diff options
Diffstat (limited to 'drivers/media/pci/ddbridge/ddbridge-core.c')
| -rw-r--r-- | drivers/media/pci/ddbridge/ddbridge-core.c | 3753 |
1 files changed, 2731 insertions, 1022 deletions
diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c b/drivers/media/pci/ddbridge/ddbridge-core.c index 36e34522b9a8..40e6c873c36d 100644 --- a/drivers/media/pci/ddbridge/ddbridge-core.c +++ b/drivers/media/pci/ddbridge/ddbridge-core.c @@ -1,24 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* - * ddbridge.c: Digital Devices PCIe bridge driver + * ddbridge-core.c: Digital Devices bridge core functions * - * Copyright (C) 2010-2011 Digital Devices GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 only, as published by the Free Software Foundation. - * - * - * 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., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA - * Or, point your browser to http://www.gnu.org/copyleft/gpl.html + * Copyright (C) 2010-2017 Digital Devices GmbH + * Marcus Metzler <mocm@metzlerbros.de> + * Ralph Metzler <rjkm@metzlerbros.de> */ #include <linux/module.h> @@ -34,455 +20,623 @@ #include <linux/i2c.h> #include <linux/swab.h> #include <linux/vmalloc.h> -#include "ddbridge.h" +#include "ddbridge.h" +#include "ddbridge-i2c.h" #include "ddbridge-regs.h" +#include "ddbridge-max.h" +#include "ddbridge-ci.h" +#include "ddbridge-io.h" #include "tda18271c2dd.h" #include "stv6110x.h" #include "stv090x.h" #include "lnbh24.h" #include "drxk.h" +#include "stv0367.h" +#include "stv0367_priv.h" +#include "cxd2841er.h" +#include "tda18212.h" +#include "stv0910.h" +#include "stv6111.h" +#include "lnbh25.h" +#include "cxd2099.h" +#include "ddbridge-dummy-fe.h" + +/****************************************************************************/ + +#define DDB_MAX_ADAPTER 64 + +/****************************************************************************/ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); -/* MSI had problems with lost interrupts, fixed but needs testing */ -#undef CONFIG_PCI_MSI +static int adapter_alloc; +module_param(adapter_alloc, int, 0444); +MODULE_PARM_DESC(adapter_alloc, + "0-one adapter per io, 1-one per tab with io, 2-one per tab, 3-one for all"); -/******************************************************************************/ +static int ci_bitrate = 70000; +module_param(ci_bitrate, int, 0444); +MODULE_PARM_DESC(ci_bitrate, " Bitrate in KHz for output to CI."); -static int i2c_read(struct i2c_adapter *adapter, u8 adr, u8 *val) -{ - struct i2c_msg msgs[1] = {{.addr = adr, .flags = I2C_M_RD, - .buf = val, .len = 1 } }; - return (i2c_transfer(adapter, msgs, 1) == 1) ? 0 : -1; -} +static int ts_loop = -1; +module_param(ts_loop, int, 0444); +MODULE_PARM_DESC(ts_loop, "TS in/out test loop on port ts_loop"); -static int i2c_read_reg(struct i2c_adapter *adapter, u8 adr, u8 reg, u8 *val) -{ - struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0, - .buf = ®, .len = 1 }, - {.addr = adr, .flags = I2C_M_RD, - .buf = val, .len = 1 } }; - return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1; -} +static int xo2_speed = 2; +module_param(xo2_speed, int, 0444); +MODULE_PARM_DESC(xo2_speed, "default transfer speed for xo2 based duoflex, 0=55,1=75,2=90,3=104 MBit/s, default=2, use attribute to change for individual cards"); -static int i2c_read_reg16(struct i2c_adapter *adapter, u8 adr, - u16 reg, u8 *val) -{ - u8 msg[2] = {reg>>8, reg&0xff}; - struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0, - .buf = msg, .len = 2}, - {.addr = adr, .flags = I2C_M_RD, - .buf = val, .len = 1} }; - return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1; -} +#ifdef __arm__ +static int alt_dma = 1; +#else +static int alt_dma; +#endif +module_param(alt_dma, int, 0444); +MODULE_PARM_DESC(alt_dma, "use alternative DMA buffer handling"); -static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd) -{ - struct ddb *dev = i2c->dev; - int stat; - u32 val; +static int no_init; +module_param(no_init, int, 0444); +MODULE_PARM_DESC(no_init, "do not initialize most devices"); - i2c->done = 0; - ddbwritel((adr << 9) | cmd, i2c->regs + I2C_COMMAND); - stat = wait_event_timeout(i2c->wq, i2c->done == 1, HZ); - if (stat <= 0) { - printk(KERN_ERR "I2C timeout\n"); - { /* MSI debugging*/ - u32 istat = ddbreadl(INTERRUPT_STATUS); - printk(KERN_ERR "IRS %08x\n", istat); - ddbwritel(istat, INTERRUPT_ACK); - } - return -EIO; - } - val = ddbreadl(i2c->regs+I2C_COMMAND); - if (val & 0x70000) - return -EIO; - return 0; -} +static int stv0910_single; +module_param(stv0910_single, int, 0444); +MODULE_PARM_DESC(stv0910_single, "use stv0910 cards as single demods"); -static int ddb_i2c_master_xfer(struct i2c_adapter *adapter, - struct i2c_msg msg[], int num) -{ - struct ddb_i2c *i2c = (struct ddb_i2c *)i2c_get_adapdata(adapter); - struct ddb *dev = i2c->dev; - u8 addr = 0; +static int dma_buf_num = 8; +module_param(dma_buf_num, int, 0444); +MODULE_PARM_DESC(dma_buf_num, "Number of DMA buffers, possible values: 8-32"); - if (num) - addr = msg[0].addr; +static int dma_buf_size = 21; +module_param(dma_buf_size, int, 0444); +MODULE_PARM_DESC(dma_buf_size, + "DMA buffer size as multiple of 128*47, possible values: 1-43"); - if (num == 2 && msg[1].flags & I2C_M_RD && - !(msg[0].flags & I2C_M_RD)) { - memcpy_toio(dev->regs + I2C_TASKMEM_BASE + i2c->wbuf, - msg[0].buf, msg[0].len); - ddbwritel(msg[0].len|(msg[1].len << 16), - i2c->regs+I2C_TASKLENGTH); - if (!ddb_i2c_cmd(i2c, addr, 1)) { - memcpy_fromio(msg[1].buf, - dev->regs + I2C_TASKMEM_BASE + i2c->rbuf, - msg[1].len); - return num; - } - } +static int dummy_tuner; +module_param(dummy_tuner, int, 0444); +MODULE_PARM_DESC(dummy_tuner, + "attach dummy tuner to port 0 on Octopus V3 or Octopus Mini cards"); - if (num == 1 && !(msg[0].flags & I2C_M_RD)) { - ddbcpyto(I2C_TASKMEM_BASE + i2c->wbuf, msg[0].buf, msg[0].len); - ddbwritel(msg[0].len, i2c->regs + I2C_TASKLENGTH); - if (!ddb_i2c_cmd(i2c, addr, 2)) - return num; - } - if (num == 1 && (msg[0].flags & I2C_M_RD)) { - ddbwritel(msg[0].len << 16, i2c->regs + I2C_TASKLENGTH); - if (!ddb_i2c_cmd(i2c, addr, 3)) { - ddbcpyfrom(msg[0].buf, - I2C_TASKMEM_BASE + i2c->rbuf, msg[0].len); - return num; - } - } - return -EIO; -} +/****************************************************************************/ + +static DEFINE_MUTEX(redirect_lock); +static struct workqueue_struct *ddb_wq; -static u32 ddb_i2c_functionality(struct i2c_adapter *adap) +static struct ddb *ddbs[DDB_MAX_ADAPTER]; + +/****************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ + +struct ddb_irq *ddb_irq_set(struct ddb *dev, u32 link, u32 nr, + void (*handler)(void *), void *data) { - return I2C_FUNC_SMBUS_EMUL; -} + struct ddb_irq *irq = &dev->link[link].irq[nr]; -struct i2c_algorithm ddb_i2c_algo = { - .master_xfer = ddb_i2c_master_xfer, - .functionality = ddb_i2c_functionality, -}; + irq->handler = handler; + irq->data = data; + return irq; +} -static void ddb_i2c_release(struct ddb *dev) +static void ddb_set_dma_table(struct ddb_io *io) { - int i; - struct ddb_i2c *i2c; - struct i2c_adapter *adap; + struct ddb *dev = io->port->dev; + struct ddb_dma *dma = io->dma; + u32 i; + u64 mem; - for (i = 0; i < dev->info->port_num; i++) { - i2c = &dev->i2c[i]; - adap = &i2c->adap; - i2c_del_adapter(adap); + if (!dma) + return; + for (i = 0; i < dma->num; i++) { + mem = dma->pbuf[i]; + ddbwritel(dev, mem & 0xffffffff, dma->bufregs + i * 8); + ddbwritel(dev, mem >> 32, dma->bufregs + i * 8 + 4); } + dma->bufval = ((dma->div & 0x0f) << 16) | + ((dma->num & 0x1f) << 11) | + ((dma->size >> 7) & 0x7ff); } -static int ddb_i2c_init(struct ddb *dev) +static void ddb_set_dma_tables(struct ddb *dev) { - int i, j, stat = 0; - struct ddb_i2c *i2c; - struct i2c_adapter *adap; + u32 i; - for (i = 0; i < dev->info->port_num; i++) { - i2c = &dev->i2c[i]; - i2c->dev = dev; - i2c->nr = i; - i2c->wbuf = i * (I2C_TASKMEM_SIZE / 4); - i2c->rbuf = i2c->wbuf + (I2C_TASKMEM_SIZE / 8); - i2c->regs = 0x80 + i * 0x20; - ddbwritel(I2C_SPEED_100, i2c->regs + I2C_TIMING); - ddbwritel((i2c->rbuf << 16) | i2c->wbuf, - i2c->regs + I2C_TASKADDRESS); - init_waitqueue_head(&i2c->wq); - - adap = &i2c->adap; - i2c_set_adapdata(adap, i2c); -#ifdef I2C_ADAP_CLASS_TV_DIGITAL - adap->class = I2C_ADAP_CLASS_TV_DIGITAL|I2C_CLASS_TV_ANALOG; -#else -#ifdef I2C_CLASS_TV_ANALOG - adap->class = I2C_CLASS_TV_ANALOG; -#endif -#endif - strcpy(adap->name, "ddbridge"); - adap->algo = &ddb_i2c_algo; - adap->algo_data = (void *)i2c; - adap->dev.parent = &dev->pdev->dev; - stat = i2c_add_adapter(adap); - if (stat) - break; + for (i = 0; i < DDB_MAX_PORT; i++) { + if (dev->port[i].input[0]) + ddb_set_dma_table(dev->port[i].input[0]); + if (dev->port[i].input[1]) + ddb_set_dma_table(dev->port[i].input[1]); + if (dev->port[i].output) + ddb_set_dma_table(dev->port[i].output); } - if (stat) - for (j = 0; j < i; j++) { - i2c = &dev->i2c[j]; - adap = &i2c->adap; - i2c_del_adapter(adap); - } - return stat; } +/****************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ -/******************************************************************************/ -/******************************************************************************/ -/******************************************************************************/ - -#if 0 -static void set_table(struct ddb *dev, u32 off, - dma_addr_t *pbuf, u32 num) +static void ddb_redirect_dma(struct ddb *dev, + struct ddb_dma *sdma, + struct ddb_dma *ddma) { u32 i, base; u64 mem; - base = DMA_BASE_ADDRESS_TABLE + off; - for (i = 0; i < num; i++) { - mem = pbuf[i]; - ddbwritel(mem & 0xffffffff, base + i * 8); - ddbwritel(mem >> 32, base + i * 8 + 4); + sdma->bufval = ddma->bufval; + base = sdma->bufregs; + for (i = 0; i < ddma->num; i++) { + mem = ddma->pbuf[i]; + ddbwritel(dev, mem & 0xffffffff, base + i * 8); + ddbwritel(dev, mem >> 32, base + i * 8 + 4); } } -#endif -static void ddb_address_table(struct ddb *dev) +static int ddb_unredirect(struct ddb_port *port) { - u32 i, j, base; - u64 mem; - dma_addr_t *pbuf; - - for (i = 0; i < dev->info->port_num * 2; i++) { - base = DMA_BASE_ADDRESS_TABLE + i * 0x100; - pbuf = dev->input[i].pbuf; - for (j = 0; j < dev->input[i].dma_buf_num; j++) { - mem = pbuf[j]; - ddbwritel(mem & 0xffffffff, base + j * 8); - ddbwritel(mem >> 32, base + j * 8 + 4); + struct ddb_input *oredi, *iredi = NULL; + struct ddb_output *iredo = NULL; + + /* dev_info(port->dev->dev, + * "unredirect %d.%d\n", port->dev->nr, port->nr); + */ + mutex_lock(&redirect_lock); + if (port->output->dma->running) { + mutex_unlock(&redirect_lock); + return -EBUSY; + } + oredi = port->output->redi; + if (!oredi) + goto done; + if (port->input[0]) { + iredi = port->input[0]->redi; + iredo = port->input[0]->redo; + + if (iredo) { + iredo->port->output->redi = oredi; + if (iredo->port->input[0]) { + iredo->port->input[0]->redi = iredi; + ddb_redirect_dma(oredi->port->dev, + oredi->dma, iredo->dma); + } + port->input[0]->redo = NULL; + ddb_set_dma_table(port->input[0]); } + oredi->redi = iredi; + port->input[0]->redi = NULL; } - for (i = 0; i < dev->info->port_num; i++) { - base = DMA_BASE_ADDRESS_TABLE + 0x800 + i * 0x100; - pbuf = dev->output[i].pbuf; - for (j = 0; j < dev->output[i].dma_buf_num; j++) { - mem = pbuf[j]; - ddbwritel(mem & 0xffffffff, base + j * 8); - ddbwritel(mem >> 32, base + j * 8 + 4); + oredi->redo = NULL; + port->output->redi = NULL; + + ddb_set_dma_table(oredi); +done: + mutex_unlock(&redirect_lock); + return 0; +} + +static int ddb_redirect(u32 i, u32 p) +{ + struct ddb *idev = ddbs[(i >> 4) & 0x3f]; + struct ddb_input *input, *input2; + struct ddb *pdev = ddbs[(p >> 4) & 0x3f]; + struct ddb_port *port; + + if (!idev || !pdev) + return -EINVAL; + if (!idev->has_dma || !pdev->has_dma) + return -EINVAL; + + port = &pdev->port[p & 0x0f]; + if (!port->output) + return -EINVAL; + if (ddb_unredirect(port)) + return -EBUSY; + + if (i == 8) + return 0; + + input = &idev->input[i & 7]; + if (!input) + return -EINVAL; + + mutex_lock(&redirect_lock); + if (port->output->dma->running || input->dma->running) { + mutex_unlock(&redirect_lock); + return -EBUSY; + } + input2 = port->input[0]; + if (input2) { + if (input->redi) { + input2->redi = input->redi; + input->redi = NULL; + } else { + input2->redi = input; } } + input->redo = port->output; + port->output->redi = input; + + ddb_redirect_dma(input->port->dev, input->dma, port->output->dma); + mutex_unlock(&redirect_lock); + return 0; } -static void io_free(struct pci_dev *pdev, u8 **vbuf, - dma_addr_t *pbuf, u32 size, int num) +/****************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ + +static void dma_free(struct pci_dev *pdev, struct ddb_dma *dma, int dir) { int i; - for (i = 0; i < num; i++) { - if (vbuf[i]) { - pci_free_consistent(pdev, size, vbuf[i], pbuf[i]); - vbuf[i] = 0; + if (!dma) + return; + for (i = 0; i < dma->num; i++) { + if (dma->vbuf[i]) { + if (alt_dma) { + dma_unmap_single(&pdev->dev, dma->pbuf[i], + dma->size, + dir ? DMA_TO_DEVICE : + DMA_FROM_DEVICE); + kfree(dma->vbuf[i]); + dma->vbuf[i] = NULL; + } else { + dma_free_coherent(&pdev->dev, dma->size, + dma->vbuf[i], dma->pbuf[i]); + } + + dma->vbuf[i] = NULL; } } } -static int io_alloc(struct pci_dev *pdev, u8 **vbuf, - dma_addr_t *pbuf, u32 size, int num) +static int dma_alloc(struct pci_dev *pdev, struct ddb_dma *dma, int dir) { int i; - for (i = 0; i < num; i++) { - vbuf[i] = pci_alloc_consistent(pdev, size, &pbuf[i]); - if (!vbuf[i]) - return -ENOMEM; + if (!dma) + return 0; + for (i = 0; i < dma->num; i++) { + if (alt_dma) { + dma->vbuf[i] = kmalloc(dma->size, __GFP_RETRY_MAYFAIL); + if (!dma->vbuf[i]) + return -ENOMEM; + dma->pbuf[i] = dma_map_single(&pdev->dev, + dma->vbuf[i], + dma->size, + dir ? DMA_TO_DEVICE : + DMA_FROM_DEVICE); + if (dma_mapping_error(&pdev->dev, dma->pbuf[i])) { + kfree(dma->vbuf[i]); + dma->vbuf[i] = NULL; + return -ENOMEM; + } + } else { + dma->vbuf[i] = dma_alloc_coherent(&pdev->dev, + dma->size, + &dma->pbuf[i], + GFP_KERNEL); + if (!dma->vbuf[i]) + return -ENOMEM; + } } return 0; } -static int ddb_buffers_alloc(struct ddb *dev) +int ddb_buffers_alloc(struct ddb *dev) { int i; struct ddb_port *port; - for (i = 0; i < dev->info->port_num; i++) { + for (i = 0; i < dev->port_num; i++) { port = &dev->port[i]; switch (port->class) { case DDB_PORT_TUNER: - if (io_alloc(dev->pdev, port->input[0]->vbuf, - port->input[0]->pbuf, - port->input[0]->dma_buf_size, - port->input[0]->dma_buf_num) < 0) - return -1; - if (io_alloc(dev->pdev, port->input[1]->vbuf, - port->input[1]->pbuf, - port->input[1]->dma_buf_size, - port->input[1]->dma_buf_num) < 0) - return -1; + if (port->input[0]->dma) + if (dma_alloc(dev->pdev, port->input[0]->dma, 0) + < 0) + return -1; + if (port->input[1]->dma) + if (dma_alloc(dev->pdev, port->input[1]->dma, 0) + < 0) + return -1; break; case DDB_PORT_CI: - if (io_alloc(dev->pdev, port->input[0]->vbuf, - port->input[0]->pbuf, - port->input[0]->dma_buf_size, - port->input[0]->dma_buf_num) < 0) - return -1; - if (io_alloc(dev->pdev, port->output->vbuf, - port->output->pbuf, - port->output->dma_buf_size, - port->output->dma_buf_num) < 0) - return -1; + case DDB_PORT_LOOP: + if (port->input[0]->dma) + if (dma_alloc(dev->pdev, port->input[0]->dma, 0) + < 0) + return -1; + if (port->output->dma) + if (dma_alloc(dev->pdev, port->output->dma, 1) + < 0) + return -1; break; default: break; } } - ddb_address_table(dev); + ddb_set_dma_tables(dev); return 0; } -static void ddb_buffers_free(struct ddb *dev) +void ddb_buffers_free(struct ddb *dev) { int i; struct ddb_port *port; - for (i = 0; i < dev->info->port_num; i++) { + for (i = 0; i < dev->port_num; i++) { port = &dev->port[i]; - io_free(dev->pdev, port->input[0]->vbuf, - port->input[0]->pbuf, - port->input[0]->dma_buf_size, - port->input[0]->dma_buf_num); - io_free(dev->pdev, port->input[1]->vbuf, - port->input[1]->pbuf, - port->input[1]->dma_buf_size, - port->input[1]->dma_buf_num); - io_free(dev->pdev, port->output->vbuf, - port->output->pbuf, - port->output->dma_buf_size, - port->output->dma_buf_num); + + if (port->input[0] && port->input[0]->dma) + dma_free(dev->pdev, port->input[0]->dma, 0); + if (port->input[1] && port->input[1]->dma) + dma_free(dev->pdev, port->input[1]->dma, 0); + if (port->output && port->output->dma) + dma_free(dev->pdev, port->output->dma, 1); } } -static void ddb_input_start(struct ddb_input *input) +static void calc_con(struct ddb_output *output, u32 *con, u32 *con2, u32 flags) { - struct ddb *dev = input->port->dev; + struct ddb *dev = output->port->dev; + u32 bitrate = output->port->obr, max_bitrate = 72000; + u32 gap = 4, nco = 0; + + *con = 0x1c; + if (output->port->gap != 0xffffffff) { + flags |= 1; + gap = output->port->gap; + max_bitrate = 0; + } + if (dev->link[0].info->type == DDB_OCTOPUS_CI && output->port->nr > 1) { + *con = 0x10c; + if (dev->link[0].ids.regmapid >= 0x10003 && !(flags & 1)) { + if (!(flags & 2)) { + /* NCO */ + max_bitrate = 0; + gap = 0; + if (bitrate != 72000) { + if (bitrate >= 96000) { + *con |= 0x800; + } else { + *con |= 0x1000; + nco = (bitrate * 8192 + 71999) + / 72000; + } + } + } else { + /* Divider and gap */ + *con |= 0x1810; + if (bitrate <= 64000) { + max_bitrate = 64000; + nco = 8; + } else if (bitrate <= 72000) { + max_bitrate = 72000; + nco = 7; + } else { + max_bitrate = 96000; + nco = 5; + } + } + } else { + if (bitrate > 72000) { + *con |= 0x810; /* 96 MBit/s and gap */ + max_bitrate = 96000; + } + *con |= 0x10; /* enable gap */ + } + } + if (max_bitrate > 0) { + if (bitrate > max_bitrate) + bitrate = max_bitrate; + if (bitrate < 31000) + bitrate = 31000; + gap = ((max_bitrate - bitrate) * 94) / bitrate; + if (gap < 2) + *con &= ~0x10; /* Disable gap */ + else + gap -= 2; + if (gap > 127) + gap = 127; + } + + *con2 = (nco << 16) | gap; +} - spin_lock_irq(&input->lock); - input->cbuf = 0; - input->coff = 0; +static void ddb_output_start(struct ddb_output *output) +{ + struct ddb *dev = output->port->dev; + u32 con = 0x11c, con2 = 0; + + spin_lock_irq(&output->dma->lock); + output->dma->cbuf = 0; + output->dma->coff = 0; + output->dma->stat = 0; + ddbwritel(dev, 0, DMA_BUFFER_CONTROL(output->dma)); + + if (output->port->input[0]->port->class == DDB_PORT_LOOP) + con = (1UL << 13) | 0x14; + else + calc_con(output, &con, &con2, 0); - /* reset */ - ddbwritel(0, TS_INPUT_CONTROL(input->nr)); - ddbwritel(2, TS_INPUT_CONTROL(input->nr)); - ddbwritel(0, TS_INPUT_CONTROL(input->nr)); + ddbwritel(dev, 0, TS_CONTROL(output)); + ddbwritel(dev, 2, TS_CONTROL(output)); + ddbwritel(dev, 0, TS_CONTROL(output)); + ddbwritel(dev, con, TS_CONTROL(output)); + ddbwritel(dev, con2, TS_CONTROL2(output)); - ddbwritel((1 << 16) | - (input->dma_buf_num << 11) | - (input->dma_buf_size >> 7), - DMA_BUFFER_SIZE(input->nr)); - ddbwritel(0, DMA_BUFFER_ACK(input->nr)); + ddbwritel(dev, output->dma->bufval, + DMA_BUFFER_SIZE(output->dma)); + ddbwritel(dev, 0, DMA_BUFFER_ACK(output->dma)); + ddbwritel(dev, 1, DMA_BASE_READ); + ddbwritel(dev, 7, DMA_BUFFER_CONTROL(output->dma)); - ddbwritel(1, DMA_BASE_WRITE); - ddbwritel(3, DMA_BUFFER_CONTROL(input->nr)); - ddbwritel(9, TS_INPUT_CONTROL(input->nr)); - input->running = 1; - spin_unlock_irq(&input->lock); + ddbwritel(dev, con | 1, TS_CONTROL(output)); + + output->dma->running = 1; + spin_unlock_irq(&output->dma->lock); +} + +static void ddb_output_stop(struct ddb_output *output) +{ + struct ddb *dev = output->port->dev; + + spin_lock_irq(&output->dma->lock); + + ddbwritel(dev, 0, TS_CONTROL(output)); + + ddbwritel(dev, 0, DMA_BUFFER_CONTROL(output->dma)); + output->dma->running = 0; + spin_unlock_irq(&output->dma->lock); } static void ddb_input_stop(struct ddb_input *input) { struct ddb *dev = input->port->dev; + u32 tag = DDB_LINK_TAG(input->port->lnr); + + spin_lock_irq(&input->dma->lock); - spin_lock_irq(&input->lock); - ddbwritel(0, TS_INPUT_CONTROL(input->nr)); - ddbwritel(0, DMA_BUFFER_CONTROL(input->nr)); - input->running = 0; - spin_unlock_irq(&input->lock); + ddbwritel(dev, 0, tag | TS_CONTROL(input)); + + ddbwritel(dev, 0, DMA_BUFFER_CONTROL(input->dma)); + input->dma->running = 0; + spin_unlock_irq(&input->dma->lock); } -static void ddb_output_start(struct ddb_output *output) +static void ddb_input_start(struct ddb_input *input) { - struct ddb *dev = output->port->dev; + struct ddb *dev = input->port->dev; + + spin_lock_irq(&input->dma->lock); + input->dma->cbuf = 0; + input->dma->coff = 0; + input->dma->stat = 0; + ddbwritel(dev, 0, DMA_BUFFER_CONTROL(input->dma)); - spin_lock_irq(&output->lock); - output->cbuf = 0; - output->coff = 0; - ddbwritel(0, TS_OUTPUT_CONTROL(output->nr)); - ddbwritel(2, TS_OUTPUT_CONTROL(output->nr)); - ddbwritel(0, TS_OUTPUT_CONTROL(output->nr)); - ddbwritel(0x3c, TS_OUTPUT_CONTROL(output->nr)); - ddbwritel((1 << 16) | - (output->dma_buf_num << 11) | - (output->dma_buf_size >> 7), - DMA_BUFFER_SIZE(output->nr + 8)); - ddbwritel(0, DMA_BUFFER_ACK(output->nr + 8)); - - ddbwritel(1, DMA_BASE_READ); - ddbwritel(3, DMA_BUFFER_CONTROL(output->nr + 8)); - /* ddbwritel(0xbd, TS_OUTPUT_CONTROL(output->nr)); */ - ddbwritel(0x1d, TS_OUTPUT_CONTROL(output->nr)); - output->running = 1; - spin_unlock_irq(&output->lock); + ddbwritel(dev, 0, TS_CONTROL(input)); + ddbwritel(dev, 2, TS_CONTROL(input)); + ddbwritel(dev, 0, TS_CONTROL(input)); + + ddbwritel(dev, input->dma->bufval, + DMA_BUFFER_SIZE(input->dma)); + ddbwritel(dev, 0, DMA_BUFFER_ACK(input->dma)); + ddbwritel(dev, 1, DMA_BASE_WRITE); + ddbwritel(dev, 3, DMA_BUFFER_CONTROL(input->dma)); + + ddbwritel(dev, 0x09, TS_CONTROL(input)); + + if (input->port->type == DDB_TUNER_DUMMY) + ddbwritel(dev, 0x000fff01, TS_CONTROL2(input)); + + input->dma->running = 1; + spin_unlock_irq(&input->dma->lock); } -static void ddb_output_stop(struct ddb_output *output) +static void ddb_input_start_all(struct ddb_input *input) { - struct ddb *dev = output->port->dev; + struct ddb_input *i = input; + struct ddb_output *o; - spin_lock_irq(&output->lock); - ddbwritel(0, TS_OUTPUT_CONTROL(output->nr)); - ddbwritel(0, DMA_BUFFER_CONTROL(output->nr + 8)); - output->running = 0; - spin_unlock_irq(&output->lock); + mutex_lock(&redirect_lock); + while (i && (o = i->redo)) { + ddb_output_start(o); + i = o->port->input[0]; + if (i) + ddb_input_start(i); + } + ddb_input_start(input); + mutex_unlock(&redirect_lock); +} + +static void ddb_input_stop_all(struct ddb_input *input) +{ + struct ddb_input *i = input; + struct ddb_output *o; + + mutex_lock(&redirect_lock); + ddb_input_stop(input); + while (i && (o = i->redo)) { + ddb_output_stop(o); + i = o->port->input[0]; + if (i) + ddb_input_stop(i); + } + mutex_unlock(&redirect_lock); } static u32 ddb_output_free(struct ddb_output *output) { - u32 idx, off, stat = output->stat; + u32 idx, off, stat = output->dma->stat; s32 diff; idx = (stat >> 11) & 0x1f; off = (stat & 0x7ff) << 7; - if (output->cbuf != idx) { - if ((((output->cbuf + 1) % output->dma_buf_num) == idx) && - (output->dma_buf_size - output->coff <= 188)) + if (output->dma->cbuf != idx) { + if ((((output->dma->cbuf + 1) % output->dma->num) == idx) && + (output->dma->size - output->dma->coff <= (2 * 188))) return 0; return 188; } - diff = off - output->coff; - if (diff <= 0 || diff > 188) + diff = off - output->dma->coff; + if (diff <= 0 || diff > (2 * 188)) return 188; return 0; } static ssize_t ddb_output_write(struct ddb_output *output, - const u8 *buf, size_t count) + const __user u8 *buf, size_t count) { struct ddb *dev = output->port->dev; - u32 idx, off, stat = output->stat; + u32 idx, off, stat = output->dma->stat; u32 left = count, len; idx = (stat >> 11) & 0x1f; off = (stat & 0x7ff) << 7; while (left) { - len = output->dma_buf_size - output->coff; - if ((((output->cbuf + 1) % output->dma_buf_num) == idx) && - (off == 0)) { + len = output->dma->size - output->dma->coff; + if ((((output->dma->cbuf + 1) % output->dma->num) == idx) && + off == 0) { if (len <= 188) break; len -= 188; } - if (output->cbuf == idx) { - if (off > output->coff) { -#if 1 - len = off - output->coff; + if (output->dma->cbuf == idx) { + if (off > output->dma->coff) { + len = off - output->dma->coff; len -= (len % 188); if (len <= 188) - -#endif break; len -= 188; } } if (len > left) len = left; - if (copy_from_user(output->vbuf[output->cbuf] + output->coff, + if (copy_from_user(output->dma->vbuf[output->dma->cbuf] + + output->dma->coff, buf, len)) return -EIO; + if (alt_dma) + dma_sync_single_for_device( + dev->dev, + output->dma->pbuf[output->dma->cbuf], + output->dma->size, DMA_TO_DEVICE); left -= len; buf += len; - output->coff += len; - if (output->coff == output->dma_buf_size) { - output->coff = 0; - output->cbuf = ((output->cbuf + 1) % output->dma_buf_num); + output->dma->coff += len; + if (output->dma->coff == output->dma->size) { + output->dma->coff = 0; + output->dma->cbuf = ((output->dma->cbuf + 1) % + output->dma->num); } - ddbwritel((output->cbuf << 11) | (output->coff >> 7), - DMA_BUFFER_ACK(output->nr + 8)); + ddbwritel(dev, + (output->dma->cbuf << 11) | + (output->dma->coff >> 7), + DMA_BUFFER_ACK(output->dma)); } return count - left; } @@ -490,81 +644,231 @@ static ssize_t ddb_output_write(struct ddb_output *output, static u32 ddb_input_avail(struct ddb_input *input) { struct ddb *dev = input->port->dev; - u32 idx, off, stat = input->stat; - u32 ctrl = ddbreadl(DMA_BUFFER_CONTROL(input->nr)); + u32 idx, off, stat = input->dma->stat; + u32 ctrl = ddbreadl(dev, DMA_BUFFER_CONTROL(input->dma)); idx = (stat >> 11) & 0x1f; off = (stat & 0x7ff) << 7; if (ctrl & 4) { - printk(KERN_ERR "IA %d %d %08x\n", idx, off, ctrl); - ddbwritel(input->stat, DMA_BUFFER_ACK(input->nr)); + dev_err(dev->dev, "IA %d %d %08x\n", idx, off, ctrl); + ddbwritel(dev, stat, DMA_BUFFER_ACK(input->dma)); return 0; } - if (input->cbuf != idx) + if (input->dma->cbuf != idx) return 188; return 0; } -static ssize_t ddb_input_read(struct ddb_input *input, u8 *buf, size_t count) +static ssize_t ddb_input_read(struct ddb_input *input, + __user u8 *buf, size_t count) { struct ddb *dev = input->port->dev; u32 left = count; - u32 idx, free, stat = input->stat; + u32 idx, free, stat = input->dma->stat; int ret; idx = (stat >> 11) & 0x1f; while (left) { - if (input->cbuf == idx) + if (input->dma->cbuf == idx) return count - left; - free = input->dma_buf_size - input->coff; + free = input->dma->size - input->dma->coff; if (free > left) free = left; - ret = copy_to_user(buf, input->vbuf[input->cbuf] + - input->coff, free); + if (alt_dma) + dma_sync_single_for_cpu( + dev->dev, + input->dma->pbuf[input->dma->cbuf], + input->dma->size, DMA_FROM_DEVICE); + ret = copy_to_user(buf, input->dma->vbuf[input->dma->cbuf] + + input->dma->coff, free); if (ret) return -EFAULT; - input->coff += free; - if (input->coff == input->dma_buf_size) { - input->coff = 0; - input->cbuf = (input->cbuf+1) % input->dma_buf_num; + input->dma->coff += free; + if (input->dma->coff == input->dma->size) { + input->dma->coff = 0; + input->dma->cbuf = (input->dma->cbuf + 1) % + input->dma->num; } left -= free; - ddbwritel((input->cbuf << 11) | (input->coff >> 7), - DMA_BUFFER_ACK(input->nr)); + buf += free; + ddbwritel(dev, + (input->dma->cbuf << 11) | (input->dma->coff >> 7), + DMA_BUFFER_ACK(input->dma)); } return count; } -/******************************************************************************/ -/******************************************************************************/ -/******************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ -#if 0 -static struct ddb_input *fe2input(struct ddb *dev, struct dvb_frontend *fe) +static ssize_t ts_write(struct file *file, const __user char *buf, + size_t count, loff_t *ppos) { - int i; + struct dvb_device *dvbdev = file->private_data; + struct ddb_output *output = dvbdev->priv; + struct ddb *dev = output->port->dev; + size_t left = count; + int stat; - for (i = 0; i < dev->info->port_num * 2; i++) { - if (dev->input[i].fe == fe) - return &dev->input[i]; + if (!dev->has_dma) + return -EINVAL; + while (left) { + if (ddb_output_free(output) < 188) { + if (file->f_flags & O_NONBLOCK) + break; + if (wait_event_interruptible( + output->dma->wq, + ddb_output_free(output) >= 188) < 0) + break; + } + stat = ddb_output_write(output, buf, left); + if (stat < 0) + return stat; + buf += stat; + left -= stat; } - return NULL; + return (left == count) ? -EAGAIN : (count - left); } -#endif -static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) +static ssize_t ts_read(struct file *file, __user char *buf, + size_t count, loff_t *ppos) +{ + struct dvb_device *dvbdev = file->private_data; + struct ddb_output *output = dvbdev->priv; + struct ddb_input *input = output->port->input[0]; + struct ddb *dev = output->port->dev; + size_t left = count; + int stat; + + if (!dev->has_dma) + return -EINVAL; + while (left) { + if (ddb_input_avail(input) < 188) { + if (file->f_flags & O_NONBLOCK) + break; + if (wait_event_interruptible( + input->dma->wq, + ddb_input_avail(input) >= 188) < 0) + break; + } + stat = ddb_input_read(input, buf, left); + if (stat < 0) + return stat; + left -= stat; + buf += stat; + } + return (count && (left == count)) ? -EAGAIN : (count - left); +} + +static __poll_t ts_poll(struct file *file, poll_table *wait) +{ + struct dvb_device *dvbdev = file->private_data; + struct ddb_output *output = dvbdev->priv; + struct ddb_input *input = output->port->input[0]; + + __poll_t mask = 0; + + poll_wait(file, &input->dma->wq, wait); + poll_wait(file, &output->dma->wq, wait); + if (ddb_input_avail(input) >= 188) + mask |= EPOLLIN | EPOLLRDNORM; + if (ddb_output_free(output) >= 188) + mask |= EPOLLOUT | EPOLLWRNORM; + return mask; +} + +static int ts_release(struct inode *inode, struct file *file) +{ + struct dvb_device *dvbdev = file->private_data; + struct ddb_output *output = NULL; + struct ddb_input *input = NULL; + + if (dvbdev) { + output = dvbdev->priv; + input = output->port->input[0]; + } + + if ((file->f_flags & O_ACCMODE) == O_RDONLY) { + if (!input) + return -EINVAL; + ddb_input_stop(input); + } else if ((file->f_flags & O_ACCMODE) == O_WRONLY) { + if (!output) + return -EINVAL; + ddb_output_stop(output); + } + return dvb_generic_release(inode, file); +} + +static int ts_open(struct inode *inode, struct file *file) +{ + int err; + struct dvb_device *dvbdev = file->private_data; + struct ddb_output *output = NULL; + struct ddb_input *input = NULL; + + if (dvbdev) { + output = dvbdev->priv; + input = output->port->input[0]; + } + + if ((file->f_flags & O_ACCMODE) == O_RDONLY) { + if (!input) + return -EINVAL; + if (input->redo || input->redi) + return -EBUSY; + } else if ((file->f_flags & O_ACCMODE) == O_WRONLY) { + if (!output) + return -EINVAL; + } else { + return -EINVAL; + } + + err = dvb_generic_open(inode, file); + if (err < 0) + return err; + if ((file->f_flags & O_ACCMODE) == O_RDONLY) + ddb_input_start(input); + else if ((file->f_flags & O_ACCMODE) == O_WRONLY) + ddb_output_start(output); + return err; +} + +static const struct file_operations ci_fops = { + .owner = THIS_MODULE, + .read = ts_read, + .write = ts_write, + .open = ts_open, + .release = ts_release, + .poll = ts_poll, + .mmap = NULL, +}; + +static struct dvb_device dvbdev_ci = { + .priv = NULL, + .readers = 1, + .writers = 1, + .users = 2, + .fops = &ci_fops, +}; + +/****************************************************************************/ +/****************************************************************************/ + +static int locked_gate_ctrl(struct dvb_frontend *fe, int enable) { struct ddb_input *input = fe->sec_priv; struct ddb_port *port = input->port; + struct ddb_dvb *dvb = &port->dvb[input->nr & 1]; int status; if (enable) { mutex_lock(&port->i2c_gate_lock); - status = input->gate_ctrl(fe, 1); + status = dvb->i2c_gate_ctrl(fe, 1); } else { - status = input->gate_ctrl(fe, 0); + status = dvb->i2c_gate_ctrl(fe, 0); mutex_unlock(&port->i2c_gate_lock); } return status; @@ -573,39 +877,41 @@ static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable) static int demod_attach_drxk(struct ddb_input *input) { struct i2c_adapter *i2c = &input->port->i2c->adap; - struct dvb_frontend *fe; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; struct drxk_config config; memset(&config, 0, sizeof(config)); - config.microcode_name = "drxk_a3.mc"; - config.qam_demod_parameter_count = 4; config.adr = 0x29 + (input->nr & 1); + config.microcode_name = "drxk_a3.mc"; - fe = input->fe = dvb_attach(drxk_attach, &config, i2c); - if (!input->fe) { - printk(KERN_ERR "No DRXK found!\n"); + dvb->fe = dvb_attach(drxk_attach, &config, i2c); + if (!dvb->fe) { + dev_err(dev, "No DRXK found!\n"); return -ENODEV; } - fe->sec_priv = input; - input->gate_ctrl = fe->ops.i2c_gate_ctrl; - fe->ops.i2c_gate_ctrl = drxk_gate_ctrl; + dvb->fe->sec_priv = input; + dvb->i2c_gate_ctrl = dvb->fe->ops.i2c_gate_ctrl; + dvb->fe->ops.i2c_gate_ctrl = locked_gate_ctrl; return 0; } static int tuner_attach_tda18271(struct ddb_input *input) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; struct dvb_frontend *fe; - if (input->fe->ops.i2c_gate_ctrl) - input->fe->ops.i2c_gate_ctrl(input->fe, 1); - fe = dvb_attach(tda18271c2dd_attach, input->fe, i2c, 0x60); + if (dvb->fe->ops.i2c_gate_ctrl) + dvb->fe->ops.i2c_gate_ctrl(dvb->fe, 1); + fe = dvb_attach(tda18271c2dd_attach, dvb->fe, i2c, 0x60); + if (dvb->fe->ops.i2c_gate_ctrl) + dvb->fe->ops.i2c_gate_ctrl(dvb->fe, 0); if (!fe) { - printk(KERN_ERR "No TDA18271 found!\n"); + dev_err(dev, "No TDA18271 found!\n"); return -ENODEV; } - if (input->fe->ops.i2c_gate_ctrl) - input->fe->ops.i2c_gate_ctrl(input->fe, 0); return 0; } @@ -613,6 +919,139 @@ static int tuner_attach_tda18271(struct ddb_input *input) /******************************************************************************/ /******************************************************************************/ +static struct stv0367_config ddb_stv0367_config[] = { + { + .demod_address = 0x1f, + .xtal = 27000000, + .if_khz = 0, + .if_iq_mode = FE_TER_NORMAL_IF_TUNER, + .ts_mode = STV0367_SERIAL_PUNCT_CLOCK, + .clk_pol = STV0367_CLOCKPOLARITY_DEFAULT, + }, { + .demod_address = 0x1e, + .xtal = 27000000, + .if_khz = 0, + .if_iq_mode = FE_TER_NORMAL_IF_TUNER, + .ts_mode = STV0367_SERIAL_PUNCT_CLOCK, + .clk_pol = STV0367_CLOCKPOLARITY_DEFAULT, + }, +}; + +static int demod_attach_stv0367(struct ddb_input *input) +{ + struct i2c_adapter *i2c = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + + /* attach frontend */ + dvb->fe = dvb_attach(stv0367ddb_attach, + &ddb_stv0367_config[(input->nr & 1)], i2c); + + if (!dvb->fe) { + dev_err(dev, "No stv0367 found!\n"); + return -ENODEV; + } + dvb->fe->sec_priv = input; + dvb->i2c_gate_ctrl = dvb->fe->ops.i2c_gate_ctrl; + dvb->fe->ops.i2c_gate_ctrl = locked_gate_ctrl; + return 0; +} + +static int tuner_tda18212_ping(struct ddb_input *input, unsigned short adr) +{ + struct i2c_adapter *adapter = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + u8 tda_id[2]; + u8 subaddr = 0x00; + + dev_dbg(dev, "stv0367-tda18212 tuner ping\n"); + if (dvb->fe->ops.i2c_gate_ctrl) + dvb->fe->ops.i2c_gate_ctrl(dvb->fe, 1); + + if (i2c_read_regs(adapter, adr, subaddr, tda_id, sizeof(tda_id)) < 0) + dev_dbg(dev, "tda18212 ping 1 fail\n"); + if (i2c_read_regs(adapter, adr, subaddr, tda_id, sizeof(tda_id)) < 0) + dev_warn(dev, "tda18212 ping failed, expect problems\n"); + + if (dvb->fe->ops.i2c_gate_ctrl) + dvb->fe->ops.i2c_gate_ctrl(dvb->fe, 0); + + return 0; +} + +static int demod_attach_cxd28xx(struct ddb_input *input, int par, int osc24) +{ + struct i2c_adapter *i2c = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + struct cxd2841er_config cfg; + + /* the cxd2841er driver expects 8bit/shifted I2C addresses */ + cfg.i2c_addr = ((input->nr & 1) ? 0x6d : 0x6c) << 1; + + cfg.xtal = osc24 ? SONY_XTAL_24000 : SONY_XTAL_20500; + cfg.flags = CXD2841ER_AUTO_IFHZ | CXD2841ER_EARLY_TUNE | + CXD2841ER_NO_WAIT_LOCK | CXD2841ER_NO_AGCNEG | + CXD2841ER_TSBITS; + + if (!par) + cfg.flags |= CXD2841ER_TS_SERIAL; + + /* attach frontend */ + dvb->fe = dvb_attach(cxd2841er_attach_t_c, &cfg, i2c); + + if (!dvb->fe) { + dev_err(dev, "No cxd2837/38/43/54 found!\n"); + return -ENODEV; + } + dvb->fe->sec_priv = input; + dvb->i2c_gate_ctrl = dvb->fe->ops.i2c_gate_ctrl; + dvb->fe->ops.i2c_gate_ctrl = locked_gate_ctrl; + return 0; +} + +static int tuner_attach_tda18212(struct ddb_input *input, u32 porttype) +{ + struct i2c_adapter *adapter = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + struct i2c_client *client; + struct tda18212_config config = { + .fe = dvb->fe, + .if_dvbt_6 = 3550, + .if_dvbt_7 = 3700, + .if_dvbt_8 = 4150, + .if_dvbt2_6 = 3250, + .if_dvbt2_7 = 4000, + .if_dvbt2_8 = 4000, + .if_dvbc = 5000, + }; + u8 addr = (input->nr & 1) ? 0x63 : 0x60; + + /* due to a hardware quirk with the I2C gate on the stv0367+tda18212 + * combo, the tda18212 must be probed by reading it's id _twice_ when + * cold started, or it very likely will fail. + */ + if (porttype == DDB_TUNER_DVBCT_ST) + tuner_tda18212_ping(input, addr); + + /* perform tuner probe/init/attach */ + client = dvb_module_probe("tda18212", NULL, adapter, addr, &config); + if (!client) + goto err; + + dvb->i2c_client[0] = client; + return 0; +err: + dev_err(dev, "TDA18212 tuner not found. Device is not fully operational.\n"); + return -ENODEV; +} + +/****************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ + static struct stv090x_config stv0900 = { .device = STV0900, .demod_mode = STV090x_DUAL, @@ -624,6 +1063,9 @@ static struct stv090x_config stv0900 = { .ts1_mode = STV090x_TSMODE_SERIAL_PUNCTURED, .ts2_mode = STV090x_TSMODE_SERIAL_PUNCTURED, + .ts1_tei = 1, + .ts2_tei = 1, + .repeater_level = STV090x_RPTLEVEL_16, .adc1_range = STV090x_ADC_1Vpp, @@ -643,6 +1085,9 @@ static struct stv090x_config stv0900_aa = { .ts1_mode = STV090x_TSMODE_SERIAL_PUNCTURED, .ts2_mode = STV090x_TSMODE_SERIAL_PUNCTURED, + .ts1_tei = 1, + .ts2_tei = 1, + .repeater_level = STV090x_RPTLEVEL_16, .adc1_range = STV090x_ADC_1Vpp, @@ -667,18 +1112,21 @@ static int demod_attach_stv0900(struct ddb_input *input, int type) { struct i2c_adapter *i2c = &input->port->i2c->adap; struct stv090x_config *feconf = type ? &stv0900_aa : &stv0900; - - input->fe = dvb_attach(stv090x_attach, feconf, i2c, - (input->nr & 1) ? STV090x_DEMODULATOR_1 - : STV090x_DEMODULATOR_0); - if (!input->fe) { - printk(KERN_ERR "No STV0900 found!\n"); + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + + dvb->fe = dvb_attach(stv090x_attach, feconf, i2c, + (input->nr & 1) ? STV090x_DEMODULATOR_1 + : STV090x_DEMODULATOR_0); + if (!dvb->fe) { + dev_err(dev, "No STV0900 found!\n"); return -ENODEV; } - if (!dvb_attach(lnbh24_attach, input->fe, i2c, 0, + if (!dvb_attach(lnbh24_attach, dvb->fe, i2c, 0, 0, (input->nr & 1) ? (0x09 - type) : (0x0b - type))) { - printk(KERN_ERR "No LNBH24 found!\n"); + dev_err(dev, "No LNBH24 found!\n"); + dvb_frontend_detach(dvb->fe); return -ENODEV; } return 0; @@ -687,18 +1135,20 @@ static int demod_attach_stv0900(struct ddb_input *input, int type) static int tuner_attach_stv6110(struct ddb_input *input, int type) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; struct stv090x_config *feconf = type ? &stv0900_aa : &stv0900; struct stv6110x_config *tunerconf = (input->nr & 1) ? &stv6110b : &stv6110a; - struct stv6110x_devctl *ctl; + const struct stv6110x_devctl *ctl; - ctl = dvb_attach(stv6110x_attach, input->fe, tunerconf, i2c); + ctl = dvb_attach(stv6110x_attach, dvb->fe, tunerconf, i2c); if (!ctl) { - printk(KERN_ERR "No STV6110X found!\n"); + dev_err(dev, "No STV6110X found!\n"); return -ENODEV; } - printk(KERN_INFO "attach tuner input %d adr %02x\n", - input->nr, tunerconf->addr); + dev_info(dev, "attach tuner input %d adr %02x\n", + input->nr, tunerconf->addr); feconf->tuner_init = ctl->tuner_init; feconf->tuner_sleep = ctl->tuner_sleep; @@ -715,364 +1165,847 @@ static int tuner_attach_stv6110(struct ddb_input *input, int type) return 0; } -static int my_dvb_dmx_ts_card_init(struct dvb_demux *dvbdemux, char *id, - int (*start_feed)(struct dvb_demux_feed *), - int (*stop_feed)(struct dvb_demux_feed *), - void *priv) +static const struct stv0910_cfg stv0910_p = { + .adr = 0x68, + .parallel = 1, + .rptlvl = 4, + .clk = 30000000, + .tsspeed = 0x28, +}; + +static const struct lnbh25_config lnbh25_cfg = { + .i2c_address = 0x0c << 1, + .data2_config = LNBH25_TEN +}; + +static int has_lnbh25(struct i2c_adapter *i2c, u8 adr) { - dvbdemux->priv = priv; + u8 val; - dvbdemux->filternum = 256; - dvbdemux->feednum = 256; - dvbdemux->start_feed = start_feed; - dvbdemux->stop_feed = stop_feed; - dvbdemux->write_to_decoder = NULL; - dvbdemux->dmx.capabilities = (DMX_TS_FILTERING | - DMX_SECTION_FILTERING | - DMX_MEMORY_BASED_FILTERING); - return dvb_dmx_init(dvbdemux); + return i2c_read_reg(i2c, adr, 0, &val) ? 0 : 1; } -static int my_dvb_dmxdev_ts_card_init(struct dmxdev *dmxdev, - struct dvb_demux *dvbdemux, - struct dmx_frontend *hw_frontend, - struct dmx_frontend *mem_frontend, - struct dvb_adapter *dvb_adapter) +static int demod_attach_stv0910(struct ddb_input *input, int type, int tsfast) { - int ret; + struct i2c_adapter *i2c = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + struct stv0910_cfg cfg = stv0910_p; + struct lnbh25_config lnbcfg = lnbh25_cfg; - dmxdev->filternum = 256; - dmxdev->demux = &dvbdemux->dmx; - dmxdev->capabilities = 0; - ret = dvb_dmxdev_init(dmxdev, dvb_adapter); - if (ret < 0) - return ret; + if (stv0910_single) + cfg.single = 1; + + if (type) + cfg.parallel = 2; + + if (tsfast) { + dev_info(dev, "Enabling stv0910 higher speed TS\n"); + cfg.tsspeed = 0x10; + } + + dvb->fe = dvb_attach(stv0910_attach, i2c, &cfg, (input->nr & 1)); + if (!dvb->fe) { + cfg.adr = 0x6c; + dvb->fe = dvb_attach(stv0910_attach, i2c, + &cfg, (input->nr & 1)); + } + if (!dvb->fe) { + dev_err(dev, "No STV0910 found!\n"); + return -ENODEV; + } + + /* attach lnbh25 - leftshift by one as the lnbh25 driver expects 8bit + * i2c addresses + */ + if (has_lnbh25(i2c, 0x0d)) + lnbcfg.i2c_address = (((input->nr & 1) ? 0x0d : 0x0c) << 1); + else + lnbcfg.i2c_address = (((input->nr & 1) ? 0x09 : 0x08) << 1); - hw_frontend->source = DMX_FRONTEND_0; - dvbdemux->dmx.add_frontend(&dvbdemux->dmx, hw_frontend); - mem_frontend->source = DMX_MEMORY_FE; - dvbdemux->dmx.add_frontend(&dvbdemux->dmx, mem_frontend); - return dvbdemux->dmx.connect_frontend(&dvbdemux->dmx, hw_frontend); + if (!dvb_attach(lnbh25_attach, dvb->fe, &lnbcfg, i2c)) { + dev_err(dev, "No LNBH25 found!