3f2bc4d6eb
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142 Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/*
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* Copyright (c) 2009, Code Aurora Forum. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef AVS_H
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#define AVS_H
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#define VOLTAGE_MIN 1000 /* mV */
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#define VOLTAGE_MAX 1250
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#define VOLTAGE_STEP 25
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int __init avs_init(int (*set_vdd)(int), u32 freq_cnt, u32 freq_idx);
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void __exit avs_exit(void);
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int avs_adjust_freq(u32 freq_index, int begin);
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/* Routines exported from avs_hw.S */
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#ifdef CONFIG_MSM_CPU_AVS
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u32 avs_test_delays(void);
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#else
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static inline u32 avs_test_delays(void)
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{ return 0; }
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#endif
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#ifdef CONFIG_MSM_AVS_HW
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u32 avs_reset_delays(u32 avsdscr);
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u32 avs_get_avscsr(void);
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u32 avs_get_avsdscr(void);
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u32 avs_get_tscsr(void);
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void avs_set_tscsr(u32 to_tscsr);
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void avs_disable(void);
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#else
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static inline u32 avs_reset_delays(u32 avsdscr)
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{ return 0; }
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static inline u32 avs_get_avscsr(void)
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{ return 0; }
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static inline u32 avs_get_avsdscr(void)
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{ return 0; }
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static inline u32 avs_get_tscsr(void)
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{ return 0; }
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static inline void avs_set_tscsr(u32 to_tscsr) {}
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static inline void avs_disable(void) {}
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#endif
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/*#define AVSDEBUG(x...) pr_info("AVS: " x);*/
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#define AVSDEBUG(...)
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#define AVS_DISABLE(cpu) do { \
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if (get_cpu() == (cpu)) \
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avs_disable(); \
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put_cpu(); \
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} while (0);
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#define AVS_ENABLE(cpu, x) do { \
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if (get_cpu() == (cpu)) \
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avs_reset_delays((x)); \
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put_cpu(); \
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} while (0);
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#endif /* AVS_H */
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