media: ddbridge: fixup checkpatch-strict issues
authorDaniel Scheller <d.scheller@gmx.net>
Sun, 15 Oct 2017 20:51:51 +0000 (16:51 -0400)
committerMauro Carvalho Chehab <mchehab@s-opensource.com>
Mon, 11 Dec 2017 18:04:45 +0000 (13:04 -0500)
Fixes several alignment, braces, space-before-cast, camelcase et al issues
reported by checkpatch --strict, plus a few more checkpatch didn't report.

Three checks are left after this though:
- one CamelCase in ddbridge-core, related to defines/vars/enums referenced
  from the stv090x demod driver
- one macro argument reuse in ddbridge-core aswell
- one unbalanced braces around else in ddbridge-main, which is due to
  #ifdefs related to CONFIG_PCI_MSI, which preferrably should be kept
  as-is for readability.

Signed-off-by: Daniel Scheller <d.scheller@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
drivers/media/pci/ddbridge/ddbridge-core.c
drivers/media/pci/ddbridge/ddbridge-hw.c
drivers/media/pci/ddbridge/ddbridge-i2c.c
drivers/media/pci/ddbridge/ddbridge-main.c
drivers/media/pci/ddbridge/ddbridge-maxs8.c
drivers/media/pci/ddbridge/ddbridge-regs.h
drivers/media/pci/ddbridge/ddbridge.h

index 653e7986923c19d5f900a98730bac87698665650..0eaa2efdcc54f981dbacd605d236aa4414dda781 100644 (file)
@@ -112,7 +112,6 @@ static void ddb_set_dma_tables(struct ddb *dev)
        }
 }
 
-
 /****************************************************************************/
 /****************************************************************************/
 /****************************************************************************/
@@ -210,8 +209,9 @@ static int ddb_redirect(u32 i, u32 p)
                if (input->redi) {
                        input2->redi = input->redi;
                        input->redi = NULL;
-               } else
+               } else {
                        input2->redi = input;
+               }
        }
        input->redo = port->output;
        port->output->redi = input;
@@ -357,9 +357,9 @@ static void calc_con(struct ddb_output *output, u32 *con, u32 *con2, u32 flags)
                                max_bitrate = 0;
                                gap = 0;
                                if (bitrate != 72000) {
-                                       if (bitrate >= 96000)
+                                       if (bitrate >= 96000) {
                                                *con |= 0x800;
-                                       else {
+                                       else {
                                                *con |= 0x1000;
                                                nco = (bitrate * 8192 + 71999)
                                                        / 72000;
@@ -506,7 +506,6 @@ static void ddb_input_start(struct ddb_input *input)
        }
 }
 
-
 static void ddb_input_start_all(struct ddb_input *input)
 {
        struct ddb_input *i = input;
@@ -572,7 +571,7 @@ static ssize_t ddb_output_write(struct ddb_output *output,
        while (left) {
                len = output->dma->size - output->dma->coff;
                if ((((output->dma->cbuf + 1) % output->dma->num) == idx) &&
-                   (off == 0)) {
+                   off == 0) {
                        if (len <= 188)
                                break;
                        len -= 188;
@@ -593,7 +592,8 @@ static ssize_t ddb_output_write(struct ddb_output *output,
                                   buf, len))
                        return -EIO;
                if (alt_dma)
-                       dma_sync_single_for_device(dev->dev,
+                       dma_sync_single_for_device(
+                               dev->dev,
                                output->dma->pbuf[output->dma->cbuf],
                                output->dma->size, DMA_TO_DEVICE);
                left -= len;
@@ -632,7 +632,7 @@ static u32 ddb_input_avail(struct ddb_input *input)
 }
 
 static ssize_t ddb_input_read(struct ddb_input *input,
-               __user u8 *buf, size_t count)
+                             __user u8 *buf, size_t count)
 {
        struct ddb *dev = input->port->dev;
        u32 left = count;
@@ -648,7 +648,8 @@ static ssize_t ddb_input_read(struct ddb_input *input,
                if (free > left)
                        free = left;
                if (alt_dma)
-                       dma_sync_single_for_cpu(dev->dev,
+                       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] +
@@ -792,8 +793,10 @@ static int ts_open(struct inode *inode, struct file *file)
        } else if ((file->f_flags & O_ACCMODE) == O_WRONLY) {
                if (!output)
                        return -EINVAL;
-       } else
+       } else {
                return -EINVAL;
+       }
+
        err = dvb_generic_open(inode, file);
        if (err < 0)
                return err;
@@ -822,7 +825,6 @@ static struct dvb_device dvbdev_ci = {
        .fops    = &ci_fops,
 };
 
-
 /****************************************************************************/
 /****************************************************************************/
 
@@ -914,7 +916,7 @@ static int demod_attach_stv0367(struct ddb_input *input)
 
        /* attach frontend */
        dvb->fe = dvb_attach(stv0367ddb_attach,
-               &ddb_stv0367_config[(input->nr & 1)], i2c);
+                            &ddb_stv0367_config[(input->nr & 1)], i2c);
 
        if (!dvb->fe) {
                dev_err(dev, "No stv0367 found!\n");
@@ -1017,7 +1019,7 @@ static int tuner_attach_tda18212(struct ddb_input *input, u32 porttype)
 
