* [PATCH 2/7] staging: dgnc: remove unused variable 'intr_modem'
@ 2016-05-27 6:53 Daeseok Youn
2016-05-27 11:54 ` Luis de Bethencourt
0 siblings, 1 reply; 2+ messages in thread
From: Daeseok Youn @ 2016-05-27 6:53 UTC (permalink / raw)
To: lidza.louina
Cc: markh, gregkh, driverdev-devel, devel, linux-kernel, kernel-janitors
The 'intr_modem' variable was used only for increasing.
So the 'intr_modem' variable is not useful for this driver.
Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
---
drivers/staging/dgnc/dgnc_cls.c | 1 -
drivers/staging/dgnc/dgnc_driver.h | 1 -
drivers/staging/dgnc/dgnc_neo.c | 1 -
3 files changed, 3 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
index dcb808f..8cb7361 100644
--- a/drivers/staging/dgnc/dgnc_cls.c
+++ b/drivers/staging/dgnc/dgnc_cls.c
@@ -406,7 +406,6 @@ static inline void cls_parse_isr(struct dgnc_board *brd, uint port)
/* CTS/RTS change of state */
if (isr & UART_IIR_CTSRTS) {
- brd->intr_modem++;
ch->ch_intr_modem++;
/*
* Don't need to do anything, the cls_parse_modem
diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h
index 7ac33ed..2caeff7 100644
--- a/drivers/staging/dgnc/dgnc_driver.h
+++ b/drivers/staging/dgnc/dgnc_driver.h
@@ -183,7 +183,6 @@ struct dgnc_board {
uint nasync; /* Number of ports on card */
uint irq; /* Interrupt request number */
- ulong intr_modem; /* Count of interrupts */
ulong intr_tx; /* Count of interrupts */
ulong intr_rx; /* Count of interrupts */
diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
index 3f8bbb3..a3e100b 100644
--- a/drivers/staging/dgnc/dgnc_neo.c
+++ b/drivers/staging/dgnc/dgnc_neo.c
@@ -452,7 +452,6 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
* 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++;
cause = readb(&ch->ch_neo_uart->mcr);
/* Which pin is doing auto flow? RTS or DTR? */
--
1.9.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 2/7] staging: dgnc: remove unused variable 'intr_modem'
2016-05-27 6:53 [PATCH 2/7] staging: dgnc: remove unused variable 'intr_modem' Daeseok Youn
@ 2016-05-27 11:54 ` Luis de Bethencourt
0 siblings, 0 replies; 2+ messages in thread
From: Luis de Bethencourt @ 2016-05-27 11:54 UTC (permalink / raw)
To: Daeseok Youn, lidza.louina
Cc: devel, gregkh, driverdev-devel, kernel-janitors, linux-kernel
On 27/05/16 07:53, Daeseok Youn wrote:
> The 'intr_modem' variable was used only for increasing.
> So the 'intr_modem' variable is not useful for this driver.
>
> Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
> ---
> drivers/staging/dgnc/dgnc_cls.c | 1 -
> drivers/staging/dgnc/dgnc_driver.h | 1 -
> drivers/staging/dgnc/dgnc_neo.c | 1 -
> 3 files changed, 3 deletions(-)
>
> diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
> index dcb808f..8cb7361 100644
> --- a/drivers/staging/dgnc/dgnc_cls.c
> +++ b/drivers/staging/dgnc/dgnc_cls.c
> @@ -406,7 +406,6 @@ static inline void cls_parse_isr(struct dgnc_board *brd, uint port)
>
> /* CTS/RTS change of state */
> if (isr & UART_IIR_CTSRTS) {
> - brd->intr_modem++;
> ch->ch_intr_modem++;
> /*
> * Don't need to do anything, the cls_parse_modem
> diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h
> index 7ac33ed..2caeff7 100644
> --- a/drivers/staging/dgnc/dgnc_driver.h
> +++ b/drivers/staging/dgnc/dgnc_driver.h
> @@ -183,7 +183,6 @@ struct dgnc_board {
> uint nasync; /* Number of ports on card */
>
> uint irq; /* Interrupt request number */
> - ulong intr_modem; /* Count of interrupts */
> ulong intr_tx; /* Count of interrupts */
> ulong intr_rx; /* Count of interrupts */
>
> diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
> index 3f8bbb3..a3e100b 100644
> --- a/drivers/staging/dgnc/dgnc_neo.c
> +++ b/drivers/staging/dgnc/dgnc_neo.c
> @@ -452,7 +452,6 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
> * 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++;
> cause = readb(&ch->ch_neo_uart->mcr);
> /* Which pin is doing auto flow? RTS or DTR? */
>
Looks good.
Luis
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