diff options
author | Len Brown <len.brown@intel.com> | 2004-08-13 10:06:49 -0400 |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2004-08-13 10:06:49 -0400 |
commit | 858cb35b83cd1c1d473097df893a406148f35914 (patch) | |
tree | d5d536c385af56e0cc2ed65d30d22a712c79eca9 /drivers | |
parent | 2adcd7e4d4b9c59d4dc35adcc1cb785601aafb0a (diff) | |
parent | ab1d1f0db0bdd87114d8d3af747458659a3a7690 (diff) | |
download | history-858cb35b83cd1c1d473097df893a406148f35914.tar.gz |
Merge intel.com:/home/lenb/bk/linux-2.6.8
into intel.com:/home/lenb/src/linux-acpi-test-2.6.8
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/block/ll_rw_blk.c | 11 | ||||
-rw-r--r-- | drivers/block/paride/pcd.c | 2 | ||||
-rw-r--r-- | drivers/block/scsi_ioctl.c | 94 | ||||
-rw-r--r-- | drivers/cdrom/cdrom.c | 15 | ||||
-rw-r--r-- | drivers/cdrom/cdu31a.c | 2 | ||||
-rw-r--r-- | drivers/cdrom/cm206.c | 2 | ||||
-rw-r--r-- | drivers/cdrom/mcd.c | 2 | ||||
-rw-r--r-- | drivers/cdrom/mcdx.c | 2 | ||||
-rw-r--r-- | drivers/cdrom/sbpcd.c | 2 | ||||
-rw-r--r-- | drivers/cdrom/viocd.c | 2 | ||||
-rw-r--r-- | drivers/ide/ide-cd.c | 4 | ||||
-rw-r--r-- | drivers/ide/ide-disk.c | 2 | ||||
-rw-r--r-- | drivers/ide/ide-floppy.c | 2 | ||||
-rw-r--r-- | drivers/ide/ide-tape.c | 2 | ||||
-rw-r--r-- | drivers/ide/ide.c | 6 | ||||
-rw-r--r-- | drivers/net/lasi_82596.c | 163 | ||||
-rw-r--r-- | drivers/parisc/dino.c | 9 | ||||
-rw-r--r-- | drivers/parisc/iommu-helpers.h | 8 | ||||
-rw-r--r-- | drivers/parisc/iosapic.c | 123 | ||||
-rw-r--r-- | drivers/parisc/lba_pci.c | 177 | ||||
-rw-r--r-- | drivers/parisc/led.c | 6 | ||||
-rw-r--r-- | drivers/parisc/sba_iommu.c | 351 | ||||
-rw-r--r-- | drivers/parisc/superio.c | 8 | ||||
-rw-r--r-- | drivers/pcmcia/pd6729.c | 40 | ||||
-rw-r--r-- | drivers/scsi/ide-scsi.c | 2 | ||||
-rw-r--r-- | drivers/scsi/sd.c | 2 | ||||
-rw-r--r-- | drivers/scsi/sr.c | 2 | ||||
-rw-r--r-- | drivers/scsi/st.c | 2 |
28 files changed, 712 insertions, 331 deletions
diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c index 8dc40d5d86daa8..17c403ebd58bbf 100644 --- a/drivers/block/ll_rw_blk.c +++ b/drivers/block/ll_rw_blk.c @@ -1467,9 +1467,6 @@ request_queue_t *blk_init_queue(request_fn_proc *rfn, spinlock_t *lock) printk("Using %s io scheduler\n", chosen_elevator->elevator_name); } - if (elevator_init(q, chosen_elevator)) - goto out_elv; - q->request_fn = rfn; q->back_merge_fn = ll_back_merge_fn; q->front_merge_fn = ll_front_merge_fn; @@ -1487,8 +1484,12 @@ request_queue_t *blk_init_queue(request_fn_proc *rfn, spinlock_t *lock) blk_queue_max_hw_segments(q, MAX_HW_SEGMENTS); blk_queue_max_phys_segments(q, MAX_PHYS_SEGMENTS); - return q; -out_elv: + /* + * all done + */ + if (!elevator_init(q, chosen_elevator)) + return q; + blk_cleanup_queue(q); out_init: kmem_cache_free(requestq_cachep, q); diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c index 2f1901b606c22c..876a2369088399 100644 --- a/drivers/block/paride/pcd.c +++ b/drivers/block/paride/pcd.c @@ -259,7 +259,7 @@ static int pcd_block_ioctl(struct inode *inode, struct file *file, unsigned cmd, unsigned long arg) { struct pcd_unit *cd = inode->i_bdev->bd_disk->private_data; - return cdrom_ioctl(&cd->info, inode, cmd, arg); + return cdrom_ioctl(file, &cd->info, inode, cmd, arg); } static int pcd_block_media_changed(struct gendisk *disk) diff --git a/drivers/block/scsi_ioctl.c b/drivers/block/scsi_ioctl.c index 03df600806502a..41d023931f472b 100644 --- a/drivers/block/scsi_ioctl.c +++ b/drivers/block/scsi_ioctl.c @@ -105,8 +105,80 @@ static int sg_emulated_host(request_queue_t *q, int __user *p) return put_user(1, p); } -static int sg_io(request_queue_t *q, struct gendisk *bd_disk, - struct sg_io_hdr *hdr) +#define CMD_READ_SAFE 0x01 +#define CMD_WRITE_SAFE 0x02 +#define safe_for_read(cmd) [cmd] = CMD_READ_SAFE +#define safe_for_write(cmd) [cmd] = CMD_WRITE_SAFE + +static int verify_command(struct file *file, unsigned char *cmd) +{ + static const unsigned char cmd_type[256] = { + + /* Basic read-only commands */ + safe_for_read(TEST_UNIT_READY), + safe_for_read(REQUEST_SENSE), + safe_for_read(READ_6), + safe_for_read(READ_10), + safe_for_read(READ_12), + safe_for_read(READ_16), + safe_for_read(READ_BUFFER), + safe_for_read(READ_LONG), + safe_for_read(INQUIRY), + safe_for_read(MODE_SENSE), + safe_for_read(MODE_SENSE_10), + safe_for_read(START_STOP), + + /* Audio CD commands */ + safe_for_read(GPCMD_PLAY_CD), + safe_for_read(GPCMD_PLAY_AUDIO_10), + safe_for_read(GPCMD_PLAY_AUDIO_MSF), + safe_for_read(GPCMD_PLAY_AUDIO_TI), + + /* CD/DVD data reading */ + safe_for_read(GPCMD_READ_CD), + safe_for_read(GPCMD_READ_CD_MSF), + safe_for_read(GPCMD_READ_DISC_INFO), + safe_for_read(GPCMD_READ_CDVD_CAPACITY), + safe_for_read(GPCMD_READ_DVD_STRUCTURE), + safe_for_read(GPCMD_READ_HEADER), + safe_for_read(GPCMD_READ_TRACK_RZONE_INFO), + safe_for_read(GPCMD_READ_SUBCHANNEL), + safe_for_read(GPCMD_READ_TOC_PMA_ATIP), + safe_for_read(GPCMD_REPORT_KEY), + safe_for_read(GPCMD_SCAN), + + /* Basic writing commands */ + safe_for_write(WRITE_6), + safe_for_write(WRITE_10), + safe_for_write(WRITE_VERIFY), + safe_for_write(WRITE_12), + safe_for_write(WRITE_VERIFY_12), + safe_for_write(WRITE_16), + safe_for_write(WRITE_BUFFER), + safe_for_write(WRITE_LONG), + }; + unsigned char type = cmd_type[cmd[0]]; + + /* Anybody who can open the device can do a read-safe command */ + if (type & CMD_READ_SAFE) + return 0; + + /* Write-safe commands just require a writable open.. */ + if (type & CMD_WRITE_SAFE) { + if (file->f_mode & FMODE_WRITE) + return 0; + } + + /* And root can do any command.. */ + if (capable(CAP_SYS_RAWIO)) + return 0; + + /* Otherwise fail it with an "Operation not permitted" */ + return -EPERM; +} + +static int sg_io(struct file *file, request_queue_t *q, + struct gendisk *bd_disk, struct sg_io_hdr *hdr) { unsigned long start_time; int reading, writing; @@ -121,6 +193,8 @@ static int sg_io(request_queue_t *q, struct gendisk *bd_disk, return -EINVAL; if (copy_from_user(cmd, hdr->cmdp, hdr->cmd_len)) return -EFAULT; + if (verify_command(file, cmd)) + return -EPERM; /* * we'll do that later @@ -226,8 +300,8 @@ static int sg_io(request_queue_t *q, struct gendisk *bd_disk, #define READ_DEFECT_DATA_TIMEOUT (60 * HZ ) #define OMAX_SB_LEN 16 /* For backward compatibility */ -static int sg_scsi_ioctl(request_queue_t *q, struct gendisk *bd_disk, - Scsi_Ioctl_Command __user *sic) +static int sg_scsi_ioctl(struct file *file, request_queue_t *q, + struct gendisk *bd_disk, Scsi_Ioctl_Command __user *sic) { struct request *rq; int err, in_len, out_len, bytes, opcode, cmdlen; @@ -269,6 +343,10 @@ static int sg_scsi_ioctl(request_queue_t *q, struct gendisk *bd_disk, if (copy_from_user(buffer, sic->data + cmdlen, in_len)) goto error; + err = verify_command(file, rq->cmd); + if (err) + goto error; + switch (opcode) { case SEND_DIAGNOSTIC: case FORMAT_UNIT: @@ -319,7 +397,7 @@ error: return err; } -int scsi_cmd_ioctl(struct gendisk *bd_disk, unsigned int cmd, void __user *arg) +int scsi_cmd_ioctl(struct file *file, struct gendisk *bd_disk, unsigned int cmd, void __user *arg) { request_queue_t *q; struct request *rq; @@ -366,7 +444,7 @@ int scsi_cmd_ioctl(struct gendisk *bd_disk, unsigned int cmd, void __user *arg) err = -EFAULT; if (copy_from_user(&hdr, arg, sizeof(hdr))) break; - err = sg_io(q, bd_disk, &hdr); + err = sg_io(file, q, bd_disk, &hdr); if (err == -EFAULT) break; @@ -414,7 +492,7 @@ int scsi_cmd_ioctl(struct gendisk *bd_disk, unsigned int cmd, void __user *arg) hdr.cmdp = ((struct cdrom_generic_command __user*) arg)->cmd; hdr.cmd_len = sizeof(cgc.cmd); - err = sg_io(q, bd_disk, &hdr); + err = sg_io(file, q, bd_disk, &hdr); if (err == -EFAULT) break; @@ -437,7 +515,7 @@ int scsi_cmd_ioctl(struct gendisk *bd_disk, unsigned int cmd, void __user *arg) if (!arg) break; - err = sg_scsi_ioctl(q, bd_disk, arg); + err = sg_scsi_ioctl(file, q, bd_disk, arg); break; case CDROMCLOSETRAY: close = 1; diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c index 360d4b64a42e53..2e1ee63d107fd5 100644 --- a/drivers/cdrom/cdrom.c +++ b/drivers/cdrom/cdrom.c @@ -833,8 +833,11 @@ static int cdrom_open_write(struct cdrom_device_info *cdi) if (!cdrom_is_mrw(cdi, &mrw_write)) mrw = 1; - (void) cdrom_is_random_writable(cdi, &ram_write); - + if (CDROM_CAN(CDC_MO_DRIVE)) + ram_write = 1; + else + (void) cdrom_is_random_writable(cdi, &ram_write); + if (mrw) cdi->mask &= ~CDC_MRW; else @@ -855,7 +858,7 @@ static int cdrom_open_write(struct cdrom_device_info *cdi) else if (CDROM_CAN(CDC_DVD_RAM)) ret = cdrom_dvdram_open_write(cdi); else if (CDROM_CAN(CDC_RAM) && - !CDROM_CAN(CDC_CD_R|CDC_CD_RW|CDC_DVD|CDC_DVD_R|CDC_MRW)) + !CDROM_CAN(CDC_CD_R|CDC_CD_RW|CDC_DVD|CDC_DVD_R|CDC_MRW|CDC_MO_DRIVE)) ret = cdrom_ram_open_write(cdi); else if (CDROM_CAN(CDC_MO_DRIVE)) ret = mo_open_write(cdi); @@ -2072,14 +2075,14 @@ retry: * these days. ATAPI / SCSI specific code now mainly resides in * mmc_ioct(). */ -int cdrom_ioctl(struct cdrom_device_info *cdi, struct inode *ip, - unsigned int cmd, unsigned long arg) +int cdrom_ioctl(struct file * file, struct cdrom_device_info *cdi, + struct inode *ip, unsigned int cmd, unsigned long arg) { struct cdrom_device_ops *cdo = cdi->ops; int ret; /* Try the generic SCSI command ioctl's first.. */ - ret = scsi_cmd_ioctl(ip->i_bdev->bd_disk, cmd, (void __user *)arg); + ret = scsi_cmd_ioctl(file, ip->i_bdev->bd_disk, cmd, (void __user *)arg); if (ret != -ENOTTY) return ret; diff --git a/drivers/cdrom/cdu31a.c b/drivers/cdrom/cdu31a.c index 3a758a020280c7..cbe336429c2f9a 100644 --- a/drivers/cdrom/cdu31a.c +++ b/drivers/cdrom/cdu31a.c @@ -3179,7 +3179,7 @@ static int scd_block_release(struct inode *inode, struct file *file) static int scd_block_ioctl(struct inode *inode, struct file *file, unsigned cmd, unsigned long arg) { - return cdrom_ioctl(&scd_info, inode, cmd, arg); + return cdrom_ioctl(file, &scd_info, inode, cmd, arg); } static int scd_block_media_changed(struct gendisk *disk) diff --git a/drivers/cdrom/cm206.c b/drivers/cdrom/cm206.c index d6d49df4dea5e3..ccd2603625dfbe 100644 --- a/drivers/cdrom/cm206.c +++ b/drivers/cdrom/cm206.c @@ -1363,7 +1363,7 @@ static int cm206_block_release(struct inode *inode, struct file *file) static int cm206_block_ioctl(struct inode *inode, struct file *file, unsigned cmd, unsigned