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Date: Mon, 14 Dec 2015 19:02:38 -0500
From: Sanidhya Solanki <jpage.lkml@...il.com>
To: Greg KH <gregkh@...uxfoundation.org>
Cc: Dan Carpenter <dan.carpenter@...cle.com>,
devel@...verdev.osuosl.org, lidza.louina@...il.com,
driverdev-devel@...uxdriverproject.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [PATCH 1/3] staging: dgnc: Patch includes the
checkpatch fixes
Patch contains the CamelCase fixes & Macro fixes that
checkpatch prompted for, as asked by the TODO.
Signed-off-by: Sanidhya Solanki <jpage.lkml@...il.com>
---
drivers/staging/dgnc/dgnc_driver.c | 56 ++++-----
drivers/staging/dgnc/dgnc_driver.h | 25 ++--
drivers/staging/dgnc/dgnc_mgmt.c | 28 ++---
drivers/staging/dgnc/dgnc_neo.c | 226 +++++++++++++++++--------------------
drivers/staging/dgnc/dgnc_sysfs.c | 134 +++++++++++++++++-----
drivers/staging/dgnc/dgnc_tty.c | 197 ++++++++++++++++----------------
drivers/staging/dgnc/digi.h | 20 ++--
7 files changed, 367 insertions(+), 319 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
index fc6d298..37fb8f9 100644
--- a/drivers/staging/dgnc/dgnc_driver.c
+++ b/drivers/staging/dgnc/dgnc_driver.c
@@ -48,7 +48,7 @@ static void dgnc_do_remap(struct dgnc_board *brd);
/*
* File operations permitted on Control/Management major.
*/
-static const struct file_operations dgnc_BoardFops = {
+static const struct file_operations dgnc_board_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = dgnc_mgmt_ioctl,
.open = dgnc_mgmt_open,
@@ -58,11 +58,11 @@ static const struct file_operations dgnc_BoardFops = {
/*
* Globals
*/
-uint dgnc_NumBoards;
-struct dgnc_board *dgnc_Board[MAXBOARDS];
+uint dgnc_num_boards;
+struct dgnc_board *dgnc_board[MAXBOARDS];
DEFINE_SPINLOCK(dgnc_global_lock);
DEFINE_SPINLOCK(dgnc_poll_lock); /* Poll scheduling lock */
-uint dgnc_Major;
+uint dgnc_major;
int dgnc_poll_tick = 20; /* Poll interval - 20 ms */
/*
@@ -92,7 +92,7 @@ struct board_id {
unsigned int is_pci_express;
};
-static struct board_id dgnc_Ids[] = {
+static struct board_id dgnc_ids[] = {
{ PCI_DEVICE_CLASSIC_4_PCI_NAME, 4, 0 },
{ PCI_DEVICE_CLASSIC_4_422_PCI_NAME, 4, 0 },
{ PCI_DEVICE_CLASSIC_8_PCI_NAME, 8, 0 },
@@ -144,19 +144,19 @@ static void dgnc_cleanup_module(void)
dgnc_remove_driver_sysfiles(&dgnc_driver);
- device_destroy(dgnc_class, MKDEV(dgnc_Major, 0));
+ device_destroy(dgnc_class, MKDEV(dgnc_major, 0));
class_destroy(dgnc_class);
- unregister_chrdev(dgnc_Major, "dgnc");
+ unregister_chrdev(dgnc_major, "dgnc");
- for (i = 0; i < dgnc_NumBoards; ++i) {
- dgnc_remove_ports_sysfiles(dgnc_Board[i]);
- dgnc_tty_uninit(dgnc_Board[i]);
- dgnc_cleanup_board(dgnc_Board[i]);
+ for (i = 0; i < dgnc_num_boards; ++i) {
+ dgnc_remove_ports_sysfiles(dgnc_board[i]);
+ dgnc_tty_uninit(dgnc_board[i]);
+ dgnc_cleanup_board(dgnc_board[i]);
}
dgnc_tty_post_uninit();
- if (dgnc_NumBoards)
+ if (dgnc_num_boards)
pci_unregister_driver(&dgnc_driver);
}
@@ -187,7 +187,7 @@ static int __init dgnc_init_module(void)
*/
if (rc < 0) {
/* Only unregister if it was actually registered. */
- if (dgnc_NumBoards)
+ if (dgnc_num_boards)
pci_unregister_driver(&dgnc_driver);
else
pr_warn("WARNING: dgnc driver load failed. No Digi Neo or Classic boards found.\n");
@@ -222,12 +222,12 @@ static int dgnc_start(void)
*
* Register management/dpa devices
*/
- rc = register_chrdev(0, "dgnc", &dgnc_BoardFops);
+ rc = register_chrdev(0, "dgnc", &dgnc_board_fops);
if (rc < 0) {
pr_err(DRVSTR ": Can't register dgnc driver device (%d)\n", rc);
return rc;
}
- dgnc_Major = rc;
+ dgnc_major = rc;
dgnc_class = class_create(THIS_MODULE, "dgnc_mgmt");
if (IS_ERR(dgnc_class)) {
@@ -237,7 +237,7 @@ static int dgnc_start(void)
}
dev = device_create(dgnc_class, NULL,
- MKDEV(dgnc_Major, 0),
+ MKDEV(dgnc_major, 0),
NULL, "dgnc_mgmt");
if (IS_ERR(dev)) {
rc = PTR_ERR(dev);
@@ -267,11 +267,11 @@ static int dgnc_start(void)
return 0;
failed_tty:
- device_destroy(dgnc_class, MKDEV(dgnc_Major, 0));
+ device_destroy(dgnc_class, MKDEV(dgnc_major, 0));
failed_device:
class_destroy(dgnc_class);
failed_class:
- unregister_chrdev(dgnc_Major, "dgnc");
+ unregister_chrdev(dgnc_major, "dgnc");
return rc;
}
@@ -288,7 +288,7 @@ static int dgnc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
} else {
rc = dgnc_found_board(pdev, ent->driver_data);
if (rc == 0)
- dgnc_NumBoards++;
+ dgnc_num_boards++;
}
return rc;
}
@@ -351,7 +351,7 @@ static void dgnc_cleanup_board(struct dgnc_board *brd)
}
}
- dgnc_Board[brd->boardnum] = NULL;
+ dgnc_board[brd->boardnum] = NULL;
kfree(brd);
}
@@ -370,8 +370,8 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
unsigned long flags;
/* get the board structure and prep it */
- dgnc_Board[dgnc_NumBoards] = kzalloc(sizeof(*brd), GFP_KERNEL);
- brd = dgnc_Board[dgnc_NumBoards];
+ dgnc_board[dgnc_num_boards] = kzalloc(sizeof(*brd), GFP_KERNEL);
+ brd = dgnc_board[dgnc_num_boards];
if (!brd)
return -ENOMEM;
@@ -387,15 +387,15 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
/* store the info for the board we've found */
brd->magic = DGNC_BOARD_MAGIC;
- brd->boardnum = dgnc_NumBoards;
+ brd->boardnum = dgnc_num_boards;
brd->vendor = dgnc_pci_tbl[id].vendor;
brd->device = dgnc_pci_tbl[id].device;
brd->pdev = pdev;
brd->pci_bus = pdev->bus->number;
brd->pci_slot = PCI_SLOT(pdev->devfn);
- brd->name = dgnc_Ids[id].name;
- brd->maxports = dgnc_Ids[id].maxports;
- if (dgnc_Ids[i].is_pci_express)
+ brd->name = dgnc_ids[id].name;
+ brd->maxports = dgnc_ids[id].maxports;
+ if (dgnc_ids[i].is_pci_express)
brd->bd_flags |= BD_IS_PCI_EXPRESS;
brd->dpastatus = BD_NOFEP;
init_waitqueue_head(&brd->state_wait);
@@ -647,8 +647,8 @@ static void dgnc_poll_handler(ulong dummy)
unsigned long new_time;
/* Go thru each board, kicking off a tasklet for each if needed */
- for (i = 0; i < dgnc_NumBoards; i++) {
- brd = dgnc_Board[i];
+ for (i = 0; i < dgnc_num_boards; i++) {
+ brd = dgnc_board[i];
spin_lock_irqsave(&brd->bd_lock, flags);
diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h
index e4be81b..7bed033 100644
--- a/drivers/staging/dgnc/dgnc_driver.h
+++ b/drivers/staging/dgnc/dgnc_driver.h
@@ -24,6 +24,7 @@
#include <linux/types.h>
#include <linux/tty.h>
#include <linux/interrupt.h>
+#include <linux/spinlock_types.h>
#include "digi.h" /* Digi specific ioctl header */
#include "dgnc_sysfs.h" /* Support for SYSFS */
@@ -202,18 +203,18 @@ struct dgnc_board {
* to our channels.
