From: Davide Ciminaghi <cimina...@gnudd.com>
Use struct sta2x11_instance for storing a pointer to an array
of struct clk pointers representing the set of clocks belonging
to a single connext chip.
Since sta2x11_instance is an opaque type, we also add functions to
access the new field.
Signed-off-by: Davide Ciminaghi <cimina...@gnudd.com>
---
arch/x86/include/asm/sta2x11.h | 16 ++++++++++++++++
arch/x86/pci/sta2x11-fixup.c | 14 ++++++++++++++
2 files changed, 30 insertions(+), 0 deletions(-)
diff --git a/arch/x86/include/asm/sta2x11.h b/arch/x86/include/asm/sta2x11.h
index e9d32df..2b5d8bc 100644
--- a/arch/x86/include/asm/sta2x11.h
+++ b/arch/x86/include/asm/sta2x11.h
@@ -5,8 +5,24 @@
#define __ASM_STA2X11_H
#include <linux/pci.h>
+#include <linux/clk.h>
/* This needs to be called from the MFD to configure its sub-devices */
struct sta2x11_instance *sta2x11_get_instance(struct pci_dev *pdev);
+/*
+ * Return instance id
+ */
+int sta2x11_get_instance_id(struct sta2x11_instance *instance);
+
+/*
+ * Add clks array to instance. This is called by clock common API
+ */
+void sta2x11_instance_add_clks(struct sta2x11_instance *, struct clk **);
+
+/*
+ * Returns clks array of instance. This is called by clock common API
+ */
+struct clk **sta2x11_instance_get_clks(struct sta2x11_instance *);
+
#endif /* __ASM_STA2X11_H */
diff --git a/arch/x86/pci/sta2x11-fixup.c b/arch/x86/pci/sta2x11-fixup.c
index 9d8a509..478c228 100644
--- a/arch/x86/pci/sta2x11-fixup.c
+++ b/arch/x86/pci/sta2x11-fixup.c
@@ -27,6 +27,8 @@
#include <linux/export.h>
#include <linux/list.h>
+#include <asm/sta2x11.h>
+
#define STA2X11_SWIOTLB_SIZE (4*1024*1024)
extern int swiotlb_late_init_with_default_size(size_t default_size);
@@ -52,6 +54,7 @@ struct sta2x11_instance {
struct list_head list;
int bus0;
struct sta2x11_mapping map[STA2X11_NR_EP];
+ struct clk **clks;
};
static LIST_HEAD(sta2x11_instance_list);
@@ -78,6 +81,17 @@ static void sta2x11_new_instance(struct pci_dev *pdev)
}
DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_STMICRO, 0xcc17, sta2x11_new_instance);
+void sta2x11_instance_add_clks(struct sta2x11_instance *instance,
+ struct clk **clks)
+{
+ instance->clks = clks;
+}
+
+struct clk **sta2x11_instance_get_clks(struct sta2x11_instance *instance)
+{
+ return instance->clks;
+}
+
/*
* Utility functions used in this file from below
*/
--
1.7.9.1
--
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