av7110_hw.c

linux-2.6.15.6

	default:
		break;
	}

	if (type != NULL) {
		/* non-immediate COMMAND type */
		start = jiffies;
		for (;;) {
			err = time_after(jiffies, start + ARM_WAIT_FREE);
			stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
			if (stat & flags[0]) {
				printk(KERN_ERR "%s: %s QUEUE overflow\n",
					__FUNCTION__, type);
				return -1;
			}
			if ((stat & flags[1]) == 0)
				break;
			if (err) {
				printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n",
					__FUNCTION__, type);
				return -ETIMEDOUT;
			}
			msleep(1);
		}
	}

	for (i = 2; i < length; i++)
		wdebi(av7110, DEBINOSWAP, COMMAND + 2 * i, (u32) buf[i], 2);

	if (length)
		wdebi(av7110, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2);
	else
		wdebi(av7110, DEBINOSWAP, COMMAND + 2, 0, 2);

	wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2);

	if (FW_VERSION(av7110->arm_app) <= 0x261f)
		wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2);

#ifdef COM_DEBUG
	start = jiffies;
	while (1) {
		err = time_after(jiffies, start + ARM_WAIT_FREE);
		if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
			break;
		if (err) {
			printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n",
			       __FUNCTION__, (buf[0] >> 8) & 0xff);
			return -ETIMEDOUT;
		}
		msleep(1);
	}

	stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
	if (stat & GPMQOver) {
		printk(KERN_ERR "dvb-ttpci: %s(): GPMQOver\n", __FUNCTION__);
		return -ENOSPC;
	}
	else if (stat & OSDQOver) {
		printk(KERN_ERR "dvb-ttpci: %s(): OSDQOver\n", __FUNCTION__);
		return -ENOSPC;
	}
#endif

	return 0;
}

static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
{
	int ret;

//	dprintk(4, "%p\n", av7110);

	if (!av7110->arm_ready) {
		dprintk(1, "arm not ready.\n");
		return -1;
	}
	if (down_interruptible(&av7110->dcomlock))
		return -ERESTARTSYS;

	ret = __av7110_send_fw_cmd(av7110, buf, length);
	up(&av7110->dcomlock);
	if (ret && ret!=-ERESTARTSYS)
		printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
		       __FUNCTION__, ret);
	return ret;
}

int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...)
{
	va_list args;
	u16 buf[num + 2];
	int i, ret;

//	dprintk(4, "%p\n", av7110);

	buf[0] = ((type << 8) | com);
	buf[1] = num;

	if (num) {
		va_start(args, num);
		for (i = 0; i < num; i++)
			buf[i + 2] = va_arg(args, u32);
		va_end(args);
	}

	ret = av7110_send_fw_cmd(av7110, buf, num + 2);
	if (ret && ret != -ERESTARTSYS)
		printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret);
	return ret;
}

#if 0
int av7110_send_ci_cmd(struct av7110 *av7110, u8 subcom, u8 *buf, u8 len)
{
	int i, ret;
	u16 cmd[18] = { ((COMTYPE_COMMON_IF << 8) + subcom),
		16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };

	dprintk(4, "%p\n", av7110);

	for(i = 0; i < len && i < 32; i++)
	{
		if(i % 2 == 0)
			cmd[(i / 2) + 2] = (u16)(buf[i]) << 8;
		else
			cmd[(i / 2) + 2] |= buf[i];
	}

	ret = av7110_send_fw_cmd(av7110, cmd, 18);
	if (ret && ret != -ERESTARTSYS)
		printk(KERN_ERR "dvb-ttpci: av7110_send_ci_cmd error %d\n", ret);
	return ret;
}
#endif  /*  0  */

int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
		      int request_buf_len, u16 *reply_buf, int reply_buf_len)
{
	int err;
	s16 i;
	unsigned long start;
#ifdef COM_DEBUG
	u32 stat;
#endif

	dprintk(4, "%p\n", av7110);

	if (!av7110->arm_ready) {
		dprintk(1, "arm not ready.\n");
		return -1;
	}

	if (down_interruptible(&av7110->dcomlock))
		return -ERESTARTSYS;

	if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) {
		up(&av7110->dcomlock);
		printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err);
		return err;
	}

	start = jiffies;
	while (1) {
		err = time_after(jiffies, start + ARM_WAIT_FREE);
		if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
			break;
		if (err) {
			printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __FUNCTION__);
			up(&av7110->dcomlock);
			return -ETIMEDOUT;
		}
#ifdef _NOHANDSHAKE
		msleep(1);
#endif
	}

#ifndef _NOHANDSHAKE
	start = jiffies;
	while (1) {
		err = time_after(jiffies, start + ARM_WAIT_SHAKE);
		if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
			break;
		if (err) {
			printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __FUNCTION__);
			up(&av7110->dcomlock);
			return -ETIMEDOUT;
		}
		msleep(1);
	}
#endif

#ifdef COM_DEBUG
	stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
	if (stat & GPMQOver) {
		printk(KERN_ERR "%s: GPMQOver\n", __FUNCTION__);
		up(&av7110->dcomlock);
		return -1;
	}
	else if (stat & OSDQOver) {
		printk(KERN_ERR "%s: OSDQOver\n", __FUNCTION__);
		up(&av7110->dcomlock);
		return -1;
	}
#endif

	for (i = 0; i < reply_buf_len; i++)
		reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2);

	up(&av7110->dcomlock);
	return 0;
}

static int av7110_fw_query(struct av7110 *av7110, u16 tag, u16* buf, s16 length)
{
	int ret;
	ret = av7110_fw_request(av7110, &tag, 0, buf, length);
	if (ret)
		printk(KERN_ERR "dvb-ttpci: av7110_fw_query error %d\n", ret);
	return ret;
}


