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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /drivers/parisc/gsc.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'drivers/parisc/gsc.h')
-rw-r--r--drivers/parisc/gsc.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/parisc/gsc.h b/drivers/parisc/gsc.h
new file mode 100644
index 00000000..b9d7bfb6
--- /dev/null
+++ b/drivers/parisc/gsc.h
@@ -0,0 +1,47 @@
+/*
+ * drivers/parisc/gsc.h
+ * Declarations for functions in gsc.c
+ * Copyright (c) 2000-2002 Helge Deller, Matthew Wilcox
+ *
+ * Distributed under the terms of the GPL, version 2
+ */
+
+#include <linux/interrupt.h>
+#include <asm/hardware.h>
+#include <asm/parisc-device.h>
+
+#define OFFSET_IRR 0x0000 /* Interrupt request register */
+#define OFFSET_IMR 0x0004 /* Interrupt mask register */
+#define OFFSET_IPR 0x0008 /* Interrupt pending register */
+#define OFFSET_ICR 0x000C /* Interrupt control register */
+#define OFFSET_IAR 0x0010 /* Interrupt address register */
+
+/* PA I/O Architected devices support at least 5 bits in the EIM register. */
+#define GSC_EIM_WIDTH 5
+
+struct gsc_irq {
+ unsigned long txn_addr; /* IRQ "target" */
+ int txn_data; /* HW "IRQ" */
+ int irq; /* virtual IRQ */
+};
+
+struct gsc_asic {
+ struct parisc_device *gsc;
+ unsigned long hpa;
+ char *name;
+ int version;
+ int type;
+ int eim;
+ int global_irq[32];
+};
+
+int gsc_common_setup(struct parisc_device *parent, struct gsc_asic *gsc_asic);
+int gsc_alloc_irq(struct gsc_irq *dev); /* dev needs an irq */
+int gsc_claim_irq(struct gsc_irq *dev, int irq); /* dev needs this irq */
+int gsc_assign_irq(struct irq_chip *type, void *data);
+int gsc_find_local_irq(unsigned int irq, int *global_irq, int limit);
+void gsc_fixup_irqs(struct parisc_device *parent, void *ctrl,
+ void (*choose)(struct parisc_device *child, void *ctrl));
+void gsc_asic_assign_irq(struct gsc_asic *asic, int local_irq, int *irqp);
+
+irqreturn_t gsc_asic_intr(int irq, void *dev);