diff options
Diffstat (limited to 'drivers/media/dvb/ttpci/budget-core.c')
| -rw-r--r-- | drivers/media/dvb/ttpci/budget-core.c | 480 |
1 files changed, 0 insertions, 480 deletions
diff --git a/drivers/media/dvb/ttpci/budget-core.c b/drivers/media/dvb/ttpci/budget-core.c deleted file mode 100644 index 0498a055a4c..00000000000 --- a/drivers/media/dvb/ttpci/budget-core.c +++ /dev/null @@ -1,480 +0,0 @@ -/* - * budget-core.c: driver for the SAA7146 based Budget DVB cards - * - * Compiled from various sources by Michael Hunold <michael@mihu.de> - * - * Copyright (C) 2002 Ralph Metzler <rjkm@metzlerbros.de> - * - * Copyright (C) 1999-2002 Ralph Metzler - * & Marcus Metzler for convergence integrated media GmbH - * - * 26feb2004 Support for FS Activy Card (Grundig tuner) by - * Michael Dreher <michael@5dot1.de>, - * Oliver Endriss <o.endriss@gmx.de>, - * Andreas 'randy' Weinberger - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * Or, point your browser to http://www.gnu.org/copyleft/gpl.html - * - * - * the project's page is at http://www.linuxtv.org/dvb/ - */ - -#include <linux/moduleparam.h> - -#include "budget.h" -#include "ttpci-eeprom.h" - -int budget_debug; -module_param_named(debug, budget_debug, int, 0644); -MODULE_PARM_DESC(debug, "Turn on/off budget debugging (default:off)."); - -/**************************************************************************** - * TT budget / WinTV Nova - ****************************************************************************/ - -static int stop_ts_capture(struct budget *budget) -{ - dprintk(2, "budget: %p\n", budget); - - if (--budget->feeding) - return budget->feeding; - - saa7146_write(budget->dev, MC1, MASK_20); // DMA3 off - SAA7146_IER_DISABLE(budget->dev, MASK_10); - return 0; -} - -static int start_ts_capture(struct budget *budget) -{ - struct saa7146_dev *dev = budget->dev; - - dprintk(2, "budget: %p\n", budget); - - if (budget->feeding) - return ++budget->feeding; - - saa7146_write(dev, MC1, MASK_20); // DMA3 off - - memset(budget->grabbing, 0x00, TS_HEIGHT * TS_WIDTH); - - saa7146_write(dev, PCI_BT_V1, 0x001c0000 | (saa7146_read(dev, PCI_BT_V1) & ~0x001f0000)); - - budget->tsf = 0xff; - budget->ttbp = 0; - - /* - * Signal path on the Activy: - * - * tuner -> SAA7146 port A -> SAA7146 BRS -> SAA7146 DMA3 -> memory - * - * Since the tuner feeds 204 bytes packets into the SAA7146, - * DMA3 is configured to strip the trailing 16 FEC bytes: - * Pitch: 188, NumBytes3: 188, NumLines3: 1024 - */ - - switch(budget->card->type) { - case BUDGET_FS_ACTIVY: - saa7146_write(dev, DD1_INIT, 0x04000000); - saa7146_write(dev, MC2, (MASK_09 | MASK_25)); - saa7146_write(dev, BRS_CTRL, 0x00000000); - break; - case BUDGET_PATCH: - saa7146_write(dev, DD1_INIT, 0x00000200); - saa7146_write(dev, MC2, (MASK_10 | MASK_26)); - saa7146_write(dev, BRS_CTRL, 0x60000000); - break; - default: - if (budget->video_port == BUDGET_VIDEO_PORTA) { - saa7146_write(dev, DD1_INIT, 0x06000200); - saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); - saa7146_write(dev, BRS_CTRL, 0x00000000); - } else { - saa7146_write(dev, DD1_INIT, 0x02000600); - saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); - saa7146_write(dev, BRS_CTRL, 0x60000000); - } - } - - saa7146_write(dev, MC2, (MASK_08 | MASK_24)); - mdelay(10); - - saa7146_write(dev, BASE_ODD3, 