1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/iris/iris_vpu_buffer.h b/drivers/media/platform/qcom/iris/iris_vpu_buffer.h
new file mode 100644
index 000000000000..62af6ea6ba1f
--- /dev/null
+++ b/drivers/media/platform/qcom/iris/iris_vpu_buffer.h
@@ -0,0 +1,91 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef __IRIS_VPU_BUFFER_H__
+#define __IRIS_VPU_BUFFER_H__
+
+struct iris_inst;
+
+#define MIN_BUFFERS			4
+
+#define DMA_ALIGNMENT			256
+
+#define NUM_HW_PIC_BUF			32
+#define SIZE_HW_PIC(size_per_buf)	(NUM_HW_PIC_BUF * (size_per_buf))
+
+#define MAX_TILE_COLUMNS		32
+#define BIN_BUFFER_THRESHOLD		(1280 * 736)
+#define VPP_CMD_MAX_SIZE		(BIT(20))
+#define H264D_MAX_SLICE			1800
+
+#define SIZE_H264D_BUFTAB_T		256
+#define SIZE_H264D_BSE_CMD_PER_BUF	(32 * 4)
+#define SIZE_H264D_VPP_CMD_PER_BUF	512
+
+#define NUM_SLIST_BUF_H264		(256 + 32)
+#define SIZE_SLIST_BUF_H264		512
+#define H264_DISPLAY_BUF_SIZE		3328
+#define H264_NUM_FRM_INFO		66
+
+#define SIZE_SEI_USERDATA		4096
+
+#define H264_CABAC_HDR_RATIO_HD_TOT	1
+#define H264_CABAC_RES_RATIO_HD_TOT	3
+#define SIZE_H264D_HW_PIC_T		(BIT(11))
+
+#define MAX_FE_NBR_CTRL_LCU64_LINE_BUFFER_SIZE	64
+#define MAX_SE_NBR_CTRL_LCU64_LINE_BUFFER_SIZE	16
+#define MAX_PE_NBR_DATA_LCU64_LINE_BUFFER_SIZE	384
+#define MAX_FE_NBR_DATA_LUMA_LINE_BUFFER_SIZE	640
+
+static inline u32 size_h264d_lb_fe_top_data(u32 frame_width)
+{
+	return MAX_FE_NBR_DATA_LUMA_LINE_BUFFER_SIZE * ALIGN(frame_width, 16) * 3;
+}
+
+static inline u32 size_h264d_lb_fe_top_ctrl(u32 frame_width)
+{
+	return MAX_FE_NBR_CTRL_LCU64_LINE_BUFFER_SIZE * DIV_ROUND_UP(frame_width, 16);
+}
+
+static inline u32 size_h264d_lb_fe_left_ctrl(u32 frame_height)
+{
+	return MAX_FE_NBR_CTRL_LCU64_LINE_BUFFER_SIZE * DIV_ROUND_UP(frame_height, 16);
+}
+
+static inline u32 size_h264d_lb_se_top_ctrl(u32 frame_width)
+{
+	return MAX_SE_NBR_CTRL_LCU64_LINE_BUFFER_SIZE * DIV_ROUND_UP(frame_width, 16);
+}
+
+static inline u32 size_h264d_lb_se_left_ctrl(u32 frame_height)
+{
+	return MAX_SE_NBR_CTRL_LCU64_LINE_BUFFER_SIZE * DIV_ROUND_UP(frame_height, 16);
+}
+
+static inline u32 size_h264d_lb_pe_top_data(u32 frame_width)
+{
+	return MAX_PE_NBR_DATA_LCU64_LINE_BUFFER_SIZE * DIV_ROUND_UP(frame_width, 16);
+}
+
+static inline u32 size_h264d_lb_vsp_top(u32 frame_width)
+{
+	return (DIV_ROUND_UP(frame_width, 16) << 7);
+}
+
+static inline u32 size_h264d_lb_recon_dma_metadata_wr(u32 frame_height)
+{
+	return ALIGN(frame_height, 16) * 32;
+}
+
+static inline u32 size_h264d_qp(u32 frame_width, u32 frame_height)
+{
+	return DIV_ROUND_UP(frame_width, 64) * DIV_ROUND_UP(frame_height, 64) * 128;
+}
+
+int iris_vpu_buf_size(struct iris_inst *inst, enum iris_buffer_type buffer_type);
+int iris_vpu_buf_count(struct iris_inst *inst, enum iris_buffer_type buffer_type);
+
+#endif