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From devnull@lkml.org Fri Apr 26 08:55:43 2024 Received: from spaans.ds9a.nl (adsl-xs4all.ds9a.nl [213.84.159.51]) by kylie.puddingonline.com (8.11.6/8.11.6) with SMTP id g8IGquX09949 for ; Wed, 18 Sep 2002 18:52:57 +0200 Received: (qmail 16485 invoked from network); 18 Sep 2002 07:20:23 -0000 Received: from unknown (HELO spaans.ds9a.nl) (3ffe:8280:10:360:202:44ff:fe2a:a1dd) by mayo.ipv6.ds9a.nl with SMTP; 18 Sep 2002 07:20:23 -0000 Received: (qmail 29633 invoked by uid 1000); 17 Sep 2002 21:05:02 -0000 Received: (maildatabase); juh Received: (qmail 5831 invoked by alias); 4 Jan 2002 10:14:56 -0000 Received: (qmail 5824 invoked from network); 4 Jan 2002 10:14:56 -0000 Received: from unknown (HELO vger.kernel.org) (::ffff:12.107.208.194) by spaans.ds9a.nl with SMTP; 4 Jan 2002 10:14:56 -0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 4 Jan 2002 05:11:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 4 Jan 2002 05:11:24 -0500 Received: from ns1.yggdrasil.com ([209.249.10.20]:50649 "EHLO ns1.yggdrasil.com") by vger.kernel.org with ESMTP id ; Fri, 4 Jan 2002 05:11:13 -0500 Received: from baldur.yggdrasil.com (baldur.yggdrasil.com [209.249.10.12]) by ns1.yggdrasil.com (8.9.3/8.9.3) with ESMTP id CAA24997; Fri, 4 Jan 2002 02:11:07 -0800 Received: (from adam@localhost) by baldur.yggdrasil.com (8.9.3/8.9.3) id CAA19188; Fri, 4 Jan 2002 02:11:07 -0800 Date: Fri, 4 Jan 2002 02:11:07 -0800 From: "Adam J. Richter" To: Werner.Zimmermann@fht-esslingen.de, minyard@wf-rch.cirr.com, david@tm.tno.nl, raupach@nwfs1.rz.fh-hannover.de, heiko@lotte.sax.de, emoenke@gwdg.de, model@cecmow.enet.dec.com, vadim@rbrf.ru, linux-kernel@vger.kernel.org Cc: torvalds@transmeta.com Subject: PATCH: Some linux-2.5.2-pre7/drivers/cdrom kdev_t fixes Message-Id: <20020104021107.A19166@baldur.yggdrasil.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="WIyZ46R2i8wDzkSu" Content-Disposition: inline User-Agent: Mutt/1.2i Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org X-Spam-Tag: 1 Lines: 462 --WIyZ46R2i8wDzkSu Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Here are kdev_t compilation fixes for eight drivers for non-IDE non-SCSI CDROM drives in linux-2.5.2-pre7/drivers/cdrom/. I have not done all of the drivers yet. I doubt that many people use these drives anymore, but I am emailing this patch to the relevant authors of the drivers anyhow. I have not tested these patches. I only know that they compile. One thing that I am a bit unsure about was my deleting references to hardsect_size of optcd.c and sjcd.c. I would appreciate someone checking that. -- Adam J. Richter __ ______________ 4880 Stevens Creek Blvd, Suite 104 adam@yggdrasil.com \ / San Jose, California 95129-1034 +1 408 261-6630 | g g d r a s i l United States of America fax +1 408 261-6631 "Free Software For The Rest Of Us." --WIyZ46R2i8wDzkSu Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="cdrom.diffs" diff -u linux-2.5.2-pre7/drivers/cdrom/aztcd.c linux/drivers/cdrom/aztcd.c --- linux-2.5.2-pre7/drivers/cdrom/aztcd.c Thu Oct 25 