Initial import

1 files changed, 284 insertions, 0 deletions

diff --git a/drivers/net/wireless/ti/wl18xx/acx.c b/drivers/net/wireless/ti/wl18xx/acx.c
new file mode 100644
index 000000000..67f2a0eec
--- /dev/null
+++ b/drivers/net/wireless/ti/wl18xx/acx.c
@@ -0,0 +1,284 @@
+/*
+ * This file is part of wl18xx
+ *
+ * Copyright (C) 2011 Texas Instruments Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include "../wlcore/cmd.h"
+#include "../wlcore/debug.h"
+#include "../wlcore/acx.h"
+
+#include "acx.h"
+#include "wl18xx.h"
+
+int wl18xx_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap,
+				  u32 sdio_blk_size, u32 extra_mem_blks,
+				  u32 len_field_size)
+{
+	struct wl18xx_acx_host_config_bitmap *bitmap_conf;
+	int ret;
+
+	wl1271_debug(DEBUG_ACX, "acx cfg bitmap %d blk %d spare %d field %d",
+		     host_cfg_bitmap, sdio_blk_size, extra_mem_blks,
+		     len_field_size);
+
+	bitmap_conf = kzalloc(sizeof(*bitmap_conf), GFP_KERNEL);
+	if (!bitmap_conf) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	bitmap_conf->host_cfg_bitmap = cpu_to_le32(host_cfg_bitmap);
+	bitmap_conf->host_sdio_block_size = cpu_to_le32(sdio_blk_size);
+	bitmap_conf->extra_mem_blocks = cpu_to_le32(extra_mem_blks);
+	bitmap_conf->length_field_size = cpu_to_le32(len_field_size);
+
+	ret = wl1271_cmd_configure(wl, ACX_HOST_IF_CFG_BITMAP,
+				   bitmap_conf, sizeof(*bitmap_conf));
+	if (ret < 0) {
+		wl1271_warning("wl1271 bitmap config opt failed: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(bitmap_conf);
+
+	return ret;
+}
+
+int wl18xx_acx_set_checksum_state(struct wl1271 *wl)
+{
+	struct wl18xx_acx_checksum_state *acx;
+	int ret;
+
+	wl1271_debug(DEBUG_ACX, "acx checksum state");
+
+	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+	if (!acx) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	acx->checksum_state = CHECKSUM_OFFLOAD_ENABLED;
+
+	ret = wl1271_cmd_configure(wl, ACX_CSUM_CONFIG, acx, sizeof(*acx));
+	if (ret < 0) {
+		wl1271_warning("failed to set Tx checksum state: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(acx);
+	return ret;
+}
+
+int wl18xx_acx_clear_statistics(struct wl1271 *wl)
+{
+	struct wl18xx_acx_clear_statistics *acx;
+	int ret = 0;
+
+	wl1271_debug(DEBUG_ACX, "acx clear statistics");
+
+	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+	if (!acx) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	ret = wl1271_cmd_configure(wl, ACX_CLEAR_STATISTICS, acx, sizeof(*acx));
+	if (ret < 0) {
+		wl1271_warning("failed to clear firmware statistics: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(acx);
+	return ret;
+}
+
+int wl18xx_acx_peer_ht_operation_mode(struct wl1271 *wl, u8 hlid, bool wide)
+{
+	struct wlcore_peer_ht_operation_mode *acx;
+	int ret;
+
+	wl1271_debug(DEBUG_ACX, "acx peer ht operation mode hlid %d bw %d",
+		     hlid, wide);
+
+	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+	if (!acx) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	acx->hlid = hlid;
+	acx->bandwidth = wide ? WLCORE_BANDWIDTH_40MHZ : WLCORE_BANDWIDTH_20MHZ;
+
+	ret = wl1271_cmd_configure(wl, ACX_PEER_HT_OPERATION_MODE_CFG, acx,
+				   sizeof(*acx));
+
+	if (ret < 0) {
+		wl1271_warning("acx peer ht operation mode failed: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(acx);
+	return ret;
+
+}
+
+/*
+ * this command is basically the same as wl1271_acx_ht_capabilities,
