Re: [PATCH 1/3] dmaengine: dw-edma: Rename dw_edma_core_ops structure to dw_edma_plat_ops

From: Serge Semin
Date: Thu Feb 09 2023 - 18:34:43 EST


On Wed, Sep 21, 2022 at 02:48:50PM +0800, Cai Huoqing wrote:
> From: caihuoqing <caihuoqing@xxxxxxxxx>
>
> Rename dw_edma_core_ops structure to dw_edma_plat_ops,
> because the 'ops' is related to platform device

@Vinod is right. The commit log is misleading. Please elaborate.

>
> Signed-off-by: caihuoqing <caihuoqing@xxxxxxxxx>
> ---
> drivers/dma/dw-edma/dw-edma-pcie.c | 4 ++--
> include/linux/dma/edma.h | 4 ++--
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/dma/dw-edma/dw-edma-pcie.c b/drivers/dma/dw-edma/dw-edma-pcie.c
> index 3f9dadc73854..5604f3771866 100644
> --- a/drivers/dma/dw-edma/dw-edma-pcie.c
> +++ b/drivers/dma/dw-edma/dw-edma-pcie.c
> @@ -109,7 +109,7 @@ static u64 dw_edma_pcie_address(struct device *dev, phys_addr_t cpu_addr)
> return region.start;
> }
>
> -static const struct dw_edma_core_ops dw_edma_pcie_core_ops = {
> +static const struct dw_edma_plat_ops dw_edma_pcie_plat_ops = {
> .irq_vector = dw_edma_pcie_irq_vector,
> .pci_address = dw_edma_pcie_address,
> };
> @@ -225,7 +225,7 @@ static int dw_edma_pcie_probe(struct pci_dev *pdev,
>
> chip->mf = vsec_data.mf;
> chip->nr_irqs = nr_irqs;
> - chip->ops = &dw_edma_pcie_core_ops;
> + chip->ops = &dw_edma_pcie_plat_ops;
>
> chip->ll_wr_cnt = vsec_data.wr_ch_cnt;
> chip->ll_rd_cnt = vsec_data.rd_ch_cnt;
> diff --git a/include/linux/dma/edma.h b/include/linux/dma/edma.h
> index 9d44da4aa59d..642dd325259b 100644
> --- a/include/linux/dma/edma.h
> +++ b/include/linux/dma/edma.h
> @@ -37,7 +37,7 @@ struct dw_edma_region {
> * iATU windows. That will be done by the controller
> * automatically.
> */
> -struct dw_edma_core_ops {
> +struct dw_edma_plat_ops {
> int (*irq_vector)(struct device *dev, unsigned int nr);
> u64 (*pci_address)(struct device *dev, phys_addr_t cpu_addr);
> };
> @@ -77,7 +77,7 @@ enum dw_edma_chip_flags {
> struct dw_edma_chip {
> struct device *dev;
> int nr_irqs;
> - const struct dw_edma_core_ops *ops;
> + const struct dw_edma_plat_ops *ops;
> u32 flags;
>
> void __iomem *reg_base;

This patch should also update the structure name in the DW PCIe driver:
https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/tree/drivers/pci/controller/dwc/pcie-designware.c?h=pci/ctrl/dwc#n831

-Serge(y)

> --
> 2.25.1
>