drivers/staging/brcm80211/sys/wlc_phy_shim.c

   1 /*
   2  * Copyright (c) 2010 Broadcom Corporation
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 /*
  18  * This is "two-way" interface, acting as the SHIM layer between WL and PHY layer.
  19  *   WL driver can optinally call this translation layer to do some preprocessing, then reach PHY.
  20  *   On the PHY->WL driver direction, all calls go through this layer since PHY doesn't have the
  21  *   access to wlc_hw pointer.
  22  */
  23
  24 #include <wlc_cfg.h>
  25 #include <typedefs.h>
  26 #include <linuxver.h>
  27 #include <linux/kernel.h>
  28 #include <bcmutils.h>
  29 #include <bcmdefs.h>
  30 #include <osl.h>
  31
  32 #include <proto/802.11.h>
  33 #include <bcmwifi.h>
  34 #include <siutils.h>
  35 #include <bcmendian.h>
  36 #include <wlioctl.h>
  37 #include <sbconfig.h>
  38 #include <sbchipc.h>
  39 #include <pcicfg.h>
  40 #include <sbhndpio.h>
  41 #include <sbhnddma.h>
  42 #include <hnddma.h>
  43 #include <hndpmu.h>
  44 #include <d11.h>
  45 #include <wlc_rate.h>
  46 #include <wlc_pub.h>
  47 #include <wlc_channel.h>
  48 #include <bcmsrom.h>
  49 #include <wlc_key.h>
  50
  51 #include <wlc_mac80211.h>
  52
  53 #include <wlc_bmac.h>
  54 #include <wlc_phy_shim.h>
  55 #include <wlc_phy_hal.h>
  56 #include <wl_export.h>
  57
  58 /* PHY SHIM module specific state */
  59 struct wlc_phy_shim_info {
  60         wlc_hw_info_t *wlc_hw;  /* pointer to main wlc_hw structure */
  61         void *wlc;              /* pointer to main wlc structure */
  62         void *wl;               /* pointer to os-specific private state */
  63 };
  64
  65 wlc_phy_shim_info_t *BCMATTACHFN(wlc_phy_shim_attach) (wlc_hw_info_t *wlc_hw,
  66                                                        void *wl, void *wlc) {
  67         wlc_phy_shim_info_t *physhim = NULL;
  68
  69         physhim = (wlc_phy_shim_info_t *)MALLOC(wlc_hw->osh,
  70                 sizeof(wlc_phy_shim_info_t));
  71         if (!physhim) {
  72                 WL_ERROR(("wl%d: wlc_phy_shim_attach: out of mem, malloced %d bytes\n", wlc_hw->unit, MALLOCED(wlc_hw->osh)));
  73                 return NULL;
  74         }
  75         bzero((char *)physhim, sizeof(wlc_phy_shim_info_t));
  76         physhim->wlc_hw = wlc_hw;
  77         physhim->wlc = wlc;
  78         physhim->wl = wl;
  79
  80         return physhim;
  81 }
  82
  83 void BCMATTACHFN(wlc_phy_shim_detach) (wlc_phy_shim_info_t *physhim)
  84 {
  85         if (!physhim)
  86                 return;
  87
  88         MFREE(physhim->wlc_hw->osh, physhim, sizeof(wlc_phy_shim_info_t));
  89 }
  90
  91 struct wlapi_timer *wlapi_init_timer(wlc_phy_shim_info_t *physhim,
  92                                      void (*fn) (void *arg), void *arg,
  93                                      const char *name)
  94 {
  95         return (struct wlapi_timer *)wl_init_timer(physhim->wl, fn, arg, name);
  96 }
  97
  98 void wlapi_free_timer(wlc_phy_shim_info_t *physhim, struct wlapi_timer *t)
  99 {
 100         wl_free_timer(physhim->wl, (struct wl_timer *)t);
 101 }
 102
 103 void
 104 wlapi_add_timer(wlc_phy_shim_info_t *physhim, struct wlapi_timer *t, uint ms,
 105                 int periodic)
 106 {
 107         wl_add_timer(physhim->wl, (struct wl_timer *)t, ms, periodic);
 108 }
 109
 110 bool wlapi_del_timer(wlc_phy_shim_info_t *physhim, struct wlapi_timer *t)
 111 {
 112         return wl_del_timer(physhim->wl, (struct wl_timer *)t);
 113 }
 114
 115 void wlapi_intrson(wlc_phy_shim_info_t *physhim)
 116 {
 117         wl_intrson(physhim->wl);
 118 }
 119
 120 uint32 wlapi_intrsoff(wlc_phy_shim_info_t *physhim)
 121 {
 122         return wl_intrsoff(physhim->wl);
 123 }
 124
 125 void wlapi_intrsrestore(wlc_phy_shim_info_t *physhim, uint32 macintmask)
 126 {
 127         wl_intrsrestore(physhim->wl, macintmask);
