media: cx25821: remove cx25821-audio-upstream.c and cx25821-video-upstream.c (cc00f584) · Commits · e / devices / android_kernel_teracube_emerald

drivers/media/pci/cx25821/cx25821-audio-upstream.c

deleted100644 → 0

+0 −679

Original line number	Diff line number	Diff line
		/*
		* Driver for the Conexant CX25821 PCIe bridge
		*
		* Copyright (C) 2009 Conexant Systems Inc.
		* Authors <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
		*
		* 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.
		*/

		#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

		#include "cx25821-video.h"
		#include "cx25821-audio-upstream.h"

		#include <linux/fs.h>
		#include <linux/errno.h>
		#include <linux/kernel.h>
		#include <linux/init.h>
		#include <linux/module.h>
		#include <linux/syscalls.h>
		#include <linux/file.h>
		#include <linux/fcntl.h>
		#include <linux/delay.h>
		#include <linux/slab.h>
		#include <linux/uaccess.h>

		MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
		MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
		MODULE_LICENSE("GPL");

		static int _intr_msk = FLD_AUD_SRC_RISCI1 \| FLD_AUD_SRC_OF \|
		FLD_AUD_SRC_SYNC \| FLD_AUD_SRC_OPC_ERR;

		static int cx25821_sram_channel_setup_upstream_audio(struct cx25821_dev *dev,
		const struct sram_channel *ch,
		unsigned int bpl, u32 risc)
		{
		unsigned int i, lines;
		u32 cdt;

		if (ch->cmds_start == 0) {
		cx_write(ch->ptr1_reg, 0);
		cx_write(ch->ptr2_reg, 0);
		cx_write(ch->cnt2_reg, 0);
		cx_write(ch->cnt1_reg, 0);
		return 0;
		}

		bpl = (bpl + 7) & ~7; /* alignment */
		cdt = ch->cdt;
		lines = ch->fifo_size / bpl;

		if (lines > 3)
		lines = 3;

		BUG_ON(lines < 2);

		/* write CDT */
		for (i = 0; i < lines; i++) {
		cx_write(cdt + 16 * i, ch->fifo_start + bpl * i);
		cx_write(cdt + 16 * i + 4, 0);
		cx_write(cdt + 16 * i + 8, 0);
		cx_write(cdt + 16 * i + 12, 0);
		}

		/* write CMDS */
		cx_write(ch->cmds_start + 0, risc);

		cx_write(ch->cmds_start + 4, 0);
		cx_write(ch->cmds_start + 8, cdt);
		cx_write(ch->cmds_start + 12, AUDIO_CDT_SIZE_QW);
		cx_write(ch->cmds_start + 16, ch->ctrl_start);

		/* IQ size */
		cx_write(ch->cmds_start + 20, AUDIO_IQ_SIZE_DW);

		for (i = 24; i < 80; i += 4)
		cx_write(ch->cmds_start + i, 0);

		/* fill registers */
		cx_write(ch->ptr1_reg, ch->fifo_start);
		cx_write(ch->ptr2_reg, cdt);
		cx_write(ch->cnt2_reg, AUDIO_CDT_SIZE_QW);
		cx_write(ch->cnt1_reg, AUDIO_CLUSTER_SIZE_QW - 1);

		return 0;
		}

		static __le32 cx25821_risc_field_upstream_audio(struct cx25821_dev dev,
		__le32 *rp,
		dma_addr_t databuf_phys_addr,
		unsigned int bpl,
		int fifo_enable)
		{
		unsigned int line;
		const struct sram_channel *sram_ch =
		dev->channels[dev->_audio_upstream_channel].sram_channels;
		int offset = 0;

		/* scan lines */
		for (line = 0; line < LINES_PER_AUDIO_BUFFER; line++) {
		*(rp++) = cpu_to_le32(RISC_READ \| RISC_SOL \| RISC_EOL \| bpl);
		*(rp++) = cpu_to_le32(databuf_phys_addr + offset);
		(rp++) = cpu_to_le32(0); / bits 63-32 */

