[PATCH v2 16/21] drm/i915/dp: Allocate/free DP tunnel BW in the encoder enable/disable hooks

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Allocate and free the DP tunnel BW required by a stream while
enabling/disabling the stream during a modeset.

v2:
- Move the allocation up from encoder hooks to
  intel_atomic_commit_tail().

Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
Reviewed-by: Uma Shankar <uma.shankar@xxxxxxxxx> (v1)
---
 drivers/gpu/drm/i915/display/intel_ddi.c     | 1 +
 drivers/gpu/drm/i915/display/intel_display.c | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index bea4415902044..ed7301808604d 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -54,6 +54,7 @@
 #include "intel_dp_aux.h"
 #include "intel_dp_link_training.h"
 #include "intel_dp_mst.h"
+#include "intel_dp_tunnel.h"
 #include "intel_dpio_phy.h"
 #include "intel_dsi.h"
 #include "intel_fdi.h"
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 20647c97e86fa..445efe0087cde 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -7123,6 +7123,8 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state)
 
 	intel_commit_modeset_disables(state);
 
+	intel_dp_tunnel_atomic_alloc_bw(state);
+
 	/* FIXME: Eventually get rid of our crtc->config pointer */
 	for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i)
 		crtc->config = new_crtc_state;
-- 
2.39.2




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