diff options
Diffstat (limited to 'drivers/media/video/saa7164/saa7164-api.c')
| -rw-r--r-- | drivers/media/video/saa7164/saa7164-api.c | 601 |
1 files changed, 0 insertions, 601 deletions
diff --git a/drivers/media/video/saa7164/saa7164-api.c b/drivers/media/video/saa7164/saa7164-api.c deleted file mode 100644 index 3f1262b00cc..00000000000 --- a/drivers/media/video/saa7164/saa7164-api.c +++ /dev/null @@ -1,601 +0,0 @@ -/* - * Driver for the NXP SAA7164 PCIe bridge - * - * Copyright (c) 2009 Steven Toth <stoth@kernellabs.com> - * - * 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., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/wait.h> -#include <linux/slab.h> - -#include "saa7164.h" - -int saa7164_api_transition_port(struct saa7164_tsport *port, u8 mode) -{ - int ret; - - ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid, SET_CUR, - SAA_STATE_CONTROL, sizeof(mode), &mode); - if (ret != SAA_OK) - printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret); - - return ret; -} - -int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version) -{ - int ret; - - ret = saa7164_cmd_send(dev, 0, GET_CUR, - GET_FW_VERSION_CONTROL, sizeof(u32), version); - if (ret != SAA_OK) - printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret); - - return ret; -} - -int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen) -{ - u8 reg[] = { 0x0f, 0x00 }; - - if (buflen < 128) - return -ENOMEM; - - /* Assumption: Hauppauge eeprom is at 0xa0 on on bus 0 */ - /* TODO: Pull the details from the boards struct */ - return saa7164_api_i2c_read(&dev->i2c_bus[0], 0xa0 >> 1, sizeof(reg), - ®[0], 128, buf); -} - - -int saa7164_api_configure_port_mpeg2ts(struct saa7164_dev *dev, - struct saa7164_tsport *port, - tmComResTSFormatDescrHeader_t *tsfmt) -{ - dprintk(DBGLVL_API, " bFormatIndex = 0x%x\n", tsfmt->bFormatIndex); - dprintk(DBGLVL_API, " bDataOffset = 0x%x\n", tsfmt->bDataOffset); - dprintk(DBGLVL_API, " bPacketLength= 0x%x\n", tsfmt->bPacketLength); - dprintk(DBGLVL_API, " bStrideLength= 0x%x\n", tsfmt->bStrideLength); - dprintk(DBGLVL_API, " bguid = (....)\n"); - - /* Cache the hardware configuration in the port */ - - port->bufcounter = port->hwcfg.BARLocation; - port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32)); - port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32)); - port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32)); - port->bufptr32l = port->hwcfg.BARLocation + - (4 * sizeof(u32)) + - (sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32); - port->bufptr32h = port->hwcfg.BARLocation + - (4 * sizeof(u32)) + - (sizeof(u32) * port->hwcfg.buffercount); - port->bufptr64 = port->hwcfg.BARLocation + - (4 * sizeof(u32)) + - (sizeof(u32) * port->hwcfg.buffercount); - dprintk(DBGLVL_API, " = port->hwcfg.BARLocation = 0x%x\n", - port->hwcfg.BARLocation); - - dprintk(DBGLVL_API, " = VS_FORMAT_MPEGTS (becomes dev->ts[%d])\n", - port->nr); - - return 0; -} - -int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len) -{ - struct saa7164_tsport *port = 0; - u32 idx, next_offset; - int i; - tmComResDescrHeader_t *hdr, *t; - tmComResExtDevDescrHeader_t *exthdr; - tmComResPathDescrHeader_t *pathhdr; - tmComResAntTermDescrHeader_t *anttermhdr; - tmComResTunerDescrHeader_t *tunerunithdr; - tmComResDMATermDescrHeader_t *vcoutputtermhdr; - tmComResTSFormatDescrHeader_t *tsfmt; - u32 currpath = 0; - - dprintk(DBGLVL_API, - "%s(?,?,%d) sizeof(tmComResDescrHeader_t) = %d bytes\n", - __func__, len, (u32)sizeof(tmComResDescrHeader_t)); - - for (idx = 0; idx < (len - sizeof(tmComResDescrHeader_t)); ) { - - hdr = (tmComResDescrHeader_t *)(buf + idx); - - if (hdr->type != CS_INTERFACE) - return SAA_ERR_NOT_SUPPORTED; - - dprintk(DBGLVL_API, "@ 0x%x = \n", idx); - switch (hdr->subtype) { - case GENERAL_REQUEST: - dprintk(DBGLVL_API, " GENERAL_REQUEST\n"); - break; - case VC_TUNER_PATH: - dprintk(DBGLVL_API, " VC_TUNER_PATH\n"); - pathhdr = (tmComResPathDescrHeader_t *)(buf + idx); - dprintk(DBGLVL_API, " pathid = 0x%x\n", - pathhdr->pathid); - currpath = pathhdr->pathid; - break; - case VC_INPUT_TERMINAL: - dprintk(DBGLVL_API, " VC_INPUT_TERMINAL\n"); - anttermhdr = - (tmComResAntTermDescrHeader_t *)(buf + idx); - dprintk(DBGLVL_API, " terminalid = 0x%x\n", - anttermhdr->terminalid); - dprintk(DBGLVL_API, " terminaltype = 0x%x\n", - anttermhdr->terminaltype); - switch (anttermhdr->terminaltype) { - case ITT_ANTENNA: - dprintk(DBGLVL_API, " = ITT_ANTENNA\n"); - break; - case LINE_CONNECTOR: - dprintk(DBGLVL_API, " = LINE_CONNECTOR\n"); - break; - case SPDIF_CONNECTOR: - dprintk(DBGLVL_API, " = SPDIF_CONNECTOR\n"); - break; - case COMPOSITE_CONNECTOR: - dprintk(DBGLVL_API, - " = COMPOSITE_CONNECTOR\n"); - break; - case SVIDEO_CONNECTOR: - dprintk(DBGLVL_API, " = SVIDEO_CONNECTOR\n"); - break; - case COMPONENT_CONNECTOR: - dprintk(DBGLVL_API, - " = COMPONENT_CONNECTOR\n"); - break; - case STANDARD_DMA: - dprintk(DBGLVL_API, " = STANDARD_DMA\n"); - break; - default: - dprintk(DBGLVL_API, " = undefined (0x%x)\n", - anttermhdr->terminaltype); - } - dprintk(DBGLVL_API, " assocterminal= 0x%x\n", - anttermhdr->assocterminal); - dprintk(DBGLVL_API, " iterminal = 0x%x\n", - anttermhdr->iterminal); - dprintk(DBGLVL_API, " controlsize = 0x%x\n", - anttermhdr->controlsize); - break; - case VC_OUTPUT_TERMINAL: - dprintk(DBGLVL_API, " VC_OUTPUT_TERMINAL\n"); - vcoutputtermhdr = - (tmComResDMATermDescrHeader_t *)(buf + idx); - dprintk(DBGLVL_API, " unitid = 0x%x\n", - vcoutputtermhdr->unitid); - dprintk(DBGLVL_API, " terminaltype = 0x%x\n", - vcoutputtermhdr->terminaltype); - switch (vcoutputtermhdr->terminaltype) { - case ITT_ANTENNA: - dprintk(DBGLVL_API, " = ITT_ANTENNA\n"); - break; - case LINE_CONNECTOR: - dprintk(DBGLVL_API, " = LINE_CONNECTOR\n"); - break; - case SPDIF_CONNECTOR: - dprintk(DBGLVL_API, " = SPDIF_CONNECTOR\n"); - break; - case COMPOSITE_CONNECTOR: - dprintk(DBGLVL_API, - " = COMPOSITE_CONNECTOR\n"); - break; - case SVIDEO_CONNECTOR: - dprintk(DBGLVL_API, " = SVIDEO_CONNECTOR\n"); - break; - case COMPONENT_CONNECTOR: - dprintk(DBGLVL_API, - " = COMPONENT_CONNECTOR\n"); - break; - case STANDARD_DMA: - dprintk(DBGLVL_API, " = STANDARD_DMA\n"); - break; - default: - dprintk(DBGLVL_API, " = undefined (0x%x)\n", - vcoutputtermhdr->terminaltype); - } - dprintk(DBGLVL_API, " assocterminal= 0x%x\n", - vcoutputtermhdr->assocterminal); - dprintk(DBGLVL_API, " sourceid = 0x%x\n", - vcoutputtermhdr->sourceid); - dprintk(DBGLVL_API, " iterminal = 0x%x\n", - vcoutputtermhdr->iterminal); - dprintk(DBGLVL_API, " BARLocation = 0x%x\n", - vcoutputtermhdr->BARLocation); - dprintk(DBGLVL_API, " flags = 0x%x\n", - vcoutputtermhdr->flags); - dprintk(DBGLVL_API, " interruptid = 0x%x\n", - vcoutputtermhdr->interruptid); - dprintk(DBGLVL_API, " buffercount = 0x%x\n", - vcoutputtermhdr->buffercount); - dprintk(DBGLVL_API, " metadatasize = 0x%x\n", - vcoutputtermhdr->metadatasize); - dprintk(DBGLVL_API, " controlsize = 0x%x\n", - vcoutputtermhdr->controlsize); - dprintk(DBGLVL_API, " numformats = 0x%x\n", - vcoutputtermhdr->numformats); - - t = (tmComResDescrHeader_t *) - ((tmComResDMATermDescrHeader_t *)(buf + idx)); - next_offset = idx + (vcoutputtermhdr->len); - for (i = 0; i < vcoutputtermhdr->numformats; i++) { - t = (tmComResDescrHeader_t *) - (buf + next_offset); - switch (t->subtype) { - case VS_FORMAT_MPEG2TS: - tsfmt = - (tmComResTSFormatDescrHeader_t *)t; - if (currpath == 1) - port = &dev->ts1; - else - port = &dev->ts2; - memcpy(&port->hwcfg, vcoutputtermhdr, - sizeof(*vcoutputtermhdr)); - saa7164_api_configure_port_mpeg2ts(dev, - port, tsfmt); - break; - case VS_FORMAT_MPEG2PS: - dprintk(DBGLVL_API, - " = VS_FORMAT_MPEG2PS\n"); - break; - case VS_FORMAT_VBI: - dprintk(DBGLVL_API, - " = VS_FORMAT_VBI\n"); - break; - case VS_FORMAT_RDS: - dprintk(DBGLVL_API, - " = VS_FORMAT_RDS\n"); - break; - case VS_FORMAT_UNCOMPRESSED: - dprintk(DBGLVL_API, - " = VS_FORMAT_UNCOMPRESSED\n"); - break; - case VS_FORMAT_TYPE: - dprintk(DBGLVL_API, - " = VS_FORMAT_TYPE\n"); - break; - default: - dprintk(DBGLVL_API, - " = undefined (0x%x)\n", - t->subtype); - } - next_offset += t->len; - } - - break; - case TUNER_UNIT: - dprintk(DBGLVL_API, " TUNER_UNIT\n"); - tunerunithdr = - (tmComResTunerDescrHeader_t *)(buf + idx); - dprintk(DBGLVL_API, " unitid = 0x%x\n", - tunerunithdr->unitid); - dprintk(DBGLVL_API, " sourceid = 0x%x\n", - tunerunithdr->sourceid); - dprintk(DBGLVL_API, " iunit = 0x%x\n", - tunerunithdr->iunit); - dprintk(DBGLVL_API, " tuningstandards = 0x%x\n", - tunerunithdr->tuningstandards); - dprintk(DBGLVL_API, " controlsize = 0x%x\n", - tunerunithdr->controlsize); - dprintk(DBGLVL_API, " controls = 0x%x\n", - tunerunithdr->controls); - break; - case VC_SELECTOR_UNIT: - dprintk(DBGLVL_API, " VC_SELECTOR_UNIT\n"); - break; - case VC_PROCESSING_UNIT: - dprintk(DBGLVL_API, " VC_PROCESSING_UNIT\n"); - break; - case FEATURE_UNIT: - dprintk(DBGLVL_API, " FEATURE_UNIT\n"); - break; - case ENCODER_UNIT: - dprintk(DBGLVL_API, " ENCODER_UNIT\n"); - break; - case EXTENSION_UNIT: - dprintk(DBGLVL_API, " EXTENSION_UNIT\n"); - exthdr = (tmComResExtDevDescrHeader_t *)(buf + idx); - dprintk(DBGLVL_API, " unitid = 0x%x\n", - exthdr->unitid); - dprintk(DBGLVL_API, " deviceid = 0x%x\n", - exthdr->deviceid); - dprintk(DBGLVL_API, " devicetype = 0x%x\n", - exthdr->devicetype); - if (exthdr->devicetype & 0x1) - dprintk(DBGLVL_API, " = Decoder Device\n"); - if (exthdr->devicetype & 0x2) - dprintk(DBGLVL_API, " = GPIO Source\n"); - if (exthdr->devicetype & 0x4) - dprintk(DBGLVL_API, " = Video Decoder\n"); - if (exthdr->devicetype & 0x8) - dprintk(DBGLVL_API, " = Audio Decoder\n"); - if (exthdr->devicetype & 0x20) - dprintk(DBGLVL_API, " = Crossbar\n"); - if (exthdr->devicetype & 0x40) - dprintk(DBGLVL_API, " = Tuner\n"); - if (exthdr->devicetype & 0x80) - dprintk(DBGLVL_API, " = IF PLL\n"); - if (exthdr->devicetype & 