*/
- struct tty_driver SerialDriver;
- char SerialName[200];
- struct tty_driver PrintDriver;
- char PrintName[200];
+ struct tty_driver serial_driver;
+ char serial_name[200];
+ struct tty_driver print_driver;
+ char print_name[200];
- bool dgnc_Major_Serial_Registered;
- bool dgnc_Major_TransparentPrint_Registered;
+ bool dgnc_major_serial_registered;
+ bool dgnc_major_transparent_print_registered;
- uint dgnc_Serial_Major;
- uint dgnc_TransparentPrint_Major;
+ uint dgnc_serial_major;
+ uint dgnc_transparent_print_major;
- uint TtyRefCnt;
+ uint tty_ref_cnt;
u16 dpatype; /* The board "type",
* as defined by DPA
@@ -399,12 +400,12 @@ struct channel_t {
/*
* Our Global Variables.
*/
-extern uint dgnc_Major; /* Our driver/mgmt major */
+extern uint dgnc_major; /* Our driver/mgmt major */
extern int dgnc_poll_tick; /* Poll interval - 20 ms */
extern spinlock_t dgnc_global_lock; /* Driver global spinlock */
extern spinlock_t dgnc_poll_lock; /* Poll scheduling lock */
-extern uint dgnc_NumBoards; /* Total number of boards */
-extern struct dgnc_board *dgnc_Board[MAXBOARDS]; /* Array of board
+extern uint dgnc_num_boards; /* Total number of boards */
+extern struct dgnc_board *dgnc_board[MAXBOARDS]; /* Array of board
* structs
*/
diff --git a/drivers/staging/dgnc/dgnc_mgmt.c b/drivers/staging/dgnc/dgnc_mgmt.c
index 518fbd5..35a9295 100644
--- a/drivers/staging/dgnc/dgnc_mgmt.c
+++ b/drivers/staging/dgnc/dgnc_mgmt.c
@@ -111,7 +111,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
spin_lock_irqsave(&dgnc_global_lock, flags);
memset(&ddi, 0, sizeof(ddi));
- ddi.dinfo_nboards = dgnc_NumBoards;
+ ddi.dinfo_nboards = dgnc_num_boards;
sprintf(ddi.dinfo_version, "%s", DG_PART);
spin_unlock_irqrestore(&dgnc_global_lock, flags);
@@ -131,27 +131,27 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
if (copy_from_user(&brd, uarg, sizeof(int)))
return -EFAULT;
- if (brd < 0 || brd >= dgnc_NumBoards)
+ if (brd < 0 || brd >= dgnc_num_boards)
return -ENODEV;
memset(&di, 0, sizeof(di));
di.info_bdnum = brd;
- spin_lock_irqsave(&dgnc_Board[brd]->bd_lock, flags);
+ spin_lock_irqsave(&dgnc_board[brd]->bd_lock, flags);
- di.info_bdtype = dgnc_Board[brd]->dpatype;
- di.info_bdstate = dgnc_Board[brd]->dpastatus;
+ di.info_bdtype = dgnc_board[brd]->dpatype;
+ di.info_bdstate = dgnc_board[brd]->dpastatus;
di.info_ioport = 0;
- di.info_physaddr = (ulong)dgnc_Board[brd]->membase;
- di.info_physsize = (ulong)dgnc_Board[brd]->membase
- - dgnc_Board[brd]->membase_end;
- if (dgnc_Board[brd]->state != BOARD_FAILED)
- di.info_nports = dgnc_Board[brd]->nasync;
+ di.info_physaddr = (ulong)dgnc_board[brd]->membase;
+ di.info_physsize = (ulong)dgnc_board[brd]->membase
+ - dgnc_board[brd]->membase_end;
+ if (dgnc_board[brd]->state != BOARD_FAILED)
+ di.info_nports = dgnc_board[brd]->nasync;
else
di.info_nports = 0;
- spin_unlock_irqrestore(&dgnc_Board[brd]->bd_lock, flags);
+ spin_unlock_irqrestore(&dgnc_board[brd]->bd_lock, flags);
if (copy_to_user(uarg, &di, sizeof(di)))
return -EFAULT;
@@ -174,14 +174,14 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
channel = ni.channel;
/* Verify boundaries on board */
- if (board >= dgnc_NumBoards)
+ if (board >= dgnc_num_boards)
return -ENODEV;
/* Verify boundaries on channel */
- if (channel >= dgnc_Board[board]->nasync)
+ if (channel >= dgnc_board[board]->nasync)
return -ENODEV;
- ch = dgnc_Board[board]->channels[channel];
+ ch = dgnc_board[board]->channels[channel];
if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
return -ENODEV;
diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
index 2b94b75..fead81e 100644
--- a/drivers/staging/dgnc/dgnc_neo.c
+++ b/drivers/staging/dgnc/dgnc_neo.c
@@ -77,8 +77,8 @@ struct board_ops dgnc_neo_ops = {
.send_immediate_char = neo_send_immediate_char
};
-static uint dgnc_offset_table[8] = { 0x01, 0x02, 0x04, 0x08,
- 0x10, 0x20, 0x40, 0x80 };
+static uint dgnc_offset_table[8] = { 0x01, 0x02, 0x04,
+ 0x08, 0x10, 0x20, 0x40, 0x80 };
/*
* This function allows calls to ensure that all outstanding
@@ -111,7 +111,7 @@ static inline void neo_set_cts_flow_control(struct channel_t *ch)
efr &= ~UART_17158_EFR_IXON;
/* Why? Becuz Exar's spec says we have to
- * zero it out before setting it.
+ * zero it out before setting it
*/
writeb(0, &ch->ch_neo_uart->efr);
@@ -120,7 +120,7 @@ static inline void neo_set_cts_flow_control(struct channel_t *ch)
/* Turn on table D, with 8 char hi/low watermarks */
writeb((UART_17158_FCTR_TRGD | UART_17158_FCTR_RTS_4DELAY),
- &ch->ch_neo_uart->fctr);
+ &ch->ch_neo_uart->fctr);
/* Feed the UART our trigger levels */
writeb(8, &ch->ch_neo_uart->tfifo);
@@ -149,7 +149,7 @@ static inline void neo_set_rts_flow_control(struct channel_t *ch)
efr &= ~UART_17158_EFR_IXOFF;
/* Why? Becuz Exar's spec says we have to
- * zero it out before setting it.
