The patch titled
mxser/mxser_new: first pass over termios reporting for the mxser cards
has been added to the -mm tree. Its filename is
mxser-mxser_new-first-pass-over-termios-reporting-for-the.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: mxser/mxser_new: first pass over termios reporting for the mxser cards
From: Alan Cox <[EMAIL PROTECTED]>
Signed-off-by: Alan Cox <[EMAIL PROTECTED]>
Cc: Jiri Slaby <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/char/mxser.c | 27 +++++++++++++++++++--------
drivers/char/mxser_new.c | 16 +++++++++-------
2 files changed, 28 insertions(+), 15 deletions(-)
diff -puN
drivers/char/mxser.c~mxser-mxser_new-first-pass-over-termios-reporting-for-the
drivers/char/mxser.c
---
a/drivers/char/mxser.c~mxser-mxser_new-first-pass-over-termios-reporting-for-the
+++ a/drivers/char/mxser.c
@@ -1391,7 +1391,8 @@ static int mxser_ioctl(struct tty_struct
long baud;
if (get_user(baud, (long __user *)argp))
return -EFAULT;
- mxser_set_baud(info, baud);
+ if (mxser_set_baud(info, baud) == -1)
+ return -1;
return 0;
}
case MOXA_ASPP_GETBAUD:
@@ -2517,7 +2518,13 @@ static int mxser_change_speed(struct mxs
#endif
if (mxser_set_baud_method[info->port] == 0) {
baud = tty_get_baud_rate(info->tty);
- mxser_set_baud(info, baud);
+ if (mxser_set_baud(info, baud) == -1) {
+ /* Use previous rate on a failure */
+ if (old_termios) {
+ baud = tty_termios_baud_rate(old_termios);
+ tty_encode_baud_rate(info->tty, baud, baud);
+ }
+ }
}
/* byte size and parity */
@@ -2691,27 +2698,31 @@ static int mxser_set_baud(struct mxser_s
{
int quot = 0;
unsigned char cval;
- int ret = 0;
unsigned long flags;
+ unsigned int baud;
if (!info->tty || !info->tty->termios)
- return ret;
+ return -1;
if (!(info->base))
- return ret;
+ return -1;
if (newspd > info->MaxCanSetBaudRate)
- return 0;
+ return -1;
info->realbaud = newspd;
if (newspd == 134) {
quot = (2 * info->baud_base / 269);
+ tty_encode_baud_rate(info->tty, 134, 134);
} else if (newspd) {
quot = info->baud_base / newspd;
if (quot == 0)
quot = 1;
+ baud = info->baud_base / quot;
+ tty_encode_baud_rate(info->tty, baud, baud);
} else {
quot = 0;
+ tty_encode_baud_rate(info->tty, 0, 0);
}
info->timeout = ((info->xmit_fifo_size * HZ * 10 * quot) /
info->baud_base);
@@ -2727,7 +2738,7 @@ static int mxser_set_baud(struct mxser_s
info->MCR &= ~UART_MCR_DTR;
outb(info->MCR, info->base + UART_MCR);
spin_unlock_irqrestore(&info->slock, flags);
- return ret;
+ return 0;
}
cval = inb(info->base + UART_LCR);
@@ -2739,7 +2750,7 @@ static int mxser_set_baud(struct mxser_s
outb(cval, info->base + UART_LCR); /* reset DLAB */
- return ret;
+ return 0;
}
/*
diff -puN
drivers/char/mxser_new.c~mxser-mxser_new-first-pass-over-termios-reporting-for-the
drivers/char/mxser_new.c
---
a/drivers/char/mxser_new.c~mxser-mxser_new-first-pass-over-termios-reporting-for-the
+++ a/drivers/char/mxser_new.c
@@ -452,18 +452,17 @@ static int mxser_block_til_ready(struct
static int mxser_set_baud(struct mxser_port *info, long newspd)
{
unsigned int i;
- int quot = 0;
+ int quot = 0, baud;
unsigned char cval;
- int ret = 0;
if (!info->tty || !info->tty->termios)
- return ret;
+ return -1;
if (!(info->ioaddr))
- return ret;
+ return -1;
if (newspd > info->max_baud)
- return 0;
+ return -1;
info->realbaud = newspd;
for (i = 0; i < BAUD_TABLE_NO; i++)
@@ -476,10 +475,13 @@ static int mxser_set_baud(struct mxser_p
} else {
if (newspd == 134) {