 128 }
 129
 130 void wlapi_bmac_write_shm(wlc_phy_shim_info_t *physhim, uint offset, u16 v)
 131 {
 132         wlc_bmac_write_shm(physhim->wlc_hw, offset, v);
 133 }
 134
 135 u16 wlapi_bmac_read_shm(wlc_phy_shim_info_t *physhim, uint offset)
 136 {
 137         return wlc_bmac_read_shm(physhim->wlc_hw, offset);
 138 }
 139
 140 void
 141 wlapi_bmac_mhf(wlc_phy_shim_info_t *physhim, u8 idx, u16 mask,
 142                u16 val, int bands)
 143 {
 144         wlc_bmac_mhf(physhim->wlc_hw, idx, mask, val, bands);
 145 }
 146
 147 void wlapi_bmac_corereset(wlc_phy_shim_info_t *physhim, uint32 flags)
 148 {
 149         wlc_bmac_corereset(physhim->wlc_hw, flags);
 150 }
 151
 152 void wlapi_suspend_mac_and_wait(wlc_phy_shim_info_t *physhim)
 153 {
 154         wlc_suspend_mac_and_wait(physhim->wlc);
 155 }
 156
 157 void wlapi_switch_macfreq(wlc_phy_shim_info_t *physhim, u8 spurmode)
 158 {
 159         wlc_bmac_switch_macfreq(physhim->wlc_hw, spurmode);
 160 }
 161
 162 void wlapi_enable_mac(wlc_phy_shim_info_t *physhim)
 163 {
 164         wlc_enable_mac(physhim->wlc);
 165 }
 166
 167 void wlapi_bmac_mctrl(wlc_phy_shim_info_t *physhim, uint32 mask, uint32 val)
 168 {
 169         wlc_bmac_mctrl(physhim->wlc_hw, mask, val);
 170 }
 171
 172 void wlapi_bmac_phy_reset(wlc_phy_shim_info_t *physhim)
 173 {
 174         wlc_bmac_phy_reset(physhim->wlc_hw);
 175 }
 176
 177 void wlapi_bmac_bw_set(wlc_phy_shim_info_t *physhim, u16 bw)
 178 {
 179         wlc_bmac_bw_set(physhim->wlc_hw, bw);
 180 }
 181
 182 u16 wlapi_bmac_get_txant(wlc_phy_shim_info_t *physhim)
 183 {
 184         return wlc_bmac_get_txant(physhim->wlc_hw);
 185 }
 186
 187 void wlapi_bmac_phyclk_fgc(wlc_phy_shim_info_t *physhim, bool clk)
 188 {
 189         wlc_bmac_phyclk_fgc(physhim->wlc_hw, clk);
 190 }
 191
 192 void wlapi_bmac_macphyclk_set(wlc_phy_shim_info_t *physhim, bool clk)
 193 {
 194         wlc_bmac_macphyclk_set(physhim->wlc_hw, clk);
 195 }
 196
 197 void wlapi_bmac_core_phypll_ctl(wlc_phy_shim_info_t *physhim, bool on)
 198 {
 199         wlc_bmac_core_phypll_ctl(physhim->wlc_hw, on);
 200 }
 201
 202 void wlapi_bmac_core_phypll_reset(wlc_phy_shim_info_t *physhim)
 203 {
 204         wlc_bmac_core_phypll_reset(physhim->wlc_hw);
 205 }
 206
 207 void wlapi_bmac_ucode_wake_override_phyreg_set(wlc_phy_shim_info_t *physhim)
 208 {
 209         wlc_ucode_wake_override_set(physhim->wlc_hw, WLC_WAKE_OVERRIDE_PHYREG);
 210 }
 211
 212 void wlapi_bmac_ucode_wake_override_phyreg_clear(wlc_phy_shim_info_t *physhim)
 213 {
 214         wlc_ucode_wake_override_clear(physhim->wlc_hw,
 215                                       WLC_WAKE_OVERRIDE_PHYREG);
 216 }
 217
 218 void
 219 wlapi_bmac_write_template_ram(wlc_phy_shim_info_t *physhim, int offset,
 220                               int len, void *buf)
 221 {
 222         wlc_bmac_write_template_ram(physhim->wlc_hw, offset, len, buf);
 223 }
 224
 225 u16 wlapi_bmac_rate_shm_offset(wlc_phy_shim_info_t *physhim, u8 rate)
 226 {
 227         return wlc_bmac_rate_shm_offset(physhim->wlc_hw, rate);
 228 }
 229
 230 void wlapi_ucode_sample_init(wlc_phy_shim_info_t *physhim)
 231 {
 232 }
 233
 234 void
 235 wlapi_copyfrom_objmem(wlc_phy_shim_info_t *physhim, uint offset, void *buf,
 236                       int len, uint32 sel)
 237 {
 238         wlc_bmac_copyfrom_objmem(physhim->wlc_hw, offset, buf, len, sel);
 239 }
 240
 241 void
 242 wlapi_copyto_objmem(wlc_phy_shim_info_t *physhim, uint offset, const void *buf,
 243                     int l, uint32 sel)
 244 {
 245         wlc_bmac_copyto_objmem(physhim->wlc_hw, offset, buf, l, sel);
 246 }
 247
 248 void
 249 wlapi_bmac_pktengtx(wlc_phy_shim_info_t *physhim, wl_pkteng_t *pkteng,
 250                     u8 rate, struct ether_addr *sa, uint32 wait_delay)
 251 {
 252         wlc_pktengtx(physhim->wlc, pkteng, rate, sa, wait_delay);
 253 }