+ * zero it out before setting it
*/
writeb(0, &ch->ch_neo_uart->efr);
@@ -157,7 +157,7 @@ static inline void neo_set_rts_flow_control(struct channel_t *ch)
writeb(efr, &ch->ch_neo_uart->efr);
writeb((UART_17158_FCTR_TRGD | UART_17158_FCTR_RTS_4DELAY),
- &ch->ch_neo_uart->fctr);
+ &ch->ch_neo_uart->fctr);
ch->ch_r_watermark = 4;
writeb(32, &ch->ch_neo_uart->rfifo);
@@ -189,7 +189,7 @@ static inline void neo_set_ixon_flow_control(struct channel_t *ch)
efr |= (UART_17158_EFR_ECB | UART_17158_EFR_IXON);
/* Why? Becuz Exar's spec says we have to
- * zero it out before setting it.
+ * zero it out before setting it
*/
writeb(0, &ch->ch_neo_uart->efr);
@@ -197,7 +197,7 @@ static inline void neo_set_ixon_flow_control(struct channel_t *ch)
writeb(efr, &ch->ch_neo_uart->efr);
writeb((UART_17158_FCTR_TRGD | UART_17158_FCTR_RTS_8DELAY),
- &ch->ch_neo_uart->fctr);
+ &ch->ch_neo_uart->fctr);
ch->ch_r_watermark = 4;
writeb(32, &ch->ch_neo_uart->rfifo);
@@ -229,7 +229,7 @@ static inline void neo_set_ixoff_flow_control(struct channel_t *ch)
efr |= (UART_17158_EFR_ECB | UART_17158_EFR_IXOFF);
/* Why? Becuz Exar's spec says we have to
- * zero it out before setting it.
+ * zero it out before setting it
*/
writeb(0, &ch->ch_neo_uart->efr);
@@ -238,7 +238,7 @@ static inline void neo_set_ixoff_flow_control(struct channel_t *ch)
/* Turn on table D, with 8 char hi/low watermarks */
writeb((UART_17158_FCTR_TRGD | UART_17158_FCTR_RTS_8DELAY),
- &ch->ch_neo_uart->fctr);
+ &ch->ch_neo_uart->fctr);
writeb(8, &ch->ch_neo_uart->tfifo);
ch->ch_t_tlevel = 8;
@@ -272,7 +272,7 @@ static inline void neo_set_no_input_flow_control(struct channel_t *ch)
efr &= ~(UART_17158_EFR_ECB | UART_17158_EFR_IXOFF);
/* Why? Becuz Exar's spec says we have to
- * zero it out before setting it.
+ * zero it out before setting it
*/
writeb(0, &ch->ch_neo_uart->efr);
@@ -281,7 +281,7 @@ static inline void neo_set_no_input_flow_control(struct channel_t *ch)
/* Turn on table D, with 8 char hi/low watermarks */
writeb((UART_17158_FCTR_TRGD | UART_17158_FCTR_RTS_8DELAY),
- &ch->ch_neo_uart->fctr);
+ &ch->ch_neo_uart->fctr);
ch->ch_r_watermark = 0;
@@ -312,7 +312,7 @@ static inline void neo_set_no_output_flow_control(struct channel_t *ch)
efr &= ~(UART_17158_EFR_ECB | UART_17158_EFR_IXON);
/* Why? Becuz Exar's spec says we have to
- * zero it out before setting it.
+ * zero it out before setting it
*/
writeb(0, &ch->ch_neo_uart->efr);
@@ -321,7 +321,7 @@ static inline void neo_set_no_output_flow_control(struct channel_t *ch)
/* Turn on table D, with 8 char hi/low watermarks */
writeb((UART_17158_FCTR_TRGD | UART_17158_FCTR_RTS_8DELAY),
- &ch->ch_neo_uart->fctr);
+ &ch->ch_neo_uart->fctr);
ch->ch_r_watermark = 0;
@@ -341,7 +341,7 @@ static inline void neo_set_new_start_stop_chars(struct channel_t *ch)
{
/* if hardware flow control is set, then skip this whole thing */
if (ch->ch_digi.digi_flags & (CTSPACE | RTSPACE) ||
- ch->ch_c_cflag & CRTSCTS)
+ ch->ch_c_cflag & CRTSCTS)
return;
/* Tell UART what start/stop chars it should be looking for */
@@ -372,7 +372,7 @@ static inline void neo_clear_break(struct channel_t *ch, int force)
/* Turn break off, and unset some variables */
if (ch->ch_flags & CH_BREAK_SENDING) {
if (time_after_eq(jiffies, ch->ch_stop_sending_break)
- || force) {
+ || force) {
unsigned char temp = readb(&ch->ch_neo_uart->lcr);
writeb((temp & ~UART_LCR_SBC), &ch->ch_neo_uart->lcr);
@@ -413,8 +413,8 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
break;
/*
- * Yank off the upper 2 bits, which just show
- * that the FIFO's are enabled.
+ * Yank off the upper 2 bits, which just show that
+ * the FIFO's are enabled.
*/
isr &= ~(UART_17158_IIR_FIFO_ENABLED);
@@ -424,9 +424,7 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
ch->ch_intr_rx++;
neo_copy_data_from_uart_to_queue(ch);
- /* Call our tty layer to enforce queue
- * flow control if needed.
- */
+ /* Call our tty layer to enforce queue flow control if needed. */
spin_lock_irqsave(&ch->ch_lock, flags);
dgnc_check_queue_flow_control(ch);
spin_unlock_irqrestore(&ch->ch_lock, flags);
@@ -447,8 +445,8 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
/*
* Since the UART detected either an XON or
- * XOFF match, we need to figure out which
- * one it was, so we can suspend or resume data flow.
+ * XOFF match, we need to figure out which one it
+ * was, so we can suspend or resume data flow.
*/
if (cause == UART_17158_XON_DETECT) {
/* Is output stopped right now, if so, resume it */
@@ -460,8 +458,7 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
flags);
}
} else if (cause == UART_17158_XOFF_DETECT) {
- if (!(brd->channels[port]->ch_flags &
- CH_STOP)) {
+ if (!(brd->channels[port]->ch_flags & CH_STOP)) {
spin_lock_irqsave(&ch->ch_lock,
flags);
ch->ch_flags |= CH_STOP;
@@ -473,9 +470,9 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
if (isr & UART_17158_IIR_HWFLOW_STATE_CHANGE) {
/*
- * If we get here, this means the hardware is
- * doing auto flow control. Check to see whether
- * RTS/DTR or CTS/DSR caused this interrupt.
+ * If we get here, this means the hardware is doing
+ * auto flow control. Check to see whether RTS/DTR or
+ * CTS/DSR caused this interrupt.
*/
brd->intr_modem++;
ch->ch_intr_modem++;
@@ -567,11 +564,10 @@ static inline void neo_parse_lsr(struct dgnc_board *brd, uint port)
if (linestatus & UART_LSR_OE) {
/*
- * Rx Oruns. Exar says that an orun will NOT
- * corrupt the FIFO. It will just replace the
- * holding register with this new data byte.
- * So basically just ignore this. Probably we
- * should eventually have an orun stat in our driver.
+ * Rx Oruns. Exar says that an orun will NOT corrupt
+ * the FIFO. It will just replace the holding register
+ * with this new data byte. So basically just ignore this.
+ * We should eventually have an orun stat in our driver.
*/
ch->ch_err_overrun++;
}
@@ -692,7 +688,7 @@ static void neo_param(struct tty_struct *tty)
};
/* Only use the TXPrint baud rate if the
- * terminal unit is NOT open.
+ * terminal unit is NOT open
*/
if (!(ch->ch_tun.un_flags & UN_ISOPEN) &&
(un->un_type == DGNC_PRINT))
@@ -708,8 +704,8 @@ static void neo_param(struct tty_struct *tty)
jindex = baud;
- if ((iindex >= 0) && (iindex < 4) && (jindex >= 0)
- && (jindex < 16))
+ if ((iindex >= 0) && (iindex < 4) && (jindex >= 0) &&
+ (jindex < 16))
baud = bauds[iindex][jindex];
else
baud = 0;
@@ -793,9 +789,8 @@ static void neo_param(struct tty_struct *tty)
ier &= ~(UART_IER_RDI | UART_IER_RLSI);
/*
- * Have the UART interrupt on modem signal changes
- * ONLY when we are in hardware flow control mode,
- * or CLOCAL/FORCEDCD is not set.
