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path: root/drivers/media/video/pvrusb2/pvrusb2-hdw.h
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Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-hdw.h')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-hdw.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.h b/drivers/media/video/pvrusb2/pvrusb2-hdw.h
index fd931b5da49..29979bb2a76 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.h
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.h
@@ -211,6 +211,14 @@ int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *);
/* Store the v4l minor device number */
void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *,int);
+/* Direct read/write access to chip's registers:
+ chip_id - unique id of chip (e.g. I2C_DRIVERD_xxxx)
+ reg_id - register number to access
+ setFl - true to set the register, false to read it
+ val_ptr - storage location for source / result. */
+int pvr2_hdw_register_access(struct pvr2_hdw *,
+ u32 chip_id,unsigned long reg_id,
+ int setFl,u32 *val_ptr);
/* The following entry points are all lower level things you normally don't
want to worry about. */