        /* perform tuner init/attach */
        client = i2c_new_device(adapter, &board_info);
-       if (client == NULL || client->dev.driver == NULL)
+       if (!client || !client->dev.driver)
                goto err;
 
        if (!try_module_get(client->dev.driver->owner)) {
@@ -1132,7 +1134,7 @@ static int tuner_attach_stv6110(struct ddb_input *input, int type)
                return -ENODEV;
        }
        dev_info(dev, "attach tuner input %d adr %02x\n",
-               input->nr, tunerconf->addr);
+                input->nr, tunerconf->addr);
 
        feconf->tuner_init          = ctl->tuner_init;
        feconf->tuner_sleep         = ctl->tuner_sleep;
@@ -1262,7 +1264,8 @@ static void dvb_input_detach(struct ddb_input *input)
                        dvb_frontend_detach(dvb->fe2);
                if (dvb->fe)
                        dvb_frontend_detach(dvb->fe);
-               dvb->fe = dvb->fe2 = NULL;
+               dvb->fe = NULL;
+               dvb->fe2 = NULL;
                /* fallthrough */
        case 0x20:
                client = dvb->i2c_client[0];
@@ -1406,7 +1409,8 @@ static int dvb_input_attach(struct ddb_input *input)
                DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING;
        dvbdemux->start_feed = start_feed;
        dvbdemux->stop_feed = stop_feed;
-       dvbdemux->filternum = dvbdemux->feednum = 256;
+       dvbdemux->filternum = 256;
+       dvbdemux->feednum = 256;
        ret = dvb_dmx_init(dvbdemux);
        if (ret < 0)
                return ret;
@@ -1433,7 +1437,8 @@ static int dvb_input_attach(struct ddb_input *input)
                return ret;
        dvb->attached = 0x20;
 
-       dvb->fe = dvb->fe2 = NULL;
+       dvb->fe = NULL;
+       dvb->fe2 = NULL;
        switch (port->type) {
        case DDB_TUNER_MXL5XX:
                if (fe_attach_mxl5xx(input) < 0)
@@ -1700,11 +1705,11 @@ static int init_xo2_ci(struct ddb_port *port)
 
        if (data[0] > 1)  {
                dev_info(dev->dev, "Port %d: invalid XO2 CI %02x\n",
-                       port->nr, data[0]);
+                        port->nr, data[0]);
                return -1;
        }
        dev_info(dev->dev, "Port %d: DuoFlex CI %u.%u\n",
-               port->nr, data[0], data[1]);
+                port->nr, data[0], data[1]);
 
        i2c_read_reg(i2c, 0x10, 0x08, &val);
        if (val != 0) {
@@ -1715,7 +1720,6 @@ static int init_xo2_ci(struct ddb_port *port)
        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);
 
@@ -1818,7 +1822,7 @@ static void ddb_port_probe(struct ddb_port *port)
                                  port->i2c->regs + I2C_TIMING);
                } else {
                        dev_info(dev->dev, "Port %d: Uninitialized DuoFlex\n",
-                              port->nr);
+                                port->nr);
                        return;
                }
        } else if (port_has_xo2(port, &type, &id)) {
@@ -1909,7 +1913,6 @@ static void ddb_port_probe(struct ddb_port *port)
        }
 }
 
-
 /****************************************************************************/
 /****************************************************************************/
 /****************************************************************************/
@@ -1999,7 +2002,7 @@ static int slot_reset(struct dvb_ca_en50221 *ca, int slot)
                  CI_CONTROL(ci->nr));
        ddbwritel(ci->port->dev, CI_ENABLE | CI_POWER_ON | CI_RESET_CAM,
                  CI_CONTROL(ci->nr));
-       udelay(20);
+       usleep_range(20, 25);
        ddbwritel(ci->port->dev, CI_ENABLE | CI_POWER_ON,
                  CI_CONTROL(ci->nr));
        return 0;
@@ -2264,7 +2267,7 @@ static int ddb_port_attach(struct ddb_port *port)
        case DDB_PORT_LOOP:
                ret = dvb_register_device(port->dvb[0].adap,
                                          &port->dvb[0].dev,
-                                         &dvbdev_ci, (void *) port->output,
+                                         &dvbdev_ci, (void *)port->output,
                                          DVB_DEVICE_SEC, 0);
                break;
        default:
@@ -2323,7 +2326,6 @@ void ddb_ports_detach(struct ddb *dev)
        dvb_unregister_adapters(dev);
 }
 
-
 /* Copy input DMA pointers to output DMA and ACK. */
 
 static void input_write_output(struct ddb_input *input,
@@ -2350,16 +2352,18 @@ static void input_write_dvb(struct ddb_input *input,
        struct ddb *dev = input->port->dev;
        int ack = 1;
 
-       dma = dma2 = input->dma;
-       /* if there also is an output connected, do not ACK.
+       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)) {
+       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;
@@ -2382,7 +2386,7 @@ static void input_write_dvb(struct ddb_input *input,
 static void input_work(struct work_struct *work)
 {
        struct ddb_dma *dma = container_of(work, struct ddb_dma, work);
-       struct ddb_input *input = (struct ddb_input *) dma->io;
+       struct ddb_input *input = (struct ddb_input *)dma->io;
        struct ddb *dev = input->port->dev;
        unsigned long flags;
 
@@ -2404,11 +2408,11 @@ static void input_work(struct work_struct *work)
 
 static void input_handler(unsigned long data)
 {
-       struct ddb_input *input = (struct ddb_input *) data;
+       struct ddb_input *input = (struct ddb_input *)data;
        struct ddb_dma *dma = input->dma;
 