+ * Have the UART interrupt on modem signal changes ONLY when
+ * we are in hardware flow control mode, or CLOCAL/FORCEDCD is not set.
*/
if ((ch->ch_digi.digi_flags & CTSPACE) ||
(ch->ch_digi.digi_flags & RTSPACE) ||
@@ -818,7 +813,7 @@ static void neo_param(struct tty_struct *tty)
neo_set_cts_flow_control(ch);
} else if (ch->ch_c_iflag & IXON) {
/* If start/stop is set to disable, then we
- * should disable flow control.
+ * should disable flow control
*/
if ((ch->ch_startc == _POSIX_VDISABLE) ||
(ch->ch_stopc == _POSIX_VDISABLE))
@@ -832,8 +827,8 @@ static void neo_param(struct tty_struct *tty)
if (ch->ch_digi.digi_flags & RTSPACE || ch->ch_c_cflag & CRTSCTS) {
neo_set_rts_flow_control(ch);
} else if (ch->ch_c_iflag & IXOFF) {
- /* If start/stop is set to disable, then we should
- * disable flow control.
+ /* If start/stop is set to disable, then we
+ * should disable flow control
*/
if ((ch->ch_startc == _POSIX_VDISABLE) ||
(ch->ch_stopc == _POSIX_VDISABLE))
@@ -845,10 +840,9 @@ static void neo_param(struct tty_struct *tty)
}
/*
- * Adjust the RX FIFO Trigger level if baud is less
- * than 9600. Not exactly elegant, but this is needed
- * because of the Exar chip's delay on firing off the
- * RX FIFO interrupt on slower baud rates.
+ * Adjust the RX FIFO Trigger level if baud is less than 9600.
+ * Not exactly elegant, but this is needed because of the Exar chip's
+ * delay on firing off the RX FIFO interrupt on slower baud rates.
*/
if (baud < 9600) {
writeb(1, &ch->ch_neo_uart->rfifo);
@@ -883,14 +877,13 @@ static void neo_tasklet(unsigned long data)
spin_unlock_irqrestore(&bd->bd_lock, flags);
/*
- * Do NOT allow the interrupt routine to read the
- * intr registers. Until we release this lock.
+ * Do NOT allow the interrupt routine to read the intr registers
+ * Until we release this lock.
*/
spin_lock_irqsave(&bd->bd_intr_lock, flags);
/*
- * If board is ready, parse deeper to see if there is
- * anything to do.
+ * If board is ready, parse deeper to see if there is anything to do.
*/
if ((state == BOARD_READY) && (ports > 0)) {
/* Loop on each port */
@@ -975,19 +968,16 @@ static irqreturn_t neo_intr(int irq, void *voidbrd)
*/
uart_poll = readl(brd->re_map_membase + UART_17158_POLL_ADDR_OFFSET);
- /*
- * If 0, no interrupts pending.
- * This can happen if the IRQ is shared among a couple
- * Neo/Classic boards.
- */
+/*
+ * If 0, no interrupts pending.
+ * This can happen if the IRQ is shared among a couple Neo/Classic boards.
+ */
if (!uart_poll) {
spin_unlock_irqrestore(&brd->bd_intr_lock, flags);
return IRQ_NONE;
}
- /* At this point, we have at least SOMETHING to service,
- * dig further...
- */
+/* At this point, we have at least SOMETHING to service, dig further.*/
current_port = 0;
@@ -1028,9 +1018,7 @@ static irqreturn_t neo_intr(int irq, void *voidbrd)
ch = brd->channels[port];
neo_copy_data_from_uart_to_queue(ch);
- /* Call our tty layer to enforce queue flow
- * control if needed.
- */
+ /* Call our tty layer to enforce queue flow control if needed. */
spin_lock_irqsave(&ch->ch_lock, flags2);
dgnc_check_queue_flow_control(ch);
spin_unlock_irqrestore(&ch->ch_lock, flags2);
@@ -1045,20 +1033,19 @@ static irqreturn_t neo_intr(int irq, void *voidbrd)
continue;
case UART_17158_TXRDY:
- /*
- * TXRDY interrupt clears after reading ISR
- * register for the UART channel.
- */
+ /*
+ * TXRDY interrupt clears after reading ISR
+ * register for the UART channel.
+ */
- /*
- * Yes, this is odd...
- * Why would I check EVERY possibility of type
- * of interrupt, when we know its TXRDY???
- * Becuz for some reason, even tho we got triggered
- * for TXRDY, it seems to be occasionally wrong.
- * Instead of TX, which it should be, I was getting
- * things like RXDY too. Weird.
- */
+ /*
+ * Yes, this is odd...
+ * Why would I check EVERY possibility of type of
+ * interrupt, when we know its TXRDY???
+ * Becuz for some reason, even tho we got triggered for TXRDY,
+ * it seems to be occasionally wrong. Instead of TX, which
+ * it should be, I was getting things like RXDY too. Weird.
+ */
neo_parse_isr(brd, port);
continue;
@@ -1070,12 +1057,12 @@ static irqreturn_t neo_intr(int irq, void *voidbrd)
continue;
default:
- /*
- * The UART triggered us with a bogus interrupt type.
- * It appears the Exar chip, when REALLY bogged down,
- * will throw these once and awhile. Its harmless,
- * just ignore it and move on.
- */
+ /*
+ * The UART triggered us with a bogus interrupt type.
+ * It appears the Exar chip, when REALLY bogged down,
+ * will throw these once and awhile.
+ * Its harmless, just ignore it and move on.
+ */
continue;
}
}
@@ -1154,9 +1141,9 @@ static void neo_copy_data_from_uart_to_queue(struct channel_t *ch)
* On the other hand, if the UART IS in FIFO mode, then ask
* the UART to give us an approximation of data it has RX'ed.
*/
- if (!(ch->ch_flags & CH_FIFO_ENABLED))
+ if (!(ch->ch_flags & CH_FIFO_ENABLED)) {
total = 0;
- else {
+ } else {
total = readb(&ch->ch_neo_uart->rfifo);
/*
@@ -1273,7 +1260,7 @@ static void neo_copy_data_from_uart_to_queue(struct channel_t *ch)
*/
if (linestatus & (UART_LSR_THRE | UART_17158_TX_AND_FIFO_CLR)) {
linestatus &= ~(UART_LSR_THRE |
- UART_17158_TX_AND_FIFO_CLR);
+ UART_17158_TX_AND_FIFO_CLR);
ch->ch_flags |= (CH_TX_FIFO_EMPTY | CH_TX_FIFO_LWM);
}
@@ -1284,19 +1271,18 @@ static void neo_copy_data_from_uart_to_queue(struct channel_t *ch)
unsigned char discard;
linestatus = 0;
- memcpy_fromio(&discard,
- &ch->ch_neo_uart->txrxburst, 1);
+ memcpy_fromio(&discard, &ch->ch_neo_uart->txrxburst, 1);
continue;
}
/*
* If our queue is full, we have no choice but to
- * drop some data. The assumption is that HWFLOW
- * or SWFLOW should have stopped things way way
- * before we got to this point.
+ * drop some data. The assumption is that HWFLOW or
+ * SWFLOW should have stopped things way way before
+ * we got to this point.
*
- * I decided that I wanted to ditch the oldest data
- * first, I hope thats okay with everyone? Yes? Good.
+ * I decided that I wanted to ditch the oldest data first,
+ * I hope thats okay with everyone? Yes? Good.
