C++ saa7146_write函数代码示例

OGeek|极客世界-中国程序员成长平台 › 门户 › 编程› C++›C++教程

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了C++中saa7146_write函数的典型用法代码示例。如果您正苦于以下问题：C++ saa7146_write函数的具体用法？C++ saa7146_write怎么用？C++ saa7146_write使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了saa7146_write函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: ttpci_budget_debiwrite

int ttpci_budget_debiwrite(struct budget *budget, u32 config, int addr,
			   int count, u32 value, int uselocks, int nobusyloop)
{
	struct saa7146_dev *saa = budget->dev;
	unsigned long flags = 0;
	int result;

	if (count > 4 || count <= 0)
		return 0;

	if (uselocks)
		spin_lock_irqsave(&budget->debilock, flags);

	if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) {
		if (uselocks)
			spin_unlock_irqrestore(&budget->debilock, flags);
		return result;
	}

	saa7146_write(saa, DEBI_COMMAND, (count << 17) | 0x00000 | (addr & 0xffff));
	saa7146_write(saa, DEBI_CONFIG, config);
	saa7146_write(saa, DEBI_PAGE, 0);
	saa7146_write(saa, DEBI_AD, value);
	saa7146_write(saa, MC2, (2 << 16) | 2);

	if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) {
		if (uselocks)
			spin_unlock_irqrestore(&budget->debilock, flags);
		return result;
	}

	if (uselocks)
		spin_unlock_irqrestore(&budget->debilock, flags);
	return 0;
}

开发者ID:03199618，项目名称:linux，代码行数:35，代码来源:budget-core.c

示例2: vbi_open

static int vbi_open(struct saa7146_dev *dev, struct file *file)
{
    struct saa7146_fh *fh = file->private_data;

    u32 arbtr_ctrl	= saa7146_read(dev, PCI_BT_V1);
    int ret = 0;

    DEB_VBI(("dev:%p, fh:%p\n",dev,fh));

    ret = saa7146_res_get(fh, RESOURCE_DMA3_BRS);
    if (0 == ret) {
        DEB_S(("cannot get vbi RESOURCE_DMA3_BRS resource\n"));
        return -EBUSY;
    }

    /* adjust arbitrition control for video dma 3 */
    arbtr_ctrl &= ~0x1f0000;
    arbtr_ctrl |=  0x1d0000;
    saa7146_write(dev, PCI_BT_V1, arbtr_ctrl);
    saa7146_write(dev, MC2, (MASK_04|MASK_20));

    memset(&fh->vbi_fmt,0,sizeof(fh->vbi_fmt));

    fh->vbi_fmt.sampling_rate	= 27000000;
    fh->vbi_fmt.offset		= 248; /* todo */
    fh->vbi_fmt.samples_per_line	= vbi_pixel_to_capture;
    fh->vbi_fmt.sample_format	= V4L2_PIX_FMT_GREY;

    fh->vbi_fmt.start[0] = 5;
    fh->vbi_fmt.count[0] = 16;
    fh->vbi_fmt.start[1] = 312;
    fh->vbi_fmt.count[1] = 16;

    videobuf_queue_sg_init(&fh->vbi_q, &vbi_qops,
                           &dev->pci->dev, &dev->slock,
                           V4L2_BUF_TYPE_VBI_CAPTURE,
                           V4L2_FIELD_SEQ_TB,
                           sizeof(struct saa7146_buf),
                           file);

    init_timer(&fh->vbi_read_timeout);
    fh->vbi_read_timeout.function = vbi_read_timeout;
    fh->vbi_read_timeout.data = (unsigned long)file;

    /* initialize the brs */
    if ( 0 != (SAA7146_USE_PORT_B_FOR_VBI & dev->ext_vv_data->flags)) {
        saa7146_write(dev, BRS_CTRL, MASK_30|MASK_29 | (7 << 19));
    } else {
        saa7146_write(dev, BRS_CTRL, 0x00000001);

        if (0 != (ret = vbi_workaround(dev))) {
            DEB_VBI(("vbi workaround failed!\n"));
            /* return ret;*/
        }
    }

    /* upload brs register */
    saa7146_write(dev, MC2, (MASK_08|MASK_24));
    return 0;
}

开发者ID:daodaoliang，项目名称:miwifi，代码行数:60，代码来源:saa7146_vbi.c

示例3: std_callback

static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *standard)
{
	struct mxb *mxb = (struct mxb *)dev->ext_priv;

	if (V4L2_STD_PAL_I == standard->id) {
		v4l2_std_id std = V4L2_STD_PAL_I;

		DEB_D(("VIDIOC_S_STD: setting mxb for PAL_I.\n"));
		/* set the 7146 gpio register -- I don't know what this does exactly */
		saa7146_write(dev, GPIO_CTRL, 0x00404050);
		/* unset the 7111 gpio register -- I don't know what this does exactly */
		saa7111a_call(mxb, core, s_gpio, 0);
		tuner_call(mxb, core, s_std, std);
	} else {
		v4l2_std_id std = V4L2_STD_PAL_BG;