-
-       /* If there is no input connected, input_tasklet() will
+       /*
+        * If there is no input connected, input_tasklet() will
         * just copy pointers and ACK. So, there is no need to go
         * through the tasklet scheduler.
         */
@@ -2420,7 +2424,7 @@ static void input_handler(unsigned long data)
 
 static void output_handler(unsigned long data)
 {
-       struct ddb_output *output = (struct ddb_output *) data;
+       struct ddb_output *output = (struct ddb_output *)data;
        struct ddb_dma *dma = output->dma;
        struct ddb *dev = output->port->dev;
 
@@ -2509,10 +2513,10 @@ static void ddb_input_init(struct ddb_port *port, int nr, int pnr, int anr)
                        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);
+                       port->lnr, nr, dma_nr + base);
 
                dev->handler[0][dma_nr + base] = input_handler;
-               dev->handler_data[0][dma_nr + base] = (unsigned long) input;
+               dev->handler_data[0][dma_nr + base] = (unsigned long)input;
                ddb_dma_init(input, dma_nr, 0);
        }
 }
@@ -2531,14 +2535,14 @@ static void ddb_output_init(struct ddb_port *port, int nr)
                (rm->output->base + rm->output->size * nr);
 
        dev_dbg(dev->dev, "init link %u, output %u, regs %08x\n",
-                port->lnr, nr, output->regs);
+               port->lnr, nr, output->regs);
 
        if (dev->has_dma) {
                const struct ddb_regmap *rm0 = io_regmap(output, 0);
                u32 base = rm0->irq_base_odma;
 
                dev->handler[0][nr + base] = output_handler;
-               dev->handler_data[0][nr + base] = (unsigned long) output;
+               dev->handler_data[0][nr + base] = (unsigned long)output;
                ddb_dma_init(output, nr, 1);
        }
 }
@@ -2606,7 +2610,7 @@ void ddb_ports_init(struct ddb *dev)
                        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 &&
+                       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;
@@ -2615,8 +2619,8 @@ void ddb_ports_init(struct ddb *dev)
                        }
 
                        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);
+                                port->pnr, port->lnr, port->nr, port->nr + 1,
+                                port->name);
 
                        if (port->class == DDB_PORT_CI &&
                            port->type == DDB_CI_EXTERNAL_XO2) {
@@ -2738,7 +2742,7 @@ static void irq_handle_io(struct ddb *dev, u32 s)
 
 irqreturn_t ddb_irq_handler0(int irq, void *dev_id)
 {
-       struct ddb *dev = (struct ddb *) dev_id;
+       struct ddb *dev = (struct ddb *)dev_id;
        u32 s = ddbreadl(dev, INTERRUPT_STATUS);
 
        do {
@@ -2755,7 +2759,7 @@ irqreturn_t ddb_irq_handler0(int irq, void *dev_id)
 
 irqreturn_t ddb_irq_handler1(int irq, void *dev_id)
 {
-       struct ddb *dev = (struct ddb *) dev_id;
+       struct ddb *dev = (struct ddb *)dev_id;
        u32 s = ddbreadl(dev, INTERRUPT_STATUS);
 
        do {
@@ -2772,7 +2776,7 @@ irqreturn_t ddb_irq_handler1(int irq, void *dev_id)
 
 irqreturn_t ddb_irq_handler(int irq, void *dev_id)
 {
-       struct ddb *dev = (struct ddb *) dev_id;
+       struct ddb *dev = (struct ddb *)dev_id;
        u32 s = ddbreadl(dev, INTERRUPT_STATUS);
        int ret = IRQ_HANDLED;
 
@@ -2809,7 +2813,7 @@ static int reg_wait(struct ddb *dev, u32 reg, u32 bit)
 }
 
 static int flashio(struct ddb *dev, u32 lnr, u8 *wbuf, u32 wlen, u8 *rbuf,
-       u32 rlen)
+                  u32 rlen)
 {
        u32 data, shift;
        u32 tag = DDB_LINK_TAG(lnr);
@@ -2820,7 +2824,7 @@ static int flashio(struct ddb *dev, u32 lnr, u8 *wbuf, u32 wlen, u8 *rbuf,
                ddbwritel(dev, 1, tag | SPI_CONTROL);
        while (wlen > 4) {
                /* FIXME: check for big-endian */
-               data = swab32(*(u32 *) wbuf);
+               data = swab32(*(u32 *)wbuf);
                wbuf += 4;
                wlen -= 4;
                ddbwritel(dev, data, tag | SPI_DATA);
@@ -2860,12 +2864,12 @@ static int flashio(struct ddb *dev, u32 lnr, u8 *wbuf, u32 wlen, u8 *rbuf,
                if (reg_wait(dev, tag | SPI_CONTROL, 4))
                        goto fail;
                data = ddbreadl(dev, tag | SPI_DATA);
-               *(u32 *) rbuf = swab32(data);
+               *(u32 *)rbuf = swab32(data);
                rbuf += 4;
                rlen -= 4;
        }
        ddbwritel(dev, 0x0003 | ((rlen << (8 + 3)) & 0x1F00),
-               tag | SPI_CONTROL);
+                 tag | SPI_CONTROL);
        ddbwritel(dev, 0xffffffff, tag | SPI_DATA);
        if (reg_wait(dev, tag | SPI_CONTROL, 4))
                goto fail;
@@ -3008,7 +3012,7 @@ static ssize_t fan_store(struct device *device, struct device_attribute *d,
 }
 