*/
while (qleft < 1) {
tail = (tail + 1) & RQUEUEMASK;
@@ -1361,7 +1347,7 @@ static int neo_drain(struct tty_struct *tty, uint seconds)
* NOTE: TODO: Do something with time passed in.
*/
rc = wait_event_interruptible(un->un_flags_wait,
- ((un->un_flags & UN_EMPTY) == 0));
+ ((un->un_flags & UN_EMPTY) == 0));
/* If ret is non-zero, user ctrl-c'ed us */
return rc;
@@ -1385,9 +1371,7 @@ static void neo_flush_uart_write(struct channel_t *ch)
neo_pci_posting_flush(ch->ch_bd);
for (i = 0; i < 10; i++) {
- /* Check to see if the UART feels it completely
- * flushed the FIFO.
- */
+/* Check to see if the UART feels it completely flushed the FIFO. */
tmp = readb(&ch->ch_neo_uart->isr_fcr);
if (tmp & 4)
udelay(10);
@@ -1416,9 +1400,7 @@ static void neo_flush_uart_read(struct channel_t *ch)
neo_pci_posting_flush(ch->ch_bd);
for (i = 0; i < 10; i++) {
- /* Check to see if the UART feels it completely
- * flushed the FIFO.
- */
+/* Check to see if the UART feels it completely flushed the FIFO. */
tmp = readb(&ch->ch_neo_uart->isr_fcr);
if (tmp & 2)
udelay(10);
@@ -1462,11 +1444,11 @@ static void neo_copy_data_from_queue_to_uart(struct channel_t *ch)
if (ch->ch_cached_lsr & UART_LSR_THRE) {
ch->ch_cached_lsr &= ~(UART_LSR_THRE);
- /*
- * If RTS Toggle mode is on, turn on RTS now if
- * not already set, and make sure we get an event
- * when the data transfer has completed.
- */
+ /*
+ * If RTS Toggle mode is on, turn on RTS now if
+ * not already set, and make sure we get an event
+ * when the data transfer has completed.
+ */
if (ch->ch_digi.digi_flags & DIGI_RTS_TOGGLE) {
if (!(ch->ch_mostat & UART_MCR_RTS)) {
ch->ch_mostat |= (UART_MCR_RTS);
@@ -1474,11 +1456,11 @@ static void neo_copy_data_from_queue_to_uart(struct channel_t *ch)
}
ch->ch_tun.un_flags |= (UN_EMPTY);
}
- /*
- * If DTR Toggle mode is on, turn on DTR now if not
- * already set, and make sure we get an event when
- * the data transfer has completed.
- */
+ /*
+ * If DTR Toggle mode is on, turn on DTR now if not
+ * already set, and make sure we get an event when the
+ * data transfer has completed.
+ */
if (ch->ch_digi.digi_flags & DIGI_DTR_TOGGLE) {
if (!(ch->ch_mostat & UART_MCR_DTR)) {
ch->ch_mostat |= (UART_MCR_DTR);
@@ -1531,11 +1513,11 @@ static void neo_copy_data_from_queue_to_uart(struct channel_t *ch)
if (s <= 0)
break;
- /*
- * If RTS Toggle mode is on, turn on RTS now if not
- * already set, and make sure we get an event when
- * the data transfer has completed.
- */
+ /*
+ * If RTS Toggle mode is on, turn on RTS now if not
+ * already set, and make sure we get an event when
+ * the data transfer has completed.
+ */
if (ch->ch_digi.digi_flags & DIGI_RTS_TOGGLE) {
if (!(ch->ch_mostat & UART_MCR_RTS)) {
ch->ch_mostat |= (UART_MCR_RTS);
@@ -1544,11 +1526,11 @@ static void neo_copy_data_from_queue_to_uart(struct channel_t *ch)
ch->ch_tun.un_flags |= (UN_EMPTY);
}
- /*
- * If DTR Toggle mode is on, turn on DTR now if not
- * already set, and make sure we get an event when
- * the data transfer has completed.
- */
+ /*
+ * If DTR Toggle mode is on, turn on DTR now if not
+ * already set, and make sure we get an event when the
+ * data transfer has completed.
+ */
if (ch->ch_digi.digi_flags & DIGI_DTR_TOGGLE) {
if (!(ch->ch_mostat & UART_MCR_DTR)) {
ch->ch_mostat |= (UART_MCR_DTR);
@@ -1558,7 +1540,7 @@ static void neo_copy_data_from_queue_to_uart(struct channel_t *ch)
}
memcpy_toio(&ch->ch_neo_uart->txrxburst,
- ch->ch_wqueue + tail, s);
+ ch->ch_wqueue + tail, s);
/* Add and flip queue if needed */
tail = (tail + s) & WQUEUEMASK;
@@ -1611,9 +1593,7 @@ static void neo_parse_modem(struct channel_t *ch, unsigned char signals)
}
}
- /* Scrub off lower bits. They signify delta's,
- * which I don't care about.
- */
+ /* Scrub off lower bits. They signify deltas */
msignals &= 0xf0;
if (msignals & UART_MSR_DCD)
@@ -1793,7 +1773,7 @@ static void neo_send_immediate_char(struct channel_t *ch, unsigned char c)
}
static unsigned int neo_read_eeprom(unsigned char __iomem *base,
- unsigned int address)
+ unsigned int address)
{
unsigned int enable;
unsigned int bits;
@@ -1853,7 +1833,7 @@ static void neo_vpd(struct dgnc_board *brd)
if (((brd->vpd[0x08] != 0x82) /* long resource name tag */
&& (brd->vpd[0x10] != 0x82))
- /* long resource nametag (PCI-66 files)*/
+ /* long resource name tag (PCI-66 files)*/
|| (brd->vpd[0x7F] != 0x78)) { /* small resource end tag */
memset(brd->vpd, '\0', NEO_VPD_IMAGESIZE);
diff --git a/drivers/staging/dgnc/dgnc_sysfs.c b/drivers/staging/dgnc/dgnc_sysfs.c
index db7951f..76fca62 100644
--- a/drivers/staging/dgnc/dgnc_sysfs.c
+++ b/drivers/staging/dgnc/dgnc_sysfs.c
@@ -33,7 +33,7 @@ static DRIVER_ATTR(version, S_IRUSR, dgnc_driver_version_show, NULL);
static ssize_t dgnc_driver_boards_show(struct device_driver *ddp, char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%d\n", dgnc_NumBoards);
+ return snprintf(buf, PAGE_SIZE, "%d\n", dgnc_num_boards);
}
static DRIVER_ATTR(boards, S_IRUSR, dgnc_driver_boards_show, NULL);
@@ -91,18 +91,6 @@ void dgnc_remove_driver_sysfiles(struct pci_driver *dgnc_driver)
driver_remove_file(driverfs, &driver_attr_pollrate);
}
-#define DGNC_VERIFY_BOARD(p, bd) \
- do { \
- if (!p) \
- return 0; \
- \
- bd = dev_get_drvdata(p); \
- if (!bd || bd->magic != DGNC_BOARD_MAGIC) \
- return 0; \
- if (bd->state != BOARD_READY) \
- return 0; \
- } while (0)
-
static ssize_t dgnc_vpd_show(struct device *p, struct device_attribute *attr,
char *buf)
{
@@ -110,7 +98,14 @@ static ssize_t dgnc_vpd_show(struct device *p, struct device_attribute *attr,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
count += sprintf(buf + count,
"\n 0 1 2 3 4 5 6 7 8 9 A B C D E F");
@@ -131,7 +126,14 @@ static ssize_t dgnc_serial_number_show(struct device *p,
struct dgnc_board *bd;
int count = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
if (bd->serial_num[0] == '\0')
count += sprintf(buf + count, "<UNKNOWN>\n");
@@ -149,7 +151,14 @@ static ssize_t dgnc_ports_state_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count,
