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117 lines
3.6 KiB
117 lines
3.6 KiB
/* SPDX-License-Identifier: GPL-1.0+ */ |
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/* |
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* Renesas USB driver |
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* |
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* Copyright (C) 2011 Renesas Solutions Corp. |
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* Kuninori Morimoto <[email protected]> |
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*/ |
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#ifndef RENESAS_USB_PIPE_H |
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#define RENESAS_USB_PIPE_H |
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#include "common.h" |
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#include "fifo.h" |
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/* |
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* struct |
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*/ |
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struct usbhs_pipe { |
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u32 pipe_type; /* USB_ENDPOINT_XFER_xxx */ |
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struct usbhs_priv *priv; |
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struct usbhs_fifo *fifo; |
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struct list_head list; |
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int maxp; |
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u32 flags; |
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#define USBHS_PIPE_FLAGS_IS_USED (1 << 0) |
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#define USBHS_PIPE_FLAGS_IS_DIR_IN (1 << 1) |
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#define USBHS_PIPE_FLAGS_IS_DIR_HOST (1 << 2) |
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#define USBHS_PIPE_FLAGS_IS_RUNNING (1 << 3) |
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const struct usbhs_pkt_handle *handler; |
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void *mod_private; |
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}; |
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struct usbhs_pipe_info { |
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struct usbhs_pipe *pipe; |
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int size; /* array size of "pipe" */ |
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int (*dma_map_ctrl)(struct device *dma_dev, struct usbhs_pkt *pkt, |
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int map); |
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}; |
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/* |
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* pipe list |
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*/ |
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#define __usbhs_for_each_pipe(start, pos, info, i) \ |
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for ((i) = start; \ |
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((i) < (info)->size) && ((pos) = (info)->pipe + (i)); \ |
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(i)++) |
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#define usbhs_for_each_pipe(pos, priv, i) \ |
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__usbhs_for_each_pipe(1, pos, &((priv)->pipe_info), i) |
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#define usbhs_for_each_pipe_with_dcp(pos, priv, i) \ |
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__usbhs_for_each_pipe(0, pos, &((priv)->pipe_info), i) |
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/* |
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* data |
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*/ |
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#define usbhs_priv_to_pipeinfo(pr) (&(pr)->pipe_info) |
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/* |
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* pipe control |
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*/ |
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char *usbhs_pipe_name(struct usbhs_pipe *pipe); |
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struct usbhs_pipe |
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*usbhs_pipe_malloc(struct usbhs_priv *priv, int endpoint_type, int dir_in); |
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void usbhs_pipe_free(struct usbhs_pipe *pipe); |
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int usbhs_pipe_probe(struct usbhs_priv *priv); |
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void usbhs_pipe_remove(struct usbhs_priv *priv); |
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int usbhs_pipe_is_dir_in(struct usbhs_pipe *pipe); |
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int usbhs_pipe_is_dir_host(struct usbhs_pipe *pipe); |
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int usbhs_pipe_is_running(struct usbhs_pipe *pipe); |
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void usbhs_pipe_running(struct usbhs_pipe *pipe, int running); |
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void usbhs_pipe_init(struct usbhs_priv *priv, |
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int (*dma_map_ctrl)(struct device *dma_dev, |
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struct usbhs_pkt *pkt, int map)); |
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int usbhs_pipe_get_maxpacket(struct usbhs_pipe *pipe); |
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void usbhs_pipe_clear(struct usbhs_pipe *pipe); |
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void usbhs_pipe_clear_without_sequence(struct usbhs_pipe *pipe, |
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int needs_bfre, int bfre_enable); |
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int usbhs_pipe_is_accessible(struct usbhs_pipe *pipe); |
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bool usbhs_pipe_contains_transmittable_data(struct usbhs_pipe *pipe); |
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void usbhs_pipe_enable(struct usbhs_pipe *pipe); |
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void usbhs_pipe_disable(struct usbhs_pipe *pipe); |
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void usbhs_pipe_stall(struct usbhs_pipe *pipe); |
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int usbhs_pipe_is_stall(struct usbhs_pipe *pipe); |
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void usbhs_pipe_set_trans_count_if_bulk(struct usbhs_pipe *pipe, int len); |
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void usbhs_pipe_select_fifo(struct usbhs_pipe *pipe, struct usbhs_fifo *fifo); |
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void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 devsel, |
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u16 epnum, u16 maxp); |
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void usbhs_pipe_config_change_bfre(struct usbhs_pipe *pipe, int enable); |
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#define usbhs_pipe_sequence_data0(pipe) usbhs_pipe_data_sequence(pipe, 0) |
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#define usbhs_pipe_sequence_data1(pipe) usbhs_pipe_data_sequence(pipe, 1) |
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void usbhs_pipe_data_sequence(struct usbhs_pipe *pipe, int data); |
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#define usbhs_pipe_to_priv(p) ((p)->priv) |
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#define usbhs_pipe_number(p) (int)((p) - (p)->priv->pipe_info.pipe) |
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#define usbhs_pipe_is_dcp(p) ((p)->priv->pipe_info.pipe == (p)) |
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#define usbhs_pipe_to_fifo(p) ((p)->fifo) |
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#define usbhs_pipe_is_busy(p) usbhs_pipe_to_fifo(p) |
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#define usbhs_pipe_type(p) ((p)->pipe_type) |
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#define usbhs_pipe_type_is(p, t) ((p)->pipe_type == t) |
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/* |
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* dcp control |
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*/ |
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struct usbhs_pipe *usbhs_dcp_malloc(struct usbhs_priv *priv); |
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void usbhs_dcp_control_transfer_done(struct usbhs_pipe *pipe); |
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void usbhs_dcp_dir_for_host(struct usbhs_pipe *pipe, int dir_out); |
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#endif /* RENESAS_USB_PIPE_H */
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