diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 15:42:54 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 15:42:54 -0700 |
commit | 1eb63378354ac37b7e27d256bbf84684751bac32 (patch) | |
tree | 0775591a2dced778d1ba0bd8a946831e424d02d7 /drivers/media/dvb/dvb-usb/ttusb2.c | |
parent | 1a4ceab195e66bce9c1638fdded6d92988100ba4 (diff) | |
parent | bac2dacd5fb9ddad093d7a2dc5ab44e764874821 (diff) |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (348 commits)
[media] pctv452e: Remove bogus code
[media] adv7175: Make use of media bus pixel codes
[media] media: vb2: fix incorrect return value
[media] em28xx: implement VIDIOC_ENUM_FRAMESIZES
[media] cx23885: Stop the risc video fifo before reconfiguring it
[media] cx23885: Avoid incorrect error handling and reporting
[media] cx23885: Avoid stopping the risc engine during buffer timeout
[media] cx23885: Removed a spurious function cx23885_set_scale()
[media] cx23885: v4l2 api compliance, set the audioset field correctly
[media] cx23885: hook the audio selection functions into the main driver
[media] cx23885: add generic functions for dealing with audio input selection
[media] cx23885: fixes related to maximum number of inputs and range checking
[media] cx23885: Initial support for the MPX-885 mini-card
[media] cx25840: Ensure AUDIO6 and AUDIO7 trigger line-in baseband use
[media] cx23885: Enable audio line in support from the back panel
[media] cx23885: Allow the audio mux config to be specified on a per input basis
[media] cx25840: Enable support for non-tuner LR1/LR2 audio inputs
[media] cx23885: Name an internal i2c part and declare a bitfield by name
[media] cx23885: Ensure VBI buffers timeout quickly - bugfix for vbi hangs during streaming
[media] cx23885: remove channel dump diagnostics when a vbi buffer times out
...
Fix up trivial conflicts in drivers/misc/altera-stapl/altera.c (header
file rename vs add)
Diffstat (limited to 'drivers/media/dvb/dvb-usb/ttusb2.c')
-rw-r--r-- | drivers/media/dvb/dvb-usb/ttusb2.c | 407 |
1 files changed, 390 insertions, 17 deletions
diff --git a/drivers/media/dvb/dvb-usb/ttusb2.c b/drivers/media/dvb/dvb-usb/ttusb2.c index 0d4709ff9cbb..ea4eab8b3965 100644 --- a/drivers/media/dvb/dvb-usb/ttusb2.c +++ b/drivers/media/dvb/dvb-usb/ttusb2.c @@ -30,18 +30,43 @@ #include "tda826x.h" #include "tda10086.h" #include "tda1002x.h" +#include "tda10048.h" #include "tda827x.h" #include "lnbp21.h" +/* CA */ +#include "dvb_ca_en50221.h" /* debug */ static int dvb_usb_ttusb2_debug; #define deb_info(args...) dprintk(dvb_usb_ttusb2_debug,0x01,args) module_param_named(debug,dvb_usb_ttusb2_debug, int, 0644); MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))." DVB_USB_DEBUG_STATUS); +static int dvb_usb_ttusb2_debug_ci; +module_param_named(debug_ci,dvb_usb_ttusb2_debug_ci, int, 0644); +MODULE_PARM_DESC(debug_ci, "set debugging ci." DVB_USB_DEBUG_STATUS); DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); +#define ci_dbg(format, arg...) \ +do { \ + if (dvb_usb_ttusb2_debug_ci) \ + printk(KERN_DEBUG DVB_USB_LOG_PREFIX \ + ": %s " format "\n" , __func__, ## arg); \ +} while (0) + +enum { + TT3650_CMD_CI_TEST = 0x40, + TT3650_CMD_CI_RD_CTRL, + TT3650_CMD_CI_WR_CTRL, + TT3650_CMD_CI_RD_ATTR, + TT3650_CMD_CI_WR_ATTR, + TT3650_CMD_CI_RESET, + TT3650_CMD_CI_SET_VIDEO_PORT +}; + struct ttusb2_state { + struct dvb_ca_en50221 ca; + struct mutex ca_mutex; u8 id; u16 last_rc_key; }; @@ -78,11 +103,260 @@ static int ttusb2_msg(struct dvb_usb_device *d, u8 cmd, return 0; } +/* ci */ +static int tt3650_ci_msg(struct dvb_usb_device *d, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) +{ + int ret; + u8 rx[60];/* (64 -4) */ + ret = ttusb2_msg(d, cmd, data, write_len, rx, read_len); + if (!ret) + memcpy(data, rx, read_len); + return ret; +} + +static int tt3650_ci_msg_locked(struct dvb_ca_en50221 *ca, u8 cmd, u8 *data, unsigned int write_len, unsigned int read_len) +{ + struct dvb_usb_device *d = ca->data; + struct ttusb2_state *state = d->priv; + int ret; + + mutex_lock(&state->ca_mutex); + ret = tt3650_ci_msg(d, cmd, data, write_len, read_len); + mutex_unlock(&state->ca_mutex); + + return ret; +} + +static int tt3650_ci_read_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address) +{ + u8 buf[3]; + int ret = 0; + + if (slot) + return -EINVAL; + + buf[0] = (address >> 8) & 0x0F; + buf[1] = address; + + + ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_RD_ATTR, buf, 2, 3); + + ci_dbg("%04x -> %d 0x%02x", address, ret, buf[2]); + + if (ret < 0) + return ret; + + return buf[2]; +} + +static int tt3650_ci_write_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address, u8 value) +{ + u8 buf[3]; + + ci_dbg("%d 0x%04x 0x%02x", slot, address, value); + + if (slot) + return -EINVAL; + + buf[0] = (address >> 8) & 0x0F; + buf[1] = address; + buf[2] = value; + + return tt3650_ci_msg_locked(ca, TT3650_CMD_CI_WR_ATTR, buf, 3, 3); +} + +static int tt3650_ci_read_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address) +{ + u8 buf[2]; + int ret; + + if (slot) + return -EINVAL; + + buf[0] = address & 3; + + ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_RD_CTRL, buf, 1, 2); + + ci_dbg("0x%02x -> %d 0x%02x", address, ret, buf[1]); + + if (ret < 0) + return ret; + + return buf[1]; +} + +static int tt3650_ci_write_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address, u8 value) +{ + u8 buf[2]; + + ci_dbg("%d 0x%02x 0x%02x", slot, address, value); + + if (slot) + return -EINVAL; + + buf[0] = address; + buf[1] = value; + + return tt3650_ci_msg_locked(ca, TT3650_CMD_CI_WR_CTRL, buf, 2, 2); +} + +static int tt3650_ci_set_video_port(struct dvb_ca_en50221 *ca, int slot, int enable) +{ + u8 buf[1]; + int ret; + + ci_dbg("%d %d", slot, enable); + + if (slot) + return -EINVAL; + + buf[0] = enable; + + ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_SET_VIDEO_PORT, buf, 1, 1); + if (ret < 0) + return ret; + + if (enable != buf[0]) { + err("CI not %sabled.", enable ? "en" : "dis"); + return -EIO; + } + + return 0; +} + +static int tt3650_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot) +{ + return tt3650_ci_set_video_port(ca, slot, 0); +} + +static int tt3650_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot) +{ + return