diff options
| -rw-r--r-- | drivers/serial/8250_pci.c | 40 |
1 files changed, 22 insertions, 18 deletions
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c index c43de35a6c9d..7ca07651c10c 100644 --- a/drivers/serial/8250_pci.c +++ b/drivers/serial/8250_pci.c @@ -63,6 +63,8 @@ struct pciserial_board { unsigned int first_offset; }; +struct serial_private; + /* * init function returns: * > 0 - number of ports @@ -75,7 +77,7 @@ struct pci_serial_quirk { u32 subvendor; u32 subdevice; int (*init)(struct pci_dev *dev); - int (*setup)(struct pci_dev *dev, struct pciserial_board *, + int (*setup)(struct serial_private *, struct pciserial_board *, struct uart_port *port, int idx); void (*exit)(struct pci_dev *dev); }; @@ -83,6 +85,7 @@ struct pci_serial_quirk { #define PCI_NUM_BAR_RESOURCES 6 struct serial_private { + struct pci_dev *dev; unsigned int nr; void __iomem *remapped_bar[PCI_NUM_BAR_RESOURCES]; struct pci_serial_quirk *quirk; @@ -101,10 +104,10 @@ static void moan_device(const char *str, struct pci_dev *dev) } static int -setup_port(struct pci_dev *dev, struct uart_port *port, +setup_port(struct serial_private *priv, struct uart_port *port, int bar, int offset, int regshift) { - struct serial_private *priv = pci_get_drvdata(dev); + struct pci_dev *dev = priv->dev; unsigned long base, len; if (bar >= PCI_NUM_BAR_RESOURCES) @@ -140,7 +143,7 @@ setup_port(struct pci_dev *dev, struct uart_port *port, * Not that ugly ;) -- HW */ static int -afavlab_setup(struct pci_dev *dev, struct pciserial_board *board, +afavlab_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar, offset = board->first_offset; @@ -153,7 +156,7 @@ afavlab_setup(struct pci_dev *dev, struct pciserial_board *board, offset += (idx - 4) * board->uart_offset; } - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* @@ -193,13 +196,13 @@ static int __devinit pci_hp_diva_init(struct pci_dev *dev) * some serial ports are supposed to be hidden on certain models. */ static int -pci_hp_diva_setup(struct pci_dev *dev, struct pciserial_board *board, +pci_hp_diva_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int offset = board->first_offset; unsigned int bar = FL_GET_BASE(board->flags); - switch (dev->subsystem_device) { + switch (priv->dev->subsystem_device) { case PCI_DEVICE_ID_HP_DIVA_MAESTRO: if (idx == 3) idx++; @@ -216,7 +219,7 @@ pci_hp_diva_setup(struct pci_dev *dev, struct pciserial_board *board, offset += idx * board->uart_offset; - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* @@ -311,7 +314,7 @@ static void __devexit pci_plx9050_exit(struct pci_dev *dev) /* SBS Technologies Inc. PMC-OCTPRO and P-OCTAL cards */ static int -sbs_setup(struct pci_dev *dev, struct pciserial_board *board, +sbs_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar, offset = board->first_offset; @@ -327,7 +330,7 @@ sbs_setup(struct pci_dev *dev, struct pciserial_board *board, } else /* we have only 8 ports on PMC-OCTALPRO */ return 1; - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* @@ -543,7 +546,7 @@ static int __devinit pci_timedia_init(struct pci_dev *dev) * Ugh, this is ugly as all hell --- TYT */ static int -pci_timedia_setup(struct pci_dev *dev, struct pciserial_board *board, +pci_timedia_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar = 0, offset = board->first_offset; @@ -569,14 +572,14 @@ pci_timedia_setup(struct pci_dev *dev, struct pciserial_board *board, bar = idx - 2; } - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* * Some Titan cards are also a little weird */ static int -titan_400l_800l_setup(struct pci_dev *dev, +titan_400l_800l_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { @@ -594,7 +597,7 @@ titan_400l_800l_setup(struct pci_dev *dev, offset = (idx - 2) * board->uart_offset; } - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } static int __devinit pci_xircom_init(struct pci_dev *dev) @@ -614,7 +617,7 @@ static int __devinit pci_netmos_init(struct pci_dev *dev) } static int -pci_default_setup(struct pci_dev *dev, struct pciserial_board *board, +pci_default_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar, offset = board->first_offset, maxnr; @@ -625,13 +628,13 @@ pci_default_setup(struct pci_dev *dev, struct pciserial_board *board, else offset += idx * board->uart_offset; - maxnr = (pci_resource_len(dev, bar) - board->first_offset) / + maxnr = (pci_resource_len(priv->dev, bar) - board->first_offset) / (8 << board->reg_shift); if (board->flags & FL_REGION_SZ_CAP && idx >= maxnr) return 1; - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* This should be in linux/pci_ids.h */ @@ -1612,6 +1615,7 @@ pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent) memset(priv, 0, sizeof(struct serial_private) + sizeof(unsigned int) * nr_ports); + priv->dev = dev; priv->quirk = quirk; pci_set_drvdata(dev, priv); @@ -1622,7 +1626,7 @@ pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent) serial_port.dev = &dev->dev; for (i = 0; i < nr_ports; i++) { - if (quirk->setup(dev, board, &serial_port, i)) + if (quirk->setup(priv, board, &serial_port, i)) break; #ifdef SERIAL_DEBUG_PCI |