CONNECT << 16; } else { /* Command complete, return status and message */ curSC->result = (curSC->SCp.Status & 0xff) | ((curSC->SCp.Message & 0xff) << 8) | (DID_OK << 16); } goto idle_out; } switch (status & 0x07) { /* scsi phase */ case 0x00: /* DATA-OUT */ if (int_reg & 0x10) { /* Target requesting info transfer */ struct scatterlist *sg; int i; curSC->SCp.phase = data_out; VDEB(printk("SYM53C500: Data-Out phase\n")); outb(FLUSH_FIFO, port_base + CMD_REG); LOAD_DMA_COUNT(port_base, scsi_bufflen(curSC)); /* Max transfer size */ outb(TRANSFER_INFO | DMA_OP, port_base + CMD_REG); scsi_for_each_sg(curSC, sg, scsi_sg_count(curSC), i) { SYM53C500_pio_write(fast_pio, port_base, sg_virt(sg), sg->length); } REG0(port_base); } break; case 0x01: /* DATA-IN */ if (int_reg & 0x10) { /* Target requesting info transfer */ struct scatterlist *sg; int i; curSC->SCp.phase = data_in; VDEB(printk("SYM53C500: Data-In phase\n")); outb(FLUSH_FIFO, port_base + CMD_REG); LOAD_DMA_COUNT(port_base, scsi_bufflen(curSC)); /* Max transfer size */ outb(TRANSFER_INFO | DMA_OP, port_base + CMD_REG); scsi_for_each_sg(curSC, sg, scsi_sg_count(curSC), i) { SYM53C500_pio_read(fast_pio, port_base, sg_virt(sg), sg->length); } REG0(port_base); } break; case 0x02: /* COMMAND */ curSC->SCp.phase = command_ph; printk("SYM53C500: Warning: Unknown interrupt occurred in command phase!\n"); break; case 0x03: /* STATUS */ curSC->SCp.phase = status_ph; VDEB(printk("SYM53C500: Status phase\n")); outb(FLUSH_FIFO, port_base + CMD_REG); outb(INIT_CMD_COMPLETE, port_base + CMD_REG); break; case 0x04: /* Reserved */ case 0x05: /* Reserved */ printk("SYM53C500: WARNING: Reserved phase!!!\n"); break; case 0x06: /* MESSAGE-OUT */ DEB(printk("SYM53C500: Message-Out phase\n")); curSC->SCp.phase = message_out; outb(SET_ATN, port_base + CMD_REG); /* Reject the message */ outb(MSG_ACCEPT, port_base + CMD_REG); break; case 0x07: /* MESSAGE-IN */ VDEB(printk("SYM53C500: Message-In phase\n")); curSC->SCp.phase = message_in; curSC->SCp.Status = inb(port_base + SCSI_FIFO); curSC->SCp.Message = inb(port_base + SCSI_FIFO); VDEB(printk("SCSI FIFO size=%d\n", inb(port_base + FIFO_FLAGS) & 0x1f)); DEB(printk("Status = %02x Message = %02x\n", curSC->SCp.Status, curSC->SCp.Message)); if (curSC->SCp.Message == SAVE_POINTERS || curSC->SCp.Message == DISCONNECT) { outb(SET_ATN, port_base + CMD_REG); /* Reject message */ DEB(printk("Discarding SAVE_POINTERS message\n")); } outb(MSG_ACCEPT, port_base + CMD_REG); break; } out: spin_unlock_irqrestore(dev->host_lock, flags); return IRQ_HANDLED; idle_out: curSC->SCp.phase = idle; curSC->scsi_done(curSC); goto out; } static void SYM53C500_release(struct pcmcia_device *link) { struct scsi_info_t *info = link->priv; struct Scsi_Host *shost = info->host; dev_dbg(&link->dev, "SYM53C500_release\n"); /* * Do this before releasing/freeing resources. */ scsi_remove_host(shost); /* * Interrupts getting hosed on card removal. Try * the following code, mostly from qlogicfas.c. */ if (shost->irq) free_irq(shost->irq, shost); if (shost->io_port && shost->n_io_port) release_region(shost->io_port, shost->n_io_port); pcmcia_disable_device(link); scsi_host_put(shost); } /* SYM53C500_release */ static const char* SYM53C500_info(struct Scsi_Host *SChost) { static char info_msg[256]; struct sym53c500_data *data = (struct sym53c500_data *)SChost->hostdata; DEB(printk("SYM53C500_info called\n")); (void)snprintf(info_msg, sizeof(info_msg), "SYM53C500 at 0x%lx, IRQ %d, %s PIO mode.", SChost->io_port, SChost->irq, data->fast_pio ? "fast" : "slow"); return (info_msg); } static int SYM53C500_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { int i; int port_base = SCpnt->device->host->io_port; struct sym53c500_data *data = (struct sym53c500_data *)SCpnt->device->host->hostdata; VDEB(printk("SYM53C500_queue