long arg) { - return cdrom_ioctl(&cm206_info, inode, cmd, arg); + return cdrom_ioctl(file, &cm206_info, inode, cmd, arg); } static int cm206_block_media_changed(struct gendisk *disk) diff --git a/drivers/cdrom/mcd.c b/drivers/cdrom/mcd.c index 33b35e30e619a0..4cb0fb491c65a3 100644 --- a/drivers/cdrom/mcd.c +++ b/drivers/cdrom/mcd.c @@ -227,7 +227,7 @@ static int mcd_block_release(struct inode *inode, struct file *file) static int mcd_block_ioctl(struct inode *inode, struct file *file, unsigned cmd, unsigned long arg) { - return cdrom_ioctl(&mcd_info, inode, cmd, arg); + return cdrom_ioctl(file, &mcd_info, inode, cmd, arg); } static int mcd_block_media_changed(struct gendisk *disk) diff --git a/drivers/cdrom/mcdx.c b/drivers/cdrom/mcdx.c index 3ada792c81f8ad..01b4e9a5602e45 100644 --- a/drivers/cdrom/mcdx.c +++ b/drivers/cdrom/mcdx.c @@ -233,7 +233,7 @@ static int mcdx_block_ioctl(struct inode *inode, struct file *file, unsigned cmd, unsigned long arg) { struct s_drive_stuff *p = inode->i_bdev->bd_disk->private_data; - return cdrom_ioctl(&p->info, inode, cmd, arg); + return cdrom_ioctl(file, &p->info, inode, cmd, arg); } static int mcdx_block_media_changed(struct gendisk *disk) diff --git a/drivers/cdrom/sbpcd.c b/drivers/cdrom/sbpcd.c index a2475c6bb183e3..88467495983a31 100644 --- a/drivers/cdrom/sbpcd.c +++ b/drivers/cdrom/sbpcd.c @@ -5372,7 +5372,7 @@ static int sbpcd_block_ioctl(struct inode *inode, struct file *file, unsigned cmd, unsigned long arg) { struct sbpcd_drive *p = inode->i_bdev->bd_disk->private_data; - return cdrom_ioctl(p->sbpcd_infop, inode, cmd, arg); + return cdrom_ioctl(file, p->sbpcd_infop, inode, cmd, arg); } static int sbpcd_block_media_changed(struct gendisk *disk) diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c index 85f0aca152224f..3a2acc0fb855ac 100644 --- a/drivers/cdrom/viocd.c +++ b/drivers/cdrom/viocd.c @@ -199,7 +199,7 @@ static int viocd_blk_ioctl(struct inode *inode, struct file *file, unsigned cmd, unsigned long arg) { struct disk_info *di = inode->i_bdev->bd_disk->private_data; - return cdrom_ioctl(&di->viocd_info, inode, cmd, arg); + return cdrom_ioctl(file, &di->viocd_info, inode, cmd, arg); } static int viocd_blk_media_changed(struct gendisk *disk) diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index f8414d0a4aae4d..c3d6286eb87c1f 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -3395,10 +3395,10 @@ static int idecd_ioctl (struct inode *inode, struct file *file, { struct block_device *bdev = inode->i_bdev; ide_drive_t *drive = bdev->bd_disk->private_data; - int err = generic_ide_ioctl(bdev, cmd, arg); + int err = generic_ide_ioctl(file, bdev, cmd, arg); if (err == -EINVAL) { struct cdrom_info *info = drive->driver_data; - err = cdrom_ioctl(&info->devinfo, inode, cmd, arg); + err = cdrom_ioctl(file, &info->devinfo, inode, cmd, arg); } return err; } diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 8b6be30b12c8fd..7b3bf05cbf95da 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -1668,7 +1668,7 @@ static int idedisk_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { struct block_device *bdev = inode->i_bdev; - return generic_ide_ioctl(bdev, cmd, arg); + return generic_ide_ioctl(file, bdev, cmd, arg); } static int idedisk_media_changed(struct gendisk *disk) diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index 56fec5ca18792b..7383f44a2d0ba7 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -1946,7 +1946,7 @@ static int idefloppy_ioctl(struct inode *inode, struct file *file, ide_drive_t *drive = bdev->bd_disk->private_data; idefloppy_floppy_t *floppy = drive->driver_data; void __user *argp = (void __user *)arg; - int err = generic_ide_ioctl(bdev, cmd, arg); + int err = generic_ide_ioctl(file, bdev, cmd, arg); int prevent = (arg) ? 1 : 0; idefloppy_pc_t pc; if (err != -EINVAL) diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index f86ffc4b356b2f..d19ee543e2023f 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -4807,7 +4807,7 @@ static int idetape_ioctl(struct inode *inode, struct file *file, { struct block_device *bdev = inode->i_bdev; ide_drive_t *drive = bdev->bd_disk->private_data; - int err = generic_ide_ioctl(bdev, cmd, arg); + int err = generic_ide_ioctl(file, bdev, cmd, arg); if (err == -EINVAL) err = idetape_blkdev_ioctl(drive, cmd, arg); return err; diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index 2bdb860e03c3bf..e99d9ec19bbe6e 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -1453,8 +1453,8 @@ static int generic_ide_resume(struct device *dev) return ide_do_drive_cmd(drive, &rq, ide_head_wait); } -int generic_ide_ioctl(struct block_device *bdev, unsigned int cmd, - unsigned long arg) +int generic_ide_ioctl(struct file *file, struct block_device *bdev, + unsigned int cmd, unsigned long arg) { ide_drive_t *drive = bdev->bd_disk->private_data; ide_settings_t *setting; @@ -1605,7 +1605,7 @@ int generic_ide_ioctl(struct block_device *bdev, unsigned int cmd, case CDROMEJECT: case CDROMCLOSETRAY: - return scsi_cmd_ioctl(bdev->bd_disk, cmd, p); + return scsi_cmd_ioctl(file, bdev->bd_disk, cmd, p); case HDIO_GET_BUSSTATE: if (!capable(CAP_SYS_ADMIN)) diff --git a/drivers/net/lasi_82596.c b/drivers/net/lasi_82596.c index 9e83a01cf1efff..4957de6d8c9798 100644 --- a/drivers/net/lasi_82596.c +++ b/drivers/net/lasi_82596.c @@ -92,8 +92,7 @@ #include <asm/cache.h> #include <asm/parisc-device.h> -static char version[] __devinitdata = - "82596.c $Revision: 1.29 $\n"; +#define LASI_82596_DRIVER_VERSION "LASI 82596 driver - Revision: 1.30" /* DEBUG flags */ @@ -124,10 +123,10 @@ static char version[] __devinitdata = do { dma_cache_sync((void *)addr, len, DMA_TO_DEVICE); } while (0) #define CHECK_INV(addr,len) \ - do { dma_cache_sync((void *)addr,len, DMA_FROM_DEVICE); } while(0) + do { dma_cache_sync((void *)addr, len, DMA_FROM_DEVICE); } while(0) #define CHECK_WBACK_INV(addr,len) \ - do { dma_cache_sync((void *)addr,len, DMA_BIDIRECTIONAL); } while (0) + do { dma_cache_sync((void *)addr, len, DMA_BIDIRECTIONAL); } while (0) #define PA_I82596_RESET 0 /* Offsets relative to LASI-LAN-Addr.*/ @@ -506,7 +505,7 @@ static void i596_display_data(struct net_device *dev) rfd = lp->rfd_head; printk("rfd_head = %p\n", rfd); do { - printk (" %p .stat %04x, .cmd %04x, b_next %08x, rbd %08x," + printk(" %p .stat %04x, .cmd %04x, b_next %08x, rbd %08x," " count %04x\n", rfd, rfd->stat, rfd->cmd, rfd->b_next, rfd->rbd, rfd->count); @@ -552,7 +551,7 @@ static inline void init_rx_bufs(struct net_device *dev) struct sk_buff *skb = dev_alloc_skb(PKT_BUF_SZ + 4); if (skb == NULL) - panic("82596: alloc_skb() failed"); + panic("%s: alloc_skb() failed", __FILE__); skb_reserve(skb, 2); dma_addr = dma_map_single(lp->dev, skb->tail,PKT_BUF_SZ, DMA_FROM_DEVICE); @@ -637,8 +636,8 @@ static int init_i596_mem(struct net_device *dev) disable_irq(dev->irq); /* disable IRQs from LAN */ DEB(DEB_INIT, - printk("RESET 82596 port: %08lX (with IRQ%d disabled)\n", - dev->base_addr + PA_I82596_RESET, + printk("RESET 82596 port: %p (with IRQ %d disabled)\n", + (void*)(dev->base_addr + PA_I82596_RESET), dev->irq)); gsc_writel(0, (void*)(dev->base_addr + PA_I82596_RESET)); /* Hard Reset */ @@ -658,7 +657,7 @@ static int init_i596_mem(struct net_device *dev) lp->cmd_head = NULL; lp->scb.cmd = I596_NULL; - DEB(DEB_INIT,printk("%s: starting i82596.\n", dev->name)); + DEB(DEB_INIT, printk("%s: starting i82596.\n", dev->name)); CHECK_WBACK(&(lp->scp), sizeof(struct i596_scp)); CHECK_WBACK(&(lp->iscp), sizeof(struct i596_iscp)); @@ -667,9 +666,9 @@ static int init_i596_mem(struct net_device *dev) CA(dev); - if (wait_istat(dev,lp,1000,"initialization timed out")) + if (wait_istat(dev, lp, 1000, "initialization timed out")) goto failed; - DEB(DEB_INIT,printk("%s: i82596 initialization successful\n", dev->name)); + DEB(DEB_INIT, printk("%s: i82596 initialization successful\n", dev->name)); /* Ensure rx frame/buffer descriptors are tidy */ rebuild_rx_bufs(dev); @@ -679,30 +678,30 @@ static int init_i596_mem(struct net_device *dev) enable_irq(dev->irq); /* enable IRQs from LAN */ - DEB(DEB_INIT,printk("%s: queuing CmdConfigure\n", dev->name)); + DEB(DEB_INIT, printk("%s: queuing CmdConfigure\n", dev->name)); memcpy(lp->cf_cmd.i596_config, init_setup, 14); lp->cf_cmd.cmd.command = CmdConfigure; CHECK_WBACK(&(lp->cf_cmd), sizeof(struct cf_cmd)); i596_add_cmd(dev, &lp->cf_cmd.cmd); - DEB(DEB_INIT,printk("%s: queuing CmdSASetup\n", dev->name)); + DEB(DEB_INIT, printk("%s: queuing CmdSASetup\n", dev->name)); memcpy(lp->sa_cmd.eth_addr, dev->dev_addr, 6); lp->sa_cmd.cmd.command = CmdSASetup; CHECK_WBACK(&(lp->sa_cmd), sizeof(struct sa_cmd)); i596_add_cmd(dev, &lp->sa_cmd.cmd); - DEB(DEB_INIT,printk("%s: queuing CmdTDR\n", dev->name)); + DEB(DEB_INIT, printk("%s: queuing CmdTDR\n", dev->name)); lp->tdr_cmd.cmd.command = CmdTDR; CHECK_WBACK(&(lp->tdr_cmd), sizeof(struct tdr_cmd)); i596_add_cmd(dev, &lp->tdr_cmd.cmd); spin_lock_irqsave (&lp->lock, flags); - if (wait_cmd(dev,lp,1000,"timed out waiting to issue RX_START")) { + if (wait_cmd(dev, lp, 1000, "timed out waiting to issue RX_START")) { spin_unlock_irqrestore (&lp->lock, flags); goto failed; } - DEB(DEB_INIT,printk("%s: Issuing RX_START\n", dev->name)); + DEB(DEB_INIT, printk("%s: Issuing RX_START\n", dev->name)); lp->scb.command = RX_START; lp->scb.rfd = WSWAPrfd(virt_to_dma(lp,lp->rfds)); CHECK_WBACK(&(lp->scb), sizeof(struct i596_scb)); @@ -711,9 +710,9 @@ static int init_i596_mem(struct net_device *dev) spin_unlock_irqrestore (&lp->lock, flags); - if (wait_cmd(dev,lp,1000,"RX_START not processed")) + if (wait_cmd(dev, lp, 1000, "RX_START not processed")) goto failed; - DEB(DEB_INIT,printk("%s: Receive unit started OK\n", dev->name)); + DEB(DEB_INIT, printk("%s: Receive unit started OK\n", dev->name)); return 0; @@ -731,7 +730,7 @@ static inline int i596_rx(struct net_device *dev) struct i596_rbd *rbd; int frames = 0; - DEB(DEB_RXFRAME,printk ("i596_rx(), rfd_head %p, rbd_head %p\n", + DEB(DEB_RXFRAME, printk("i596_rx(), rfd_head %p, rbd_head %p\n", lp->rfd_head, lp->rbd_head)); @@ -794,7 +793,7 @@ static inline int i596_rx(struct net_device *dev) memory_squeeze: if (skb == NULL) { /* XXX tulip.c can defer packets here!! */ - printk ("%s: i596_rx Memory squeeze, dropping packet.\n", dev->name); + printk("%s: i596_rx Memory squeeze, dropping packet.