PCI/MSI: Move cached entry functions to irq core

Required to support non PCI based MSI.

[ tglx: Extracted from Jiangs patch series ]

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 0 insertions, 18 deletions

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index b5bf2f641770..103700e127bf 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -290,24 +290,6 @@ void __pci_read_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
         }
 }
 
-void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
-{
-        /* Assert that the cache is valid, assuming that
-         * valid messages are not all-zeroes. */
-        BUG_ON(!(entry->msg.address_hi | entry->msg.address_lo |
-                 entry->msg.data));
-
-        *msg = entry->msg;
-}
-
-void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg)
-{
-        struct msi_desc *entry = irq_get_msi_desc(irq);
-
-        __get_cached_msi_msg(entry, msg);
-}
-EXPORT_SYMBOL_GPL(get_cached_msi_msg);
-
 void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
 {
         if (entry->dev->current_state != PCI_D0) {