		DEB_D(("VIDIOC_S_STD: setting mxb for PAL/NTSC/SECAM.\n"));
		/* set the 7146 gpio register -- I don't know what this does exactly */
		saa7146_write(dev, GPIO_CTRL, 0x00404050);
		/* set the 7111 gpio register -- I don't know what this does exactly */
		saa7111a_call(mxb, core, s_gpio, 1);
		tuner_call(mxb, core, s_std, std);
	}
	return 0;
}

开发者ID:Stefan-Schmidt，项目名称:linux-2.6，代码行数:25，代码来源:mxb.c

示例4: std_callback

static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *standard)
{
    struct mxb *mxb = (struct mxb *)dev->ext_priv;

    if (V4L2_STD_PAL_I == standard->id) {
        v4l2_std_id std = V4L2_STD_PAL_I;

        DEB_D("VIDIOC_S_STD: setting mxb for PAL_I\n");

        saa7146_write(dev, GPIO_CTRL, 0x00404050);

        saa7111a_call(mxb, core, s_gpio, 0);
        tuner_call(mxb, core, s_std, std);
    } else {
        v4l2_std_id std = V4L2_STD_PAL_BG;

        DEB_D("VIDIOC_S_STD: setting mxb for PAL/NTSC/SECAM\n");

        saa7146_write(dev, GPIO_CTRL, 0x00404050);

        saa7111a_call(mxb, core, s_gpio, 1);
        tuner_call(mxb, core, s_std, std);
    }
    return 0;
}

开发者ID:MiniBlu，项目名称:cm11_kernel_htc_msm8974a3ul，代码行数:25，代码来源:mxb.c

示例5: vbi_stop

static void vbi_stop(struct saa7146_fh *fh, struct file *file)
{
	struct saa7146_dev *dev = fh->dev;
	struct saa7146_vv *vv = dev->vv_data;
	unsigned long flags;
	DEB_VBI("dev:%p, fh:%p\n", dev, fh);

	spin_lock_irqsave(&dev->slock,flags);

	/* disable rps1  */
	saa7146_write(dev, MC1, MASK_29);

	/* disable rps1 irqs */
	SAA7146_IER_DISABLE(dev, MASK_28);

	/* shut down dma 3 transfers */
	saa7146_write(dev, MC1, MASK_20);

	if (vv->vbi_dmaq.curr)
		saa7146_buffer_finish(dev, &vv->vbi_dmaq, VIDEOBUF_DONE);

	videobuf_queue_cancel(&fh->vbi_q);

	vv->vbi_streaming = NULL;

	del_timer(&vv->vbi_dmaq.timeout);
	del_timer(&vv->vbi_read_timeout);

	spin_unlock_irqrestore(&dev->slock, flags);
}

开发者ID:03199618，项目名称:linux，代码行数:30，代码来源:saa7146_vbi.c

示例6: saa7146_set_vbi_capture

static void saa7146_set_vbi_capture(struct saa7146_dev *dev, struct saa7146_buf *buf, struct saa7146_buf *next)
{
	struct saa7146_vv *vv = dev->vv_data;

	struct saa7146_video_dma vdma3;

	int count = 0;
	unsigned long e_wait = vv->current_hps_sync == SAA7146_HPS_SYNC_PORT_A ? CMD_E_FID_A : CMD_E_FID_B;
	unsigned long o_wait = vv->current_hps_sync == SAA7146_HPS_SYNC_PORT_A ? CMD_O_FID_A : CMD_O_FID_B;

	vdma3.base_even	= buf->pt[2].offset;
	vdma3.base_odd	= buf->pt[2].offset + 16 * vbi_pixel_to_capture;
	vdma3.prot_addr	= buf->pt[2].offset + 16 * 2 * vbi_pixel_to_capture;
	vdma3.pitch	= vbi_pixel_to_capture;
	vdma3.base_page	= buf->pt[2].dma | ME1;
	vdma3.num_line_byte = (16 << 16) | vbi_pixel_to_capture;

	saa7146_write_out_dma(dev, 3, &vdma3);

	/* write beginning of rps-program */
	count = 0;

	/* wait for o_fid_a/b / e_fid_a/b toggle only if bit 1 is not set */

	/* we don't wait here for the first field anymore. this is different from the video
	   capture and might cause that the first buffer is only half filled (with only
	   one field). but since this is some sort of streaming data, this is not that negative.
	   but by doing this, we can use the whole engine from videobuf-dma-sg.c... */

	/* set bit 1 */
	WRITE_RPS1(CMD_WR_REG | (1 << 8) | (MC2/4));
	WRITE_RPS1(MASK_28 | MASK_12);

	/* turn on video-dma3 */
	WRITE_RPS1(CMD_WR_REG_MASK | (MC1/4));
	WRITE_RPS1(MASK_04 | MASK_20);			/* => mask */
	WRITE_RPS1(MASK_04 | MASK_20);			/* => values */

	/* wait for o_fid_a/b / e_fid_a/b toggle */
	WRITE_RPS1(CMD_PAUSE | o_wait);
	WRITE_RPS1(CMD_PAUSE | e_wait);

	/* generate interrupt */
	WRITE_RPS1(CMD_INTERRUPT);

	/* stop */
	WRITE_RPS1(CMD_STOP);

	/* enable rps1 irqs */
	SAA7146_IER_ENABLE(dev, MASK_28);

	/* write the address of the rps-program */
	saa7146_write(dev, RPS_ADDR1, dev->d_rps1.dma_handle);

