mirror of https://gitee.com/openkylin/linux.git
drivers/block/floppy.c: add debug_dcl(...) macro
Converted #ifdef DCL_DEBUG if (test) DPRINTK(...); #endif to debug_dcl(test, ...); Signed-off-by: Joe Perches <joe@perches.com> Cc: Stephen Hemminger <shemminger@vyatta.com> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: Marcin Slusarz <marcin.slusarz@gmail.com> Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -152,6 +152,15 @@
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#define DEBUGT 2
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#define DCL_DEBUG /* debug disk change line */
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#ifdef DCL_DEBUG
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#define debug_dcl(test, fmt, args...) \
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do { if ((test) & FD_DEBUG) DPRINT(fmt, ##args); } while (0)
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#else
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#define debug_dcl(test, fmt, args...) \
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do { if (0) DPRINT(fmt, ##args); } while (0)
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#endif
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/* do print messages for unexpected interrupts */
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static int print_unex = 1;
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#include <linux/module.h>
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@ -748,14 +757,12 @@ static int disk_change(int drive)
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}
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#endif
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#ifdef DCL_DEBUG
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if (UDP->flags & FD_DEBUG) {
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DPRINT("checking disk change line for drive %d\n", drive);
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DPRINT("jiffies=%lu\n", jiffies);
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DPRINT("disk change line=%x\n", fd_inb(FD_DIR) & 0x80);
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DPRINT("flags=%lx\n", UDRS->flags);
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}
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#endif
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debug_dcl(UDP->flags,
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"checking disk change line for drive %d\n", drive);
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debug_dcl(UDP->flags, "jiffies=%lu\n", jiffies);
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debug_dcl(UDP->flags, "disk change line=%x\n", fd_inb(FD_DIR) & 0x80);
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debug_dcl(UDP->flags, "flags=%lx\n", UDRS->flags);
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if (UDP->flags & FD_BROKEN_DCL)
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return UTESTF(FD_DISK_CHANGED);
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if ((fd_inb(FD_DIR) ^ UDP->flags) & 0x80) {
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@ -804,10 +811,8 @@ static int set_dor(int fdc, char mask, char data)
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unit = olddor & 0x3;
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if (is_selected(olddor, unit) && !is_selected(newdor, unit)) {
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drive = REVDRIVE(fdc, unit);
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#ifdef DCL_DEBUG
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if (UDP->flags & FD_DEBUG)
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DPRINT("calling disk change from set_dor\n");
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#endif
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debug_dcl(UDP->flags,
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"calling disk change from set_dor\n");
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disk_change(drive);
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}
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FDCS->dor = newdor;
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@ -1020,10 +1025,7 @@ static void cancel_activity(void)
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* transfer */
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static void fd_watchdog(void)
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{
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG)
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DPRINT("calling disk change from watchdog\n");
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#endif
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debug_dcl(DP->flags, "calling disk change from watchdog\n");
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if (disk_change(current_drive)) {
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DPRINT("disk removed during i/o\n");
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@ -1582,12 +1584,9 @@ static void seek_interrupt(void)
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return;
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}
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if (DRS->track >= 0 && DRS->track != ST1 && !blind_seek) {
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG) {
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DPRINT("clearing NEWCHANGE flag because of effective seek\n");
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DPRINT("jiffies=%lu\n", jiffies);
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}
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#endif
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debug_dcl(DP->flags,
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"clearing NEWCHANGE flag because of effective seek\n");
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debug_dcl(DP->flags, "jiffies=%lu\n", jiffies);
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CLEARF(FD_DISK_NEWCHANGE); /* effective seek */
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DRS->select_date = jiffies;
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}
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@ -1607,12 +1606,9 @@ static void check_wp(void)
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}
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CLEARF(FD_VERIFY);
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CLEARF(FD_NEED_TWADDLE);
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG) {
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DPRINT("checking whether disk is write protected\n");
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DPRINT("wp=%x\n", ST3 & 0x40);
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}
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#endif
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debug_dcl(DP->flags,
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"checking whether disk is write protected\n");
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debug_dcl(DP->flags, "wp=%x\n", ST3 & 0x40);
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if (!(ST3 & 0x40))
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SETF(FD_DISK_WRITABLE);
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else
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@ -1626,10 +1622,7 @@ static void seek_floppy(void)
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blind_seek = 0;
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG)
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DPRINT("calling disk change from seek\n");
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#endif
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debug_dcl(DP->flags, "calling disk change from seek\n");
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if (!TESTF(FD_DISK_NEWCHANGE) &&
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disk_change(current_drive) && (raw_cmd->flags & FD_RAW_NEED_DISK)) {
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@ -1705,10 +1698,8 @@ static void recal_interrupt(void)
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* not to move at recalibration is to
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* be already at track 0.) Clear the
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* new change flag */
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG)
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DPRINT("clearing NEWCHANGE flag because of second recalibrate\n");
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#endif
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debug_dcl(DP->flags,
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"clearing NEWCHANGE flag because of second recalibrate\n");
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CLEARF(FD_DISK_NEWCHANGE);
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DRS->select_date = jiffies;
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@ -1968,10 +1959,7 @@ static void floppy_ready(void)
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if (fdc_dtr())
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return;
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG)
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DPRINT("calling disk change from floppy_ready\n");
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#endif
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debug_dcl(DP->flags, "calling disk change from floppy_ready\n");
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if (!(raw_cmd->flags & FD_RAW_NO_MOTOR) &&
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disk_change(current_drive) && !DP->select_delay)
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twaddle(); /* this clears the dcl on certain
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@ -2002,10 +1990,7 @@ static void floppy_start(void)
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reschedule_timeout(current_reqD, "floppy start", 0);
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scandrives();
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG)
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DPRINT("setting NEWCHANGE in floppy_start\n");
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#endif
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debug_dcl(DP->flags, "setting NEWCHANGE in floppy_start\n");
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SETF(FD_DISK_NEWCHANGE);
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floppy_ready();
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}
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@ -3024,10 +3009,7 @@ static int poll_drive(int interruptible, int flag)
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raw_cmd->track = 0;
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raw_cmd->cmd_count = 0;
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cont = &poll_cont;
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG)
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DPRINT("setting NEWCHANGE in poll_drive\n");
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#endif
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debug_dcl(DP->flags, "setting NEWCHANGE in poll_drive\n");
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SETF(FD_DISK_NEWCHANGE);
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WAIT(floppy_ready);
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return ret;
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@ -3290,10 +3272,7 @@ static int raw_cmd_ioctl(int cmd, void __user *param)
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raw_cmd = my_raw_cmd;
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cont = &raw_cmd_cont;
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ret = wait_til_done(floppy_start, 1);
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#ifdef DCL_DEBUG
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if (DP->flags & FD_DEBUG)
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DPRINT("calling disk change from raw_cmd ioctl\n");
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#endif
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debug_dcl(DP->flags, "calling disk change from raw_cmd ioctl\n");
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if (ret != -EINTR && FDCS->reset)
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ret = -EIO;
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