tt3650_ci_set_video_port(ca, slot, 1); +} + +static int tt3650_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot) +{ + struct dvb_usb_device *d = ca->data; + struct ttusb2_state *state = d->priv; + u8 buf[1]; + int ret; + + ci_dbg("%d", slot); + + if (slot) + return -EINVAL; + + buf[0] = 0; + + mutex_lock(&state->ca_mutex); + + ret = tt3650_ci_msg(d, TT3650_CMD_CI_RESET, buf, 1, 1); + if (ret) + goto failed; + + msleep(500); + + buf[0] = 1; + + ret = tt3650_ci_msg(d, TT3650_CMD_CI_RESET, buf, 1, 1); + if (ret) + goto failed; + + msleep(500); + + buf[0] = 0; /* FTA */ + + ret = tt3650_ci_msg(d, TT3650_CMD_CI_SET_VIDEO_PORT, buf, 1, 1); + + msleep(1100); + + failed: + mutex_unlock(&state->ca_mutex); + + return ret; +} + +static int tt3650_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open) +{ + u8 buf[1]; + int ret; + + if (slot) + return -EINVAL; + + ret = tt3650_ci_msg_locked(ca, TT3650_CMD_CI_TEST, buf, 0, 1); + if (ret) + return ret; + + if (1 == buf[0]) { + return DVB_CA_EN50221_POLL_CAM_PRESENT | + DVB_CA_EN50221_POLL_CAM_READY; + } + return 0; +} + +static void tt3650_ci_uninit(struct dvb_usb_device *d) +{ + struct ttusb2_state *state; + + ci_dbg(""); + + if (NULL == d) + return; + + state = d->priv; + if (NULL == state) + return; + + if (NULL == state->ca.data) + return; + + dvb_ca_en50221_release(&state->ca); + + memset(&state->ca, 0, sizeof(state->ca)); +} + +static int tt3650_ci_init(struct dvb_usb_adapter *a) +{ + struct dvb_usb_device *d = a->dev; + struct ttusb2_state *state = d->priv; + int ret; + + ci_dbg(""); + + mutex_init(&state->ca_mutex); + + state->ca.owner = THIS_MODULE; + state->ca.read_attribute_mem = tt3650_ci_read_attribute_mem; + state->ca.write_attribute_mem = tt3650_ci_write_attribute_mem; + state->ca.read_cam_control = tt3650_ci_read_cam_control; + state->ca.write_cam_control = tt3650_ci_write_cam_control; + state->ca.slot_reset = tt3650_ci_slot_reset; + state->ca.slot_shutdown = tt3650_ci_slot_shutdown; + state->ca.slot_ts_enable = tt3650_ci_slot_ts_enable; + state->ca.poll_slot_status = tt3650_ci_poll_slot_status; + state->ca.data = d; + + ret = dvb_ca_en50221_init(&a->dvb_adap, + &state->ca, + /* flags */ 0, + /* n_slots */ 1); + if (ret) { + err("Cannot initialize CI: Error %d.", ret); + memset(&state->ca, 0, sizeof(state->ca)); + return ret; + } + + info("CI initialized."); + + return 0; +} + static int ttusb2_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num) { struct dvb_usb_device *d = i2c_get_adapdata(adap); static u8 obuf[60], ibuf[60]; - int i,read; + int i, write_read, read; if (mutex_lock_interruptible(&d->i2c_mutex) < 0) return -EAGAIN; @@ -91,28 +365,35 @@ static int ttusb2_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num warn("more than 2 i2c messages at a time is not handled yet. TODO."); for (i = 0; i < num; i++) { - read = i+1 < num && (msg[i+1].flags & I2C_M_RD); + write_read = i+1 < num && (msg[i+1].flags & I2C_M_RD); + read = msg[i].flags & I2C_M_RD; - obuf[0] = (msg[i].addr << 1) | read; - obuf[1] = msg[i].len; + obuf[0] = (msg[i].addr << 1) | (write_read | read); + if (read) + obuf[1] = 