Re: [PATCH v2][next] PCI: imx6: Use fallthrough pseudo-keyword

From: Lorenzo Pieralisi
Date: Mon Sep 07 2020 - 12:31:42 EST


On Tue, Jul 21, 2020 at 10:19:03PM -0500, Gustavo A. R. Silva wrote:
> Replace the existing /* fall through */ comments and its variants with
> the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
> fall-through markings when it is the case.
>
> [1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through
>
> Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
> ---
> Changes in v2:
> - Update URL. Use proper URL to Linux v5.7 documentation.
>
> drivers/pci/controller/dwc/pci-imx6.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)

Applied to pci/imx6, thanks.

Lorenzo

> diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
> index 8f08ae53f53e..6c78903b49be 100644
> --- a/drivers/pci/controller/dwc/pci-imx6.c
> +++ b/drivers/pci/controller/dwc/pci-imx6.c
> @@ -439,7 +439,7 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie)
> regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
> IMX6SX_GPR12_PCIE_TEST_POWERDOWN, 0);
> break;
> - case IMX6QP: /* FALLTHROUGH */
> + case IMX6QP:
> case IMX6Q:
> /* power up core phy and enable ref clock */
> regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
> @@ -642,7 +642,7 @@ static void imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie)
> regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
> IMX6SX_GPR12_PCIE_RX_EQ_MASK,
> IMX6SX_GPR12_PCIE_RX_EQ_2);
> - /* FALLTHROUGH */
> + fallthrough;
> default:
> regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
> IMX6Q_GPR12_PCIE_CTL_2, 0 << 10);
> @@ -1107,7 +1107,7 @@ static int imx6_pcie_probe(struct platform_device *pdev)
> dev_err(dev, "pcie_aux clock source missing or invalid\n");
> return PTR_ERR(imx6_pcie->pcie_aux);
> }
> - /* fall through */
> + fallthrough;
> case IMX7D:
> if (dbi_base->start == IMX8MQ_PCIE2_BASE_ADDR)
> imx6_pcie->controller_id = 1;
> --
> 2.27.0
>