\n"); + dvb_frontend_detach(dvb->fe); + return -ENODEV; + } + + return 0; +} + +static int tuner_attach_stv6111(struct ddb_input *input, int type) +{ + struct i2c_adapter *i2c = &input->port->i2c->adap; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + struct dvb_frontend *fe; + u8 adr = (type ? 0 : 4) + ((input->nr & 1) ? 0x63 : 0x60); + + fe = dvb_attach(stv6111_attach, dvb->fe, i2c, adr); + if (!fe) { + fe = dvb_attach(stv6111_attach, dvb->fe, i2c, adr & ~4); + if (!fe) { + dev_err(dev, "No STV6111 found at 0x%02x!\n", adr); + return -ENODEV; + } + } + return 0; +} + +static int demod_attach_dummy(struct ddb_input *input) +{ + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct device *dev = input->port->dev->dev; + + dvb->fe = dvb_attach(ddbridge_dummy_fe_qam_attach); + if (!dvb->fe) { + dev_err(dev, "QAM dummy attach failed!\n"); + return -ENODEV; + } + + return 0; } static int start_feed(struct dvb_demux_feed *dvbdmxfeed) { struct dvb_demux *dvbdmx = dvbdmxfeed->demux; struct ddb_input *input = dvbdmx->priv; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; - if (!input->users) - ddb_input_start(input); + if (!dvb->users) + ddb_input_start_all(input); - return ++input->users; + return ++dvb->users; } static int stop_feed(struct dvb_demux_feed *dvbdmxfeed) { struct dvb_demux *dvbdmx = dvbdmxfeed->demux; struct ddb_input *input = dvbdmx->priv; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; - if (--input->users) - return input->users; + if (--dvb->users) + return dvb->users; - ddb_input_stop(input); + ddb_input_stop_all(input); return 0; } - static void dvb_input_detach(struct ddb_input *input) { - struct dvb_adapter *adap = &input->adap; - struct dvb_demux *dvbdemux = &input->demux; - - switch (input->attached) { - case 5: - if (input->fe2) - dvb_unregister_frontend(input->fe2); - if (input->fe) { - dvb_unregister_frontend(input->fe); - dvb_frontend_detach(input->fe); - input->fe = NULL; - } - case 4: - dvb_net_release(&input->dvbnet); - - case 3: - dvbdemux->dmx.close(&dvbdemux->dmx); + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; + struct dvb_demux *dvbdemux = &dvb->demux; + + switch (dvb->attached) { + case 0x31: + if (dvb->fe2) + dvb_unregister_frontend(dvb->fe2); + if (dvb->fe) + dvb_unregister_frontend(dvb->fe); + fallthrough; + case 0x30: + dvb_module_release(dvb->i2c_client[0]); + dvb->i2c_client[0] = NULL; + + if (dvb->fe2) + dvb_frontend_detach(dvb->fe2); + if (dvb->fe) + dvb_frontend_detach(dvb->fe); + dvb->fe = NULL; + dvb->fe2 = NULL; + fallthrough; + case 0x20: + dvb_net_release(&dvb->dvbnet); + fallthrough; + case 0x12: dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, - &input->hw_frontend); + &dvb->hw_frontend); dvbdemux->dmx.remove_frontend(&dvbdemux->dmx, - &input->mem_frontend); - dvb_dmxdev_release(&input->dmxdev); + &dvb->mem_frontend); + fallthrough; + case 0x11: + dvb_dmxdev_release(&dvb->dmxdev); + fallthrough; + case 0x10: + dvb_dmx_release(&dvb->demux); + fallthrough; + case 0x01: + break; + } + dvb->attached = 0x00; +} - case 2: - dvb_dmx_release(&input->demux); +static int dvb_register_adapters(struct ddb *dev) +{ + int i, ret = 0; + struct ddb_port *port; + struct dvb_adapter *adap; + + if (adapter_alloc == 3) { + port = &dev->port[0]; + adap = port->dvb[0].adap; + ret = dvb_register_adapter(adap, "DDBridge", THIS_MODULE, + port->dev->dev, + adapter_nr); + if (ret < 0) + return ret; + port->dvb[0].adap_registered = 1; + for (i = 0; i < dev->port_num; i++) { + port = &dev->port[i]; + port->dvb[0].adap = adap; + port->dvb[1].adap = adap; + } + return 0; + } - case 1: - dvb_unregister_adapter(adap); + for (i = 0; i < dev->port_num; i++) { + port = &dev->port[i]; + switch (port->class) { + case DDB_PORT_TUNER: + adap = port->dvb[0].adap; + ret = dvb_register_adapter(adap, "DDBridge", + THIS_MODULE, + port->dev->dev, + adapter_nr); + if (ret < 0) + return ret; + port->dvb[0].adap_registered = 1; + + if (adapter_alloc > 0) { + port->dvb[1].adap = port->dvb[0].adap; + break; + } + adap = port->dvb[1].adap; + ret = dvb_register_adapter(adap, "DDBridge", + THIS_MODULE, + port->dev->dev, + adapter_nr); + if (ret < 0) + return ret; + port->dvb[1].adap_registered = 1; + break; + + case DDB_PORT_CI: + case DDB_PORT_LOOP: + adap = port->dvb[0].adap; + ret = dvb_register_adapter(adap, "DDBridge", + THIS_MODULE, + port->dev->dev, + adapter_nr); + if (ret < 0) + return ret; + port->dvb[0].adap_registered = 1; + break; + default: + if (adapter_alloc < 2) + break; + adap = port->dvb[0].adap; + ret = dvb_register_adapter(adap, "DDBridge", + THIS_MODULE, + port->dev->dev, + adapter_nr); + if (ret < 0) + return ret; + port->dvb[0].adap_registered = 1; + break; + } + } + return ret; +} + +static void dvb_unregister_adapters(struct ddb *dev) +{ + int i; + struct ddb_port *port; + struct ddb_dvb *dvb; + + for (i = 0; i < dev->link[0].info->port_num; i++) { + port = &dev->port[i]; + + dvb = &port->dvb[0]; + if (dvb->adap_registered) + dvb_unregister_adapter(dvb->adap); + dvb->adap_registered = 0; + + dvb = &port->dvb[1]; + if (dvb->adap_registered) + dvb_unregister_adapter(dvb->adap); + dvb->adap_registered = 0; } - input->attached = 0; } static int dvb_input_attach(struct ddb_input *input) { - int ret; + int ret = 0; + struct ddb_dvb *dvb = &input->port->dvb[input->nr & 1]; struct ddb_port *port = input->port; - struct dvb_adapter *adap = &input->adap; - struct dvb_demux *dvbdemux = &input->demux; - - ret = dvb_register_adapter(adap, "DDBridge", THIS_MODULE, - &input->port->dev->pdev->dev, - adapter_nr); - if (ret < 0) { - printk(KERN_ERR "ddbridge: Could not register adapter." - "Check if you enabled enough adapters in dvb-core!\n"); - return ret; + struct dvb_adapter *adap = dvb->adap; + struct dvb_demux *dvbdemux = &dvb->demux; + struct ddb_ids *devids = &input->port->dev->link[input->port->lnr].ids; + int par = 0, osc24 = 0, tsfast = 0; + + /* + * Determine if bridges with stv0910 demods can run with fast TS and + * thus support high bandwidth transponders. + * STV0910_PR and STV0910_P tuner types covers all relevant bridges, + * namely the CineS2 V7(A) and the Octopus CI S2 Pro/Advanced. All + * DuoFlex S2 V4(A) have type=DDB_TUNER_DVBS_STV0910 without any suffix + * and are limited by the serial link to the bridge, thus won't work + * in fast TS mode. + */ + if (port->nr == 0 && + (port->type == DDB_TUNER_DVBS_STV0910_PR || + port->type == DDB_TUNER_DVBS_STV0910_P)) { + /* fast TS on port 0 requires FPGA version >= 1.7 */ + if ((devids->hwid & 0x00ffffff) >= 0x00010007) + tsfast = 1; } - input->attached = 1; - ret = my_dvb_dmx_ts_card_init(dvbdemux, "SW demux", - start_feed, - stop_feed, input); + dvb->attached = 0x01; + + dvbdemux->priv = input; + dvbdemux->dmx.capabilities = DMX_TS_FILTERING | + DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING; + dvbdemux->start_feed = start_feed; + dvbdemux->stop_feed = stop_feed; + dvbdemux->filternum = 256; + dvbdemux->feednum = 256; + ret = dvb_dmx_init(dvbdemux); if (ret < 0) return ret; - input->attached = 2; + dvb->attached = 0x10; - ret = my_dvb_dmxdev_ts_card_init(&input->dmxdev, &input->demux, - &input->hw_frontend, - &input->mem_frontend, adap); + dvb->dmxdev.filternum = 256; + dvb->dmxdev.demux = &dvbdemux->dmx; + ret = dvb_dmxdev_init(&dvb->dmxdev, adap); if (ret < 0) - return ret; - input->attached = 3; + goto err_detach; + dvb->attached = 0x11; + + dvb->mem_frontend.source = DMX_MEMORY_FE; + dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->mem_frontend); + dvb->hw_frontend.source = DMX_FRONTEND_0; + dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->hw_frontend); + ret = dvbdemux->dmx.connect_frontend(&dvbdemux->dmx, &dvb->hw_frontend); + if (ret < 0) + goto err_detach; + dvb->attached = 0x12; - ret = dvb_net_init(adap, &input->dvbnet, input->dmxdev.demux); + ret = dvb_net_init(adap, &dvb->dvbnet, dvb->dmxdev.demux); if (ret < 0) - return ret; - input->attached = 4; + goto err_detach; + dvb->attached = 0x20; - input->fe = 0; + dvb->fe = NULL; + dvb->fe2 = NULL; switch (port->type) { + case DDB_TUNER_MXL5XX: + if (ddb_fe_attach_mxl5xx(input) < 0) + goto err_detach; + break; case DDB_TUNER_DVBS_ST: if (demod_attach_stv0900(input, 0) < 0) - return -ENODEV; + goto err_detach; if (tuner_attach_stv6110(input, 0) < 0) - return -ENODEV; - if (input->fe) { - if (dvb_register_frontend(adap, input->fe) < 0) - return -ENODEV; - } + goto err_tuner; break; case DDB_TUNER_DVBS_ST_AA: if (demod_attach_stv0900(input, 1) < 0) - return -ENODEV; + goto err_detach; if (tuner_attach_stv6110(input, 1) < 0) - return -ENODEV; - if (input->fe) { - if (dvb_register_frontend(adap, input->fe) < 0) - return -ENODEV; - } + goto err_tuner; + break; + case DDB_TUNER_DVBS_STV0910: + if (demod_attach_stv0910(input, 0, tsfast) < 0) + goto err_detach; + if (tuner_attach_stv6111(input, 0) < 0) + goto err_tuner; + break; + case DDB_TUNER_DVBS_STV0910_PR: + if (demod_attach_stv0910(input, 1, tsfast) < 0) + goto err_detach; + if (tuner_attach_stv6111(input, 1) < 0) + goto err_tuner; + break; + case DDB_TUNER_DVBS_STV0910_P: + if (demod_attach_stv0910(input, 0, tsfast) < 0) + goto err_detach; + if (tuner_attach_stv6111(input, 1) < 0) + goto err_tuner; break; case DDB_TUNER_DVBCT_TR: if (demod_attach_drxk(input) < 0) - return -ENODEV; + goto err_detach; if (tuner_attach_tda18271(input) < 0) - return -ENODEV; - if (input->fe) { - if (dvb_register_frontend(adap, input->fe) < 0) - return -ENODEV; - } - if (input->fe2) { - if (dvb_register_frontend(adap, input->fe2) < 0) - return -ENODEV; - input->fe2->tuner_priv = input->fe->tuner_priv; - memcpy(&input->fe2->ops.tuner_ops, - &input->fe->ops.tuner_ops, + goto err_tuner; + break; + case DDB_TUNER_DVBCT_ST: + if (demod_attach_stv0367(input) < 0) + goto err_detach; + if (tuner_attach_tda18212(input, port->type) < 0) + goto err_tuner; + break; + case DDB_TUNER_DVBC2T2I_SONY_P: + if (input->port->dev->link[input->port->lnr].info->ts_quirks & + TS_QUIRK_ALT_OSC) + osc24 = 0; + else + osc24 = 1; + fallthrough; + case DDB_TUNER_DVBCT2_SONY_P: + case DDB_TUNER_DVBC2T2_SONY_P: + case DDB_TUNER_ISDBT_SONY_P: + if (input->port->dev->link[input->port->lnr].info->ts_quirks + & TS_QUIRK_SERIAL) + par = 0; + else + par = 1; + if (demod_attach_cxd28xx(input, par, osc24) < 0) + goto err_detach; + if (tuner_attach_tda18212(input, port->type) < 0) + goto err_tuner; + break; + case DDB_TUNER_DVBC2T2I_SONY: + osc24 = 1; + fallthrough; + case DDB_TUNER_DVBCT2_SONY: + case DDB_TUNER_DVBC2T2_SONY: + case DDB_TUNER_ISDBT_SONY: + if (demod_attach_cxd28xx(input, 0, osc24) < 0) + goto err_detach; + if (tuner_attach_tda18212(input, port->type) < 0) + goto err_tuner; + break; + case DDB_TUNER_DUMMY: + if (demod_attach_dummy(input) < 0) + goto err_detach; + break; + case DDB_TUNER_MCI_SX8: + if (ddb_fe_attach_mci(input, port->type) < 0) + goto err_detach; + break; + default: + return 0; + } + dvb->attached = 0x30; + + if (dvb->fe) { + if (dvb_register_frontend(adap, dvb->fe) < 0) + goto err_detach; + + if (dvb->fe2) { + if (dvb_register_frontend(adap, dvb->fe2) < 0) { + dvb_unregister_frontend(dvb->fe); + goto err_detach; + } + dvb->fe2->tuner_priv = dvb->fe->tuner_priv; + memcpy(&dvb->fe2->ops.tuner_ops, + &dvb->fe->ops.tuner_ops, sizeof(struct dvb_tuner_ops)); } - break; } - input->attached = 5; + + dvb->attached = 0x31; return 0; + +err_tuner: + dev_err(port->dev->dev, "tuner attach failed!\n"); + + if (dvb->fe2) + dvb_frontend_detach(dvb->fe2); + if (dvb->fe) + dvb_frontend_detach(dvb->fe); +err_detach: + dvb_input_detach(input); + + /* return error from ret if set */ + if (ret < 0) + return ret; + + return -ENODEV; } -/****************************************************************************/ -/****************************************************************************/ +static int port_has_encti(struct ddb_port *port) +{ + struct device *dev = port->dev->dev; + u8 val; + int ret = i2c_read_reg(&port->i2c->adap, 0x20, 0, &val); -static ssize_t ts_write(struct file *file, const char *buf, - size_t count, loff_t *ppos) + if (!ret) + dev_info(dev, "[0x20]=0x%02x\n", val); + return ret ? 