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1/*2 * Copyright (c) 2010 Broadcom Corporation3 *4 * Permission to use, copy, modify, and/or distribute this software for any5 * purpose with or without fee is hereby granted, provided that the above6 * copyright notice and this permission notice appear in all copies.7 *8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.15 */16 17/*18 * This is "two-way" interface, acting as the SHIM layer between driver19 * and PHY layer. The driver can optionally call this translation layer20 * to do some preprocessing, then reach PHY. On the PHY->driver direction,21 * all calls go through this layer since PHY doesn't have access to the22 * driver's brcms_hardware pointer.23 */24#include <linux/slab.h>25#include <net/mac80211.h>26 27#include "main.h"28#include "mac80211_if.h"29#include "phy_shim.h"30 31/* PHY SHIM module specific state */32struct phy_shim_info {33 struct brcms_hardware *wlc_hw; /* pointer to main wlc_hw structure */34 struct brcms_c_info *wlc; /* pointer to main wlc structure */35 struct brcms_info *wl; /* pointer to os-specific private state */36};37 38struct phy_shim_info *wlc_phy_shim_attach(struct brcms_hardware *wlc_hw,39 struct brcms_info *wl,40 struct brcms_c_info *wlc) {41 struct phy_shim_info *physhim;42 43 physhim = kzalloc(sizeof(*physhim), GFP_ATOMIC);44 if (!physhim)45 return NULL;46 47 physhim->wlc_hw = wlc_hw;48 physhim->wlc = wlc;49 physhim->wl = wl;50 51 return physhim;52}53 54void wlc_phy_shim_detach(struct phy_shim_info *physhim)55{56 kfree(physhim);57}58 59struct wlapi_timer *wlapi_init_timer(struct phy_shim_info *physhim,60 void (*fn)(void *pi),61 void *arg, const char *name)62{63 return (struct wlapi_timer *)64 brcms_init_timer(physhim->wl, fn, arg, name);65}66 67void wlapi_free_timer(struct wlapi_timer *t)68{69 brcms_free_timer((struct brcms_timer *)t);70}71 72void73wlapi_add_timer(struct wlapi_timer *t, uint ms, int periodic)74{75 brcms_add_timer((struct brcms_timer *)t, ms, periodic);76}77 78bool wlapi_del_timer(struct wlapi_timer *t)79{80 return brcms_del_timer((struct brcms_timer *)t);81}82 83void wlapi_intrson(struct phy_shim_info *physhim)84{85 brcms_intrson(physhim->wl);86}87 88u32 wlapi_intrsoff(struct phy_shim_info *physhim)89{90 return brcms_intrsoff(physhim->wl);91}92 93void wlapi_intrsrestore(struct phy_shim_info *physhim, u32 macintmask)94{95 brcms_intrsrestore(physhim->wl, macintmask);96}97 98void wlapi_bmac_write_shm(struct phy_shim_info *physhim, uint offset, u16 v)99{100 brcms_b_write_shm(physhim->wlc_hw, offset, v);101}102 103u16 wlapi_bmac_read_shm(struct phy_shim_info *physhim, uint offset)104{105 return brcms_b_read_shm(physhim->wlc_hw, offset);106}107 108void109wlapi_bmac_mhf(struct phy_shim_info *physhim, u8 idx, u16 mask,110 u16 val, int bands)111{112 brcms_b_mhf(physhim->wlc_hw, idx, mask, val, bands);113}114 115void wlapi_bmac_corereset(struct phy_shim_info *physhim, u32 flags)116{117 brcms_b_corereset(physhim->wlc_hw, flags);118}119 120void wlapi_suspend_mac_and_wait(struct phy_shim_info *physhim)121{122 brcms_c_suspend_mac_and_wait(physhim->wlc);123}124 125void wlapi_switch_macfreq(struct phy_shim_info *physhim, u8 spurmode)126{127 brcms_b_switch_macfreq(physhim->wlc_hw, spurmode);128}129 130void wlapi_enable_mac(struct phy_shim_info *physhim)131{132 brcms_c_enable_mac(physhim->wlc);133}134 135void wlapi_bmac_mctrl(struct phy_shim_info *physhim, u32 mask, u32 val)136{137 brcms_b_mctrl(physhim->wlc_hw, mask, val);138}139 140void wlapi_bmac_phy_reset(struct phy_shim_info *physhim)141{142 brcms_b_phy_reset(physhim->wlc_hw);143}144 145void wlapi_bmac_bw_set(struct phy_shim_info *physhim, u16 bw)146{147 brcms_b_bw_set(physhim->wlc_hw, bw);148}149 150u16 wlapi_bmac_get_txant(struct phy_shim_info *physhim)151{152 return brcms_b_get_txant(physhim->wlc_hw);153}154 155void wlapi_bmac_phyclk_fgc(struct phy_shim_info *physhim, bool clk)156{157 brcms_b_phyclk_fgc(physhim->wlc_hw, clk);158}159 160void wlapi_bmac_macphyclk_set(struct phy_shim_info *physhim, bool clk)161{162 brcms_b_macphyclk_set(physhim->wlc_hw, clk);163}164 165void wlapi_bmac_core_phypll_ctl(struct phy_shim_info *physhim, bool on)166{167 brcms_b_core_phypll_ctl(physhim->wlc_hw, on);168}169 170void wlapi_bmac_core_phypll_reset(struct phy_shim_info *physhim)171{172 brcms_b_core_phypll_reset(physhim->wlc_hw);173}174 175void wlapi_bmac_ucode_wake_override_phyreg_set(struct phy_shim_info *physhim)176{177 brcms_c_ucode_wake_override_set(physhim->wlc_hw,178 BRCMS_WAKE_OVERRIDE_PHYREG);179}180 181void wlapi_bmac_ucode_wake_override_phyreg_clear(struct phy_shim_info *physhim)182{183 brcms_c_ucode_wake_override_clear(physhim->wlc_hw,184 BRCMS_WAKE_OVERRIDE_PHYREG);185}186 187void188wlapi_bmac_write_template_ram(struct phy_shim_info *physhim, int offset,189 int len, void *buf)190{191 brcms_b_write_template_ram(physhim->wlc_hw, offset, len, buf);192}193 194u16 wlapi_bmac_rate_shm_offset(struct phy_shim_info *physhim, u8 rate)195{196 return brcms_b_rate_shm_offset(physhim->wlc_hw, rate);197}198 199void wlapi_ucode_sample_init(struct phy_shim_info *physhim)200{201}202 203void204wlapi_copyfrom_objmem(struct phy_shim_info *physhim, uint offset, void *buf,205 int len, u32 sel)206{207 brcms_b_copyfrom_objmem(physhim->wlc_hw, offset, buf, len, sel);208}209 210void211wlapi_copyto_objmem(struct phy_shim_info *physhim, uint offset, const void *buf,212 int l, u32 sel)213{214 brcms_b_copyto_objmem(physhim->wlc_hw, offset, buf, l, sel);215}216