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authorSteve French <sfrench@us.ibm.com>2011-01-10 02:18:16 +0300
committerSteve French <sfrench@us.ibm.com>2011-01-10 02:18:16 +0300
commitacc6f11272ce4f77c40b1a6292eb198fd6aaf8c3 (patch)
tree2da3a61b6726707a89f1cf93446aabd2fb00e1f0 /arch/arm/plat-omap/omap_device.c
parent7e12eddb73d4f288b0339ee13832a34d6bc4fd90 (diff)
parent0c21e3aaf6ae85bee804a325aa29c325209180fd (diff)
downloadlinux-acc6f11272ce4f77c40b1a6292eb198fd6aaf8c3.tar.xz
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: fs/cifs/dir.c
Diffstat (limited to 'arch/arm/plat-omap/omap_device.c')
-rw-r--r--arch/arm/plat-omap/omap_device.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c
index abe933cd8f09..57adb270767b 100644
--- a/arch/arm/plat-omap/omap_device.c
+++ b/arch/arm/plat-omap/omap_device.c
@@ -280,6 +280,34 @@ static void _add_optional_clock_alias(struct omap_device *od,
/* Public functions for use by core code */
/**
+ * omap_device_get_context_loss_count - get lost context count
+ * @od: struct omap_device *
+ *
+ * Using the primary hwmod, query the context loss count for this
+ * device.
+ *
+ * Callers should consider context for this device lost any time this
+ * function returns a value different than the value the caller got
+ * the last time it called this function.
+ *
+ * If any hwmods exist for the omap_device assoiated with @pdev,
+ * return the context loss counter for that hwmod, otherwise return
+ * zero.
+ */
+u32 omap_device_get_context_loss_count(struct platform_device *pdev)
+{
+ struct omap_device *od;
+ u32 ret = 0;
+
+ od = _find_by_pdev(pdev);
+
+ if (od->hwmods_cnt)
+ ret = omap_hwmod_get_context_loss_count(od->hwmods[0]);
+
+ return ret;
+}
+
+/**
* omap_device_count_resources - count number of struct resource entries needed
* @od: struct omap_device *
*