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authorDavid S. Miller <davem@davemloft.net>2017-06-06 22:20:08 -0400
committerDavid S. Miller <davem@davemloft.net>2017-06-06 22:20:08 -0400
commit216fe8f021e33c36e3b27c49c9f1951f6b037d7f (patch)
treea43daec41b4d3955e7a4f8d0ed0654a7c80527ec /drivers/gpu/drm/i915/intel_dp_mst.c
parent9747e2313838ee8f5d8073fd6aa7289255c3c51b (diff)
parentb29794ec95c6856b316c2295904208bf11ffddd9 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Just some simple overlapping changes in marvell PHY driver and the DSA core code. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp_mst.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dp_mst.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index c1f62eb07c07..989e25577ac0 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -44,6 +44,8 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
int lane_count, slots;
const struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode;
int mst_pbn;
+ bool reduce_m_n = drm_dp_has_quirk(&intel_dp->desc,
+ DP_DPCD_QUIRK_LIMITED_M_N);
pipe_config->has_pch_encoder = false;
bpp = 24;
@@ -75,7 +77,8 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
intel_link_compute_m_n(bpp, lane_count,
adjusted_mode->crtc_clock,
pipe_config->port_clock,
- &pipe_config->dp_m_n);
+ &pipe_config->dp_m_n,
+ reduce_m_n);
pipe_config->dp_m_n.tu = slots;