+ * with the addition of supported rates. they should be unified in
+ * the next fw api change
+ */
+int wl18xx_acx_set_peer_cap(struct wl1271 *wl,
+			    struct ieee80211_sta_ht_cap *ht_cap,
+			    bool allow_ht_operation,
+			    u32 rate_set, u8 hlid)
+{
+	struct wlcore_acx_peer_cap *acx;
+	int ret = 0;
+	u32 ht_capabilites = 0;
+
+	wl1271_debug(DEBUG_ACX,
+		     "acx set cap ht_supp: %d ht_cap: %d rates: 0x%x",
+		     ht_cap->ht_supported, ht_cap->cap, rate_set);
+
+	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+	if (!acx) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	if (allow_ht_operation && ht_cap->ht_supported) {
+		/* no need to translate capabilities - use the spec values */
+		ht_capabilites = ht_cap->cap;
+
+		/*
+		 * this bit is not employed by the spec but only by FW to
+		 * indicate peer HT support
+		 */
+		ht_capabilites |= WL12XX_HT_CAP_HT_OPERATION;
+
+		/* get data from A-MPDU parameters field */
+		acx->ampdu_max_length = ht_cap->ampdu_factor;
+		acx->ampdu_min_spacing = ht_cap->ampdu_density;
+	}
+
+	acx->hlid = hlid;
+	acx->ht_capabilites = cpu_to_le32(ht_capabilites);
+	acx->supported_rates = cpu_to_le32(rate_set);
+
+	ret = wl1271_cmd_configure(wl, ACX_PEER_CAP, acx, sizeof(*acx));
+	if (ret < 0) {
+		wl1271_warning("acx ht capabilities setting failed: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(acx);
+	return ret;
+}
+
+/*
+ * When the host is suspended, we don't want to get any fast-link/PSM
+ * notifications
+ */
+int wl18xx_acx_interrupt_notify_config(struct wl1271 *wl,
+				       bool action)
+{
+	struct wl18xx_acx_interrupt_notify *acx;
+	int ret = 0;
+
+	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+	if (!acx) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	acx->enable = action;
+	ret = wl1271_cmd_configure(wl, ACX_INTERRUPT_NOTIFY, acx, sizeof(*acx));
+	if (ret < 0) {
+		wl1271_warning("acx interrupt notify setting failed: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(acx);
+	return ret;
+}
+
+/*
+ * When the host is suspended, we can configure the FW to disable RX BA
+ * notifications.
+ */
+int wl18xx_acx_rx_ba_filter(struct wl1271 *wl, bool action)
+{
+	struct wl18xx_acx_rx_ba_filter *acx;
+	int ret = 0;
+
+	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+	if (!acx) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	acx->enable = (u32)action;
+	ret = wl1271_cmd_configure(wl, ACX_RX_BA_FILTER, acx, sizeof(*acx));
+	if (ret < 0) {
+		wl1271_warning("acx rx ba activity filter setting failed: %d",
+			       ret);
+		goto out;
+	}
+
+out:
+	kfree(acx);
+	return ret;
+}
+
+int wl18xx_acx_ap_sleep(struct wl1271 *wl)
+{
+	struct wl18xx_priv *priv = wl->priv;
+	struct acx_ap_sleep_cfg *acx;
+	struct conf_ap_sleep_settings *conf = &priv->conf.ap_sleep;
+	int ret;
+
+	wl1271_debug(DEBUG_ACX, "acx config ap sleep");
+
+	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+	if (!acx) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	acx->idle_duty_cycle = conf->idle_duty_cycle;
+	acx->connected_duty_cycle = conf->connected_duty_cycle;
+	acx->max_stations_thresh = conf->max_stations_thresh;
+	acx->idle_conn_thresh = conf->idle_conn_thresh;
+
+	ret = wl1271_cmd_configure(wl, ACX_AP_SLEEP_CFG, acx, sizeof(*acx));
+	if (ret < 0) {
+		wl1271_warning("acx config ap-sleep failed: %d", ret);
+		goto out;
+	}
+
+out:
+	kfree(acx);
+	return ret;
+}