		/* Check if we need to enable the FIFO
		* after the first 3 lines.
		* For the upstream audio channel,
		* the risc engine will enable the FIFO */
		if (fifo_enable && line == 2) {
		*(rp++) = RISC_WRITECR;
		*(rp++) = sram_ch->dma_ctl;
		*(rp++) = sram_ch->fld_aud_fifo_en;
		*(rp++) = 0x00000020;
		}

		offset += AUDIO_LINE_SIZE;
		}

		return rp;
		}

		static int cx25821_risc_buffer_upstream_audio(struct cx25821_dev *dev,
		struct pci_dev *pci,
		unsigned int bpl, unsigned int lines)
		{
		__le32 *rp;
		int fifo_enable = 0;
		int frame = 0, i = 0;
		int frame_size = AUDIO_DATA_BUF_SZ;
		int databuf_offset = 0;
		int risc_flag = RISC_CNT_INC;
		dma_addr_t risc_phys_jump_addr;

		/* Virtual address of Risc buffer program */
		rp = dev->_risc_virt_addr;

		/* sync instruction */
		*(rp++) = cpu_to_le32(RISC_RESYNC \| AUDIO_SYNC_LINE);

		for (frame = 0; frame < NUM_AUDIO_FRAMES; frame++) {
		databuf_offset = frame_size * frame;

		if (frame == 0) {
		fifo_enable = 1;
		risc_flag = RISC_CNT_RESET;
		} else {
		fifo_enable = 0;
		risc_flag = RISC_CNT_INC;
		}

		/* Calculate physical jump address */
		if ((frame + 1) == NUM_AUDIO_FRAMES) {
		risc_phys_jump_addr =
		dev->_risc_phys_start_addr +
		RISC_SYNC_INSTRUCTION_SIZE;
		} else {
		risc_phys_jump_addr =
		dev->_risc_phys_start_addr +
		RISC_SYNC_INSTRUCTION_SIZE +
		AUDIO_RISC_DMA_BUF_SIZE * (frame + 1);
		}

		rp = cx25821_risc_field_upstream_audio(dev, rp,
		dev->_audiodata_buf_phys_addr + databuf_offset,
		bpl, fifo_enable);

		if (USE_RISC_NOOP_AUDIO) {
		for (i = 0; i < NUM_NO_OPS; i++)
		*(rp++) = cpu_to_le32(RISC_NOOP);
		}

		/* Loop to (Nth)FrameRISC or to Start of Risc program &
		* generate IRQ */
		*(rp++) = cpu_to_le32(RISC_JUMP \| RISC_IRQ1 \| risc_flag);
		*(rp++) = cpu_to_le32(risc_phys_jump_addr);
		*(rp++) = cpu_to_le32(0);

		/* Recalculate virtual address based on frame index */
		rp = dev->_risc_virt_addr + RISC_SYNC_INSTRUCTION_SIZE / 4 +
		(AUDIO_RISC_DMA_BUF_SIZE * (frame + 1) / 4);
		}

		return 0;
		}

		static void cx25821_free_memory_audio(struct cx25821_dev *dev)
		{
		if (dev->_risc_virt_addr) {
		pci_free_consistent(dev->pci, dev->_audiorisc_size,
		dev->_risc_virt_addr, dev->_risc_phys_addr);
		dev->_risc_virt_addr = NULL;
		}

		if (dev->_audiodata_buf_virt_addr) {
		pci_free_consistent(dev->pci, dev->_audiodata_buf_size,
		dev->_audiodata_buf_virt_addr,
		dev->_audiodata_buf_phys_addr);
		dev->_audiodata_buf_virt_addr = NULL;
		}
		}

		void cx25821_stop_upstream_audio(struct cx25821_dev *dev)
		{
		const struct sram_channel *sram_ch =
		dev->channels[AUDIO_UPSTREAM_SRAM_CHANNEL_B].sram_channels;
		u32 tmp = 0;

		if (!dev->_audio_is_running) {
		printk(KERN_DEBUG
		pr_fmt("No audio file is currently running so return!\n"));
		return;
		}
		/* Disable RISC interrupts */
		cx_write(sram_ch->int_msk, 0);

