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stmmac: pci: Make stmmac_pci_info structure constant

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By removing the PCI device reference from the structure and passing it
as parameters to the interested functions, we can make quark_pci_info
const.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jan Kiszka 2017-06-22 08:17:57 +02:00 committed by David S. Miller
parent 53fa1a6f33
commit c5d5287ef0
1 changed files with 11 additions and 12 deletions
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23
drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
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@ -38,17 +38,17 @@ struct stmmac_pci_dmi_data {
};
struct stmmac_pci_info {
struct pci_dev *pdev;
int (*setup)(struct plat_stmmacenet_data *plat,
struct stmmac_pci_info *info);
int (*setup)(struct pci_dev *pdev, struct plat_stmmacenet_data *plat,
const struct stmmac_pci_info *info);
struct stmmac_pci_dmi_data *dmi;
};
static int stmmac_pci_find_phy_addr(struct stmmac_pci_info *info)
static int stmmac_pci_find_phy_addr(struct pci_dev *pdev,
const struct stmmac_pci_info *info)
{
const char *name = dmi_get_system_info(DMI_BOARD_NAME);
const char *asset_tag = dmi_get_system_info(DMI_BOARD_ASSET_TAG);
unsigned int func = PCI_FUNC(info->pdev->devfn);
unsigned int func = PCI_FUNC(pdev->devfn);
struct stmmac_pci_dmi_data *dmi;
/*
@ -114,10 +114,10 @@ static void stmmac_default_data(struct plat_stmmacenet_data *plat)
/* TODO: AXI */
}
static int quark_default_data(struct plat_stmmacenet_data *plat,
struct stmmac_pci_info *info)
static int quark_default_data(struct pci_dev *pdev,
struct plat_stmmacenet_data *plat,
const struct stmmac_pci_info *info)
{
struct pci_dev *pdev = info->pdev;
int ret;
/* Set common default data first */
@ -127,7 +127,7 @@ static int quark_default_data(struct plat_stmmacenet_data *plat,
* Refuse to load the driver and register net device if MAC controller
* does not connect to any PHY interface.
*/
ret = stmmac_pci_find_phy_addr(info);
ret = stmmac_pci_find_phy_addr(pdev, info);
if (ret < 0)
return ret;
@ -175,7 +175,7 @@ static struct stmmac_pci_dmi_data quark_pci_dmi_data[] = {
{}
};
static struct stmmac_pci_info quark_pci_info = {
static const struct stmmac_pci_info quark_pci_info = {
.setup = quark_default_data,
.dmi = quark_pci_dmi_data,
};
@ -237,9 +237,8 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
pci_set_master(pdev);
if (info) {
info->pdev = pdev;
if (info->setup) {
ret = info->setup(plat, info);
ret = info->setup(pdev, plat, info);
if (ret)
return ret;
}