	/* turn on rps */
	saa7146_write(dev, MC1, (MASK_13 | MASK_29));
}

开发者ID:Medvedroid，项目名称:OT_903D-kernel-2.6.35.7，代码行数:57，代码来源:saa7146_vbi.c

示例7: video_end

static int video_end(struct saa7146_fh *fh, struct file *file)
{
	struct saa7146_dev *dev = fh->dev;
	struct saa7146_vv *vv = dev->vv_data;
	struct saa7146_format *fmt = NULL;
	unsigned long flags;
	unsigned int resource;
	u32 dmas = 0;
	DEB_EE(("dev:%p, fh:%p\n",dev,fh));

	if ((vv->video_status & STATUS_CAPTURE) != STATUS_CAPTURE) {
		DEB_S(("not capturing.\n"));
		return 0;
	}

	if (vv->video_fh != fh) {
		DEB_S(("capturing, but in another open.\n"));
		return -EBUSY;
	}

	fmt = format_by_fourcc(dev,fh->video_fmt.pixelformat);
	/* we need to have a valid format set here */
	BUG_ON(NULL == fmt);

	if (0 != (fmt->flags & FORMAT_IS_PLANAR)) {
		resource = RESOURCE_DMA1_HPS|RESOURCE_DMA2_CLP|RESOURCE_DMA3_BRS;
		dmas = MASK_22 | MASK_21 | MASK_20;
	} else {
		resource = RESOURCE_DMA1_HPS;
		dmas = MASK_22;
	}
	spin_lock_irqsave(&dev->slock,flags);

	/* disable rps0  */
	saa7146_write(dev, MC1, MASK_28);

	/* disable rps0 irqs */
	SAA7146_IER_DISABLE(dev, MASK_27);

	/* shut down all used video dma transfers */
	saa7146_write(dev, MC1, dmas);

	spin_unlock_irqrestore(&dev->slock, flags);

	vv->video_fh = NULL;
	vv->video_status = 0;

	saa7146_res_free(fh, resource);

	if (vv->ov_suspend != NULL) {
		saa7146_start_preview(vv->ov_suspend);
		vv->ov_suspend = NULL;
	}

	return 0;
}

开发者ID:BackupTheBerlios，项目名称:tew632-brp-svn，代码行数:56，代码来源:saa7146_video.c

示例8: vbi_open

static int vbi_open(struct saa7146_dev *dev, struct file *file)
{
	struct saa7146_fh *fh = file->private_data;
	struct saa7146_vv *vv = fh->dev->vv_data;

	u32 arbtr_ctrl	= saa7146_read(dev, PCI_BT_V1);
	int ret = 0;

	DEB_VBI("dev:%p, fh:%p\n", dev, fh);

	ret = saa7146_res_get(fh, RESOURCE_DMA3_BRS);
	if (0 == ret) {
		DEB_S("cannot get vbi RESOURCE_DMA3_BRS resource\n");
		return -EBUSY;
	}

	/* adjust arbitrition control for video dma 3 */
	arbtr_ctrl &= ~0x1f0000;
	arbtr_ctrl |=  0x1d0000;
	saa7146_write(dev, PCI_BT_V1, arbtr_ctrl);
	saa7146_write(dev, MC2, (MASK_04|MASK_20));

	videobuf_queue_sg_init(&fh->vbi_q, &vbi_qops,
			    &dev->pci->dev, &dev->slock,
			    V4L2_BUF_TYPE_VBI_CAPTURE,
			    V4L2_FIELD_SEQ_TB, // FIXME: does this really work?
			    sizeof(struct saa7146_buf),
			    file, &dev->v4l2_lock);

	vv->vbi_read_timeout.function = vbi_read_timeout;
	vv->vbi_read_timeout.data = (unsigned long)file;

	/* initialize the brs */
	if ( 0 != (SAA7146_USE_PORT_B_FOR_VBI & dev->ext_vv_data->flags)) {
		saa7146_write(dev, BRS_CTRL, MASK_30|MASK_29 | (7 << 19));
	} else {
		saa7146_write(dev, BRS_CTRL, 0x00000001);

		if (0 != (ret = vbi_workaround(dev))) {
			DEB_VBI("vbi workaround failed!\n");
			/* return ret;*/
		}
	}

	/* upload brs register */
	saa7146_write(dev, MC2, (MASK_08|MASK_24));
	return 0;
}

开发者ID:03199618，项目名称:linux，代码行数:48，代码来源:saa7146_vbi.c

示例9: video_begin

static int video_begin(struct saa7146_fh *fh)
{
	struct saa7146_dev *dev = fh->dev;
	struct saa7146_vv *vv = dev->vv_data;
	struct saa7146_format *fmt = NULL;
	unsigned int resource;
	int ret = 0, err = 0;

