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@@ -3,23 +3,14 @@
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*
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* Copyright (C) 2010-2013 Digital Devices GmbH
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*
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- *
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 only, as published by the Free Software Foundation.
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*
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- *
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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- *
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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- * 02110-1301, USA
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- * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*/
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#include <linux/slab.h>
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@@ -59,7 +50,7 @@ struct cxd {
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int amem_read;
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int cammode;
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- struct mutex lock;
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+ struct mutex lock; /* device access lock */
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u8 rbuf[1028];
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u8 wbuf[1028];
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@@ -101,7 +92,7 @@ static int i2c_read_reg(struct i2c_adapter *adapter, u8 adr,
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.buf = val, .len = 1} };
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if (i2c_transfer(adapter, msgs, 2) != 2) {
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- dev_err(&adapter->dev, "error in i2c_read_reg\n");
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+ dev_err(&adapter->dev, "error in %s()\n", __func__);
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return -1;
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}
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return 0;
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@@ -116,7 +107,7 @@ static int i2c_read(struct i2c_adapter *adapter, u8 adr,
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.buf = data, .len = n} };
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if (i2c_transfer(adapter, msgs, 2) != 2) {
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- dev_err(&adapter->dev, "error in i2c_read\n");
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+ dev_err(&adapter->dev, "error in %s()\n", __func__);
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return -1;
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}
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return 0;
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@@ -134,7 +125,7 @@ static int read_block(struct cxd *ci, u8 adr, u8 *data, u16 n)
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while (n) {
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int len = n;
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- if (ci->cfg.max_i2c && (len > ci->cfg.max_i2c))
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+ if (ci->cfg.max_i2c && len > ci->cfg.max_i2c)
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len = ci->cfg.max_i2c;
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status = i2c_read(ci->i2c, ci->cfg.adr, 1, data, len);
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if (status)
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@@ -591,7 +582,7 @@ static int campoll(struct cxd *ci)
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}
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}
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if ((istat & 8) &&
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- (ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT)) {
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+ ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT) {
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ci->ready = 1;
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ci->slot_stat |= DVB_CA_EN50221_POLL_CAM_READY;
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}
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