0; + else + obuf[1] = msg[i].len; /* read request */ - if (read) + if (write_read) obuf[2] = msg[i+1].len; + else if (read) + obuf[2] = msg[i].len; else obuf[2] = 0; - memcpy(&obuf[3],msg[i].buf,msg[i].len); + memcpy(&obuf[3], msg[i].buf, msg[i].len); if (ttusb2_msg(d, CMD_I2C_XFER, obuf, msg[i].len+3, ibuf, obuf[2] + 3) < 0) { err("i2c transfer failed."); break; } - if (read) { - memcpy(msg[i+1].buf,&ibuf[3],msg[i+1].len); + if (write_read) { + memcpy(msg[i+1].buf, &ibuf[3], msg[i+1].len); i++; - } + } else if (read) + memcpy(msg[i].buf, &ibuf[3], msg[i].len); } mutex_unlock(&d->i2c_mutex); @@ -190,12 +471,31 @@ static struct tda10023_config tda10023_config = { .deltaf = 0xa511, }; +static struct tda10048_config tda10048_config = { + .demod_address = 0x10 >> 1, + .output_mode = TDA10048_PARALLEL_OUTPUT, + .inversion = TDA10048_INVERSION_ON, + .dtv6_if_freq_khz = TDA10048_IF_4000, + .dtv7_if_freq_khz = TDA10048_IF_4500, + .dtv8_if_freq_khz = TDA10048_IF_5000, + .clk_freq_khz = TDA10048_CLK_16000, + .no_firmware = 1, + .set_pll = true , + .pll_m = 5, + .pll_n = 3, + .pll_p = 0, +}; + +static struct tda827x_config tda827x_config = { + .config = 0, +}; + static int ttusb2_frontend_tda10086_attach(struct dvb_usb_adapter *adap) { if (usb_set_interface(adap->dev->udev,0,3) < 0) err("set interface to alts=3 failed"); - if ((adap->fe = dvb_attach(tda10086_attach, &tda10086_config, &adap->dev->i2c_adap)) == NULL) { + if ((adap->fe_adap[0].fe = dvb_attach(tda10086_attach, &tda10086_config, &adap->dev->i2c_adap)) == NULL) { deb_info("TDA10086 attach failed\n"); return -ENODEV; } @@ -203,20 +503,57 @@ static int ttusb2_frontend_tda10086_attach(struct dvb_usb_adapter *adap) return 0; } +static int ttusb2_ct3650_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) +{ + struct dvb_usb_adapter *adap = fe->dvb->priv; + + return adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, enable); +} + static int ttusb2_frontend_tda10023_attach(struct dvb_usb_adapter *adap) { if (usb_set_interface(adap->dev->udev, 0, 3) < 0) err("set interface to alts=3 failed"); - if ((adap->fe = dvb_attach(tda10023_attach, &tda10023_config, &adap->dev->i2c_adap, 0x48)) == NULL) { - deb_info("TDA10023 attach failed\n"); - return -ENODEV; + + if (adap->fe_adap[0].fe == NULL) { + /* FE 0 DVB-C */ + adap->fe_adap[0].fe = dvb_attach(tda10023_attach, + &tda10023_config, &adap->dev->i2c_adap, 0x48); + + if (adap->fe_adap[0].fe == NULL) { + deb_info("TDA10023 attach failed\n"); + return -ENODEV; + } + tt3650_ci_init(adap); + } else { + adap->fe_adap[1].fe = dvb_attach(tda10048_attach, + &tda10048_config, &adap->dev->i2c_adap); + + if (adap->fe_adap[1].fe == NULL) { + deb_info("TDA10048 attach failed\n"); + return -ENODEV; + } + + /* tuner is behind TDA10023 I2C-gate */ + adap->fe_adap[1].fe->ops.i2c_gate_ctrl = ttusb2_ct3650_i2c_gate_ctrl; + } + return 0; } static int ttusb2_tuner_tda827x_attach(struct dvb_usb_adapter *adap) { - if (dvb_attach(tda827x_attach, adap->fe, 0x61, &adap->dev->i2c_adap, NULL) == NULL) { + struct dvb_frontend *fe; + + /* MFE: select correct FE to attach tuner since that's called twice */ + if (adap->fe_adap[1].fe == NULL) + fe = adap->fe_adap[0].fe; + else + fe = adap->fe_adap[1].fe; + + /* attach tuner */ + if (dvb_attach(tda827x_attach, fe, 0x61, &adap->dev->i2c_adap, &tda827x_config) == NULL) { printk(KERN_ERR "%s: No tda827x found!