called\n")); DEB(printk("cmd=%02x, cmd_len=%02x, target=%02x, lun=%02x, bufflen=%d\n", SCpnt->cmnd[0], SCpnt->cmd_len, SCpnt->device->id, (u8)SCpnt->device->lun, scsi_bufflen(SCpnt))); VDEB(for (i = 0; i < SCpnt->cmd_len; i++) printk("cmd[%d]=%02x ", i, SCpnt->cmnd[i])); VDEB(printk("\n")); data->current_SC = SCpnt; data->current_SC->scsi_done = done; data->current_SC->SCp.phase = command_ph; data->current_SC->SCp.Status = 0; data->current_SC->SCp.Message = 0; /* We are locked here already by the mid layer */ REG0(port_base); outb(scmd_id(SCpnt), port_base + DEST_ID); /* set destination */ outb(FLUSH_FIFO, port_base + CMD_REG); /* reset the fifos */ for (i = 0; i < SCpnt->cmd_len; i++) { outb(SCpnt->cmnd[i], port_base + SCSI_FIFO); } outb(SELECT_NO_ATN, port_base + CMD_REG); return 0; } static DEF_SCSI_QCMD(SYM53C500_queue) static int SYM53C500_host_reset(struct scsi_cmnd *SCpnt) { int port_base = SCpnt->device->host->io_port; DEB(printk("SYM53C500_host_reset called\n")); spin_lock_irq(SCpnt->device->host->host_lock); SYM53C500_int_host_reset(port_base); spin_unlock_irq(SCpnt->device->host->host_lock); return SUCCESS; } static int SYM53C500_biosparm(struct scsi_device *disk, struct block_device *dev, sector_t capacity, int *info_array) { int size; DEB(printk("SYM53C500_biosparm called\n")); size = capacity; info_array[0] = 64; /* heads */ info_array[1] = 32; /* sectors */ info_array[2] = size >> 11; /* cylinders */ if (info_array[2] > 1024) { /* big disk */ info_array[0] = 255; info_array[1] = 63; info_array[2] = size / (255 * 63); } return 0; } static ssize_t SYM53C500_show_pio(struct device *dev, struct device_attribute *attr, char *buf) { struct Scsi_Host *SHp = class_to_shost(dev); struct sym53c500_data *data = (struct sym53c500_data *)SHp->hostdata; return snprintf(buf, 4, "%d\n", data->fast_pio); } static ssize_t SYM53C500_store_pio(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { int pio; struct Scsi_Host *SHp = class_to_shost(dev); struct sym53c500_data *data = (struct sym53c500_data *)SHp->hostdata; pio = simple_strtoul(buf, NULL, 0); if (pio == 0 || pio == 1) { data->fast_pio = pio; return count; } else return -EINVAL; } /* * SCSI HBA device attributes we want to * make available via sysfs. */ static struct device_attribute SYM53C500_pio_attr = { .attr = { .name = "fast_pio", .mode = (S_IRUGO | S_IWUSR), }, .show = SYM53C500_show_pio, .store = SYM53C500_store_pio, }; static struct device_attribute *SYM53C500_shost_attrs[] = { &SYM53C500_pio_attr, NULL, }; /* * scsi_host_template initializer */ static struct scsi_host_template sym53c500_driver_template = { .module = THIS_MODULE, .name = "SYM53C500", .info = SYM53C500_info, .queuecommand = SYM53C500_queue, .eh_host_reset_handler = SYM53C500_host_reset, .bios_param = SYM53C500_biosparm, .proc_name = "SYM53C500", .can_queue = 1, .this_id = 7, .sg_tablesize = 32, .shost_attrs = SYM53C500_shost_attrs }; static int SYM53C500_config_check(struct pcmcia_device *p_dev, void *priv_data) { p_dev->io_lines = 10; p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; if (p_dev->resource[0]->start == 0) return -ENODEV; return pcmcia_request_io(p_dev); } static int SYM53C500_config(struct pcmcia_device *link) { struct scsi_info_t *info = link->priv; int ret; int irq_level, port_base; struct Scsi_Host *host; struct scsi_host_template *tpnt = &sym53c500_driver_template; struct sym53c500_data *data; dev_dbg(&link->dev, "SYM53C500_config\n"); info->manf_id = link->manf_id; ret = pcmcia_loop_config(link, SYM53C500_config_check, NULL); if (ret) goto failed; if (!link->irq) goto failed; ret = pcmcia_enable_device(link); if (ret) goto failed; /* * That's the trouble with copying liberally from another driver. * Some things probably aren't relevant, and I suspect this entire * section dealing with manufacturer IDs can be scrapped. --rct */ if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) { /* set ATAcmd */ outb(0xb4, link->resource[0]->start + 0xd); outb(0x24, link->resource[0]->start + 0x9); outb(0x04, link->resource[0]->start + 0xd); } /* * irq_level == 0 implies tpnt->can_queue == 0, which * is not supported in 2.6. Thus, only irq_level > 0 * will be allowed. * * Possible port_base values are as follows: * * 0x130, 0x230, 0x280, 0x290, * 0x320, 0x330, 0x340, 0x350 */ port_base = link->resource[0]->start; irq_level = link->irq; DEB(printk("SYM53C500: port_base=0x%x, irq=%d, fast_pio=%d\n", port_base, irq_level, USE_FAST_PIO);) chip_init(port_base); host = scsi_host_alloc(tpnt, sizeof(struct sym53c500_data)); if (!host) { printk("SYM53C500: Unable to register host, giving up.\n"); goto err_release; } data = (struct sym53c500_data *)host->hostdata; if (irq_level > 0) { if (request_irq(irq_level, SYM53C500_intr, IRQF_SHARED, "SYM53C500", host)) { printk("SYM53C500: unable to allocate IRQ %d\n", irq_level); goto err_free_scsi; } DEB(printk("SYM53C500: allocated IRQ %d\n", irq_level)); } else if (irq_level == 0) { DEB(printk("SYM53C500: No interrupts detected\n")); goto err_free_scsi; } else { DEB(printk("SYM53C500: Shouldn't get here!\n")); goto err_free_scsi; } host->unique_id = port_base; host->irq = irq_level; host->io_port = port_base; host->n_io_port = 0x10; host->dma_channel = -1; /* * Note fast_pio is set to USE_FAST_PIO by * default, but can be changed via "sysfs". */ data->fast_pio = USE_FAST_PIO; info->host = host; if (scsi_add_host(host, NULL)) goto err_free_irq; scsi_scan_host(host); return 0; err_free_irq: free_irq(irq_level, host); err_free_scsi: scsi_host_put(host); err_release: release_region(port_base, 0x10); printk(KERN_INFO "sym53c500_cs: no SCSI devices found\n"); return -ENODEV; failed: SYM53C500_release(link); return -ENODEV; } /* SYM53C500_config */ static int sym53c500_resume(struct pcmcia_device *link) { struct scsi_info_t *info = link->priv; /* See earlier comment about manufacturer IDs. */ if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) { outb(0x80, link->resource[0]->start + 0xd); outb(0x24, link->resource[0]->start + 0x9); outb(0x04, link->resource[0]->start + 0xd); } /* * If things don't work after a "resume", * this is a good place to start looking. */ SYM53C500_int_host_reset(link->resource[0]->start); return 0; } static void SYM53C500_detach(struct pcmcia_device *link) { dev_dbg(&link->dev, "SYM53C500_detach\n"); SYM53C500_release(link); kfree(link->priv); link->priv = NULL; } /* SYM53C500_detach */ static int SYM53C500_probe(struct pcmcia_device *link) { struct scsi_info_t *info; dev_dbg(&link->dev, "SYM53C500_attach()\n"); /* Create new SCSI device */ info = kzalloc(sizeof(*info), GFP_KERNEL); if (!info) return -ENOMEM; info->p_dev = link; link->priv = info; link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO; return SYM53C500_config(link); } /* SYM53C500_attach */ MODULE_AUTHOR("Bob Tracy <rct@frus.com>"); MODULE_DESCRIPTION("SYM53C500 PCMCIA SCSI driver"); MODULE_LICENSE("GPL"); static const struct pcmcia_device_id sym53c500_ids[] = { PCMCIA_DEVICE_PROD_ID12("BASICS by New Media Corporation", "SCSI Sym53C500", 0x23c78a9d, 0x0099e7f7), PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "SCSI Bus Toaster Sym53C500", 0x085a850b, 0x45432eb8), PCMCIA_DEVICE_PROD_ID2("SCSI9000", 0x21648f44), PCMCIA_DEVICE_NULL, }; MODULE_DEVICE_TABLE(pcmcia, sym53c500_ids); static struct pcmcia_driver sym53c500_cs_driver = { .owner = THIS_MODULE, .name = "sym53c500_cs", .probe = SYM53C500_probe, .remove = SYM53C500_detach, .id_table = sym53c500_ids, .resume = sym53c500_resume, }; module_pcmcia_driver(sym53c500_cs_driver);
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