diff options
Diffstat (limited to 'linux/drivers/media/dvb/ttpci-budget/budget.c')
| -rw-r--r-- | linux/drivers/media/dvb/ttpci-budget/budget.c | 198 |
1 files changed, 173 insertions, 25 deletions
diff --git a/linux/drivers/media/dvb/ttpci-budget/budget.c b/linux/drivers/media/dvb/ttpci-budget/budget.c index 699dae456..545101f44 100644 --- a/linux/drivers/media/dvb/ttpci-budget/budget.c +++ b/linux/drivers/media/dvb/ttpci-budget/budget.c @@ -34,12 +34,177 @@ #define KBUILD_MODNAME budget #endif + + +static inline void ddelay(int i) +{ + current->state=TASK_INTERRUPTIBLE; + schedule_timeout((HZ*i)/100); +} + + +static +void Set22K (struct budget *budget, int state) +{ + struct saa7146_dev *dev=budget->dev; + DEB_EE(("budget: %p\n",budget)); + saa7146_setgpio(dev, 3, (state ? SAA7146_GPIO_OUTHI : SAA7146_GPIO_OUTLO)); +} + + +/* Diseqc functions only for TT Budget card */ +/* taken from the Skyvision DVB driver by + Ralph Metzler <rjkm@metzlerbros.de> */ + +static +void DiseqcSendBit (struct budget *budget, int data) +{ + struct saa7146_dev *dev=budget->dev; + DEB_EE(("budget: %p\n",budget)); + + saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTHI); + udelay(data ? 500 : 1000); + saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO); + udelay(data ? 1000 : 500); +} + + +static +void DiseqcSendByte (struct budget *budget, int data) +{ + int i, par=1, d; + + DEB_EE(("budget: %p\n",budget)); + + for (i=7; i>=0; i--) { + d = (data>>i)&1; + par ^= d; + DiseqcSendBit(budget, d); + } + + DiseqcSendBit(budget, par); +} + + +static +int SendDiSEqCMsg (struct budget *budget, int len, u8 *msg, int burst) +{ + struct saa7146_dev *dev=budget->dev; + int i; + + DEB_EE(("budget: %p\n",budget)); + + saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO); + mdelay(16); + + for (i=0; i<len; i++) + DiseqcSendByte(budget, msg[i]); + + mdelay(16); + + if (burst!=-1) { + if (burst) + DiseqcSendByte(budget, 0xff); + else { + saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTHI); + udelay(12500); + saa7146_setgpio(dev, 3, SAA7146_GPIO_OUTLO); + } + ddelay(2); + } + + return 0; +} + + +int budget_diseqc_ioctl (struct dvb_frontend *fe, unsigned int cmd, void *arg) +{ + struct budget *budget = fe->before_after_data; + + DEB_EE(("budget: %p\n",budget)); + + switch (cmd) { + case FE_SET_TONE: + switch ((fe_sec_tone_mode_t) arg) { + case SEC_TONE_ON: + Set22K (budget, 1); + break; + case SEC_TONE_OFF: + Set22K (budget, 0); + break; + default: + return -EINVAL; + }; + break; + + case FE_DISEQC_SEND_MASTER_CMD: + { + struct dvb_diseqc_master_cmd *cmd = arg; + + SendDiSEqCMsg (budget, cmd->msg_len, cmd->msg, 0); + break; + } + + case FE_DISEQC_SEND_BURST: + SendDiSEqCMsg (budget, 0, NULL, (int) arg); + break; + + default: + return -EOPNOTSUPP; + }; + + return 0; +} + + +static +int budget_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *info) +{ + struct budget *budget; + int err; + + if (!(budget = kmalloc (sizeof(struct budget), GFP_KERNEL))) + return -ENOMEM; + + DEB_EE(("budget: %p\n",budget)); + + if ((err = ttpci_budget_init (budget, dev, info))) { + kfree (budget); + return err; + } + + dvb_add_frontend_ioctls (budget->dvb_adapter, + budget_diseqc_ioctl, NULL, budget); + + dev->ext_priv = budget; + + return 0; +} + + +static +int budget_detach (struct saa7146_dev* dev) +{ + struct budget *budget = (struct budget*) dev->ext_priv; + int err; + + dvb_remove_frontend_ioctls (budget->dvb_adapter, + budget_diseqc_ioctl, NULL); + + err = ttpci_budget_deinit (budget); + + kfree (budget); + + return err; +} + + + static struct saa7146_extension budget_extension; MAKE_BUDGET_INFO(ttbs, "TT-Budget/WinTV-NOVA-S PCI", BUDGET_TT); MAKE_BUDGET_INFO(ttbc, "TT-Budget/WinTV-NOVA-C PCI", BUDGET_TT); MAKE_BUDGET_INFO(ttbt, "TT-Budget/WinTV-NOVA-T PCI", BUDGET_TT); -MAKE_BUDGET_INFO(ttbci, "TT-Budget/WinTV-NOVA-CI PCI", BUDGET_TT_HW_DISEQC); MAKE_BUDGET_INFO(satel, "SATELCO Multimedia PCI", BUDGET_TT_HW_DISEQC); /* Uncomment for Budget Patch */ /*MAKE_BUDGET_INFO(fs_1_3,"Siemens/Technotrend/Hauppauge PCI rev1.3+Budget_Patch", BUDGET_PATCH);*/ @@ -51,31 +216,13 @@ struct pci_device_id pci_tbl[] = { MAKE_EXTENSION_PCI(ttbs, 0x13c2, 0x1003), MAKE_EXTENSION_PCI(ttbc, 0x13c2, 0x1004), MAKE_EXTENSION_PCI(ttbt, 0x13c2, 0x1005), - MAKE_EXTENSION_PCI(ttbci, 0x13c2, 0x100c), - MAKE_EXTENSION_PCI(ttbci, 0x13c2, 0x100f), MAKE_EXTENSION_PCI(satel, 0x13c2, 0x1013), { .vendor = 0, } }; -static -int this_budget_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *info) -{ - struct budget_s *budget = NULL; - DEB_EE(("budget: %p\n",budget)); - if( 0 != budget_attach(dev,info)) { - return -1; - } - budget = (struct budget_s*)dev->ext_priv; - - // FIXME: cope with error here! - budget_register(budget); - printk(KERN_INFO "budget: found budget card '%s'.\n",budget->card->name); - - return 0; -} static struct saa7146_extension budget_extension = { @@ -84,12 +231,12 @@ struct saa7146_extension budget_extension = { .ext_vv_data = NULL, .module = THIS_MODULE, - .pci_tbl = &pci_tbl[0], - .attach = this_budget_attach, + .pci_tbl = pci_tbl, + .attach = budget_attach, .detach = budget_detach, .irq_mask = MASK_10, - .irq_func = budget_irq, + .irq_func = ttpci_budget_irq10_handler, }; @@ -113,7 +260,8 @@ void __exit budget_exit(void) module_init(budget_init); module_exit(budget_exit); -MODULE_DESCRIPTION("driver for the SAA7146 based so-called budget PCI DVB cards by " - "Siemens, Technotrend, Hauppauge"); -MODULE_AUTHOR("Ralph Metzler, Marcus Metzler, others"); MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Ralph Metzler, Marcus Metzler, Michael Hunold, others"); +MODULE_DESCRIPTION("driver for the SAA7146 based so-called " + "budget PCI DVB cards by Siemens, Technotrend, Hauppauge"); + |