 static ssize_t fanspeed_show(struct device *device,
-                       struct device_attribute *attr, char *buf)
+                            struct device_attribute *attr, char *buf)
 {
        struct ddb *dev = dev_get_drvdata(device);
        int num = attr->attr.name[8] - 0x30;
@@ -3046,7 +3050,7 @@ static ssize_t temp_show(struct device *device,
 }
 
 static ssize_t ctemp_show(struct device *device,
-               struct device_attribute *attr, char *buf)
+                         struct device_attribute *attr, char *buf)
 {
        struct ddb *dev = dev_get_drvdata(device);
        struct i2c_adapter *adap;
@@ -3073,7 +3077,6 @@ static ssize_t led_show(struct device *device,
        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)
@@ -3160,7 +3163,7 @@ static ssize_t bsnr_show(struct device *device,
 }
 
 static ssize_t bpsnr_show(struct device *device,
-                        struct device_attribute *attr, char *buf)
+                         struct device_attribute *attr, char *buf)
 {
        struct ddb *dev = dev_get_drvdata(device);
        unsigned char snr[32];
@@ -3205,7 +3208,6 @@ static ssize_t gap_show(struct device *device,
        int num = attr->attr.name[3] - 0x30;
 
        return sprintf(buf, "%d\n", dev->port[num].gap);
-
 }
 
 static ssize_t gap_store(struct device *device, struct device_attribute *attr,
@@ -3251,7 +3253,7 @@ static ssize_t regmap_show(struct device *device,
 }
 
 static ssize_t fmode_show(struct device *device,
-                        struct device_attribute *attr, char *buf)
+                         struct device_attribute *attr, char *buf)
 {
        int num = attr->attr.name[5] - 0x30;
        struct ddb *dev = dev_get_drvdata(device);
@@ -3269,7 +3271,7 @@ static ssize_t devid_show(struct device *device,
 }
 
 static ssize_t fmode_store(struct device *device, struct device_attribute *attr,
-                         const char *buf, size_t count)
+                          const char *buf, size_t count)
 {
        struct ddb *dev = dev_get_drvdata(device);
        int num = attr->attr.name[5] - 0x30;
@@ -3384,7 +3386,7 @@ static void ddb_device_attrs_del(struct ddb *dev)
                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 != NULL; i++)
+       for (i = 0; ddb_attrs[i].attr.name; i++)
                device_remove_file(dev->ddb_dev, &ddb_attrs[i]);
 }
 
@@ -3392,7 +3394,7 @@ static int ddb_device_attrs_add(struct ddb *dev)
 {
        int i;
 
-       for (i = 0; ddb_attrs[i].attr.name != NULL; 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++)
@@ -3444,8 +3446,9 @@ int ddb_device_create(struct ddb *dev)
                device_destroy(&ddb_class, MKDEV(ddb_major, dev->nr));
                ddbs[dev->nr] = NULL;
                dev->ddb_dev = ERR_PTR(-ENODEV);
-       } else
+       } else {
                ddb_num++;
+       }
 fail:
        mutex_unlock(&ddb_mutex);
        return res;
@@ -3497,7 +3500,7 @@ static void tempmon_setfan(struct ddb_link *link)
 
 static void temp_handler(unsigned long data)
 {
-       struct ddb_link *link = (struct ddb_link *) data;
+       struct ddb_link *link = (struct ddb_link *)data;
 
        spin_lock(&link->temp_lock);
        tempmon_setfan(link);
@@ -3516,10 +3519,10 @@ static int tempmon_init(struct ddb_link *link, int first_time)
                        30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80 };
 
                memcpy(link->temp_tab, temperature_table,
-                       sizeof(temperature_table));
+                      sizeof(temperature_table));
        }
        dev->handler[l][link->info->tempmon_irq] = temp_handler;
-       dev->handler_data[l][link->info->tempmon_irq] = (unsigned long) link;
+       dev->handler_data[l][link->info->tempmon_irq] = (unsigned long)link;
        ddblwritel(link, (TEMPMON_CONTROL_OVERTEMP | TEMPMON_CONTROL_AUTOSCAN |
                          TEMPMON_CONTROL_INTENABLE),
                   TEMPMON_CONTROL);
@@ -3571,11 +3574,11 @@ static int ddb_init_boards(struct ddb *dev)
                        ddbwritel(dev, 0, DDB_LINK_TAG(l) | BOARD_CONTROL);
                        msleep(100);
                        ddbwritel(dev, info->board_control_2,
-                               DDB_LINK_TAG(l) | BOARD_CONTROL);
+                                 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);
+                                 info->board_control_2 | info->board_control,
+                                 DDB_LINK_TAG(l) | BOARD_CONTROL);
                        usleep_range(2000, 3000);
                }
                ddb_init_tempmon(link);
index 48248bcd59c293ceb62e6057731dd8876525af26..c6d14925e2fc202fcbd1c30abcab56d4d5130039 100644 (file)
@@ -185,7 +185,7 @@ static const struct ddb_info ddb_ctv7 = {
        .board_control_2 = 4,
 };
 
