PCI: Update xxx_pcie_ep_raise_irq() and pci_epc_raise_irq() signatures

Change {cdns, dra7xx, artpec6, dw, rockchip}_pcie_ep_raise_irq() and
pci_epc_raise_irq() signature, namely the interrupt_num variable type
from u8 to u16 to accommodate 2048 maximum MSI-X interrupts.

Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Alan Douglas <adouglas@cadence.com>
Acked-by: Shawn Lin <shawn.lin@rock-chips.com>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
Acked-by: Joao Pinto <jpinto@synopsys.com>
Acked-by: Kishon Vijay Abraham I <kishon@ti.com>

8 files changed, 12 insertions, 11 deletions

diff --git a/drivers/pci/controller/dwc/pci-dra7xx.c b/drivers/pci/controller/dwc/pci-dra7xx.c
index 345aab56ce8b..ce9224a36f62 100644
--- a/drivers/pci/controller/dwc/pci-dra7xx.c
+++ b/drivers/pci/controller/dwc/pci-dra7xx.c
@@ -370,7 +370,7 @@ static void dra7xx_pcie_raise_msi_irq(struct dra7xx_pcie *dra7xx,
 }
 
 static int dra7xx_pcie_raise_irq(struct dw_pcie_ep *ep, u8 func_no,
-                                 enum pci_epc_irq_type type, u8 interrupt_num)
+                                 enum pci_epc_irq_type type, u16 interrupt_num)
 {
         struct dw_pcie *pci = to_dw_pcie_from_ep(ep);
         struct dra7xx_pcie *dra7xx = to_dra7xx_pcie(pci);
diff --git a/drivers/pci/controller/dwc/pcie-artpec6.c b/drivers/pci/controller/dwc/pcie-artpec6.c
index 128b182648b3..dba83abfe764 100644
--- a/drivers/pci/controller/dwc/pcie-artpec6.c
+++ b/drivers/pci/controller/dwc/pcie-artpec6.c
@@ -427,7 +427,7 @@ static void artpec6_pcie_ep_init(struct dw_pcie_ep *ep)
 }
 
 static int artpec6_pcie_raise_irq(struct dw_pcie_ep *ep, u8 func_no,
-                                  enum pci_epc_irq_type type, u8 interrupt_num)
+                                  enum pci_epc_irq_type type, u16 interrupt_num)
 {
         struct dw_pcie *pci = to_dw_pcie_from_ep(ep);
 
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
index 04092a7aba89..69d039de2af6 100644
--- a/drivers/pci/controller/dwc/pcie-designware-ep.c
+++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
@@ -242,7 +242,7 @@ static int dw_pcie_ep_set_msi(struct pci_epc *epc, u8 func_no, u8 encode_int)
 }
 
 static int dw_pcie_ep_raise_irq(struct pci_epc *epc, u8 func_no,
-                                enum pci_epc_irq_type type, u8 interrupt_num)
+                                enum pci_epc_irq_type type, u16 interrupt_num)
 {
         struct dw_pcie_ep *ep = epc_get_drvdata(epc);
 
diff --git a/drivers/pci/controller/dwc/pcie-designware-plat.c b/drivers/pci/controller/dwc/pcie-designware-plat.c
index a37dc92a03c7..cca69ac63319 100644
--- a/drivers/pci/controller/dwc/pcie-designware-plat.c
+++ b/drivers/pci/controller/dwc/pcie-designware-plat.c
@@ -81,7 +81,7 @@ static void dw_plat_pcie_ep_init(struct dw_pcie_ep *ep)
 
 static int dw_plat_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no,
                                      enum pci_epc_irq_type type,
-                                     u8 interrupt_num)
+                                     u16 interrupt_num)
 {
         struct dw_pcie *pci = to_dw_pcie_from_ep(ep);
 
diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h
index bee4e2535a61..9d581c077329 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -191,7 +191,7 @@ enum dw_pcie_as_type {
 struct dw_pcie_ep_ops {
         void    (*ep_init)(struct dw_pcie_ep *ep);
         int     (*raise_irq)(struct dw_pcie_ep *ep, u8 func_no,
-                             enum pci_epc_irq_type type, u8 interrupt_num);
+                             enum pci_epc_irq_type type, u16 interrupt_num);
 };
 
 struct dw_pcie_ep {
diff --git a/drivers/pci/controller/pcie-cadence-ep.c b/drivers/pci/controller/pcie-cadence-ep.c
index e3fe4124e3af..208d11f27d5d 100644
--- a/drivers/pci/controller/pcie-cadence-ep.c
+++ b/drivers/pci/controller/pcie-cadence-ep.c
@@ -363,7 +363,8 @@ static int cdns_pcie_ep_send_msi_irq(struct cdns_pcie_ep *ep, u8 fn,
 }
 
 static int cdns_pcie_ep_raise_irq(struct pci_epc *epc, u8 fn,
-                                  enum pci_epc_irq_type type, u8 interrupt_num)
+                                  enum pci_epc_irq_type type,
+                                  u16 interrupt_num)
 {
         struct cdns_pcie_ep *ep = epc_get_drvdata(epc);
 
diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c
index 6beba8ed7b84..b8163c56a142 100644
--- a/drivers/pci/controller/pcie-rockchip-ep.c
+++ b/drivers/pci/controller/pcie-rockchip-ep.c
@@ -472,7 +472,7 @@ static int rockchip_pcie_ep_send_msi_irq(struct rockchip_pcie_ep *ep, u8 fn,
 
 static int rockchip_pcie_ep_raise_irq(struct pci_epc *epc, u8 fn,
                                       enum pci_epc_irq_type type,
-                                      u8 interrupt_num)
+                                      u16 interrupt_num)
 {
         struct rockchip_pcie_ep *ep = epc_get_drvdata(epc);
 
diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c
index 7d77bd0e5d4a..c72e656e7e29 100644
--- a/drivers/pci/endpoint/pci-epc-core.c
+++ b/drivers/pci/endpoint/pci-epc-core.c
@@ -131,13 +131,13 @@ EXPORT_SYMBOL_GPL(pci_epc_start);
  * pci_epc_raise_irq() - interrupt the host system
  * @epc: the EPC device which has to interrupt the host
  * @func_no: the endpoint function number in the EPC device
- * @type: specify the type of interrupt; legacy or MSI
- * @interrupt_num: the MSI interrupt number
+ * @type: specify the type of interrupt; legacy, MSI or MSI-X
+ * @interrupt_num: the MSI or MSI-X interrupt number
  *
- * Invoke to raise an MSI or legacy interrupt
+ * Invoke to raise an legacy, MSI or MSI-X interrupt
  */
 int pci_epc_raise_irq(struct pci_epc *epc, u8 func_no,
-                      enum pci_epc_irq_type type, u8 interrupt_num)
+                      enum pci_epc_irq_type type, u16 interrupt_num)
 {
         int ret;
         unsigned long flags;