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path: root/drivers/media/video/cx23885/cx23885-dvb.c
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Diffstat (limited to 'drivers/media/video/cx23885/cx23885-dvb.c')
-rw-r--r--drivers/media/video/cx23885/cx23885-dvb.c175
1 files changed, 168 insertions, 7 deletions
diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c
index 5958cb882e93..3c315f94cc85 100644
--- a/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/drivers/media/video/cx23885/cx23885-dvb.c
@@ -58,6 +58,8 @@
#include "atbm8830.h"
#include "ds3000.h"
#include "cx23885-f300.h"
+#include "altera-ci.h"
+#include "stv0367.h"
static unsigned int debug;
@@ -108,6 +110,22 @@ static void dvb_buf_release(struct videobuf_queue *q,
cx23885_free_buffer(q, (struct cx23885_buffer *)vb);
}
+static void cx23885_dvb_gate_ctrl(struct cx23885_tsport *port, int open)
+{
+ struct videobuf_dvb_frontends *f;
+ struct videobuf_dvb_frontend *fe;
+
+ f = &port->frontends;
+
+ if (f->gate <= 1) /* undefined or fe0 */
+ fe = videobuf_dvb_get_frontend(f, 1);
+ else
+ fe = videobuf_dvb_get_frontend(f, f->gate);
+
+ if (fe && fe->dvb.frontend && fe->dvb.frontend->ops.i2c_gate_ctrl)
+ fe->dvb.frontend->ops.i2c_gate_ctrl(fe->dvb.frontend, open);
+}
+
static struct videobuf_queue_ops dvb_qops = {
.buf_setup = dvb_buf_setup,
.buf_prepare = dvb_buf_prepare,
@@ -570,12 +588,84 @@ static struct max2165_config mygic_x8558pro_max2165_cfg2 = {
.i2c_address = 0x60,
.osc_clk = 20
};
+static struct stv0367_config netup_stv0367_config[] = {
+ {
+ .demod_address = 0x1c,
+ .xtal = 27000000,
+ .if_khz = 4500,
+ .if_iq_mode = 0,
+ .ts_mode = 1,
+ .clk_pol = 0,
+ }, {
+ .demod_address = 0x1d,
+ .xtal = 27000000,
+ .if_khz = 4500,
+ .if_iq_mode = 0,
+ .ts_mode = 1,
+ .clk_pol = 0,
+ },
+};
+
+static struct xc5000_config netup_xc5000_config[] = {
+ {
+ .i2c_address = 0x61,
+ .if_khz = 4500,
+ }, {
+ .i2c_address = 0x64,
+ .if_khz = 4500,
+ },
+};
+
+int netup_altera_fpga_rw(void *device, int flag, int data, int read)
+{
+ struct cx23885_dev *dev = (struct cx23885_dev *)device;
+ unsigned long timeout = jiffies + msecs_to_jiffies(1);
+ uint32_t mem = 0;
+
+ mem = cx_read(MC417_RWD);
+ if (read)
+ cx_set(MC417_OEN, ALT_DATA);
+ else {
+ cx_clear(MC417_OEN, ALT_DATA);/* D0-D7 out */
+ mem &= ~ALT_DATA;
+ mem |= (data & ALT_DATA);
+ }
+
+ if (flag)
+ mem |= ALT_AD_RG;
+ else
+ mem &= ~ALT_AD_RG;
+
+ mem &= ~ALT_CS;
+ if (read)
+ mem = (mem & ~ALT_RD) | ALT_WR;
+ else
+ mem = (mem & ~ALT_WR) | ALT_RD;
+
+ cx_write(MC417_RWD, mem); /* start RW cycle */
+
+ for (;;) {
+ mem = cx_read(MC417_RWD);
+ if ((mem & ALT_RDY) == 0)
+ break;
+ if (time_after(jiffies, timeout))
+ break;
+ udelay(1);
+ }
+
+ cx_set(MC417_RWD, ALT_RD | ALT_WR | ALT_CS);
+ if (read)
+ return mem & ALT_DATA;
+
+ return 0;
+};
static int dvb_register(struct cx23885_tsport *port)
{
struct cx23885_dev *dev = port->dev;
struct cx23885_i2c *i2c_bus = NULL, *i2c_bus2 = NULL;
- struct videobuf_dvb_frontend *fe0;
+ struct videobuf_dvb_frontend *fe0, *fe1 = NULL;
+ int mfe_shared = 0; /* bus not shared by default */
int ret;
/* Get the first frontend */
@@ -586,6 +676,12 @@ static int dvb_register(struct cx23885_tsport *port)
/* init struct videobuf_dvb */
fe0->dvb.name = dev->name;
+ /* multi-frontend gate control is undefined or defaults to fe0 */
+ port->frontends.gate = 0;
+
+ /* Sets the gate control callback to be used by i2c command calls */
+ port->gate_ctrl = cx23885_dvb_gate_ctrl;
+
/* init frontend */
switch (dev->board) {
