[RFC PATCH v2 08/13] drm/msm/dpu: fill CRTC resources in dpu_crtc.c

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Stop poking into CRTC state from dpu_encoder.c, fill CRTC HW resources
from dpu_crtc_assign_resources().

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c    | 27 +++++++++++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 24 ++----------------
 2 files changed, 29 insertions(+), 22 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 77226de54363..8ef191fd002d 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -1177,6 +1177,7 @@ static bool dpu_crtc_needs_dirtyfb(struct drm_crtc_state *cstate)
 }
 
 #define MAX_HDISPLAY_SPLIT 1080
+#define MAX_CHANNELS_PER_CRTC 2
 
 static struct msm_display_topology dpu_crtc_get_topology(
 			struct drm_crtc *crtc,
@@ -1219,9 +1220,14 @@ static struct msm_display_topology dpu_crtc_get_topology(
 
 static int dpu_crtc_assign_resources(struct drm_crtc *crtc, struct drm_crtc_state *crtc_state)
 {
+	struct dpu_hw_blk *hw_ctl[MAX_CHANNELS_PER_CRTC];
+	struct dpu_hw_blk *hw_lm[MAX_CHANNELS_PER_CRTC];
+	struct dpu_hw_blk *hw_dspp[MAX_CHANNELS_PER_CRTC];
+	int i, num_lm, num_ctl, num_dspp;
 	struct dpu_kms *dpu_kms = _dpu_crtc_get_kms(crtc);
 	struct dpu_global_state *global_state;
 	struct msm_display_topology topology;
+	struct dpu_crtc_state *cstate;
 	int ret;
 
 	/*
@@ -1243,6 +1249,27 @@ static int dpu_crtc_assign_resources(struct drm_crtc *crtc, struct drm_crtc_stat
 	if (ret)
 		return ret;
 
+	cstate = to_dpu_crtc_state(crtc_state);
+
+	num_ctl = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state,
+		crtc, DPU_HW_BLK_CTL, hw_ctl, ARRAY_SIZE(hw_ctl));
+	num_lm = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state,
+		crtc, DPU_HW_BLK_LM, hw_lm, ARRAY_SIZE(hw_lm));
+	num_dspp = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state,
+		crtc, DPU_HW_BLK_DSPP, hw_dspp,
+		ARRAY_SIZE(hw_dspp));
+
+	for (i = 0; i < num_lm; i++) {
+		int ctl_idx = (i < num_ctl) ? i : (num_ctl-1);
+
+		cstate->mixers[i].hw_lm = to_dpu_hw_mixer(hw_lm[i]);
+		cstate->mixers[i].lm_ctl = to_dpu_hw_ctl(hw_ctl[ctl_idx]);
+		if (i < num_dspp)
+			cstate->mixers[i].hw_dspp = to_dpu_hw_dspp(hw_dspp[i]);
+	}
+
+	cstate->num_mixers = num_lm;
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 204360485b81..068d4e47eaa9 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -934,14 +934,11 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc,
 	struct dpu_encoder_virt *dpu_enc;
 	struct msm_drm_private *priv;
 	struct dpu_kms *dpu_kms;
-	struct dpu_crtc_state *cstate;
 	struct dpu_global_state *global_state;
 	struct dpu_hw_blk *hw_pp[MAX_CHANNELS_PER_ENC];
 	struct dpu_hw_blk *hw_ctl[MAX_CHANNELS_PER_ENC];
-	struct dpu_hw_blk *hw_lm[MAX_CHANNELS_PER_ENC];
-	struct dpu_hw_blk *hw_dspp[MAX_CHANNELS_PER_ENC] = { NULL };
 	struct dpu_hw_blk *hw_dsc[MAX_CHANNELS_PER_ENC];
-	int num_lm, num_ctl, num_pp, num_dsc;
+	int num_pp, num_dsc;
 	unsigned int dsc_mask = 0;
 	int i;
 
@@ -968,13 +965,8 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc,
 	num_pp = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state,
 		drm_enc->crtc, DPU_HW_BLK_PINGPONG, hw_pp,
 		ARRAY_SIZE(hw_pp));
-	num_ctl = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state,
-		drm_enc->crtc, DPU_HW_BLK_CTL, hw_ctl, ARRAY_SIZE(hw_ctl));
-	num_lm = dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state,
-		drm_enc->crtc, DPU_HW_BLK_LM, hw_lm, ARRAY_SIZE(hw_lm));
 	dpu_rm_get_assigned_resources(&dpu_kms->rm, global_state,
-		drm_enc->crtc, DPU_HW_BLK_DSPP, hw_dspp,
-		ARRAY_SIZE(hw_dspp));
+		drm_enc->crtc, DPU_HW_BLK_CTL, hw_ctl, ARRAY_SIZE(hw_ctl));
 
 	for (i = 0; i < MAX_CHANNELS_PER_ENC; i++)
 		dpu_enc->hw_pp[i] = i < num_pp ? to_dpu_hw_pingpong(hw_pp[i])
@@ -992,18 +984,6 @@ static void dpu_encoder_virt_atomic_mode_set(struct drm_encoder *drm_enc,
 
 	dpu_enc->dsc_mask = dsc_mask;
 
-	cstate = to_dpu_crtc_state(crtc_state);
-
-	for (i = 0; i < num_lm; i++) {
-		int ctl_idx = (i < num_ctl) ? i : (num_ctl-1);
-
-		cstate->mixers[i].hw_lm = to_dpu_hw_mixer(hw_lm[i]);
-		cstate->mixers[i].lm_ctl = to_dpu_hw_ctl(hw_ctl[ctl_idx]);
-		cstate->mixers[i].hw_dspp = to_dpu_hw_dspp(hw_dspp[i]);
-	}
-
-	cstate->num_mixers = num_lm;
-
 	dpu_enc->connector = conn_state->connector;
 
 	for (i = 0; i < dpu_enc->num_phys_encs; i++) {
-- 
2.30.2




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