On Mon, May 30, 2016 at 05:14:14PM +0200, Tomasz Nowicki wrote:
> From: Jayachandran C <jchandra@xxxxxxxxxxxx>
>
> This header will be used from arch/arm64 for ACPI PCI implementation
> so it needs to be moved out of drivers/pci.
>
> Update users of the header file to use the new name. No functional
> changes.
>
> Signed-off-by: Jayachandran C <jchandra@xxxxxxxxxxxx>
> ---
> drivers/pci/ecam.c | 3 +-
> drivers/pci/ecam.h | 67 -------------------------------------
> drivers/pci/host/pci-host-common.c | 3 +-
> drivers/pci/host/pci-host-generic.c | 3 +-
> drivers/pci/host/pci-thunder-ecam.c | 3 +-
> drivers/pci/host/pci-thunder-pem.c | 3 +-
> include/linux/pci-ecam.h | 67 +++++++++++++++++++++++++++++++++++++
> 7 files changed, 72 insertions(+), 77 deletions(-)
> delete mode 100644 drivers/pci/ecam.h
> create mode 100644 include/linux/pci-ecam.h
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>
>
> diff --git a/drivers/pci/ecam.c b/drivers/pci/ecam.c
> index f9832ad..820e26b 100644
> --- a/drivers/pci/ecam.c
> +++ b/drivers/pci/ecam.c
> @@ -19,10 +19,9 @@
> #include <linux/kernel.h>
> #include <linux/module.h>
> #include <linux/pci.h>
> +#include <linux/pci-ecam.h>
> #include <linux/slab.h>
>
> -#include "ecam.h"
> -
> /*
> * On 64-bit systems, we do a single ioremap for the whole config space
> * since we have enough virtual address range available. On 32-bit, we
> diff --git a/drivers/pci/ecam.h b/drivers/pci/ecam.h
> deleted file mode 100644
> index 9878beb..0000000
> --- a/drivers/pci/ecam.h
> +++ /dev/null
> @@ -1,67 +0,0 @@
> -/*
> - * Copyright 2016 Broadcom
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License, version 2, as
> - * published by the Free Software Foundation (the "GPL").
> - *
> - * This program is distributed in the hope that it will be useful, but
> - * WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> - * General Public License version 2 (GPLv2) for more details.
> - *
> - * You should have received a copy of the GNU General Public License
> - * version 2 (GPLv2) along with this source code.
> - */
> -#ifndef DRIVERS_PCI_ECAM_H
> -#define DRIVERS_PCI_ECAM_H
> -
> -#include <linux/kernel.h>
> -#include <linux/platform_device.h>
> -
> -/*
> - * struct to hold pci ops and bus shift of the config window
> - * for a PCI controller.
> - */
> -struct pci_config_window;
> -struct pci_ecam_ops {
> - unsigned int bus_shift;
> - struct pci_ops pci_ops;
> - int (*init)(struct device *,
> - struct pci_config_window *);
> -};
> -
> -/*
> - * struct to hold the mappings of a config space window. This
> - * is expected to be used as sysdata for PCI controllers that
> - * use ECAM.
> - */
> -struct pci_config_window {
> - struct resource res;
> - struct resource busr;
> - void *priv;
> - struct pci_ecam_ops *ops;
> - union {
> - void __iomem *win; /* 64-bit single mapping */
> - void __iomem **winp; /* 32-bit per-bus mapping */
> - };
> -};
> -
> -/* create and free pci_config_window */
> -struct pci_config_window *pci_ecam_create(struct device *dev,
> - struct resource *cfgres, struct resource *busr,
> - struct pci_ecam_ops *ops);
> -void pci_ecam_free(struct pci_config_window *cfg);
> -
> -/* map_bus when ->sysdata is an instance of pci_config_window */
> -void __iomem *pci_ecam_map_bus(struct pci_bus *bus, unsigned int devfn,
> - int where);
> -/* default ECAM ops */
> -extern struct pci_ecam_ops pci_generic_ecam_ops;
> -
> -#ifdef CONFIG_PCI_HOST_GENERIC
> -/* for DT-based PCI controllers that support ECAM */
> -int pci_host_common_probe(struct platform_device *pdev,
> - struct pci_ecam_ops *ops);
> -#endif
> -#endif
> diff --git a/drivers/pci/host/pci-host-common.c b/drivers/pci/host/pci-host-common.c
> index 8cba7ab..c18b9e3 100644
> --- a/drivers/pci/host/pci-host-common.c
> +++ b/drivers/pci/host/pci-host-common.c
> @@ -20,10 +20,9 @@
> #include <linux/module.h>
> #include <linux/of_address.h>
> #include <linux/of_pci.h>
> +#include <linux/pci-ecam.h>