-static const struct ddb_info ddb_satixS2v3 = {
+static const struct ddb_info ddb_satixs2v3 = {
        .type     = DDB_OCTOPUS,
        .name     = "Mystique SaTiX-S2 V3 DVB adapter",
        .regmap   = &octopus_map,
@@ -336,7 +336,7 @@ static const struct ddb_device_id ddb_device_ids[] = {
        DDB_DEVID(0x0006, 0x0022, ddb_v7),
        DDB_DEVID(0x0006, 0x0024, ddb_v7a),
        DDB_DEVID(0x0003, 0x0030, ddb_dvbct),
-       DDB_DEVID(0x0003, 0xdb03, ddb_satixS2v3),
+       DDB_DEVID(0x0003, 0xdb03, ddb_satixs2v3),
        DDB_DEVID(0x0006, 0x0031, ddb_ctv7),
        DDB_DEVID(0x0006, 0x0032, ddb_ctv7),
        DDB_DEVID(0x0006, 0x0033, ddb_ctv7),
@@ -367,8 +367,8 @@ const struct ddb_info *get_ddb_info(u16 vendor, u16 device,
                if (vendor == id->vendor &&
                    device == id->device &&
                    subvendor == id->subvendor &&
-                   ((subdevice == id->subdevice) ||
-                    (id->subdevice == 0xffff)))
+                   (subdevice == id->subdevice ||
+                    id->subdevice == 0xffff))
                        return id->info;
        }
 
index e4d39c3270ae2b6f9a13b4fbaaaebd0b6ec878cf..82a9a0e806fc2664aab2cb67699d7642853589b8 100644 (file)
@@ -81,7 +81,7 @@ static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd)
 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_i2c *i2c = (struct ddb_i2c *)i2c_get_adapdata(adapter);
        struct ddb *dev = i2c->dev;
        u8 addr = 0;
 
@@ -149,7 +149,7 @@ void ddb_i2c_release(struct ddb *dev)
 
 static void i2c_handler(unsigned long priv)
 {
-       struct ddb_i2c *i2c = (struct ddb_i2c *) priv;
+       struct ddb_i2c *i2c = (struct ddb_i2c *)priv;
 
        complete(&i2c->completion);
 }
@@ -171,20 +171,20 @@ static int ddb_i2c_add(struct ddb *dev, struct ddb_i2c *i2c,
                (regmap->i2c->base + regmap->i2c->size * i);
        ddbwritel(dev, I2C_SPEED_100, i2c->regs + I2C_TIMING);
        ddbwritel(dev, ((i2c->rbuf & 0xffff) << 16) | (i2c->wbuf & 0xffff),
-               i2c->regs + I2C_TASKADDRESS);
+                 i2c->regs + I2C_TASKADDRESS);
        init_completion(&i2c->completion);
 
        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;
+       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
        snprintf(adap->name, I2C_NAME_SIZE, "ddbridge_%02x.%x.%x",
-               dev->nr, i2c->link, i);
+                dev->nr, i2c->link, i);
        adap->algo = &ddb_i2c_algo;
        adap->algo_data = (void *)i2c;
        adap->dev.parent = dev->dev;
@@ -210,7 +210,7 @@ int ddb_i2c_init(struct ddb *dev)
                        if (!(dev->link[l].info->i2c_mask & (1 << i)))
                                continue;
                        i2c = &dev->i2c[num];
-                       dev->handler_data[l][i + base] = (unsigned long) i2c;
+                       dev->handler_data[l][i + base] = (unsigned long)i2c;
                        dev->handler[l][i + base] = i2c_handler;
                        stat = ddb_i2c_add(dev, i2c, regmap, l, i, num);
                        if (stat)
@@ -224,7 +224,9 @@ int ddb_i2c_init(struct ddb *dev)
                        adap = &i2c->adap;
                        i2c_del_adapter(adap);
                }
-       } else
+       } else {
                dev->i2c_num = num;
+       }
+
        return stat;
 }
index ccac7fe313369309b46baa92bf5cd4c4b4e588fa..26497d6b1395821c43e3aed66355f0d6649871e7 100644 (file)
@@ -107,7 +107,7 @@ static void ddb_irq_exit(struct ddb *dev)
 
 static void ddb_remove(struct pci_dev *pdev)
 {
-       struct ddb *dev = (struct ddb *) pci_get_drvdata(pdev);
+       struct ddb *dev = (struct ddb *)pci_get_drvdata(pdev);
 
        ddb_device_destroy(dev);
        ddb_ports_detach(dev);
@@ -132,9 +132,10 @@ static void ddb_irq_msi(struct ddb *dev, int nr)
                if (stat >= 1) {
                        dev->msi = stat;
                        dev_info(dev->dev, "using %d MSI interrupt(s)\n",
-                               dev->msi);
-               } else
+                                dev->msi);
+               } else {
                        dev_info(dev->dev, "MSI not available.\n");
+               }
        }
 }
 #endif
@@ -160,11 +161,11 @@ static int ddb_irq_init(struct ddb *dev)
                irq_flag = 0;
        if (dev->msi == 2) {
                stat = request_irq(dev->pdev->irq, ddb_irq_handler0,
-                                  irq_flag, "ddbridge", (void *) dev);
+                                  irq_flag, "ddbridge", (void *)dev);
                if (stat < 0)
                        return stat;
                stat = request_irq(dev->pdev->irq + 1, ddb_irq_handler1,
-                                  irq_flag, "ddbridge", (void *) dev);
+                                  irq_flag, "ddbridge", (void *)dev);
                if (stat < 0) {
                        free_irq(dev->pdev->irq, dev);
                        return stat;
@@ -173,7 +174,7 @@ static int ddb_irq_init(struct ddb *dev)
 #endif
        {
                stat = request_irq(dev->pdev->irq, ddb_irq_handler,
-                                  irq_flag, "ddbridge", (void *) dev);
+                                  irq_flag, "ddbridge", (void *)dev);
                if (stat < 0)
                        return stat;
        }
@@ -188,7 +189,7 @@ static int ddb_irq_init(struct ddb *dev)
 }
 
 static int ddb_probe(struct pci_dev *pdev,
-                              const struct pci_device_id *id)
+                    const struct pci_device_id *id)
 {
        struct ddb *dev;
        int stat = 0;
@@ -202,8 +203,8 @@ static int ddb_probe(struct pci_dev *pdev,
                if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))
                        return -ENODEV;
 
