2015-11-13 11:18:52

by Nizam Haider

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Subject: [PATCH 1/2] Staging: dgnc: dgnc_neo.c: usleep_range is preferred over udelay

removed heckpatch warning

Signed-off-by: Nizam Haider <[email protected]>
---
drivers/staging/dgnc/dgnc_neo.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
index 8106f52..cf5bfc7 100644
--- a/drivers/staging/dgnc/dgnc_neo.c
+++ b/drivers/staging/dgnc/dgnc_neo.c
@@ -1335,7 +1335,7 @@ static void neo_flush_uart_write(struct channel_t *ch)
/* 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);
+ usleep_range(10, 50);
else
break;
}
@@ -1363,7 +1363,7 @@ static void neo_flush_uart_read(struct channel_t *ch)
/* 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);
+ usleep_range(10, 50);
else
break;
}
@@ -1588,7 +1588,7 @@ static void neo_assert_modem_signals(struct channel_t *ch)
neo_pci_posting_flush(ch->ch_bd);

/* Give time for the UART to actually raise/drop the signals */
- udelay(10);
+ usleep_range(10, 50);
}

static void neo_send_start_character(struct channel_t *ch)
@@ -1600,7 +1600,7 @@ static void neo_send_start_character(struct channel_t *ch)
ch->ch_xon_sends++;
writeb(ch->ch_startc, &ch->ch_neo_uart->txrx);
neo_pci_posting_flush(ch->ch_bd);
- udelay(10);
+ usleep_range(10, 50);
}
}

@@ -1613,7 +1613,7 @@ static void neo_send_stop_character(struct channel_t *ch)
ch->ch_xoff_sends++;
writeb(ch->ch_stopc, &ch->ch_neo_uart->txrx);
neo_pci_posting_flush(ch->ch_bd);
- udelay(10);
+ usleep_range(10, 50);
}
}

--
1.8.1.4


2015-11-13 11:19:23

by Nizam Haider

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Subject: [PATCH 2/2] Staging: dgnc: dgnc_neo.c: checkpatch cleanup

This patch fixes several warning during checkpatch

355: CHECK: Logical continuations should be on the previous line
1111: CHECK: braces {} should be used on all arms of this statement
1631: CHECK: spaces preferred around that '|' (ctx:VxV)
1782: CHECK: spaces preferred around that '*' (ctx:VxV)
1783: CHECK: spaces preferred around that '*' (ctx:VxV)
1783: CHECK: spaces preferred around that '+' (ctx:VxV)
1787: CHECK: Logical continuations should be on the previous line
1788: CHECK: Logical continuations should be on the previous line

Signed-off-by: Nizam Haider <[email protected]>
---
drivers/staging/dgnc/dgnc_neo.c | 21 +++++++++++----------
1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
index cf5bfc7..f7d83d3 100644
--- a/drivers/staging/dgnc/dgnc_neo.c
+++ b/drivers/staging/dgnc/dgnc_neo.c
@@ -351,8 +351,8 @@ 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) {
+ if (time_after_eq(jiffies, ch->ch_stop_sending_break) ||
+ force) {
unsigned char temp = readb(&ch->ch_neo_uart->lcr);

writeb((temp & ~UART_LCR_SBC), &ch->ch_neo_uart->lcr);
@@ -1108,9 +1108,10 @@ 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);

/*
@@ -1628,7 +1629,7 @@ static void neo_uart_init(struct channel_t *ch)

/* Clear out UART and FIFO */
readb(&ch->ch_neo_uart->txrx);
- writeb((UART_FCR_ENABLE_FIFO|UART_FCR_CLEAR_RCVR|UART_FCR_CLEAR_XMIT), &ch->ch_neo_uart->isr_fcr);
+ writeb((UART_FCR_ENABLE_FIFO | UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT), &ch->ch_neo_uart->isr_fcr);
readb(&ch->ch_neo_uart->lsr);
readb(&ch->ch_neo_uart->msr);

@@ -1779,13 +1780,13 @@ static void neo_vpd(struct dgnc_board *brd)
/* Store the VPD into our buffer */
for (i = 0; i < NEO_VPD_IMAGESIZE; i++) {
a = neo_read_eeprom(brd->re_map_membase, i);
- brd->vpd[i*2] = a & 0xff;
- brd->vpd[(i*2)+1] = (a >> 8) & 0xff;
+ brd->vpd[i * 2] = a & 0xff;
+ brd->vpd[(i * 2) + 1] = (a >> 8) & 0xff;
}

- if (((brd->vpd[0x08] != 0x82) /* long resource name tag */
- && (brd->vpd[0x10] != 0x82)) /* long resource name tag (PCI-66 files)*/
- || (brd->vpd[0x7F] != 0x78)) { /* small resource end tag */
+ if (((brd->vpd[0x08] != 0x82) && /* long resource name tag */
+ (brd->vpd[0x10] != 0x82)) || /* long resource name tag (PCI-66 files)*/
+ (brd->vpd[0x7F] != 0x78)) { /* small resource end tag */

memset(brd->vpd, '\0', NEO_VPD_IMAGESIZE);
} else {
--
1.8.1.4

2015-11-13 12:48:11

by Sudip Mukherjee

[permalink] [raw]
Subject: Re: [PATCH 2/2] Staging: dgnc: dgnc_neo.c: checkpatch cleanup

On Fri, Nov 13, 2015 at 04:48:11PM +0530, Nizam Haider wrote:
> This patch fixes several warning during checkpatch
>
> 355: CHECK: Logical continuations should be on the previous line
> 1111: CHECK: braces {} should be used on all arms of this statement
> 1631: CHECK: spaces preferred around that '|' (ctx:VxV)
> 1782: CHECK: spaces preferred around that '*' (ctx:VxV)
> 1783: CHECK: spaces preferred around that '*' (ctx:VxV)
> 1783: CHECK: spaces preferred around that '+' (ctx:VxV)
> 1787: CHECK: Logical continuations should be on the previous line
> 1788: CHECK: Logical continuations should be on the previous line

These are three different types of changes. Please split them in three
different patches.
CHECK: Logical continuations should be on the previous line
CHECK: braces {} should be used on all arms of this statement
CHECK: spaces preferred around that ' '

regards
sudip

2015-12-14 21:38:54

by Greg KH

[permalink] [raw]
Subject: Re: [PATCH 1/2] Staging: dgnc: dgnc_neo.c: usleep_range is preferred over udelay

On Fri, Nov 13, 2015 at 04:48:10PM +0530, Nizam Haider wrote:
> removed heckpatch warning

heckpatch? And what warning is that?