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Diffstat (limited to 'drivers/media/video/cx25840/cx25840-core.h')
-rw-r--r--drivers/media/video/cx25840/cx25840-core.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/media/video/cx25840/cx25840-core.h b/drivers/media/video/cx25840/cx25840-core.h
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+++ b/drivers/media/video/cx25840/cx25840-core.h
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+/* cx25840 internal API header
+ *
+ * Copyright (C) 2003-2004 Chris Kennedy
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * 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.
+ */
+
+#ifndef _CX25840_CORE_H_
+#define _CX25840_CORE_H_
+
+
+#include <linux/videodev2.h>
+#include <linux/i2c.h>
+
+/* ENABLE_PVR150_WORKAROUND activates a workaround for a hardware bug that is
+ present in Hauppauge PVR-150 (and possibly PVR-500) cards that have
+ certain NTSC tuners (tveeprom tuner model numbers 85, 99 and 112). The
+ audio autodetect fails on some channels for these models and the workaround
+ is to select the audio standard explicitly. Many thanks to Hauppauge for
+ providing this information. */
+#define CX25840_CID_ENABLE_PVR150_WORKAROUND (V4L2_CID_PRIVATE_BASE+0)
+
+struct cx25840_state {
+ int pvr150_workaround;
+ int radio;
+ enum cx25840_video_input vid_input;
+ enum cx25840_audio_input aud_input;
+ u32 audclk_freq;
+ int audmode;
+};
+
+/* ----------------------------------------------------------------------- */
+/* cx25850-core.c */
+int cx25840_write(struct i2c_client *client, u16 addr, u8 value);
+int cx25840_write4(struct i2c_client *client, u16 addr, u32 value);
+u8 cx25840_read(struct i2c_client *client, u16 addr);
+u32 cx25840_read4(struct i2c_client *client, u16 addr);
+int cx25840_and_or(struct i2c_client *client, u16 addr, u8 mask, u8 value);
+v4l2_std_id cx25840_get_v4lstd(struct i2c_client *client);
+
+/* ----------------------------------------------------------------------- */
+/* cx25850-firmware.c */
+int cx25840_loadfw(struct i2c_client *client);
+
+/* ----------------------------------------------------------------------- */
+/* cx25850-audio.c */
+int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg);
+void cx25840_audio_set_path(struct i2c_client *client);
+
+/* ----------------------------------------------------------------------- */
+/* cx25850-vbi.c */
+void cx25840_vbi_setup(struct i2c_client *client);
+int cx25840_vbi(struct i2c_client *client, unsigned int cmd, void *arg);
+
+#endif