@@ -167,7 +176,14 @@ static ssize_t dgnc_ports_baud_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count,
@@ -186,7 +202,14 @@ static ssize_t dgnc_ports_msignals_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
if (bd->channels[i]->ch_open_count) {
@@ -194,17 +217,17 @@ static ssize_t dgnc_ports_msignals_show(struct device *p,
"%d %s %s %s %s %s %s\n",
bd->channels[i]->ch_portnum,
(bd->channels[i]->ch_mostat & UART_MCR_RTS)
- ? "RTS" : "",
+ ? "RTS" : "",
(bd->channels[i]->ch_mistat & UART_MSR_CTS)
- ? "CTS" : "",
+ ? "CTS" : "",
(bd->channels[i]->ch_mostat & UART_MCR_DTR)
- ? "DTR" : "",
+ ? "DTR" : "",
(bd->channels[i]->ch_mistat & UART_MSR_DSR)
- ? "DSR" : "",
+ ? "DSR" : "",
(bd->channels[i]->ch_mistat & UART_MSR_DCD)
- ? "DCD" : "",
+ ? "DCD" : "",
(bd->channels[i]->ch_mistat & UART_MSR_RI)
- ? "RI" : "");
+ ? "RI" : "");
} else {
count += snprintf(buf + count, PAGE_SIZE - count,
"%d\n", bd->channels[i]->ch_portnum);
@@ -221,7 +244,14 @@ static ssize_t dgnc_ports_iflag_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count, "%d %x\n",
@@ -239,7 +269,14 @@ static ssize_t dgnc_ports_cflag_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count, "%d %x\n",
@@ -257,7 +294,14 @@ static ssize_t dgnc_ports_oflag_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count, "%d %x\n",
@@ -275,7 +319,14 @@ static ssize_t dgnc_ports_lflag_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count, "%d %x\n",
@@ -294,7 +345,14 @@ static ssize_t dgnc_ports_digi_flag_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count, "%d %x\n",
@@ -312,7 +370,14 @@ static ssize_t dgnc_ports_rxcount_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count, "%d %ld\n",
@@ -330,7 +395,14 @@ static ssize_t dgnc_ports_txcount_show(struct device *p,
int count = 0;
int i = 0;
- DGNC_VERIFY_BOARD(p, bd);
+ if (!p)
+ return 0;
+
+ bd = dev_get_drvdata(p);
+ if (!bd || bd->magic != DGNC_BOARD_MAGIC)
+ return 0;
+ if (bd->state != BOARD_READY)
+ return 0;
for (i = 0; i < bd->nasync; i++) {
count += snprintf(buf + count, PAGE_SIZE - count, "%d %ld\n",
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index d07e168..53976c0 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -45,8 +45,8 @@
/*
* internal variables
*/
-static struct dgnc_board *dgnc_BoardsByMajor[256];
-static unsigned char *dgnc_TmpWriteBuf;
+static struct dgnc_board *dgnc_boards_by_major[256];
+static unsigned char *dgnc_tmp_write_buf;
/*
* Default transparent print information.
@@ -70,7 +70,7 @@ static struct digi_t dgnc_digi_init = {
* This defines a raw port at 9600 baud, 8 data bits, no parity,
* 1 stop bit.
*/
-static struct ktermios DgncDefaultTermios = {
+static struct ktermios dgnc_default_termios = {
.c_iflag = (DEFAULT_IFLAGS), /* iflags */
.c_oflag = (DEFAULT_OFLAGS), /* oflags */
.c_cflag = (DEFAULT_CFLAGS), /* cflags */
@@ -161,9 +161,9 @@ int dgnc_tty_preinit(void)
* is only called during module load, (not in interrupt context),
* and with no locks held.
*/
- dgnc_TmpWriteBuf = kmalloc(WRITEBUFLEN, GFP_KERNEL);
+ dgnc_tmp_write_buf = kmalloc(WRITEBUFLEN, GFP_KERNEL);
- if (!dgnc_TmpWriteBuf)
+ if (!dgnc_tmp_write_buf)
return -ENOMEM;
return 0;
@@ -178,20 +178,21 @@ int dgnc_tty_register(struct dgnc_board *brd)
{
int rc = 0;
- brd->SerialDriver.magic = TTY_DRIVER_MAGIC;
-
- snprintf(brd->SerialName, MAXTTYNAMELEN, "tty_dgnc_%d_", brd->boardnum);
-
- brd->SerialDriver.name = brd->SerialName;
- brd->SerialDriver.name_base = 0;
- brd->SerialDriver.major = 0;
- brd->SerialDriver.minor_start = 0;
- brd->SerialDriver.num = brd->maxports;
- brd->SerialDriver.type = TTY_DRIVER_TYPE_SERIAL;
- brd->SerialDriver.subtype = SERIAL_TYPE_NORMAL;
- brd->SerialDriver.init_termios = DgncDefaultTermios;
- brd->SerialDriver.driver_name = DRVSTR;
- brd->SerialDriver.flags = (TTY_DRIVER_REAL_RAW |
+ brd->serial_driver.magic = TTY_DRIVER_MAGIC;
+
+ snprintf(brd->serial_name, MAXTTYNAMELEN,
+ "tty_dgnc_%d_", brd->boardnum);
+
+ brd->serial_driver.name = brd->serial_name;
+ brd->serial_driver.name_base = 0;
+ brd->serial_driver.major = 0;
+ brd->serial_driver.minor_start = 0;
+ brd->serial_driver.num = brd->maxports;
+ brd->serial_driver.type = TTY_DRIVER_TYPE_SERIAL;
+ brd->serial_driver.subtype = SERIAL_TYPE_NORMAL;
+ brd->serial_driver.init_termios = dgnc_default_termios;
+ brd->serial_driver.driver_name = DRVSTR;
+ brd->serial_driver.flags = (TTY_DRIVER_REAL_RAW |
TTY_DRIVER_DYNAMIC_DEV |
TTY_DRIVER_HARDWARE_BREAK);
@@ -199,34 +200,34 @@ int dgnc_tty_register(struct dgnc_board *brd)
* The kernel wants space to store pointers to
* tty_struct's and termios's.
*/
- brd->SerialDriver.ttys = kcalloc(brd->maxports,
- sizeof(*brd->SerialDriver.ttys),
+ brd->serial_driver.ttys = kcalloc(brd->maxports,
+ sizeof(*brd->serial_driver.ttys),
GFP_KERNEL);
- if (!brd->SerialDriver.ttys)
+ if (!brd->serial_driver.ttys)
return -ENOMEM;
- kref_init(&brd->SerialDriver.kref);
- brd->SerialDriver.termios = kcalloc(brd->maxports,
- sizeof(*brd->SerialDriver.termios),
+ kref_init(&brd->serial_driver.kref);
+ brd->serial_driver.termios = kcalloc(brd->maxports,
+ sizeof(*brd->serial_driver.termios),
GFP_KERNEL);
- if (!brd->SerialDriver.termios)
+ if (!brd->serial_driver.termios)
return -ENOMEM;
/*
* Entry points for driver. Called by the kernel from
* tty_io.c and n_tty.c.
*/
- tty_set_operations(&brd->SerialDriver, &dgnc_tty_ops);
+ tty_set_operations(&brd->serial_driver, &dgnc_tty_ops);
- if (!brd->dgnc_Major_Serial_Registered) {
+ if (!brd->dgnc_major_serial_registered) {
/* Register tty devices */
- rc = tty_register_driver(&brd->SerialDriver);
+ rc = tty_register_driver(&brd->serial_driver);
if (rc < 0) {
dev_dbg(&brd->pdev->dev,
"Can't register tty device (%d)\n", rc);
return rc;
}
- brd->dgnc_Major_Serial_Registered = true;
+ brd->dgnc_major_serial_registered = true;
}
/*
@@ -234,19 +235,19 @@ int dgnc_tty_register(struct dgnc_board *brd)
* again, separately so we don't get the LD confused about what major
* we are when we get into the dgnc_tty_open() routine.