case CX23885_BOARD_HAUPPAUGE_HVR1250:
@@ -966,20 +1062,64 @@ static int dvb_register(struct cx23885_tsport *port)
break;
}
break;
-
+ case CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF:
+ i2c_bus = &dev->i2c_bus[0];
+ mfe_shared = 1;/* MFE */
+ port->frontends.gate = 0;/* not clear for me yet */
+ /* ports B, C */
+ /* MFE frontend 1 DVB-T */
+ fe0->dvb.frontend = dvb_attach(stv0367ter_attach,
+ &netup_stv0367_config[port->nr - 1],
+ &i2c_bus->i2c_adap);
+ if (fe0->dvb.frontend != NULL) {
+ if (NULL == dvb_attach(xc5000_attach,
+ fe0->dvb.frontend,
+ &i2c_bus->i2c_adap,
+ &netup_xc5000_config[port->nr - 1]))
+ goto frontend_detach;
+ /* load xc5000 firmware */
+ fe0->dvb.frontend->ops.tuner_ops.init(fe0->dvb.frontend);
+ }
+ /* MFE frontend 2 */
+ fe1 = videobuf_dvb_get_frontend(&port->frontends, 2);
+ if (fe1 == NULL)
+ goto frontend_detach;
+ /* DVB-C init */
+ fe1->dvb.frontend = dvb_attach(stv0367cab_attach,
+ &netup_stv0367_config[port->nr - 1],
+ &i2c_bus->i2c_adap);
+ if (fe1->dvb.frontend != NULL) {
+ fe1->dvb.frontend->id = 1;
+ if (NULL == dvb_attach(xc5000_attach,
+ fe1->dvb.frontend,
+ &i2c_bus->i2c_adap,
+ &netup_xc5000_config[port->nr - 1]))
+ goto frontend_detach;
+ }
+ break;
default:
printk(KERN_INFO "%s: The frontend of your DVB/ATSC card "
" isn't supported yet\n",
dev->name);
break;
}
- if (NULL == fe0->dvb.frontend) {
+
+ if ((NULL == fe0->dvb.frontend) || (fe1 && NULL == fe1->dvb.frontend)) {
printk(KERN_ERR "%s: frontend initialization failed\n",
- dev->name);
- return -1;
+ dev->name);
+ goto frontend_detach;
}
+
/* define general-purpose callback pointer */
fe0->dvb.frontend->callback = cx23885_tuner_callback;
+ if (fe1)
+ fe1->dvb.frontend->callback = cx23885_tuner_callback;
+#if 0
+ /* Ensure all frontends negotiate bus access */
+ fe0->dvb.frontend->ops.ts_bus_ctrl = cx23885_dvb_bus_ctrl;
+ if (fe1)
+ fe1->dvb.frontend->ops.ts_bus_ctrl = cx23885_dvb_bus_ctrl;
+#endif
/* Put the analog decoder in standby to keep it quiet */
call_all(dev, core, s_power, 0);
@@ -989,10 +1129,10 @@ static int dvb_register(struct cx23885_tsport *port)
/* register everything */
ret = videobuf_dvb_register_bus(&port->frontends, THIS_MODULE, port,
- &dev->pci->dev, adapter_nr, 0,
+ &dev->pci->dev, adapter_nr, mfe_shared,
cx23885_dvb_fe_ioctl_override);
if (ret)
- return ret;
+ goto frontend_detach;
/* init CI & MAC */
switch (dev->board) {
@@ -1008,6 +1148,17 @@ static int dvb_register(struct cx23885_tsport *port)
netup_ci_init(port);
break;
}
+ case CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF: {
+ struct altera_ci_config netup_ci_cfg = {
+ .dev = dev,/* magic number to identify*/
+ .adapter = &port->frontends.adapter,/* for CI */
+ .demux = &fe0->dvb.demux,/* for hw pid filter */
+ .fpga_rw = netup_altera_fpga_rw,
+ };
+
+ altera_ci_init(&netup_ci_cfg, port->nr);
+ break;
+ }
case CX23885_BOARD_TEVII_S470: {
u8 eeprom[256]; /* 24C02 i2c eeprom */
@@ -1024,6 +1175,11 @@ static int dvb_register(struct cx23885_tsport *port)
}
return ret;
+
+frontend_detach:
+ port->gate_ctrl = NULL;
+ videobuf_dvb_dealloc_frontends(&port->frontends);
+ return -EINVAL;
}
int cx23885_dvb_register(struct cx23885_tsport *port)
@@ -1100,8 +1256,13 @@ int cx23885_dvb_unregister(struct cx23885_tsport *port)
case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
netup_ci_exit(port);
break;
+ case CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF:
+ altera_ci_release(port->dev, port->nr);
+ break;
}
+ port->gate_ctrl = NULL;
+
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 22:02:57 +0100