	DEB_EE(("dev:%p, fh:%p\n",dev,fh));

	if ((vv->video_status & STATUS_CAPTURE) != 0) {
		if (vv->video_fh == fh) {
			DEB_S(("already capturing.\n"));
			return 0;
		}
		DEB_S(("already capturing in another open.\n"));
		return -EBUSY;
	}

	if ((vv->video_status & STATUS_OVERLAY) != 0) {
		DEB_S(("warning: suspending overlay video for streaming capture.\n"));
		vv->ov_suspend = vv->video_fh;
		err = saa7146_stop_preview(vv->video_fh); /* side effect: video_status is now 0, video_fh is NULL */
		if (0 != err) {
			DEB_D(("suspending video failed. aborting\n"));
			return err;
		}
	}

	fmt = format_by_fourcc(dev,fh->video_fmt.pixelformat);
	/* we need to have a valid format set here */
	BUG_ON(NULL == fmt);

	if (0 != (fmt->flags & FORMAT_IS_PLANAR)) {
		resource = RESOURCE_DMA1_HPS|RESOURCE_DMA2_CLP|RESOURCE_DMA3_BRS;
	} else {
		resource = RESOURCE_DMA1_HPS;
	}

	ret = saa7146_res_get(fh, resource);
	if (0 == ret) {
		DEB_S(("cannot get capture resource %d\n",resource));
		if (vv->ov_suspend != NULL) {
			saa7146_start_preview(vv->ov_suspend);
			vv->ov_suspend = NULL;
		}
		return -EBUSY;
	}

	/* clear out beginning of streaming bit (rps register 0)*/
	saa7146_write(dev, MC2, MASK_27 );

	/* enable rps0 irqs */
	SAA7146_IER_ENABLE(dev, MASK_27);

	vv->video_fh = fh;
	vv->video_status = STATUS_CAPTURE;

	return 0;
}

开发者ID:BackupTheBerlios，项目名称:tew632-brp-svn，代码行数:60，代码来源:saa7146_video.c

示例10: interrupt_hw

/* interrupt handler */
static irqreturn_t interrupt_hw(int irq, void *dev_id)
{
	struct saa7146_dev *dev = dev_id;
	u32 isr;
	u32 ack_isr;

	/* read out the interrupt status register */
	ack_isr = isr = saa7146_read(dev, ISR);

	/* is this our interrupt? */
	if ( 0 == isr ) {
		/* nope, some other device */
		return IRQ_NONE;
	}

	if (dev->ext) {
		if (dev->ext->irq_mask & isr) {
			if (dev->ext->irq_func)
				dev->ext->irq_func(dev, &isr);
			isr &= ~dev->ext->irq_mask;
		}
	}
	if (0 != (isr & (MASK_27))) {
		DEB_INT(("irq: RPS0 (0x%08x).\n",isr));
		if (dev->vv_data && dev->vv_callback)
			dev->vv_callback(dev,isr);
		isr &= ~MASK_27;
	}
	if (0 != (isr & (MASK_28))) {
		if (dev->vv_data && dev->vv_callback)
			dev->vv_callback(dev,isr);
		isr &= ~MASK_28;
	}
	if (0 != (isr & (MASK_16|MASK_17))) {
		SAA7146_IER_DISABLE(dev, MASK_16|MASK_17);
		/* only wake up if we expect something */
		if (0 != dev->i2c_op) {
			dev->i2c_op = 0;
			wake_up(&dev->i2c_wq);
		} else {
			u32 psr = saa7146_read(dev, PSR);
			u32 ssr = saa7146_read(dev, SSR);
#ifdef CONFIG_DEBUG_PRINTK
			printk(KERN_WARNING "%s: unexpected i2c irq: isr %08x psr %08x ssr %08x\n",
			       dev->name, isr, psr, ssr);
#else
			;
#endif
		}
		isr &= ~(MASK_16|MASK_17);
	}
	if( 0 != isr ) {
		ERR(("warning: interrupt enabled, but not handled properly.(0x%08x)\n",isr));
		ERR(("disabling interrupt source(s)!\n"));
		SAA7146_IER_DISABLE(dev,isr);
	}
	saa7146_write(dev, ISR, ack_isr);
	return IRQ_HANDLED;
}

开发者ID:Epirex，项目名称:Chrono_Kernel-1，代码行数:60，代码来源:saa7146_core.c

示例11: stop_ts_capture

static int stop_ts_capture(struct budget *budget)
{
	dprintk(2, "budget: %p\n", budget);

	saa7146_write(budget->dev, MC1, MASK_20);	// DMA3 off
	SAA7146_IER_DISABLE(budget->dev, MASK_10);
	return 0;
}

开发者ID:03199618，项目名称:linux，代码行数:8，代码来源:budget-core.c

示例12: interrupt_hw

static irqreturn_t interrupt_hw(int irq, void *dev_id)
{
	struct saa7146_dev *dev = dev_id;
	u32 isr;
	u32 ack_isr;

	
	ack_isr = isr = saa7146_read(dev, ISR);

	
	if ( 0 == isr ) {
		
		return IRQ_NONE;
	}

	if (dev->ext) {
		if (dev->ext->irq_mask & isr) {
			if (dev->ext->irq_func)
				dev->ext->irq_func(dev, &isr);
			isr &= ~dev->ext->irq_mask;
		}
	}
	if (0 != (isr & (MASK_27))) {
		DEB_INT("irq: RPS0 (0x%08x)\n", isr);
		if (dev->vv_data && dev->vv_callback)
			dev->vv_callback(dev,isr);
		isr &= ~MASK_27;
	}
	if (0 != (isr & (MASK_28))) {
		if (dev->vv_data && dev->vv_callback)
			dev->vv_callback(dev,isr);
		isr &= ~MASK_28;
	}
	if (0 != (isr & (MASK_16|MASK_17))) {
		SAA7146_IER_DISABLE(dev, MASK_16|MASK_17);
		