13:58:35 2001 +++ linux/drivers/cdrom/aztcd.c Fri Jan 4 01:57:39 2002 @@ -229,7 +229,7 @@ #endif #define CURRENT_VALID \ - (!QUEUE_EMPTY && MAJOR(CURRENT -> rq_dev) == MAJOR_NR && CURRENT -> cmd == READ \ + (!QUEUE_EMPTY && major(CURRENT -> rq_dev) == MAJOR_NR && CURRENT -> cmd == READ \ && CURRENT -> sector != -1) #define AFL_STATUSorDATA (AFL_STATUS | AFL_DATA) @@ -309,6 +309,8 @@ static unsigned long aztTimeOutCount; static int aztCmd = 0; +static spinlock_t aztSpin = SPIN_LOCK_UNLOCKED; + /*########################################################################### Function Prototypes ########################################################################### @@ -1599,10 +1601,6 @@ } azt_transfer_is_active = 1; while (CURRENT_VALID) { - if (CURRENT->bh) { - if (!buffer_locked(CURRENT->bh)) - panic(DEVICE_NAME ": block not locked"); - } azt_transfer(); if (CURRENT->nr_sectors == 0) { end_request(1); @@ -1927,10 +1925,10 @@ MAJOR_NR); return -EIO; } - blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST); + blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST, &aztSpin); blksize_size[MAJOR_NR] = aztcd_blocksizes; read_ahead[MAJOR_NR] = 4; - register_disk(NULL, MKDEV(MAJOR_NR, 0), 1, &azt_fops, 0); + register_disk(NULL, mk_kdev(MAJOR_NR, 0), 1, &azt_fops, 0); if ((azt_port == 0x1f0) || (azt_port == 0x170)) request_region(azt_port, 8, "aztcd"); /*IDE-interface */ diff -u linux-2.5.2-pre7/drivers/cdrom/cdu31a.c linux/drivers/cdrom/cdu31a.c --- linux-2.5.2-pre7/drivers/cdrom/cdu31a.c Thu Jan 3 19:52:01 2002 +++ linux/drivers/cdrom/cdu31a.c Fri Jan 4 01:57:39 2002 @@ -1587,7 +1587,7 @@ /* * jens: driver has lots of races */ - spin_unlock_irq(&q->queue_lock); + spin_unlock_irq(q->queue_lock); /* Make sure the timer is cancelled. */ del_timer(&cdu31a_abort_timer); @@ -1717,7 +1717,7 @@ } } end_do_cdu31a_request: - spin_lock_irq(&q->queue_lock); + spin_lock_irq(q->queue_lock); #if 0 /* After finished, cancel any pending operations. */ abort_read(); @@ -3450,7 +3450,7 @@ init_timer(&cdu31a_abort_timer); cdu31a_abort_timer.function = handle_abort_timeout; - scd_info.dev = MKDEV(MAJOR_NR, 0); + scd_info.dev = mk_kdev(MAJOR_NR, 0); scd_info.mask = deficiency; strncpy(scd_info.name, "cdu31a", sizeof(scd_info.name)); diff -u linux-2.5.2-pre7/drivers/cdrom/cm206.c linux/drivers/cdrom/cm206.c --- linux-2.5.2-pre7/drivers/cdrom/cm206.c Tue Nov 27 09:23:27 2001 +++ linux/drivers/cdrom/cm206.c Fri Jan 4 01:57:39 2002 @@ -302,6 +302,7 @@ #define PLAY_TO cd->toc[0] /* toc[0] records end-time in play */ static struct cm206_struct *cd; /* the main memory structure */ +static spinlock_t cm206_lock = SPIN_LOCK_UNLOCKED; /* First, we define some polling functions. These are actually only being used in the initialization. */ @@ -866,7 +867,7 @@ end_request(0); continue; } - spin_unlock_irq(&q->queue_lock); + spin_unlock_irq(q->queue_lock); error = 0; for (i = 0; i < CURRENT->nr_sectors; i++) { int e1, e2; @@ -893,7 +894,7 @@ debug(("cm206_request: %d %d\n", e1, e2)); } } - spin_lock_irq(&q->queue_lock); + spin_lock_irq(q->queue_lock); end_request(!error); } } @@ -1491,7 +1492,7 @@ cleanup(3); return -EIO; } - cm206_info.dev = MKDEV(MAJOR_NR, 0); + cm206_info.dev = mk_kdev(MAJOR_NR, 0); if (register_cdrom(&cm206_info) != 0) { printk(KERN_INFO "Cannot register for cdrom %d!