summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--linux/drivers/media/dvb/dvb-core/dmxdev.c3
-rw-r--r--linux/drivers/media/dvb/dvb-core/dvbdev.c4
-rw-r--r--linux/drivers/media/dvb/frontends/or51132.c85
-rw-r--r--linux/drivers/media/dvb/ttpci/budget-ci.c105
-rw-r--r--linux/include/linux/dvb/dmx.h26
5 files changed, 137 insertions, 86 deletions
diff --git a/linux/drivers/media/dvb/dvb-core/dmxdev.c b/linux/drivers/media/dvb/dvb-core/dmxdev.c
index 04578df3f..988499dfd 100644
--- a/linux/drivers/media/dvb/dvb-core/dmxdev.c
+++ b/linux/drivers/media/dvb/dvb-core/dmxdev.c
@@ -872,9 +872,6 @@ static int dvb_demux_do_ioctl(struct inode *inode, struct file *file,
mutex_unlock(&dmxdevfilter->mutex);
break;
- case DMX_GET_EVENT:
- break;
-
case DMX_GET_PES_PIDS:
if (!dmxdev->demux->get_pes_pids) {
ret = -EINVAL;
diff --git a/linux/drivers/media/dvb/dvb-core/dvbdev.c b/linux/drivers/media/dvb/dvb-core/dvbdev.c
index 9b824c31b..041ed7fd1 100644
--- a/linux/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/linux/drivers/media/dvb/dvb-core/dvbdev.c
@@ -230,8 +230,6 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
return -ENOMEM;
}
- mutex_unlock(&dvbdev_register_lock);
-
memcpy(dvbdev, template, sizeof(struct dvb_device));
dvbdev->type = type;
dvbdev->id = id;
@@ -242,6 +240,8 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
list_add_tail (&dvbdev->list_head, &adap->device_list);
+ mutex_unlock(&dvbdev_register_lock);
+
devfs_mk_cdev(MKDEV(DVB_MAJOR, nums2minor(adap->num, type, id)),
S_IFCHR | S_IRUSR | S_IWUSR,
"dvb/adapter%d/%s%d", adap->num, dnames[type], id);
diff --git a/linux/drivers/media/dvb/frontends/or51132.c b/linux/drivers/media/dvb/frontends/or51132.c
index a2a19aeb3..619856b07 100644
--- a/linux/drivers/media/dvb/frontends/or51132.c
+++ b/linux/drivers/media/dvb/frontends/or51132.c
@@ -240,7 +240,7 @@ static int or51132_sleep(struct dvb_frontend* fe)
static int or51132_setmode(struct dvb_frontend* fe)
{
struct or51132_state* state = fe->demodulator_priv;
- unsigned char cmd_buf[4];
+ unsigned char cmd_buf[3];
dprintk("setmode %d\n",(int)state->current_modulation);
/* set operation mode in Receiver 1 register; */
@@ -260,7 +260,6 @@ static int or51132_setmode(struct dvb_frontend* fe)
default:
printk("setmode:Modulation set to unsupported value\n");
};
- cmd_buf[3] = 0x00;
if (i2c_writebytes(state,state->config->demod_address,
cmd_buf,3)) {
printk(KERN_WARNING "or51132: set_mode error 1\n");
@@ -298,7 +297,6 @@ static int or51132_setmode(struct dvb_frontend* fe)
default:
printk("setmode: Modulation set to unsupported value\n");
};
- cmd_buf[3] = 0x00;
msleep(20); /* 20ms */
if (i2c_writebytes(state,state->config->demod_address,
cmd_buf,3)) {
@@ -310,6 +308,25 @@ static int or51132_setmode(struct dvb_frontend* fe)
return 0;
}
+/* Some modulations use the same firmware. This classifies modulations
+ by the firmware they use. */
+#define MOD_FWCLASS_UNKNOWN 0
+#define MOD_FWCLASS_VSB 1
+#define MOD_FWCLASS_QAM 2
+static int modulation_fw_class(fe_modulation_t modulation)
+{
+ switch(modulation) {
+ case VSB_8:
+ return MOD_FWCLASS_VSB;
+ case QAM_AUTO:
+ case QAM_64:
+ case QAM_256:
+ return MOD_FWCLASS_QAM;
+ default:
+ return MOD_FWCLASS_UNKNOWN;
+ }
+}
+
static int or51132_set_parameters(struct dvb_frontend* fe,
struct dvb_frontend_parameters *param)
{
@@ -317,45 +334,40 @@ static int or51132_set_parameters(struct dvb_frontend* fe,
u8 buf[4];
struct or51132_state* state = fe->demodulator_priv;
const struct firmware *fw;
-