		/* Turn OFF risc and fifo enable in AUD_DMA_CNTRL */
		tmp = cx_read(sram_ch->dma_ctl);
		cx_write(sram_ch->dma_ctl,
		tmp & ~(sram_ch->fld_aud_fifo_en \| sram_ch->fld_aud_risc_en));

		/* Clear data buffer memory */
		if (dev->_audiodata_buf_virt_addr)
		memset(dev->_audiodata_buf_virt_addr, 0,
		dev->_audiodata_buf_size);

		dev->_audio_is_running = 0;
		dev->_is_first_audio_frame = 0;
		dev->_audioframe_count = 0;
		dev->_audiofile_status = END_OF_FILE;

		flush_work(&dev->_audio_work_entry);

		kfree(dev->_audiofilename);
		}

		void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev)
		{
		if (dev->_audio_is_running)
		cx25821_stop_upstream_audio(dev);

		cx25821_free_memory_audio(dev);
		}

		static int cx25821_get_audio_data(struct cx25821_dev *dev,
		const struct sram_channel *sram_ch)
		{
		struct file *file;
		int frame_index_temp = dev->_audioframe_index;
		int i = 0;
		int frame_size = AUDIO_DATA_BUF_SZ;
		int frame_offset = frame_size * frame_index_temp;
		char mybuf[AUDIO_LINE_SIZE];
		loff_t file_offset = dev->_audioframe_count * frame_size;
		char *p = NULL;

		if (dev->_audiofile_status == END_OF_FILE)
		return 0;

		file = filp_open(dev->_audiofilename, O_RDONLY \| O_LARGEFILE, 0);
		if (IS_ERR(file)) {
		pr_err("%s(): ERROR opening file(%s) with errno = %ld!\n",
		__func__, dev->_audiofilename, -PTR_ERR(file));
		return PTR_ERR(file);
		}

		if (dev->_audiodata_buf_virt_addr)
		p = (char *)dev->_audiodata_buf_virt_addr + frame_offset;

		for (i = 0; i < dev->_audio_lines_count; i++) {
		int n = kernel_read(file, mybuf, AUDIO_LINE_SIZE, &file_offset);
		if (n < AUDIO_LINE_SIZE) {
		pr_info("Done: exit %s() since no more bytes to read from Audio file\n",
		__func__);
		dev->_audiofile_status = END_OF_FILE;
		fput(file);
		return 0;
		}
		dev->_audiofile_status = IN_PROGRESS;
		if (p) {
		memcpy(p, mybuf, n);
		p += n;
		}
		}
		dev->_audioframe_count++;
		fput(file);

		return 0;
		}

		static void cx25821_audioups_handler(struct work_struct *work)
		{
		struct cx25821_dev *dev = container_of(work, struct cx25821_dev,
		_audio_work_entry);

		if (!dev) {
		pr_err("ERROR %s(): since container_of(work_struct) FAILED!\n",
		__func__);
		return;
		}

		cx25821_get_audio_data(dev, dev->channels[dev->_audio_upstream_channel].
		sram_channels);
		}

		static int cx25821_openfile_audio(struct cx25821_dev *dev,
		const struct sram_channel *sram_ch)
		{
		char p = (void )dev->_audiodata_buf_virt_addr;
		struct file *file;
		loff_t file_offset = 0;
		int i, j;

		file = filp_open(dev->_audiofilename, O_RDONLY \| O_LARGEFILE, 0);
		if (IS_ERR(file)) {
		pr_err("%s(): ERROR opening file(%s) with errno = %ld!\n",
		__func__, dev->_audiofilename, PTR_ERR(file));
		return PTR_ERR(file);
		}

		for (j = 0; j < NUM_AUDIO_FRAMES; j++) {
		for (i = 0; i < dev->_audio_lines_count; i++) {
		char buf[AUDIO_LINE_SIZE];
		loff_t offset = file_offset;
		int n = kernel_read(file, buf, AUDIO_LINE_SIZE, &file_offset);

