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path: root/drivers/media/usb/dvb-usb-v2/af9035.c
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Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/af9035.c')
-rw-r--r--drivers/media/usb/dvb-usb-v2/af9035.c289
1 files changed, 234 insertions, 55 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
index 61ae7f9d0b27..f11cc42454f0 100644
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -209,10 +209,15 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
if (msg[0].len > 40 || msg[1].len > 40) {
/* TODO: correct limits > 40 */
ret = -EOPNOTSUPP;
- } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
- /* integrated demod */
+ } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
+ (msg[0].addr == state->af9033_config[1].i2c_addr)) {
+ /* demod access via firmware interface */
u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
msg[0].buf[2];
+
+ if (msg[0].addr == state->af9033_config[1].i2c_addr)
+ reg |= 0x100000;
+
ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
msg[1].len);
} else {
@@ -220,6 +225,7 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
u8 buf[5 + msg[0].len];
struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
buf, msg[1].len, msg[1].buf };
+ req.mbox |= ((msg[0].addr & 0x80) >> 3);
buf[0] = msg[1].len;
buf[1] = msg[0].addr << 1;
buf[2] = 0x00; /* reg addr len */
@@ -232,10 +238,15 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
if (msg[0].len > 40) {
/* TODO: correct limits > 40 */
ret = -EOPNOTSUPP;
- } else if (msg[0].addr == state->af9033_config[0].i2c_addr) {
- /* integrated demod */
+ } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
+ (msg[0].addr == state->af9033_config[1].i2c_addr)) {
+ /* demod access via firmware interface */
u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
msg[0].buf[2];
+
+ if (msg[0].addr == state->af9033_config[1].i2c_addr)
+ reg |= 0x100000;
+
ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
msg[0].len - 3);
} else {
@@ -243,6 +254,7 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
u8 buf[5 + msg[0].len];
struct usb_req req = { CMD_I2C_WR, 0, sizeof(buf), buf,
0, NULL };
+ req.mbox |= ((msg[0].addr & 0x80) >> 3);
buf[0] = msg[0].len;
buf[1] = msg[0].addr << 1;
buf[2] = 0x00; /* reg addr len */
@@ -313,12 +325,57 @@ static int af9035_download_firmware(struct dvb_usb_device *d,
struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL };
struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf } ;
- u8 hdr_core;
+ u8 hdr_core, tmp;
u16 hdr_addr, hdr_data_len, hdr_checksum;
#define MAX_DATA 58
#define HDR_SIZE 7
/*
+ * In case of dual tuner configuration we need to do some extra
+ * initialization in order to download firmware to slave demod too,
+ * which is done by master demod.
+ * Master feeds also clock and controls power via GPIO.
+ */
+ ret = af9035_rd_reg(d, EEPROM_DUAL_MODE, &tmp);
+ if (ret < 0)
+ goto err;
+
+ if (tmp) {
+ /* configure gpioh1, reset & power slave demod */
+ ret = af9035_wr_reg_mask(d, 0x00d8b0, 0x01, 0x01);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg_mask(d, 0x00d8b1, 0x01, 0x01);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg_mask(d, 0x00d8af, 0x00, 0x01);
+ if (ret < 0)
+ goto err;
+
+ usleep_range(10000, 50000);
+
+ ret = af9035_wr_reg_mask(d, 0x00d8af, 0x01, 0x01);
+ if (ret < 0)
+ goto err;
+
+ /* tell the slave I2C address */
+ ret = af9035_rd_reg(d, EEPROM_2ND_DEMOD_ADDR, &tmp);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg(d, 0x00417f, tmp);
+ if (ret < 0)
+ goto err;
+
+ /* enable clock out */
+ ret = af9035_wr_reg_mask(d, 0x00d81a, 0x01, 0x01);
+ if (ret < 0)
+ goto err;
+ }
+
+ /*
* Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info!
