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From: Antti Palosaari <crope@iki.fi>
To: Olli Salonen <olli.salonen@iki.fi>, linux-media@vger.kernel.org
Subject: Re: [PATCH 1/5] cx23855: add support for DVBSky T980C (no CI support)
Date: Wed, 01 Oct 2014 22:56:51 +0300	[thread overview]
Message-ID: <542C5C83.9020207@iki.fi> (raw)
In-Reply-To: <1411976660-19329-1-git-send-email-olli.salonen@iki.fi>

Reviewed-by: Antti Palosaari <crope@iki.fi>

Antti

On 09/29/2014 10:44 AM, Olli Salonen wrote:
> This patch adds basic support for DVBSky T980C card. CI interface is not supported.
>
> DVBSky T980C is a PCIe card with the following components:
> - CX23885 PCIe bridge
> - Si2168-A20 demodulator
> - Si2158-A20 tuner
> - CIMaX SP2 CI chip
>
> The demodulator and tuner need firmware. They're the same as used with TT CT2-4650 CI:
> https://www.mail-archive.com/linux-media@vger.kernel.org/msg78033.html
>
> Signed-off-by: Olli Salonen <olli.salonen@iki.fi>
> ---
>   drivers/media/pci/cx23885/cx23885-cards.c | 40 ++++++++++++++++++++
>   drivers/media/pci/cx23885/cx23885-dvb.c   | 61 +++++++++++++++++++++++++++++++
>   drivers/media/pci/cx23885/cx23885.h       |  1 +
>   3 files changed, 102 insertions(+)
>
> diff --git a/drivers/media/pci/cx23885/cx23885-cards.c b/drivers/media/pci/cx23885/cx23885-cards.c
> index 88c257d..e8965e6 100644
> --- a/drivers/media/pci/cx23885/cx23885-cards.c
> +++ b/drivers/media/pci/cx23885/cx23885-cards.c
> @@ -680,6 +680,10 @@ struct cx23885_board cx23885_boards[] = {
>   		.portb		= CX23885_MPEG_DVB,
>   		.portc		= CX23885_MPEG_DVB,
>   	},
> +	[CX23885_BOARD_DVBSKY_T980C] = {
> +		.name		= "DVBSky T980C",
> +		.portb		= CX23885_MPEG_DVB,
> +	},
>   };
>   const unsigned int cx23885_bcount = ARRAY_SIZE(cx23885_boards);
>
> @@ -939,6 +943,10 @@ struct cx23885_subid cx23885_subids[] = {
>   		.subvendor = 0x4254,
>   		.subdevice = 0x9580,
>   		.card      = CX23885_BOARD_DVBSKY_T9580,
> +	}, {
> +		.subvendor = 0x4254,
> +		.subdevice = 0x980c,
> +		.card      = CX23885_BOARD_DVBSKY_T980C,
>   	},
>   };
>   const unsigned int cx23885_idcount = ARRAY_SIZE(cx23885_subids);
> @@ -1541,6 +1549,36 @@ void cx23885_gpio_setup(struct cx23885_dev *dev)
>   		mdelay(100);
>   		cx23885_gpio_set(dev, GPIO_2 | GPIO_11);
>   		break;
> +	case CX23885_BOARD_DVBSKY_T980C:
> +		/*
> +		 * GPIO-0 INTA from CiMax, input
> +		 * GPIO-1 reset CiMax, output, high active
> +		 * GPIO-2 reset demod, output, low active
> +		 * GPIO-3 to GPIO-10 data/addr for CAM
> +		 * GPIO-11 ~CS0 to CiMax1
> +		 * GPIO-12 ~CS1 to CiMax2
> +		 * GPIO-13 ADL0 load LSB addr
> +		 * GPIO-14 ADL1 load MSB addr
> +		 * GPIO-15 ~RDY from CiMax
> +		 * GPIO-17 ~RD to CiMax
> +		 * GPIO-18 ~WR to CiMax
> +		 */
> +
> +		cx_set(GP0_IO, 0x00060002); /* GPIO 1/2 as output */
> +		cx_clear(GP0_IO, 0x00010004); /* GPIO 0 as input */
> +		mdelay(100); /* reset delay */
> +		cx_set(GP0_IO, 0x00060004); /* GPIO as out, reset high */
> +		cx_clear(GP0_IO, 0x00010002);
> +		cx_write(MC417_CTL, 0x00000037); /* enable GPIO3-18 pins */
> +
> +		/* GPIO-15 IN as ~ACK, rest as OUT */
> +		cx_write(MC417_OEN, 0x00001000);
> +
> +		/* ~RD, ~WR high; ADL0, ADL1 low; ~CS0, ~CS1 high */
> +		cx_write(MC417_RWD, 0x0000c300);
> +
> +		/* enable irq */
> +		cx_write(GPIO_ISM, 0x00000000); /* INTERRUPTS active low */
>   	}
>   }
>
> @@ -1817,6 +1855,7 @@ void cx23885_card_setup(struct cx23885_dev *dev)
>   	case CX23885_BOARD_TEVII_S471:
>   	case CX23885_BOARD_DVBWORLD_2005:
>   	case CX23885_BOARD_PROF_8000:
> +	case CX23885_BOARD_DVBSKY_T980C:
>   		ts1->gen_ctrl_val  = 0x5; /* Parallel */
>   		ts1->ts_clk_en_val = 0x1; /* Enable TS_CLK */
>   		ts1->src_sel_val   = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;
> @@ -1935,6 +1974,7 @@ void cx23885_card_setup(struct cx23885_dev *dev)
>   	case CX23885_BOARD_TBS_6980:
>   	case CX23885_BOARD_TBS_6981:
>   	case CX23885_BOARD_DVBSKY_T9580:
> +	case CX23885_BOARD_DVBSKY_T980C:
>   		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
>   				&dev->i2c_bus[2].i2c_adap,
>   				"cx25840", 0x88 >> 1, NULL);
> diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c
> index 2f532c9..d327459 100644
> --- a/drivers/media/pci/cx23885/cx23885-dvb.c
> +++ b/drivers/media/pci/cx23885/cx23885-dvb.c
> @@ -1681,6 +1681,52 @@ static int dvb_register(struct cx23885_tsport *port)
>   			break;
>   		}
>   		break;
> +	case CX23885_BOARD_DVBSKY_T980C:
> +		i2c_bus = &dev->i2c_bus[1];
> +
> +		/* attach frontend */
> +		memset(&si2168_config, 0, sizeof(si2168_config));
> +		si2168_config.i2c_adapter = &adapter;
> +		si2168_config.fe = &fe0->dvb.frontend;
> +		si2168_config.ts_mode = SI2168_TS_PARALLEL;
> +		memset(&info, 0, sizeof(struct i2c_board_info));
> +		strlcpy(info.type, "si2168", I2C_NAME_SIZE);
> +		info.addr = 0x64;
> +		info.platform_data = &si2168_config;
> +		request_module(info.type);
> +		client_demod = i2c_new_device(&i2c_bus->i2c_adap, &info);
> +		if (client_demod == NULL ||
> +				client_demod->dev.driver == NULL)
> +			goto frontend_detach;
> +		if (!try_module_get(client_demod->dev.driver->owner)) {
> +			i2c_unregister_device(client_demod);
> +			goto frontend_detach;
> +		}
> +		port->i2c_client_demod = client_demod;
> +
> +		/* attach tuner */
> +		memset(&si2157_config, 0, sizeof(si2157_config));
> +		si2157_config.fe = fe0->dvb.frontend;
> +		memset(&info, 0, sizeof(struct i2c_board_info));
> +		strlcpy(info.type, "si2157", I2C_NAME_SIZE);
> +		info.addr = 0x60;
> +		info.platform_data = &si2157_config;
> +		request_module(info.type);
> +		client_tuner = i2c_new_device(adapter, &info);
> +		if (client_tuner == NULL ||
> +				client_tuner->dev.driver == NULL) {
> +			module_put(client_demod->dev.driver->owner);
> +			i2c_unregister_device(client_demod);
> +			goto frontend_detach;
> +		}
> +		if (!try_module_get(client_tuner->dev.driver->owner)) {
> +			i2c_unregister_device(client_tuner);
> +			module_put(client_demod->dev.driver->owner);
> +			i2c_unregister_device(client_demod);
> +			goto frontend_detach;
> +		}
> +		port->i2c_client_tuner = client_tuner;
> +		break;
>   	default:
>   		printk(KERN_INFO "%s: The frontend of your DVB/ATSC card "
>   			" isn't supported yet\n",
> @@ -1771,6 +1817,21 @@ static int dvb_register(struct cx23885_tsport *port)
>   			(port->nr-1) * 8, 6);
>   		break;
>   		}
> +	case CX23885_BOARD_DVBSKY_T980C: {
> +		u8 eeprom[256]; /* 24C02 i2c eeprom */
> +
> +		if (port->nr != 1)
> +			break;
> +
> +		/* Read entire EEPROM */
> +		dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
> +		tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
> +				sizeof(eeprom));
> +		printk(KERN_INFO "DVBSky T980C MAC address: %pM\n",
> +			eeprom + 0xc0);
> +		memcpy(port->frontends.adapter.proposed_mac, eeprom + 0xc0, 6);
> +		break;
> +		}
>   	}
>
>   	return ret;
> diff --git a/drivers/media/pci/cx23885/cx23885.h b/drivers/media/pci/cx23885/cx23885.h
> index 06088a0..1792d1a 100644
> --- a/drivers/media/pci/cx23885/cx23885.h
> +++ b/drivers/media/pci/cx23885/cx23885.h
> @@ -93,6 +93,7 @@
>   #define CX23885_BOARD_HAUPPAUGE_IMPACTVCBE     43
>   #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP2 44
>   #define CX23885_BOARD_DVBSKY_T9580             45
> +#define CX23885_BOARD_DVBSKY_T980C             46
>
>   #define GPIO_0 0x00000001
>   #define GPIO_1 0x00000002
>

-- 
http://palosaari.fi/

      parent reply	other threads:[~2014-10-01 19:56 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-29  7:44 [PATCH 1/5] cx23855: add support for DVBSky T980C (no CI support) Olli Salonen
2014-09-29  7:44 ` [PATCH 2/5] sp2: fix incorrect struct Olli Salonen
2014-10-01 19:57   ` Antti Palosaari
2014-09-29  7:44 ` [PATCH 3/5] sp2: improve debug logging Olli Salonen
2014-10-01 19:57   ` Antti Palosaari
2014-09-29  7:44 ` [PATCH 4/5] cx23885: add I2C client for CI into state and handle unregistering Olli Salonen
2014-10-01 20:02   ` Antti Palosaari
2014-09-29  7:44 ` [PATCH 5/5] cx23855: add CI support for DVBSky T980C Olli Salonen
2014-10-01 20:16   ` Antti Palosaari
2014-09-29 12:05 ` Nibble Max
2014-09-29 12:44   ` Olli Salonen
2014-10-01 19:56 ` Antti Palosaari [this message]

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