0 : 1; +} + +static int port_has_cxd(struct ddb_port *port, u8 *type) { - struct dvb_device *dvbdev = file->private_data; - struct ddb_output *output = dvbdev->priv; - size_t left = count; - int stat; + u8 val; + u8 probe[4] = { 0xe0, 0x00, 0x00, 0x00 }, data[4]; + struct i2c_msg msgs[2] = {{ .addr = 0x40, .flags = 0, + .buf = probe, .len = 4 }, + { .addr = 0x40, .flags = I2C_M_RD, + .buf = data, .len = 4 } }; + val = i2c_transfer(&port->i2c->adap, msgs, 2); + if (val != 2) + return 0; - while (left) { - if (ddb_output_free(output) < 188) { - if (file->f_flags & O_NONBLOCK) - break; - if (wait_event_interruptible( - output->wq, ddb_output_free(output) >= 188) < 0) - break; - } - stat = ddb_output_write(output, buf, left); - if (stat < 0) - break; - buf += stat; - left -= stat; - } - return (left == count) ? -EAGAIN : (count - left); + if (data[0] == 0x02 && data[1] == 0x2b && data[3] == 0x43) + *type = 2; + else + *type = 1; + return 1; } -static ssize_t ts_read(struct file *file, char *buf, - size_t count, loff_t *ppos) +static int port_has_xo2(struct ddb_port *port, u8 *type, u8 *id) { - struct dvb_device *dvbdev = file->private_data; - struct ddb_output *output = dvbdev->priv; - struct ddb_input *input = output->port->input[0]; - int left, read; + u8 probe[1] = { 0x00 }, data[4]; - count -= count % 188; - left = count; - while (left) { - if (ddb_input_avail(input) < 188) { - if (file->f_flags & O_NONBLOCK) - break; - if (wait_event_interruptible( - input->wq, ddb_input_avail(input) >= 188) < 0) - break; - } - read = ddb_input_read(input, buf, left); - if (read < 0) - return read; - left -= read; - buf += read; + if (i2c_io(&port->i2c->adap, 0x10, probe, 1, data, 4)) + return 0; + if (data[0] == 'D' && data[1] == 'F') { + *id = data[2]; + *type = 1; + return 1; } - return (left == count) ? -EAGAIN : (count - left); + if (data[0] == 'C' && data[1] == 'I') { + *id = data[2]; + *type = 2; + return 1; + } + return 0; } -static unsigned int ts_poll(struct file *file, poll_table *wait) +static int port_has_stv0900(struct ddb_port *port) { - /* - struct dvb_device *dvbdev = file->private_data; - struct ddb_output *output = dvbdev->priv; - struct ddb_input *input = output->port->input[0]; - */ - unsigned int mask = 0; + u8 val; -#if 0 - if (data_avail_to_read) - mask |= POLLIN | POLLRDNORM; - if (data_avail_to_write) - mask |= POLLOUT | POLLWRNORM; + if (i2c_read_reg16(&port->i2c->adap, 0x69, 0xf100, &val) < 0) + return 0; + return 1; +} - poll_wait(file, &read_queue, wait); - poll_wait(file, &write_queue, wait); -#endif - return mask; +static int port_has_stv0900_aa(struct ddb_port *port, u8 *id) +{ + if (i2c_read_reg16(&port->i2c->adap, 0x68, 0xf100, id) < 0) + return 0; + return 1; } -static const struct file_operations ci_fops = { - .owner = THIS_MODULE, - .read = ts_read, - .write = ts_write, - .open = dvb_generic_open, - .release = dvb_generic_release, - .poll = ts_poll, - .mmap = 0, -}; +static int port_has_drxks(struct ddb_port *port) +{ + u8 val; -static struct dvb_device dvbdev_ci = { - .priv = 0, - .readers = -1, - .writers = -1, - .users = -1, - .fops = &ci_fops, -}; + if (i2c_read(&port->i2c->adap, 0x29, &val) < 0) + return 0; + if (i2c_read(&port->i2c->adap, 0x2a, &val) < 0) + return 0; + return 1; +} -/****************************************************************************/ -/****************************************************************************/ -/****************************************************************************/ +static int port_has_stv0367(struct ddb_port *port) +{ + u8 val; -static void input_tasklet(unsigned long data) + if (i2c_read_reg16(&port->i2c->adap, 0x1e, 0xf000, &val) < 0) + return 0; + if (val != 0x60) + return 0; + if (i2c_read_reg16(&port->i2c->adap, 0x1f, 0xf000, &val) < 0) + return 0; + if (val != 0x60) + return 0; + return 1; +} + +static int init_xo2(struct ddb_port *port) { - struct ddb_input *input = (struct ddb_input *) data; - struct ddb *dev = input->port->dev; + struct i2c_adapter *i2c = &port->i2c->adap; + struct ddb *dev = port->dev; + u8 val, data[2]; + int res; - spin_lock(&input->lock); - if (!input->running) { - spin_unlock(&input->lock); - return; - } - input->stat = ddbreadl(DMA_BUFFER_CURRENT(input->nr)); + res = i2c_read_regs(i2c, 0x10, 0x04, data, 2); + if (res < 0) + return res; - if (input->port->class == DDB_PORT_TUNER) { - if (4&ddbreadl(DMA_BUFFER_CONTROL(input->nr))) - printk(KERN_ERR "Overflow input %d\n", input->nr); - while (input->cbuf != ((input->stat >> 11) & 0x1f) - || (4&ddbreadl(DMA_BUFFER_CONTROL(input->nr)))) { - dvb_dmx_swfilter_packets(&input->demux, - input->vbuf[input->cbuf], - input->dma_buf_size / 188); + if (data[0] != 0x01) { + dev_info(dev->dev, "Port %d: invalid XO2\n", port->nr); + return -1; + } - input->cbuf = (input->cbuf + 1) % input->dma_buf_num; - ddbwritel((input->cbuf << 11), - DMA_BUFFER_ACK(input->nr)); - input->stat = ddbreadl(DMA_BUFFER_CURRENT(input->nr)); - } + i2c_read_reg(i2c, 0x10, 0x08, &val); + if (val != 0) { + i2c_write_reg(i2c, 0x10, 0x08, 0x00); + msleep(100); + } + /* Enable tuner power, disable pll, reset demods */ + i2c_write_reg(i2c, 0x10, 0x08, 0x04); + usleep_range(2000, 3000); + /* Release demod resets */ + i2c_write_reg(i2c, 0x10, 0x08, 0x07); + + /* speed: 0=55,1=75,2=90,3=104 MBit/s */ + i2c_write_reg(i2c, 0x10, 0x09, xo2_speed); + + if (dev->link[port->lnr].info->con_clock) { + dev_info(dev->dev, "Setting continuous clock for XO2\n"); + i2c_write_reg(i2c, 0x10, 0x0a, 0x03); + i2c_write_reg(i2c, 0x10, 0x0b, 0x03); + } else { + i2c_write_reg(i2c, 0x10, 0x0a, 0x01); + i2c_write_reg(i2c, 0x10, 0x0b, 0x01); } - if (input->port->class == DDB_PORT_CI) - wake_up(&input->wq); - spin_unlock(&input->lock); + + usleep_range(2000, 3000); + /* Start XO2 PLL */ + i2c_write_reg(i2c, 0x10, 0x08, 0x87); + + return 0; } -static void output_tasklet(unsigned long data) +static int init_xo2_ci(struct ddb_port *port) { - struct ddb_output *output = (struct ddb_output *) data; - struct ddb *dev = output->port->dev; + struct i2c_adapter *i2c = &port->i2c->adap; + struct ddb *dev = port->dev; + u8 val, data[2]; + int res; - spin_lock(&output->lock); - if (!output->running) { - spin_unlock(&output->lock); - return; + res = i2c_read_regs(i2c, 0x10, 0x04, data, 2); + if (res < 0) + return res; + + if (data[0] > 1) { + dev_info(dev->dev, "Port %d: invalid XO2 CI %02x\n", + port->nr, data[0]); + return -1; } - output->stat = ddbreadl(DMA_BUFFER_CURRENT(output->nr + 8)); - wake_up(&output->wq); - spin_unlock(&output->lock); + dev_info(dev->dev, "Port %d: DuoFlex CI %u.%u\n", + port->nr, data[0], data[1]); + + i2c_read_reg(i2c, 0x10, 0x08, &val); + if (val != 0) { + i2c_write_reg(i2c, 0x10, 0x08, 0x00); + msleep(100); + } + /* Enable both CI */ + i2c_write_reg(i2c, 0x10, 0x08, 3); + usleep_range(2000, 3000); + + /* speed: 0=55,1=75,2=90,3=104 MBit/s */ + i2c_write_reg(i2c, 0x10, 0x09, 1); + + i2c_write_reg(i2c, 0x10, 0x08, 0x83); + usleep_range(2000, 3000); + + if (dev->link[port->lnr].info->con_clock) { + dev_info(dev->dev, "Setting continuous clock for DuoFlex CI\n"); + i2c_write_reg(i2c, 0x10, 0x0a, 0x03); + i2c_write_reg(i2c, 0x10, 0x0b, 0x03); + } else { + i2c_write_reg(i2c, 0x10, 0x0a, 0x01); + i2c_write_reg(i2c, 0x10, 0x0b, 0x01); + } + return 0; } +static int port_has_cxd28xx(struct ddb_port *port, u8 *id) +{ + struct i2c_adapter *i2c = &port->i2c->adap; + int status; + + status = i2c_write_reg(&port->i2c->adap, 0x6e, 0, 0); + if (status) + return 0; + status = i2c_read_reg(i2c, 0x6e, 0xfd, id); + if (status) + return 0; + return 1; +} -struct cxd2099_cfg cxd_cfg = { - .bitrate = 62000, - .adr = 0x40, - .polarity = 1, - .clock_mode = 1, +static char *xo2names[] = { + "DUAL DVB-S2", "DUAL DVB-C/T/T2", + "DUAL DVB-ISDBT", "DUAL DVB-C/C2/T/T2", + "DUAL ATSC", "DUAL DVB-C/C2/T/T2,ISDB-T", + "", "" }; -static int ddb_ci_attach(struct ddb_port *port) +static char *xo2types[] = { + "DVBS_ST", "DVBCT2_SONY", + "ISDBT_SONY", "DVBC2T2_SONY", + "ATSC_ST", "DVBC2T2I_SONY" +}; + +static void ddb_port_probe(struct ddb_port *port) { - int ret; + struct ddb *dev = port->dev; + u32 l = port->lnr; + struct ddb_link *link = &dev->link[l]; + u8 id, type; - ret = dvb_register_adapter(&port->output->adap, - "DDBridge", - THIS_MODULE, - &port->dev->pdev->dev, - adapter_nr); - if (ret < 0) - return ret; - port->en = cxd2099_attach(&cxd_cfg, port, &port->i2c->adap); - if (!port->en) { - dvb_unregister_adapter(&port->output->adap); - return -ENODEV; + port->name = "NO MODULE"; + port->type_name = "NONE"; + port->class = DDB_PORT_NONE; + + /* Handle missing ports and ports without I2C */ + + if (dummy_tuner && !port->nr && + link->ids.device == 0x0005) { + port->name = "DUMMY"; + port->class = DDB_PORT_TUNER; + port->type = DDB_TUNER_DUMMY; + port->type_name = "DUMMY"; + return; + } + + if (port->nr == ts_loop) { + port->name = "TS LOOP"; + port->class = DDB_PORT_LOOP; + return; + } + + if (port->nr == 1 && link->info->type == DDB_OCTOPUS_CI && + link->info->i2c_mask == 1) { + port->name = "NO TAB"; + port->class = DDB_PORT_NONE; + return; + } + + if (link->info->type == DDB_OCTOPUS_MAX) { + port->name = "DUAL DVB-S2 MAX"; + port->type_name = "MXL5XX"; + port->class = DDB_PORT_TUNER; + port->type = DDB_TUNER_MXL5XX; + if (port->i2c) + ddbwritel(dev, I2C_SPEED_400, + port->i2c->regs + I2C_TIMING); + return; + } + + if (link->info->type == DDB_OCTOPUS_MCI) { + if (port->nr >= link->info->mci_ports) + return; + port->name = "DUAL MCI"; + port->type_name = "MCI"; + port->class = DDB_PORT_TUNER; + port->type = DDB_TUNER_MCI + link->info->mci_type; + return; + } + + if (port->nr > 1 && link->info->type == DDB_OCTOPUS_CI) { + port->name = "CI internal"; + port->type_name = "INTERNAL"; + port->class = DDB_PORT_CI; + port->type = DDB_CI_INTERNAL; + } + + if (!port->i2c) + return; + + /* Probe ports with I2C */ + + if (port_has_cxd(port, &id)) { + if (id == 1) { + port->name = "CI"; + port->type_name = "CXD2099"; + port->class = DDB_PORT_CI; + port->type = DDB_CI_EXTERNAL_SONY; + ddbwritel(dev, I2C_SPEED_400, + port->i2c->regs + I2C_TIMING); + } else { + dev_info(dev->dev, "Port %d: Uninitialized DuoFlex\n", + port->nr); + return; + } + } else if (port_has_xo2(port, &type, &id)) { + ddbwritel(dev, I2C_SPEED_400, port->i2c->regs + I2C_TIMING); + /*dev_info(dev->dev, "XO2 ID %02x\n", id);*/ + if (type == 2) { + port->name = "DuoFlex CI"; + port->class = DDB_PORT_CI; + port->type = DDB_CI_EXTERNAL_XO2; + port->type_name = "CI_XO2"; + init_xo2_ci(port); + return; + } + id >>= 2; + if (id > 5) { + port->name = "unknown XO2 DuoFlex"; + port->type_name = "UNKNOWN"; + } else { + port->name = xo2names[id]; + port->class = DDB_PORT_TUNER; + port->type = DDB_TUNER_XO2 + id; + port->type_name = xo2types[id]; + init_xo2(port); + } + } else if (port_has_cxd28xx(port, &id)) { + switch (id) { + case 0xa4: + port->name = "DUAL DVB-C2T2 CXD2843"; + port->type = DDB_TUNER_DVBC2T2_SONY_P; + port->type_name = "DVBC2T2_SONY"; + break; + case 0xb1: + port->name = "DUAL DVB-CT2 CXD2837"; + port->type = DDB_TUNER_DVBCT2_SONY_P; + port->type_name = "DVBCT2_SONY"; + break; + case 0xb0: + port->name = "DUAL ISDB-T CXD2838"; + port->type = DDB_TUNER_ISDBT_SONY_P; + port->type_name = "ISDBT_SONY"; + break; + case 0xc1: + port->name = "DUAL DVB-C2T2 ISDB-T CXD2854"; + port->type = DDB_TUNER_DVBC2T2I_SONY_P; + port->type_name = "DVBC2T2I_ISDBT_SONY"; + break; + default: + return; + } + port->class = DDB_PORT_TUNER; + ddbwritel(dev, I2C_SPEED_400, port->i2c->regs + I2C_TIMING); + } else if (port_has_stv0900(port)) { + port->name = "DUAL DVB-S2"; + port->class = DDB_PORT_TUNER; + port->type = DDB_TUNER_DVBS_ST; + port->type_name = "DVBS_ST"; + ddbwritel(dev, I2C_SPEED_100, port->i2c->regs + I2C_TIMING); + } else if (port_has_stv0900_aa(port, &id)) { + port->name = "DUAL DVB-S2"; + port->class = DDB_PORT_TUNER; + if (id == 0x51) { + if (port->nr == 0 && + link->info->ts_quirks & TS_QUIRK_REVERSED) + port->type = DDB_TUNER_DVBS_STV0910_PR; + else + port->type = DDB_TUNER_DVBS_STV0910_P; + port->type_name = "DVBS_ST_0910"; + } else { + port->type = DDB_TUNER_DVBS_ST_AA; + port->type_name = "DVBS_ST_AA"; + } + ddbwritel(dev, I2C_SPEED_100, port->i2c->regs + I2C_TIMING); + } else if (port_has_drxks(port)) { + port->name = "DUAL DVB-C/T"; + port->class = DDB_PORT_TUNER; + port->type = DDB_TUNER_DVBCT_TR; + port->type_name = "DVBCT_TR"; + ddbwritel(dev, I2C_SPEED_400, port->i2c->regs + I2C_TIMING); + } else if (port_has_stv0367(port)) { + port->name = "DUAL DVB-C/T"; + port->class = DDB_PORT_TUNER; + port->type = DDB_TUNER_DVBCT_ST; + port->type_name = "DVBCT_ST"; + ddbwritel(dev, I2C_SPEED_100, port->i2c->regs + I2C_TIMING); + } else if (port_has_encti(port)) { + port->name = "ENCTI"; + port->class = DDB_PORT_LOOP; } - ddb_input_start(port->input[0]); - ddb_output_start(port->output); - dvb_ca_en50221_init(&port->output->adap, - port->en, 0, 1); - ret = dvb_register_device(&port->output->adap, &port->output->dev, - &dvbdev_ci, (void *) port->output, - DVB_DEVICE_SEC); - return ret; } +/****************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ + static int ddb_port_attach(struct ddb_port *port) { int ret = 0; @@ -1083,193 +2016,447 @@ static int ddb_port_attach(struct ddb_port *port) if (ret < 0) break; ret = dvb_input_attach(port->input[1]); + if (ret < 0) { + dvb_input_detach(port->input[0]); + break; + } + port->input[0]->redi = port->input[0]; + port->input[1]->redi = port->input[1]; break; case DDB_PORT_CI: - ret = ddb_ci_attach(port); + ret = ddb_ci_attach(port, ci_bitrate); + if (ret < 0) + break; + fallthrough; + case DDB_PORT_LOOP: + ret = dvb_register_device(port->dvb[0].adap, + &port->dvb[0].dev, + &dvbdev_ci, (void *)port->output, + DVB_DEVICE_SEC, 0); break; default: break; } if (ret < 0) - printk(KERN_ERR "port_attach on port %d failed\n", port->nr); + dev_err(port->dev->dev, "port_attach on port %d failed\n", + port->nr); return ret; } -static int ddb_ports_attach(struct ddb *dev) +int ddb_ports_attach(struct ddb *dev) { - int i, ret = 0; + int i, numports, err_ports = 0, ret = 0; struct ddb_port *port; - for (i = 0; i < dev->info->port_num; i++) { + if (dev->port_num) { + ret = dvb_register_adapters(dev); + if (ret < 0) { + dev_err(dev->dev, "Registering adapters failed. Check DVB_MAX_ADAPTERS in config.\n"); + return ret; + } + } + + numports = dev->port_num; + + for (i = 0; i < dev->port_num; i++) { port = &dev->port[i]; - ret = ddb_port_attach(port); - if (ret < 0) - break; + if (port->class != DDB_PORT_NONE) { + ret = ddb_port_attach(port); + if (ret) + err_ports++; + } else { + numports--; + } } - return ret; + + if (err_ports) { + if (err_ports == numports) { + dev_err(dev->dev, "All connected ports failed to initialise!\n"); + return -ENODEV; + } + + dev_warn(dev->dev, "%d of %d connected ports failed to initialise!\n", + err_ports, numports); + } + + return 0; } -static void ddb_ports_detach(struct ddb *dev) +void ddb_ports_detach(struct ddb *dev) { int i; struct ddb_port *port; - for (i = 0; i < dev->info->port_num; i++) { + for (i = 0; i < dev->port_num; i++) { port = &dev->port[i]; + switch (port->class) { case DDB_PORT_TUNER: - dvb_input_detach(port->input[0]); dvb_input_detach(port->input[1]); + dvb_input_detach(port->input[0]); break; case DDB_PORT_CI: - if (port->output->dev) - dvb_unregister_device(port->output->dev); - if (port->en) { - ddb_input_stop(port->input[0]); - ddb_output_stop(port->output); - dvb_ca_en50221_release(port->en); - kfree(port->en); - port->en = 0; - dvb_unregister_adapter(&port->output->adap); - } + case DDB_PORT_LOOP: + ddb_ci_detach(port); break; } } + dvb_unregister_adapters(dev); } -/****************************************************************************/ -/****************************************************************************/ +/* Copy input DMA pointers to output DMA and ACK. */ -static int port_has_ci(struct ddb_port *port) +static void input_write_output(struct ddb_input *input, + struct ddb_output *output) { - u8 val; - return i2c_read_reg(&port->i2c->adap, 0x40, 0, &val) ? 