/****************************************************************************
 * Firmware commands
 ****************************************************************************/

/* get version of the firmware ROM, RTSL, video ucode and ARM application  */
int av7110_firmversion(struct av7110 *av7110)
{
	u16 buf[20];
	u16 tag = ((COMTYPE_REQUEST << 8) + ReqVersion);

	dprintk(4, "%p\n", av7110);

	if (av7110_fw_query(av7110, tag, buf, 16)) {
		printk("dvb-ttpci: failed to boot firmware @ card %d\n",
		       av7110->dvb_adapter.num);
		return -EIO;
	}

	av7110->arm_fw = (buf[0] << 16) + buf[1];
	av7110->arm_rtsl = (buf[2] << 16) + buf[3];
	av7110->arm_vid = (buf[4] << 16) + buf[5];
	av7110->arm_app = (buf[6] << 16) + buf[7];
	av7110->avtype = (buf[8] << 16) + buf[9];

	printk("dvb-ttpci: info @ card %d: firm %08x, rtsl %08x, vid %08x, app %08x\n",
	       av7110->dvb_adapter.num, av7110->arm_fw,
	       av7110->arm_rtsl, av7110->arm_vid, av7110->arm_app);

	/* print firmware capabilities */
	if (FW_CI_LL_SUPPORT(av7110->arm_app))
		printk("dvb-ttpci: firmware @ card %d supports CI link layer interface\n",
		       av7110->dvb_adapter.num);
	else
		printk("dvb-ttpci: no firmware support for CI link layer interface @ card %d\n",
		       av7110->dvb_adapter.num);

	return 0;
}


int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long burst)
{
	int i, ret;
	u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) + SendDiSEqC),
			16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };

	dprintk(4, "%p\n", av7110);

	if (len > 10)
		len = 10;

	buf[1] = len + 2;
	buf[2] = len;

	if (burst != -1)
		buf[3] = burst ? 0x01 : 0x00;
	else
		buf[3] = 0xffff;

	for (i = 0; i < len; i++)
		buf[i + 4] = msg[i];

	ret = av7110_send_fw_cmd(av7110, buf, 18);
	if (ret && ret!=-ERESTARTSYS)
		printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret);
	return ret;
}


#ifdef CONFIG_DVB_AV7110_OSD

static inline int SetColorBlend(struct av7110 *av7110, u8 windownr)
{
	return av7110_fw_cmd(av7110, COMTYPE_OSD, SetCBlend, 1, windownr);
}

static inline int SetBlend_(struct av7110 *av7110, u8 windownr,
		     enum av7110_osd_palette_type colordepth, u16 index, u8 blending)
{
	return av7110_fw_cmd(av7110, COMTYPE_OSD, SetBlend, 4,
			     windownr, colordepth, index, blending);
}

static inline int SetColor_(struct av7110 *av7110, u8 windownr,
		     enum av7110_osd_palette_type colordepth, u16 index, u16 colorhi, u16 colorlo)
{
	return av7110_fw_cmd(av7110, COMTYPE_OSD, SetColor, 5,
			     windownr, colordepth, index, colorhi, colorlo);
}

static inline int SetFont(struct av7110 *av7110, u8 windownr, u8 fontsize,
			  u16 colorfg, u16 colorbg)
{
	return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Font, 4,
			     windownr, fontsize, colorfg, colorbg);
}

static int FlushText(struct av7110 *av7110)
{
	unsigned long start;
	int err;

	if (down_interruptible(&av7110->dcomlock))
		return -ERESTARTSYS;
	start = jiffies;
	while (1) {
		err = time_after(jiffies, start + ARM_WAIT_OSD);
		if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
			break;
		if (err) {
			printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
			       __FUNCTION__);
			up(&av7110->dcomlock);
			return -ETIMEDOUT;
		}
		msleep(1);
	}
	up(&av7110->dcomlock);
	return 0;
}

static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
{
	int i, ret;
	unsigned long start;
	int length = strlen(buf) + 1;
	u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y };

	if (down_interruptible(&av7110->dcomlock))
		return -ERESTARTSYS;

	start = jiffies;
	while (1) {
		ret = time_after(jiffies, start + ARM_WAIT_OSD);
		if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
			break;
		if (ret) {
			printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
			       __FUNCTION__);
			up(&av7110->dcomlock);
			return -ETIMEDOUT;
		}
		msleep(1);
	}
#ifndef _NOHANDSHAKE
	start = jiffies;
	while (1) {
		ret = time_after(jiffies, start + ARM_WAIT_SHAKE);
		if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
			break;
		if (ret) {
			printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
			       __FUNCTION__);
			up(&av7110->dcomlock);
			return -ETIMEDOUT;
		}
		msleep(1);
	}
#endif
	for (i = 0; i < length / 2; i++)
		wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2,
		      swab16(*(u16 *)(buf + 2 * i)), 2);
	if (length & 1)
		wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
	ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
	up(&av7110->dcomlock);
	if (ret && ret!=-ERESTARTSYS)
		printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
	return ret;
}

static inline int DrawLine(struct av7110 *av7110, u8 windownr,
			   u16 x, u16 y, u16 dx, u16 dy, u16 color)
{
	return av7110_fw_cmd(av7110, COMTYPE_OSD, DLine, 6,
			     windownr, x, y, dx, dy, color);
}

static inline int DrawBlock(struct av7110 *av7110, u8 windownr,
			    u16 x, u16 y, u16 dx, u16 dy, u16 color)
{
	return av7110_fw_cmd(av7110, COMTYPE_OSD, DBox, 6,
			     windownr, x, y, dx, dy, color);