Initial Contribution
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142
Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/arch/arm/mach-msm/avs.h b/arch/arm/mach-msm/avs.h
new file mode 100644
index 0000000..a549e9d
--- /dev/null
+++ b/arch/arm/mach-msm/avs.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2009, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef AVS_H
+#define AVS_H
+
+#define VOLTAGE_MIN 1000 /* mV */
+#define VOLTAGE_MAX 1250
+#define VOLTAGE_STEP 25
+
+int __init avs_init(int (*set_vdd)(int), u32 freq_cnt, u32 freq_idx);
+void __exit avs_exit(void);
+
+int avs_adjust_freq(u32 freq_index, int begin);
+
+/* Routines exported from avs_hw.S */
+#ifdef CONFIG_MSM_CPU_AVS
+u32 avs_test_delays(void);
+#else
+static inline u32 avs_test_delays(void)
+{ return 0; }
+#endif
+
+#ifdef CONFIG_MSM_AVS_HW
+u32 avs_reset_delays(u32 avsdscr);
+u32 avs_get_avscsr(void);
+u32 avs_get_avsdscr(void);
+u32 avs_get_tscsr(void);
+void avs_set_tscsr(u32 to_tscsr);
+void avs_disable(void);
+#else
+static inline u32 avs_reset_delays(u32 avsdscr)
+{ return 0; }
+static inline u32 avs_get_avscsr(void)
+{ return 0; }
+static inline u32 avs_get_avsdscr(void)
+{ return 0; }
+static inline u32 avs_get_tscsr(void)
+{ return 0; }
+static inline void avs_set_tscsr(u32 to_tscsr) {}
+static inline void avs_disable(void) {}
+#endif
+
+/*#define AVSDEBUG(x...) pr_info("AVS: " x);*/
+#define AVSDEBUG(...)
+
+#define AVS_DISABLE(cpu) do { \
+ if (get_cpu() == (cpu)) \
+ avs_disable(); \
+ put_cpu(); \
+ } while (0);
+
+#define AVS_ENABLE(cpu, x) do { \
+ if (get_cpu() == (cpu)) \
+ avs_reset_delays((x)); \
+ put_cpu(); \
+ } while (0);
+
+#endif /* AVS_H */