0 : 1; + ddbwritel(output->port->dev, + input->dma->stat, DMA_BUFFER_ACK(output->dma)); + output->dma->cbuf = (input->dma->stat >> 11) & 0x1f; + output->dma->coff = (input->dma->stat & 0x7ff) << 7; } -static int port_has_stv0900(struct ddb_port *port) +static void output_ack_input(struct ddb_output *output, + struct ddb_input *input) { - u8 val; - if (i2c_read_reg16(&port->i2c->adap, 0x69, 0xf100, &val) < 0) - return 0; - return 1; + ddbwritel(input->port->dev, + output->dma->stat, DMA_BUFFER_ACK(input->dma)); } -static int port_has_stv0900_aa(struct ddb_port *port) +static void input_write_dvb(struct ddb_input *input, + struct ddb_input *input2) { - u8 val; - if (i2c_read_reg16(&port->i2c->adap, 0x68, 0xf100, &val) < 0) - return 0; - return 1; + struct ddb_dvb *dvb = &input2->port->dvb[input2->nr & 1]; + struct ddb_dma *dma, *dma2; + struct ddb *dev = input->port->dev; + int ack = 1; + + dma = input->dma; + dma2 = input->dma; + /* + * if there also is an output connected, do not ACK. + * input_write_output will ACK. + */ + if (input->redo) { + dma2 = input->redo->dma; + ack = 0; + } + while (dma->cbuf != ((dma->stat >> 11) & 0x1f) || + (4 & dma->ctrl)) { + if (4 & dma->ctrl) { + /* dev_err(dev->dev, "Overflow dma %d\n", dma->nr); */ + ack = 1; + } + if (alt_dma) + dma_sync_single_for_cpu(dev->dev, dma2->pbuf[dma->cbuf], + dma2->size, DMA_FROM_DEVICE); + dvb_dmx_swfilter_packets(&dvb->demux, + dma2->vbuf[dma->cbuf], + dma2->size / 188); + dma->cbuf = (dma->cbuf + 1) % dma2->num; + if (ack) + ddbwritel(dev, (dma->cbuf << 11), + DMA_BUFFER_ACK(dma)); + dma->stat = safe_ddbreadl(dev, DMA_BUFFER_CURRENT(dma)); + dma->ctrl = safe_ddbreadl(dev, DMA_BUFFER_CONTROL(dma)); + } } -static int port_has_drxks(struct ddb_port *port) +static void input_work(struct work_struct *work) { - u8 val; - if (i2c_read(&port->i2c->adap, 0x29, &val) < 0) - return 0; - if (i2c_read(&port->i2c->adap, 0x2a, &val) < 0) - return 0; - return 1; + struct ddb_dma *dma = container_of(work, struct ddb_dma, work); + struct ddb_input *input = (struct ddb_input *)dma->io; + struct ddb *dev = input->port->dev; + unsigned long flags; + + spin_lock_irqsave(&dma->lock, flags); + if (!dma->running) { + spin_unlock_irqrestore(&dma->lock, flags); + return; + } + dma->stat = ddbreadl(dev, DMA_BUFFER_CURRENT(dma)); + dma->ctrl = ddbreadl(dev, DMA_BUFFER_CONTROL(dma)); + + if (input->redi) + input_write_dvb(input, input->redi); + if (input->redo) + input_write_output(input, input->redo); + wake_up(&dma->wq); + spin_unlock_irqrestore(&dma->lock, flags); } -static void ddb_port_probe(struct ddb_port *port) +static void input_handler(void *data) { - struct ddb *dev = port->dev; - char *modname = "NO MODULE"; + struct ddb_input *input = (struct ddb_input *)data; + struct ddb_dma *dma = input->dma; - port->class = DDB_PORT_NONE; + queue_work(ddb_wq, &dma->work); +} - if (port_has_ci(port)) { - modname = "CI"; - port->class = DDB_PORT_CI; - ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); - } else if (port_has_stv0900(port)) { - modname = "DUAL DVB-S2"; - port->class = DDB_PORT_TUNER; - port->type = DDB_TUNER_DVBS_ST; - ddbwritel(I2C_SPEED_100, port->i2c->regs + I2C_TIMING); - } else if (port_has_stv0900_aa(port)) { - modname = "DUAL DVB-S2"; - port->class = DDB_PORT_TUNER; - port->type = DDB_TUNER_DVBS_ST_AA; - ddbwritel(I2C_SPEED_100, port->i2c->regs + I2C_TIMING); - } else if (port_has_drxks(port)) { - modname = "DUAL DVB-C/T"; - port->class = DDB_PORT_TUNER; - port->type = DDB_TUNER_DVBCT_TR; - ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); +static void output_work(struct work_struct *work) +{ + struct ddb_dma *dma = container_of(work, struct ddb_dma, work); + struct ddb_output *output = (struct ddb_output *)dma->io; + struct ddb *dev = output->port->dev; + unsigned long flags; + + spin_lock_irqsave(&dma->lock, flags); + if (!dma->running) + goto unlock_exit; + dma->stat = ddbreadl(dev, DMA_BUFFER_CURRENT(dma)); + dma->ctrl = ddbreadl(dev, DMA_BUFFER_CONTROL(dma)); + if (output->redi) + output_ack_input(output, output->redi); + wake_up(&dma->wq); +unlock_exit: + spin_unlock_irqrestore(&dma->lock, flags); +} + +static void output_handler(void *data) +{ + struct ddb_output *output = (struct ddb_output *)data; + struct ddb_dma *dma = output->dma; + + queue_work(ddb_wq, &dma->work); +} + +/****************************************************************************/ +/****************************************************************************/ + +static const struct ddb_regmap *io_regmap(struct ddb_io *io, int link) +{ + const struct ddb_info *info; + + if (link) + info = io->port->dev->link[io->port->lnr].info; + else + info = io->port->dev->link[0].info; + + if (!info) + return NULL; + + return info->regmap; +} + +static void ddb_dma_init(struct ddb_io *io, int nr, int out) +{ + struct ddb_dma *dma; + const struct ddb_regmap *rm = io_regmap(io, 0); + + dma = out ? &io->port->dev->odma[nr] : &io->port->dev->idma[nr]; + io->dma = dma; + dma->io = io; + + spin_lock_init(&dma->lock); + init_waitqueue_head(&dma->wq); + if (out) { + INIT_WORK(&dma->work, output_work); + dma->regs = rm->odma->base + rm->odma->size * nr; + dma->bufregs = rm->odma_buf->base + rm->odma_buf->size * nr; + dma->num = dma_buf_num; + dma->size = dma_buf_size * 128 * 47; + dma->div = 1; + } else { + INIT_WORK(&dma->work, input_work); + dma->regs = rm->idma->base + rm->idma->size * nr; + dma->bufregs = rm->idma_buf->base + rm->idma_buf->size * nr; + dma->num = dma_buf_num; + dma->size = dma_buf_size * 128 * 47; + dma->div = 1; } - printk(KERN_INFO "Port %d (TAB %d): %s\n", - port->nr, port->nr+1, modname); + ddbwritel(io->port->dev, 0, DMA_BUFFER_ACK(dma)); + dev_dbg(io->port->dev->dev, "init link %u, io %u, dma %u, dmaregs %08x bufregs %08x\n", + io->port->lnr, io->nr, nr, dma->regs, dma->bufregs); } -static void ddb_input_init(struct ddb_port *port, int nr) +static void ddb_input_init(struct ddb_port *port, int nr, int pnr, int anr) { struct ddb *dev = port->dev; - struct ddb_input *input = &dev->input[nr]; + struct ddb_input *input = &dev->input[anr]; + const struct ddb_regmap *rm; + port->input[pnr] = input; input->nr = nr; input->port = port; - input->dma_buf_num = INPUT_DMA_BUFS; - input->dma_buf_size = INPUT_DMA_SIZE; - ddbwritel(0, TS_INPUT_CONTROL(nr)); - ddbwritel(2, TS_INPUT_CONTROL(nr)); - ddbwritel(0, TS_INPUT_CONTROL(nr)); - ddbwritel(0, DMA_BUFFER_ACK(nr)); - tasklet_init(&input->tasklet, input_tasklet, (unsigned long) input); - spin_lock_init(&input->lock); - init_waitqueue_head(&input->wq); + rm = io_regmap(input, 1); + input->regs = DDB_LINK_TAG(port->lnr) | + (rm->input->base + rm->input->size * nr); + dev_dbg(dev->dev, "init link %u, input %u, regs %08x\n", + port->lnr, nr, input->regs); + + if (dev->has_dma) { + const struct ddb_regmap *rm0 = io_regmap(input, 0); + u32 base = rm0->irq_base_idma; + u32 dma_nr = nr; + + if (port->lnr) + dma_nr += 32 + (port->lnr - 1) * 8; + + dev_dbg(dev->dev, "init link %u, input %u, handler %u\n", + port->lnr, nr, dma_nr + base); + + ddb_irq_set(dev, 0, dma_nr + base, &input_handler, input); + ddb_dma_init(input, dma_nr, 0); + } } static void ddb_output_init(struct ddb_port *port, int nr) { struct ddb *dev = port->dev; struct ddb_output *output = &dev->output[nr]; + const struct ddb_regmap *rm; + + port->output = output; output->nr = nr; output->port = port; - output->dma_buf_num = OUTPUT_DMA_BUFS; - output->dma_buf_size = OUTPUT_DMA_SIZE; + rm = io_regmap(output, 1); + output->regs = DDB_LINK_TAG(port->lnr) | + (rm->output->base + rm->output->size * nr); + + dev_dbg(dev->dev, "init link %u, output %u, regs %08x\n", + port->lnr, nr, output->regs); + + if (dev->has_dma) { + const struct ddb_regmap *rm0 = io_regmap(output, 0); + u32 base = rm0->irq_base_odma; - ddbwritel(0, TS_OUTPUT_CONTROL(nr)); - ddbwritel(2, TS_OUTPUT_CONTROL(nr)); - ddbwritel(0, TS_OUTPUT_CONTROL(nr)); - tasklet_init(&output->tasklet, output_tasklet, (unsigned long) output); - init_waitqueue_head(&output->wq); + ddb_irq_set(dev, 0, nr + base, &output_handler, output); + ddb_dma_init(output, nr, 1); + } } -static void ddb_ports_init(struct ddb *dev) +static int ddb_port_match_i2c(struct ddb_port *port) { - int i; + struct ddb *dev = port->dev; + u32 i; + + for (i = 0; i < dev->i2c_num; i++) { + if (dev->i2c[i].link == port->lnr && + dev->i2c[i].nr == port->nr) { + port->i2c = &dev->i2c[i]; + return 1; + } + } + return 0; +} + +static int ddb_port_match_link_i2c(struct ddb_port *port) +{ + struct ddb *dev = port->dev; + u32 i; + + for (i = 0; i < dev->i2c_num; i++) { + if (dev->i2c[i].link == port->lnr) { + port->i2c = &dev->i2c[i]; + return 1; + } + } + return 0; +} + +void ddb_ports_init(struct ddb *dev) +{ + u32 i, l, p; struct ddb_port *port; + const struct ddb_info *info; + const struct ddb_regmap *rm; + + for (p = l = 0; l < DDB_MAX_LINK; l++) { + info = dev->link[l].info; + if (!info) + continue; + rm = info->regmap; + if (!rm) + continue; + for (i = 0; i < info->port_num; i++, p++) { + port = &dev->port[p]; + port->dev = dev; + port->nr = i; + port->lnr = l; + port->pnr = p; + port->gap = 0xffffffff; + port->obr = ci_bitrate; + mutex_init(&port->i2c_gate_lock); + + if (!ddb_port_match_i2c(port)) { + if (info->type == DDB_OCTOPUS_MAX) + ddb_port_match_link_i2c(port); + } - for (i = 0; i < dev->info->port_num; i++) { - port = &dev->port[i]; - port->dev = dev; - port->nr = i; - port->i2c = &dev->i2c[i]; - port->input[0] = &dev->input[2 * i]; - port->input[1] = &dev->input[2 * i + 1]; - port->output = &dev->output[i]; + ddb_port_probe(port); + + port->dvb[0].adap = &dev->adap[2 * p]; + port->dvb[1].adap = &dev->adap[2 * p + 1]; + + if (port->class == DDB_PORT_NONE && i && p && + dev->port[p - 1].type == DDB_CI_EXTERNAL_XO2) { + port->class = DDB_PORT_CI; + port->type = DDB_CI_EXTERNAL_XO2_B; + port->name = "DuoFlex CI_B"; + port->i2c = dev->port[p - 1].i2c; + } - mutex_init(&port->i2c_gate_lock); - ddb_port_probe(port); - ddb_input_init(port, 2 * i); - ddb_input_init(port, 2 * i + 1); - ddb_output_init(port, i); + dev_info(dev->dev, "Port %u: Link %u, Link Port %u (TAB %u): %s\n", + port->pnr, port->lnr, port->nr, port->nr + 1, + port->name); + + if (port->class == DDB_PORT_CI && + port->type == DDB_CI_EXTERNAL_XO2) { + ddb_input_init(port, 2 * i, 0, 2 * i); + ddb_output_init(port, i); + continue; + } + + if (port->class == DDB_PORT_CI && + port->type == DDB_CI_EXTERNAL_XO2_B) { + ddb_input_init(port, 2 * i - 1, 0, 2 * i - 1); + ddb_output_init(port, i); + continue; + } + + if (port->class == DDB_PORT_NONE) + continue; + + switch (dev->link[l].info->type) { + case DDB_OCTOPUS_CI: + if (i >= 2) { + ddb_input_init(port, 2 + i, 0, 2 + i); + ddb_input_init(port, 4 + i, 1, 4 + i); + ddb_output_init(port, i); + break; + } + fallthrough; + case DDB_OCTOPUS: + ddb_input_init(port, 2 * i, 0, 2 * i); + ddb_input_init(port, 2 * i + 1, 1, 2 * i + 1); + ddb_output_init(port, i); + break; + case DDB_OCTOPUS_MAX: + case DDB_OCTOPUS_MAX_CT: + case DDB_OCTOPUS_MCI: + ddb_input_init(port, 2 * i, 0, 2 * p); + ddb_input_init(port, 2 * i + 1, 1, 2 * p + 1); + break; + default: + break; + } + } } + dev->port_num = p; } -static void ddb_ports_release(struct ddb *dev) +void ddb_ports_release(struct ddb *dev) { int i; struct ddb_port *port; - for (i = 0; i < dev->info->port_num; i++) { + for (i = 0; i < dev->port_num; i++) { port = &dev->port[i]; - port->dev = dev; - tasklet_kill(&port->input[0]->tasklet); - tasklet_kill(&port->input[1]->tasklet); - tasklet_kill(&port->output->tasklet); + if (port->input[0] && port->input[0]->dma) + cancel_work_sync(&port->input[0]->dma->work); + if (port->input[1] && port->input[1]->dma) + cancel_work_sync(&port->input[1]->dma->work); + if (port->output && port->output->dma) + cancel_work_sync(&port->output->dma->work); } } @@ -1277,90 +2464,148 @@ static void ddb_ports_release(struct ddb *dev) /****************************************************************************/ /****************************************************************************/ -static void irq_handle_i2c(struct ddb *dev, int n) +#define IRQ_HANDLE(_nr) \ + do { if ((s & (1UL << ((_nr) & 0x1f))) && \ + dev->link[0].irq[_nr].handler) \ + dev->link[0].irq[_nr].handler(dev->link[0].irq[_nr].data); } \ + while (0) + +#define IRQ_HANDLE_NIBBLE(_shift) { \ + if (s & (0x0000000f << ((_shift) & 0x1f))) { \ + IRQ_HANDLE(0 + (_shift)); \ + IRQ_HANDLE(1 + (_shift)); \ + IRQ_HANDLE(2 + (_shift)); \ + IRQ_HANDLE(3 + (_shift)); \ + } \ +} + +#define IRQ_HANDLE_BYTE(_shift) { \ + if (s & (0x000000ff << ((_shift) & 0x1f))) { \ + IRQ_HANDLE(0 + (_shift)); \ + IRQ_HANDLE(1 + (_shift)); \ + IRQ_HANDLE(2 + (_shift)); \ + IRQ_HANDLE(3 + (_shift)); \ + IRQ_HANDLE(4 + (_shift)); \ + IRQ_HANDLE(5 + (_shift)); \ + IRQ_HANDLE(6 + (_shift)); \ + IRQ_HANDLE(7 + (_shift)); \ + } \ +} + +static void irq_handle_msg(struct ddb *dev, u32 s) { - struct ddb_i2c *i2c = &dev->i2c[n]; + dev->i2c_irq++; + IRQ_HANDLE_NIBBLE(0); +} - i2c->done = 1; - wake_up(&i2c->wq); +static void irq_handle_io(struct ddb *dev, u32 s) +{ + dev->ts_irq++; + IRQ_HANDLE_NIBBLE(4); + IRQ_HANDLE_BYTE(8); + IRQ_HANDLE_BYTE(16); + IRQ_HANDLE_BYTE(24); } -static irqreturn_t irq_handler(int irq, void *dev_id) +irqreturn_t ddb_irq_handler0(int irq, void *dev_id) { - struct ddb *dev = (struct ddb *) dev_id; - u32 s = ddbreadl(INTERRUPT_STATUS); + struct ddb *dev = (struct ddb *)dev_id; + u32 mask = 0x8fffff00; + u32 s = mask & ddbreadl(dev, INTERRUPT_STATUS); if (!s) return IRQ_NONE; + do { + if (s & 0x80000000) + return IRQ_NONE; + ddbwritel(dev, s, INTERRUPT_ACK); + irq_handle_io(dev, s); + } while ((s = mask & ddbreadl(dev, INTERRUPT_STATUS))); + return IRQ_HANDLED; +} + +irqreturn_t ddb_irq_handler1(int irq, void *dev_id) +{ + struct ddb *dev = (struct ddb *)dev_id; + u32 mask = 0x8000000f; + u32 s = mask & ddbreadl(dev, INTERRUPT_STATUS); + + if (!s) + return IRQ_NONE; do { - ddbwritel(s, INTERRUPT_ACK); - - if (s & 0x00000001) - irq_handle_i2c(dev, 0); - if (s & 0x00000002) - irq_handle_i2c(dev, 1); - if (s & 0x00000004) - irq_handle_i2c(dev, 2); - if (s & 0x00000008) - irq_handle_i2c(dev, 3); - - if (s & 0x00000100) - tasklet_schedule(&dev->input[0].tasklet); - if (s & 0x00000200) - tasklet_schedule(&dev->input[1].tasklet); - if (s & 0x00000400) - tasklet_schedule(&dev->input[2].tasklet); - if (s & 