- /* Change only if we are actually changing the modulation */
- if (state->current_modulation != param->u.vsb.modulation) {
- switch(param->u.vsb.modulation) {
- case VSB_8:
+ const char *fwname;
+ int clock_mode;
+
+ /* Upload new firmware only if we need a different one */
+ if (modulation_fw_class(state->current_modulation) !=
+ modulation_fw_class(param->u.vsb.modulation)) {
+ switch(modulation_fw_class(param->u.vsb.modulation)) {
+ case MOD_FWCLASS_VSB:
dprintk("set_parameters VSB MODE\n");
- printk("or51132: Waiting for firmware upload(%s)...\n",
- OR51132_VSB_FIRMWARE);
- ret = request_firmware(&fw, OR51132_VSB_FIRMWARE,
- &state->i2c->dev);
- if (ret){
- printk(KERN_WARNING "or51132: No firmware up"
- "loaded(timeout or file not found?)\n");
- return ret;
- }
+ fwname = OR51132_VSB_FIRMWARE;
+
/* Set non-punctured clock for VSB */
- state->config->set_ts_params(fe, 0);
+ clock_mode = 0;
break;
- case QAM_AUTO:
- case QAM_64:
- case QAM_256:
+ case MOD_FWCLASS_QAM:
dprintk("set_parameters QAM MODE\n");
- printk("or51132: Waiting for firmware upload(%s)...\n",
- OR51132_QAM_FIRMWARE);
- ret = request_firmware(&fw, OR51132_QAM_FIRMWARE,
- &state->i2c->dev);
- if (ret){
- printk(KERN_WARNING "or51132: No firmware up"
- "loaded(timeout or file not found?)\n");
- return ret;
- }
+ fwname = OR51132_QAM_FIRMWARE;
+
/* Set punctured clock for QAM */
- state->config->set_ts_params(fe, 1);
+ clock_mode = 1;
break;
default:
- printk("or51132:Modulation type(%d) UNSUPPORTED\n",
+ printk("or51132: Modulation type(%d) UNSUPPORTED\n",
param->u.vsb.modulation);
return -1;
- };
+ }
+ printk("or51132: Waiting for firmware upload(%s)...\n",
+ fwname);
+ ret = request_firmware(&fw, fwname, &state->i2c->dev);
+ if (ret) {
+ printk(KERN_WARNING "or51132: No firmware up"
+ "loaded(timeout or file not found?)\n");
+ return ret;
+ }
ret = or51132_load_firmware(fe, fw);
release_firmware(fw);
if (ret) {
@@ -364,7 +376,10 @@ static int or51132_set_parameters(struct dvb_frontend* fe,
return ret;
}
printk("or51132: Firmware upload complete.\n");
-
+ state->config->set_ts_params(fe, clock_mode);
+ }
+ /* Change only if we are actually changing the modulation */
+ if (state->current_modulation != param->u.vsb.modulation) {
state->current_modulation = param->u.vsb.modulation;
or51132_setmode(fe);
}
@@ -373,7 +388,7 @@ static int or51132_set_parameters(struct dvb_frontend* fe,
param->frequency, 0);
dprintk("set_parameters tuner bytes: 0x%02x 0x%02x "
"0x%02x 0x%02x\n",buf[0],buf[1],buf[2],buf[3]);
- if (i2c_writebytes(state, state->config->pll_address ,buf, 4))
+ if (i2c_writebytes(state, state->config->pll_address, buf, 4))
printk(KERN_WARNING "or51132: set_parameters error "
"writing to tuner\n");
diff --git a/linux/drivers/media/dvb/ttpci/budget-ci.c b/linux/drivers/media/dvb/ttpci/budget-ci.c
index 5f91036f5..e64a609cf 100644
--- a/linux/drivers/media/dvb/ttpci/budget-ci.c
+++ b/linux/drivers/media/dvb/ttpci/budget-ci.c
@@ -71,6 +71,7 @@ struct budget_ci {
struct tasklet_struct msp430_irq_tasklet;
struct tasklet_struct ciintf_irq_tasklet;
int slot_status;
+ int ci_irq;
struct dvb_ca_en50221 ca;
char ir_dev_name[50];
u8 tuner_pll_address; /* used for philips_tdm1316l configs */
@@ -276,8 +277,10 @@ static int ciintf_slot_reset(struct dvb_ca_en50221 *ca, int slot)
if (slot != 0)
return -EINVAL;
- // trigger on RISING edge during reset so we know when READY is re-asserted
- saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI);
+ if (budget_ci->ci_irq) {