\n", MAJOR_NR); @@ -1499,7 +1500,8 @@ return -EIO; } devfs_plain_cdrom(&cm206_info, &cm206_bdops); - blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST); + blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST, + &cm206_lock); blksize_size[MAJOR_NR] = cm206_blocksizes; read_ahead[MAJOR_NR] = 16; /* reads ahead what? */ init_bh(CM206_BH, cm206_bh); diff -u linux-2.5.2-pre7/drivers/cdrom/gscd.c linux/drivers/cdrom/gscd.c --- linux-2.5.2-pre7/drivers/cdrom/gscd.c Thu Oct 25 13:58:35 2001 +++ linux/drivers/cdrom/gscd.c Fri Jan 4 01:57:39 2002 @@ -162,6 +162,7 @@ static int AudioEnd_f; static struct timer_list gscd_timer; +static spinlock_t gscd_lock = SPIN_LOCK_UNLOCKED; static struct block_device_operations gscd_fops = { owner:THIS_MODULE, @@ -180,7 +181,7 @@ int target; - target = MINOR(full_dev); + target = minor(full_dev); if (target > 0) { printk @@ -283,7 +284,7 @@ if (QUEUE_EMPTY || CURRENT->rq_status == RQ_INACTIVE) goto out; INIT_REQUEST; - dev = MINOR(CURRENT->rq_dev); + dev = minor(CURRENT->rq_dev); block = CURRENT->sector; nsect = CURRENT->nr_sectors; @@ -296,7 +297,7 @@ goto repeat; } - if (MINOR(CURRENT->rq_dev) != 0) { + if (dev != 0) { printk("GSCD: this version supports only one device\n"); end_request(0); goto repeat; @@ -1019,7 +1020,7 @@ devfs_register(NULL, "gscd", DEVFS_FL_DEFAULT, MAJOR_NR, 0, S_IFBLK | S_IRUGO | S_IWUGO, &gscd_fops, NULL); - blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST); + blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST, &gscd_lock); blksize_size[MAJOR_NR] = gscd_blocksizes; read_ahead[MAJOR_NR] = 4; @@ -1027,7 +1028,7 @@ gscdPresent = 1; request_region(gscd_port, 4, "gscd"); - register_disk(NULL, MKDEV(MAJOR_NR, 0), 1, &gscd_fops, 0); + register_disk(NULL, mk_kdev(MAJOR_NR, 0), 1, &gscd_fops, 0); printk(KERN_INFO "GSCD: GoldStar CD-ROM Drive found.\n"); return 0; diff -u linux-2.5.2-pre7/drivers/cdrom/mcd.c linux/drivers/cdrom/mcd.c --- linux-2.5.2-pre7/drivers/cdrom/mcd.c Thu Oct 25 13:58:35 2001 +++ linux/drivers/cdrom/mcd.c Fri Jan 4 01:57:39 2002 @@ -123,7 +123,7 @@ #define QUICK_LOOP_COUNT 20 #define CURRENT_VALID \ -(!QUEUE_EMPTY && MAJOR(CURRENT -> rq_dev) == MAJOR_NR && CURRENT -> cmd == READ \ +(!QUEUE_EMPTY && major(CURRENT -> rq_dev) == MAJOR_NR && CURRENT -> cmd == READ \ && CURRENT -> sector != -1) #define MFL_STATUSorDATA (MFL_STATUS | MFL_DATA) @@ -185,6 +185,7 @@ static void mcd_release(struct cdrom_device_info *cdi); static int mcd_media_changed(struct cdrom_device_info *cdi, int disc_nr); static int mcd_tray_move(struct cdrom_device_info *cdi, int position); +static spinlock_t mcd_spinlock = SPIN_LOCK_UNLOCKED; int mcd_audio_ioctl(struct cdrom_device_info *cdi, unsigned int cmd, void *arg); int mcd_drive_status(struct cdrom_device_info *cdi, int slot_nr); @@ -617,10 +618,6 @@ mcd_transfer_is_active = 1; while (CURRENT_VALID) { - if (CURRENT->bh) { - if (!buffer_locked(CURRENT->bh)) - panic(DEVICE_NAME ": block not locked"); - } mcd_transfer(); if (CURRENT->nr_sectors == 0) { end_request(1); @@ -1076,7 +1073,8 @@ } blksize_size[MAJOR_NR] = mcd_blocksizes; - blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST); + blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST, + &mcd_spinlock); read_ahead[MAJOR_NR] = 4; /* check for card */ @@ -1150,7 +1148,7 @@ mcd_invalidate_buffers(); mcdPresent = 1; - mcd_info.dev = MKDEV(MAJOR_NR, 0); + mcd_info.dev = mk_kdev(MAJOR_NR, 0); if (register_cdrom(&mcd_info) != 0) { printk(KERN_ERR "mcd: Unable to register Mitsumi CD-ROM.\n"); diff -u linux-2.5.2-pre7/drivers/cdrom/mcdx.c linux/drivers/cdrom/mcdx.c --- linux-2.5.2-pre7/drivers/cdrom/mcdx.c Thu Oct 25 13:58:35 2001 +++ linux/drivers/cdrom/mcdx.c Fri Jan 4 01:57:39 2002 @@ -291,6 +291,7 @@ static struct s_drive_stuff *mcdx_irq_map[16] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; +static spinlock_t mcdx_lock = SPIN_LOCK_UNLOCKED; MODULE_PARM(mcdx, "1-4i"); static struct cdrom_device_ops mcdx_dops = { @@ -318,7 +319,7 @@ static int mcdx_audio_ioctl(struct cdrom_device_info *cdi, unsigned int cmd, void *arg) { - struct s_drive_stuff *stuffp = mcdx_stuffp[MINOR(cdi->dev)]; + struct s_drive_stuff *stuffp = mcdx_stuffp[minor(cdi->dev)]; if (!stuffp->present) return -ENXIO; @@ -575,7 +576,7 @@ INIT_REQUEST; - dev = MINOR(CURRENT->rq_dev); + dev = minor(CURRENT->rq_dev); stuffp = mcdx_stuffp[dev]; if ((dev < 0) @@ -598,14 +599,13 @@ xtrace(REQUEST, "do_request() (%lu + %lu)\n", CURRENT->sector, CURRENT->nr_sectors); - switch (CURRENT->cmd) { - case WRITE: - xwarn("do_request(): attempt to write to cd!!\n"); + if (CURRENT->cmd != READ) { + xwarn("do_request(): non-read command to cd!!\n"); xtrace(REQUEST, "end_request(0): write\n"); end_request(0); return; - - case READ: + } + else { stuffp->status = 0; while (CURRENT->nr_sectors) { int i; @@ -628,11 +628,6 @@ xtrace(REQUEST, "end_request(1)\n"); end_request(1); - break; - - default: - panic(MCDX "do_request: unknown command.\n"); - break; } goto again; @@ -642,7 +637,7 @@ { struct s_drive_stuff *stuffp; xtrace(OPENCLOSE, "open()\n"); - stuffp = mcdx_stuffp[MINOR(cdi->dev)]; + stuffp = mcdx_stuffp[minor(cdi->dev)]; if (!stuffp->present) return -ENXIO; @@ -791,7 +786,7 @@ xtrace(OPENCLOSE, "close()\n"); - stuffp = mcdx_stuffp[MINOR(cdi->dev)]; + stuffp = mcdx_stuffp[minor(cdi->dev)]; --stuffp->users; } @@ -805,7 +800,7 @@ xinfo("mcdx_media_changed called for device %s\n", kdevname(cdi->dev)); - stuffp = mcdx_stuffp[MINOR(cdi->dev)]; + stuffp = mcdx_stuffp[minor(cdi->dev)]; mcdx_getstatus(stuffp, 1); if (stuffp->yyy == 0) @@ -1187,7 +1182,8 @@ return 1; } - blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST); + blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST, + &mcdx_lock); read_ahead[MAJOR_NR] = READ_AHEAD; blksize_size[MAJOR_NR] = mcdx_blocksizes; @@ -1228,7 +1224,7 @@ stuffp->wreg_data, stuffp->irq, version.code, version.ver); mcdx_stuffp[drive] = stuffp; xtrace(INIT, "init() mcdx_stuffp[%d] = %p\n", drive, stuffp); - mcdx_info.dev = MKDEV(MAJOR_NR, 0); + mcdx_info.dev = mk_kdev(MAJOR_NR, 0); if (register_cdrom(&mcdx_info) != 0) { printk("Cannot register Mitsumi CD-ROM!