0x00000800) - tasklet_schedule(&dev->input[3].tasklet); - if (s & 0x00001000) - tasklet_schedule(&dev->input[4].tasklet); - if (s & 0x00002000) - tasklet_schedule(&dev->input[5].tasklet); - if (s & 0x00004000) - tasklet_schedule(&dev->input[6].tasklet); - if (s & 0x00008000) - tasklet_schedule(&dev->input[7].tasklet); - - if (s & 0x00010000) - tasklet_schedule(&dev->output[0].tasklet); - if (s & 0x00020000) - tasklet_schedule(&dev->output[1].tasklet); - if (s & 0x00040000) - tasklet_schedule(&dev->output[2].tasklet); - if (s & 0x00080000) - tasklet_schedule(&dev->output[3].tasklet); - - /* if (s & 0x000f0000) printk(KERN_DEBUG "%08x\n", istat); */ - } while ((s = ddbreadl(INTERRUPT_STATUS))); + if (s & 0x80000000) + return IRQ_NONE; + ddbwritel(dev, s, INTERRUPT_ACK); + irq_handle_msg(dev, s); + } while ((s = mask & ddbreadl(dev, INTERRUPT_STATUS))); return IRQ_HANDLED; } -/******************************************************************************/ -/******************************************************************************/ -/******************************************************************************/ +irqreturn_t ddb_irq_handler(int irq, void *dev_id) +{ + struct ddb *dev = (struct ddb *)dev_id; + u32 s = ddbreadl(dev, INTERRUPT_STATUS); + int ret = IRQ_HANDLED; -static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) + if (!s) + return IRQ_NONE; + do { + if (s & 0x80000000) + return IRQ_NONE; + ddbwritel(dev, s, INTERRUPT_ACK); + + if (s & 0x0000000f) + irq_handle_msg(dev, s); + if (s & 0x0fffff00) + irq_handle_io(dev, s); + } while ((s = ddbreadl(dev, INTERRUPT_STATUS))); + + return ret; +} + +/****************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ + +static int reg_wait(struct ddb *dev, u32 reg, u32 bit) +{ + u32 count = 0; + + while (safe_ddbreadl(dev, reg) & bit) { + ndelay(10); + if (++count == 100) + return -1; + } + return 0; +} + +static int flashio(struct ddb *dev, u32 lnr, u8 *wbuf, u32 wlen, u8 *rbuf, + u32 rlen) { u32 data, shift; + u32 tag = DDB_LINK_TAG(lnr); + struct ddb_link *link = &dev->link[lnr]; + mutex_lock(&link->flash_mutex); if (wlen > 4) - ddbwritel(1, SPI_CONTROL); + ddbwritel(dev, 1, tag | SPI_CONTROL); while (wlen > 4) { /* FIXME: check for big-endian */ data = swab32(*(u32 *)wbuf); wbuf += 4; wlen -= 4; - ddbwritel(data, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) - ; + ddbwritel(dev, data, tag | SPI_DATA); + if (reg_wait(dev, tag | SPI_CONTROL, 4)) + goto fail; } - if (rlen) - ddbwritel(0x0001 | ((wlen << (8 + 3)) & 0x1f00), SPI_CONTROL); + ddbwritel(dev, 0x0001 | ((wlen << (8 + 3)) & 0x1f00), + tag | SPI_CONTROL); else - ddbwritel(0x0003 | ((wlen << (8 + 3)) & 0x1f00), SPI_CONTROL); + ddbwritel(dev, 0x0003 | ((wlen << (8 + 3)) & 0x1f00), + tag | SPI_CONTROL); data = 0; shift = ((4 - wlen) * 8); @@ -1372,33 +2617,34 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) } if (shift) data <<= shift; - ddbwritel(data, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) - ; + ddbwritel(dev, data, tag | SPI_DATA); + if (reg_wait(dev, tag | SPI_CONTROL, 4)) + goto fail; if (!rlen) { - ddbwritel(0, SPI_CONTROL); - return 0; + ddbwritel(dev, 0, tag | SPI_CONTROL); + goto exit; } if (rlen > 4) - ddbwritel(1, SPI_CONTROL); + ddbwritel(dev, 1, tag | SPI_CONTROL); while (rlen > 4) { - ddbwritel(0xffffffff, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) - ; - data = ddbreadl(SPI_DATA); - *(u32 *) rbuf = swab32(data); + ddbwritel(dev, 0xffffffff, tag | SPI_DATA); + if (reg_wait(dev, tag | SPI_CONTROL, 4)) + goto fail; + data = ddbreadl(dev, tag | SPI_DATA); + *(u32 *)rbuf = swab32(data); rbuf += 4; rlen -= 4; } - ddbwritel(0x0003 | ((rlen << (8 + 3)) & 0x1F00), SPI_CONTROL); - ddbwritel(0xffffffff, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) - ; + ddbwritel(dev, 0x0003 | ((rlen << (8 + 3)) & 0x1F00), + tag | SPI_CONTROL); + ddbwritel(dev, 0xffffffff, tag | SPI_DATA); + if (reg_wait(dev, tag | SPI_CONTROL, 4)) + goto fail; - data = ddbreadl(SPI_DATA); - ddbwritel(0, SPI_CONTROL); + data = ddbreadl(dev, tag | SPI_DATA); + ddbwritel(dev, 0, tag | SPI_CONTROL); if (rlen < 4) data <<= ((4 - rlen) * 8); @@ -1409,31 +2655,47 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) rbuf++; rlen--; } +exit: + mutex_unlock(&link->flash_mutex); return 0; +fail: + mutex_unlock(&link->flash_mutex); + return -1; } -#define DDB_MAGIC 'd' +int ddbridge_flashread(struct ddb *dev, u32 link, u8 *buf, u32 addr, u32 len) +{ + u8 cmd[4] = {0x03, (addr >> 16) & 0xff, + (addr >> 8) & 0xff, addr & 0xff}; -struct ddb_flashio { - __u8 *write_buf; - __u32 write_len; - __u8 *read_buf; - __u32 read_len; -}; + return flashio(dev, link, cmd, 4, buf, len); +} -#define IOCTL_DDB_FLASHIO _IOWR(DDB_MAGIC, 0x00, struct ddb_flashio) +/* + * TODO/FIXME: add/implement IOCTLs from upstream driver + */ #define DDB_NAME "ddbridge" static u32 ddb_num; -static struct ddb *ddbs[32]; -static struct class *ddb_class; static int ddb_major; +static DEFINE_MUTEX(ddb_mutex); + +static int ddb_release(struct inode *inode, struct file *file) +{ + struct ddb *dev = file->private_data; + + dev->ddb_dev_users--; + return 0; +} static int ddb_open(struct inode *inode, struct file *file) { struct ddb *dev = ddbs[iminor(inode)]; + if (dev->ddb_dev_users) + return -EBUSY; + dev->ddb_dev_users++; file->private_data = dev; return 0; } @@ -1441,289 +2703,736 @@ static int ddb_open(struct inode *inode, struct file *file) static long ddb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { struct ddb *dev = file->private_data; - void *parg = (void *)arg; - int res; - switch (cmd) { - case IOCTL_DDB_FLASHIO: - { - struct ddb_flashio fio; - u8 *rbuf, *wbuf; + dev_warn(dev->dev, "DDB IOCTLs unsupported (cmd: %d, arg: %lu)\n", + cmd, arg); - if (copy_from_user(&fio, parg, sizeof(fio))) - return -EFAULT; + return -ENOTTY; +} - if (fio.write_len > 1028 || fio.read_len > 1028) - return -EINVAL; - if (fio.write_len + fio.read_len > 1028) - return -EINVAL; +static const struct file_operations ddb_fops = { + .unlocked_ioctl = ddb_ioctl, + .open = ddb_open, + .release = ddb_release, +}; - wbuf = &dev->iobuf[0]; - rbuf = wbuf + fio.write_len; +static char *ddb_devnode(const struct device *device, umode_t *mode) +{ + const struct ddb *dev = dev_get_drvdata(device); - if (copy_from_user(wbuf, fio.write_buf, fio.write_len)) - return -EFAULT; - res = flashio(dev, wbuf, fio.write_len, rbuf, fio.read_len); - if (res) - return res; - if (copy_to_user(fio.read_buf, rbuf, fio.read_len)) - return -EFAULT; + return kasprintf(GFP_KERNEL, "ddbridge/card%d", dev->nr); +} + +#define __ATTR_MRO(_name, _show) { \ + .attr = { .name = __stringify(_name), .mode = 0444 }, \ + .show = _show, \ +} + +#define __ATTR_MWO(_name, _store) { \ + .attr = { .name = __stringify(_name), .mode = 0222 }, \ + .store = _store, \ +} + +static ssize_t ports_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "%d\n", dev->port_num); +} + +static ssize_t ts_irq_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "%d\n", dev->ts_irq); +} + +static ssize_t i2c_irq_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "%d\n", dev->i2c_irq); +} + +static ssize_t fan_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + u32 val; + + val = ddbreadl(dev, GPIO_OUTPUT) & 1; + return sprintf(buf, "%d\n", val); +} + +static ssize_t fan_store(struct device *device, struct device_attribute *d, + const char *buf, size_t count) +{ + struct ddb *dev = dev_get_drvdata(device); + u32 val; + + if (sscanf(buf, "%u\n", &val) != 1) + return -EINVAL; + ddbwritel(dev, 1, GPIO_DIRECTION); + ddbwritel(dev, val & 1, GPIO_OUTPUT); + return count; +} + +static ssize_t fanspeed_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + int num = attr->attr.name[8] - 0x30; + struct ddb_link *link = &dev->link[num]; + u32 spd; + + spd = ddblreadl(link, TEMPMON_FANCONTROL) & 0xff; + return sprintf(buf, "%u\n", spd * 100); +} + +static ssize_t temp_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + struct ddb_link *link = &dev->link[0]; + struct i2c_adapter *adap; + int temp, temp2; + u8 tmp[2]; + + if (!link->info->temp_num) + return sprintf(buf, "no sensor\n"); + adap = &dev->i2c[link->info->temp_bus].adap; + if (i2c_read_regs(adap, 0x48, 0, tmp, 2) < 0) + return sprintf(buf, "read_error\n"); + temp = (tmp[0] << 3) | (tmp[1] >> 5); + temp *= 125; + if (link->info->temp_num == 2) { + if (i2c_read_regs(adap, 0x49, 0, tmp, 2) < 0) + return sprintf(buf, "read_error\n"); + temp2 = (tmp[0] << 3) | (tmp[1] >> 5); + temp2 *= 125; + return sprintf(buf, "%d %d\n", temp, temp2); + } + return sprintf(buf, "%d\n", temp); +} + +static ssize_t ctemp_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + struct i2c_adapter *adap; + int temp; + u8 tmp[2]; + int num = attr->attr.name[4] - 0x30; + + adap = &dev->i2c[num].adap; + if (!adap) + return 0; + if (i2c_read_regs(adap, 0x49, 0, tmp, 2) < 0) + if (i2c_read_regs(adap, 0x4d, 0, tmp, 2) < 0) + return sprintf(buf, "no sensor\n"); + temp = tmp[0] * 1000; + return sprintf(buf, "%d\n", temp); +} + +static ssize_t led_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + int num = attr->attr.name[3] - 0x30; + + return sprintf(buf, "%d\n", dev->leds & (1 << num) ? 1 : 0); +} + +static void ddb_set_led(struct ddb *dev, int num, int val) +{ + if (!dev->link[0].info->led_num) + return; + switch (dev->port[num].class) { + case DDB_PORT_TUNER: + switch (dev->port[num].type) { + case DDB_TUNER_DVBS_ST: + i2c_write_reg16(&dev->i2c[num].adap, + 0x69, 0xf14c, val ? 2 : 0); + break; + case DDB_TUNER_DVBCT_ST: + i2c_write_reg16(&dev->i2c[num].adap, + 0x1f, 0xf00e, 0); + i2c_write_reg16(&dev->i2c[num].adap, + 0x1f, 0xf00f, val ? 1 : 0); + break; + case DDB_TUNER_XO2 ... DDB_TUNER_DVBC2T2I_SONY: + { + u8 v; + + i2c_read_reg(&dev->i2c[num].adap, 0x10, 0x08, &v); + v = (v & ~0x10) | (val ? 0x10 : 0); + i2c_write_reg(&dev->i2c[num].adap, 0x10, 0x08, v); + break; + } + default: + break; + } break; } - default: - return -ENOTTY; +} + +static ssize_t led_store(struct device *device, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ddb *dev = dev_get_drvdata(device); + int num = attr->attr.name[3] - 0x30; + u32 val; + + if (sscanf(buf, "%u\n", &val) != 1) + return -EINVAL; + if (val) + dev->leds |= (1 << num); + else + dev->leds &= ~(1 << num); + ddb_set_led(dev, num, val); + return count; +} + +static ssize_t snr_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + char snr[32]; + int num = attr->attr.name[3] - 0x30; + + if (dev->port[num].type >= DDB_TUNER_XO2) { + if (i2c_read_regs(&dev->i2c[num].adap, 0x10, 0x10, snr, 16) < 0) + return sprintf(buf, "NO SNR\n"); + snr[16] = 0; + } else { + /* serial number at 0x100-0x11f */ + if (i2c_read_regs16(&dev->i2c[num].adap, + 0x57, 0x100, snr, 32) < 0) + if (i2c_read_regs16(&dev->i2c[num].adap, + 0x50, 0x100, snr, 32) < 0) + return sprintf(buf, "NO SNR\n"); + snr[31] = 0; /* in case it is not terminated on EEPROM */ } + return sprintf(buf, "%s\n", snr); +} + +static ssize_t bsnr_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + char snr[16]; + + ddbridge_flashread(dev, 0, snr, 0x10, 15); + snr[15] = 0; /* in case it is not terminated on EEPROM */ + return sprintf(buf, "%s\n", snr); +} + +static ssize_t bpsnr_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + unsigned char snr[32]; + + if (!dev->i2c_num) + return 0; + + if (i2c_read_regs16(&dev->i2c[0].adap, + 0x50, 0x0000, snr, 32) < 0 || + snr[0] == 0xff) + return sprintf(buf, "NO SNR\n"); + snr[31] = 0; /* in case it is not terminated on EEPROM */ + return sprintf(buf, "%s\n", snr); +} + +static ssize_t redirect_show(struct device *device, + struct device_attribute *attr, char *buf) +{ return 0; } -static const struct file_operations ddb_fops = { - .unlocked_ioctl = ddb_ioctl, - .open = ddb_open, -}; +static ssize_t redirect_store(struct device *device, + struct device_attribute *attr, + const char *buf, size_t count) +{ + unsigned int i, p; + int res; + + if (sscanf(buf, "%x %x\n", &i, &p) != 2) + return -EINVAL; + res = ddb_redirect(i, p); + if (res < 0) + return res; + dev_info(device, "redirect: %02x, %02x\n", i, p); + return count; +} -static char *ddb_devnode(struct device *device, umode_t *mode) +static ssize_t gap_show(struct device *device, + struct device_attribute *attr, char *buf) { struct ddb *dev = dev_get_drvdata(device); + int num = attr->attr.name[3] - 0x30; - return kasprintf(GFP_KERNEL, "ddbridge/card%d", dev->nr); + return sprintf(buf, "%d\n", dev->port[num].gap); +} + +static ssize_t gap_store(struct device *device, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ddb *dev = dev_get_drvdata(device); + int num = attr->attr.name[3] - 0x30; + unsigned int val; + + if (sscanf(buf, "%u\n", &val) != 1) + return -EINVAL; + if (val > 128) + return -EINVAL; + if (val == 128) + val = 0xffffffff; + dev->port[num].gap = val; + return count; +} + +static ssize_t version_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "%08x %08x\n", + dev->link[0].ids.hwid, dev->link[0].ids.regmapid); +} + +static ssize_t hwid_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "0x%08X\n", dev->link[0].ids.hwid); +} + +static ssize_t regmap_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "0x%08X\n", dev->link[0].ids.regmapid); +} + +static ssize_t fmode_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + int num = attr->attr.name[5] - 0x30; + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "%u\n", dev->link[num].lnb.fmode); +} + +static ssize_t devid_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + int num = attr->attr.name[5] - 0x30; + struct ddb *dev = dev_get_drvdata(device); + + return sprintf(buf, "%08x\n", dev->link[num].ids.devid); +} + +static ssize_t fmode_store(struct device *device, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ddb *dev = dev_get_drvdata(device); + int num = attr->attr.name[5] - 0x30; + unsigned int val; + + if (sscanf(buf, "%u\n", &val) != 1) + return -EINVAL; + if (val > 3) + return -EINVAL; + ddb_lnb_init_fmode(dev, &dev->link[num], val); + return count; } +static struct device_attribute ddb_attrs[] = { + __ATTR_RO(version), + __ATTR_RO(ports), + __ATTR_RO(ts_irq), + __ATTR_RO(i2c_irq), + __ATTR(gap0, 0664, gap_show, gap_store), + __ATTR(gap1, 