*
* byte 0: MCS 51 core
@@ -380,6 +437,10 @@ static int af9035_download_firmware(struct dvb_usb_device *d,
__func__, fw->size - i);
}
+ /* print warn if firmware is bad, continue and see what happens */
+ if (i)
+ dev_warn(&d->udev->dev, "%s: bad firmware\n", KBUILD_MODNAME);
+
/* firmware loaded, request boot */
req.cmd = CMD_FW_BOOT;
ret = af9035_ctrl_msg(d, &req);
@@ -489,14 +550,28 @@ static int af9035_read_config(struct dvb_usb_device *d)
u8 tmp;
u16 tmp16;
+ /* demod I2C "address" */
+ state->af9033_config[0].i2c_addr = 0x38;
+
/* check if there is dual tuners */
ret = af9035_rd_reg(d, EEPROM_DUAL_MODE, &tmp);
if (ret < 0)
goto err;
state->dual_mode = tmp;
- dev_dbg(&d->udev->dev, "%s: dual mode=%d\n",
- __func__, state->dual_mode);
+ dev_dbg(&d->udev->dev, "%s: dual mode=%d\n", __func__,
+ state->dual_mode);
+
+ if (state->dual_mode) {
+ /* read 2nd demodulator I2C address */
+ ret = af9035_rd_reg(d, EEPROM_2ND_DEMOD_ADDR, &tmp);
+ if (ret < 0)
+ goto err;
+
+ state->af9033_config[1].i2c_addr = tmp;
+ dev_dbg(&d->udev->dev, "%s: 2nd demod I2C addr=%02x\n",
+ __func__, tmp);
+ }
for (i = 0; i < state->dual_mode + 1; i++) {
/* tuner */
@@ -514,6 +589,7 @@ static int af9035_read_config(struct dvb_usb_device *d)
case AF9033_TUNER_MXL5007T:
case AF9033_TUNER_TDA18218:
case AF9033_TUNER_FC2580:
+ case AF9033_TUNER_FC0012:
state->af9033_config[i].spec_inv = 1;
break;
default:
@@ -522,6 +598,18 @@ static int af9035_read_config(struct dvb_usb_device *d)
KBUILD_MODNAME, tmp);
}
+ /* disable dual mode if driver does not support it */
+ if (i == 1)
+ switch (tmp) {
+ case AF9033_TUNER_FC0012:
+ break;
+ default:
+ state->dual_mode = false;
+ dev_info(&d->udev->dev, "%s: driver does not " \
+ "support 2nd tuner and will " \
+ "disable it", KBUILD_MODNAME);
+ }
+
/* tuner IF frequency */
ret = af9035_rd_reg(d, EEPROM_1_IFFREQ_L + eeprom_shift, &tmp);
if (ret < 0)
@@ -730,6 +818,12 @@ static int af9035_frontend_callback(void *adapter_priv, int component,
return 0;
}
+static int af9035_get_adapter_count(struct dvb_usb_device *d)
+{
+ struct state *state = d_to_priv(d);
+ return state->dual_mode + 1;
+}
+
static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
{
struct state *state = adap_to_priv(adap);
@@ -751,15 +845,14 @@ static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
if (ret < 0)
goto err;
- ret = af9035_wr_reg(d, 0x00d81a,
- state->dual_mode);
+ ret = af9035_wr_reg(d, 0x00d81a, state->dual_mode);
if (ret < 0)
goto err;
}
/* attach demodulator */
- adap->fe[0] = dvb_attach(af9033_attach,
- &state->af9033_config[adap->id], &d->i2c_adap);
+ adap->fe[0] = dvb_attach(af9033_attach, &state->af9033_config[adap->id],
+ &d->i2c_adap);
if (adap->fe[0] == NULL) {
ret = -ENODEV;
goto err;
@@ -785,13 +878,22 @@ static const struct fc0011_config af9035_fc0011_config = {
.i2c_address = 0x60,
};
-static struct mxl5007t_config af9035_mxl5007t_config = {
- .xtal_freq_hz = MxL_XTAL_24_MHZ,
- .if_freq_hz = MxL_IF_4_57_MHZ,
- .invert_if = 0,
- .loop_thru_enable = 0,
- .clk_out_enable = 0,
- .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
+static struct mxl5007t_config af9035_mxl5007t_config[] = {
+ {
+ .xtal_freq_hz = MxL_XTAL_24_MHZ,
+ .if_freq_hz = MxL_IF_4_57_MHZ,
+ .invert_if = 0,
+ .loop_thru_enable = 0,
+ .clk_out_enable = 0,
+ .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
+ }, {
+ .xtal_freq_hz = MxL_XTAL_24_MHZ,
+ .if_freq_hz = MxL_IF_4_57_MHZ,
+ .invert_if = 0,
+ .loop_thru_enable = 1,
+ .clk_out_enable = 1,
+ .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
+ }
};
static struct tda18218_config af9035_tda18218_config = {
@@ -804,12 +906,32 @@ static const struct fc2580_config af9035_fc2580_config = {
.clock = 16384000,
};
+static const struct fc0012_config af9035_fc0012_config[] = {
+ {
+ .i2c_address = 0x63,
+ .xtal_freq = FC_XTAL_36_MHZ,
+ .dual_master = true,
+ .loop_through = true,
+ .clock_out = true,
+ }, {
+ .i2c_address = 0x63 | 0x80, /* I2C bus select hack */
+ .xtal_freq = FC_XTAL_36_MHZ,
+ .dual_master = true,
+ }
+};
+
static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
{
struct state *state = adap_to_priv(adap);
struct dvb_usb_device *d = adap_to_d(adap);
int ret;
struct dvb_frontend *fe;
+ struct i2c_msg msg[1];
+ u8 tuner_addr;
+ /*
+ * XXX: Hack used in that function: we abuse unused I2C address bit [7]
+ * to carry info about used I2C bus for dual tuner configuration.
