genirq: Rename irq_data_get_msi() as irq_data_get_msi_desc()

Rename irq_data_get_msi() as irq_data_get_msi_desc() to keep consistency
with other irq_data access helpers.
Signed-off-by: NJiang Liu <jiang.liu@linux.intel.com>
Acked-by: NBjorn Helgaas <bhelgaas@google.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>

drivers/pci/host/pcie-designware.c

@@ -326,7 +326,7 @@ static int dw_msi_setup_irq(struct msi_controller *chip, struct pci_dev *pdev,
 static void dw_msi_teardown_irq(struct msi_controller *chip, unsigned int irq)
 {
 	struct irq_data *data = irq_get_irq_data(irq);
-	struct msi_desc *msi = irq_data_get_msi(data);
+	struct msi_desc *msi = irq_data_get_msi_desc(data);
 	struct pcie_port *pp = sys_to_pcie(msi->dev->bus->sysdata);
 
 	clear_irq_range(pp, irq, 1, data->hwirq);

drivers/pci/msi.c

@@ -249,7 +249,7 @@ static void msix_mask_irq(struct msi_desc *desc, u32 flag)
 
 static void msi_set_mask_bit(struct irq_data *data, u32 flag)
 {
-	struct msi_desc *desc = irq_data_get_msi(data);
+	struct msi_desc *desc = irq_data_get_msi_desc(data);
 
 	if (desc->msi_attrib.is_msix) {
 		msix_mask_irq(desc, flag);

include/linux/irq.h

@@ -638,7 +638,7 @@ static inline struct msi_desc *irq_get_msi_desc(unsigned int irq)
 	return d ? d->msi_desc : NULL;
 }
 
-static inline struct msi_desc *irq_data_get_msi(struct irq_data *d)
+static inline struct msi_desc *irq_data_get_msi_desc(struct irq_data *d)
 {
 	return d->msi_desc;
 }