		if (0 != dev->i2c_op) {
			dev->i2c_op = 0;
			wake_up(&dev->i2c_wq);
		} else {
			u32 psr = saa7146_read(dev, PSR);
			u32 ssr = saa7146_read(dev, SSR);
			pr_warn("%s: unexpected i2c irq: isr %08x psr %08x ssr %08x\n",
				dev->name, isr, psr, ssr);
		}
		isr &= ~(MASK_16|MASK_17);
	}
	if( 0 != isr ) {
		ERR("warning: interrupt enabled, but not handled properly.(0x%08x)\n",
		    isr);
		ERR("disabling interrupt source(s)!\n");
		SAA7146_IER_DISABLE(dev,isr);
	}
	saa7146_write(dev, ISR, ack_isr);
	return IRQ_HANDLED;
}

开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:56，代码来源:saa7146_core.c

示例13: ttpci_budget_debiwrite_nolock

static int ttpci_budget_debiwrite_nolock(struct budget *budget, u32 config,
		int addr, int count, u32 value, int nobusyloop)
{
	struct saa7146_dev *saa = budget->dev;
	int result;

	result = saa7146_wait_for_debi_done(saa, nobusyloop);
	if (result < 0)
		return result;

	saa7146_write(saa, DEBI_COMMAND, (count << 17) | 0x00000 | (addr & 0xffff));
	saa7146_write(saa, DEBI_CONFIG, config);
	saa7146_write(saa, DEBI_PAGE, 0);
	saa7146_write(saa, DEBI_AD, value);
	saa7146_write(saa, MC2, (2 << 16) | 2);

	result = saa7146_wait_for_debi_done(saa, nobusyloop);
	return result < 0 ? result : 0;
}

开发者ID:Lyude，项目名称:linux，代码行数:19，代码来源:budget-core.c

示例14: saa7146_setgpio

void saa7146_setgpio(struct saa7146_dev *dev, int port, u32 data)
{
    u32 value = 0;

    BUG_ON(port > 3);

    value = saa7146_read(dev, GPIO_CTRL);
    value &= ~(0xff << (8*port));
    value |= (data << (8*port));
    saa7146_write(dev, GPIO_CTRL, value);
}

开发者ID:chunyenho，项目名称:RTS-hw2，代码行数:11，代码来源:saa7146_core.c

示例15: stop_ts_capture

static int stop_ts_capture(struct budget *budget)
{
	DEB_EE(("budget: %p\n",budget));

        if (--budget->feeding)
                return budget->feeding;

        saa7146_write(budget->dev, MC1, MASK_20); // DMA3 off
	IER_DISABLE(budget->dev, MASK_10);
        return 0;
}

开发者ID:FelipeFernandes1988，项目名称:Alice-1121-Modem，代码行数:11，代码来源:budget-core.c

示例16: saa7146_remove_one

static void saa7146_remove_one(struct pci_dev *pdev)
{
    struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev);
    struct saa7146_dev *dev = to_saa7146_dev(v4l2_dev);
    struct {
        void *addr;
        dma_addr_t dma;
    } dev_map[] = {
        { dev->d_i2c.cpu_addr, dev->d_i2c.dma_handle },
        { dev->d_rps1.cpu_addr, dev->d_rps1.dma_handle },
        { dev->d_rps0.cpu_addr, dev->d_rps0.dma_handle },
        { NULL, 0 }
    }, *p;

    DEB_EE(("dev:%p\n",dev));

    dev->ext->detach(dev);
    /* Zero the PCI drvdata after use. */
    pci_set_drvdata(pdev, NULL);

    /* shut down all video dma transfers */
    saa7146_write(dev, MC1, 0x00ff0000);

    /* disable all irqs, release irq-routine */
    saa7146_write(dev, IER, 0);

    free_irq(pdev->irq, dev);

    for (p = dev_map; p->addr; p++)
        pci_free_consistent(pdev, SAA7146_RPS_MEM, p->addr, p->dma);

    iounmap(dev->mem);
    pci_release_region(pdev, 0);
    list_del(&dev->item);
    pci_disable_device(pdev);
    kfree(dev);

    saa7146_num--;
}

开发者ID:chunyenho，项目名称:RTS-hw2，代码行数:39，代码来源:saa7146_core.c

示例17: ttpci_budget_debiread_nolock

static int ttpci_budget_debiread_nolock(struct budget *budget, u32 config,
		int addr, int count, int nobusyloop)
{
	struct saa7146_dev *saa = budget->dev;
	int result;

	result = saa7146_wait_for_debi_done(saa, nobusyloop);
	if (result < 0)
		return result;

	saa7146_write(saa, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff));
	saa7146_write(saa, DEBI_CONFIG, config);
	saa7146_write(saa, DEBI_PAGE, 0);
	saa7146_write(saa, MC2, (2 << 16) | 2);

	result = saa7146_wait_for_debi_done(saa, nobusyloop);
	if (result < 0)
		return result;

	result = saa7146_read(saa, DEBI_AD);
	result &= (0xffffffffUL >> ((4 - count) * 8));
	return result;
}