+ */
switch (state->af9033_config[adap->id].tuner) {
case AF9033_TUNER_TUA9001:
@@ -842,46 +964,59 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
&d->i2c_adap, &af9035_fc0011_config);
break;
case AF9033_TUNER_MXL5007T:
- ret = af9035_wr_reg(d, 0x00d8e0, 1);
- if (ret < 0)
- goto err;
- ret = af9035_wr_reg(d, 0x00d8e1, 1);
- if (ret < 0)
- goto err;
- ret = af9035_wr_reg(d, 0x00d8df, 0);
- if (ret < 0)
- goto err;
+ if (adap->id == 0) {
+ ret = af9035_wr_reg(d, 0x00d8e0, 1);
+ if (ret < 0)
+ goto err;
- msleep(30);
+ ret = af9035_wr_reg(d, 0x00d8e1, 1);
+ if (ret < 0)
+ goto err;
- ret = af9035_wr_reg(d, 0x00d8df, 1);
- if (ret < 0)
- goto err;
+ ret = af9035_wr_reg(d, 0x00d8df, 0);
+ if (ret < 0)
+ goto err;
- msleep(300);
+ msleep(30);
- ret = af9035_wr_reg(d, 0x00d8c0, 1);
- if (ret < 0)
- goto err;
- ret = af9035_wr_reg(d, 0x00d8c1, 1);
- if (ret < 0)
- goto err;
- ret = af9035_wr_reg(d, 0x00d8bf, 0);
- if (ret < 0)
- goto err;
- ret = af9035_wr_reg(d, 0x00d8b4, 1);
- if (ret < 0)
- goto err;
- ret = af9035_wr_reg(d, 0x00d8b5, 1);
- if (ret < 0)
- goto err;
- ret = af9035_wr_reg(d, 0x00d8b3, 1);
- if (ret < 0)
- goto err;
+ ret = af9035_wr_reg(d, 0x00d8df, 1);
+ if (ret < 0)
+ goto err;
+
+ msleep(300);
+
+ ret = af9035_wr_reg(d, 0x00d8c0, 1);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg(d, 0x00d8c1, 1);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg(d, 0x00d8bf, 0);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg(d, 0x00d8b4, 1);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg(d, 0x00d8b5, 1);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg(d, 0x00d8b3, 1);
+ if (ret < 0)
+ goto err;
+
+ tuner_addr = 0x60;
+ } else {
+ tuner_addr = 0x60 | 0x80; /* I2C bus hack */
+ }
/* attach tuner */
- fe = dvb_attach(mxl5007t_attach, adap->fe[0],
- &d->i2c_adap, 0x60, &af9035_mxl5007t_config);
+ fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap,
+ tuner_addr, &af9035_mxl5007t_config[adap->id]);
break;
case AF9033_TUNER_TDA18218:
/* attach tuner */
@@ -907,6 +1042,46 @@ static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
fe = dvb_attach(fc2580_attach, adap->fe[0],
&d->i2c_adap, &af9035_fc2580_config);
break;
+ case AF9033_TUNER_FC0012:
+ /*
+ * AF9035 gpiot2 = FC0012 enable
+ * XXX: there seems to be something on gpioh8 too, but on my
+ * my test I didn't find any difference.
+ */
+
+ if (adap->id == 0) {
+ /* configure gpiot2 as output and high */
+ ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
+ if (ret < 0)
+ goto err;
+
+ ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
+ if (ret < 0)
+ goto err;
+ } else {
+ /*
+ * FIXME: That belongs for the FC0012 driver.
+ * Write 02 to FC0012 master tuner register 0d directly
+ * in order to make slave tuner working.
+ */
+ msg[0].addr = 0x63;
+ msg[0].flags = 0;
+ msg[0].len = 2;
+ msg[0].buf = "\x0d\x02";
+ ret = i2c_transfer(&d->i2c_adap, msg, 1);
+ if (ret < 0)
+ goto err;
+ }
+
+ usleep_range(10000, 50000);
+
+ fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap,
+ &af9035_fc0012_config[adap->id]);
+ break;
default:
fe = NULL;
}
@@ -945,8 +1120,8 @@ static int af9035_init(struct dvb_usb_device *d)
{ 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
{ 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
{ 0x00dd0d, packet_size, 0xff },
- { 0x80f9a3, 0x00, 0x01 },
- { 0x80f9cd, 0x00, 0x01 },
+ { 0x80f9a3, state->dual_mode, 0x01 },
+ { 0x80f9cd, state->dual_mode, 0x01 },
{ 0x80f99d, 0x00, 0x01 },
{ 0x80f9a4, 0x00, 0x01 },
};
@@ -971,6 +1146,7 @@ err:
return ret;
}
+#if IS_ENABLED(CONFIG_RC_CORE)
static int af9035_rc_query(struct dvb_usb_device *d)
{
unsigned int key;
@@ -1045,6 +1221,9 @@ err:
return ret;
}
+#else
+ #define af9035_get_rc_config NULL
+#endif
/* interface 0 is used by DVB-T receiver and
interface 1 is for remote controller (HID) */
@@ -1068,7 +1247,7 @@ static const struct dvb_usb_device_properties af9035_props = {
.init = af9035_init,
.get_rc_config = af9035_get_rc_config,
- .num_adapters = 1,
+ .get_adapter_count = af9035_get_adapter_count,
.adapter = {
{
.stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
generated by cgit v1.2.3 (git 2.0.4) at 2024-07-10 19:42:04 +0000