-       dev = vzalloc(sizeof(struct ddb));
-       if (dev == NULL)
+       dev = vzalloc(sizeof(*dev));
+       if (!dev)
                return -ENOMEM;
 
        mutex_init(&dev->mutex);
@@ -242,7 +243,7 @@ static int ddb_probe(struct pci_dev *pdev,
        dev->link[0].ids.regmapid = ddbreadl(dev, 4);
 
        dev_info(&pdev->dev, "HW %08x REGMAP %08x\n",
-               dev->link[0].ids.hwid, dev->link[0].ids.regmapid);
+                dev->link[0].ids.hwid, dev->link[0].ids.regmapid);
 
        ddbwritel(dev, 0, DMA_BASE_READ);
        ddbwritel(dev, 0, DMA_BASE_WRITE);
@@ -317,7 +318,7 @@ static __init int module_init_ddbridge(void)
        if (ddb_class_create() < 0)
                return -1;
        ddb_wq = create_workqueue("ddbridge");
-       if (ddb_wq == NULL)
+       if (!ddb_wq)
                goto exit1;
        stat = pci_register_driver(&ddb_pci_driver);
        if (stat < 0)
index f8a53bc7c86c5e2fde439d07e841fa2fcb2f19d4..06d57a4772fa39f7e070873dd7e91e88f869123f 100644 (file)
@@ -68,7 +68,7 @@ static int lnb_command(struct ddb *dev, u32 link, u32 lnb, u32 cmd)
        }
        if (c == 10)
                dev_info(dev->dev, "%s lnb = %08x  cmd = %08x\n",
-                       __func__, lnb, cmd);
+                        __func__, lnb, cmd);
        return 0;
 }
 
@@ -123,7 +123,7 @@ static int lnb_set_sat(struct ddb *dev, u32 link, u32 input, u32 sat, u32 band,
 }
 
 static int lnb_set_tone(struct ddb *dev, u32 link, u32 input,
-       enum fe_sec_tone_mode tone)
+                       enum fe_sec_tone_mode tone)
 {
        int s = 0;
        u32 mask = (1ULL << input);
@@ -149,7 +149,7 @@ static int lnb_set_tone(struct ddb *dev, u32 link, u32 input,
 }
 
 static int lnb_set_voltage(struct ddb *dev, u32 link, u32 input,
-       enum fe_sec_voltage voltage)
+                          enum fe_sec_voltage voltage)
 {
        int s = 0;
 
@@ -291,34 +291,45 @@ static int max_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
 
                if (nv != ov) {
                        if (nv) {
-                               lnb_set_voltage(dev,
-                                       port->lnr, 0, SEC_VOLTAGE_13);
+                               lnb_set_voltage(
+                                       dev, port->lnr,
+                                       0, SEC_VOLTAGE_13);
                                if (fmode == 1) {
-                                       lnb_set_voltage(dev, port->lnr,
+                                       lnb_set_voltage(
+                                               dev, port->lnr,
                                                0, SEC_VOLTAGE_13);
                                        if (old_quattro) {
-                                               lnb_set_voltage(dev, port->lnr,
+                                               lnb_set_voltage(
+                                                       dev, port->lnr,
                                                        1, SEC_VOLTAGE_18);
-                                               lnb_set_voltage(dev, port->lnr,
+                                               lnb_set_voltage(
+                                                       dev, port->lnr,
                                                        2, SEC_VOLTAGE_13);
                                        } else {
-                                               lnb_set_voltage(dev, port->lnr,
+                                               lnb_set_voltage(
+                                                       dev, port->lnr,
                                                        1, SEC_VOLTAGE_13);
-                                               lnb_set_voltage(dev, port->lnr,
+                                               lnb_set_voltage(
+                                                       dev, port->lnr,
                                                        2, SEC_VOLTAGE_18);
                                        }
-                                       lnb_set_voltage(dev, port->lnr,
+                                       lnb_set_voltage(
+                                               dev, port->lnr,
                                                3, SEC_VOLTAGE_18);
                                }
                        } else {
-                               lnb_set_voltage(dev, port->lnr,
+                               lnb_set_voltage(
+                                       dev, port->lnr,
                                        0, SEC_VOLTAGE_OFF);
                                if (fmode == 1) {
-                                       lnb_set_voltage(dev, port->lnr,
+                                       lnb_set_voltage(
+                                               dev, port->lnr,
                                                1, SEC_VOLTAGE_OFF);
-                                       lnb_set_voltage(dev, port->lnr,
+                                       lnb_set_voltage(
+                                               dev, port->lnr,
                                                2, SEC_VOLTAGE_OFF);
-                                       lnb_set_voltage(dev, port->lnr,
+                                       lnb_set_voltage(
+                                               dev, port->lnr,
                                                3, SEC_VOLTAGE_OFF);
                                }
                        }
@@ -331,7 +342,6 @@ static int max_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
 
 static int max_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg)
 {
-
        return 0;
 }
 