		if (n < AUDIO_LINE_SIZE) {
		pr_info("Done: exit %s() since no more bytes to read from Audio file\n",
		__func__);
		dev->_audiofile_status = END_OF_FILE;
		fput(file);
		return 0;
		}

		if (p)
		memcpy(p + offset, buf, n);
		}
		dev->_audioframe_count++;
		}
		dev->_audiofile_status = IN_PROGRESS;
		fput(file);
		return 0;
		}

		static int cx25821_audio_upstream_buffer_prepare(struct cx25821_dev *dev,
		const struct sram_channel *sram_ch,
		int bpl)
		{
		int ret = 0;
		dma_addr_t dma_addr;
		dma_addr_t data_dma_addr;

		cx25821_free_memory_audio(dev);

		dev->_risc_virt_addr = pci_alloc_consistent(dev->pci,
		dev->audio_upstream_riscbuf_size, &dma_addr);
		dev->_risc_virt_start_addr = dev->_risc_virt_addr;
		dev->_risc_phys_start_addr = dma_addr;
		dev->_risc_phys_addr = dma_addr;
		dev->_audiorisc_size = dev->audio_upstream_riscbuf_size;

		if (!dev->_risc_virt_addr) {
		printk(KERN_DEBUG
		pr_fmt("ERROR: pci_alloc_consistent() FAILED to allocate memory for RISC program! Returning\n"));
		return -ENOMEM;
		}
		/* Clear out memory at address */
		memset(dev->_risc_virt_addr, 0, dev->_audiorisc_size);

		/* For Audio Data buffer allocation */
		dev->_audiodata_buf_virt_addr = pci_alloc_consistent(dev->pci,
		dev->audio_upstream_databuf_size, &data_dma_addr);
		dev->_audiodata_buf_phys_addr = data_dma_addr;
		dev->_audiodata_buf_size = dev->audio_upstream_databuf_size;

		if (!dev->_audiodata_buf_virt_addr) {
		printk(KERN_DEBUG
		pr_fmt("ERROR: pci_alloc_consistent() FAILED to allocate memory for data buffer! Returning\n"));
		return -ENOMEM;
		}
		/* Clear out memory at address */
		memset(dev->_audiodata_buf_virt_addr, 0, dev->_audiodata_buf_size);

		ret = cx25821_openfile_audio(dev, sram_ch);
		if (ret < 0)
		return ret;

		/* Creating RISC programs */
		ret = cx25821_risc_buffer_upstream_audio(dev, dev->pci, bpl,
		dev->_audio_lines_count);
		if (ret < 0) {
		printk(KERN_DEBUG
		pr_fmt("ERROR creating audio upstream RISC programs!\n"));
		goto error;
		}

		return 0;

		error:
		return ret;
		}

		static int cx25821_audio_upstream_irq(struct cx25821_dev *dev, int chan_num,
		u32 status)
		{
		int i = 0;
		u32 int_msk_tmp;
		const struct sram_channel *channel = dev->channels[chan_num].sram_channels;
		dma_addr_t risc_phys_jump_addr;
		__le32 *rp;

		if (status & FLD_AUD_SRC_RISCI1) {
		/* Get interrupt_index of the program that interrupted */
		u32 prog_cnt = cx_read(channel->gpcnt);

		/* Since we've identified our IRQ, clear our bits from the
		* interrupt mask and interrupt status registers */
		cx_write(channel->int_msk, 0);
		cx_write(channel->int_stat, cx_read(channel->int_stat));

		spin_lock(&dev->slock);

		while (prog_cnt != dev->_last_index_irq) {
		/* Update _last_index_irq */
		if (dev->_last_index_irq < (NUMBER_OF_PROGRAMS - 1))
		dev->_last_index_irq++;
		else
		dev->_last_index_irq = 0;

		dev->_audioframe_index = dev->_last_index_irq;

