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authorMichael Buesch <mb@bu3sch.de>2008-03-30 00:10:50 +0100
committerJohn W. Linville <linville@tuxdriver.com>2008-04-08 15:05:57 -0400
commit8fe2b65a18e49bfde56a59ed4ab3fc7aa0c2f325 (patch)
treea813fe635b7a8c248c586de847d1501c4ccaab6b /include/linux/ssb
parent5100d5ac81b9330dc57e35adbe50923ba6107b8f (diff)
downloadop-kernel-dev-8fe2b65a18e49bfde56a59ed4ab3fc7aa0c2f325.zip
op-kernel-dev-8fe2b65a18e49bfde56a59ed4ab3fc7aa0c2f325.tar.gz
ssb: Turn suspend/resume upside down
Turn the SSB bus suspend mechanism upside down. Instead of deciding by an internal reference count when to suspend/resume, let the parent bus call us in their suspend/resume routine. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/linux/ssb')
-rw-r--r--include/linux/ssb/ssb.h10
-rw-r--r--include/linux/ssb/ssb_driver_chipcommon.h3
2 files changed, 8 insertions, 5 deletions
diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h
index 8644e03..a8ca396 100644
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
@@ -260,9 +260,6 @@ struct ssb_bus {
struct ssb_device devices[SSB_MAX_NR_CORES];
u8 nr_devices;
- /* Reference count. Number of suspended devices. */
- u8 suspend_cnt;
-
/* Software ID number for this bus. */
unsigned int busnumber;
@@ -334,6 +331,13 @@ extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
extern void ssb_bus_unregister(struct ssb_bus *bus);
+/* Suspend a SSB bus.
+ * Call this from the parent bus suspend routine. */
+extern int ssb_bus_suspend(struct ssb_bus *bus);
+/* Resume a SSB bus.
+ * Call this from the parent bus resume routine. */
+extern int ssb_bus_resume(struct ssb_bus *bus);
+
extern u32 ssb_clockspeed(struct ssb_bus *bus);
/* Is the device enabled in hardware? */
diff --git a/include/linux/ssb/ssb_driver_chipcommon.h b/include/linux/ssb/ssb_driver_chipcommon.h
index b548a54..7d7e03d 100644
--- a/include/linux/ssb/ssb_driver_chipcommon.h
+++ b/include/linux/ssb/ssb_driver_chipcommon.h
@@ -367,8 +367,7 @@ static inline bool ssb_chipco_available(struct ssb_chipcommon *cc)
extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);
-#include <linux/pm.h>
-extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state);
+extern void ssb_chipco_suspend(struct ssb_chipcommon *cc);
extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
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