diff options
Diffstat (limited to 'drivers/usb/renesas_usbhs/fifo.h')
| -rw-r--r-- | drivers/usb/renesas_usbhs/fifo.h | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/drivers/usb/renesas_usbhs/fifo.h b/drivers/usb/renesas_usbhs/fifo.h index a168a1760fce..039a2b993157 100644 --- a/drivers/usb/renesas_usbhs/fifo.h +++ b/drivers/usb/renesas_usbhs/fifo.h @@ -1,18 +1,9 @@ +/* SPDX-License-Identifier: GPL-1.0+ */ /* * Renesas USB driver * * Copyright (C) 2011 Renesas Solutions Corp. * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> - * - * 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 - * */ #ifndef RENESAS_USB_FIFO_H #define RENESAS_USB_FIFO_H @@ -38,21 +29,28 @@ struct usbhs_fifo { struct sh_dmae_slave rx_slave; }; +#define USBHS_MAX_NUM_DFIFO 4 struct usbhs_fifo_info { struct usbhs_fifo cfifo; - struct usbhs_fifo d0fifo; - struct usbhs_fifo d1fifo; + struct usbhs_fifo dfifo[USBHS_MAX_NUM_DFIFO]; }; +#define usbhsf_get_dnfifo(p, n) (&((p)->fifo_info.dfifo[n])) +#define usbhs_for_each_dfifo(priv, dfifo, i) \ + for ((i) = 0; \ + ((i) < USBHS_MAX_NUM_DFIFO) && \ + ((dfifo) = usbhsf_get_dnfifo(priv, (i))); \ + (i)++) struct usbhs_pkt_handle; struct usbhs_pkt { struct list_head node; struct usbhs_pipe *pipe; - struct usbhs_pkt_handle *handler; + const struct usbhs_pkt_handle *handler; void (*done)(struct usbhs_priv *priv, struct usbhs_pkt *pkt); struct work_struct work; dma_addr_t dma; + const struct dmaengine_result *dma_result; void *buf; int length; int trans; @@ -74,22 +72,23 @@ int usbhs_fifo_probe(struct usbhs_priv *priv); void usbhs_fifo_remove(struct usbhs_priv *priv); void usbhs_fifo_init(struct usbhs_priv *priv); void usbhs_fifo_quit(struct usbhs_priv *priv); +void usbhs_fifo_clear_dcp(struct usbhs_pipe *pipe); /* * packet info */ -extern struct usbhs_pkt_handle usbhs_fifo_pio_push_handler; -extern struct usbhs_pkt_handle usbhs_fifo_pio_pop_handler; -extern struct usbhs_pkt_handle usbhs_ctrl_stage_end_handler; +extern const struct usbhs_pkt_handle usbhs_fifo_pio_push_handler; +extern const struct usbhs_pkt_handle usbhs_fifo_pio_pop_handler; +extern const struct usbhs_pkt_handle usbhs_ctrl_stage_end_handler; -extern struct usbhs_pkt_handle usbhs_fifo_dma_push_handler; -extern struct usbhs_pkt_handle usbhs_fifo_dma_pop_handler; +extern const struct usbhs_pkt_handle usbhs_fifo_dma_push_handler; +extern const struct usbhs_pkt_handle usbhs_fifo_dma_pop_handler; -extern struct usbhs_pkt_handle usbhs_dcp_status_stage_in_handler; -extern struct usbhs_pkt_handle usbhs_dcp_status_stage_out_handler; +extern const struct usbhs_pkt_handle usbhs_dcp_status_stage_in_handler; +extern const struct usbhs_pkt_handle usbhs_dcp_status_stage_out_handler; -extern struct usbhs_pkt_handle usbhs_dcp_data_stage_in_handler; -extern struct usbhs_pkt_handle usbhs_dcp_data_stage_out_handler; +extern const struct usbhs_pkt_handle usbhs_dcp_data_stage_in_handler; +extern const struct usbhs_pkt_handle usbhs_dcp_data_stage_out_handler; void usbhs_pkt_init(struct usbhs_pkt *pkt); void usbhs_pkt_push(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt, @@ -98,5 +97,6 @@ void usbhs_pkt_push(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt, void *buf, int len, int zero, int sequence); struct usbhs_pkt *usbhs_pkt_pop(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt); void usbhs_pkt_start(struct usbhs_pipe *pipe); +struct usbhs_pkt *__usbhsf_pkt_get(struct usbhs_pipe *pipe); #endif /* RENESAS_USB_FIFO_H */ |