开发者ID:Lyude，项目名称:linux，代码行数:23，代码来源:budget-core.c

示例18: saa7146_s_ctrl

int saa7146_s_ctrl(struct v4l2_ctrl *ctrl)
{
	struct saa7146_dev *dev = container_of(ctrl->handler,
				struct saa7146_dev, ctrl_handler);
	struct saa7146_vv *vv = dev->vv_data;
	u32 val;

	switch (ctrl->id) {
	case V4L2_CID_BRIGHTNESS:
		val = saa7146_read(dev, BCS_CTRL);
		val &= 0x00ffffff;
		val |= (ctrl->val << 24);
		saa7146_write(dev, BCS_CTRL, val);
		saa7146_write(dev, MC2, MASK_22 | MASK_06);
		break;

	case V4L2_CID_CONTRAST:
		val = saa7146_read(dev, BCS_CTRL);
		val &= 0xff00ffff;
		val |= (ctrl->val << 16);
		saa7146_write(dev, BCS_CTRL, val);
		saa7146_write(dev, MC2, MASK_22 | MASK_06);
		break;

	case V4L2_CID_SATURATION:
		val = saa7146_read(dev, BCS_CTRL);
		val &= 0xffffff00;
		val |= (ctrl->val << 0);
		saa7146_write(dev, BCS_CTRL, val);
		saa7146_write(dev, MC2, MASK_22 | MASK_06);
		break;

	case V4L2_CID_HFLIP:
		/* fixme: we can support changing VFLIP and HFLIP here... */
		if ((vv->video_status & STATUS_CAPTURE))
			return -EBUSY;
		vv->hflip = ctrl->val;
		break;

	case V4L2_CID_VFLIP:
		if ((vv->video_status & STATUS_CAPTURE))
			return -EBUSY;
		vv->vflip = ctrl->val;
		break;

	default:
		return -EINVAL;
	}

	if ((vv->video_status & STATUS_OVERLAY) != 0) { /* CHECK: && (vv->video_fh == fh)) */
		struct saa7146_fh *fh = vv->video_fh;

		saa7146_stop_preview(fh);
		saa7146_start_preview(fh);
	}
	return 0;
}

开发者ID:AdrianHuang，项目名称:linux-3.8.13，代码行数:57，代码来源:saa7146_video.c

示例19: ttpci_budget_init

int ttpci_budget_init(struct budget *budget, struct saa7146_dev *dev,
		      struct saa7146_pci_extension_data *info,
		      struct module *owner, short *adapter_nums)
{
	int ret = 0;
	struct budget_info *bi = info->ext_priv;
	int max_bufsize;
	int height_mask;

	memset(budget, 0, sizeof(struct budget));

	dprintk(2, "dev: %p, budget: %p\n", dev, budget);

	budget->card = bi;
	budget->dev = (struct saa7146_dev *) dev;

	switch(budget->card->type) {
	case BUDGET_FS_ACTIVY:
		budget->buffer_width = TS_WIDTH_ACTIVY;
		max_bufsize = TS_MAX_BUFSIZE_K_ACTIVY;
		height_mask = TS_HEIGHT_MASK_ACTIVY;
		break;

	case BUDGET_KNC1C:
	case BUDGET_KNC1CP:
	case BUDGET_CIN1200C:
	case BUDGET_KNC1C_MK3:
	case BUDGET_KNC1C_TDA10024:
	case BUDGET_KNC1CP_MK3:
	case BUDGET_CIN1200C_MK3:
		budget->buffer_width = TS_WIDTH_DVBC;
		max_bufsize = TS_MAX_BUFSIZE_K_DVBC;
		height_mask = TS_HEIGHT_MASK_DVBC;
		break;

	default:
		budget->buffer_width = TS_WIDTH;
		max_bufsize = TS_MAX_BUFSIZE_K;
		height_mask = TS_HEIGHT_MASK;
	}

	if (dma_buffer_size < TS_MIN_BUFSIZE_K)
		dma_buffer_size = TS_MIN_BUFSIZE_K;
	else if (dma_buffer_size > max_bufsize)
		dma_buffer_size = max_bufsize;

	budget->buffer_height = dma_buffer_size * 1024 / budget->buffer_width;
	if (budget->buffer_height > 0xfff) {
		budget->buffer_height /= 2;
		budget->buffer_height &= height_mask;
		budget->buffer_size = 2 * budget->buffer_height * budget->buffer_width;
	} else {
		budget->buffer_height &= height_mask;
		budget->buffer_size = budget->buffer_height * budget->buffer_width;
	}
	budget->buffer_warning_threshold = budget->buffer_size * 80/100;
	budget->buffer_warnings = 0;
	budget->buffer_warning_time = jiffies;

	dprintk(2, "%s: buffer type = %s, width = %d, height = %d\n",
		budget->dev->name,
		budget->buffer_size > budget->buffer_width * budget->buffer_height ? "odd/even" : "single",
		budget->buffer_width, budget->buffer_height);
	printk("%s: dma buffer size %u\n", budget->dev->name, budget->buffer_size);

	ret = dvb_register_adapter(&budget->dvb_adapter, budget->card->name,
				   owner, &budget->dev->pci->dev, adapter_nums);
	if (ret < 0)
		return ret;

