Linux PCI subsystem development
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From: Frank Li <Frank.li@nxp.com>
To: Hans Zhang <18255117159@163.com>
Cc: bhelgaas@google.com, lpieralisi@kernel.org,
	kwilczynski@kernel.org, mani@kernel.org, jingoohan1@gmail.com,
	robh@kernel.org, s32@nxp.com, linux-pci@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [RESEND PATCH 11/16] PCI: s32g: Use FIELD_MODIFY()
Date: Mon, 4 May 2026 15:12:04 -0400	[thread overview]
Message-ID: <afjvhLycxNcNFcqa@lizhi-Precision-Tower-5810> (raw)
In-Reply-To: <20260430162420.42839-12-18255117159@163.com>

On Fri, May 01, 2026 at 12:24:15AM +0800, Hans Zhang wrote:
> Use FIELD_MODIFY() to remove open-coded bit manipulation.
> No functional change intended.
>
> Signed-off-by: Hans Zhang <18255117159@163.com>
> ---

Reviewed-by: Frank Li <Frank.Li@nxp.com>

>  drivers/pci/controller/dwc/pcie-nxp-s32g.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/pci/controller/dwc/pcie-nxp-s32g.c b/drivers/pci/controller/dwc/pcie-nxp-s32g.c
> index b3ec38099fa3..31e1169b8ab6 100644
> --- a/drivers/pci/controller/dwc/pcie-nxp-s32g.c
> +++ b/drivers/pci/controller/dwc/pcie-nxp-s32g.c
> @@ -139,8 +139,7 @@ static int s32g_init_pcie_controller(struct dw_pcie_rp *pp)
>
>  	/* Set RP mode */
>  	val = s32g_pcie_readl_ctrl(s32g_pp, PCIE_S32G_PE0_GEN_CTRL_1);
> -	val &= ~DEVICE_TYPE_MASK;
> -	val |= FIELD_PREP(DEVICE_TYPE_MASK, PCI_EXP_TYPE_ROOT_PORT);
> +	FIELD_MODIFY(DEVICE_TYPE_MASK, &val, PCI_EXP_TYPE_ROOT_PORT);
>
>  	/* Use default CRNS */
>  	val &= ~SRIS_MODE;
> --
> 2.34.1
>

  reply	other threads:[~2026-05-04 19:12 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-30 16:24 [RESEND PATCH 00/16] PCI: Use FIELD_MODIFY() to simplify bitfield operations Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 01/16] PCI: Use FIELD_MODIFY() Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 02/16] PCI/PTM: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 03/16] PCI/IDE: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 04/16] PCI/IOV: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 05/16] PCI/TPH: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 06/16] PCI/MSI: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 07/16] PCI/REBAR: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 08/16] PCI/CARDBUS: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 09/16] PCI: al: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 10/16] PCI: eswin: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 11/16] PCI: s32g: " Hans Zhang
2026-05-04 19:12   ` Frank Li [this message]
2026-04-30 16:24 ` [RESEND PATCH 12/16] PCI: tegra194: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 13/16] PCI: qcom: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 14/16] PCI: dwc: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 15/16] PCI: mvebu: " Hans Zhang
2026-04-30 16:24 ` [RESEND PATCH 16/16] PCI: mediatek-gen3: " Hans Zhang
2026-04-30 18:08 ` [RESEND PATCH 00/16] PCI: Use FIELD_MODIFY() to simplify bitfield operations Bjorn Helgaas
2026-05-01 14:19   ` Hans Zhang
2026-05-05 16:54 ` Bjorn Helgaas

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