\n", dev->name); lp->stats.rx_dropped++; } else { @@ -863,7 +862,7 @@ memory_squeeze: CHECK_INV(rfd, sizeof(struct i596_rfd)); } - DEB(DEB_RXFRAME,printk ("frames %d\n", frames)); + DEB(DEB_RXFRAME, printk("frames %d\n", frames)); return 0; } @@ -902,7 +901,7 @@ static inline void i596_cleanup_cmd(struct net_device *dev, struct i596_private CHECK_WBACK_INV(ptr, sizeof(struct i596_cmd)); } - wait_cmd(dev,lp,100,"i596_cleanup_cmd timed out"); + wait_cmd(dev, lp, 100, "i596_cleanup_cmd timed out"); lp->scb.cmd = I596_NULL; CHECK_WBACK(&(lp->scb), sizeof(struct i596_scb)); } @@ -912,11 +911,11 @@ static inline void i596_reset(struct net_device *dev, struct i596_private *lp) { unsigned long flags; - DEB(DEB_RESET,printk("i596_reset\n")); + DEB(DEB_RESET, printk("i596_reset\n")); spin_lock_irqsave (&lp->lock, flags); - wait_cmd(dev,lp,100,"i596_reset timed out"); + wait_cmd(dev, lp, 100, "i596_reset timed out"); netif_stop_queue(dev); @@ -926,7 +925,7 @@ static inline void i596_reset(struct net_device *dev, struct i596_private *lp) CA(dev); /* wait for shutdown */ - wait_cmd(dev,lp,1000,"i596_reset 2 timed out"); + wait_cmd(dev, lp, 1000, "i596_reset 2 timed out"); spin_unlock_irqrestore (&lp->lock, flags); i596_cleanup_cmd(dev,lp); @@ -942,7 +941,7 @@ static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd) struct i596_private *lp = dev->priv; unsigned long flags; - DEB(DEB_ADDCMD,printk("i596_add_cmd cmd_head %p\n", lp->cmd_head)); + DEB(DEB_ADDCMD, printk("i596_add_cmd cmd_head %p\n", lp->cmd_head)); cmd->status = 0; cmd->command |= (CMD_EOL | CMD_INTR); @@ -958,7 +957,7 @@ static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd) CHECK_WBACK(lp->cmd_tail, sizeof(struct i596_cmd)); } else { lp->cmd_head = cmd; - wait_cmd(dev,lp,100,"i596_add_cmd timed out"); + wait_cmd(dev, lp, 100, "i596_add_cmd timed out"); lp->scb.cmd = WSWAPcmd(virt_to_dma(lp,&cmd->status)); lp->scb.command = CUC_START; CHECK_WBACK(&(lp->scb), sizeof(struct i596_scb)); @@ -1014,7 +1013,7 @@ static int i596_test(struct net_device *dev) static int i596_open(struct net_device *dev) { - DEB(DEB_OPEN,printk("%s: i596_open() irq %d.\n", dev->name, dev->irq)); + DEB(DEB_OPEN, printk("%s: i596_open() irq %d.\n", dev->name, dev->irq)); if (request_irq(dev->irq, &i596_interrupt, 0, "i82596", dev)) { printk("%s: IRQ %d not free\n", dev->name, dev->irq); @@ -1044,19 +1043,19 @@ static void i596_tx_timeout (struct net_device *dev) struct i596_private *lp = dev->priv; /* Transmitter timeout, serious problems. */ - DEB(DEB_ERRORS,printk("%s: transmit timed out, status resetting.\n", + DEB(DEB_ERRORS, printk("%s: transmit timed out, status resetting.\n", dev->name)); lp->stats.tx_errors++; /* Try to restart the adaptor */ if (lp->last_restart == lp->stats.tx_packets) { - DEB(DEB_ERRORS,printk ("Resetting board.\n")); + DEB(DEB_ERRORS, printk("Resetting board.\n")); /* Shutdown and restart */ i596_reset (dev, lp); } else { /* Issue a channel attention signal */ - DEB(DEB_ERRORS,printk ("Kicking board.\n")); + DEB(DEB_ERRORS, printk("Kicking board.\n")); lp->scb.command = CUC_START | RX_START; CHECK_WBACK_INV(&(lp->scb), sizeof(struct i596_scb)); CA (dev); @@ -1076,7 +1075,7 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) short length = skb->len; dev->trans_start = jiffies; - DEB(DEB_STARTTX,printk("%s: i596_start_xmit(%x,%p) called\n", dev->name, + DEB(DEB_STARTTX, printk("%s: i596_start_xmit(%x,%p) called\n", dev->name, skb->len, skb->data)); if (length < ETH_ZLEN) { @@ -1092,7 +1091,7 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) tbd = lp->tbds + lp->next_tx_cmd; if (tx_cmd->cmd.command) { - DEB(DEB_ERRORS,printk ("%s: xmit ring full, dropping packet.\n", + DEB(DEB_ERRORS, printk("%s: xmit ring full, dropping packet.\n", dev->name)); lp->stats.tx_dropped++; @@ -1156,28 +1155,28 @@ static int __devinit i82596_probe(struct net_device *dev, /* This lot is ensure things have been cache line aligned. */ if (sizeof(struct i596_rfd) != 32) { printk("82596: sizeof(struct i596_rfd) = %d\n", - sizeof(struct i596_rfd)); + (int)sizeof(struct i596_rfd)); return -ENODEV; } if ((sizeof(struct i596_rbd) % 32) != 0) { printk("82596: sizeof(struct i596_rbd) = %d\n", - sizeof(struct i596_rbd)); + (int)sizeof(struct i596_rbd)); return -ENODEV; } if ((sizeof(struct tx_cmd) % 32) != 0) { printk("82596: sizeof(struct tx_cmd) = %d\n", - sizeof(struct tx_cmd)); + (int)sizeof(struct tx_cmd)); return -ENODEV; } if (sizeof(struct i596_tbd) != 32) { printk("82596: sizeof(struct i596_tbd) = %d\n", - sizeof(struct i596_tbd)); + (int)sizeof(struct i596_tbd)); return -ENODEV; } #ifndef __LP64__ if (sizeof(struct i596_private) > 4096) { printk("82596: sizeof(struct i596_private) = %d\n", - sizeof(struct i596_private)); + (int)sizeof(struct i596_private)); return -ENODEV; } #endif @@ -1189,24 +1188,18 @@ static int __devinit i82596_probe(struct net_device *dev, for (i=0; i < 6; i++) { eth_addr[i] = gsc_readb(LAN_PROM_ADDR + i); } - printk("82596.c: MAC of HP700 LAN read from EEPROM\n"); + printk(KERN_INFO "%s: MAC of HP700 LAN read from EEPROM\n", __FILE__); } dev->mem_start = (unsigned long) dma_alloc_noncoherent(gen_dev, sizeof(struct i596_private), &dma_addr, GFP_KERNEL); if (!dev->mem_start) { - printk("%s: Couldn't get shared memory\n", dev->name); + printk(KERN_ERR "%s: Couldn't get shared memory\n", __FILE__); return -ENOMEM; } - DEB(DEB_PROBE,printk("%s: 82596 at %#3lx,", dev->name, dev->base_addr)); - for (i = 0; i < 6; i++) - DEB(DEB_PROBE,printk(" %2.2X", dev->dev_addr[i] = eth_addr[i])); - - DEB(DEB_PROBE,printk(" IRQ %d.\n", dev->irq)); - - DEB(DEB_PROBE,printk(version)); + dev->dev_addr[i] = eth_addr[i]; /* The 82596-specific entries in the device structure. */ dev->open = i596_open; @@ -1220,9 +1213,6 @@ static int __devinit i82596_probe(struct net_device *dev, dev->priv = (void *)(dev->mem_start); lp = dev->priv; - DEB(DEB_INIT,printk ("%s: lp at 0x%08lx (%d bytes), lp->scb at 0x%08lx\n", - dev->name, (unsigned long)lp, - sizeof(struct i596_private), (unsigned long)&lp->scb)); memset(lp, 0, sizeof(struct i596_private)); lp->scb.command = 0; @@ -1234,6 +1224,21 @@ static int __devinit i82596_probe(struct net_device *dev, CHECK_WBACK_INV(dev->mem_start, sizeof(struct i596_private)); + i = register_netdev(dev); + if (i) { + lp = dev->priv; + dma_free_noncoherent(lp->dev, sizeof(struct i596_private), + (void *)dev->mem_start, lp->dma_addr); + return i; + }; + + DEB(DEB_PROBE, printk(KERN_INFO "%s: 82596 at %#3lx,", dev->name, dev->base_addr)); + for (i = 0; i < 6; i++) + DEB(DEB_PROBE, printk(" %2.2X", dev->dev_addr[i])); + DEB(DEB_PROBE, printk(" IRQ %d.\n", dev->irq)); + DEB(DEB_INIT, printk(KERN_INFO "%s: lp at 0x%p (%d bytes), lp->scb at 0x%p\n", + dev->name, lp, (int)sizeof(struct i596_private), &lp->scb)); + return 0; } @@ -1245,7 +1250,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) unsigned short status, ack_cmd = 0; if (dev == NULL) { - printk("i596_interrupt(): irq %d for unknown device.\n", irq); + printk("%s: irq %d for unknown device.\n", __FUNCTION__, irq); return IRQ_NONE; } @@ -1253,10 +1258,10 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) spin_lock (&lp->lock); - wait_cmd(dev,lp,100,"i596 interrupt, timeout"); + wait_cmd(dev, lp, 100, "i596 interrupt, timeout"); status = lp->scb.status; - DEB(DEB_INTS,printk("%s: i596 interrupt, IRQ %d, status %4.4x.\n", + DEB(DEB_INTS, printk("%s: i596 interrupt, IRQ %d, status %4.4x.\n", dev->name, irq, status)); ack_cmd = status & 0xf000; @@ -1271,9 +1276,9 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) struct i596_cmd *ptr; if ((status & 0x8000)) - DEB(DEB_INTS,printk("%s: i596 interrupt completed command.\n", dev->name)); + DEB(DEB_INTS, printk("%s: i596 interrupt completed command.\n", dev->name)); if ((status & 0x2000)) - DEB(DEB_INTS,printk("%s: i596 interrupt command unit inactive %x.\n", dev->name, status & 0x0700)); + DEB(DEB_INTS, printk("%s: i596 interrupt command unit inactive %x.\n", dev->name, status & 0x0700)); while (lp->cmd_head != NULL) { CHECK_INV(lp->cmd_head, sizeof(struct i596_cmd)); @@ -1282,7 +1287,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) ptr = lp->cmd_head; - DEB(DEB_STATUS,printk("cmd_head->status = %04x, ->command = %04x\n", + DEB(DEB_STATUS, printk("cmd_head->status = %04x, ->command = %04x\n", lp->cmd_head->status, lp->cmd_head->command)); lp->cmd_head = ptr->v_next; lp->cmd_backlog--; @@ -1294,7 +1299,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) struct sk_buff *skb = tx_cmd->skb; if ((ptr->status) & STAT_OK) { - DEB(DEB_TXADDR,print_eth(skb->data, "tx-done")); + DEB(DEB_TXADDR, print_eth(skb->data, "tx-done")); } else { lp->stats.tx_errors++; if ((ptr->status) & 0x0020) @@ -1319,7 +1324,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) unsigned short status = ((struct tdr_cmd *)ptr)->status; if (status & 0x8000) { - DEB(DEB_ANY,printk("%s: link ok.\n", dev->name)); + DEB(DEB_ANY, printk("%s: link ok.\n", dev->name)); } else { if (status & 0x4000) printk("%s: Transceiver problem.\n", dev->name); @@ -1328,7 +1333,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) if (status & 0x1000) printk("%s: Short circuit.\n", dev->name); - DEB(DEB_TDR,printk("%s: Time %d.\n", dev->name, status & 0x07ff)); + DEB(DEB_TDR, printk("%s: Time %d.\n", dev->name, status & 0x07ff)); } break; } @@ -1363,12 +1368,12 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) } if ((status & 0x1000) || (status & 0x4000)) { if ((status & 0x4000)) - DEB(DEB_INTS,printk("%s: i596 interrupt received a frame.\n", dev->name)); + DEB(DEB_INTS, printk("%s: i596 interrupt received a frame.\n", dev->name)); i596_rx(dev); /* Only RX_START if stopped - RGH 07-07-96 */ if (status & 0x1000) { if (netif_running(dev)) { - DEB(DEB_ERRORS,printk("%s: i596 interrupt receive unit inactive, status 0x%x\n", dev->name, status)); + DEB(DEB_ERRORS, printk("%s: i596 interrupt receive unit inactive, status 0x%x\n", dev->name, status)); ack_cmd |= RX_START; lp->stats.rx_errors++; lp->stats.rx_fifo_errors++; @@ -1376,7 +1381,7 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) } } } - wait_cmd(dev,lp,100,"i596 interrupt, timeout"); + wait_cmd(dev, lp, 100, "i596 interrupt, timeout"); lp->scb.command = ack_cmd; CHECK_WBACK(&lp->scb, sizeof(struct i596_scb)); @@ -1386,8 +1391,8 @@ static irqreturn_t i596_interrupt(int irq, void *dev_id, struct pt_regs *regs) CA(dev); - wait_cmd(dev,lp,100,"i596 interrupt, exit timeout"); - DEB(DEB_INTS,printk("%s: exiting interrupt.