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From: Guenter Roeck <linux@roeck-us.net>
To: Srinivas Neeli <srinivas.neeli@xilinx.com>,
	michal.simek@xilinx.com, shubhrajyoti.datta@xilinx.com,
	sgoud@xilinx.com
Cc: wim@linux-watchdog.org, linux-watchdog@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, git@xilinx.com,
	Srinivas Goud <srinivas.goud@xilinx.com>
Subject: Re: [PATCH 2/9] watchdog: of_xilinx_wdt: Used BIT macro
Date: Mon, 15 Mar 2021 19:23:21 -0700
Message-ID: <911ea811-9b9d-f2e1-bd0b-74432e652c04@roeck-us.net> (raw)
In-Reply-To: <1615805214-24857-3-git-send-email-srinivas.neeli@xilinx.com>

On 3/15/21 3:46 AM, Srinivas Neeli wrote:
> From: Srinivas Goud <srinivas.goud@xilinx.com>
> 
> Used BIT macro instead of mask value.
> 
> Signed-off-by: Srinivas Goud <srinivas.goud@xilinx.com>
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
> Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
> ---
>  drivers/watchdog/of_xilinx_wdt.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/watchdog/of_xilinx_wdt.c b/drivers/watchdog/of_xilinx_wdt.c
> index 00549164b3d7..0d7df2370db7 100644
> --- a/drivers/watchdog/of_xilinx_wdt.c
> +++ b/drivers/watchdog/of_xilinx_wdt.c
> @@ -24,12 +24,12 @@
>  #define XWT_TBR_OFFSET      0x8 /* Timebase Register Offset */
>  
>  /* Control/Status Register Masks  */
> -#define XWT_CSR0_WRS_MASK   0x00000008 /* Reset status */
> -#define XWT_CSR0_WDS_MASK   0x00000004 /* Timer state  */
> -#define XWT_CSR0_EWDT1_MASK 0x00000002 /* Enable bit 1 */
> +#define XWT_CSR0_WRS_MASK	BIT(3) /* Reset status */
> +#define XWT_CSR0_WDS_MASK	BIT(2) /* Timer state  */
> +#define XWT_CSR0_EWDT1_MASK	BIT(1) /* Enable bit 1 */
>  
>  /* Control/Status Register 0/1 bits  */
> -#define XWT_CSRX_EWDT2_MASK 0x00000001 /* Enable bit 2 */
> +#define XWT_CSRX_EWDT2_MASK	BIT(0) /* Enable bit 2 */
>  

Requires #include <linux/bits.h>

>  /* SelfTest constants */
>  #define XWT_MAX_SELFTEST_LOOP_COUNT 0x00010000
> 


  reply index

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-15 10:46 [PATCH 0/9] watchdog: of_xilinx_wdt: Update on xilinx watchdog driver Srinivas Neeli
2021-03-15 10:46 ` [PATCH 1/9] watchdog: of_xilinx_wdt: Add comment to spinlock Srinivas Neeli
2021-03-16  2:21   ` Guenter Roeck
2021-03-15 10:46 ` [PATCH 2/9] watchdog: of_xilinx_wdt: Used BIT macro Srinivas Neeli
2021-03-16  2:23   ` Guenter Roeck [this message]
2021-03-24  6:06     ` Srinivas Neeli
2021-03-15 10:46 ` [PATCH 3/9] watchdog: of_xilinx_wdt: Used dev_dbg() Srinivas Neeli
2021-03-16  2:27   ` Guenter Roeck
2021-03-15 10:46 ` [PATCH 4/9] watchdog: of_xilinx_wdt: Initialize watchdog via data structure Srinivas Neeli
2021-03-15 10:46 ` [PATCH 5/9] watchdog: of_xilinx_wdt: Introduce wdttype enum for identification Srinivas Neeli
2021-03-15 10:46 ` [PATCH 6/9] dt-bindings: watchdog: xilinx: Add binding for Versal watchdog Srinivas Neeli
2021-03-15 10:46 ` [PATCH 7/9] watchdog: of_xilinx_wdt: Add Versal Window watchdog support Srinivas Neeli
2021-03-16  2:31   ` Guenter Roeck
2021-03-24  6:04     ` Srinivas Neeli
2021-03-24 14:01       ` Guenter Roeck
2021-03-15 10:46 ` [PATCH 8/9] watchdog: of_xilinx_wdt: Remove passing null pointer Srinivas Neeli
2021-03-16  2:33   ` Guenter Roeck
2021-03-15 10:46 ` [PATCH 9/9] watchdog: of_xilinx_wdt: Skip printing pointer value Srinivas Neeli
2021-03-16  2:34   ` Guenter Roeck
  -- strict thread matches above, loose matches on Subject: below --
2020-01-16 13:26 [PATCH 0/9] watchdog: of_xilinx_wdt: Update on watchdog driver Srinivas Neeli
2020-01-16 13:26 ` [PATCH 2/9] watchdog: of_xilinx_wdt: Used BIT macro Srinivas Neeli
2020-01-16 15:04   ` Guenter Roeck

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