0); - saa7146_write(dev, BASE_EVEN3, 0); - saa7146_write(dev, PROT_ADDR3, TS_WIDTH * TS_HEIGHT); - saa7146_write(dev, BASE_PAGE3, budget->pt.dma | ME1 | 0x90); - - if (budget->card->type == BUDGET_FS_ACTIVY) { - saa7146_write(dev, PITCH3, TS_WIDTH / 2); - saa7146_write(dev, NUM_LINE_BYTE3, ((TS_HEIGHT * 2) << 16) | (TS_WIDTH / 2)); - } else { - saa7146_write(dev, PITCH3, TS_WIDTH); - saa7146_write(dev, NUM_LINE_BYTE3, (TS_HEIGHT << 16) | TS_WIDTH); - } - - saa7146_write(dev, MC2, (MASK_04 | MASK_20)); - - SAA7146_ISR_CLEAR(budget->dev, MASK_10); /* VPE */ - SAA7146_IER_ENABLE(budget->dev, MASK_10); /* VPE */ - saa7146_write(dev, MC1, (MASK_04 | MASK_20)); /* DMA3 on */ - - return ++budget->feeding; -} - -static void vpeirq(unsigned long data) -{ - struct budget *budget = (struct budget *) data; - u8 *mem = (u8 *) (budget->grabbing); - u32 olddma = budget->ttbp; - u32 newdma = saa7146_read(budget->dev, PCI_VDP3); - - /* nearest lower position divisible by 188 */ - newdma -= newdma % 188; - - if (newdma >= TS_BUFLEN) - return; - - budget->ttbp = newdma; - - if (budget->feeding == 0 || newdma == olddma) - return; - - if (newdma > olddma) { /* no wraparound, dump olddma..newdma */ - dvb_dmx_swfilter_packets(&budget->demux, mem + olddma, (newdma - olddma) / 188); - } else { /* wraparound, dump olddma..buflen and 0..newdma */ - dvb_dmx_swfilter_packets(&budget->demux, mem + olddma, (TS_BUFLEN - olddma) / 188); - dvb_dmx_swfilter_packets(&budget->demux, mem, newdma / 188); - } -} - - -int ttpci_budget_debiread(struct budget *budget, u32 config, int addr, int count, - int uselocks, int nobusyloop) -{ - struct saa7146_dev *saa = budget->dev; - int result = 0; - unsigned long flags = 0; - - if (count > 4 || count <= 0) - return 0; - - if (uselocks) - spin_lock_irqsave(&budget->debilock, flags); - - if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) { - if (uselocks) - spin_unlock_irqrestore(&budget->debilock, flags); - return result; - } - - saa7146_write(saa, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff)); - saa7146_write(saa, DEBI_CONFIG, config); - saa7146_write(saa, DEBI_PAGE, 0); - saa7146_write(saa, MC2, (2 << 16) | 2); - - if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) { - if (uselocks) - spin_unlock_irqrestore(&budget->debilock, flags); - return result; - } - - result = saa7146_read(saa, DEBI_AD); - result &= (0xffffffffUL >> ((4 - count) * 8)); - - if (uselocks) - spin_unlock_irqrestore(&budget->debilock, flags); - - return result; -} - -int ttpci_budget_debiwrite(struct budget *budget, u32 config, int addr, - int count, u32 value, int uselocks, int nobusyloop) -{ - struct saa7146_dev *saa = budget->dev; - unsigned long flags = 0; - int result; - - if (count > 4 || count <= 0) - return 0; - - if (uselocks) - spin_lock_irqsave(&budget->debilock, flags); - - if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) { - if (uselocks) - spin_unlock_irqrestore(&budget->debilock, flags); - return result; - } - - saa7146_write(saa, DEBI_COMMAND, (count << 17) | 0x00000 | (addr & 0xffff)); - saa7146_write(saa, DEBI_CONFIG, config); - saa7146_write(saa, DEBI_PAGE, 0); - saa7146_write(saa, DEBI_AD, value); - saa7146_write(saa, MC2, (2 << 16) | 2); - - if ((result = saa7146_wait_for_debi_done(saa, nobusyloop)) < 0) { - if (uselocks) - spin_unlock_irqrestore(&budget->debilock, flags); - return result; - } - - if (uselocks) - spin_unlock_irqrestore(&budget->debilock, flags); - return 0; -} - - -/**************************************************************************** - * DVB API SECTION - ****************************************************************************/ - -static int budget_start_feed(struct dvb_demux_feed *feed) -{ - struct dvb_demux *demux = feed->demux; - struct budget *budget = (struct budget *) demux->priv; - int status; - - dprintk(2, "budget: %p\n", budget); - - if (!demux->dmx.frontend) - return -EINVAL; - - spin_lock(&budget->feedlock); - feed->pusi_seen = 0; /* have a clean section start */ - status = start_ts_capture(budget); - spin_unlock(&budget->feedlock); - return status; -} - -static int budget_stop_feed(struct dvb_demux_feed *feed) -{ - struct dvb_demux *demux = feed->demux; - struct budget *budget = (struct budget *) demux->priv; - int status; - - dprintk(2, "budget: %p\n", budget); - - spin_lock(&budget->feedlock); - status = stop_ts_capture(budget); - spin_unlock(&budget->feedlock); - return status; -} - -static int budget_register(struct budget *budget) -{ - struct dvb_demux *dvbdemux = &budget->demux; - int ret; - - dprintk(2, "budget: %p\n", budget); - - dvbdemux->priv = (void *) budget; - - dvbdemux->filternum = 256; - dvbdemux->feednum = 256; - dvbdemux->start_feed = budget_start_feed; - dvbdemux->stop_feed = budget_stop_feed; - dvbdemux->write_to_decoder = NULL; - - dvbdemux->dmx.capabilities = (DMX_TS_FILTERING | DMX_SECTION_FILTERING | - DMX_MEMORY_BASED_FILTERING); - - dvb_dmx_init(&budget->demux); - - budget->dmxdev.filternum = 256; - budget->dmxdev.demux = &dvbdemux->dmx; - budget->dmxdev.capabilities = 0; - - dvb_dmxdev_init(&budget->dmxdev, &budget->dvb_adapter); - - budget->hw_frontend.source = DMX_FRONTEND_0; - - ret = dvbdemux->dmx.add_frontend(&dvbdemux->dmx, &budget->hw_frontend); - - if (ret < 0) - return ret; - - budget->mem_frontend.source = DMX_MEMORY_FE; - ret = dvbdemux->dmx.add_frontend(&dvbdemux->dmx, &budget->mem_frontend); - if (ret < 0) - return ret; - - ret = dvbdemux->dmx.connect_frontend(&dvbdemux->dmx, &budget->hw_frontend); - if (ret < 0) - return ret; - - dvb_net_init(&budget->dvb_adapter, &budget->dvb_net, &dvbdemux->dmx); - - return 0; -} - -static void budget_unregister(struct budget *budget) -{ - struct dvb_demux *dvbdemux = &budget->demux; - - dprintk(2, "budget: %p\n", budget); - - dvb_net_release(&budget->dvb_net); - - dvbdemux->dmx.close(&dvbdemux->dmx); - dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &budget->hw_frontend); - dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, &budget->mem_frontend); - - dvb_dmxdev_release(&budget->dmxdev); - dvb_dmx_release(&budget->demux); -} - -int ttpci_budget_init(struct budget *budget, struct saa7146_dev *dev, - struct saa7146_pci_extension_data *info, - struct module *owner) -{ - int length = TS_WIDTH * TS_HEIGHT; - int ret = 0; - struct budget_info *bi = info->ext_priv; - - memset(budget, 0, sizeof(struct budget)); - - dprintk(2, "dev: %p, budget: %p\n", dev, budget); - - budget->card = bi; - budget->dev = (struct saa7146_dev *) dev; - - dvb_register_adapter(&budget->dvb_adapter, budget->card->name, owner); - - /* set dd1 stream a & b */ - saa7146_write(dev, DD1_STREAM_B, 0x00000000); - saa7146_write(dev, MC2, (MASK_09 | MASK_25)); - saa7146_write(dev, MC2, (MASK_10 | MASK_26)); - saa7146_write(dev, DD1_INIT, 0x02000000); - saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); - - if (bi->type != BUDGET_FS_ACTIVY) - budget->video_port = BUDGET_VIDEO_PORTB; - else - budget->video_port = BUDGET_VIDEO_PORTA; - spin_lock_init(&budget->feedlock); - spin_lock_init(&budget->debilock); - - /* the Siemens DVB needs this if you want to have the i2c chips - get recognized before the main driver is loaded */ - if (bi->type != BUDGET_FS_ACTIVY) - saa7146_write(dev, GPIO_CTRL, 0x500000); /* GPIO 3 = 1 */ - -#ifdef I2C_ADAP_CLASS_TV_DIGITAL - budget->i2c_adap.class = I2C_ADAP_CLASS_TV_DIGITAL; -#else - budget->i2c_adap.class = I2C_CLASS_TV_DIGITAL; -#endif - - strlcpy(budget->i2c_adap.name, budget->card->name, sizeof(budget->i2c_adap.name)); - - saa7146_i2c_adapter_prepare(dev, &budget->i2c_adap, SAA7146_I2C_BUS_BIT_RATE_120); - strcpy(budget->i2c_adap.name, budget->card->name); - - if (i2c_add_adapter(&budget->i2c_adap) < 0) { - dvb_unregister_adapter(&budget->dvb_adapter); - return -ENOMEM; - } - - ttpci_eeprom_parse_mac(&budget->i2c_adap, budget->dvb_adapter.proposed_mac); - - if (NULL == - (budget->grabbing = saa7146_vmalloc_build_pgtable(dev->pci, length, &budget->pt))) { - ret = -ENOMEM; - goto err; - } - - saa7146_write(dev, PCI_BT_V1, 0x001c0000); - /* upload all */ - saa7146_write(dev, GPIO_CTRL, 0x000000); - - tasklet_init(&budget->vpe_tasklet, vpeirq, (unsigned long) budget); - - /* frontend power on */ - if (bi->type == BUDGET_FS_ACTIVY) - saa7146_setgpio(dev, 1, SAA7146_GPIO_OUTHI); - else - saa7146_setgpio(dev, 2, SAA7146_GPIO_OUTHI); - - if (budget_register(budget) == 0) { - return 0; - } -err: - i2c_del_adapter(&budget->i2c_adap); - - vfree(budget->grabbing); - - dvb_unregister_adapter(&budget->dvb_adapter); - - return ret; -} - -int ttpci_budget_deinit(struct budget *budget) -{ - struct saa7146_dev *dev = budget->dev; - - dprintk(2, "budget: %p\n", budget); - - budget_unregister(budget); - - i2c_del_adapter(&budget->i2c_adap); - - dvb_unregister_adapter(&budget->dvb_adapter); - - tasklet_kill(&budget->vpe_tasklet); - - saa7146_pgtable_free(dev->pci, &budget->pt); - - vfree(budget->grabbing); - - return 0; -} - -void ttpci_budget_irq10_handler(struct saa7146_dev *dev, u32 * isr) -{ - struct budget *budget = (struct budget *) dev->ext_priv; - - dprintk(8, "dev: %p, budget: %p\n", dev, budget); - - if (*isr & MASK_10) - tasklet_schedule(&budget->vpe_tasklet); -} - -void ttpci_budget_set_video_port(struct saa7146_dev *dev, int video_port) -{ - struct budget *budget = (struct budget *) dev->ext_priv; - - spin_lock(&budget->feedlock); - budget->video_port = video_port; - if (budget->feeding) { - int oldfeeding = budget->feeding; - budget->feeding = 1; - stop_ts_capture(budget); - start_ts_capture(budget); - budget->feeding = oldfeeding; - } - spin_unlock(&budget->feedlock); -} - -EXPORT_SYMBOL_GPL(ttpci_budget_debiread); -EXPORT_SYMBOL_GPL(ttpci_budget_debiwrite); -EXPORT_SYMBOL_GPL(ttpci_budget_init); -EXPORT_SYMBOL_GPL(ttpci_budget_deinit); -EXPORT_SYMBOL_GPL(ttpci_budget_irq10_handler); -EXPORT_SYMBOL_GPL(ttpci_budget_set_video_port); -EXPORT_SYMBOL_GPL(budget_debug); - -MODULE_LICENSE("GPL"); |