b19046ab42
Define SDIO_MUX APIs, returning -ENODEV, if kernel is built without SDIO MUX support. This allows client drivers to call SDIO MUX APIs without checking for its support. Signed-off-by: Manu Gautam <mgautam@codeaurora.org>
84 lines
1.9 KiB
C
84 lines
1.9 KiB
C
/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/types.h>
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#include <linux/skbuff.h>
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#ifndef _SDIO_DMUX_H
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#define _SDIO_DMUX_H
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#ifdef CONFIG_MSM_SDIO_DMUX
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enum {
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SDIO_DMUX_DATA_RMNET_0,
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SDIO_DMUX_DATA_RMNET_1,
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SDIO_DMUX_DATA_RMNET_2,
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SDIO_DMUX_DATA_RMNET_3,
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SDIO_DMUX_DATA_RMNET_4,
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SDIO_DMUX_DATA_RMNET_5,
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SDIO_DMUX_DATA_RMNET_6,
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SDIO_DMUX_DATA_RMNET_7,
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SDIO_DMUX_USB_RMNET_0,
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SDIO_DMUX_NUM_CHANNELS
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};
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int msm_sdio_dmux_open(uint32_t id, void *priv,
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void (*receive_cb)(void *, struct sk_buff *),
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void (*write_done)(void *, struct sk_buff *));
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int msm_sdio_is_channel_in_reset(uint32_t id);
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int msm_sdio_dmux_close(uint32_t id);
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int msm_sdio_dmux_write(uint32_t id, struct sk_buff *skb);
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int msm_sdio_dmux_is_ch_full(uint32_t id);
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int msm_sdio_dmux_is_ch_low(uint32_t id);
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#else
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static int __maybe_unused msm_sdio_dmux_open(uint32_t id, void *priv,
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void (*receive_cb)(void *, struct sk_buff *),
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void (*write_done)(void *, struct sk_buff *))
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{
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return -ENODEV;
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}
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static int __maybe_unused msm_sdio_is_channel_in_reset(uint32_t id)
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{
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return -ENODEV;
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}
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static int __maybe_unused msm_sdio_dmux_close(uint32_t id)
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{
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return -ENODEV;
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}
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static int __maybe_unused msm_sdio_dmux_write(uint32_t id, struct sk_buff *skb)
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{
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return -ENODEV;
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}
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static int __maybe_unused msm_sdio_dmux_is_ch_full(uint32_t id)
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{
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return -ENODEV;
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}
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static int __maybe_unused msm_sdio_dmux_is_ch_low(uint32_t id)
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{
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return -ENODEV;
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}
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#endif
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#endif /* _SDIO_DMUX_H */
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