1 files changed, 225 insertions, 0 deletions

diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy_shim.c b/drivers/net/wireless/brcm80211/brcmsmac/phy_shim.c
new file mode 100644
index 000000000000..5926854f62e2
--- /dev/null
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy_shim.c
@@ -0,0 +1,225 @@
+/*
+ * Copyright (c) 2010 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * This is "two-way" interface, acting as the SHIM layer between driver
+ * and PHY layer. The driver can optionally call this translation layer
+ * to do some preprocessing, then reach PHY. On the PHY->driver direction,
+ * all calls go through this layer since PHY doesn't have access to the
+ * driver's brcms_hardware pointer.
+ */
+#include <linux/slab.h>
+#include <net/mac80211.h>
+
+#include "main.h"
+#include "mac80211_if.h"
+#include "phy_shim.h"
+
+/* PHY SHIM module specific state */
+struct phy_shim_info {
+        struct brcms_hardware *wlc_hw;  /* pointer to main wlc_hw structure */
+        struct brcms_c_info *wlc;       /* pointer to main wlc structure */
+        struct brcms_info *wl; /* pointer to os-specific private state */
+};
+
+struct phy_shim_info *wlc_phy_shim_attach(struct brcms_hardware *wlc_hw,
+                                          struct brcms_info *wl,
+                                          struct brcms_c_info *wlc) {
+        struct phy_shim_info *physhim = NULL;
+
+        physhim = kzalloc(sizeof(struct phy_shim_info), GFP_ATOMIC);
+        if (!physhim)
+                return NULL;
+
+        physhim->wlc_hw = wlc_hw;
+        physhim->wlc = wlc;
+        physhim->wl = wl;
+
+        return physhim;
+}
+
+void wlc_phy_shim_detach(struct phy_shim_info *physhim)
+{
+        kfree(physhim);
+}
+
+struct wlapi_timer *wlapi_init_timer(struct phy_shim_info *physhim,
+                                     void (*fn)(struct brcms_phy *pi),
+                                     void *arg, const char *name)
+{
+        return (struct wlapi_timer *)
+                        brcms_init_timer(physhim->wl, (void (*)(void *))fn,
+                                         arg, name);
+}
+
+void wlapi_free_timer(struct wlapi_timer *t)
+{
+        brcms_free_timer((struct brcms_timer *)t);
+}
+
+void
+wlapi_add_timer(struct wlapi_timer *t, uint ms, int periodic)
+{
+        brcms_add_timer((struct brcms_timer *)t, ms, periodic);
+}
+
+bool wlapi_del_timer(struct wlapi_timer *t)
+{
+        return brcms_del_timer((struct brcms_timer *)t);
+}
+
+void wlapi_intrson(struct phy_shim_info *physhim)
+{
+        brcms_intrson(physhim->wl);
+}
+
+u32 wlapi_intrsoff(struct phy_shim_info *physhim)
+{
+        return brcms_intrsoff(physhim->wl);
+}
+
+void wlapi_intrsrestore(struct phy_shim_info *physhim, u32 macintmask)
+{
+        brcms_intrsrestore(physhim->wl, macintmask);
+}
+
+void wlapi_bmac_write_shm(struct phy_shim_info *physhim, uint offset, u16 v)
+{
+        brcms_b_write_shm(physhim->wlc_hw, offset, v);
+}
+
+u16 wlapi_bmac_read_shm(struct phy_shim_info *physhim, uint offset)
+{
+        return brcms_b_read_shm(physhim->wlc_hw, offset);
+}
+
+void
+wlapi_bmac_mhf(struct phy_shim_info *physhim, u8 idx, u16 mask,
