drivers/net/wireless/ti/wl18xx/acx.c

   1 /*
   2  * This file is part of wl18xx
   3  *
   4  * Copyright (C) 2011 Texas Instruments Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * version 2 as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  18  * 02110-1301 USA
  19  *
  20  */
  21
  22 #include "../wlcore/cmd.h"
  23 #include "../wlcore/debug.h"
  24 #include "../wlcore/acx.h"
  25
  26 #include "acx.h"
  27
  28 int wl18xx_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap,
  29                                   u32 sdio_blk_size, u32 extra_mem_blks,
  30                                   u32 len_field_size)
  31 {
  32         struct wl18xx_acx_host_config_bitmap *bitmap_conf;
  33         int ret;
  34
  35         bitmap_conf = kzalloc(sizeof(*bitmap_conf), GFP_KERNEL);
  36         if (!bitmap_conf) {
  37                 ret = -ENOMEM;
  38                 goto out;
  39         }
  40
  41         bitmap_conf->host_cfg_bitmap = cpu_to_le32(host_cfg_bitmap);
  42         bitmap_conf->host_sdio_block_size = cpu_to_le32(sdio_blk_size);
  43         bitmap_conf->extra_mem_blocks = cpu_to_le32(extra_mem_blks);
  44         bitmap_conf->length_field_size = cpu_to_le32(len_field_size);
  45
  46         ret = wl1271_cmd_configure(wl, ACX_HOST_IF_CFG_BITMAP,
  47                                    bitmap_conf, sizeof(*bitmap_conf));
  48         if (ret < 0) {
  49                 wl1271_warning("wl1271 bitmap config opt failed: %d", ret);
  50                 goto out;
  51         }
  52
  53 out:
  54         kfree(bitmap_conf);
  55
  56         return ret;
  57 }