		schedule_work(&dev->_audio_work_entry);
		}

		if (dev->_is_first_audio_frame) {
		dev->_is_first_audio_frame = 0;

		if (dev->_risc_virt_start_addr != NULL) {
		risc_phys_jump_addr =
		dev->_risc_phys_start_addr +
		RISC_SYNC_INSTRUCTION_SIZE +
		AUDIO_RISC_DMA_BUF_SIZE;

		rp = cx25821_risc_field_upstream_audio(dev,
		dev->_risc_virt_start_addr + 1,
		dev->_audiodata_buf_phys_addr,
		AUDIO_LINE_SIZE, FIFO_DISABLE);

		if (USE_RISC_NOOP_AUDIO) {
		for (i = 0; i < NUM_NO_OPS; i++) {
		*(rp++) =
		cpu_to_le32(RISC_NOOP);
		}
		}
		/* Jump to 2nd Audio Frame */
		*(rp++) = cpu_to_le32(RISC_JUMP \| RISC_IRQ1 \|
		RISC_CNT_RESET);
		*(rp++) = cpu_to_le32(risc_phys_jump_addr);
		*(rp++) = cpu_to_le32(0);
		}
		}

		spin_unlock(&dev->slock);
		} else {
		if (status & FLD_AUD_SRC_OF)
		pr_warn("%s(): Audio Received Overflow Error Interrupt!\n",
		__func__);

		if (status & FLD_AUD_SRC_SYNC)
		pr_warn("%s(): Audio Received Sync Error Interrupt!\n",
		__func__);

		if (status & FLD_AUD_SRC_OPC_ERR)
		pr_warn("%s(): Audio Received OpCode Error Interrupt!\n",
		__func__);

		/* Read and write back the interrupt status register to clear
		* our bits */
		cx_write(channel->int_stat, cx_read(channel->int_stat));
		}

		if (dev->_audiofile_status == END_OF_FILE) {
		pr_warn("EOF Channel Audio Framecount = %d\n",
		dev->_audioframe_count);
		return -1;
		}
		/* ElSE, set the interrupt mask register, re-enable irq. */
		int_msk_tmp = cx_read(channel->int_msk);
		cx_write(channel->int_msk, int_msk_tmp \|= _intr_msk);

		return 0;
		}

		static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
		{
		struct cx25821_dev *dev = dev_id;
		u32 audio_status;
		int handled = 0;
		const struct sram_channel *sram_ch;

		if (!dev)
		return -1;

		sram_ch = dev->channels[dev->_audio_upstream_channel].sram_channels;

		audio_status = cx_read(sram_ch->int_stat);

		/* Only deal with our interrupt */
		if (audio_status) {
		handled = cx25821_audio_upstream_irq(dev,
		dev->_audio_upstream_channel, audio_status);
		}

		if (handled < 0)
		cx25821_stop_upstream_audio(dev);
		else
		handled += handled;

		return IRQ_RETVAL(handled);
		}

		static void cx25821_wait_fifo_enable(struct cx25821_dev *dev,
		const struct sram_channel *sram_ch)
		{
		int count = 0;
		u32 tmp;

		do {
		/* Wait 10 microsecond before checking to see if the FIFO is
		* turned ON. */
		udelay(10);

		tmp = cx_read(sram_ch->dma_ctl);

		/* 10 millisecond timeout */
		if (count++ > 1000) {
		pr_err("ERROR: %s() fifo is NOT turned on. Timeout!\n",
		__func__);
		return;
		}

		} while (!(tmp & sram_ch->fld_aud_fifo_en));

		}

		static int cx25821_start_audio_dma_upstream(struct cx25821_dev *dev,
		const struct sram_channel *sram_ch)
		{
		u32 tmp = 0;
		int err = 0;

		/* Set the physical start address of the RISC program in the initial
		* program counter(IPC) member of the CMDS. */
		cx_write(sram_ch->cmds_start + 0, dev->_risc_phys_addr);
		/* Risc IPC High 64 bits 63-32 */
		cx_write(sram_ch->cmds_start + 4, 0);

