Push the logic to talk with the MSI/MSI-X interrupt controller to the FDT

attachment. This is where it will live when we import intrng as it will
need to look at either the msi-parent or msi-map FDT properties.

Obtained from:	ABT Systems Ltd
Sponsored by:	The FreeBSD Foundation

2 files changed, 76 insertions, 11 deletions

diff --git a/sys/arm64/cavium/thunder_pcie_pem.c b/sys/arm64/cavium/thunder_pcie_pem.c
index e9e9c1a..78514b9 100644
--- a/sys/arm64/cavium/thunder_pcie_pem.c
+++ b/sys/arm64/cavium/thunder_pcie_pem.c
@@ -128,9 +128,9 @@ static struct resource * thunder_pem_alloc_resource(device_t, device_t, int,
     int *, rman_res_t, rman_res_t, rman_res_t, u_int);
 static int thunder_pem_alloc_msi(device_t, device_t, int, int, int *);
 static int thunder_pem_release_msi(device_t, device_t, int, int *);
-static int thunder_pem_map_msi(device_t, device_t, int, uint64_t *, uint32_t *);
 static int thunder_pem_alloc_msix(device_t, device_t, int *);
 static int thunder_pem_release_msix(device_t, device_t, int);
+static int thunder_pem_map_msi(device_t, device_t, int, uint64_t *, uint32_t *);
 static int thunder_pem_attach(device_t);
 static int thunder_pem_deactivate_resource(device_t, device_t, int, int,
     struct resource *);
@@ -177,11 +177,11 @@ static device_method_t thunder_pem_methods[] = {
 	DEVMETHOD(pcib_maxslots,		thunder_pem_maxslots),
 	DEVMETHOD(pcib_read_config,		thunder_pem_read_config),
 	DEVMETHOD(pcib_write_config,		thunder_pem_write_config),
-	DEVMETHOD(pcib_map_msi,			thunder_pem_map_msi),
 	DEVMETHOD(pcib_alloc_msix,		thunder_pem_alloc_msix),
 	DEVMETHOD(pcib_release_msix,		thunder_pem_release_msix),
 	DEVMETHOD(pcib_alloc_msi,		thunder_pem_alloc_msi),
 	DEVMETHOD(pcib_release_msi,		thunder_pem_release_msi),
+	DEVMETHOD(pcib_map_msi,			thunder_pem_map_msi),
 
 	DEVMETHOD_END
 };
@@ -327,37 +327,48 @@ static int
 thunder_pem_alloc_msi(device_t pci, device_t child, int count, int maxcount,
     int *irqs)
 {
+	device_t bus;
 
-	return (arm_alloc_msi(pci, child, count, maxcount, irqs));
+	bus = device_get_parent(pci);
+	return (PCIB_ALLOC_MSI(device_get_parent(bus), child, count, maxcount,
+	    irqs));
 }
 
 static int
 thunder_pem_release_msi(device_t pci, device_t child, int count, int *irqs)
 {
+	device_t bus;
 
-	return (arm_release_msi(pci, child, count, irqs));
+	bus = device_get_parent(pci);
+	return (PCIB_RELEASE_MSI(device_get_parent(bus), child, count, irqs));
 }
 
 static int
-thunder_pem_map_msi(device_t pci, device_t child, int irq, uint64_t *addr,
-    uint32_t *data)
+thunder_pem_alloc_msix(device_t pci, device_t child, int *irq)
 {
+	device_t bus;
 
-	return (arm_map_msi(pci, child, irq, addr, data));
+	bus = device_get_parent(pci);
+	return (PCIB_ALLOC_MSIX(device_get_parent(bus), child, irq));
 }
 
 static int
-thunder_pem_alloc_msix(device_t pci, device_t child, int *irq)
+thunder_pem_release_msix(device_t pci, device_t child, int irq)
 {
+	device_t bus;
 
-	return (arm_alloc_msix(pci, child, irq));
+	bus = device_get_parent(pci);
+	return (PCIB_RELEASE_MSIX(device_get_parent(bus), child, irq));
 }
 
 static int
-thunder_pem_release_msix(device_t pci, device_t child, int irq)
+thunder_pem_map_msi(device_t pci, device_t child, int irq, uint64_t *addr,
+    uint32_t *data)
 {
+	device_t bus;
 
-	return (arm_release_msix(pci, child, irq));
+	bus = device_get_parent(pci);
+	return (PCIB_MAP_MSI(device_get_parent(bus), child, irq, addr, data));
 }
 
 static int
diff --git a/sys/arm64/cavium/thunder_pcie_pem_fdt.c b/sys/arm64/cavium/thunder_pcie_pem_fdt.c
index 39fed31..7c3a436 100644
--- a/sys/arm64/cavium/thunder_pcie_pem_fdt.c
+++ b/sys/arm64/cavium/thunder_pcie_pem_fdt.c
@@ -51,15 +51,32 @@ __FBSDID("$FreeBSD$");
 #include <dev/pci/pcib_private.h>
 #include <dev/pci/pci_host_generic.h>
 
+#include <machine/intr.h>
+
 #include "thunder_pcie_common.h"
 #include "thunder_pcie_pem.h"
 
+#include "pcib_if.h"
+
 static int thunder_pem_fdt_probe(device_t);
+static int thunder_pem_fdt_alloc_msix(device_t, device_t, int *);
+static int thunder_pem_fdt_release_msix(device_t, device_t, int);
+static int thunder_pem_fdt_alloc_msi(device_t, device_t, int, int, int *);
+static int thunder_pem_fdt_release_msi(device_t, device_t, int, int *);
+static int thunder_pem_fdt_map_msi(device_t, device_t, int, uint64_t *,
+    uint32_t *);
 
 static device_method_t thunder_pem_fdt_methods[] = {
 	/* Device interface */
 	DEVMETHOD(device_probe,		thunder_pem_fdt_probe),
 
+	/* pcib interface */
+	DEVMETHOD(pcib_alloc_msix,	thunder_pem_fdt_alloc_msix),
+	DEVMETHOD(pcib_release_msix,	thunder_pem_fdt_release_msix),
+	DEVMETHOD(pcib_alloc_msi,	thunder_pem_fdt_alloc_msi),
+	DEVMETHOD(pcib_release_msi,	thunder_pem_fdt_release_msi),
+	DEVMETHOD(pcib_map_msi,		thunder_pem_fdt_map_msi),
+
 	/* End */
 	DEVMETHOD_END
 };
@@ -88,3 +105,40 @@ thunder_pem_fdt_probe(device_t dev)
 
 	return (ENXIO);
 }
+
+static int
+thunder_pem_fdt_alloc_msi(device_t pci, device_t child, int count, int maxcount,
+    int *irqs)
+{
+
+	return (arm_alloc_msi(pci, child, count, maxcount, irqs));
+}
+
+static int
+thunder_pem_fdt_release_msi(device_t pci, device_t child, int count, int *irqs)
+{
+
+	return (arm_release_msi(pci, child, count, irqs));
+}
+
+static int
+thunder_pem_fdt_alloc_msix(device_t pci, device_t child, int *irq)
+{
+
+	return (arm_alloc_msix(pci, child, irq));
+}
+
+static int
+thunder_pem_fdt_release_msix(device_t pci, device_t child, int irq)
+{
+
+	return (arm_release_msix(pci, child, irq));
+}
+
+static int
+thunder_pem_fdt_map_msi(device_t pci, device_t child, int irq, uint64_t *addr,
+    uint32_t *data)
+{
+
+	return (arm_map_msi(pci, child, irq, addr, data));
+}