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authorMike Isely <isely@pobox.com>2009-03-06 23:47:10 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-03-30 12:43:33 -0300
commita932f507463d996b6ec1647ee7d4e2fa1e6aeda6 (patch)
tree00681f6ca29c2ddc052bc2f18c0503aba71d3f5f /drivers/media/video/pvrusb2/pvrusb2-hdw.c
parente9c64a78dbd7c4f6c4a31c4040f340f732bf4ec5 (diff)
V4L/DVB (11159): pvrusb2: Providing means to stop tracking an old i2c module
This implements a temporary mechanism to "untrack" an i2c module from the old i2c layer. The v4l2-subdev related code in the driver will use this to remove a sub-device from the old i2c layer. In the end, once the old i2c layer is removed, this will also eventually go away. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-hdw.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-hdw.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index faa94cef2c5..0e0d086bb27 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -2020,6 +2020,12 @@ static void pvr2_hdw_load_subdev(struct pvr2_hdw *hdw,
i2caddr);
}
+ /* If we have both old and new i2c layers enabled, make sure that
+ old layer isn't also tracking this module. This is a debugging
+ aid, in normal situations there's no reason for both mechanisms
+ to be enabled. */
+ pvr2_i2c_untrack_subdev(hdw, sd);
+
// ?????
/* Based on module ID, we should remember subdev pointers
so that we can send certain custom commands where