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From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Jorge Marques <jorge.marques@analog.com>
Cc: "Alexandre Belloni" <alexandre.belloni@bootlin.com>,
	"Frank Li" <Frank.Li@nxp.com>,
	"Przemysław Gaj" <pgaj@cadence.com>,
	linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/3] i3c: master: cdns: Use i3c_writel_fifo() and i3c_readl_fifo()
Date: Wed, 25 Jun 2025 09:26:16 +0200	[thread overview]
Message-ID: <aFukmFhJUCeRWLU9@shikoro> (raw)
In-Reply-To: <20250624-i3c-writesl-readsl-v3-2-63ccf0870f01@analog.com>


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>  static void cdns_i3c_master_wr_to_tx_fifo(struct cdns_i3c_master *master,
>  					  const u8 *bytes, int nbytes)
>  {
> -	writesl(master->regs + TX_FIFO, bytes, nbytes / 4);
> -	if (nbytes & 3) {
> -		u32 tmp = 0;
> -
> -		memcpy(&tmp, bytes + (nbytes & ~3), nbytes & 3);
> -		writesl(master->regs + TX_FIFO, &tmp, 1);
> -	}
> +	i3c_writel_fifo(master->regs + TX_FIFO, bytes, nbytes);
>  }

What about getting rid of the surrounding function and use the helper
directly?


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WARNING: multiple messages have this Message-ID (diff)
From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Jorge Marques <jorge.marques@analog.com>
Cc: "Alexandre Belloni" <alexandre.belloni@bootlin.com>,
	"Frank Li" <Frank.Li@nxp.com>,
	"Przemysław Gaj" <pgaj@cadence.com>,
	linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/3] i3c: master: cdns: Use i3c_writel_fifo() and i3c_readl_fifo()
Date: Wed, 25 Jun 2025 09:26:16 +0200	[thread overview]
Message-ID: <aFukmFhJUCeRWLU9@shikoro> (raw)
In-Reply-To: <20250624-i3c-writesl-readsl-v3-2-63ccf0870f01@analog.com>

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>  static void cdns_i3c_master_wr_to_tx_fifo(struct cdns_i3c_master *master,
>  					  const u8 *bytes, int nbytes)
>  {
> -	writesl(master->regs + TX_FIFO, bytes, nbytes / 4);
> -	if (nbytes & 3) {
> -		u32 tmp = 0;
> -
> -		memcpy(&tmp, bytes + (nbytes & ~3), nbytes & 3);
> -		writesl(master->regs + TX_FIFO, &tmp, 1);
> -	}
> +	i3c_writel_fifo(master->regs + TX_FIFO, bytes, nbytes);
>  }

What about getting rid of the surrounding function and use the helper
directly?


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  parent reply	other threads:[~2025-07-02 22:06 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-06-24  9:06 [PATCH v3 0/3] Add helper methods i3c_writel_fifo() and i3c_readl_fifo() Jorge Marques
2025-06-24  9:06 ` Jorge Marques
2025-06-24  9:06 ` [PATCH v3 1/3] i3c: master: Add inline i3c_readl_fifo() and i3c_writel_fifo() Jorge Marques
2025-06-24  9:06   ` Jorge Marques
2025-06-24 18:08   ` Frank Li
2025-06-24 18:08     ` Frank Li
2025-06-24 20:30     ` Wolfram Sang
2025-06-24 20:30       ` Wolfram Sang
2025-06-24 21:13       ` Frank Li
2025-06-24 21:13         ` Frank Li
2025-06-25  7:20         ` Wolfram Sang
2025-06-25  7:20           ` Wolfram Sang
2025-06-25  7:24   ` Wolfram Sang
2025-06-25  7:24     ` Wolfram Sang
2025-06-24  9:06 ` [PATCH v3 2/3] i3c: master: cdns: Use i3c_writel_fifo() and i3c_readl_fifo() Jorge Marques
2025-06-24  9:06   ` Jorge Marques
2025-06-24 18:09   ` Frank Li
2025-06-24 18:09     ` Frank Li
2025-06-25  7:26   ` Wolfram Sang [this message]
2025-06-25  7:26     ` Wolfram Sang
2025-06-24  9:06 ` [PATCH v3 3/3] i3c: master: dw: " Jorge Marques
2025-06-24  9:06   ` Jorge Marques
2025-06-24 18:10   ` Frank Li
2025-06-24 18:10     ` Frank Li
2025-06-25  7:27   ` Wolfram Sang
2025-06-25  7:27     ` Wolfram Sang
2025-07-30 23:40 ` [PATCH v3 0/3] Add helper methods " Alexandre Belloni
2025-07-30 23:40   ` Alexandre Belloni

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