	/* set dd1 stream a & b */
	saa7146_write(dev, DD1_STREAM_B, 0x00000000);
	saa7146_write(dev, MC2, (MASK_09 | MASK_25));
	saa7146_write(dev, MC2, (MASK_10 | MASK_26));
	saa7146_write(dev, DD1_INIT, 0x02000000);
	saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));

	if (bi->type != BUDGET_FS_ACTIVY)
		budget->video_port = BUDGET_VIDEO_PORTB;
	else
		budget->video_port = BUDGET_VIDEO_PORTA;
	spin_lock_init(&budget->feedlock);
	spin_lock_init(&budget->debilock);

	/* the Siemens DVB needs this if you want to have the i2c chips
	   get recognized before the main driver is loaded */
	if (bi->type != BUDGET_FS_ACTIVY)
		saa7146_write(dev, GPIO_CTRL, 0x500000);	/* GPIO 3 = 1 */

	strlcpy(budget->i2c_adap.name, budget->card->name, sizeof(budget->i2c_adap.name));

	saa7146_i2c_adapter_prepare(dev, &budget->i2c_adap, SAA7146_I2C_BUS_BIT_RATE_120);
	strcpy(budget->i2c_adap.name, budget->card->name);

	if (i2c_add_adapter(&budget->i2c_adap) < 0) {
		ret = -ENOMEM;
		goto err_dvb_unregister;
	}

	ttpci_eeprom_parse_mac(&budget->i2c_adap, budget->dvb_adapter.proposed_mac);
//.........这里部分代码省略.........

开发者ID:03199618，项目名称:linux，代码行数:101，代码来源:budget-core.c

示例20: mxb_init_done

static int mxb_init_done(struct saa7146_dev* dev)
{
    struct mxb* mxb = (struct mxb*)dev->ext_priv;
    struct i2c_msg msg;
    struct tuner_setup tun_setup;
    v4l2_std_id std = V4L2_STD_PAL_BG;

    int i = 0, err = 0;


    saa7111a_call(mxb, core, s_std, std);


    i = 0;
    saa7111a_call(mxb, video, s_routing, SAA7115_COMPOSITE0,
                  SAA7111_FMT_CCIR, 0);


    tun_setup.mode_mask = T_ANALOG_TV;
    tun_setup.addr = ADDR_UNSET;
    tun_setup.type = TUNER_PHILIPS_PAL;
    tuner_call(mxb, tuner, s_type_addr, &tun_setup);

    mxb->cur_freq.tuner = 0;
    mxb->cur_freq.type = V4L2_TUNER_ANALOG_TV;
    mxb->cur_freq.frequency = freq;
    tuner_call(mxb, tuner, s_frequency, &mxb->cur_freq);


    tuner_call(mxb, core, s_std, std);


    tea6420_route_line(mxb, 6);
    tea6420_route_cd(mxb, 6);


    tea6415c_call(mxb, video, s_routing, 3, 17, 0);


    tea6415c_call(mxb, video, s_routing, 3, 13, 0);


    mxb->cur_input = 0;
    mxb->cur_mute = 1;

    mxb->cur_mode = V4L2_TUNER_MODE_STEREO;

    msg.addr = 0x1b;
    msg.flags = 0;
    msg.len = mxb_saa7740_init[0].length;
    msg.buf = &mxb_saa7740_init[0].data[0];

    err = i2c_transfer(&mxb->i2c_adapter, &msg, 1);
    if (err == 1) {
        extension.flags &= ~SAA7146_USE_I2C_IRQ;
        for (i = 1; ; i++) {
            if (-1 == mxb_saa7740_init[i].length)
                break;

            msg.len = mxb_saa7740_init[i].length;
            msg.buf = &mxb_saa7740_init[i].data[0];
            err = i2c_transfer(&mxb->i2c_adapter, &msg, 1);
            if (err != 1) {
                DEB_D("failed to initialize 'sound arena module'\n");
                goto err;
            }
        }
        pr_info("'sound arena module' detected\n");
    }
err:




    saa7146_set_hps_source_and_sync(dev, input_port_selection[mxb->cur_input].hps_source,
                                    input_port_selection[mxb->cur_input].hps_sync);



    saa7146_write(dev, DD1_STREAM_B,	0x00000000);
    saa7146_write(dev, DD1_INIT,		0x02000200);
    saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));

