This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / drivers / media / video / pvrusb2 / pvrusb2-i2c-core.h

diff --git a/drivers/media/video/pvrusb2/pvrusb2-i2c-core.h b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.h
new file mode 100644 (file)
index 0000000..6d7e252
--- /dev/null
+++ b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.h
@@ -0,0 +1,93 @@
+/*
+ *
+ *  $Id$
+ *
+ *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
+ *
+ *  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
+ *
+ *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+#ifndef __PVRUSB2_I2C_CORE_H
+#define __PVRUSB2_I2C_CORE_H
+
+#include <linux/list.h>
+#include <linux/i2c.h>
+
+struct pvr2_hdw;
+struct pvr2_i2c_client;
+struct pvr2_i2c_handler;
+struct pvr2_i2c_handler_functions;
+struct pvr2_i2c_op;
+struct pvr2_i2c_op_functions;
+
+struct pvr2_i2c_client {
+       struct i2c_client *client;
+       struct pvr2_i2c_handler *handler;
+       struct list_head list;
+       int detected_flag;
+       int recv_enable;
+       unsigned long pend_mask;
+       unsigned long ctl_mask;
+};
+
+struct pvr2_i2c_handler {
+       void *func_data;
+       const struct pvr2_i2c_handler_functions *func_table;
+};
+
+struct pvr2_i2c_handler_functions {
+       void (*detach)(void *);
+       int (*check)(void *);
+       void (*update)(void *);
+       unsigned int (*describe)(void *,char *,unsigned int);
+};
+
+struct pvr2_i2c_op {
+       int (*check)(struct pvr2_hdw *);
+       void (*update)(struct pvr2_hdw *);
+       const char *name;
+};
+
+void pvr2_i2c_core_init(struct pvr2_hdw *);
+void pvr2_i2c_core_done(struct pvr2_hdw *);
+
+int pvr2_i2c_client_cmd(struct pvr2_i2c_client *,unsigned int cmd,void *arg);
+int pvr2_i2c_core_cmd(struct pvr2_hdw *,unsigned int cmd,void *arg);
+
+int pvr2_i2c_core_check_stale(struct pvr2_hdw *);
+void pvr2_i2c_core_sync(struct pvr2_hdw *);
+unsigned int pvr2_i2c_report(struct pvr2_hdw *,char *buf,unsigned int maxlen);
+#define PVR2_I2C_DETAIL_DEBUG   0x0001
+#define PVR2_I2C_DETAIL_HANDLER 0x0002
+#define PVR2_I2C_DETAIL_CTLMASK 0x0004
+#define PVR2_I2C_DETAIL_ALL (\
+       PVR2_I2C_DETAIL_DEBUG |\
+       PVR2_I2C_DETAIL_HANDLER |\
+       PVR2_I2C_DETAIL_CTLMASK)
+
+void pvr2_i2c_probe(struct pvr2_hdw *,struct pvr2_i2c_client *);
+const struct pvr2_i2c_op *pvr2_i2c_get_op(unsigned int idx);
+
+#endif /* __PVRUSB2_I2C_CORE_H */
+
+
+/*
+  Stuff for Emacs to see, in order to encourage consistent editing style:
+  *** Local Variables: ***
+  *** mode: c ***
+  *** fill-column: 75 ***
+  *** tab-width: 8 ***
+  *** c-basic-offset: 8 ***
+  *** End: ***
+  */