> #include <linux/platform_device.h>
>
> -#include "../ecam.h"
> -
> static int gen_pci_parse_request_of_pci_ranges(struct device *dev,
> struct list_head *resources, struct resource **bus_range)
> {
> diff --git a/drivers/pci/host/pci-host-generic.c b/drivers/pci/host/pci-host-generic.c
> index 6eaceab..f0ca6de 100644
> --- a/drivers/pci/host/pci-host-generic.c
> +++ b/drivers/pci/host/pci-host-generic.c
> @@ -23,10 +23,9 @@
> #include <linux/module.h>
> #include <linux/of_address.h>
> #include <linux/of_pci.h>
> +#include <linux/pci-ecam.h>
> #include <linux/platform_device.h>
>
> -#include "../ecam.h"
> -
> static struct pci_ecam_ops gen_pci_cfg_cam_bus_ops = {
> .bus_shift = 16,
> .pci_ops = {
> diff --git a/drivers/pci/host/pci-thunder-ecam.c b/drivers/pci/host/pci-thunder-ecam.c
> index 540d030..a9fc1c9 100644
> --- a/drivers/pci/host/pci-thunder-ecam.c
> +++ b/drivers/pci/host/pci-thunder-ecam.c
> @@ -11,10 +11,9 @@
> #include <linux/ioport.h>
> #include <linux/of_pci.h>
> #include <linux/of.h>
> +#include <linux/pci-ecam.h>
> #include <linux/platform_device.h>
>
> -#include "../ecam.h"
> -
> static void set_val(u32 v, int where, int size, u32 *val)
> {
> int shift = (where & 3) * 8;
> diff --git a/drivers/pci/host/pci-thunder-pem.c b/drivers/pci/host/pci-thunder-pem.c
> index 9b8ab94..5020d3d 100644
> --- a/drivers/pci/host/pci-thunder-pem.c
> +++ b/drivers/pci/host/pci-thunder-pem.c
> @@ -18,10 +18,9 @@
> #include <linux/module.h>
> #include <linux/of_address.h>
> #include <linux/of_pci.h>
> +#include <linux/pci-ecam.h>
> #include <linux/platform_device.h>
>
> -#include "../ecam.h"
> -
> #define PEM_CFG_WR 0x28
> #define PEM_CFG_RD 0x30
>
> diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h
> new file mode 100644
> index 0000000..9878beb
> --- /dev/null
> +++ b/include/linux/pci-ecam.h
> @@ -0,0 +1,67 @@
> +/*
> + * Copyright 2016 Broadcom
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License, version 2, as
> + * published by the Free Software Foundation (the "GPL").
> + *
> + * This program is distributed in the hope that it will be useful, but
> + * WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> + * General Public License version 2 (GPLv2) for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * version 2 (GPLv2) along with this source code.
> + */
> +#ifndef DRIVERS_PCI_ECAM_H
> +#define DRIVERS_PCI_ECAM_H
> +
> +#include <linux/kernel.h>
> +#include <linux/platform_device.h>
> +
> +/*
> + * struct to hold pci ops and bus shift of the config window
> + * for a PCI controller.
> + */
> +struct pci_config_window;
> +struct pci_ecam_ops {
> + unsigned int bus_shift;
> + struct pci_ops pci_ops;
> + int (*init)(struct device *,
> + struct pci_config_window *);
> +};
> +
> +/*
> + * struct to hold the mappings of a config space window. This
> + * is expected to be used as sysdata for PCI controllers that
> + * use ECAM.
> + */
> +struct pci_config_window {
> + struct resource res;
> + struct resource busr;
> + void *priv;
> + struct pci_ecam_ops *ops;
> + union {
> + void __iomem *win; /* 64-bit single mapping */
> + void __iomem **winp; /* 32-bit per-bus mapping */
> + };
> +};
> +
> +/* create and free pci_config_window */
> +struct pci_config_window *pci_ecam_create(struct device *dev,
> + struct resource *cfgres, struct resource *busr,
> + struct pci_ecam_ops *ops);
> +void pci_ecam_free(struct pci_config_window *cfg);
> +
> +/* map_bus when ->sysdata is an instance of pci_config_window */
> +void __iomem *pci_ecam_map_bus(struct pci_bus *bus, unsigned int devfn,
> + int where);
> +/* default ECAM ops */
> +extern struct pci_ecam_ops pci_generic_ecam_ops;
> +
> +#ifdef CONFIG_PCI_HOST_GENERIC
> +/* for DT-based PCI controllers that support ECAM */
> +int pci_host_common_probe(struct platform_device *pdev,
> + struct pci_ecam_ops *ops);
> +#endif
> +#endif
> --
> 1.9.1
>
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