\n", dev->name)); + wait_cmd(dev, lp, 100, "i596 interrupt, exit timeout"); + DEB(DEB_INTS, printk("%s: exiting interrupt.\n", dev->name)); spin_unlock (&lp->lock); return IRQ_HANDLED; @@ -1400,18 +1405,18 @@ static int i596_close(struct net_device *dev) netif_stop_queue(dev); - DEB(DEB_INIT,printk("%s: Shutting down ethercard, status was %4.4x.\n", + DEB(DEB_INIT, printk("%s: Shutting down ethercard, status was %4.4x.\n", dev->name, lp->scb.status)); spin_lock_irqsave(&lp->lock, flags); - wait_cmd(dev,lp,100,"close1 timed out"); + wait_cmd(dev, lp, 100, "close1 timed out"); lp->scb.command = CUC_ABORT | RX_ABORT; CHECK_WBACK(&lp->scb, sizeof(struct i596_scb)); CA(dev); - wait_cmd(dev,lp,100,"close2 timed out"); + wait_cmd(dev, lp, 100, "close2 timed out"); spin_unlock_irqrestore(&lp->lock, flags); DEB(DEB_STRUCT,i596_display_data(dev)); i596_cleanup_cmd(dev,lp); @@ -1443,7 +1448,9 @@ static void set_multicast_list(struct net_device *dev) struct i596_private *lp = dev->priv; int config = 0, cnt; - DEB(DEB_MULTI,printk("%s: set multicast list, %d entries, promisc %s, allmulti %s\n", dev->name, dev->mc_count, dev->flags & IFF_PROMISC ? "ON" : "OFF", dev->flags & IFF_ALLMULTI ? "ON" : "OFF")); + DEB(DEB_MULTI, printk("%s: set multicast list, %d entries, promisc %s, allmulti %s\n", + dev->name, dev->mc_count, dev->flags & IFF_PROMISC ? "ON" : "OFF", + dev->flags & IFF_ALLMULTI ? "ON" : "OFF")); if ((dev->flags & IFF_PROMISC) && !(lp->cf_cmd.i596_config[8] & 0x01)) { lp->cf_cmd.i596_config[8] |= 0x01; @@ -1492,7 +1499,7 @@ static void set_multicast_list(struct net_device *dev) for (dmi = dev->mc_list; cnt && dmi != NULL; dmi = dmi->next, cnt--, cp += 6) { memcpy(cp, dmi->dmi_addr, 6); if (i596_debug > 1) - DEB(DEB_MULTI,printk("%s: Adding address %02x:%02x:%02x:%02x:%02x:%02x\n", + DEB(DEB_MULTI, printk("%s: Adding address %02x:%02x:%02x:%02x:%02x:%02x\n", dev->name, cp[0],cp[1],cp[2],cp[3],cp[4],cp[5])); } CHECK_WBACK_INV(&lp->mc_cmd, sizeof(struct mc_cmd)); @@ -1515,11 +1522,15 @@ lan_init_chip(struct parisc_device *dev) if (num_drivers >= MAX_DRIVERS) { /* max count of possible i82596 drivers reached */ - return -ENODEV; + return -ENOMEM; } + + if (num_drivers == 0) + printk(KERN_INFO LASI_82596_DRIVER_VERSION "\n"); if (!dev->irq) { - printk(KERN_ERR __FILE__ ": IRQ not found for i82596 at 0x%lx\n", dev->hpa); + printk(KERN_ERR "%s: IRQ not found for i82596 at 0x%lx\n", + __FILE__, dev->hpa); return -ENODEV; } @@ -1538,15 +1549,6 @@ lan_init_chip(struct parisc_device *dev) return -ENODEV; } - retval = register_netdev(netdevice); - if (retval) { - struct i596_private *lp = netdevice->priv; - printk(KERN_WARNING __FILE__ ": register_netdevice ret'd %d\n", retval); - dma_free_noncoherent(lp->dev, sizeof(struct i596_private), - (void *)netdevice->mem_start, lp->dma_addr); - free_netdev(netdevice); - return -ENODEV; - }; if (dev->id.sversion == 0x72) { ((struct i596_private *)netdevice->priv)->options = OPT_SWAP_PORT; } @@ -1599,6 +1601,7 @@ static void __exit lasi_82596_exit(void) (void *)netdevice->mem_start, lp->dma_addr); free_netdev(netdevice); } + num_drivers = 0; unregister_parisc_driver(&lan_driver); } diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c index a9ca3c25c35158..5840219f6efd72 100644 --- a/drivers/parisc/dino.c +++ b/drivers/parisc/dino.c @@ -932,13 +932,16 @@ dino_driver_callback(struct parisc_device *dev) struct dino_device *dino_dev; // Dino specific control struct const char *version = "unknown"; const int name_len = 32; + char hw_path[64]; char *name; int is_cujo = 0; struct pci_bus *bus; - + name = kmalloc(name_len, GFP_KERNEL); - if(name) - snprintf(name, name_len, "Dino %s", dev->dev.bus_id); + if(name) { + print_pa_hwpath(dev, hw_path); + snprintf(name, name_len, "Dino [%s]", hw_path); + } else name = "Dino"; diff --git a/drivers/parisc/iommu-helpers.h b/drivers/parisc/iommu-helpers.h index a6757b3bbf00ad..38d9e1aba1d0f5 100644 --- a/drivers/parisc/iommu-helpers.h +++ b/drivers/parisc/iommu-helpers.h @@ -49,7 +49,15 @@ iommu_fill_pdir(struct ioc *ioc, struct scatterlist *startsg, int nents, sg_dma_len(startsg) = 0; dma_offset = (unsigned long) pide & ~IOVP_MASK; n_mappings++; +#if defined(ZX1_SUPPORT) + /* Pluto IOMMU IO Virt Address is not zero based */ + sg_dma_address(dma_sg) = pide | ioc->ibase; +#else + /* SBA, ccio, and dino are zero based. + * Trying to save a few CPU cycles for most users. + */ sg_dma_address(dma_sg) = pide; +#endif pdirp = &(ioc->pdir_base[pide >> IOVP_SHIFT]); prefetchw(pdirp); } diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c index 60466bd12a293c..33bff2ea9a8791 100644 --- a/drivers/parisc/iosapic.c +++ b/drivers/parisc/iosapic.c @@ -169,10 +169,11 @@ #include <asm/byteorder.h> /* get in-line asm for swab */ #include <asm/pdc.h> +#include <asm/pdcpat.h> #include <asm/page.h> #include <asm/segment.h> #include <asm/system.h> -#include <asm/io.h> /* gsc_read/write functions */ +#include <asm/io.h> /* read/write functions */ #ifdef CONFIG_SUPERIO #include <asm/superio.h> #endif @@ -223,19 +224,7 @@ assert_failed (char *a, char *f, int l) #endif -#define READ_U8(addr) gsc_readb(addr) -#define READ_U16(addr) le16_to_cpu(gsc_readw((u16 *) (addr))) -#define READ_U32(addr) le32_to_cpu(gsc_readl((u32 *) (addr))) -#define READ_REG16(addr) gsc_readw((u16 *) (addr)) -#define READ_REG32(addr) gsc_readl((u32 *) (addr)) -#define WRITE_U8(value, addr) gsc_writeb(value, addr) -#define WRITE_U16(value, addr) gsc_writew(cpu_to_le16(value), (u16 *) (addr)) -#define WRITE_U32(value, addr) gsc_writel(cpu_to_le32(value), (u32 *) (addr)) -#define WRITE_REG16(value, addr) gsc_writew(value, (u16 *) (addr)) -#define WRITE_REG32(value, addr) gsc_writel(value, (u32 *) (addr)) - - -#define IOSAPIC_REG_SELECT 0 +#define IOSAPIC_REG_SELECT 0x00 #define IOSAPIC_REG_WINDOW 0x10 #define IOSAPIC_REG_EOI 0x40 @@ -244,8 +233,19 @@ assert_failed (char *a, char *f, int l) #define IOSAPIC_IRDT_ENTRY(idx) (0x10+(idx)*2) #define IOSAPIC_IRDT_ENTRY_HI(idx) (0x11+(idx)*2) +static inline unsigned int iosapic_read(unsigned long iosapic, unsigned int reg) +{ + writel(reg, iosapic + IOSAPIC_REG_SELECT); + return readl(iosapic + IOSAPIC_REG_WINDOW); +} + +static inline void iosapic_write(unsigned long iosapic, unsigned int reg, u32 val) +{ + writel(reg, iosapic + IOSAPIC_REG_SELECT); + writel(val, iosapic + IOSAPIC_REG_WINDOW); +} + /* -** FIXME: revisit which GFP flags we should really be using. ** GFP_KERNEL includes __GFP_WAIT flag and that may not ** be acceptable. Since this is boot time, we shouldn't have ** to wait ever and this code should (will?) never get called @@ -260,16 +260,13 @@ assert_failed (char *a, char *f, int l) #define IOSAPIC_UNLOCK(lck) spin_unlock_irqrestore(lck, irqflags) -#define IOSAPIC_VERSION_MASK 0x000000ff -#define IOSAPIC_VERSION_SHIFT 0x0 -#define IOSAPIC_VERSION(ver) \ - (int) ((ver & IOSAPIC_VERSION_MASK) >> IOSAPIC_VERSION_SHIFT) +#define IOSAPIC_VERSION_MASK 0x000000ff +#define IOSAPIC_VERSION(ver) ((int) (ver & IOSAPIC_VERSION_MASK)) #define IOSAPIC_MAX_ENTRY_MASK 0x00ff0000 - #define IOSAPIC_MAX_ENTRY_SHIFT 0x10 -#define IOSAPIC_IRDT_MAX_ENTRY(ver) \ - (int) ((ver&IOSAPIC_MAX_ENTRY_MASK) >> IOSAPIC_MAX_ENTRY_SHIFT) +#define IOSAPIC_IRDT_MAX_ENTRY(ver) \ + (int) (((ver) & IOSAPIC_MAX_ENTRY_MASK) >> IOSAPIC_MAX_ENTRY_SHIFT) /* bits in the "low" I/O Sapic IRdT entry */ #define IOSAPIC_IRDT_ENABLE 0x10000 @@ -281,9 +278,6 @@ assert_failed (char *a, char *f, int l) #define IOSAPIC_IRDT_ID_EID_SHIFT 0x10 - -#define IOSAPIC_EOI(eoi_addr, eoi_data) gsc_writel(eoi_data, eoi_addr) - static struct iosapic_info *iosapic_list; static spinlock_t iosapic_lock; static int iosapic_count; @@ -403,14 +397,14 @@ iosapic_load_irt(unsigned long cell_num, struct irt_entry **irt) struct irt_entry *p = table; int i; - printk(KERN_DEBUG MODULE_NAME " Interrupt Routing Table (cell %ld)\n", cell_num); - printk(KERN_DEBUG MODULE_NAME " start = 0x%p num_entries %ld entry_size %d\n", + printk(MODULE_NAME " Interrupt Routing Table (cell %ld)\n", cell_num); + printk(MODULE_NAME " start = 0x%p num_entries %ld entry_size %d\n", table, num_entries, (int) sizeof(struct irt_entry)); for (i = 0 ; i < num_entries ; i++, p++) { - printk(KERN_DEBUG MODULE_NAME " %02x %02x %02x %02x %02x %02x %02x %02x %08x%08x\n", + printk(MODULE_NAME " %02x %02x %02x %02x %02x %02x %02x %02x %08x%08x\n", p->entry_type, p->entry_length, p->interrupt_type, p->polarity_trigger, p->src_bus_irq_devno, p->src_bus_id, p->src_seg_id, p->dest_iosapic_intin, @@ -608,22 +602,26 @@ iosapic_xlate_pin(struct iosapic_info *isi, struct pci_dev *pcidev) static irqreturn_t iosapic_interrupt(int irq, void *dev_id, struct pt_regs * regs) { - struct vector_info *vi = (struct vector_info *)dev_id; + struct vector_info *vi = (struct vector_info *) dev_id; extern void do_irq(struct irqaction *a, int i, struct pt_regs *p); int irq_num = vi->iosapic->isi_region->data.irqbase + vi->irqline; - DBG("iosapic_interrupt(): irq %d line %d eoi %p\n", - irq, vi->irqline, vi->eoi_addr); + DBG("iosapic_interrupt(): irq %d line %d eoi 0x%p 0x%x\n", + irq, vi->irqline, vi->eoi_addr, vi->eoi_data); + + /* Do NOT need to mask/unmask IRQ. processor is already masked. */ -/* FIXME: Need to mask/unmask? processor IRQ is already masked... */ do_irq(&vi->iosapic->isi_region->action[vi->irqline], irq_num, regs); /* + ** PARISC only supports PCI devices below I/O SAPIC. ** PCI only supports level triggered in order to share IRQ lines. - ** I/O SAPIC must always issue EOI. + ** ergo I/O SAPIC must always issue EOI on parisc. + ** + ** i386/ia64 support ISA devices and have to deal with + ** edge-triggered interrupts too. */ - IOSAPIC_EOI(vi->eoi_addr, vi->eoi_data); - + __raw_writel(vi->eoi_data, vi->eoi_addr); return IRQ_HANDLED; } @@ -715,8 +713,7 @@ iosapic_fixup_irq(void *isi_obj, struct pci_dev *pcidev) ASSERT(tmp == 0); vi->eoi_addr = (u32 *) (isi->isi_hpa + IOSAPIC_REG_EOI); - vi->eoi_data = cpu_to_le32(vi->irqline); - + vi->eoi_data = cpu_to_le32(vi->txn_data); ASSERT(NULL != isi->isi_region); DBG_IRT("iosapic_fixup_irq() %d:%d %x %x line %d irq %d\n", @@ -733,13 +730,8 @@ iosapic_rd_irt_entry(struct vector_info *vi , u32 *dp0, u32 *dp1) struct iosapic_info *isp = vi->iosapic; u8 idx = vi->irqline; - /* point the window register to the lower word */ - WRITE_U32(IOSAPIC_IRDT_ENTRY(idx), isp->isi_hpa+IOSAPIC_REG_SELECT); - *dp0 = READ_U32(isp->isi_hpa+IOSAPIC_REG_WINDOW); - - /* point the window register to the higher word */ - WRITE_U32(IOSAPIC_IRDT_ENTRY_HI(idx), isp->isi_hpa+IOSAPIC_REG_SELECT); - *dp1 = READ_U32(isp->isi_hpa+IOSAPIC_REG_WINDOW); + *dp0 = iosapic_read(isp->isi_hpa, IOSAPIC_IRDT_ENTRY(idx)); + *dp1 = iosapic_read(isp->isi_hpa, IOSAPIC_IRDT_ENTRY_HI(idx)); } @@ -750,24 +742,20 @@ iosapic_wr_irt_entry(struct vector_info *vi, u32 dp0, u32 dp1) ASSERT(NULL != isp); ASSERT(0 != isp->isi_hpa); - DBG_IRT("iosapic_wr_irt_entry(): irq %d hpa %p WINDOW %p 0x%x 0x%x\n", + DBG_IRT("iosapic_wr_irt_entry(): irq %d hpa %p 0x%x 0x%x\n", vi->irqline, - isp->isi_hpa, isp->isi_hpa+IOSAPIC_REG_WINDOW, + isp->isi_hpa, dp0, dp1); - /* point the window register to the lower word */ - WRITE_U32(IOSAPIC_IRDT_ENTRY(vi->irqline), isp->isi_hpa+IOSAPIC_REG_SELECT); - WRITE_U32( dp0, isp->isi_hpa+IOSAPIC_REG_WINDOW); + iosapic_write(isp->isi_hpa, IOSAPIC_IRDT_ENTRY(vi->irqline), dp0); /* Read the window register to flush the writes down to HW */ - dp0 = READ_U32(isp->isi_hpa+IOSAPIC_REG_WINDOW); + dp0 = readl(isp->isi_hpa+IOSAPIC_REG_WINDOW); - /* point the window register to the higher word */ - WRITE_U32(IOSAPIC_IRDT_ENTRY_HI(vi->irqline), isp->isi_hpa+IOSAPIC_REG_SELECT); - WRITE_U32( dp1, isp->isi_hpa+IOSAPIC_REG_WINDOW); + iosapic_write(isp->isi_hpa, IOSAPIC_IRDT_ENTRY_HI(vi->irqline), dp1); /* Read the window register to flush the writes down to HW */ - dp1 = READ_U32(isp->isi_hpa+IOSAPIC_REG_WINDOW); + dp1 = readl(isp->isi_hpa+IOSAPIC_REG_WINDOW); } @@ -882,12 +870,12 @@ iosapic_enable_irq(void *dev, int irq) iosapic_set_irt_data(vi, &d0, &d1); iosapic_wr_irt_entry(vi, d0, d1); - #ifdef DEBUG_IOSAPIC_IRT { u32 *t = (u32 *) ((ulong) vi->eoi_addr & ~0xffUL); printk("iosapic_enable_irq(): regs %p", vi->eoi_addr); - while (t < vi->eoi_addr) printk(" %x", READ_U32(t++)); + for ( ; t < vi->eoi_addr; t++) + printk(" %x", readl(t)); printk("\n"); } @@ -896,11 +884,7 @@ printk("iosapic_enable_irq(): sel "); struct iosapic_info *isp = vi->iosapic; for (d0=0x10; d0<0x1e; d0++) { - /* point the window register to the lower word */ - WRITE_U32(d0, isp->isi_hpa+IOSAPIC_REG_SELECT); - - /* read the word */ - d1 = READ_U32(isp->isi_hpa+IOSAPIC_REG_WINDOW); + d1 = iosapic_read(isp->isi_hpa, d0); printk(" %x", d1); } } @@ -908,13 +892,12 @@ printk("\n"); #endif /* - ** KLUGE: IRQ should not be asserted when Drivers enabling their IRQ. - ** PCI supports level triggered in order to share IRQ lines. - ** - ** Issueing I/O SAPIC an EOI causes an interrupt iff IRQ line is - ** asserted. + ** Issueing I/O SAPIC an EOI causes an interrupt IFF IRQ line is + ** asserted. IRQ generally should not be asserted when a driver + ** enables their IRQ. It can lead to "interesting" race conditions + ** in the driver initialization sequence. */ - IOSAPIC_EOI(vi->eoi_addr, vi->eoi_data); + __raw_writel(vi->eoi_data, vi->eoi_addr); } @@ -949,11 +932,7 @@ iosapic_rd_version(struct iosapic_info *isi) ASSERT(isi); ASSERT(isi->isi_hpa); - /* point window to the version register */ - WRITE_U32(IOSAPIC_REG_VERSION, isi->isi_hpa+IOSAPIC_REG_SELECT); - - /* now read the version register */ - return (READ_U32(isi->isi_hpa+IOSAPIC_REG_WINDOW)); + return iosapic_read(isi->isi_hpa, IOSAPIC_REG_VERSION); } diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c index 176e0951b15c3d..8126dbdcdafdd9 100644 --- a/drivers/parisc/lba_pci.c +++ b/drivers/parisc/lba_pci.c @@ -34,7 +34,6 @@ #include <linux/kernel.h> #include <linux/spinlock.h> #include <linux/init.h> /* for __init and __devinit */ -/* #define PCI_DEBUG enable ASSERT */ #include <linux/pci.h> #include <linux/ioport.h> #include <linux/slab.h> @@ -43,6 +42,7 @@ #include <asm/byteorder.h> #include <asm/irq.h> /* for struct irq_region support */ #include <asm/pdc.h> +#include <asm/pdcpat.h> #include <asm/page.h> #include <asm/segment.h> #include <asm/system.h> @@ -89,6 +89,19 @@ #define DBG_PAT(x...) #endif +#ifdef DEBUG_LBA +#undef ASSERT +#define ASSERT(expr) \ + if(!(expr)) { \ + printk("\n%s:%d: Assertion " #expr " failed!\n", \ + __FILE__, __LINE__); \ + panic(#expr); \ + } +#else +#define ASSERT(expr) +#endif + + /* ** Config accessor functions only pass in the 8-bit bus number and not ** the 8-bit "PCI Segment" number. Each LBA will be assigned a PCI bus @@ -159,6 +172,8 @@ #define LBA_HINT_CFG 0x0310 #define LBA_HINT_BASE 0x0380 /* 14 registers at every 8 bytes. */ +#define LBA_BUS_MODE 0x0620 + /* ERROR regs are needed for config cycle kluges */ #define LBA_ERROR_CONFIG 0x0680 #define LBA_SMART_MODE 0x20 @@ -168,12 +183,31 @@ #define LBA_IOSAPIC_BASE 0x800 /* Offset of IRQ logic */ /* non-postable I/O port space, densely packed */ -#ifdef __LP64__ +#ifdef CONFIG_PARISC64 #define LBA_ASTRO_PORT_BASE (0xfffffffffee00000UL) #else #define LBA_ASTRO_PORT_BASE (0xfee00000UL) #endif +#define ELROY_HVERS 0x782 +#define MERCURY_HVERS 0x783 +#define QUICKSILVER_HVERS 0x784 + +static inline int IS_ELROY(struct parisc_device *d) +{ + return (d->id.hversion == ELROY_HVERS); +} + +static inline int IS_MERCURY(struct parisc_device *d) +{ + return (d->id.hversion == MERCURY_HVERS); +} + +static inline int IS_QUICKSILVER(struct parisc_device *d) +{ + return (d->id.hversion == QUICKSILVER_HVERS); +} + /* ** lba_device: Per instance Elroy data structure @@ -184,7 +218,7 @@ struct lba_device { spinlock_t lba_lock; void *iosapic_obj; -#ifdef __LP64__ +#ifdef CONFIG_PARISC64 unsigned long iop_base; /* PA_VIEW - for IO port accessor funcs */ #endif @@ -288,11 +322,6 @@ lba_device_present( u8 bus, u8 dfn, struct lba_device *d) { u8 first_bus = d->hba.hba_bus->secondary; u8 last_sub_bus = d->hba.hba_bus->subordinate; -#if 0 -/* FIXME - see below in this function */ - u8 dev = PCI_SLOT(dfn); - u8 func = PCI_FUNC(dfn); -#endif ASSERT(bus >= first_bus); ASSERT(bus <= last_sub_bus); @@ -306,19 +335,7 @@ lba_device_present( u8 bus, u8 dfn, struct lba_device *d) return(FALSE); } -#if 0 -/* -** FIXME: Need to implement code to fill the devices bitmap based -** on contents of the local pci_bus tree "data base". -** pci_register_ops() walks the bus for us and builds the tree. -** For now, always do the config cycle. -*/ - bus -= first_bus; - - return (((d->devices[bus][dev]) >> func) & 0x1); -#else return TRUE; -#endif } @@ -503,6 +520,43 @@ lba_rd_cfg(struct lba_device *d, u32 tok, u8 reg, u32 size) return(data); } +#ifdef CONFIG_PARISC64 +#define pat_cfg_addr(bus, devfn, addr) (((bus) << 16) | ((devfn) << 8) | (addr)) + +static int pat_cfg_read(struct pci_bus *bus, unsigned int devfn, int pos, int size, u32 *data) +{ + int tok = pat_cfg_addr(bus->number, devfn, pos); + u32 tmp; + int ret = pdc_pat_io_pci_cfg_read(tok, size, &tmp); + + DBG_CFG("%s(%d:%d.%d+0x%02x) -> 0x%x %d\n", __FUNCTION__, bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), pos, tmp, ret); + + switch (size) { + case 1: *data = (u8) tmp; return (tmp == (u8) ~0); + case 2: *data = (u16) tmp; return (tmp == (u16) ~0); + case 4: *data = (u32) tmp; return (tmp == (u32) ~0); + } + *data = ~0; + return (ret); +} + +static int pat_cfg_write(struct pci_bus *bus, unsigned int devfn, int pos, int size, u32 data) +{ + int tok = pat_cfg_addr(bus->number, devfn, pos); + int ret = pdc_pat_io_pci_cfg_write(tok, size, data); + + DBG_CFG("%s(%d:%d.%d+0x%02x, 0x%lx/%d)\n", __FUNCTION__, bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), pos, data, size); + return (ret); +} + +static struct pci_ops pat_cfg_ops = { + .read = pat_cfg_read, + .write = pat_cfg_write, +}; +#else +/* keep the compiler from complaining about undeclared variables */ +#define pat_cfg_ops lba_cfg_ops +#endif static int lba_cfg_read(struct pci_bus *bus, unsigned int devfn, int pos, int size, u32 *data) { @@ -610,6 +664,7 @@ static int lba_cfg_write(struct pci_bus *bus, unsigned int devfn, int pos, int s } DBG_CFG("%s(%x+%2x) = 0x%x (c)\n", __FUNCTION__, tok, pos, data); + /* Basic Algorithm */ LBA_CFG_TR4_ADDR_SETUP(d, tok | pos); switch(size) { @@ -639,7 +694,7 @@ lba_bios_init(void) } -#ifdef __LP64__ +#ifdef CONFIG_PARISC64 /* ** Determine if a device is already configured. @@ -677,6 +732,8 @@ lba_claim_dev_resources(struct pci_dev *dev) } } } +#else +#define lba_claim_dev_resources(dev) #endif @@ -734,7 +791,7 @@ lba_fixup_bus(struct pci_bus *bus) lba_dump_res(&iomem_resource, 2); } -#ifdef __LP64__ +#ifdef CONFIG_PARISC64 if (ldev->hba.gmmio_space.flags) { err = request_resource(&iomem_resource, &(ldev->hba.gmmio_space)); if (err < 0) { @@ -792,12 +849,10 @@ lba_fixup_bus(struct pci_bus *bus) bus->bridge_ctl &= ~(status & PCI_STATUS_FAST_BACK); #endif -#ifdef __LP64__ if (is_pdc_pat()) { /* Claim resources for PDC's devices */ lba_claim_dev_resources(dev); } -#endif /* ** P2PB's have no IRQs. ignore them. @@ -925,7 +980,7 @@ static struct pci_port_ops lba_astro_port_ops = { }; -#ifdef __LP64__ +#ifdef CONFIG_PARISC64 #define PIOP_TO_GMMIO(lba, addr) \ ((lba)->iop_base + (((addr)&0xFFFC)<<10) + ((addr)&3)) @@ -1093,7 +1148,11 @@ lba_pat_resources(struct parisc_device *pa_dev, struct lba_device *lba_dev) } } } -#endif /* __LP64__ */ +#else +/* keep compiler from complaining about missing declarations */ +#define lba_pat_port_ops lba_astro_port_ops +#define lba_pat_resources(pa_dev, lba_dev) +#endif /* CONFIG_PARISC64 */ static void @@ -1103,7 +1162,7 @@ lba_legacy_resources(struct parisc_device *pa_dev, struct lba_device *lba_dev) unsigned long rsize; int lba_num; -#ifdef __LP64__ +#ifdef CONFIG_PARISC64 /* ** Sign extend all BAR values on "legacy" platforms. ** "Sprockets" PDC (Forte/Allegro) initializes everything @@ -1237,7 +1296,7 @@ lba_hw_init(struct lba_device *d) printk("\n"); #endif /* DEBUG_LBA_PAT */ -#ifdef __LP64__ +#ifdef CONFIG_PARISC64 /* * FIXME add support for PDC_PAT_IO "Get slot status" - OLAR support * Only N-Class and up can really make use of Get slot status. @@ -1317,7 +1376,7 @@ lba_common_init(struct lba_device *lba_dev) ** have work to do. */ static int __init -lba_driver_callback(struct parisc_device *dev) +lba_driver_probe(struct parisc_device *dev) { struct lba_device *lba_dev; struct pci_bus *lba_bus; @@ -1327,25 +1386,36 @@ lba_driver_callback(struct parisc_device *dev) /* Read HW Rev First */ func_class = READ_REG32(dev->hpa + LBA_FCLASS); - func_class &= 0xf; - - switch (func_class) { - case 0: version = "TR1.0"; break; - case 1: version = "TR2.0"; break; - case 2: version = "TR2.1"; break; - case 3: version = "TR2.2"; break; - case 4: version = "TR3.0"; break; - case 5: version = "TR4.0"; break; - default: version = "TR4+"; - } - printk(KERN_INFO "%s version %s (0x%x) found at 0x%lx\n", - MODULE_NAME, version, func_class & 0xf, dev->hpa); + if (IS_ELROY(dev)) { + func_class &= 0xf; + switch (func_class) { + case 0: version = "TR1.0"; break; + case 1: version = "TR2.0"; break; + case 2: version = "TR2.1"; break; + case 3: version = "TR2.2"; break; + case 4: version = "TR3.0"; break; + case 5: version = "TR4.0"; break; + default: version = "TR4+"; + } + printk(KERN_INFO "%s version %s (0x%x) found at 0x%lx\n", + MODULE_NAME, version, func_class & 0xf, dev->hpa); + + /* Just in case we find some prototypes... */ + } else if (IS_MERCURY(dev) || IS_QUICKSILVER(dev)) { + func_class &= 0xff; + version = kmalloc(6, GFP_KERNEL); + sprintf(version,"TR%d.