+               u16 val, int bands)
+{
+        brcms_b_mhf(physhim->wlc_hw, idx, mask, val, bands);
+}
+
+void wlapi_bmac_corereset(struct phy_shim_info *physhim, u32 flags)
+{
+        brcms_b_corereset(physhim->wlc_hw, flags);
+}
+
+void wlapi_suspend_mac_and_wait(struct phy_shim_info *physhim)
+{
+        brcms_c_suspend_mac_and_wait(physhim->wlc);
+}
+
+void wlapi_switch_macfreq(struct phy_shim_info *physhim, u8 spurmode)
+{
+        brcms_b_switch_macfreq(physhim->wlc_hw, spurmode);
+}
+
+void wlapi_enable_mac(struct phy_shim_info *physhim)
+{
+        brcms_c_enable_mac(physhim->wlc);
+}
+
+void wlapi_bmac_mctrl(struct phy_shim_info *physhim, u32 mask, u32 val)
+{
+        brcms_b_mctrl(physhim->wlc_hw, mask, val);
+}
+
+void wlapi_bmac_phy_reset(struct phy_shim_info *physhim)
+{
+        brcms_b_phy_reset(physhim->wlc_hw);
+}
+
+void wlapi_bmac_bw_set(struct phy_shim_info *physhim, u16 bw)
+{
+        brcms_b_bw_set(physhim->wlc_hw, bw);
+}
+
+u16 wlapi_bmac_get_txant(struct phy_shim_info *physhim)
+{
+        return brcms_b_get_txant(physhim->wlc_hw);
+}
+
+void wlapi_bmac_phyclk_fgc(struct phy_shim_info *physhim, bool clk)
+{
+        brcms_b_phyclk_fgc(physhim->wlc_hw, clk);
+}
+
+void wlapi_bmac_macphyclk_set(struct phy_shim_info *physhim, bool clk)
+{
+        brcms_b_macphyclk_set(physhim->wlc_hw, clk);
+}
+
+void wlapi_bmac_core_phypll_ctl(struct phy_shim_info *physhim, bool on)
+{
+        brcms_b_core_phypll_ctl(physhim->wlc_hw, on);
+}
+
+void wlapi_bmac_core_phypll_reset(struct phy_shim_info *physhim)
+{
+        brcms_b_core_phypll_reset(physhim->wlc_hw);
+}
+
+void wlapi_bmac_ucode_wake_override_phyreg_set(struct phy_shim_info *physhim)
+{
+        brcms_c_ucode_wake_override_set(physhim->wlc_hw,
+                                        BRCMS_WAKE_OVERRIDE_PHYREG);
+}
+
+void wlapi_bmac_ucode_wake_override_phyreg_clear(struct phy_shim_info *physhim)
+{
+        brcms_c_ucode_wake_override_clear(physhim->wlc_hw,
+                                          BRCMS_WAKE_OVERRIDE_PHYREG);
+}
+
+void
+wlapi_bmac_write_template_ram(struct phy_shim_info *physhim, int offset,
+                              int len, void *buf)
+{
+        brcms_b_write_template_ram(physhim->wlc_hw, offset, len, buf);
+}
+
+u16 wlapi_bmac_rate_shm_offset(struct phy_shim_info *physhim, u8 rate)
+{
+        return brcms_b_rate_shm_offset(physhim->wlc_hw, rate);
+}
+
+void wlapi_ucode_sample_init(struct phy_shim_info *physhim)
+{
+}
+
+void
+wlapi_copyfrom_objmem(struct phy_shim_info *physhim, uint offset, void *buf,
+                      int len, u32 sel)
+{
+        brcms_b_copyfrom_objmem(physhim->wlc_hw, offset, buf, len, sel);
+}
+
+void
+wlapi_copyto_objmem(struct phy_shim_info *physhim, uint offset, const void *buf,
+                    int l, u32 sel)
+{
+        brcms_b_copyto_objmem(physhim->wlc_hw, offset, buf, l, sel);
+}
+
+char *wlapi_getvar(struct phy_shim_info *physhim, enum brcms_srom_id id)
+{
+        return getvar(physhim->wlc_hw->sih, id);
+}
+int wlapi_getintvar(struct phy_shim_info *physhim, enum brcms_srom_id id)
+{
+        return getintvar(physhim->wlc_hw->sih, id);
+}