acx.c

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/*
 * 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"

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_CHECKSUM_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;
}