%d",(func_class >> 4),(func_class & 0xf)); + /* We could use one printk for both and have it outside, + * but for the mask for func_class. + */ + printk(KERN_INFO "%s version %s (0x%x) found at 0x%lx\n", + MODULE_NAME, version, func_class & 0xff, dev->hpa); + } - /* Just in case we find some prototypes... */ if (func_class < 2) { - printk(KERN_WARNING "Can't support LBA older than TR2.1 " - "- continuing under adversity.\n"); + printk(KERN_WARNING "Can't support LBA older than TR2.1" + " - continuing under adversity.\n"); } /* @@ -1388,16 +1458,12 @@ lba_driver_callback(struct parisc_device *dev) /* ---------- Third : setup I/O Port and MMIO resources --------- */ -#ifdef __LP64__ if (is_pdc_pat()) { /* PDC PAT firmware uses PIOP region of GMMIO space. */ pci_port = &lba_pat_port_ops; - /* Go ask PDC PAT what resources this LBA has */ lba_pat_resources(dev, lba_dev); - } else -#endif - { + } else { /* Sprockets PDC uses NPIOP region */ pci_port = &lba_astro_port_ops; @@ -1412,9 +1478,9 @@ lba_driver_callback(struct parisc_device *dev) dev->dev.platform_data = lba_dev; lba_bus = lba_dev->hba.hba_bus = pci_scan_bus_parented(&dev->dev, lba_dev->hba.bus_num.start, - &lba_cfg_ops, NULL); + is_pdc_pat() ? &pat_cfg_ops : &lba_cfg_ops, + NULL); -#ifdef __LP64__ if (is_pdc_pat()) { /* assign resources to un-initialized devices */ DBG_PAT("LBA pci_bus_assign_resources()\n"); @@ -1427,7 +1493,6 @@ lba_driver_callback(struct parisc_device *dev) lba_dump_res(&lba_dev->hba.lmmio_space, 2); #endif } -#endif /* ** Once PCI register ops has walked the bus, access to config @@ -1443,14 +1508,16 @@ lba_driver_callback(struct parisc_device *dev) } static struct parisc_device_id lba_tbl[] = { - { HPHW_BRIDGE, HVERSION_REV_ANY_ID, 0x782, 0xa }, + { HPHW_BRIDGE, HVERSION_REV_ANY_ID, ELROY_HVERS, 0xa }, + { HPHW_BRIDGE, HVERSION_REV_ANY_ID, MERCURY_HVERS, 0xa }, + { HPHW_BRIDGE, HVERSION_REV_ANY_ID, QUICKSILVER_HVERS, 0xa }, { 0, } }; static struct parisc_driver lba_driver = { .name = MODULE_NAME, .id_table = lba_tbl, - .probe = lba_driver_callback, + .probe = lba_driver_probe, }; /* diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c index 7d497802b906d6..c7d2d5d996ebc8 100644 --- a/drivers/parisc/led.c +++ b/drivers/parisc/led.c @@ -157,13 +157,13 @@ static int led_proc_read(char *page, char **start, off_t off, int count, static int led_proc_write(struct file *file, const char *buf, unsigned long count, void *data) { - char *cur, lbuf[count]; + char *cur, lbuf[count + 1]; int d; if (!capable(CAP_SYS_ADMIN)) return -EACCES; - memset(lbuf, 0, count); + memset(lbuf, 0, count + 1); if (copy_from_user(lbuf, buf, count)) return -EFAULT; @@ -197,7 +197,7 @@ static int led_proc_write(struct file *file, const char *buf, break; case LED_HASLCD: - while (*cur && cur[strlen(cur)-1] == '\n') + if (*cur && cur[strlen(cur)-1] == '\n') cur[strlen(cur)-1] = 0; if (*cur == 0) cur = lcd_text_default; diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index f1c850d20e4fa7..f3cf291adc776b 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -27,9 +27,7 @@ #include <linux/mm.h> #include <linux/string.h> -#undef PCI_DEBUG /* for ASSERT */ #include <linux/pci.h> -#undef PCI_DEBUG #include <asm/byteorder.h> #include <asm/io.h> @@ -40,8 +38,13 @@ #include <linux/proc_fs.h> #include <asm/runway.h> /* for proc_runway_root */ #include <asm/pdc.h> /* for PDC_MODEL_* */ +#include <asm/pdcpat.h> /* for is_pdc_pat() */ #include <asm/parisc-device.h> + +/* declared in arch/parisc/kernel/setup.c */ +extern struct proc_dir_entry * proc_mckinley_root; + #define MODULE_NAME "SBA" #ifdef CONFIG_PROC_FS @@ -54,6 +57,7 @@ ** Don't even think about messing with it unless you have ** plenty of 710's to sacrifice to the computer gods. :^) */ +#undef DEBUG_SBA_ASSERT #undef DEBUG_SBA_INIT #undef DEBUG_SBA_RUN #undef DEBUG_SBA_RUN_SG @@ -62,8 +66,6 @@ #undef DEBUG_LARGE_SG_ENTRIES #undef DEBUG_DMB_TRAP -#define SBA_INLINE __inline__ - #ifdef DEBUG_SBA_INIT #define DBG_INIT(x...) printk(x) #else @@ -89,6 +91,27 @@ #define DBG_RES(x...) #endif +#ifdef DEBUG_SBA_ASSERT +#undef ASSERT +#define ASSERT(expr) \ + if(!(expr)) { \ + printk("\n%s:%d: Assertion " #expr " failed!\n", \ + __FILE__, __LINE__); \ + panic(#expr); \ + } +#else +#define ASSERT(expr) +#endif + + +#if defined(__LP64__) && !defined(CONFIG_PDC_NARROW) +/* "low end" PA8800 machines use ZX1 chipset */ +#define ZX1_SUPPORT +#endif + +#define SBA_INLINE __inline__ + + /* ** The number of pdir entries to "free" before issueing ** a read to PCOM register to flush out PCOM writes. @@ -112,6 +135,9 @@ #define REOG_MERCED_PORT 0x805 #define REOG_ROPES_PORT 0x783 +#define PLUTO_MCKINLEY_PORT 0x880 +#define PLUTO_ROPES_PORT 0x784 + #define SBA_FUNC_ID 0x0000 /* function id */ #define SBA_FCLASS 0x0008 /* function class, bist, header, rev... */ @@ -121,12 +147,17 @@ #define IS_IKE(id) \ (((id)->hversion == IKE_MERCED_PORT) || ((id)->hversion == IKE_ROPES_PORT)) +#define IS_PLUTO(id) \ +(((id)->hversion == PLUTO_MCKINLEY_PORT) || ((id)->hversion == PLUTO_ROPES_PORT)) + #define SBA_FUNC_SIZE 4096 /* SBA configuration function reg set */ #define ASTRO_IOC_OFFSET 0x20000 /* Ike's IOC's occupy functions 2 and 3 (not 0 and 1) */ #define IKE_IOC_OFFSET(p) ((p+2)*SBA_FUNC_SIZE) +#define PLUTO_IOC_OFFSET 0x1000 + #define IOC_CTRL 0x8 /* IOC_CTRL offset */ #define IOC_CTRL_TC (1 << 0) /* TOC Enable */ #define IOC_CTRL_CE (1 << 1) /* Coalesce Enable */ @@ -134,7 +165,7 @@ #define IOC_CTRL_RM (1 << 8) /* Real Mode */ #define IOC_CTRL_NC (1 << 9) /* Non Coherent Mode */ -#define MAX_IOC 2 /* per Ike. Astro only has 1 */ +#define MAX_IOC 2 /* per Ike. Pluto/Astro only have 1. */ /* @@ -170,7 +201,9 @@ #define IOC_TCNFG 0x318 #define IOC_PDIR_BASE 0x320 -#define IOC_IOVA_SPACE_BASE 0 /* IOVA ranges start at 0 */ +/* AGP GART driver looks for this */ +#define SBA_IOMMU_COOKIE 0x0000badbadc0ffeeUL + /* ** IOC supports 4/8/16/64KB page sizes (see TCNFG register) @@ -181,9 +214,7 @@ ** page since the Virtual Coherence Index has to be generated ** and updated for each page. ** -** IOVP_SIZE could only be greater than PAGE_SIZE if we are -** confident the drivers really only touch the next physical -** page iff that driver instance owns it. +** PAGE_SIZE could be greater than IOVP_SIZE. But not the inverse. */ #define IOVP_SIZE PAGE_SIZE #define IOVP_SHIFT PAGE_SHIFT @@ -207,13 +238,20 @@ struct ioc { unsigned long ioc_hpa; /* I/O MMU base address */ char *res_map; /* resource map, bit == pdir entry */ u64 *pdir_base; /* physical base address */ - + unsigned long ibase; /* pdir IOV Space base - shared w/lba_pci */ + unsigned long imask; /* pdir IOV Space mask - shared w/lba_pci */ +#ifdef ZX1_SUPPORT + unsigned long iovp_mask; /* help convert IOVA to IOVP */ +#endif unsigned long *res_hint; /* next avail IOVP - circular search */ spinlock_t res_lock; - unsigned long hint_mask_pdir; /* bits used for DMA hints */ unsigned int res_bitshift; /* from the LEFT! */ unsigned int res_size; /* size of resource map in bytes */ +#if SBA_HINT_SUPPORT +/* FIXME : DMA HINTs not used */ + unsigned long hint_mask_pdir; /* bits used for DMA hints */ unsigned int hint_shift_pdir; +#endif #if DELAYED_RESOURCE_CNT > 0 int saved_cnt; struct sba_dma_pair { @@ -239,8 +277,6 @@ struct ioc { /* STUFF We don't need in performance path */ unsigned int pdir_size; /* in bytes, determined by IOV Space size */ - unsigned long ibase; /* pdir IOV Space base - shared w/lba_pci */ - unsigned long imask; /* pdir IOV Space mask - shared w/lba_pci */ }; struct sba_device { @@ -274,6 +310,9 @@ static unsigned long piranha_bad_128k = 0; /* Looks nice and keeps the compiler happy */ #define SBA_DEV(d) ((struct sba_device *) (d)) +#if SBA_AGP_SUPPORT +static int reserve_sba_gart = 1; +#endif #define ROUNDUP(x,y) ((x + ((y)-1)) & ~((y)-1)) @@ -333,12 +372,15 @@ static void sba_dump_tlb(unsigned long hpa) { DBG_INIT("IO TLB at 0x%lx\n", hpa); - DBG_INIT("IOC_IBASE : %Lx\n", READ_REG64(hpa+IOC_IBASE)); - DBG_INIT("IOC_IMASK : %Lx\n", READ_REG64(hpa+IOC_IMASK)); - DBG_INIT("IOC_TCNFG : %Lx\n", READ_REG64(hpa+IOC_TCNFG)); - DBG_INIT("IOC_PDIR_BASE: %Lx\n", READ_REG64(hpa+IOC_PDIR_BASE)); + DBG_INIT("IOC_IBASE : 0x%Lx\n", READ_REG64(hpa+IOC_IBASE)); + DBG_INIT("IOC_IMASK : 0x%Lx\n", READ_REG64(hpa+IOC_IMASK)); + DBG_INIT("IOC_TCNFG : 0x%Lx\n", READ_REG64(hpa+IOC_TCNFG)); + DBG_INIT("IOC_PDIR_BASE: 0x%Lx\n", READ_REG64(hpa+IOC_PDIR_BASE)); DBG_INIT("\n"); } +#else +#define sba_dump_ranges(x) +#define sba_dump_tlb(x) #endif @@ -458,13 +500,18 @@ sba_dump_sg( struct ioc *ioc, struct scatterlist *startsg, int nents) #define PAGES_PER_RANGE 1 /* could increase this to 4 or 8 if needed */ /* Convert from IOVP to IOVA and vice versa. */ -#define SBA_IOVA(ioc,iovp,offset,hint_reg) ((iovp) | (offset) | ((hint_reg)<<(ioc->hint_shift_pdir))) -#define SBA_IOVP(ioc,iova) ((iova) & ioc->hint_mask_pdir) -/* FIXME : review these macros to verify correctness and usage */ +#ifdef ZX1_SUPPORT +/* Pluto (aka ZX1) boxes need to set or clear the ibase bits appropriately */ +#define SBA_IOVA(ioc,iovp,offset,hint_reg) ((ioc->ibase) | (iovp) | (offset)) +#define