On Wed, Oct 16, 2024 at 03:54:19PM +0800, Hermes Wu via B4 Relay wrote: > From: Hermes Wu <Hermes.wu@xxxxxxxxxx> > > When running the HDCP CTS test with UNIGRAF DPR-100. > KSV list must be read from DP_AUX_HDCP_KSV_FIFO in an AUX request, > and can not separate with multiple read requests. > > The AUX operation command "CMD_AUX_GET_KSV_LIST" reads the KSV list > with AUX FIFO and is able to read DP_AUX_HDCP_KSV_FIFO in an AUX request. > > Add it6505_get_ksvlist() which uses CMD_AUX_GET_KSV_LIST operation > to read the KSV list. > > Signed-off-by: Hermes Wu <Hermes.wu@xxxxxxxxxx> > --- > drivers/gpu/drm/bridge/ite-it6505.c | 48 +++++++++++++++++++++++++++---------- > 1 file changed, 36 insertions(+), 12 deletions(-) > Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> -- With best wishes Dmitry
