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PCI: PCIe portdrv: Use driver data to simplify code

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PCI Express port driver extension, as defined by struct
pcie_port_device_ext in portdrv.h, is allocated and initialized, but
never used (it also is never freed).  Extend it to hold the PCI Express
port type as well as the port interrupt mode, change its name and use it
to simplify the code in portdrv_core.c .

Additionally, remove the redundant interrupt_mode member of struct
pcie_device defined in include/linux/pcieport_if.h .

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Rafael J. Wysocki
2009-01-13 14:38:34 +01:00
committed by Jesse Barnes
parent e496b617b4
commit 1bf83e558c
3 changed files with 39 additions and 62 deletions
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5
drivers/pci/pcie/portdrv.h
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@ -28,8 +28,9 @@
#define get_descriptor_id(type, service) (((type - 4) << 4) | service)
struct pcie_port_device_ext {
int interrupt_mode; /* [0:INTx | 1:MSI | 2:MSI-X] */
struct pcie_port_data {
int port_type; /* Type of the port */
int port_irq_mode; /* [0:INTx | 1:MSI | 2:MSI-X] */
};
extern struct bus_type pcie_port_bus_type;