Add DSPP blocks into the topology for reservation, if there
is a CTM request for that composition.

Signed-off-by: Kalyan Thota <quic_kaly...@quicinc.com>
---
Changes in v1:
- Minor nits (Dmitry)

Changes in v2:
- Populate DSPPs into the reservation only if CTM is requested (Dmitry)
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 9c6817b..46d2a5c 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -545,7 +545,8 @@ bool dpu_encoder_use_dsc_merge(struct drm_encoder *drm_enc)
 static struct msm_display_topology dpu_encoder_get_topology(
                        struct dpu_encoder_virt *dpu_enc,
                        struct dpu_kms *dpu_kms,
-                       struct drm_display_mode *mode)
+                       struct drm_display_mode *mode,
+                       struct drm_crtc_state *crtc_state)
 {
        struct msm_display_topology topology = {0};
        int i, intf_count = 0;
@@ -563,8 +564,7 @@ static struct msm_display_topology dpu_encoder_get_topology(
         * 1 LM, 1 INTF
         * 2 LM, 1 INTF (stream merge to support high resolution interfaces)
         *
-        * Adding color blocks only to primary interface if available in
-        * sufficient number
+        * Add dspps to the reservation requirements if ctm is requested
         */
        if (intf_count == 2)
                topology.num_lm = 2;
@@ -573,11 +573,8 @@ static struct msm_display_topology 
dpu_encoder_get_topology(
        else
                topology.num_lm = (mode->hdisplay > MAX_HDISPLAY_SPLIT) ? 2 : 1;
 
-       if (dpu_enc->disp_info.intf_type == DRM_MODE_ENCODER_DSI) {
-               if (dpu_kms->catalog->dspp &&
-                       (dpu_kms->catalog->dspp_count >= topology.num_lm))
-                       topology.num_dspp = topology.num_lm;
-       }
+       if (crtc_state->ctm)
+               topology.num_dspp = topology.num_lm;
 
        topology.num_enc = 0;
        topology.num_intf = intf_count;
@@ -643,7 +640,7 @@ static int dpu_encoder_virt_atomic_check(
                }
        }
 
-       topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode);
+       topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, 
crtc_state);
 
        /* Reserve dynamic resources now. */
        if (!ret) {
-- 
2.7.4

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