*/
- brd->PrintDriver.magic = TTY_DRIVER_MAGIC;
- snprintf(brd->PrintName, MAXTTYNAMELEN, "pr_dgnc_%d_", brd->boardnum);
-
- brd->PrintDriver.name = brd->PrintName;
- brd->PrintDriver.name_base = 0;
- brd->PrintDriver.major = brd->SerialDriver.major;
- brd->PrintDriver.minor_start = 0x80;
- brd->PrintDriver.num = brd->maxports;
- brd->PrintDriver.type = TTY_DRIVER_TYPE_SERIAL;
- brd->PrintDriver.subtype = SERIAL_TYPE_NORMAL;
- brd->PrintDriver.init_termios = DgncDefaultTermios;
- brd->PrintDriver.driver_name = DRVSTR;
- brd->PrintDriver.flags = (TTY_DRIVER_REAL_RAW |
+ brd->print_driver.magic = TTY_DRIVER_MAGIC;
+ snprintf(brd->print_name, MAXTTYNAMELEN, "pr_dgnc_%d_", brd->boardnum);
+
+ brd->print_driver.name = brd->print_name;
+ brd->print_driver.name_base = 0;
+ brd->print_driver.major = brd->serial_driver.major;
+ brd->print_driver.minor_start = 0x80;
+ brd->print_driver.num = brd->maxports;
+ brd->print_driver.type = TTY_DRIVER_TYPE_SERIAL;
+ brd->print_driver.subtype = SERIAL_TYPE_NORMAL;
+ brd->print_driver.init_termios = dgnc_default_termios;
+ brd->print_driver.driver_name = DRVSTR;
+ brd->print_driver.flags = (TTY_DRIVER_REAL_RAW |
TTY_DRIVER_DYNAMIC_DEV |
TTY_DRIVER_HARDWARE_BREAK);
@@ -255,39 +256,39 @@ int dgnc_tty_register(struct dgnc_board *brd)
* tty_struct's and termios's. Must be separated from
* the Serial Driver so we don't get confused
*/
- brd->PrintDriver.ttys = kcalloc(brd->maxports,
- sizeof(*brd->PrintDriver.ttys),
+ brd->print_driver.ttys = kcalloc(brd->maxports,
+ sizeof(*brd->print_driver.ttys),
GFP_KERNEL);
- if (!brd->PrintDriver.ttys)
+ if (!brd->print_driver.ttys)
return -ENOMEM;
- kref_init(&brd->PrintDriver.kref);
- brd->PrintDriver.termios = kcalloc(brd->maxports,
- sizeof(*brd->PrintDriver.termios),
+ kref_init(&brd->print_driver.kref);
+ brd->print_driver.termios = kcalloc(brd->maxports,
+ sizeof(*brd->print_driver.termios),
GFP_KERNEL);
- if (!brd->PrintDriver.termios)
+ if (!brd->print_driver.termios)
return -ENOMEM;
/*
* Entry points for driver. Called by the kernel from
* tty_io.c and n_tty.c.
*/
- tty_set_operations(&brd->PrintDriver, &dgnc_tty_ops);
+ tty_set_operations(&brd->print_driver, &dgnc_tty_ops);
- if (!brd->dgnc_Major_TransparentPrint_Registered) {
+ if (!brd->dgnc_major_transparent_print_registered) {
/* Register Transparent Print devices */
- rc = tty_register_driver(&brd->PrintDriver);
+ rc = tty_register_driver(&brd->print_driver);
if (rc < 0) {
dev_dbg(&brd->pdev->dev,
"Can't register Transparent Print device(%d)\n",
rc);
return rc;
}
- brd->dgnc_Major_TransparentPrint_Registered = true;
+ brd->dgnc_major_transparent_print_registered = true;
}
- dgnc_BoardsByMajor[brd->SerialDriver.major] = brd;
- brd->dgnc_Serial_Major = brd->SerialDriver.major;
- brd->dgnc_TransparentPrint_Major = brd->PrintDriver.major;
+ dgnc_boards_by_major[brd->serial_driver.major] = brd;
+ brd->dgnc_serial_major = brd->serial_driver.major;
+ brd->dgnc_transparent_print_major = brd->print_driver.major;
return rc;
}
@@ -364,12 +365,12 @@ int dgnc_tty_init(struct dgnc_board *brd)
{
struct device *classp;
- classp = tty_register_device(&brd->SerialDriver, i,
+ classp = tty_register_device(&brd->serial_driver, i,
&ch->ch_bd->pdev->dev);
ch->ch_tun.un_sysfs = classp;
dgnc_create_tty_sysfs(&ch->ch_tun, classp);
- classp = tty_register_device(&brd->PrintDriver, i,
+ classp = tty_register_device(&brd->print_driver, i,
&ch->ch_bd->pdev->dev);
ch->ch_pun.un_sysfs = classp;
dgnc_create_tty_sysfs(&ch->ch_pun, classp);
@@ -393,8 +394,8 @@ err_free_channels:
*/
void dgnc_tty_post_uninit(void)
{
- kfree(dgnc_TmpWriteBuf);
- dgnc_TmpWriteBuf = NULL;
+ kfree(dgnc_tmp_write_buf);
+ dgnc_tmp_write_buf = NULL;
}
/*
@@ -407,43 +408,43 @@ void dgnc_tty_uninit(struct dgnc_board *brd)
{
int i = 0;
- if (brd->dgnc_Major_Serial_Registered) {
- dgnc_BoardsByMajor[brd->SerialDriver.major] = NULL;
- brd->dgnc_Serial_Major = 0;
+ if (brd->dgnc_major_serial_registered) {
+ dgnc_boards_by_major[brd->serial_driver.major] = NULL;
+ brd->dgnc_serial_major = 0;
for (i = 0; i < brd->nasync; i++) {
if (brd->channels[i])
dgnc_remove_tty_sysfs(brd->channels[i]->
ch_tun.un_sysfs);
- tty_unregister_device(&brd->SerialDriver, i);
+ tty_unregister_device(&brd->serial_driver, i);
}
- tty_unregister_driver(&brd->SerialDriver);
- brd->dgnc_Major_Serial_Registered = false;
+ tty_unregister_driver(&brd->serial_driver);
+ brd->dgnc_major_serial_registered = false;
}
- if (brd->dgnc_Major_TransparentPrint_Registered) {
- dgnc_BoardsByMajor[brd->PrintDriver.major] = NULL;
- brd->dgnc_TransparentPrint_Major = 0;
+ if (brd->dgnc_major_transparent_print_registered) {
+ dgnc_boards_by_major[brd->print_driver.major] = NULL;
+ brd->dgnc_transparent_print_major = 0;
for (i = 0; i < brd->nasync; i++) {
if (brd->channels[i])
dgnc_remove_tty_sysfs(brd->channels[i]->
ch_pun.un_sysfs);
- tty_unregister_device(&brd->PrintDriver, i);
+ tty_unregister_device(&brd->print_driver, i);
}
- tty_unregister_driver(&brd->PrintDriver);
- brd->dgnc_Major_TransparentPrint_Registered = false;
+ tty_unregister_driver(&brd->print_driver);
+ brd->dgnc_major_transparent_print_registered = false;
}
- kfree(brd->SerialDriver.ttys);
- brd->SerialDriver.ttys = NULL;
- kfree(brd->SerialDriver.termios);
- brd->SerialDriver.termios = NULL;
- kfree(brd->PrintDriver.ttys);
- brd->PrintDriver.ttys = NULL;
- kfree(brd->PrintDriver.termios);
- brd->PrintDriver.termios = NULL;
+ kfree(brd->serial_driver.ttys);
+ brd->serial_driver.ttys = NULL;
+ kfree(brd->serial_driver.termios);
+ brd->serial_driver.termios = NULL;
+ kfree(brd->print_driver.ttys);
+ brd->print_driver.ttys = NULL;
+ kfree(brd->print_driver.termios);
+ brd->print_driver.termios = NULL;
}
-/*==================================================================
+/*=======================================================================
*
* dgnc_wmove - Write data to transmit queue.