+ // trigger on RISING edge during reset so we know when READY is re-asserted
+ saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI);
+ }
budget_ci->slot_status = SLOTSTATUS_RESET;
ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 0, 1, 0);
msleep(1);
@@ -370,11 +373,50 @@ static void ciintf_interrupt(unsigned long data)
}
}
+static int ciintf_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
+{
+ struct budget_ci *budget_ci = (struct budget_ci *) ca->data;
+ unsigned int flags;
+
+ // ensure we don't get spurious IRQs during initialisation
+ if (!budget_ci->budget.ci_present)
+ return -EINVAL;
+
+ // read the CAM status
+ flags = ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 1, 0);
+ if (flags & CICONTROL_CAMDETECT) {
+ // mark it as present if it wasn't before
+ if (budget_ci->slot_status & SLOTSTATUS_NONE) {
+ budget_ci->slot_status = SLOTSTATUS_PRESENT;
+ }
+
+ // during a RESET, we check if we can read from IO memory to see when CAM is ready
+ if (budget_ci->slot_status & SLOTSTATUS_RESET) {
+ if (ciintf_read_attribute_mem(ca, slot, 0) == 0x1d) {
+ budget_ci->slot_status = SLOTSTATUS_READY;
+ }
+ }
+ } else {
+ budget_ci->slot_status = SLOTSTATUS_NONE;
+ }
+
+ if (budget_ci->slot_status != SLOTSTATUS_NONE) {
+ if (budget_ci->slot_status & SLOTSTATUS_READY) {
+ return DVB_CA_EN50221_POLL_CAM_PRESENT | DVB_CA_EN50221_POLL_CAM_READY;
+ }
+ return DVB_CA_EN50221_POLL_CAM_PRESENT;
+ }
+
+ return 0;
+}
+
static int ciintf_init(struct budget_ci *budget_ci)
{
struct saa7146_dev *saa = budget_ci->budget.dev;
int flags;
int result;
+ int ci_version;
+ int ca_flags;
memset(&budget_ci->ca, 0, sizeof(struct dvb_ca_en50221));
@@ -382,16 +424,29 @@ static int ciintf_init(struct budget_ci *budget_ci)
saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16) | 0x800);
// test if it is there
- if ((ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CIVERSION, 1, 1, 0) & 0xa0) != 0xa0) {
+ ci_version = ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CIVERSION, 1, 1, 0);
+ if ((ci_version & 0xa0) != 0xa0) {
result = -ENODEV;
goto error;
}
+
// determine whether a CAM is present or not
flags = ttpci_budget_debiread(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 1, 0);
budget_ci->slot_status = SLOTSTATUS_NONE;
if (flags & CICONTROL_CAMDETECT)
budget_ci->slot_status = SLOTSTATUS_PRESENT;
+ // version 0xa2 of the CI firmware doesn't generate interrupts
+ if (ci_version == 0xa2) {
+ ca_flags = 0;
+ budget_ci->ci_irq = 0;
+ } else {
+ ca_flags = DVB_CA_EN50221_FLAG_IRQ_CAMCHANGE |
+ DVB_CA_EN50221_FLAG_IRQ_FR |
+ DVB_CA_EN50221_FLAG_IRQ_DA;
+ budget_ci->ci_irq = 1;
+ }
+
// register CI interface
budget_ci->ca.owner = THIS_MODULE;
budget_ci->ca.read_attribute_mem = ciintf_read_attribute_mem;
@@ -401,23 +456,27 @@ static int ciintf_init(struct budget_ci *budget_ci)
budget_ci->ca.slot_reset = ciintf_slot_reset;
budget_ci->ca.slot_shutdown = ciintf_slot_shutdown;
budget_ci->ca.slot_ts_enable = ciintf_slot_ts_enable;
+ budget_ci->ca.poll_slot_status = ciintf_poll_slot_status;
budget_ci->ca.data = budget_ci;
if ((result = dvb_ca_en50221_init(&budget_ci->budget.dvb_adapter,
&budget_ci->ca,
- DVB_CA_EN50221_FLAG_IRQ_CAMCHANGE |
- DVB_CA_EN50221_FLAG_IRQ_FR |
- DVB_CA_EN50221_FLAG_IRQ_DA, 1)) != 0) {
+ ca_flags, 1)) != 0) {
printk("budget_ci: CI interface detected, but initialisation failed.\n");
goto error;
}
+
// Setup CI slot IRQ
- tasklet_init(&budget_ci->ciintf_irq_tasklet, ciintf_interrupt, (unsigned long) budget_ci);
