/* * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. * Copyright 2011 Florian Tobias Schandinat * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License as published by the Free Software Foundation; * either version 2, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even * the implied warranty of MERCHANTABILITY or FITNESS FOR * A PARTICULAR PURPOSE.See the GNU General Public License * for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* * clock and PLL management functions */ #ifndef __VIA_CLOCK_H__ #define __VIA_CLOCK_H__ #include enum via_clksrc { VIA_CLKSRC_X1 = 0, VIA_CLKSRC_TVX1, VIA_CLKSRC_TVPLL, VIA_CLKSRC_DVP1TVCLKR, VIA_CLKSRC_CAP0, VIA_CLKSRC_CAP1, }; struct via_pll_config { u16 multiplier; u8 divisor; u8 rshift; }; struct via_clock { void (*set_primary_clock_state)(u8 state); void (*set_primary_clock_source)(enum via_clksrc src, bool use_pll); void (*set_primary_pll_state)(u8 state); void (*set_primary_pll)(struct via_pll_config config); void (*set_secondary_clock_state)(u8 state); void (*set_secondary_clock_source)(enum via_clksrc src, bool use_pll); void (*set_secondary_pll_state)(u8 state); void (*set_secondary_pll)(struct via_pll_config config); void (*set_engine_pll_state)(u8 state); void (*set_engine_pll)(struct via_pll_config config); }; static inline u32 get_pll_internal_frequency(u32 ref_freq, struct via_pll_config pll) { return ref_freq / pll.divisor * pll.multiplier; } static inline u32 get_pll_output_frequency(u32 ref_freq, struct via_pll_config pll) { return get_pll_internal_frequency(ref_freq, pll) >> pll.rshift; } void via_clock_init(struct via_clock *clock, int gfx_chip); #endif /* __VIA_CLOCK_H__ */ 4645edc409a8a388fd'/>

path: root/net/ipv6/proc.c

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