    return 0;
}

开发者ID:MiniBlu，项目名称:cm11_kernel_htc_msm8974a3ul，代码行数:85，代码来源:mxb.c

注：本文中的saa7146_write函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

鲜花

握手

雷人

路过

鸡蛋

该文章已有0人参与评论

请发表评论

全部评论

专题导读

More+

10-27 六六分期app的软件客服如何联系？(六六分期

11-06 可心卡盟:win10系统火狐flash插件崩溃怎么

11-06 亲亲特价:怎么删除回收站图标

11-06 济南大学虚拟社区:鲁大师节能降温的具体办

11-06 xlueops.exe:无线网络安装向导

11-06 女斗合众国:win7系统cf与主机连接不稳定怎

11-06 0xc000022-[cf烟雾头]cf怎么调烟雾头

11-06 qizideyouhuo:应用程序无法正常启动0xc0000

11-06 ipz-185:win7系统vcf文件怎么打开

11-06 傻哥蹦迪:win10系统s4怎么打开usb调试

11-06 八神浩树gtaste:回收站清空了怎么恢复

11-06 妖尾之黑色守护:win10系统电脑没有1440x900

11-06 校园至尊魔王小说:win7系统浏览网页时字体

11-06 女斗合众国:win10系统访问共享文件夹提示请

11-06 tokyo hot n0654:恢复win7系统默认字体一招

11-06 雨酷仙境:设置win7系统转移临时文件夹腾出

11-06 阿穆纳伊之杖:win7系统开始菜单在右边还原

11-06 tunespotting:win10系统火狐flash插件总是

11-06 甘尔葛分析师：计谋网站seo关键词暴涨有什

11-06 蔡贵霖: 计谋网站seo关键词暴涨有什么秘密

11-06 博益网首页:ao3网页版进入不了解决方法

11-06 漏斗子专栏: 网站数据分析小白易懂精华篇

11-06 见证双虹怎么做:win7系统开启telnet命令的

11-06 颾狐蝶蜋:系统资源不足无法完成请求的服务

11-06 国光中学校歌:提交网站到alexa查询详细步骤

11-06 西安有情天:静态网页和动态网页的区别

11-06 红木雅尚斋:外部链接构造对网站的好处

11-06 前官礼遇：防止域名劫持–增强域安全性的10

11-06 密传二转答案: 中文分词算法有哪些

11-06 金泉家园邮编:百度快照劫持的表现及应对方

C++ safassert函数代码示例发布时间：2022-05-30

C++ saa7146_read函数代码示例发布时间：2022-05-30

剪的笔顺,诠释剪的笔画,认识剪的部首

1 六六分期app的软件客服如何联系？(六六分期

六六分期app的软件客服如何联系？不知道吗？加qq群【895510560】即可！标题：六六分期

阅读：17952|2023-10-27

2 可心卡盟:win10系统火狐flash插件崩溃怎么

今天小编告诉大家如何处理win10系统火狐flash插件总是崩溃的问题，可能很多用户都不知

阅读：9564|2022-11-06

3 亲亲特价:怎么删除回收站图标

今天小编告诉大家如何对win10系统删除桌面回收站图标进行设置，可能很多用户都不知道

阅读：8127|2022-11-06

4 济南大学虚拟社区:鲁大师节能降温的具体办

今天小编告诉大家如何对win10系统电脑设置节能降温的设置方法，想必大家都遇到过需要

阅读：8508|2022-11-06

5 xlueops.exe:无线网络安装向导

我们在使用xp系统的过程中,经常需要对xp系统无线网络安装向导设置进行设置，可能很多

阅读：8411|2022-11-06

6 女斗合众国:win7系统cf与主机连接不稳定怎

今天小编告诉大家如何处理win7系统玩cf老是与主机连接不稳定的问题，可能很多用户都不

阅读：9303|2022-11-06

7 0xc000022-[cf烟雾头]cf怎么调烟雾头

电脑对日常生活的重要性小编就不多说了，可是一旦碰到win7系统设置cf烟雾头的问题，很

阅读：8375|2022-11-06

8 qizideyouhuo:应用程序无法正常启动0xc0000

我们在日常使用电脑的时候，有的小伙伴们可能在打开应用的时候会遇见提示应用程序无法

阅读：7807|2022-11-06

9 ipz-185:win7系统vcf文件怎么打开

今天小编告诉大家如何对win7系统打开vcf文件进行设置，可能很多用户都不知道怎么对win

阅读：8359|2022-11-06

10 傻哥蹦迪:win10系统s4怎么打开usb调试

今天小编告诉大家如何对win10系统s4开启USB调试模式进行设置，可能很多用户都不知道怎

阅读：7360|2022-11-06

客服电话

电子邮件

C++ saa7146_write函数代码示例

示例1: ttpci_budget_debiwrite

示例2: vbi_open

示例3: std_callback

示例4: std_callback

示例5: vbi_stop

示例6: saa7146_set_vbi_capture

示例7: video_end

示例8: vbi_open

示例9: video_begin

示例10: interrupt_hw

示例11: stop_ts_capture

示例12: interrupt_hw

示例13: ttpci_budget_debiwrite_nolock

示例14: saa7146_setgpio

示例15: stop_ts_capture

示例16: saa7146_remove_one

示例17: ttpci_budget_debiread_nolock

示例18: saa7146_s_ctrl

示例19: ttpci_budget_init

示例20: mxb_init_done

请发表评论

全部评论

上一篇：

下一篇：

GitbookIO/gitbook:

juleswhite/mobile-cloud-asgn1

RADDELPHIXE5的android开发环境配置

kyamagu/matlab-json: Use official API: h

墙壁眼睛膝盖

剪的笔顺,诠释剪的笔画,认识剪的部首

六六分期app的软件客服如何联系？(六六分期

florent37/ViewAnimator: A fluent Android

florent37/Shrine-MaterialDesign2: implem

CVE-2020-36276

SimpleSoftwareIO/simple-sms: Send and re

关于我们

产品与服务

解决方案

139-2527-9053