0x100) - dprintk(DBGLVL_API, " = Demodulator\n"); - if (exthdr->devicetype & 0x200) - dprintk(DBGLVL_API, " = RDS Decoder\n"); - if (exthdr->devicetype & 0x400) - dprintk(DBGLVL_API, " = Encoder\n"); - if (exthdr->devicetype & 0x800) - dprintk(DBGLVL_API, " = IR Decoder\n"); - if (exthdr->devicetype & 0x1000) - dprintk(DBGLVL_API, " = EEPROM\n"); - if (exthdr->devicetype & 0x2000) - dprintk(DBGLVL_API, - " = VBI Decoder\n"); - if (exthdr->devicetype & 0x10000) - dprintk(DBGLVL_API, - " = Streaming Device\n"); - if (exthdr->devicetype & 0x20000) - dprintk(DBGLVL_API, - " = DRM Device\n"); - if (exthdr->devicetype & 0x40000000) - dprintk(DBGLVL_API, - " = Generic Device\n"); - if (exthdr->devicetype & 0x80000000) - dprintk(DBGLVL_API, - " = Config Space Device\n"); - dprintk(DBGLVL_API, " numgpiopins = 0x%x\n", - exthdr->numgpiopins); - dprintk(DBGLVL_API, " numgpiogroups = 0x%x\n", - exthdr->numgpiogroups); - dprintk(DBGLVL_API, " controlsize = 0x%x\n", - exthdr->controlsize); - break; - case PVC_INFRARED_UNIT: - dprintk(DBGLVL_API, " PVC_INFRARED_UNIT\n"); - break; - case DRM_UNIT: - dprintk(DBGLVL_API, " DRM_UNIT\n"); - break; - default: - dprintk(DBGLVL_API, "default %d\n", hdr->subtype); - } - - dprintk(DBGLVL_API, " 1.%x\n", hdr->len); - dprintk(DBGLVL_API, " 2.%x\n", hdr->type); - dprintk(DBGLVL_API, " 3.%x\n", hdr->subtype); - dprintk(DBGLVL_API, " 4.%x\n", hdr->unitid); - - idx += hdr->len; - } - - return 0; -} - -int saa7164_api_enum_subdevs(struct saa7164_dev *dev) -{ - int ret; - u32 buflen = 0; - u8 *buf; - - dprintk(DBGLVL_API, "%s()\n", __func__); - - /* Get the total descriptor length */ - ret = saa7164_cmd_send(dev, 0, GET_LEN, - GET_DESCRIPTORS_CONTROL, sizeof(buflen), &buflen); - if (ret != SAA_OK) - printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret); - - dprintk(DBGLVL_API, "%s() total descriptor size = %d bytes.\n", - __func__, buflen); - - /* Allocate enough storage for all of the descs */ - buf = kzalloc(buflen, GFP_KERNEL); - if (buf == NULL) - return SAA_ERR_NO_RESOURCES; - - /* Retrieve them */ - ret = saa7164_cmd_send(dev, 0, GET_CUR, - GET_DESCRIPTORS_CONTROL, buflen, buf); - if (ret != SAA_OK) { - printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret); - goto out; - } - - if (saa_debug & DBGLVL_API) - saa7164_dumphex16(dev, buf, (buflen/16)*16); - - saa7164_api_dump_subdevs(dev, buf, buflen); - -out: - kfree(buf); - return ret; -} - -int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg, - u32 datalen, u8 *data) -{ - struct saa7164_dev *dev = bus->dev; - u16 len = 0; - int unitid; - u32 regval; - u8 buf[256]; - int ret; - - dprintk(DBGLVL_API, "%s()\n", __func__); - - if (reglen > 4) - return -EIO; - - if (reglen == 1) - regval = *(reg); - else - if (reglen == 2) - regval = ((*(reg) << 8) || *(reg+1)); - else - if (reglen == 3) - regval = ((*(reg) << 16) | (*(reg+1) << 8) | *(reg+2)); - else - if (reglen == 4) - regval = ((*(reg) << 24) | (*(reg+1) << 16) | - (*(reg+2) << 8) | *(reg+3)); - - /* Prepare the send buffer */ - /* Bytes 00-03 source register length - * 04-07 source bytes to read - * 08... register address - */ - memset(buf, 0, sizeof(buf)); - memcpy((buf + 2 * sizeof(u32) + 0), reg, reglen); - *((u32 *)(buf + 0 * sizeof(u32))) = reglen; - *((u32 *)(buf + 1 * sizeof(u32))) = datalen; - - unitid = saa7164_i2caddr_to_unitid(bus, addr); - if (unitid < 0) { - printk(KERN_ERR - "%s() error, cannot translate regaddr 0x%x to unitid\n", - __func__, addr); - return -EIO; - } - - ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN, - EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len); - if (ret != SAA_OK) { - printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret); - return -EIO; - } - - dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len); - - if (saa_debug & DBGLVL_I2C) - saa7164_dumphex16(dev, buf, 2 * 16); - - ret = saa7164_cmd_send(bus->dev, unitid, GET_CUR, - EXU_REGISTER_ACCESS_CONTROL, len, &buf); - if (ret != SAA_OK) - printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret); - else { - if (saa_debug & DBGLVL_I2C) - saa7164_dumphex16(dev, buf, sizeof(buf)); - memcpy(data, (buf + 2 * sizeof(u32) + reglen), datalen); - } - - return ret == SAA_OK ? 0 : -EIO; -} - -/* For a given 8 bit i2c address device, write the buffer */ -int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr, u32 datalen, - u8 *data) -{ - struct saa7164_dev *dev = bus->dev; - u16 len = 0; - int unitid; - int reglen; - u8 buf[256]; - int ret; - - dprintk(DBGLVL_API, "%s()\n", __func__); - - if ((datalen == 0) || (datalen > 232)) - return -EIO; - - memset(buf, 0, sizeof(buf)); - - unitid = saa7164_i2caddr_to_unitid(bus, addr); - if (unitid < 0) { - printk(KERN_ERR - "%s() error, cannot translate regaddr 0x%x to unitid\n", - __func__, addr); - return -EIO; - } - - reglen = saa7164_i2caddr_to_reglen(bus, addr); - if (reglen < 0) { - printk(KERN_ERR - "%s() error, cannot translate regaddr to reglen\n", - __func__); - return -EIO; - } - - ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN, - EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len); - if (ret != SAA_OK) { - printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret); - return -EIO; - } - - dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len); - - /* Prepare the send buffer */ - /* Bytes 00-03 dest register length - * 04-07 dest bytes to write - * 08... register address - */ - *((u32 *)(buf + 0 * sizeof(u32))) = reglen; - *((u32 *)(buf + 1 * sizeof(u32))) = datalen - reglen; - memcpy((buf + 2 * sizeof(u32)), data, datalen); - - if (saa_debug & DBGLVL_I2C) - saa7164_dumphex16(dev, buf, sizeof(buf)); - - ret = saa7164_cmd_send(bus->dev, unitid, SET_CUR, - EXU_REGISTER_ACCESS_CONTROL, len, &buf); - if (ret != SAA_OK) - printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret); - - return ret == SAA_OK ? 0 : -EIO; -} - - -int saa7164_api_modify_gpio(struct saa7164_dev *dev, u8 unitid, - u8 pin, u8 state) -{ - int ret; - tmComResGPIO_t t; - - dprintk(DBGLVL_API, "%s(0x%x, %d, %d)\n", - __func__, unitid, pin, state); - - if ((pin > 7) || (state > 2)) - return SAA_ERR_BAD_PARAMETER; - - t.pin = pin; - t.state = state; - - ret = saa7164_cmd_send(dev, unitid, SET_CUR, - EXU_GPIO_CONTROL, sizeof(t), &t); - if (ret != SAA_OK) - printk(KERN_ERR "%s() error, ret = 0x%x\n", - __func__, ret); - - return ret; -} - -int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid, - u8 pin) -{ - return saa7164_api_modify_gpio(dev, unitid, pin, 1); -} - -int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid, - u8 pin) -{ - return saa7164_api_modify_gpio(dev, unitid, pin, 0); -} - - - |
