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
Subject: Re: [PATCH 2/9] watchdog: of_xilinx_wdt: Used BIT macro
Date: Thu, 16 Jan 2020 07:04:12 -0800 [thread overview]
Message-ID: <3f904c30-32e2-914a-9545-9cd554b45bfe@roeck-us.net> (raw)
In-Reply-To: <1579181217-31127-3-git-send-email-srinivas.neeli@xilinx.com>
On 1/16/20 5:26 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>
> ---
> 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 */
>
> /* SelfTest constants */
> #define XWT_MAX_SELFTEST_LOOP_COUNT 0x00010000
>
Using bitops also requires including linux/bits.h explicitly.
Guenter
next prev parent reply other threads:[~2020-01-16 15:04 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-16 13:26 [PATCH 0/9] watchdog: of_xilinx_wdt: Update on watchdog driver Srinivas Neeli
2020-01-16 13:26 ` [PATCH 1/9] watchdog: of_xilinx_wdt: Add comment to spinlock Srinivas Neeli
2020-01-16 15:48 ` Guenter Roeck
2020-01-16 13:26 ` [PATCH 2/9] watchdog: of_xilinx_wdt: Used BIT macro Srinivas Neeli
2020-01-16 15:04 ` Guenter Roeck [this message]
2020-01-16 13:26 ` [PATCH 3/9] watchdog: of_xilinx_wdt: Used dev_dbg() Srinivas Neeli
2020-01-16 13:26 ` [PATCH 4/9] watchdog: of_xilinx_wdt: Initialize watchdog via data structure Srinivas Neeli
2020-01-16 13:26 ` [PATCH 5/9] watchdog: of_xilinx_wdt: Introduce wdttype enum for identification Srinivas Neeli
2020-01-16 13:26 ` [PATCH 6/9] dt-bindings: watchdog: xilinx: Add binding for Versal watchdog Srinivas Neeli
2020-01-16 13:26 ` [PATCH 7/9] watchdog: of_xilinx_wdt: Add Versal support Srinivas Neeli
2020-01-16 15:07 ` Guenter Roeck
2020-01-16 13:26 ` [PATCH 8/9] watchdog: of_xilinx_wdt: Wire setting up timeout via module parameter/DT Srinivas Neeli
2020-01-16 13:26 ` [PATCH 9/9] watchdog: of_xilinx_wdt: Skip printing pointer value Srinivas Neeli
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 2/9] watchdog: of_xilinx_wdt: Used BIT macro Srinivas Neeli
2021-03-16 2:23 ` Guenter Roeck
2021-03-24 6:06 ` Srinivas Neeli
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