0664, gap_show, gap_store), + __ATTR(gap2, 0664, gap_show, gap_store), + __ATTR(gap3, 0664, gap_show, gap_store), + __ATTR(fmode0, 0664, fmode_show, fmode_store), + __ATTR(fmode1, 0664, fmode_show, fmode_store), + __ATTR(fmode2, 0664, fmode_show, fmode_store), + __ATTR(fmode3, 0664, fmode_show, fmode_store), + __ATTR_MRO(devid0, devid_show), + __ATTR_MRO(devid1, devid_show), + __ATTR_MRO(devid2, devid_show), + __ATTR_MRO(devid3, devid_show), + __ATTR_RO(hwid), + __ATTR_RO(regmap), + __ATTR(redirect, 0664, redirect_show, redirect_store), + __ATTR_MRO(snr, bsnr_show), + __ATTR_RO(bpsnr), + __ATTR_NULL, +}; + +static struct device_attribute ddb_attrs_temp[] = { + __ATTR_RO(temp), +}; + +static struct device_attribute ddb_attrs_fan[] = { + __ATTR(fan, 0664, fan_show, fan_store), +}; + +static struct device_attribute ddb_attrs_snr[] = { + __ATTR_MRO(snr0, snr_show), + __ATTR_MRO(snr1, snr_show), + __ATTR_MRO(snr2, snr_show), + __ATTR_MRO(snr3, snr_show), +}; + +static struct device_attribute ddb_attrs_ctemp[] = { + __ATTR_MRO(temp0, ctemp_show), + __ATTR_MRO(temp1, ctemp_show), + __ATTR_MRO(temp2, ctemp_show), + __ATTR_MRO(temp3, ctemp_show), +}; + +static struct device_attribute ddb_attrs_led[] = { + __ATTR(led0, 0664, led_show, led_store), + __ATTR(led1, 0664, led_show, led_store), + __ATTR(led2, 0664, led_show, led_store), + __ATTR(led3, 0664, led_show, led_store), +}; + +static struct device_attribute ddb_attrs_fanspeed[] = { + __ATTR_MRO(fanspeed0, fanspeed_show), + __ATTR_MRO(fanspeed1, fanspeed_show), + __ATTR_MRO(fanspeed2, fanspeed_show), + __ATTR_MRO(fanspeed3, fanspeed_show), +}; + +static struct class ddb_class = { + .name = "ddbridge", + .devnode = ddb_devnode, +}; + static int ddb_class_create(void) { ddb_major = register_chrdev(0, DDB_NAME, &ddb_fops); if (ddb_major < 0) return ddb_major; - - ddb_class = class_create(THIS_MODULE, DDB_NAME); - if (IS_ERR(ddb_class)) { - unregister_chrdev(ddb_major, DDB_NAME); - return PTR_ERR(ddb_class); - } - ddb_class->devnode = ddb_devnode; + if (class_register(&ddb_class) < 0) + return -1; return 0; } static void ddb_class_destroy(void) { - class_destroy(ddb_class); + class_unregister(&ddb_class); unregister_chrdev(ddb_major, DDB_NAME); } -static int ddb_device_create(struct ddb *dev) +static void ddb_device_attrs_del(struct ddb *dev) +{ + int i; + + for (i = 0; i < 4; i++) + if (dev->link[i].info && dev->link[i].info->tempmon_irq) + device_remove_file(dev->ddb_dev, + &ddb_attrs_fanspeed[i]); + for (i = 0; i < dev->link[0].info->temp_num; i++) + device_remove_file(dev->ddb_dev, &ddb_attrs_temp[i]); + for (i = 0; i < dev->link[0].info->fan_num; i++) + device_remove_file(dev->ddb_dev, &ddb_attrs_fan[i]); + for (i = 0; i < dev->i2c_num && i < 4; i++) { + if (dev->link[0].info->led_num) + device_remove_file(dev->ddb_dev, &ddb_attrs_led[i]); + device_remove_file(dev->ddb_dev, &ddb_attrs_snr[i]); + device_remove_file(dev->ddb_dev, &ddb_attrs_ctemp[i]); + } + for (i = 0; ddb_attrs[i].attr.name; i++) + device_remove_file(dev->ddb_dev, &ddb_attrs[i]); +} + +static int ddb_device_attrs_add(struct ddb *dev) +{ + int i; + + for (i = 0; ddb_attrs[i].attr.name; i++) + if (device_create_file(dev->ddb_dev, &ddb_attrs[i])) + goto fail; + for (i = 0; i < dev->link[0].info->temp_num; i++) + if (device_create_file(dev->ddb_dev, &ddb_attrs_temp[i])) + goto fail; + for (i = 0; i < dev->link[0].info->fan_num; i++) + if (device_create_file(dev->ddb_dev, &ddb_attrs_fan[i])) + goto fail; + for (i = 0; (i < dev->i2c_num) && (i < 4); i++) { + if (device_create_file(dev->ddb_dev, &ddb_attrs_snr[i])) + goto fail; + if (device_create_file(dev->ddb_dev, &ddb_attrs_ctemp[i])) + goto fail; + if (dev->link[0].info->led_num) + if (device_create_file(dev->ddb_dev, + &ddb_attrs_led[i])) + goto fail; + } + for (i = 0; i < 4; i++) + if (dev->link[i].info && dev->link[i].info->tempmon_irq) + if (device_create_file(dev->ddb_dev, + &ddb_attrs_fanspeed[i])) + goto fail; + return 0; +fail: + return -1; +} + +int ddb_device_create(struct ddb *dev) { - dev->nr = ddb_num++; - dev->ddb_dev = device_create(ddb_class, NULL, + int res = 0; + + if (ddb_num == DDB_MAX_ADAPTER) + return -ENOMEM; + mutex_lock(&ddb_mutex); + dev->nr = ddb_num; + ddbs[dev->nr] = dev; + dev->ddb_dev = device_create(&ddb_class, dev->dev, MKDEV(ddb_major, dev->nr), dev, "ddbridge%d", dev->nr); - ddbs[dev->nr] = dev; - if (IS_ERR(dev->ddb_dev)) - return -1; - return 0; + if (IS_ERR(dev->ddb_dev)) { + res = PTR_ERR(dev->ddb_dev); + dev_info(dev->dev, "Could not create ddbridge%d\n", dev->nr); + goto fail; + } + res = ddb_device_attrs_add(dev); + if (res) { + ddb_device_attrs_del(dev); + device_destroy(&ddb_class, MKDEV(ddb_major, dev->nr)); + ddbs[dev->nr] = NULL; + dev->ddb_dev = ERR_PTR(-ENODEV); + } else { + ddb_num++; + } +fail: + mutex_unlock(&ddb_mutex); + return res; } -static void ddb_device_destroy(struct ddb *dev) +void ddb_device_destroy(struct ddb *dev) { - ddb_num--; if (IS_ERR(dev->ddb_dev)) return; - device_destroy(ddb_class, MKDEV(ddb_major, 0)); + ddb_device_attrs_del(dev); + device_destroy(&ddb_class, MKDEV(ddb_major, dev->nr)); } - /****************************************************************************/ /****************************************************************************/ /****************************************************************************/ -static void ddb_unmap(struct ddb *dev) +static void tempmon_setfan(struct ddb_link *link) { - if (dev->regs) - iounmap(dev->regs); - vfree(dev); -} + u32 temp, temp2, pwm; + if ((ddblreadl(link, TEMPMON_CONTROL) & + TEMPMON_CONTROL_OVERTEMP) != 0) { + dev_info(link->dev->dev, "Over temperature condition\n"); + link->overtemperature_error = 1; + } + temp = (ddblreadl(link, TEMPMON_SENSOR0) >> 8) & 0xFF; + if (temp & 0x80) + temp = 0; + temp2 = (ddblreadl(link, TEMPMON_SENSOR1) >> 8) & 0xFF; + if (temp2 & 0x80) + temp2 = 0; + if (temp2 > temp) + temp = temp2; + + pwm = (ddblreadl(link, TEMPMON_FANCONTROL) >> 8) & 0x0F; + if (pwm > 10) + pwm = 10; + + if (temp >= link->temp_tab[pwm]) { + while (pwm < 10 && temp >= link->temp_tab[pwm + 1]) + pwm += 1; + } else { + while (pwm > 1 && temp < link->temp_tab[pwm - 2]) + pwm -= 1; + } + ddblwritel(link, (pwm << 8), TEMPMON_FANCONTROL); +} -static void ddb_remove(struct pci_dev *pdev) +static void temp_handler(void *data) { - struct ddb *dev = (struct ddb *) pci_get_drvdata(pdev); + struct ddb_link *link = (struct ddb_link *)data; - ddb_ports_detach(dev); - ddb_i2c_release(dev); + spin_lock(&link->temp_lock); + tempmon_setfan(link); + spin_unlock(&link->temp_lock); +} - ddbwritel(0, INTERRUPT_ENABLE); - free_irq(dev->pdev->irq, dev); -#ifdef CONFIG_PCI_MSI - if (dev->msi) - pci_disable_msi(dev->pdev); -#endif - ddb_ports_release(dev); - ddb_buffers_free(dev); - ddb_device_destroy(dev); +static int tempmon_init(struct ddb_link *link, int first_time) +{ + struct ddb *dev = link->dev; + int status = 0; + u32 l = link->nr; - ddb_unmap(dev); - pci_set_drvdata(pdev, 0); - pci_disable_device(pdev); -} + spin_lock_irq(&link->temp_lock); + if (first_time) { + static u8 temperature_table[11] = { + 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80 }; + memcpy(link->temp_tab, temperature_table, + sizeof(temperature_table)); + } + ddb_irq_set(dev, l, link->info->tempmon_irq, temp_handler, link); + ddblwritel(link, (TEMPMON_CONTROL_OVERTEMP | TEMPMON_CONTROL_AUTOSCAN | + TEMPMON_CONTROL_INTENABLE), + TEMPMON_CONTROL); + ddblwritel(link, (3 << 8), TEMPMON_FANCONTROL); + + link->overtemperature_error = + ((ddblreadl(link, TEMPMON_CONTROL) & + TEMPMON_CONTROL_OVERTEMP) != 0); + if (link->overtemperature_error) { + dev_info(link->dev->dev, "Over temperature condition\n"); + status = -1; + } + tempmon_setfan(link); + spin_unlock_irq(&link->temp_lock); + return status; +} -static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) +static int ddb_init_tempmon(struct ddb_link *link) { - struct ddb *dev; - int stat = 0; - int irq_flag = IRQF_SHARED; + const struct ddb_info *info = link->info; - if (pci_enable_device(pdev) < 0) - return -ENODEV; - - dev = vmalloc(sizeof(struct ddb)); - if (dev == NULL) - return -ENOMEM; - memset(dev, 0, sizeof(struct ddb)); + if (!info->tempmon_irq) + return 0; + if (info->type == DDB_OCTOPUS_MAX_CT) + if (link->ids.regmapid < 0x00010002) + return 0; + spin_lock_init(&link->temp_lock); + dev_dbg(link->dev->dev, "init_tempmon\n"); + return tempmon_init(link, 1); +} - dev->pdev = pdev; - pci_set_drvdata(pdev, dev); - dev->info = (struct ddb_info *) id->driver_data; - printk(KERN_INFO "DDBridge driver detected: %s\n", dev->info->name); +/****************************************************************************/ +/****************************************************************************/ +/****************************************************************************/ - dev->regs = ioremap(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); - if (!dev->regs) { - stat = -ENOMEM; - goto fail; +static int ddb_init_boards(struct ddb *dev) +{ + const struct ddb_info *info; + struct ddb_link *link; + u32 l; + + for (l = 0; l < DDB_MAX_LINK; l++) { + link = &dev->link[l]; + info = link->info; + + if (!info) + continue; + if (info->board_control) { + ddbwritel(dev, 0, DDB_LINK_TAG(l) | BOARD_CONTROL); + msleep(100); + ddbwritel(dev, info->board_control_2, + DDB_LINK_TAG(l) | BOARD_CONTROL); + usleep_range(2000, 3000); + ddbwritel(dev, + info->board_control_2 | info->board_control, + DDB_LINK_TAG(l) | BOARD_CONTROL); + usleep_range(2000, 3000); + } + ddb_init_tempmon(link); } - printk(KERN_INFO "HW %08x FW %08x\n", ddbreadl(0), ddbreadl(4)); + return 0; +} -#ifdef CONFIG_PCI_MSI - if (pci_msi_enabled()) - stat = pci_enable_msi(dev->pdev); - if (stat) { - printk(KERN_INFO ": MSI not available.\n"); - } else { - irq_flag = 0; - dev->msi = 1; +int ddb_init(struct ddb *dev) +{ + mutex_init(&dev->link[0].lnb.lock); + mutex_init(&dev->link[0].flash_mutex); + if (no_init) { + ddb_device_create(dev); + return 0; } -#endif - stat = request_irq(dev->pdev->irq, irq_handler, - irq_flag, "DDBridge", (void *) dev); - if (stat < 0) - goto fail1; - ddbwritel(0, DMA_BASE_WRITE); - ddbwritel(0, DMA_BASE_READ); - ddbwritel(0xffffffff, INTERRUPT_ACK); - ddbwritel(0xfff0f, INTERRUPT_ENABLE); - ddbwritel(0, MSI1_ENABLE); + + ddb_init_boards(dev); if (ddb_i2c_init(dev) < 0) goto fail1; ddb_ports_init(dev); if (ddb_buffers_alloc(dev) < 0) { - printk(KERN_INFO ": Could not allocate buffer memory\n"); + dev_info(dev->dev, "Could not allocate buffer memory\n"); goto fail2; } if (ddb_ports_attach(dev) < 0) goto fail3; + ddb_device_create(dev); + + if (dev->link[0].info->fan_num) { + ddbwritel(dev, 1, GPIO_DIRECTION); + ddbwritel(dev, 1, GPIO_OUTPUT); + } return 0; fail3: + dev_err(dev->dev, "fail3\n"); ddb_ports_detach(dev); - printk(KERN_ERR "fail3\n"); - ddb_ports_release(dev); -fail2: - printk(KERN_ERR "fail2\n"); ddb_buffers_free(dev); +fail2: + dev_err(dev->dev, "fail2\n"); + ddb_ports_release(dev); + ddb_i2c_release(dev); fail1: - printk(KERN_ERR "fail1\n"); - if (dev->msi) - pci_disable_msi(dev->pdev); - free_irq(dev->pdev->irq, dev); -fail: - printk(KERN_ERR "fail\n"); - ddb_unmap(dev); - pci_set_drvdata(pdev, 0); - pci_disable_device(pdev); + dev_err(dev->dev, "fail1\n"); return -1; } -/******************************************************************************/ -/******************************************************************************/ -/******************************************************************************/ - -static struct ddb_info ddb_none = { - .type = DDB_NONE, - .name = "Digital Devices PCIe bridge", -}; - -static struct ddb_info ddb_octopus = { - .type = DDB_OCTOPUS, - .name = "Digital Devices Octopus DVB adapter", - .port_num = 4, -}; - -static struct ddb_info ddb_octopus_le = { - .type = DDB_OCTOPUS, - .name = "Digital Devices Octopus LE DVB adapter", - .port_num = 2, -}; - -static struct ddb_info ddb_v6 = { - .type = DDB_OCTOPUS, - .name = "Digital Devices Cine S2 V6 DVB adapter", - .port_num = 3, -}; - -#define DDVID 0xdd01 /* Digital Devices Vendor ID */ - -#define DDB_ID(_vend, _dev, _subvend, _subdev, _driverdata) { \ - .vendor = _vend, .device = _dev, \ - .subvendor = _subvend, .subdevice = _subdev, \ - .driver_data = (unsigned long)&_driverdata } - -static const struct pci_device_id ddb_id_tbl[] = { - DDB_ID(DDVID, 0x0002, DDVID, 0x0001, ddb_octopus), - DDB_ID(DDVID, 0x0003, DDVID, 0x0001, ddb_octopus), - DDB_ID(DDVID, 0x0003, DDVID, 0x0002, ddb_octopus_le), - DDB_ID(DDVID, 0x0003, DDVID, 0x0010, ddb_octopus), - DDB_ID(DDVID, 0x0003, DDVID, 0x0020, ddb_v6), - /* in case sub-ids got deleted in flash */ - DDB_ID(DDVID, 0x0003, PCI_ANY_ID, PCI_ANY_ID, ddb_none), - {0} -}; -MODULE_DEVICE_TABLE(pci, ddb_id_tbl); - - -static struct pci_driver ddb_pci_driver = { - .name = "DDBridge", - .id_table = ddb_id_tbl, - .probe = ddb_probe, - .remove = ddb_remove, -}; - -static __init int module_init_ddbridge(void) +void ddb_unmap(struct ddb *dev) { - int ret; - - printk(KERN_INFO "Digital Devices PCIE bridge driver, " - "Copyright (C) 2010-11 Digital Devices GmbH\n"); + if (dev->regs) + iounmap(dev->regs); + vfree(dev); +} - ret = ddb_class_create(); - if (ret < 0) - return ret; - ret = pci_register_driver(&ddb_pci_driver); - if (ret < 0) +int ddb_exit_ddbridge(int stage, int error) +{ + switch (stage) { + default: + case 2: + destroy_workqueue(ddb_wq); + fallthrough; + case 1: ddb_class_destroy(); - return ret; + break; + } + + return error; } -static __exit void module_exit_ddbridge(void) +int ddb_init_ddbridge(void) { - pci_unregister_driver(&ddb_pci_driver); - ddb_class_destroy(); -} + if (dma_buf_num < 8) + dma_buf_num = 8; + if (dma_buf_num > 32) + dma_buf_num = 32; + if (dma_buf_size < 1) + dma_buf_size = 1; + if (dma_buf_size > 43) + dma_buf_size = 43; -module_init(module_init_ddbridge); -module_exit(module_exit_ddbridge); + if (ddb_class_create() < 0) + return -1; + ddb_wq = alloc_workqueue("ddbridge", 0, 0); + if (!ddb_wq) + return ddb_exit_ddbridge(1, -1); -MODULE_DESCRIPTION("Digital Devices PCIe Bridge"); -MODULE_AUTHOR("Ralph Metzler"); -MODULE_LICENSE("GPL"); -MODULE_VERSION("0.5"); + return 0; +} |