Hi,
On Monday 30 October 2017 06:12 PM, Niklas Cassel wrote:
> This way you will not build and include unused code
> when only building for only one mode.
>
> Moved dra7xx_pcie_enable_wrapper_interrupts() in order
> to avoid adding an extra ifdef block.
>
> Signed-off-by: Niklas Cassel <niklas.cassel@xxxxxxxx>
> ---
> V2:
> * New patch in this series.
>
> drivers/pci/dwc/pci-dra7xx.c | 36 ++++++++++++++++++++++++++++--------
> 1 file changed, 28 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/pci/dwc/pci-dra7xx.c b/drivers/pci/dwc/pci-dra7xx.c
> index 009f6aeeee1c..175544d6c3ab 100644
> --- a/drivers/pci/dwc/pci-dra7xx.c
> +++ b/drivers/pci/dwc/pci-dra7xx.c
> @@ -171,6 +171,15 @@ static int dra7xx_pcie_establish_link(struct dw_pcie *pci)
> return 0;
> }
>
> +static void dra7xx_pcie_enable_wrapper_interrupts(struct dra7xx_pcie *dra7xx)
> +{
> + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MAIN,
> + INTERRUPTS);
> + dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MAIN,
> + INTERRUPTS);
> +}
> +
> +#ifdef CONFIG_PCI_DRA7XX_HOST
> static void dra7xx_pcie_enable_msi_interrupts(struct dra7xx_pcie *dra7xx)
> {
> dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MSI,
> @@ -181,14 +190,6 @@ static void dra7xx_pcie_enable_msi_interrupts(struct dra7xx_pcie *dra7xx)
> MSI | LEG_EP_INTERRUPTS);
> }
>
> -static void dra7xx_pcie_enable_wrapper_interrupts(struct dra7xx_pcie *dra7xx)
> -{
> - dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQSTATUS_MAIN,
> - INTERRUPTS);
> - dra7xx_pcie_writel(dra7xx, PCIECTRL_DRA7XX_CONF_IRQENABLE_SET_MAIN,
> - INTERRUPTS);
> -}
> -
> static void dra7xx_pcie_enable_interrupts(struct dra7xx_pcie *dra7xx)
> {
> dra7xx_pcie_enable_wrapper_interrupts(dra7xx);
> @@ -276,6 +277,7 @@ static irqreturn_t dra7xx_pcie_msi_irq_handler(int irq, void *arg)
>
> return IRQ_HANDLED;
> }
> +#endif
>
> static irqreturn_t dra7xx_pcie_irq_handler(int irq, void *arg)
> {
> @@ -336,6 +338,7 @@ static irqreturn_t dra7xx_pcie_irq_handler(int irq, void *arg)
> return IRQ_HANDLED;
> }
>
> +#ifdef CONFIG_PCI_DRA7XX_EP
> static void dra7xx_pcie_ep_init(struct dw_pcie_ep *ep)
> {
> struct dw_pcie *pci = to_dw_pcie_from_ep(ep);
> @@ -427,7 +430,9 @@ static int __init dra7xx_add_pcie_ep(struct dra7xx_pcie *dra7xx,
>
> return 0;
> }
> +#endif
>
> +#ifdef CONFIG_PCI_DRA7XX_HOST
This block can also be moved around the file so that there is a single +#ifdef
CONFIG_PCI_DRA7XX_HOST in this file.
> static int __init dra7xx_add_pcie_port(struct dra7xx_pcie *dra7xx,
> struct platform_device *pdev)
> {
> @@ -470,6 +475,7 @@ static int __init dra7xx_add_pcie_port(struct dra7xx_pcie *dra7xx,
>
> return 0;
> }
> +#endif
>
> static const struct dw_pcie_ops dw_pcie_ops = {
> .cpu_addr_fixup = dra7xx_pcie_cpu_addr_fixup,
> @@ -517,23 +523,31 @@ static int dra7xx_pcie_enable_phy(struct dra7xx_pcie *dra7xx)
> return ret;
> }
IMO all the #ifdef's after this point can be removed.
>
> +#ifdef CONFIG_PCI_DRA7XX_HOST
> static const struct dra7xx_pcie_of_data dra7xx_pcie_rc_of_data = {
> .mode = DW_PCIE_RC_TYPE,
> };
> +#endif
>
> +#ifdef CONFIG_PCI_DRA7XX_EP
> static const struct dra7xx_pcie_of_data dra7xx_pcie_ep_of_data = {
> .mode = DW_PCIE_EP_TYPE,
> };
> +#endif
>
> static const struct of_device_id of_dra7xx_pcie_match[] = {
> +#ifdef CONFIG_PCI_DRA7XX_HOST
> {
> .compatible = "ti,dra7-pcie",
> .data = &dra7xx_pcie_rc_of_data,
> },
> +#endif
> +#ifdef CONFIG_PCI_DRA7XX_EP
> {
> .compatible = "ti,dra7-pcie-ep",
> .data = &dra7xx_pcie_ep_of_data,
> },
> +#endif
> {},
> };
>
> @@ -548,6 +562,7 @@ static const struct of_device_id of_dra7xx_pcie_match[] = {
> *
> * To avoid this issue set PCIE_SS1_AXI2OCP_LEGACY_MODE_ENABLE to 1.
> */
> +#ifdef CONFIG_PCI_DRA7XX_EP
> static int dra7xx_pcie_ep_unaligned_memaccess(struct device *dev)
> {
> int ret;
> @@ -578,6 +593,7 @@ static int dra7xx_pcie_ep_unaligned_memaccess(struct device *dev)
>
> return ret;
> }
> +#endif
>
> static int __init dra7xx_pcie_probe(struct platform_device *pdev)
> {
> @@ -681,6 +697,7 @@ static int __init dra7xx_pcie_probe(struct platform_device *pdev)
> dra7xx->link_gen = 2;
>
> switch (mode) {
> +#ifdef CONFIG_PCI_DRA7XX_HOST
> case DW_PCIE_RC_TYPE:
> dra7xx_pcie_writel(dra7xx, PCIECTRL_TI_CONF_DEVICE_TYPE,
> DEVICE_TYPE_RC);
> @@ -688,6 +705,8 @@ static int __init dra7xx_pcie_probe(struct platform_device *pdev)
> if (ret < 0)
> goto err_gpio;
> break;
> +#endif
> +#ifdef CONFIG_PCI_DRA7XX_EP
> case DW_PCIE_EP_TYPE:
> dra7xx_pcie_writel(dra7xx, PCIECTRL_TI_CONF_DEVICE_TYPE,
> DEVICE_TYPE_EP);
> @@ -700,6 +719,7 @@ static int __init dra7xx_pcie_probe(struct platform_device *pdev)
> if (ret < 0)
> goto err_gpio;
> break;
> +#endif
> default:
> dev_err(dev, "INVALID device type %d\n", mode);
> }
>
Thanks
Kishon
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