SBA_IOVP(ioc,iova) ((iova) & (ioc)->iovp_mask) +#else +/* only support Astro and ancestors. Saves a few cycles in key places */ +#define SBA_IOVA(ioc,iovp,offset,hint_reg) ((iovp) | (offset)) +#define SBA_IOVP(ioc,iova) (iova) +#endif + #define PDIR_INDEX(iovp) ((iovp)>>IOVP_SHIFT) -#define MKIOVP(dma_hint,pide) (dma_addr_t)((long)(dma_hint) | ((long)(pide) << IOVP_SHIFT)) -#define MKIOVA(iovp,offset) (dma_addr_t)((long)iovp | (long)offset) #define RESMAP_MASK(n) (~0UL << (BITS_PER_LONG - (n))) #define RESMAP_IDX_MASK (sizeof(unsigned long) - 1) @@ -661,8 +708,9 @@ sba_free_range(struct ioc *ioc, dma_addr_t iova, size_t size) * ***************************************************************/ +#if SBA_HINT_SUPPORT #define SBA_DMA_HINT(ioc, val) ((val) << (ioc)->hint_shift_pdir) - +#endif typedef unsigned long space_t; #define KERNEL_SPACE 0 @@ -677,25 +725,33 @@ typedef unsigned long space_t; * * Given a virtual address (vba, arg2) and space id, (sid, arg1) * sba_io_pdir_entry() loads the I/O PDIR entry pointed to by - * pdir_ptr (arg0). Each IO Pdir entry consists of 8 bytes as - * shown below (MSB == bit 0): + * pdir_ptr (arg0). + * Using the bass-ackwards HP bit numbering, Each IO Pdir entry + * for Astro/Ike looks like: + * * * 0 19 51 55 63 * +-+---------------------+----------------------------------+----+--------+ * |V| U | PPN[43:12] | U | VI | * +-+---------------------+----------------------------------+----+--------+ * - * V == Valid Bit + * Pluto is basically identical, supports fewer physical address bits: + * + * 0 23 51 55 63 + * +-+------------------------+-------------------------------+----+--------+ + * |V| U | PPN[39:12] | U | VI | + * +-+------------------------+-------------------------------+----+--------+ + * + * V == Valid Bit (Most Significant Bit is bit 0) * U == Unused * PPN == Physical Page Number * VI == Virtual Index (aka Coherent Index) * - * The physical address fields are filled with the results of the LPA - * instruction. The virtual index field is filled with the results of - * of the LCI (Load Coherence Index) instruction. The 8 bits used for - * the virtual index are bits 12:19 of the value returned by LCI. + * LPA instruction output is put into PPN field. + * LCI (Load Coherence Index) instruction provides the "VI" bits. * - * We need to pre-swap the bytes since PCX-W is Big Endian. + * We pre-swap the bytes since PCX-W is Big Endian and the + * IOMMU uses little endian for the pdir. */ @@ -713,7 +769,7 @@ sba_io_pdir_entry(u64 *pdir_ptr, space_t sid, unsigned long vba, ASSERT(sid == KERNEL_SPACE); pa = virt_to_phys(vba); - pa &= ~4095ULL; /* clear out offset bits */ + pa &= IOVP_MASK; mtsp(sid,1); asm("lci 0(%%sr1, %1), %0" : "=r" (ci) : "r" (vba)); @@ -800,7 +856,7 @@ sba_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt) } while (byte_cnt > 0); } - WRITE_REG(iovp, ioc->ioc_hpa+IOC_PCOM); + WRITE_REG( SBA_IOVA(ioc, iovp, 0, 0), ioc->ioc_hpa+IOC_PCOM); } /** @@ -868,7 +924,7 @@ sba_map_single(struct device *dev, void *addr, size_t size, pide = sba_alloc_range(ioc, size); iovp = (dma_addr_t) pide << IOVP_SHIFT; - DBG_RUN("%s() 0x%p -> 0x%lx", + DBG_RUN("%s() 0x%p -> 0x%lx\n", __FUNCTION__, addr, (long) iovp | offset); pdir_start = &(ioc->pdir_base[pide]); @@ -877,7 +933,7 @@ sba_map_single(struct device *dev, void *addr, size_t size, ASSERT(((u8 *)pdir_start)[7] == 0); /* verify availability */ sba_io_pdir_entry(pdir_start, KERNEL_SPACE, (unsigned long) addr, 0); - DBG_RUN(" pdir 0x%p %02x%02x%02x%02x%02x%02x%02x%02x\n", + DBG_RUN(" pdir 0x%p %02x%02x%02x%02x%02x%02x%02x%02x\n", pdir_start, (u8) (((u8 *) pdir_start)[7]), (u8) (((u8 *) pdir_start)[6]), @@ -941,14 +997,18 @@ sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size, ioc->usingle_pages += size >> IOVP_SHIFT; #endif + sba_mark_invalid(ioc, iova, size); + #if DELAYED_RESOURCE_CNT > 0 + /* Delaying when we re-use a IO Pdir entry reduces the number + * of MMIO reads needed to flush writes to the PCOM register. + */ d = &(ioc->saved[ioc->saved_cnt]); d->iova = iova; d->size = size; if (++(ioc->saved_cnt) >= DELAYED_RESOURCE_CNT) { int cnt = ioc->saved_cnt; while (cnt--) { - sba_mark_invalid(ioc, d->iova, d->size); sba_free_range(ioc, d->iova, d->size); d--; } @@ -956,7 +1016,6 @@ sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size, READ_REG(ioc->ioc_hpa+IOC_PCOM); /* flush purges */ } #else /* DELAYED_RESOURCE_CNT == 0 */ - sba_mark_invalid(ioc, iova, size); sba_free_range(ioc, iova, size); READ_REG(ioc->ioc_hpa+IOC_PCOM); /* flush purges */ #endif /* DELAYED_RESOURCE_CNT == 0 */ @@ -1321,6 +1380,142 @@ sba_alloc_pdir(unsigned int pdir_size) return (void *) pdir_base; } +static void +sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num) +{ + /* lba_set_iregs() is in arch/parisc/kernel/lba_pci.c */ + extern void lba_set_iregs(struct parisc_device *, u32, u32); + + u32 iova_space_mask; + u32 iova_space_size; + int iov_order, tcnfg; + struct parisc_device *lba; +#if SBA_AGP_SUPPORT + int agp_found = 0; +#endif + /* + ** Firmware programs the base and size of a "safe IOVA space" + ** (one that doesn't overlap memory or LMMIO space) in the + ** IBASE and IMASK registers. + */ + ioc->ibase = READ_REG(ioc->ioc_hpa + IOC_IBASE); + iova_space_size = ~(READ_REG(ioc->ioc_hpa + IOC_IMASK) & 0xFFFFFFFFUL) + 1; + + if ((ioc->ibase < 0xfed00000UL) && ((ioc->ibase + iova_space_size) > 0xfee00000UL)) { + printk("WARNING: IOV space overlaps local config and interrupt message, truncating\n"); + iova_space_size /= 2; + } + + /* + ** iov_order is always based on a 1GB IOVA space since we want to + ** turn on the other half for AGP GART. + */ + iov_order = get_order(iova_space_size >> (IOVP_SHIFT - PAGE_SHIFT)); + ioc->pdir_size = (iova_space_size / IOVP_SIZE) * sizeof(u64); + + DBG_INIT("%s() hpa 0x%lx IOV %dMB (%d bits)\n", + __FUNCTION__, ioc->ioc_hpa, iova_space_size >> 20, + iov_order + PAGE_SHIFT); + + ioc->pdir_base = (void *) __get_free_pages(GFP_KERNEL, + get_order(ioc->pdir_size)); + if (!ioc->pdir_base) + panic("Couldn't allocate I/O Page Table\n"); + + memset(ioc->pdir_base, 0, ioc->pdir_size); + + DBG_INIT("%s() pdir %p size %x\n", + __FUNCTION__, ioc->pdir_base, ioc->pdir_size); + +#if SBA_HINT_SUPPORT + ioc->hint_shift_pdir = iov_order + PAGE_SHIFT; + ioc->hint_mask_pdir = ~(0x3 << (iov_order + PAGE_SHIFT)); + + DBG_INIT(" hint_shift_pdir %x hint_mask_pdir %lx\n", + ioc->hint_shift_pdir, ioc->hint_mask_pdir); +#endif + + ASSERT((((unsigned long) ioc->pdir_base) & PAGE_MASK) == (unsigned long) ioc->pdir_base); + WRITE_REG(virt_to_phys(ioc->pdir_base), ioc->ioc_hpa + IOC_PDIR_BASE); + + /* build IMASK for IOC and Elroy */ + iova_space_mask = 0xffffffff; + iova_space_mask <<= (iov_order + PAGE_SHIFT); + ioc->imask = iova_space_mask; +#ifdef ZX1_SUPPORT + ioc->iovp_mask = ~(iova_space_mask + PAGE_SIZE - 1); +#endif + sba_dump_tlb(ioc->ioc_hpa); + + /* + ** setup Mercury IBASE/IMASK registers as well. + */ + for (lba = sba->child; lba; lba = lba->sibling) { + int rope_num = (lba->hpa >> 13) & 0xf; + if (rope_num >> 3 == ioc_num) + lba_set_iregs(lba, ioc->ibase, ioc->imask); + } + + WRITE_REG(ioc->imask, ioc->ioc_hpa + IOC_IMASK); + +#ifdef __LP64__ + /* + ** Setting the upper bits makes checking for bypass addresses + ** a little faster later on. + */ + ioc->imask |= 0xFFFFFFFF00000000UL; +#endif + + /* Set I/O PDIR Page size to system page size */ + switch (PAGE_SHIFT) { + case 12: tcnfg = 0; break; /* 4K */ + case 13: tcnfg = 1; break; /* 8K */ + case 14: tcnfg = 2; break; /* 16K */ + case 16: tcnfg = 3; break; /* 64K */ + default: + panic(__FILE__ "Unsupported system page size %d", + 1 << PAGE_SHIFT); + break; + } + WRITE_REG(tcnfg, ioc->ioc_hpa + IOC_TCNFG); + + /* + ** Program the IOC's ibase and enable IOVA translation + ** Bit zero == enable bit. + */ + WRITE_REG(ioc->ibase | 1, ioc->ioc_hpa + IOC_IBASE); + + /* + ** Clear I/O TLB of any possible entries. + ** (Yes. This is a bit paranoid...but so what) + */ + WRITE_REG(ioc->ibase | 31, ioc->ioc_hpa + IOC_PCOM); + +#if SBA_AGP_SUPPORT + /* + ** If an AGP device is present, only use half of the IOV space + ** for PCI DMA. Unfortunately we can't know ahead of time + ** whether GART support will actually be used, for now we + ** can just key on any AGP device found in the system. + ** We program the next pdir index after we stop w/ a key for + ** the GART code to handshake on. + */ + device=NULL; + for (lba = sba->child; lba; lba = lba->sibling) { + if (IS_QUICKSILVER(lba)) + break; + } + + if (lba) { + DBG_INIT("%s: Reserving half of IOVA space for AGP GART support\n", __FUNCTION__); + ioc->pdir_size /= 2; + ((u64 *)ioc->pdir_base)[PDIR_INDEX(iova_space_size/2)] = SBA_IOMMU_COOKIE; + } else { + DBG_INIT("%s: No GART needed - no AGP controller found\n", __FUNCTION__); + } +#endif /* 0 */ + +} static void sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num) @@ -1381,15 +1576,19 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num) __FUNCTION__, ioc->ioc_hpa, (int) (physmem>>20), iova_space_size>>20, iov_order + PAGE_SHIFT, pdir_size); + ioc->pdir_base = sba_alloc_pdir(pdir_size); + + DBG_INIT("%s() pdir %p size %x\n", + __FUNCTION__, ioc->pdir_base, pdir_size); + +#if SBA_HINT_SUPPORT /* FIXME : DMA HINTs not used */ ioc->hint_shift_pdir = iov_order + PAGE_SHIFT; ioc->hint_mask_pdir = ~(0x3 << (iov_order + PAGE_SHIFT)); - ioc->pdir_base = sba_alloc_pdir(pdir_size); - - DBG_INIT("%s() pdir %p size %x hint_shift_pdir %x hint_mask_pdir %lx\n", - __FUNCTION__, ioc->pdir_base, pdir_size, - ioc->hint_shift_pdir, ioc->hint_mask_pdir); + DBG_INIT(" hint_shift_pdir %x hint_mask_pdir %lx\n", + ioc->hint_shift_pdir, ioc->hint_mask_pdir); +#endif ASSERT((((unsigned long) ioc->pdir_base) & PAGE_MASK) == (unsigned long) ioc->pdir_base); WRITE_REG64(virt_to_phys(ioc->pdir_base), ioc->ioc_hpa + IOC_PDIR_BASE); @@ -1402,8 +1601,11 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num) ** On C3000 w/512MB mem, HP-UX 10.20 reports: ** ibase=0, imask=0xFE000000, size=0x2000000. */ - ioc->ibase = IOC_IOVA_SPACE_BASE | 1; /* bit 0 == enable bit */ + ioc->ibase = 0; ioc->imask = iova_space_mask; /* save it */ +#ifdef ZX1_SUPPORT + ioc->iovp_mask = ~(iova_space_mask + PAGE_SIZE - 1); +#endif DBG_INIT("%s() IOV base 0x%lx mask 0x%0lx\n", __FUNCTION__, ioc->ibase, ioc->imask); @@ -1426,7 +1628,7 