diff options
Diffstat (limited to 'drivers')
104 files changed, 1603 insertions, 1294 deletions
diff --git a/drivers/media/common/saa7146_core.c b/drivers/media/common/saa7146_core.c index 2899d34e5f7..04c1938b9c9 100644 --- a/drivers/media/common/saa7146_core.c +++ b/drivers/media/common/saa7146_core.c @@ -109,10 +109,9 @@ static struct scatterlist* vmalloc_to_sg(unsigned char *virt, int nr_pages) struct page *pg; int i; - sglist = kmalloc(sizeof(struct scatterlist)*nr_pages, GFP_KERNEL); + sglist = kcalloc(nr_pages, sizeof(struct scatterlist), GFP_KERNEL); if (NULL == sglist) return NULL; - memset(sglist,0,sizeof(struct scatterlist)*nr_pages); for (i = 0; i < nr_pages; i++, virt += PAGE_SIZE) { pg = vmalloc_to_page(virt); if (NULL == pg) @@ -306,15 +305,13 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent struct saa7146_dev *dev; int err = -ENOMEM; - dev = kmalloc(sizeof(struct saa7146_dev), GFP_KERNEL); + /* clear out mem for sure */ + dev = kzalloc(sizeof(struct saa7146_dev), GFP_KERNEL); if (!dev) { ERR(("out of memory.\n")); goto out; } - /* clear out mem for sure */ - memset(dev, 0x0, sizeof(struct saa7146_dev)); - DEB_EE(("pci:%p\n",pci)); err = pci_enable_device(pci); diff --git a/drivers/media/common/saa7146_fops.c b/drivers/media/common/saa7146_fops.c index b614612be7b..f8cf73ed49a 100644 --- a/drivers/media/common/saa7146_fops.c +++ b/drivers/media/common/saa7146_fops.c @@ -239,13 +239,12 @@ static int fops_open(struct inode *inode, struct file *file) } /* allocate per open data */ - fh = kmalloc(sizeof(*fh),GFP_KERNEL); + fh = kzalloc(sizeof(*fh),GFP_KERNEL); if (NULL == fh) { DEB_S(("cannot allocate memory for per open data.\n")); result = -ENOMEM; goto out; } - memset(fh,0,sizeof(*fh)); file->private_data = fh; fh->dev = dev; @@ -464,12 +463,11 @@ static struct video_device device_template = int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv) { - struct saa7146_vv *vv = kmalloc (sizeof(struct saa7146_vv),GFP_KERNEL); + struct saa7146_vv *vv = kzalloc (sizeof(struct saa7146_vv),GFP_KERNEL); if( NULL == vv ) { ERR(("out of memory. aborting.\n")); return -1; } - memset(vv, 0x0, sizeof(*vv)); DEB_EE(("dev:%p\n",dev)); diff --git a/drivers/media/dvb/b2c2/flexcop.c b/drivers/media/dvb/b2c2/flexcop.c index 123ed96f6fa..56ba5247067 100644 --- a/drivers/media/dvb/b2c2/flexcop.c +++ b/drivers/media/dvb/b2c2/flexcop.c @@ -220,20 +220,18 @@ EXPORT_SYMBOL(flexcop_reset_block_300); struct flexcop_device *flexcop_device_kmalloc(size_t bus_specific_len) { void *bus; - struct flexcop_device *fc = kmalloc(sizeof(struct flexcop_device), GFP_KERNEL); + struct flexcop_device *fc = kzalloc(sizeof(struct flexcop_device), GFP_KERNEL); if (!fc) { err("no memory"); return NULL; } - memset(fc, 0, sizeof(struct flexcop_device)); - bus = kmalloc(bus_specific_len, GFP_KERNEL); + bus = kzalloc(bus_specific_len, GFP_KERNEL); if (!bus) { err("no memory"); kfree(fc); return NULL; } - memset(bus, 0, bus_specific_len); fc->bus_specific = bus; diff --git a/drivers/media/dvb/bt8xx/dvb-bt8xx.c b/drivers/media/dvb/bt8xx/dvb-bt8xx.c index 01b4e0aac04..f65f64b00ff 100644 --- a/drivers/media/dvb/bt8xx/dvb-bt8xx.c +++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.c @@ -786,10 +786,9 @@ static int dvb_bt8xx_probe(struct device *dev) struct pci_dev* bttv_pci_dev; int ret; - if (!(card = kmalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL))) + if (!(card = kzalloc(sizeof(struct dvb_bt8xx_card), GFP_KERNEL))) return -ENOMEM; - memset(card, 0, sizeof(*card)); init_MUTEX(&card->lock); card->bttv_nr = sub->core->nr; strncpy(card->card_name, sub->core->name, sizeof(sub->core->name)); diff --git a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c index 4bb779aeff6..00347a75068 100644 --- a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c @@ -1649,21 +1649,17 @@ int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter, return -EINVAL; /* initialise the system data */ - if ((ca = - (struct dvb_ca_private *) kmalloc(sizeof(struct dvb_ca_private), - GFP_KERNEL)) == NULL) { + if ((ca = kzalloc(sizeof(struct dvb_ca_private), GFP_KERNEL)) == NULL) { ret = -ENOMEM; goto error; } - memset(ca, 0, sizeof(struct dvb_ca_private)); ca->pub = pubca; ca->flags = flags; ca->slot_count = slot_count; - if ((ca->slot_info = kmalloc(sizeof(struct dvb_ca_slot) * slot_count, GFP_KERNEL)) == NULL) { + if ((ca->slot_info = kcalloc(slot_count, sizeof(struct dvb_ca_slot), GFP_KERNEL)) == NULL) { ret = -ENOMEM; goto error; } - memset(ca->slot_info, 0, sizeof(struct dvb_ca_slot) * slot_count); init_waitqueue_head(&ca->wait_queue); ca->thread_pid = 0; init_waitqueue_head(&ca->thread_queue); diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index 4a08c4ab673..771f32d889e 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -1024,13 +1024,12 @@ int dvb_register_frontend(struct dvb_adapter* dvb, if (down_interruptible (&frontend_mutex)) return -ERESTARTSYS; - fe->frontend_priv = kmalloc(sizeof(struct dvb_frontend_private), GFP_KERNEL); + fe->frontend_priv = kzalloc(sizeof(struct dvb_frontend_private), GFP_KERNEL); if (fe->frontend_priv == NULL) { up(&frontend_mutex); return -ENOMEM; } fepriv = fe->frontend_priv; - memset(fe->frontend_priv, 0, sizeof(struct dvb_frontend_private)); init_MUTEX (&fepriv->sem); init_waitqueue_head (&fepriv->wait_queue); diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c index 358ed153865..18d169836c9 100644 --- a/drivers/media/dvb/dvb-usb/cxusb.c +++ b/drivers/media/dvb/dvb-usb/cxusb.c @@ -253,6 +253,26 @@ static int cxusb_dee1601_demod_init(struct dvb_frontend* fe) return 0; } +static int cxusb_mt352_demod_init(struct dvb_frontend* fe) +{ /* used in both lgz201 and th7579 */ + static u8 clock_config [] = { CLOCK_CTL, 0x38, 0x39 }; + static u8 reset [] = { RESET, 0x80 }; + static u8 adc_ctl_1_cfg [] = { ADC_CTL_1, 0x40 }; + static u8 agc_cfg [] = { AGC_TARGET, 0x24, 0x20 }; + static u8 gpp_ctl_cfg [] = { GPP_CTL, 0x33 }; + static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 }; + + mt352_write(fe, clock_config, sizeof(clock_config)); + udelay(200); + mt352_write(fe, reset, sizeof(reset)); + mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg)); + + mt352_write(fe, agc_cfg, sizeof(agc_cfg)); + mt352_write(fe, gpp_ctl_cfg, sizeof(gpp_ctl_cfg)); + mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg)); + return 0; +} + struct cx22702_config cxusb_cx22702_config = { .demod_address = 0x63, @@ -274,6 +294,13 @@ struct mt352_config cxusb_dee1601_config = { .pll_set = dvb_usb_pll_set, }; +struct mt352_config cxusb_mt352_config = { + /* used in both lgz201 and th7579 */ + .demod_address = 0x0f, + .demod_init = cxusb_mt352_demod_init, + .pll_set = dvb_usb_pll_set, +}; + /* Callbacks for DVB USB */ static int cxusb_fmd1216me_tuner_attach(struct dvb_usb_device *d) { @@ -302,6 +329,20 @@ static int cxusb_dee1601_tuner_attach(struct dvb_usb_device *d) return 0; } +static int cxusb_lgz201_tuner_attach(struct dvb_usb_device *d) +{ + d->pll_addr = 0x61; + d->pll_desc = &dvb_pll_lg_z201; + return 0; +} + +static int cxusb_dtt7579_tuner_attach(struct dvb_usb_device *d) +{ + d->pll_addr = 0x60; + d->pll_desc = &dvb_pll_thomson_dtt7579; + return 0; +} + static int cxusb_cx22702_frontend_attach(struct dvb_usb_device *d) { u8 b; @@ -329,6 +370,19 @@ static int cxusb_lgdt330x_frontend_attach(struct dvb_usb_device *d) return -EIO; } +static int cxusb_mt352_frontend_attach(struct dvb_usb_device *d) +{ /* used in both lgz201 and th7579 */ + if (usb_set_interface(d->udev,0,0) < 0) + err("set interface failed"); + + cxusb_ctrl_msg(d,CMD_DIGITAL, NULL, 0, NULL, 0); + + if ((d->fe = mt352_attach(&cxusb_mt352_config, &d->i2c_adap)) != NULL) + return 0; + + return -EIO; +} + static int cxusb_dee1601_frontend_attach(struct dvb_usb_device *d) { if (usb_set_interface(d->udev,0,0) < 0) @@ -370,13 +424,17 @@ static int bluebird_patch_dvico_firmware_download(struct usb_device *udev, const static struct dvb_usb_properties cxusb_medion_properties; static struct dvb_usb_properties cxusb_bluebird_lgh064f_properties; static struct dvb_usb_pro |