		/* reset counter */
		cx_write(sram_ch->gpcnt_ctl, 3);

		/* Set the line length (It looks like we do not need to set the
		* line length) */
		cx_write(sram_ch->aud_length, AUDIO_LINE_SIZE & FLD_AUD_DST_LN_LNGTH);

		/* Set the input mode to 16-bit */
		tmp = cx_read(sram_ch->aud_cfg);
		tmp \|= FLD_AUD_SRC_ENABLE \| FLD_AUD_DST_PK_MODE \| FLD_AUD_CLK_ENABLE \|
		FLD_AUD_MASTER_MODE \| FLD_AUD_CLK_SELECT_PLL_D \|
		FLD_AUD_SONY_MODE;
		cx_write(sram_ch->aud_cfg, tmp);

		/* Read and write back the interrupt status register to clear it */
		tmp = cx_read(sram_ch->int_stat);
		cx_write(sram_ch->int_stat, tmp);

		/* Clear our bits from the interrupt status register. */
		cx_write(sram_ch->int_stat, _intr_msk);

		/* Set the interrupt mask register, enable irq. */
		cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) \| (1 << sram_ch->irq_bit));
		tmp = cx_read(sram_ch->int_msk);
		cx_write(sram_ch->int_msk, tmp \|= _intr_msk);

		err = request_irq(dev->pci->irq, cx25821_upstream_irq_audio,
		IRQF_SHARED, dev->name, dev);
		if (err < 0) {
		pr_err("%s: can't get upstream IRQ %d\n", dev->name,
		dev->pci->irq);
		goto fail_irq;
		}

		/* Start the DMA engine */
		tmp = cx_read(sram_ch->dma_ctl);
		cx_set(sram_ch->dma_ctl, tmp \| sram_ch->fld_aud_risc_en);

		dev->_audio_is_running = 1;
		dev->_is_first_audio_frame = 1;

		/* The fifo_en bit turns on by the first Risc program */
		cx25821_wait_fifo_enable(dev, sram_ch);

		return 0;

		fail_irq:
		cx25821_dev_unregister(dev);
		return err;
		}

		int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
		{
		const struct sram_channel *sram_ch;
		int err = 0;

		if (dev->_audio_is_running) {
		pr_warn("Audio Channel is still running so return!\n");
		return 0;
		}

		dev->_audio_upstream_channel = channel_select;
		sram_ch = dev->channels[channel_select].sram_channels;

		/* Work queue */
		INIT_WORK(&dev->_audio_work_entry, cx25821_audioups_handler);

		dev->_last_index_irq = 0;
		dev->_audio_is_running = 0;
		dev->_audioframe_count = 0;
		dev->_audiofile_status = RESET_STATUS;
		dev->_audio_lines_count = LINES_PER_AUDIO_BUFFER;
		_line_size = AUDIO_LINE_SIZE;

		if ((dev->input_audiofilename) &&
		(strcmp(dev->input_audiofilename, "") != 0))
		dev->_audiofilename = kstrdup(dev->input_audiofilename,
		GFP_KERNEL);
		else
		dev->_audiofilename = kstrdup(_defaultAudioName,
		GFP_KERNEL);

		if (!dev->_audiofilename) {
		err = -ENOMEM;
		goto error;
		}

		cx25821_sram_channel_setup_upstream_audio(dev, sram_ch,
		_line_size, 0);

		dev->audio_upstream_riscbuf_size =
		AUDIO_RISC_DMA_BUF_SIZE * NUM_AUDIO_PROGS +
		RISC_SYNC_INSTRUCTION_SIZE;
		dev->audio_upstream_databuf_size = AUDIO_DATA_BUF_SZ * NUM_AUDIO_PROGS;

