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35b9b535e7
This reverts commit6e2688ca84, reversing changes made to4b7c9de4de. Conflicts: drivers/gpio/wm831x-gpio.c drivers/i2c/busses/Kconfig drivers/net/dm9000.c drivers/net/wireless/airo.c drivers/net/wireless/ath/ar9170/hw.h drivers/net/wireless/ath/ar9170/main.c drivers/net/wireless/ath/ar9170/usb.c drivers/net/wireless/ath/ath5k/ath5k.h drivers/net/wireless/ath/ath5k/attach.c drivers/net/wireless/ath/ath5k/base.c drivers/net/wireless/ath/ath5k/qcu.c drivers/net/wireless/ath/ath5k/reset.c drivers/net/wireless/ath/ath9k/ath9k.h drivers/net/wireless/ath/ath9k/beacon.c drivers/net/wireless/ath/ath9k/eeprom.h drivers/net/wireless/ath/ath9k/eeprom_def.c drivers/net/wireless/ath/ath9k/hw.c drivers/net/wireless/ath/ath9k/hw.h drivers/net/wireless/ath/ath9k/initvals.h drivers/net/wireless/ath/ath9k/main.c drivers/net/wireless/ath/ath9k/pci.c drivers/net/wireless/ath/ath9k/phy.h drivers/net/wireless/ath/ath9k/rc.c drivers/net/wireless/ath/ath9k/xmit.c drivers/net/wireless/ath/regd.h drivers/net/wireless/b43/Kconfig drivers/net/wireless/b43/Makefile drivers/net/wireless/b43/b43.h drivers/net/wireless/b43/dma.c drivers/net/wireless/b43/main.c drivers/net/wireless/b43/pio.c drivers/net/wireless/b43/pio.h drivers/net/wireless/b43/xmit.c drivers/net/wireless/b43legacy/main.c drivers/net/wireless/hostap/hostap_cs.c drivers/net/wireless/hostap/hostap_hw.c drivers/net/wireless/hostap/hostap_pci.c drivers/net/wireless/hostap/hostap_wlan.h drivers/net/wireless/iwlwifi/iwl-3945.c drivers/net/wireless/iwlwifi/iwl-4965.c drivers/net/wireless/iwlwifi/iwl-5000.c drivers/net/wireless/iwlwifi/iwl-agn-rs.c drivers/net/wireless/iwlwifi/iwl-agn.c drivers/net/wireless/iwlwifi/iwl-core.c drivers/net/wireless/iwlwifi/iwl-core.h drivers/net/wireless/iwlwifi/iwl-dev.h drivers/net/wireless/iwlwifi/iwl-helpers.h drivers/net/wireless/iwlwifi/iwl-rx.c drivers/net/wireless/iwlwifi/iwl-scan.c drivers/net/wireless/iwlwifi/iwl-tx.c drivers/net/wireless/iwlwifi/iwl3945-base.c drivers/net/wireless/libertas/if_sdio1.c drivers/net/wireless/p54/eeprom.c drivers/net/wireless/p54/p54pci.c drivers/net/wireless/p54/p54usb.c drivers/net/wireless/p54/txrx.c drivers/net/wireless/rndis_wlan.c drivers/net/wireless/rtl818x/rtl8180_dev.c drivers/net/wireless/wl12xx/wl1251_debugfs.c drivers/net/wireless/wl12xx/wl1251_sdio.c drivers/usb/serial/option.c net/bluetooth/rfcomm/core.c
60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
#ifndef LINUX_MSI_H
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#define LINUX_MSI_H
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#include <linux/list.h>
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struct msi_msg {
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u32 address_lo; /* low 32 bits of msi message address */
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u32 address_hi; /* high 32 bits of msi message address */
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u32 data; /* 16 bits of msi message data */
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};
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/* Helper functions */
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struct irq_data;
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struct msi_desc;
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extern void mask_msi_irq(struct irq_data *data);
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extern void unmask_msi_irq(struct irq_data *data);
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extern void __read_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
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extern void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
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extern void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
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extern void read_msi_msg(unsigned int irq, struct msi_msg *msg);
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extern void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg);
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extern void write_msi_msg(unsigned int irq, struct msi_msg *msg);
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struct msi_desc {
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struct {
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__u8 is_msix : 1;
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__u8 multiple: 3; /* log2 number of messages */
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__u8 maskbit : 1; /* mask-pending bit supported ? */
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__u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */
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__u8 pos; /* Location of the msi capability */
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__u16 entry_nr; /* specific enabled entry */
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unsigned default_irq; /* default pre-assigned irq */
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} msi_attrib;
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u32 masked; /* mask bits */
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unsigned int irq;
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struct list_head list;
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union {
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void __iomem *mask_base;
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u8 mask_pos;
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};
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struct pci_dev *dev;
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/* Last set MSI message */
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struct msi_msg msg;
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};
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/*
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* The arch hook for setup up msi irqs
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*/
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int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc);
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void arch_teardown_msi_irq(unsigned int irq);
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extern int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type);
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extern void arch_teardown_msi_irqs(struct pci_dev *dev);
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extern int arch_msi_check_device(struct pci_dev* dev, int nvec, int type);
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#endif /* LINUX_MSI_H */
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