quot = (2 * info->baud_base / 269);
+ tty_encode_baud_rate(info->tty, 134, 134);
} else if (newspd) {
quot = info->baud_base / newspd;
if (quot == 0)
quot = 1;
+ baud = info->baud_base/quot;
+ tty_encode_baud_rate(info->tty, baud, baud);
} else {
quot = 0;
}
@@ -494,7 +496,7 @@ static int mxser_set_baud(struct mxser_p
} else {
info->MCR &= ~UART_MCR_DTR;
outb(info->MCR, info->ioaddr + UART_MCR);
- return ret;
+ return 0;
}
cval = inb(info->ioaddr + UART_LCR);
@@ -518,7 +520,7 @@ static int mxser_set_baud(struct mxser_p
} else
SET_MOXA_MUST_ENUM_VALUE(info->ioaddr, 0);
- return ret;
+ return 0;
}
/*
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
termios-document-callback-more-clearly.patch
revert-keyspan-init-termios-properly.patch
git-arm.patch
git-libata-all.patch
pata_hpt37x-fix-outstanding-bug-reports-on-the-hpt374-and-37x-cable-detect-checkpatch-fixes.patch
libata-separate-out-ata_acpi_gtm_xfermask-from-pacpi_discover_modes.patch
libata-fix-ata_acpi_gtm_xfermask.patch
libata-implement-ata_timing_cycle2mode-and-use-it-in-libata-acpi-and-pata_acpi.patch
libata-reimplement-ata_acpi_cbl_80wire-using-ata_acpi_gtm_xfermask.patch
libata-add-ata_cbl_pata_ign.patch
pata_amd-update-mode-selection-for-nv-patas.patch
pata_pcmcia-minor-cleanups-and-support-for-dual-channel-cards.patch
git-netdev-all.patch
bluetooth-rfcomm-tty_close-before-destruct.patch
pcmcia-convert-some-internal-only-ioaddr_t-to-unsigned-int.patch
pcmcia-replace-kio_addr_t-with-unsigned-int-everywhere.patch
serial-keep-the-dtr-setting-for-serial-console.patch
git-scsi-rc-fixes.patch
initio-fix-conflict-when-loading-driver.patch
pata_amd-pata_via-de-couple-programming-of-pio-mwdma-and-udma-timings.patch
tty-add-the-new-termios2-ioctls-to-the-compatible.patch
geode-lists-are-subscriber-only.patch
tty-kill-tty_flipbuf_size.patch
drivers-edac-turnon-edac-device-error-logging.patch
drivers-edac-use-round_jiffies_relative.patch
drivers-edac-add-cell-xdr-memory-types.patch
drivers-edac-add-cell-mc-driver.patch
drivers-edac-i3000-code-tidying.patch
drivers-edac-i3000-replace-macros-with-functions.patch
drivers-edac-add-freescale-mpc85xx-driver.patch
drivers-edac-add-marvell-mv64x60-driver.patch
drivers-edac-add-marvell-mv64x60-driver-fix.patch
dz-clean-up-and-improve-the-setup-of-termios-settings.patch
char-rocket-switch-long-delay-to-sleep.patch
char-rocket-printk-cleanup.patch
char-char-serial-remove-serial_type_normal-redefines.patch
char-mxser_new-ioaddresses-are-ulong.patch
char-stallion-fix-compiler-warnings.patch
char-riscom8-change-rc_init_drivers-prototype.patch
mxser-mxser_new-first-pass-over-termios-reporting-for-the.patch
tty-let-architectures-override-the-user-kernel-macros.patch
tty-s390-support-for-termios2.patch
moxa-first-pass-at-termios-reporting.patch
n_tty-clean-up-old-code-to-follow-coding-style-and-mostly-checkpatch.patch
rocket-first-pass-at-termios-reporting.patch
rocket-dont-let-random-users-reset-the-controller.patch
tty_audit-fix-checkpatch-complaint.patch
tty_io-drag-screaming-into-coding-style-compliance.patch
tty_ioctl-drag-screaming-into-compliance-with-the-coding.patch
8250_early-coding-style.patch
8250_gsc-coding-style.patch
8250_hp300-coding-style.patch
8250_hub6-codding-style.patch
8250_pci-coding-style.patch
serial8250-coding-style.patch
8250-enable-rate-reporting-via-termios.patch
serial_core-bring-mostly-into-line-with-coding-style.patch
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