disp: msm: sde: add support for hardware based rounded corner

Add support for hardware based rounded corner part of
color processing framework.

Change-Id: I3e5f4dac6ffc759bb940215b7621ac716f255169
Signed-off-by: Amine Najahi <anajahi@codeaurora.org>
Signed-off-by: Steve Cohen <cohens@codeaurora.org>

msm/sde/sde_hw_rc.h

@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _SDE_HW_RC_H
+#define _SDE_HW_RC_H
+
+#include "sde_hw_mdss.h"
+
+
+/**
+ * sde_hw_rc_init -  Initialize RC internal state object and ops
+ * @hw_dspp: DSPP instance.
+ * Return: 0 on success, non-zero otherwise.
+ */
+int sde_hw_rc_init(struct sde_hw_dspp *hw_dspp);
+
+/**
+ * sde_hw_rc_check_mask -  Validate RC mask configuration
+ * @hw_dspp: DSPP instance.
+ * @cfg: Pointer to configuration blob.
+ * Return: 0 on success, non-zero otherwise.
+ */
+int sde_hw_rc_check_mask(struct sde_hw_dspp *hw_dspp, void *cfg);
+
+/**
+ * sde_hw_rc_setup_mask -  Setup RC mask configuration
+ * @hw_dspp: DSPP instance.
+ * @cfg: Pointer to configuration blob.
+ * Return: 0 on success, non-zero otherwise.
+ */
+int sde_hw_rc_setup_mask(struct sde_hw_dspp *hw_dspp, void *cfg);
+
+/**
+ * sde_hw_rc_check_pu_roi -  Validate RC partial update region of interest
+ * @hw_dspp: DSPP instance.
+ * @cfg: Pointer to configuration blob.
+ * Return: 0 on success.
+ *         > 0 on early return.
+ *         < 0 on error.
+ */
+int sde_hw_rc_check_pu_roi(struct sde_hw_dspp *hw_dspp, void *cfg);
+
+/**
+ * sde_hw_rc_setup_pu_roi -  Setup RC partial update region of interest
+ * @hw_dspp: DSPP instance.
+ * @cfg: Pointer to configuration blob.
+ * Return: 0 on success.
+ *         > 0 on early return.
+ *         < 0 on error.
+ */
+int sde_hw_rc_setup_pu_roi(struct sde_hw_dspp *hw_dspp, void *cfg);
+
+/**
+ * sde_hw_rc_setup_data_ahb - Program mask data with AHB
+ * @hw_dspp: DSPP instance.
+ * @cfg: Pointer to configuration blob.
+ * Return: 0 on success, non-zero otherwise.
+ */
+int sde_hw_rc_setup_data_ahb(struct sde_hw_dspp *hw_dspp, void *cfg);
+
+/**
+ * sde_hw_rc_setup_data_dma - Program mask data with DMA
+ * @hw_dspp: DSPP instance.
+ * @cfg: Pointer to configuration blob.
+ * Return: 0 on success, non-zero otherwise.
+ */
+int sde_hw_rc_setup_data_dma(struct sde_hw_dspp *hw_dspp, void *cfg);
+
+#endif