		/* Allocating buffers and prepare RISC program */
		err = cx25821_audio_upstream_buffer_prepare(dev, sram_ch,
		_line_size);
		if (err < 0) {
		pr_err("%s: Failed to set up Audio upstream buffers!\n",
		dev->name);
		goto error;
		}
		/* Start RISC engine */
		cx25821_start_audio_dma_upstream(dev, sram_ch);

		return 0;

		error:
		cx25821_dev_unregister(dev);

		return err;
		}

drivers/media/pci/cx25821/cx25821-audio-upstream.h

deleted100644 → 0

+0 −58

Original line number	Diff line number	Diff line
		/*
		* Driver for the Conexant CX25821 PCIe bridge
		*
		* Copyright (C) 2009 Conexant Systems Inc.
		* Authors <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
		*
		* 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.
		*/

		#include <linux/mutex.h>
		#include <linux/workqueue.h>

		#define NUM_AUDIO_PROGS 8
		#define NUM_AUDIO_FRAMES 8
		#define END_OF_FILE 0
		#define IN_PROGRESS 1
		#define RESET_STATUS -1
		#define FIFO_DISABLE 0
		#define FIFO_ENABLE 1
		#define NUM_NO_OPS 4

		#define RISC_READ_INSTRUCTION_SIZE 12
		#define RISC_JUMP_INSTRUCTION_SIZE 12
		#define RISC_WRITECR_INSTRUCTION_SIZE 16
		#define RISC_SYNC_INSTRUCTION_SIZE 4
		#define DWORD_SIZE 4
		#define AUDIO_SYNC_LINE 4

		#define LINES_PER_AUDIO_BUFFER 15
		#define AUDIO_LINE_SIZE 128
		#define AUDIO_DATA_BUF_SZ (AUDIO_LINE_SIZE * LINES_PER_AUDIO_BUFFER)

		#define USE_RISC_NOOP_AUDIO 1

		#ifdef USE_RISC_NOOP_AUDIO
		#define AUDIO_RISC_DMA_BUF_SIZE \
		(LINES_PER_AUDIO_BUFFER * RISC_READ_INSTRUCTION_SIZE + \
		RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS * DWORD_SIZE + \
		RISC_JUMP_INSTRUCTION_SIZE)
		#endif

		#ifndef USE_RISC_NOOP_AUDIO
		#define AUDIO_RISC_DMA_BUF_SIZE \
		(LINES_PER_AUDIO_BUFFER * RISC_READ_INSTRUCTION_SIZE + \
		RISC_WRITECR_INSTRUCTION_SIZE + RISC_JUMP_INSTRUCTION_SIZE)
		#endif

		static int _line_size;
		char *_defaultAudioName = "/root/audioGOOD.wav";

drivers/media/pci/cx25821/cx25821-video-upstream.c

deleted100644 → 0

+0 −673

File deleted.

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drivers/media/pci/cx25821/cx25821-video-upstream.h

deleted100644 → 0

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Original line number	Diff line number	Diff line
		/*
		* Driver for the Conexant CX25821 PCIe bridge
		*
		* Copyright (C) 2009 Conexant Systems Inc.
		* Authors <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
		*
		* 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.
		*/

		#include <linux/mutex.h>
		#include <linux/workqueue.h>

		#define OUTPUT_FRMT_656 0
		#define OPEN_FILE_1 0
		#define NUM_PROGS 8
		#define NUM_FRAMES 2
		#define ODD_FIELD 0
		#define EVEN_FIELD 1
		#define TOP_OFFSET 0
		#define FIFO_DISABLE 0
		#define FIFO_ENABLE 1
		#define TEST_FRAMES 5
		#define END_OF_FILE 0
		#define IN_PROGRESS 1
		#define RESET_STATUS -1
		#define NUM_NO_OPS 5

		/* PAL and NTSC line sizes and number of lines. */
		#define WIDTH_D1 720
		#define NTSC_LINES_PER_FRAME 480
		#define PAL_LINES_PER_FRAME 576
		#define PAL_LINE_SZ 1440
		#define Y422_LINE_SZ 1440
		#define Y411_LINE_SZ 1080
		#define NTSC_FIELD_HEIGHT 240
		#define NTSC_ODD_FLD_LINES 241
		#define PAL_FIELD_HEIGHT 288

