diff options
Diffstat (limited to 'drivers/staging/media/cxd2099/cxd2099.c')
-rw-r--r-- | drivers/staging/media/cxd2099/cxd2099.c | 30 |
1 files changed, 11 insertions, 19 deletions
diff --git a/drivers/staging/media/cxd2099/cxd2099.c b/drivers/staging/media/cxd2099/cxd2099.c index 3e30f4864e2b..dc9cbd8f2104 100644 --- a/drivers/staging/media/cxd2099/cxd2099.c +++ b/drivers/staging/media/cxd2099/cxd2099.c @@ -3,23 +3,14 @@ * * Copyright (C) 2010-2013 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 */ #include <linux/slab.h> @@ -35,7 +26,7 @@ static int buffermode; module_param(buffermode, int, 0444); -MODULE_PARM_DESC(buffermode, "Enable use of the CXD2099AR buffer mode (default: disabled)"); +MODULE_PARM_DESC(buffermode, "Enable CXD2099AR buffer mode (default: disabled)"); static int read_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount); @@ -59,7 +50,7 @@ struct cxd { int amem_read; int cammode; - struct mutex lock; + struct mutex lock; /* device access lock */ u8 rbuf[1028]; u8 wbuf[1028]; @@ -101,7 +92,7 @@ static int i2c_read_reg(struct i2c_adapter *adapter, u8 adr, .buf = val, .len = 1} }; if (i2c_transfer(adapter, msgs, 2) != 2) { - dev_err(&adapter->dev, "error in i2c_read_reg\n"); + dev_err(&adapter->dev, "error in %s()\n", __func__); return -1; } return 0; @@ -116,7 +107,7 @@ static int i2c_read(struct i2c_adapter *adapter, u8 adr, .buf = data, .len = n} }; if (i2c_transfer(adapter, msgs, 2) != 2) { - dev_err(&adapter->dev, "error in i2c_read\n"); + dev_err(&adapter->dev, "error in %s()\n", __func__); return -1; } return 0; @@ -134,7 +125,7 @@ static int read_block(struct cxd *ci, u8 adr, u8 *data, u16 n) while (n) { int len = n; - if (ci->cfg.max_i2c && (len > ci->cfg.max_i2c)) + if (ci->cfg.max_i2c && len > ci->cfg.max_i2c) len = ci->cfg.max_i2c; status = i2c_read(ci->i2c, ci->cfg.adr, 1, data, len); if (status) @@ -527,7 +518,7 @@ static int slot_shutdown(struct dvb_ca_en50221 *ca, int slot) { struct cxd *ci = ca->data; - dev_info(&ci->i2c->dev, "%s\n", __func__); + dev_dbg(&ci->i2c->dev, "%s\n", __func__); if (ci->cammode) read_data(ca, slot, ci->rbuf, 0); mutex_lock(&ci->lock); @@ -591,7 +582,7 @@ static int campoll(struct cxd *ci) } } if ((istat & 8) && - (ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT)) { + ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT) { ci->ready = 1; ci->slot_stat |= DVB_CA_EN50221_POLL_CAM_READY; } @@ -677,7 +668,8 @@ struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg, u8 val; if (i2c_read_reg(i2c, cfg->adr, 0, &val) < 0) { - dev_info(&i2c->dev, "No CXD2099 detected at %02x\n", cfg->adr); + dev_info(&i2c->dev, "No CXD2099AR detected at 0x%02x\n", + cfg->adr); return NULL; } @@ -695,7 +687,7 @@ struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg, ci->en = en_templ; ci->en.data = ci; init(ci); - dev_info(&i2c->dev, "Attached CXD2099AR at %02x\n", ci->cfg.adr); + dev_info(&i2c->dev, "Attached CXD2099AR at 0x%02x\n", ci->cfg.adr); if (!buffermode) { ci->en.read_data = NULL; @@ -708,6 +700,6 @@ struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg, } EXPORT_SYMBOL(cxd2099_attach); -MODULE_DESCRIPTION("cxd2099"); +MODULE_DESCRIPTION("CXD2099AR Common Interface controller driver"); MODULE_AUTHOR("Ralph Metzler"); MODULE_LICENSE("GPL"); |