\n", __func__); return -ENODEV; } @@ -225,12 +562,12 @@ static int ttusb2_tuner_tda827x_attach(struct dvb_usb_adapter *adap) static int ttusb2_tuner_tda826x_attach(struct dvb_usb_adapter *adap) { - if (dvb_attach(tda826x_attach, adap->fe, 0x60, &adap->dev->i2c_adap, 0) == NULL) { + if (dvb_attach(tda826x_attach, adap->fe_adap[0].fe, 0x60, &adap->dev->i2c_adap, 0) == NULL) { deb_info("TDA8263 attach failed\n"); return -ENODEV; } - if (dvb_attach(lnbp21_attach, adap->fe, &adap->dev->i2c_adap, 0, 0) == NULL) { + if (dvb_attach(lnbp21_attach, adap->fe_adap[0].fe, &adap->dev->i2c_adap, 0, 0) == NULL) { deb_info("LNBP21 attach failed\n"); return -ENODEV; } @@ -242,6 +579,14 @@ static struct dvb_usb_device_properties ttusb2_properties; static struct dvb_usb_device_properties ttusb2_properties_s2400; static struct dvb_usb_device_properties ttusb2_properties_ct3650; +static void ttusb2_usb_disconnect(struct usb_interface *intf) +{ + struct dvb_usb_device *d = usb_get_intfdata(intf); + + tt3650_ci_uninit(d); + dvb_usb_device_exit(intf); +} + static int ttusb2_probe(struct usb_interface *intf, const struct usb_device_id *id) { @@ -277,6 +622,8 @@ static struct dvb_usb_device_properties ttusb2_properties = { .num_adapters = 1, .adapter = { { + .num_frontends = 1, + .fe = {{ .streaming_ctrl = NULL, // ttusb2_streaming_ctrl, .frontend_attach = ttusb2_frontend_tda10086_attach, @@ -295,6 +642,7 @@ static struct dvb_usb_device_properties ttusb2_properties = { } } } + }}, } }, @@ -329,6 +677,8 @@ static struct dvb_usb_device_properties ttusb2_properties_s2400 = { .num_adapters = 1, .adapter = { { + .num_frontends = 1, + .fe = {{ .streaming_ctrl = NULL, .frontend_attach = ttusb2_frontend_tda10086_attach, @@ -347,6 +697,7 @@ static struct dvb_usb_device_properties ttusb2_properties_s2400 = { } } } + }}, } }, @@ -383,6 +734,27 @@ static struct dvb_usb_device_properties ttusb2_properties_ct3650 = { .num_adapters = 1, .adapter = { { + .num_frontends = 2, + .fe = {{ + .streaming_ctrl = NULL, + + .frontend_attach = ttusb2_frontend_tda10023_attach, + .tuner_attach = ttusb2_tuner_tda827x_attach, + + /* parameter for the MPEG2-data transfer */ + .stream = { + .type = USB_ISOC, + .count = 5, + .endpoint = 0x02, + .u = { + .isoc = { + .framesperurb = 4, + .framesize = 940, + .interval = 1, + } + } + } + }, { .streaming_ctrl = NULL, .frontend_attach = ttusb2_frontend_tda10023_attach, @@ -401,6 +773,7 @@ static struct dvb_usb_device_properties ttusb2_properties_ct3650 = { } } } + }}, }, }, @@ -422,7 +795,7 @@ static struct dvb_usb_device_properties ttusb2_properties_ct3650 = { static struct usb_driver ttusb2_driver = { .name = "dvb_usb_ttusb2", .probe = ttusb2_probe, - .disconnect = dvb_usb_device_exit, + .disconnect = ttusb2_usb_disconnect, .id_table = ttusb2_table, }; 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