@@ -414,7 +424,7 @@ int fe_attach_mxl5xx(struct ddb_input *input)
                tuner = 0;
 
        dvb->fe = dvb_attach(mxl5xx_attach, i2c, &cfg,
-               demod, tuner, &dvb->set_input);
+                            demod, tuner, &dvb->set_input);
 
        if (!dvb->fe) {
                dev_err(dev->dev, "No MXL5XX found!\n");
index 9d44f8d3af753a519d85ac7410ac6e287b804b67..23d74ff83fe47b56b15094a6b78d83bd179139a2 100644 (file)
 #define DMA_BASE_WRITE        (0x100)
 #define DMA_BASE_READ         (0x140)
 
-#define TS_CONTROL(_io)         (_io->regs + 0x00)
-#define TS_CONTROL2(_io)        (_io->regs + 0x04)
+#define TS_CONTROL(_io)         ((_io)->regs + 0x00)
+#define TS_CONTROL2(_io)        ((_io)->regs + 0x04)
 
 /* ------------------------------------------------------------------------- */
 /* DMA  Buffer */
 
-#define DMA_BUFFER_CONTROL(_dma)       (_dma->regs + 0x00)
-#define DMA_BUFFER_ACK(_dma)           (_dma->regs + 0x04)
-#define DMA_BUFFER_CURRENT(_dma)       (_dma->regs + 0x08)
-#define DMA_BUFFER_SIZE(_dma)          (_dma->regs + 0x0c)
+#define DMA_BUFFER_CONTROL(_dma)       ((_dma)->regs + 0x00)
+#define DMA_BUFFER_ACK(_dma)           ((_dma)->regs + 0x04)
+#define DMA_BUFFER_CURRENT(_dma)       ((_dma)->regs + 0x08)
+#define DMA_BUFFER_SIZE(_dma)          ((_dma)->regs + 0x0c)
 
 /* ------------------------------------------------------------------------- */
 /* CI Interface (only CI-Bridge) */
 
-#define CI_BASE                     (0x400)
-#define CI_CONTROL(i)               (CI_BASE + (i) * 32 + 0x00)
+#define CI_BASE                         (0x400)
+#define CI_CONTROL(i)                   (CI_BASE + (i) * 32 + 0x00)
 
-#define CI_DO_ATTRIBUTE_RW(i)       (CI_BASE + (i) * 32 + 0x04)
-#define CI_DO_IO_RW(i)              (CI_BASE + (i) * 32 + 0x08)
-#define CI_READDATA(i)              (CI_BASE + (i) * 32 + 0x0c)
-#define CI_DO_READ_ATTRIBUTES(i)    (CI_BASE + (i) * 32 + 0x10)
+#define CI_DO_ATTRIBUTE_RW(i)           (CI_BASE + (i) * 32 + 0x04)
+#define CI_DO_IO_RW(i)                  (CI_BASE + (i) * 32 + 0x08)
+#define CI_READDATA(i)                  (CI_BASE + (i) * 32 + 0x0c)
+#define CI_DO_READ_ATTRIBUTES(i)        (CI_BASE + (i) * 32 + 0x10)
 
 #define CI_RESET_CAM                    (0x00000001)
 #define CI_POWER_ON                     (0x00000002)
 #define CI_BUFFER_BASE                  (0x3000)
 #define CI_BUFFER_SIZE                  (0x0800)
 
-#define CI_BUFFER(i)                  (CI_BUFFER_BASE + (i) * CI_BUFFER_SIZE)
+#define CI_BUFFER(i)                    (CI_BUFFER_BASE + (i) * CI_BUFFER_SIZE)
 
 /* ------------------------------------------------------------------------- */
 /* LNB commands (mxl5xx / Max S8) */
 #define LNB_BASE                       (0x400)
 #define LNB_CONTROL(i)                 (LNB_BASE + (i) * 0x20 + 0x00)
 
-#define LNB_CMD                                (7ULL <<  0)
+#define LNB_CMD                                (7ULL << 0)
 #define LNB_CMD_NOP                    0
 #define LNB_CMD_INIT                   1
 #define LNB_CMD_LOW                    3
 #define LNB_CMD_OFF                    5
 #define LNB_CMD_DISEQC                 6
 
-#define LNB_BUSY                       (1ULL <<  4)
-#define LNB_TONE                       (1ULL << 15)
+#define LNB_BUSY                       BIT_ULL(4)
+#define LNB_TONE                       BIT_ULL(15)
 
 #define LNB_BUF_LEVEL(i)               (LNB_BASE + (i) * 0x20 + 0x10)
 #define LNB_BUF_WRITE(i)               (LNB_BASE + (i) * 0x20 + 0x14)
index e9afa96bd9df30249a93bba0d698bdf78c06ff6d..e8432e49564c7985bdc85cfa1ae7e2cd7c93866b 100644 (file)
@@ -143,11 +143,11 @@ struct ddb_info {
 #define DMA_MAX_BUFS 32      /* hardware table limit */
 
 #define INPUT_DMA_BUFS 8
-#define INPUT_DMA_SIZE (128*47*21)
+#define INPUT_DMA_SIZE (128 * 47 * 21)
 #define INPUT_DMA_IRQ_DIV 1
 