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num) /* ** Program the IOC's ibase and enable IOVA translation */ - WRITE_REG(ioc->ibase, ioc->ioc_hpa+IOC_IBASE); + WRITE_REG(ioc->ibase | 1, ioc->ioc_hpa+IOC_IBASE); WRITE_REG(ioc->imask, ioc->ioc_hpa+IOC_IMASK); /* Set I/O PDIR Page size to 4K */ @@ -1438,6 +1640,8 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num) */ WRITE_REG(0 | 31, ioc->ioc_hpa+IOC_PCOM); + ioc->ibase = 0; /* used by SBA_IOVA and related macros */ + DBG_INIT("%s() DONE\n", __FUNCTION__); } @@ -1476,23 +1680,32 @@ sba_hw_init(struct sba_device *sba_dev) */ } - ioc_ctl = READ_REG(sba_dev->sba_hpa+IOC_CTRL); - DBG_INIT("%s() hpa 0x%lx ioc_ctl 0x%Lx ->", - __FUNCTION__, sba_dev->sba_hpa, ioc_ctl); - ioc_ctl &= ~(IOC_CTRL_RM | IOC_CTRL_NC | IOC_CTRL_CE); - ioc_ctl |= IOC_CTRL_TC; /* Astro: firmware enables this */ + if (!IS_PLUTO(sba_dev->iodc)) { + ioc_ctl = READ_REG(sba_dev->sba_hpa+IOC_CTRL); + DBG_INIT("%s() hpa 0x%lx ioc_ctl 0x%Lx ->", + __FUNCTION__, sba_dev->sba_hpa, ioc_ctl); + ioc_ctl &= ~(IOC_CTRL_RM | IOC_CTRL_NC | IOC_CTRL_CE); + ioc_ctl |= IOC_CTRL_TC; /* Astro: firmware enables this */ - WRITE_REG(ioc_ctl, sba_dev->sba_hpa+IOC_CTRL); + WRITE_REG(ioc_ctl, sba_dev->sba_hpa+IOC_CTRL); #ifdef DEBUG_SBA_INIT - ioc_ctl = READ_REG64(sba_dev->sba_hpa+IOC_CTRL); - DBG_INIT(" 0x%Lx\n", ioc_ctl); + ioc_ctl = READ_REG64(sba_dev->sba_hpa+IOC_CTRL); + DBG_INIT(" 0x%Lx\n", ioc_ctl); #endif + } /* if !PLUTO */ if (IS_ASTRO(sba_dev->iodc)) { /* PAT_PDC (L-class) also reports the same goofy base */ sba_dev->ioc[0].ioc_hpa = ASTRO_IOC_OFFSET; num_ioc = 1; + } else if (IS_PLUTO(sba_dev->iodc)) { + /* We use a negative value for IOC HPA so it gets + * corrected when we add it with IKE's IOC offset. + * Doesnt look clean, but fewer code. + */ + sba_dev->ioc[0].ioc_hpa = -PLUTO_IOC_OFFSET; + num_ioc = 1; } else { sba_dev->ioc[0].ioc_hpa = sba_dev->ioc[1].ioc_hpa = 0; num_ioc = 2; @@ -1517,7 +1730,11 @@ sba_hw_init(struct sba_device *sba_dev) /* flush out the writes */ READ_REG(sba_dev->ioc[i].ioc_hpa + ROPE7_CTL); - sba_ioc_init(sba_dev->dev, &(sba_dev->ioc[i]), i); + if (IS_PLUTO(sba_dev->iodc)) { + sba_ioc_init_pluto(sba_dev->dev, &(sba_dev->ioc[i]), i); + } else { + sba_ioc_init(sba_dev->dev, &(sba_dev->ioc[i]), i); + } } } @@ -1709,12 +1926,17 @@ static struct parisc_device_id sba_tbl[] = { { HPHW_BCPORT, HVERSION_REV_ANY_ID, IKE_MERCED_PORT, 0xc }, { HPHW_BCPORT, HVERSION_REV_ANY_ID, REO_MERCED_PORT, 0xc }, { HPHW_BCPORT, HVERSION_REV_ANY_ID, REOG_MERCED_PORT, 0xc }, + { HPHW_IOA, HVERSION_REV_ANY_ID, PLUTO_MCKINLEY_PORT, 0xc }, /* These two entries commented out because we don't find them in a * buswalk yet. If/when we do, they would cause us to think we had * many more SBAs then we really do. * { HPHW_BCPORT, HVERSION_REV_ANY_ID, ASTRO_ROPES_PORT, 0xc }, * { HPHW_BCPORT, HVERSION_REV_ANY_ID, IKE_ROPES_PORT, 0xc }, */ +/* We shall also comment out Pluto Ropes Port since bus walk doesnt + * report it yet. + * { HPHW_BCPORT, HVERSION_REV_ANY_ID, PLUTO_ROPES_PORT, 0xc }, + */ { 0, } }; @@ -1739,9 +1961,7 @@ sba_driver_callback(struct parisc_device *dev) int i; char *version; -#ifdef DEBUG_SBA_INIT sba_dump_ranges(dev->hpa); -#endif /* Read HW Rev First */ func_class = READ_REG(dev->hpa + SBA_FCLASS); @@ -1758,13 +1978,16 @@ sba_driver_callback(struct parisc_device *dev) version = astro_rev; } else if (IS_IKE(&dev->id)) { - static char ike_rev[]="Ike rev ?"; - + static char ike_rev[] = "Ike rev ?"; ike_rev[8] = '0' + (char) (func_class & 0xff); version = ike_rev; + } else if (IS_PLUTO(&dev->id)) { + static char pluto_rev[]="Pluto ?.?"; + pluto_rev[6] = '0' + (char) ((func_class & 0xf0) >> 4); + pluto_rev[8] = '0' + (char) (func_class & 0x0f); + version = pluto_rev; } else { - static char reo_rev[]="REO rev ?"; - + static char reo_rev[] = "REO rev ?"; reo_rev[8] = '0' + (char) (func_class & 0xff); version = reo_rev; } @@ -1772,18 +1995,14 @@ sba_driver_callback(struct parisc_device *dev) if (!global_ioc_cnt) { global_ioc_cnt = count_parisc_driver(&sba_driver); - /* Only Astro has one IOC per SBA */ - if (!IS_ASTRO(&dev->id)) + /* Astro and Pluto have one IOC per SBA */ + if ((!IS_ASTRO(&dev->id)) || (!IS_PLUTO(&dev->id))) global_ioc_cnt *= 2; } printk(KERN_INFO "%s found %s at 0x%lx\n", MODULE_NAME, version, dev->hpa); -#ifdef DEBUG_SBA_INIT - sba_dump_tlb(dev->hpa); -#endif - sba_dev = kmalloc(sizeof(struct sba_device), GFP_KERNEL); if (NULL == sba_dev) { printk(KERN_ERR MODULE_NAME " - couldn't alloc sba_device\n"); @@ -1813,6 +2032,8 @@ sba_driver_callback(struct parisc_device *dev) create_proc_info_entry("Astro", 0, proc_runway_root, sba_proc_info); } else if (IS_IKE(&dev->id)) { create_proc_info_entry("Ike", 0, proc_runway_root, sba_proc_info); + } else if (IS_PLUTO(&dev->id)) { + create_proc_info_entry("Pluto", 0, proc_mckinley_root, sba_proc_info); } else { create_proc_info_entry("Reo", 0, proc_runway_root, sba_proc_info); } diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c index ad7811509b7807..6357ec10ebf4ed 100644 --- a/drivers/parisc/superio.c +++ b/drivers/parisc/superio.c @@ -419,8 +419,10 @@ superio_serial_init(void) { #ifdef CONFIG_SERIAL_8250 int retval; +#ifdef CONFIG_SERIAL_8250_CONSOLE extern void serial8250_console_init(void); /* drivers/serial/8250.c */ - +#endif + if (!sio_dev.irq_region) return; /* superio not present */ @@ -438,8 +440,10 @@ superio_serial_init(void) return; } +#ifdef CONFIG_SERIAL_8250_CONSOLE serial8250_console_init(); - +#endif + serial[1].iobase = sio_dev.sp2_base; serial[1].irq = sio_dev.irq_region->data.irqbase + SP2_IRQ; retval = early_serial_setup(&serial[1]); diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index 694e13f43aacfd..57b1bca00dcc75 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -28,11 +28,15 @@ #include "cirrus.h" MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Driver for the Cirrus PD6729 PCI-PCMCIA bridge"); +MODULE_AUTHOR("Jun Komuro <komurojun@mbn.nifty.com>"); #define MAX_SOCKETS 2 -/* simple helper functions */ -/* External clock time, in nanoseconds. 120 ns = 8.33 MHz */ +/* + * simple helper functions + * External clock time, in nanoseconds. 120 ns = 8.33 MHz + */ #define to_cycles(ns) ((ns)/120) static spinlock_t port_lock = SPIN_LOCK_UNLOCKED; @@ -225,8 +229,10 @@ static int pd6729_get_status(struct pcmcia_socket *sock, u_int *value) *value |= SS_DETECT; } - /* IO cards have a different meaning of bits 0,1 */ - /* Also notice the inverse-logic on the bits */ + /* + * IO cards have a different meaning of bits 0,1 + * Also notice the inverse-logic on the bits + */ if (indirect_read(socket, I365_INTCTL) & I365_PC_IOCARD) { /* IO card */ if (!(status & I365_CS_STSCHG)) @@ -268,8 +274,10 @@ static int pd6729_get_socket(struct pcmcia_socket *sock, socket_state_t *state) state->io_irq = 0; state->csc_mask = 0; - /* First the power status of the socket */ - /* PCTRL - Power Control Register */ + /* + * First the power status of the socket + * PCTRL - Power Control Register + */ reg = indirect_read(socket, I365_POWER); if (reg & I365_PWR_AUTO) @@ -294,8 +302,10 @@ static int pd6729_get_socket(struct pcmcia_socket *sock, socket_state_t *state) state->Vpp = 120; } - /* Now the IO card, RESET flags and IO interrupt */ - /* IGENC, Interrupt and General Control */ + /* + * Now the IO card, RESET flags and IO interrupt + * IGENC, Interrupt and General Control + */ reg = indirect_read(socket, I365_INTCTL); if ((reg & I365_PC_RESET) == 0) @@ -306,8 +316,10 @@ static int pd6729_get_socket(struct pcmcia_socket *sock, socket_state_t *state) /* Set the IRQ number */ state->io_irq = socket->socket.pci_irq; - /* Card status change */ - /* CSCICR, Card Status Change Interrupt Configuration */ + /* + * Card status change + * CSCICR, Card Status Change Interrupt Configuration + */ reg = indirect_read(socket, I365_CSCINT); if (reg & I365_CSC_DETECT) @@ -610,9 +622,11 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, const struct pci_devi printk(KERN_INFO "pd6729: Cirrus PD6729 PCI to PCMCIA Bridge at 0x%lx on irq %d\n", pci_resource_start(dev, 0), dev->irq); printk(KERN_INFO "pd6729: configured as a %d socket device.\n", MAX_SOCKETS); - /* Since we have no memory BARs some firmware we may not - have had PCI_COMMAND_MEM enabled, yet the device needs - it. */ + /* + * Since we have no memory BARs some firmware we may not + * have had PCI_COMMAND_MEM enabled, yet the device needs + * it. + */ pci_read_config_byte(dev, PCI_COMMAND, &configbyte); if (!(configbyte & PCI_COMMAND_MEMORY)) { printk(KERN_DEBUG "pd6729: Enabling PCI_COMMAND_MEMORY.\n"); diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c index 811c66d7285462..4f2a284c2056e5 100644 --- a/drivers/scsi/ide-scsi.c +++ b/drivers/scsi/ide-scsi.c @@ -735,7 +735,7 @@ static int idescsi_ide_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { struct block_device *bdev = inode->i_bdev; - return generic_ide_ioctl(bdev, cmd, arg); + return generic_ide_ioctl(file, bdev, cmd, arg); } static struct block_device_operations idescsi_ops = { diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 75c80671e0699b..8fd45906059acf 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -594,7 +594,7 @@ static int sd_ioctl(struct inode * inode, struct file * filp, case SCSI_IOCTL_GET_BUS_NUMBER: return scsi_ioctl(sdp, cmd, p); default: - error = scsi_cmd_ioctl(disk, cmd, p); + error = scsi_cmd_ioctl(filp, disk, cmd, p); if (error != -ENOTTY) return error; } diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 06aa858f9a8099..b80aa283c92129 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -504,7 +504,7 @@ static int sr_block_ioctl(struct inode *inode, struct file *file, unsigned cmd, case SCSI_IOCTL_GET_BUS_NUMBER: return scsi_ioctl(sdev, cmd, (void __user *)arg); } - return cdrom_ioctl(&cd->cdi, inode, cmd, arg); + return cdrom_ioctl(file, &cd->cdi, inode, cmd, arg); } static int sr_block_media_changed(struct gendisk *disk) diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 6e87d622662649..5fa0153dac1467 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -3408,7 +3408,7 @@ static int st_ioctl(struct inode *inode, struct file *file, case SCSI_IOCTL_GET_BUS_NUMBER: break; default: - i = scsi_cmd_ioctl(STp->disk, cmd_in, p); + i = scsi_cmd_ioctl(file, STp->disk, cmd_in, p); if (i != -ENOTTY) return i; break; |