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From: "Théo Lebrun" <theo.lebrun@bootlin.com>
To: "Vineeth Karumanchi" <vineeth.karumanchi@amd.com>,
	<conor.dooley@microchip.com>, <andrew+netdev@lunn.ch>,
	<davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
	<pabeni@redhat.com>
Cc: <git@amd.com>, <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next 1/2] net: macb: remove unused ENST Q0/Q1 time register defines
Date: Fri, 24 Jul 2026 19:49:33 +0200	[thread overview]
Message-ID: <DK6ZOYLXSHMC.17JND945LG2HU@bootlin.com> (raw)
In-Reply-To: <20260724043257.2221030-2-vineeth.karumanchi@amd.com>

Hello Vineeth,

On Fri Jul 24, 2026 at 6:32 AM CEST, Vineeth Karumanchi wrote:
> The ENST start/on/off time register definitions for Q0 and Q1 are not
> referenced anywhere in the driver. The driver calculates these register
> addresses from the ENST base offset and the queue index instead of using
> fixed defines, removing the unused macros.
>
> Signed-off-by: Vineeth Karumanchi <vineeth.karumanchi@amd.com>
> ---
>  drivers/net/ethernet/cadence/macb.h | 6 ------
>  1 file changed, 6 deletions(-)
>
> diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h
> index 2de56017ee0d..a11052565436 100644
> --- a/drivers/net/ethernet/cadence/macb.h
> +++ b/drivers/net/ethernet/cadence/macb.h
> @@ -184,12 +184,6 @@
>  #define GEM_DCFG8		0x029C /* Design Config 8 */
>  #define GEM_DCFG10		0x02A4 /* Design Config 10 */
>  #define GEM_DCFG12		0x02AC /* Design Config 12 */
> -#define GEM_ENST_START_TIME_Q0	0x0800 /* ENST Q0 start time */
> -#define GEM_ENST_START_TIME_Q1	0x0804 /* ENST Q1 start time */
> -#define GEM_ENST_ON_TIME_Q0	0x0820 /* ENST Q0 on time */
> -#define GEM_ENST_ON_TIME_Q1	0x0824 /* ENST Q1 on time */
> -#define GEM_ENST_OFF_TIME_Q0	0x0840 /* ENST Q0 off time */
> -#define GEM_ENST_OFF_TIME_Q1	0x0844 /* ENST Q1 off time */
>  #define GEM_ENST_CONTROL	0x0880 /* ENST control register */
>  #define GEM_USX_CONTROL		0x0A80 /* High speed PCS control register */
>  #define GEM_USX_STATUS		0x0A88 /* High speed PCS status register */

Reviewed-by: Théo Lebrun <theo.lebrun@bootlin.com>

Thanks,

--
Théo Lebrun, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com


  reply	other threads:[~2026-07-24 17:49 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-24  4:32 [PATCH net-next 0/2] net: macb: fix ENST configuration for all queues Vineeth Karumanchi
2026-07-24  4:32 ` [PATCH net-next 1/2] net: macb: remove unused ENST Q0/Q1 time register defines Vineeth Karumanchi
2026-07-24 17:49   ` Théo Lebrun [this message]
2026-07-24 19:40   ` Nicolai Buchwitz
2026-07-24  4:32 ` [PATCH net-next 2/2] net: macb: configure ENST registers for all queues Vineeth Karumanchi
2026-07-24 18:06   ` Théo Lebrun
2026-07-24 19:57   ` Nicolai Buchwitz

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