- if (budget_ci->slot_status != SLOTSTATUS_NONE) {
- saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQLO);
- } else {
- saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI);
+ if (budget_ci->ci_irq) {
+ tasklet_init(&budget_ci->ciintf_irq_tasklet, ciintf_interrupt, (unsigned long) budget_ci);
+ if (budget_ci->slot_status != SLOTSTATUS_NONE) {
+ saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQLO);
+ } else {
+ saa7146_setgpio(saa, 0, SAA7146_GPIO_IRQHI);
+ }
+ saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_03);
}
- saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_03);
+
+ // enable interface
ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1,
CICONTROL_RESET, 1, 0);
@@ -426,10 +485,12 @@ static int ciintf_init(struct budget_ci *budget_ci)
budget_ci->budget.ci_present = 1;
// forge a fake CI IRQ so the CAM state is setup correctly
- flags = DVB_CA_EN50221_CAMCHANGE_REMOVED;
- if (budget_ci->slot_status != SLOTSTATUS_NONE)
- flags = DVB_CA_EN50221_CAMCHANGE_INSERTED;
- dvb_ca_en50221_camchange_irq(&budget_ci->ca, 0, flags);
+ if (budget_ci->ci_irq) {
+ flags = DVB_CA_EN50221_CAMCHANGE_REMOVED;
+ if (budget_ci->slot_status != SLOTSTATUS_NONE)
+ flags = DVB_CA_EN50221_CAMCHANGE_INSERTED;
+ dvb_ca_en50221_camchange_irq(&budget_ci->ca, 0, flags);
+ }
return 0;
@@ -443,9 +504,13 @@ static void ciintf_deinit(struct budget_ci *budget_ci)
struct saa7146_dev *saa = budget_ci->budget.dev;
// disable CI interrupts
- saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_03);
- saa7146_setgpio(saa, 0, SAA7146_GPIO_INPUT);
- tasklet_kill(&budget_ci->ciintf_irq_tasklet);
+ if (budget_ci->ci_irq) {
+ saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_03);
+ saa7146_setgpio(saa, 0, SAA7146_GPIO_INPUT);
+ tasklet_kill(&budget_ci->ciintf_irq_tasklet);
+ }
+
+ // reset interface
ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1, 0, 1, 0);
msleep(1);
ttpci_budget_debiwrite(&budget_ci->budget, DEBICICTL, DEBIADDR_CICONTROL, 1,
@@ -473,7 +538,7 @@ static void budget_ci_irq(struct saa7146_dev *dev, u32 * isr)
if (*isr & MASK_10)
ttpci_budget_irq10_handler(dev, isr);
- if ((*isr & MASK_03) && (budget_ci->budget.ci_present))
+ if ((*isr & MASK_03) && (budget_ci->budget.ci_present) && (budget_ci->ci_irq))
tasklet_schedule(&budget_ci->ciintf_irq_tasklet);
}
diff --git a/linux/include/linux/dvb/dmx.h b/linux/include/linux/dvb/dmx.h
index 2787b8a22..c6a2353c4 100644
--- a/linux/include/linux/dvb/dmx.h
+++ b/linux/include/linux/dvb/dmx.h
@@ -88,20 +88,6 @@ typedef enum
#define DMX_PES_PCR DMX_PES_PCR0
-typedef enum
-{
- DMX_SCRAMBLING_EV,
- DMX_FRONTEND_EV
-} dmx_event_t;
-
-
-typedef enum
-{
- DMX_SCRAMBLING_OFF,
- DMX_SCRAMBLING_ON
-} dmx_scrambling_status_t;
-
-
typedef struct dmx_filter
{
__u8 filter[DMX_FILTER_SIZE];
@@ -132,17 +118,6 @@ struct dmx_pes_filter_params
__u32 flags;
};
-
-struct dmx_event
-{
- dmx_event_t event;
- time_t timeStamp;
- union
- {
- dmx_scrambling_status_t scrambling;
- } u;
-};
-
typedef struct dmx_caps {
__u32 caps;
int num_decoders;
@@ -171,7 +146,6 @@ struct dmx_stc {
#define DMX_SET_FILTER _IOW('o', 43, struct dmx_sct_filter_params)
#define DMX_SET_PES_FILTER _IOW('o', 44, struct dmx_pes_filter_params)
#define DMX_SET_BUFFER_SIZE _IO('o', 45)
-#define DMX_GET_EVENT _IOR('o', 46, struct dmx_event)
#define DMX_GET_PES_PIDS _IOR('o', 47, __u16[5])
#define DMX_GET_CAPS _IOR('o', 48, dmx_caps_t)
#define DMX_SET_SOURCE _IOW('o', 49, dmx_source_t)
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-11 02:59:43 +0000