video-driver: Move HFI queue functions out of venus_hfi

Split HFI queue functions in separate file. This will
unload venus_hfi and also will make possible to reuse/shared
with other drivers.

Change-Id: I16155e649f216afc6f26db76b565aad28b114cc7
Signed-off-by: Stanimir Varbanov <quic_c_svarba@quicinc.com>

driver/vidc/inc/venus_hfi_queue.h

@@ -0,0 +1,92 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2020-2022, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _VENUS_HFI_QUEUE_H_
+#define _VENUS_HFI_QUEUE_H_
+
+#include <linux/types.h>
+
+#include "msm_vidc_internal.h"
+
+#define HFI_MASK_QHDR_TX_TYPE			0xff000000
+#define HFI_MASK_QHDR_RX_TYPE			0x00ff0000
+#define HFI_MASK_QHDR_PRI_TYPE			0x0000ff00
+#define HFI_MASK_QHDR_Q_ID_TYPE			0x000000ff
+#define HFI_Q_ID_HOST_TO_CTRL_CMD_Q		0
+#define HFI_Q_ID_CTRL_TO_HOST_MSG_Q		1
+#define HFI_Q_ID_CTRL_TO_HOST_DEBUG_Q		2
+#define HFI_MASK_QHDR_STATUS			0x000000ff
+
+#define VIDC_IFACEQ_NUMQ			3
+#define VIDC_IFACEQ_CMDQ_IDX			0
+#define VIDC_IFACEQ_MSGQ_IDX			1
+#define VIDC_IFACEQ_DBGQ_IDX			2
+#define VIDC_IFACEQ_MAX_BUF_COUNT		50
+#define VIDC_IFACE_MAX_PARALLEL_CLNTS		16
+#define VIDC_IFACEQ_DFLT_QHDR			0x01010000
+
+struct hfi_queue_table_header {
+	u32 qtbl_version;
+	u32 qtbl_size;
+	u32 qtbl_qhdr0_offset;
+	u32 qtbl_qhdr_size;
+	u32 qtbl_num_q;
+	u32 qtbl_num_active_q;
+	void *device_addr;
+	char name[256];
+};
+
+struct hfi_queue_header {
+	u32 qhdr_status;
+	u32 qhdr_start_addr;
+	u32 qhdr_type;
+	u32 qhdr_q_size;
+	u32 qhdr_pkt_size;
+	u32 qhdr_pkt_drop_cnt;
+	u32 qhdr_rx_wm;
+	u32 qhdr_tx_wm;
+	u32 qhdr_rx_req;
+	u32 qhdr_tx_req;
+	u32 qhdr_rx_irq_status;
+	u32 qhdr_tx_irq_status;
+	u32 qhdr_read_idx;
+	u32 qhdr_write_idx;
+};
+
+#define VIDC_IFACEQ_TABLE_SIZE	(sizeof(struct hfi_queue_table_header) + \
+			sizeof(struct hfi_queue_header) * VIDC_IFACEQ_NUMQ)
+
+#define VIDC_IFACEQ_QUEUE_SIZE	(VIDC_IFACEQ_MAX_PKT_SIZE *  \
+	VIDC_IFACEQ_MAX_BUF_COUNT * VIDC_IFACE_MAX_PARALLEL_CLNTS)
+
+#define VIDC_IFACEQ_GET_QHDR_START_ADDR(ptr, i)     \
+	(void *)((ptr + sizeof(struct hfi_queue_table_header)) + \
+		(i * sizeof(struct hfi_queue_header)))
+
+#define QDSS_SIZE	4096
+#define SFR_SIZE	4096
+
+#define QUEUE_SIZE	(VIDC_IFACEQ_TABLE_SIZE + \
+			(VIDC_IFACEQ_QUEUE_SIZE * VIDC_IFACEQ_NUMQ))
+
+#define ALIGNED_QDSS_SIZE	ALIGN(QDSS_SIZE, SZ_4K)
+#define ALIGNED_SFR_SIZE	ALIGN(SFR_SIZE, SZ_4K)
+#define ALIGNED_QUEUE_SIZE	ALIGN(QUEUE_SIZE, SZ_4K)
+#define SHARED_QSIZE		ALIGN(ALIGNED_SFR_SIZE + ALIGNED_QUEUE_SIZE + \
+				      ALIGNED_QDSS_SIZE, SZ_1M)
+#define TOTAL_QSIZE	(SHARED_QSIZE - ALIGNED_SFR_SIZE - ALIGNED_QDSS_SIZE)
+
+struct msm_vidc_core;
+
+int venus_hfi_queue_cmd_write(struct msm_vidc_core *core, void *pkt);
+int venus_hfi_queue_cmd_write_intr(struct msm_vidc_core *core, void *pkt,
+				   bool allow_intr);
+int venus_hfi_queue_msg_read(struct msm_vidc_core *core, void *pkt);
+int venus_hfi_queue_dbg_read(struct msm_vidc_core *core, void *pkt);
+void venus_hfi_queue_deinit(struct msm_vidc_core *core);
+int venus_hfi_queue_init(struct msm_vidc_core *core);
+int venus_hfi_reset_queue_header(struct msm_vidc_core *core);
+
+#endif