[PATCH v3 08/15] drm/msm/dpu: add cdm blocks to RM

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Add the RM APIs necessary to initialize and allocate CDM
blocks to be used by the rest of the DPU pipeline.

changes in v2:
	- treat cdm_init() failure as fatal
	- fixed the commit text

Signed-off-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 13 +++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h |  2 ++
 2 files changed, 15 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
index 0bb28cf4a6cb..7ed476b96304 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
@@ -8,6 +8,7 @@
 #include "dpu_kms.h"
 #include "dpu_hw_lm.h"
 #include "dpu_hw_ctl.h"
+#include "dpu_hw_cdm.h"
 #include "dpu_hw_pingpong.h"
 #include "dpu_hw_sspp.h"
 #include "dpu_hw_intf.h"
@@ -176,6 +177,18 @@ int dpu_rm_init(struct drm_device *dev,
 		rm->hw_sspp[sspp->id - SSPP_NONE] = hw;
 	}
 
+	if (cat->cdm) {
+		struct dpu_hw_cdm *hw;
+
+		hw = dpu_hw_cdm_init(dev, cat->cdm, mmio, cat->mdss_ver);
+		if (IS_ERR(hw)) {
+			rc = PTR_ERR(hw);
+			DPU_ERROR("failed cdm object creation: err %d\n", rc);
+			goto fail;
+		}
+		rm->cdm_blk = &hw->base;
+	}
+
 	return 0;
 
 fail:
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
index 36752d837be4..e3f83ebc656b 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
@@ -22,6 +22,7 @@ struct dpu_global_state;
  * @hw_wb: array of wb hardware resources
  * @dspp_blks: array of dspp hardware resources
  * @hw_sspp: array of sspp hardware resources
+ * @cdm_blk: cdm hardware resource
  */
 struct dpu_rm {
 	struct dpu_hw_blk *pingpong_blks[PINGPONG_MAX - PINGPONG_0];
@@ -33,6 +34,7 @@ struct dpu_rm {
 	struct dpu_hw_blk *merge_3d_blks[MERGE_3D_MAX - MERGE_3D_0];
 	struct dpu_hw_blk *dsc_blks[DSC_MAX - DSC_0];
 	struct dpu_hw_sspp *hw_sspp[SSPP_MAX - SSPP_NONE];
+	struct dpu_hw_blk *cdm_blk;
 };
 
 /**
-- 
2.40.1




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