		#define FRAME_SIZE_NTSC_Y422 (NTSC_LINES_PER_FRAME * Y422_LINE_SZ)
		#define FRAME_SIZE_NTSC_Y411 (NTSC_LINES_PER_FRAME * Y411_LINE_SZ)
		#define FRAME_SIZE_PAL_Y422 (PAL_LINES_PER_FRAME * Y422_LINE_SZ)
		#define FRAME_SIZE_PAL_Y411 (PAL_LINES_PER_FRAME * Y411_LINE_SZ)

		#define NTSC_DATA_BUF_SZ (Y422_LINE_SZ * NTSC_LINES_PER_FRAME)
		#define PAL_DATA_BUF_SZ (Y422_LINE_SZ * PAL_LINES_PER_FRAME)

		#define RISC_WRITECR_INSTRUCTION_SIZE 16
		#define RISC_SYNC_INSTRUCTION_SIZE 4
		#define JUMP_INSTRUCTION_SIZE 12
		#define MAXSIZE_NO_OPS 36
		#define DWORD_SIZE 4

		#define USE_RISC_NOOP_VIDEO 1

		#ifdef USE_RISC_NOOP_VIDEO
		#define PAL_US_VID_PROG_SIZE \
		(PAL_FIELD_HEIGHT * 3 * DWORD_SIZE + \
		RISC_WRITECR_INSTRUCTION_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
		NUM_NO_OPS * DWORD_SIZE)

		#define PAL_RISC_BUF_SIZE (2 * PAL_US_VID_PROG_SIZE)

		#define PAL_VID_PROG_SIZE \
		((PAL_FIELD_HEIGHT * 2) * 3 * DWORD_SIZE + \
		2 * RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
		JUMP_INSTRUCTION_SIZE + 2 * NUM_NO_OPS * DWORD_SIZE)

		#define ODD_FLD_PAL_PROG_SIZE \
		(PAL_FIELD_HEIGHT * 3 * DWORD_SIZE + \
		RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
		NUM_NO_OPS * DWORD_SIZE)

		#define ODD_FLD_NTSC_PROG_SIZE \
		(NTSC_ODD_FLD_LINES * 3 * DWORD_SIZE + \
		RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
		NUM_NO_OPS * DWORD_SIZE)

		#define NTSC_US_VID_PROG_SIZE \
		((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + \
		RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + \
		NUM_NO_OPS * DWORD_SIZE)

		#define NTSC_RISC_BUF_SIZE \
		(2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))

		#define FRAME1_VID_PROG_SIZE \
		((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + \
		2 * RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
		JUMP_INSTRUCTION_SIZE + 2 * NUM_NO_OPS * DWORD_SIZE)

		#endif

		#ifndef USE_RISC_NOOP_VIDEO
		#define PAL_US_VID_PROG_SIZE \
		(PAL_FIELD_HEIGHT * 3 * DWORD_SIZE + \
		RISC_WRITECR_INSTRUCTION_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
		JUMP_INSTRUCTION_SIZE)

		#define PAL_RISC_BUF_SIZE (2 * PAL_US_VID_PROG_SIZE)

		#define PAL_VID_PROG_SIZE \
		((PAL_FIELD_HEIGHT * 2) * 3 * DWORD_SIZE + \
		2 * RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
		JUMP_INSTRUCTION_SIZE)

		#define ODD_FLD_PAL_PROG_SIZE \
		(PAL_FIELD_HEIGHT * 3 * DWORD_SIZE + \
		RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)

		#define ODD_FLD_NTSC_PROG_SIZE \
		(NTSC_ODD_FLD_LINES * 3 * DWORD_SIZE + \
		RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE)

		#define NTSC_US_VID_PROG_SIZE \
		((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + \
		RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)

		#define NTSC_RISC_BUF_SIZE \
		(2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))

		#define FRAME1_VID_PROG_SIZE \
		((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + \
		2 * RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
		JUMP_INSTRUCTION_SIZE)

		#endif

drivers/media/pci/cx25821/cx25821.h

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File changed.

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