*
@@ -451,7 +452,7 @@ void dgnc_tty_uninit(struct dgnc_board *brd)
* buf - Pointer to characters to be moved.
* n - Number of characters to move.
*
- *==================================================================
+ *=======================================================================
*/
static void dgnc_wmove(struct channel_t *ch, char *buf, uint n)
{
@@ -490,13 +491,13 @@ static void dgnc_wmove(struct channel_t *ch, char *buf, uint n)
ch->ch_w_head = head;
}
-/*================================================================
+/*==================================================================
*
* dgnc_input - Process received data.
*
* ch - Pointer to channel structure.
*
- *================================================================
+ *==================================================================
*/
void dgnc_input(struct channel_t *ch)
{
@@ -938,8 +939,7 @@ void dgnc_wakeup_writes(struct channel_t *ch)
if ((ch->ch_tun.un_tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
ch->ch_tun.un_tty->ldisc->ops->write_wakeup) {
spin_unlock_irqrestore(&ch->ch_lock, flags);
- ch->ch_tun.un_tty->ldisc->ops->write_wakeup
- (ch->ch_tun.un_tty);
+ ch->ch_tun.un_tty->ldisc->ops->write_wakeup(ch->ch_tun.un_tty);
spin_lock_irqsave(&ch->ch_lock, flags);
}
@@ -959,8 +959,7 @@ void dgnc_wakeup_writes(struct channel_t *ch)
* the queue and UART is empty, keep RTS low.
*/
if (ch->ch_digi.digi_flags & DIGI_RTS_TOGGLE) {
- ch->ch_mostat &=
- ~(UART_MCR_RTS);
+ ch->ch_mostat &= ~(UART_MCR_RTS);
ch->ch_bd->bd_ops->assert_modem_signals(ch);
}
@@ -970,8 +969,7 @@ void dgnc_wakeup_writes(struct channel_t *ch)
*/
if (ch->ch_digi.digi_flags & DIGI_DTR_TOGGLE) {
ch->ch_mostat &= ~(UART_MCR_DTR);
- ch->ch_bd->bd_ops->
- assert_modem_signals(ch);
+ ch->ch_bd->bd_ops->assert_modem_signals(ch);
}
}
}
@@ -983,8 +981,7 @@ void dgnc_wakeup_writes(struct channel_t *ch)
if ((ch->ch_pun.un_tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
ch->ch_pun.un_tty->ldisc->ops->write_wakeup) {
spin_unlock_irqrestore(&ch->ch_lock, flags);
- ch->ch_pun.un_tty->ldisc->ops->write_wakeup
- (ch->ch_pun.un_tty);
+ ch->ch_pun.un_tty->ldisc->ops->write_wakeup(ch->ch_pun.un_tty);
spin_lock_irqsave(&ch->ch_lock, flags);
}
@@ -1035,7 +1032,7 @@ static int dgnc_tty_open(struct tty_struct *tty, struct file *file)
return -ENXIO;
/* Get board pointer from our array of majors we have allocated */
- brd = dgnc_BoardsByMajor[major];
+ brd = dgnc_boards_by_major[major];
if (!brd)
return -ENXIO;
@@ -1625,7 +1622,7 @@ static int dgnc_tty_write_room(struct tty_struct *tty)
int ret = 0;
unsigned long flags;
- if (!tty || !dgnc_TmpWriteBuf)
+ if (!tty || !dgnc_tmp_write_buf)
return 0;
un = tty->driver_data;
@@ -1704,7 +1701,7 @@ static int dgnc_tty_write(struct tty_struct *tty,
ushort tmask;
uint remain;
- if (!tty || !dgnc_TmpWriteBuf)
+ if (!tty || !dgnc_tmp_write_buf)
return 0;
un = tty->driver_data;
@@ -2726,15 +2723,13 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
if (ch->ch_tun.un_flags & (UN_LOW | UN_EMPTY)) {
ch->ch_tun.un_flags &=
~(UN_LOW | UN_EMPTY);
- wake_up_interruptible
- (&ch->ch_tun.un_flags_wait);
+ wake_up_interruptible(&ch->ch_tun.un_flags_wait);
}
if (ch->ch_pun.un_flags & (UN_LOW | UN_EMPTY)) {
ch->ch_pun.un_flags &=
~(UN_LOW | UN_EMPTY);
- wake_up_interruptible
- (&ch->ch_pun.un_flags_wait);
+ wake_up_interruptible(&ch->ch_pun.un_flags_wait);
}
}
}
@@ -2965,7 +2960,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
* Figure out how much data the RealPort Server believes should
* be in our TX queue.
*/
- tdist = (buf.tIn - buf.tOut) & 0xffff;
+ tdist = (buf.t_in - buf.t_out) & 0xffff;
/*
* If we have more data than the RealPort Server believes we
diff --git a/drivers/staging/dgnc/digi.h b/drivers/staging/dgnc/digi.h
index e202aac..701312f 100644
--- a/drivers/staging/dgnc/digi.h
+++ b/drivers/staging/dgnc/digi.h
@@ -40,10 +40,10 @@
#define TIOCMBIS (('d' << 8) | 255) /* set modem ctrl state */
#endif
-#define DIGI_GETA (('e' << 8) | 94) /* Read params*/
-#define DIGI_SETA (('e' << 8) | 95) /* Set params*/
-#define DIGI_SETAW (('e' << 8) | 96) /* Drain & set params*/
-#define DIGI_SETAF (('e' << 8) | 97) /* Drain, flush & set params*/
+#define DIGI_GETA (('e' << 8) | 94) /* Read params */
+#define DIGI_SETA (('e' << 8) | 95) /* Set params */
+#define DIGI_SETAW (('e' << 8) | 96) /* Drain & set params */
+#define DIGI_SETAF (('e' << 8) | 97) /* Drain, flush & set params */
#define DIGI_GET_NI_INFO (('d' << 8) | 250) /* Non-intelligent state info */
#define DIGI_LOOPBACK (('d' << 8) | 252) /*
* Enable/disable UART
@@ -94,10 +94,10 @@ struct digi_dinfo {
************************************************************************/
struct digi_info {
unsigned int info_bdnum; /* Board number (0 based) */
- unsigned int info_ioport; /* io port address */
- unsigned int info_physaddr; /* memory address */
- unsigned int info_physsize; /* Size of host mem window */
- unsigned int info_memsize; /* Amount of dual-port mem */
+ unsigned int info_ioport; /* io port address */
+ unsigned int info_physaddr; /* memory address */
+ unsigned int info_physsize; /* Size of host mem window */
+ unsigned int info_memsize; /* Amount of dual-port mem */
/* on board */
unsigned short info_bdtype; /* Board type */
unsigned short info_nports; /* number of ports */
@@ -109,8 +109,8 @@ struct digi_info {
struct digi_getbuffer /* Struct for holding buffer use counts */
{
- unsigned long tIn;
- unsigned long tOut;
+ unsigned long t_in;
+ unsigned long t_out;
unsigned long rxbuf;
unsigned long txbuf;
unsigned long txdone;
--
2.5.0
--
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