 #define OUTPUT_DMA_BUFS 8
-#define OUTPUT_DMA_SIZE (128*47*21)
+#define OUTPUT_DMA_SIZE (128 * 47 * 21)
 #define OUTPUT_DMA_IRQ_DIV 1
 
 struct ddb;
@@ -166,7 +166,7 @@ struct ddb_dma {
        u32                    bufval;
 
        struct work_struct     work;
-       spinlock_t             lock;
+       spinlock_t             lock; /* DMA lock */
        wait_queue_head_t      wq;
        int                    running;
        u32                    stat;
@@ -196,17 +196,16 @@ struct ddb_dvb {
 
        int (*i2c_gate_ctrl)(struct dvb_frontend *, int);
        int (*set_voltage)(struct dvb_frontend *fe,
-               enum fe_sec_voltage voltage);
+                          enum fe_sec_voltage voltage);
        int (*set_input)(struct dvb_frontend *fe, int input);
        int (*diseqc_send_master_cmd)(struct dvb_frontend *fe,
-               struct dvb_diseqc_master_cmd *cmd);
+                                     struct dvb_diseqc_master_cmd *cmd);
 };
 
 struct ddb_ci {
        struct dvb_ca_en50221  en;
        struct ddb_port       *port;
        u32                    nr;
-       struct mutex           lock;
 };
 
 struct ddb_io {
@@ -240,7 +239,7 @@ struct ddb_port {
        u32                    regs;
        u32                    lnr;
        struct ddb_i2c        *i2c;
-       struct mutex           i2c_gate_lock;
+       struct mutex           i2c_gate_lock; /* I2C access lock */
        u32                    class;
 #define DDB_PORT_NONE           0
 #define DDB_PORT_CI             1
@@ -297,7 +296,7 @@ struct ddb_port {
 #define TS_CAPTURE_LEN  (4096)
 
 struct ddb_lnb {
-       struct mutex           lock;
+       struct mutex           lock; /* lock lnb access */
        u32                    tone;
        enum fe_sec_voltage    oldvoltage[4];
        u32                    voltage[4];
@@ -310,54 +309,54 @@ struct ddb_link {
        const struct ddb_info *info;
        u32                    nr;
        u32                    regs;
-       spinlock_t             lock;
-       struct mutex           flash_mutex;
+       spinlock_t             lock; /* lock link access */
+       struct mutex           flash_mutex; /* lock flash access */
        struct ddb_lnb         lnb;
        struct tasklet_struct  tasklet;
        struct ddb_ids         ids;
 
-       spinlock_t             temp_lock;
+       spinlock_t             temp_lock; /* lock temp chip access */
        int                    overtemperature_error;
        u8                     temp_tab[11];
 };
 
 struct ddb {
-       struct pci_dev        *pdev;
-       struct platform_device *pfdev;
-       struct device         *dev;
+       struct pci_dev          *pdev;
+       struct platform_device  *pfdev;
+       struct device           *dev;
 
-       int                    msi;
+       int                      msi;
        struct workqueue_struct *wq;
-       u32                    has_dma;
-
-       struct ddb_link        link[DDB_MAX_LINK];
-       unsigned char __iomem *regs;
-       u32                    regs_len;
-       u32                    port_num;
-       struct ddb_port        port[DDB_MAX_PORT];
-       u32                    i2c_num;
-       struct ddb_i2c         i2c[DDB_MAX_I2C];
-       struct ddb_input       input[DDB_MAX_INPUT];
-       struct ddb_output      output[DDB_MAX_OUTPUT];
-       struct dvb_adapter     adap[DDB_MAX_INPUT];
-       struct ddb_dma         idma[DDB_MAX_INPUT];
-       struct ddb_dma         odma[DDB_MAX_OUTPUT];
-
-       void                   (*handler[4][256])(unsigned long);
-       unsigned long          handler_data[4][256];
-
-       struct device         *ddb_dev;
-       u32                    ddb_dev_users;
-       u32                    nr;
-       u8                     iobuf[1028];
-
-       u8                     leds;
-       u32                    ts_irq;
-       u32                    i2c_irq;
-
-       struct mutex           mutex;
-
-       u8                     tsbuf[TS_CAPTURE_LEN];
+       u32                      has_dma;
+
+       struct ddb_link          link[DDB_MAX_LINK];
+       unsigned char __iomem   *regs;
+       u32                      regs_len;
+       u32                      port_num;
+       struct ddb_port          port[DDB_MAX_PORT];
+       u32                      i2c_num;
+       struct ddb_i2c           i2c[DDB_MAX_I2C];
+       struct ddb_input         input[DDB_MAX_INPUT];
+       struct ddb_output        output[DDB_MAX_OUTPUT];
+       struct dvb_adapter       adap[DDB_MAX_INPUT];
+       struct ddb_dma           idma[DDB_MAX_INPUT];
+       struct ddb_dma           odma[DDB_MAX_OUTPUT];
+
+       void                     (*handler[4][256])(unsigned long);
+       unsigned long            handler_data[4][256];
+
+       struct device           *ddb_dev;
+       u32                      ddb_dev_users;
+       u32                      nr;
+       u8                       iobuf[1028];
+
+       u8                       leds;
+       u32                      ts_irq;
+       u32                      i2c_irq;
+
+       struct mutex             mutex; /* lock access to global ddb array */
+
+       u8                       tsbuf[TS_CAPTURE_LEN];
 };
 
 /****************************************************************************/