\n"); release_region((unsigned long) stuffp->wreg_data, @@ -1698,7 +1694,7 @@ static int mcdx_tray_move(struct cdrom_device_info *cdi, int position) { - struct s_drive_stuff *stuffp = mcdx_stuffp[MINOR(cdi->dev)]; + struct s_drive_stuff *stuffp = mcdx_stuffp[minor(cdi->dev)]; if (!stuffp->present) return -ENXIO; @@ -1888,7 +1884,7 @@ static int mcdx_lockdoor(struct cdrom_device_info *cdi, int lock) { - struct s_drive_stuff *stuffp = mcdx_stuffp[MINOR(cdi->dev)]; + struct s_drive_stuff *stuffp = mcdx_stuffp[minor(cdi->dev)]; char cmd[2] = { 0xfe }; if (!(stuffp->present & DOOR)) diff -u linux-2.5.2-pre7/drivers/cdrom/optcd.c linux/drivers/cdrom/optcd.c --- linux-2.5.2-pre7/drivers/cdrom/optcd.c Thu Oct 25 13:58:35 2001 +++ linux/drivers/cdrom/optcd.c Fri Jan 4 01:57:39 2002 @@ -109,7 +109,6 @@ #endif static int blksize = 2048; -static int hsecsize = 2048; /* Drive hardware/firmware characteristics @@ -267,6 +266,7 @@ static DECLARE_WAIT_QUEUE_HEAD(waitq); static void sleep_timer(unsigned long data); static struct timer_list delay_timer = {function: sleep_timer}; +spinlock_t optcd_lock = SPIN_LOCK_UNLOCKED; /* Timer routine: wake up when desired flag goes low, @@ -977,7 +977,7 @@ #define CURRENT_VALID \ - (!QUEUE_EMPTY && MAJOR(CURRENT -> rq_dev) == MAJOR_NR \ + (!QUEUE_EMPTY && major(CURRENT -> rq_dev) == MAJOR_NR \ && CURRENT -> cmd == READ && CURRENT -> sector != -1) @@ -1371,10 +1371,6 @@ transfer_is_active = 1; while (CURRENT_VALID) { - if (CURRENT->bh) { - if (!buffer_locked(CURRENT->bh)) - panic(DEVICE_NAME ": block not locked"); - } transfer(); /* First try to transfer block from buffers */ if (CURRENT -> nr_sectors == 0) { end_request(1); @@ -2063,12 +2059,12 @@ } devfs_register (NULL, "optcd", DEVFS_FL_DEFAULT, MAJOR_NR, 0, S_IFBLK | S_IRUGO | S_IWUGO, &opt_fops, NULL); - hardsect_size[MAJOR_NR] = &hsecsize; blksize_size[MAJOR_NR] = &blksize; - blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST); + blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST, + &optcd_lock); read_ahead[MAJOR_NR] = 4; request_region(optcd_port, 4, "optcd"); - register_disk(NULL, MKDEV(MAJOR_NR,0), 1, &opt_fops, 0); + register_disk(NULL, mk_kdev(MAJOR_NR,0), 1, &opt_fops, 0); printk(KERN_INFO "optcd: DOLPHIN 8000 AT CDROM at 0x%x\n", optcd_port); return 0; diff -u linux-2.5.2-pre7/drivers/cdrom/sjcd.c linux/drivers/cdrom/sjcd.c --- linux-2.5.2-pre7/drivers/cdrom/sjcd.c Thu Oct 25 13:58:35 2001 +++ linux/drivers/cdrom/sjcd.c Fri Jan 4 01:57:39 2002 @@ -1664,7 +1664,6 @@ }; static int blksize = 2048; -static int secsize = 2048; /* * Following stuff is intended for initialization of the cdrom. It @@ -1692,7 +1691,6 @@ printk("SJCD: sjcd=0x%x: ", sjcd_base); #endif - hardsect_size[MAJOR_NR] = &secsize; blksize_size[MAJOR_NR] = &blksize; if (devfs_register_blkdev(MAJOR_NR, "sjcd", &sjcd_fops) != 0) { --WIyZ46R2i8wDzkSu-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/