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Diffstat (limited to 'sound/soc/blackfin/bf5xx-sport.h')
| -rw-r--r-- | sound/soc/blackfin/bf5xx-sport.h | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/sound/soc/blackfin/bf5xx-sport.h b/sound/soc/blackfin/bf5xx-sport.h deleted file mode 100644 index 9fc2192feb3b..000000000000 --- a/sound/soc/blackfin/bf5xx-sport.h +++ /dev/null @@ -1,174 +0,0 @@ -/* - * File: bf5xx_sport.h - * Based on: - * Author: Roy Huang <roy.huang@analog.com> - * - * Created: - * Description: - * - * Copyright 2004-2007 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * 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, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - - -#ifndef __BF5XX_SPORT_H__ -#define __BF5XX_SPORT_H__ - -#include <linux/types.h> -#include <linux/wait.h> -#include <linux/workqueue.h> -#include <linux/platform_device.h> -#include <asm/dma.h> -#include <asm/bfin_sport.h> - -#define DESC_ELEMENT_COUNT 9 - -struct sport_device { - int num; - int dma_rx_chan; - int dma_tx_chan; - int err_irq; - const unsigned short *pin_req; - struct sport_register *regs; - - unsigned char *rx_buf; - unsigned char *tx_buf; - unsigned int rx_fragsize; - unsigned int tx_fragsize; - unsigned int rx_frags; - unsigned int tx_frags; - unsigned int wdsize; - - /* for dummy dma transfer */ - void *dummy_buf; - unsigned int dummy_count; - - /* DMA descriptor ring head of current audio stream*/ - struct dmasg *dma_rx_desc; - struct dmasg *dma_tx_desc; - unsigned int rx_desc_bytes; - unsigned int tx_desc_bytes; - - unsigned int rx_run:1; /* rx is running */ - unsigned int tx_run:1; /* tx is running */ - - struct dmasg *dummy_rx_desc; - struct dmasg *dummy_tx_desc; - - struct dmasg *curr_rx_desc; - struct dmasg *curr_tx_desc; - - int rx_curr_frag; - int tx_curr_frag; - - unsigned int rcr1; - unsigned int rcr2; - int rx_tdm_count; - - unsigned int tcr1; - unsigned int tcr2; - int tx_tdm_count; - - void (*rx_callback)(void *data); - void *rx_data; - void (*tx_callback)(void *data); - void *tx_data; - void (*err_callback)(void *data); - void *err_data; - unsigned char *tx_dma_buf; - unsigned char *rx_dma_buf; -#ifdef CONFIG_SND_BF5XX_MMAP_SUPPORT - dma_addr_t tx_dma_phy; - dma_addr_t rx_dma_phy; - int tx_pos;/*pcm sample count*/ - int rx_pos; - unsigned int tx_buffer_size; - unsigned int rx_buffer_size; - int tx_delay_pos; - int once; -#endif - void *private_data; -}; - -struct sport_param { - int num; - int dma_rx_chan; - int dma_tx_chan; - int err_irq; - const unsigned short *pin_req; - struct sport_register *regs; - unsigned int wdsize; - unsigned int dummy_count; - void *private_data; -}; - -struct sport_device *sport_init(struct platform_device *pdev, - unsigned int wdsize, unsigned int dummy_count, size_t priv_size); - -void sport_done(struct sport_device *sport); - -/* first use these ...*/ - -/* note: multichannel is in units of 8 channels, tdm_count is number of channels - * NOT / 8 ! all channels are enabled by default */ -int sport_set_multichannel(struct sport_device *sport, int tdm_count, - u32 tx_mask, u32 rx_mask, int packed); - -int sport_config_rx(struct sport_device *sport, - unsigned int rcr1, unsigned int rcr2, - unsigned int clkdiv, unsigned int fsdiv); - -int sport_config_tx(struct sport_device *sport, - unsigned int tcr1, unsigned int tcr2, - unsigned int clkdiv, unsigned int fsdiv); - -/* ... then these: */ - -/* buffer size (in bytes) == fragcount * fragsize_bytes */ - -/* this is not a very general api, it sets the dma to 2d autobuffer mode */ - -int sport_config_rx_dma(struct sport_device *sport, void *buf, - int fragcount, size_t fragsize_bytes); - -int sport_config_tx_dma(struct sport_device *sport, void *buf, - int fragcount, size_t fragsize_bytes); - -int sport_tx_start(struct sport_device *sport); -int sport_tx_stop(struct sport_device *sport); -int sport_rx_start(struct sport_device *sport); -int sport_rx_stop(struct sport_device *sport); - -/* for use in interrupt handler */ -unsigned long sport_curr_offset_rx(struct sport_device *sport); -unsigned long sport_curr_offset_tx(struct sport_device *sport); - -void sport_incfrag(struct sport_device *sport, int *frag, int tx); -void sport_decfrag(struct sport_device *sport, int *frag, int tx); - -int sport_set_rx_callback(struct sport_device *sport, - void (*rx_callback)(void *), void *rx_data); -int sport_set_tx_callback(struct sport_device *sport, - void (*tx_callback)(void *), void *tx_data); -int sport_set_err_callback(struct sport_device *sport, - void (*err_callback)(void *), void *err_data); - -int sport_send_and_recv(struct sport_device *sport, u8 *out_data, \ - u8 *in_data, int len); -#endif /* BF53X_SPORT_H */ |