From: Jonathan Cameron <jonathan.cameron@huawei.com>
To: Abdurrahman Hussain via B4 Relay
<devnull+abdurrahman.nexthop.ai@kernel.org>
Cc: <abdurrahman@nexthop.ai>, Mark Brown <broonie@kernel.org>,
Michal Simek <michal.simek@amd.com>, <linux-spi@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4] spi: xilinx: use device property accessors.
Date: Wed, 4 Feb 2026 09:51:41 +0000 [thread overview]
Message-ID: <20260204095141.0000479a@huawei.com> (raw)
In-Reply-To: <20260203-spi-xilinx-v4-1-42f7c326061b@nexthop.ai>
On Tue, 03 Feb 2026 01:55:12 +0000
Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org> wrote:
> From: Abdurrahman Hussain <abdurrahman@nexthop.ai>
>
> Switch to device property accessors.
>
> Signed-off-by: Abdurrahman Hussain <abdurrahman@nexthop.ai>
> ---
> Switch to generic device property accessors.
>
> 2.52.0
>
> base-commit: 944aacb68baf7624ab8d277d0ebf07f025ca137c
> ---
> Changes in v4:
> - Removed patches making the irq optional.
> - Link to v3: https://lore.kernel.org/r/20260122-spi-xilinx-v3-1-8cea20e82f0b@nexthop.ai
> ---
> drivers/spi/spi-xilinx.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c
> index c86dc56f38b4..c4b70e95b695 100644
> --- a/drivers/spi/spi-xilinx.c
> +++ b/drivers/spi/spi-xilinx.c
> @@ -405,11 +405,11 @@ static int xilinx_spi_probe(struct platform_device *pdev)
> bits_per_word = pdata->bits_per_word;
> force_irq = pdata->force_irq;
> } else {
> - of_property_read_u32(pdev->dev.of_node, "xlnx,num-ss-bits",
> - &num_cs);
> - ret = of_property_read_u32(pdev->dev.of_node,
> - "xlnx,num-transfer-bits",
> - &bits_per_word);
> + device_property_read_u32(&pdev->dev, "xlnx,num-ss-bits",
> + &num_cs);
> + ret = device_property_read_u32(&pdev->dev,
Nothing useful is done with ret after this point, so could simplify to
the pattern of setting the default then overriding it if the property
can be successfully read.
bits_per_word = 8;
device_property_read_u32(&pdev->dev,
"xlnx,num-transfer-bits",
&bits_per_word);
> + "xlnx,num-transfer-bits",
> + &bits_per_word);
> if (ret)
> bits_per_word = 8;
> }
>
> ---
> base-commit: 944aacb68baf7624ab8d277d0ebf07f025ca137c
> change-id: 20260118-spi-xilinx-1b884d5b6519
>
> Best regards,
next prev parent reply other threads:[~2026-02-04 9:51 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-03 1:55 [PATCH v4] spi: xilinx: use device property accessors Abdurrahman Hussain via B4 Relay
2026-02-03 12:48 ` Mark Brown
2026-02-03 18:16 ` Abdurrahman Hussain
2026-02-03 18:19 ` Mark Brown
2026-02-04 9:51 ` Jonathan Cameron [this message]
2026-02-04 12:01 ` Mark Brown
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