From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> AUX addresses are 20 bits long. Send out the entire address instead of just the low 16 bits. Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/intel_dp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 3967af1..637dd53 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -942,8 +942,9 @@ intel_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg) size_t txsize, rxsize; int ret; - txbuf[0] = msg->request << 4; - txbuf[1] = msg->address >> 8; + txbuf[0] = (msg->request << 4) | + ((msg->address >> 16) & 0xf); + txbuf[1] = (msg->address >> 8) & 0xff; txbuf[2] = msg->address & 0xff; txbuf[3] = msg->size - 1; -- 2.0.5 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
