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path: root/drivers/pci/msi.h
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-rw-r--r--drivers/pci/msi.h62
1 files changed, 0 insertions, 62 deletions
diff --git a/drivers/pci/msi.h b/drivers/pci/msi.h
index 62f61b61d2c9..3519eca50d8a 100644
--- a/drivers/pci/msi.h
+++ b/drivers/pci/msi.h
@@ -6,68 +6,6 @@
#ifndef MSI_H
#define MSI_H
-/*
- * MSI operation vector. Used by the msi core code (drivers/pci/msi.c)
- * to abstract platform-specific tasks relating to MSI address generation
- * and resource management.
- */
-struct msi_ops {
- /**
- * setup - generate an MSI bus address and data for a given vector
- * @pdev: PCI device context (in)
- * @vector: vector allocated by the msi core (in)
- * @addr_hi: upper 32 bits of PCI bus MSI address (out)
- * @addr_lo: lower 32 bits of PCI bus MSI address (out)
- * @data: MSI data payload (out)
- *
- * Description: The setup op is used to generate a PCI bus addres and
- * data which the msi core will program into the card MSI capability
- * registers. The setup routine is responsible for picking an initial
- * cpu to target the MSI at. The setup routine is responsible for
- * examining pdev to determine the MSI capabilities of the card and
- * generating a suitable address/data. The setup routine is
- * responsible for allocating and tracking any system resources it
- * needs to route the MSI to the cpu it picks, and for associating
- * those resources with the passed in vector.
- *
- * Returns 0 if the MSI address/data was successfully setup.
- **/
-
- int (*setup) (struct pci_dev *pdev, unsigned int vector,
- u32 *addr_hi, u32 *addr_lo, u32 *data);
-
- /**
- * teardown - release resources allocated by setup
- * @vector: vector context for resources (in)
- *
- * Description: The teardown op is used to release any resources
- * that were allocated in the setup routine associated with the passed
- * in vector.
- **/
-
- void (*teardown) (unsigned int vector);
-
- /**
- * target - retarget an MSI at a different cpu
- * @vector: vector context for resources (in)
- * @cpu: new cpu to direct vector at (in)
- * @addr_hi: new value of PCI bus upper 32 bits (in/out)
- * @addr_lo: new value of PCI bus lower 32 bits (in/out)
- *
- * Description: The target op is used to redirect an MSI vector
- * at a different cpu. addr_hi/addr_lo coming in are the existing
- * values that the MSI core has programmed into the card. The
- * target code is responsible for freeing any resources (if any)
- * associated with the old address, and generating a new PCI bus
- * addr_hi/addr_lo that will redirect the vector at the indicated cpu.
- **/
-
- void (*target) (unsigned int vector, unsigned int cpu,
- u32 *addr_hi, u32 *addr_lo);
-};
-
-extern int msi_register(struct msi_ops *ops);
-
#include <asm/msi.h>
/*