rename driver to facetimehd

fthd_drv.h

@@ -0,0 +1,139 @@
+/*
+ * Broadcom PCIe 1570 webcam driver
+ *
+ * Copyright (C) 2014 Patrik Jakobsson (patrik.r.jakobsson@gmail.com)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation.
+ *
+ */
+
+#ifndef _FTHD_PCIE_H
+#define _PCWC_PCIE_H
+
+#include <linux/pci.h>
+#include <linux/spinlock.h>
+#include <linux/wait.h>
+#include <linux/mutex.h>
+#include <media/videobuf2-dma-sg.h>
+#include <media/v4l2-device.h>
+#include "fthd_reg.h"
+#include "fthd_ringbuf.h"
+#include "fthd_buffer.h"
+#include "fthd_v4l2.h"
+
+#define FTHD_PCI_S2_IO  0
+#define FTHD_PCI_S2_MEM 2
+#define FTHD_PCI_ISP_IO 4
+
+#define MAX(a, b) ((a)>(b)?(a):(b))
+
+#define FTHD_BUFFERS 4
+
+struct fthd_reg {
+	u32 offset;
+	u32 value;
+};
+
+enum FW_CHAN_TYPE {
+	FW_CHAN_TYPE_OUT=0,
+	FW_CHAN_TYPE_IN=1,
+	FW_CHAN_TYPE_UNI_IN=2,
+};
+
+struct fw_channel {
+	u32 offset;
+	u32 size;
+	u32 source;
+	u32 type;
+	int tx_lock;
+	int rx_lock;
+	struct fthd_ringbuf ringbuf;
+	spinlock_t lock;
+
+	char *name;
+};
+
+struct fthd_private {
+	struct pci_dev *pdev;
+	unsigned int dma_mask;
+
+	struct v4l2_device v4l2_dev;
+	struct video_device *videodev;
+	struct mutex ioctl_lock;
+	int users;
+	/* lock for synchronizing with irq/workqueue */
+	spinlock_t io_lock;
+
+	/* waitqueue for signaling command completion */
+	wait_queue_head_t cmd_wq;
+	int cmd_ready;
+	/* Mapped PCI resources */
+	void *s2_io;
+	u32 s2_io_len;
+
+	void *s2_mem;
+	u32 s2_mem_len;
+
+	void *isp_io;
+	u32 isp_io_len;
+
+	struct work_struct irq_work;
+
+	/* Hardware info */
+	u32 core_clk;
+	u32 ddr_model;
+	u32 ddr_speed;
+	u32 vdl_step_size;
+
+	/* DDR_PHY saved registers. Offsets need to be initialized somewhere */
+	u32 ddr_phy_num_regs;
+	struct fthd_reg ddr_phy_reg_map[DDR_PHY_NUM_REGS];
+
+	/* Root resource for memory management */
+	struct resource *mem;
+	/* Resource for managing IO mmu slots */
+	struct resource *iommu;
+	/* ISP memory objects */
+	struct isp_mem_obj *firmware;
+	struct isp_mem_obj *set_file;
+	struct isp_mem_obj *ipc_queue;
+	struct isp_mem_obj *heap;
+
+	/* Firmware channels */
+	int num_channels;
+	struct fw_channel **channels;
+	struct fw_channel *channel_terminal;
+	struct fw_channel *channel_io;
+	struct fw_channel *channel_debug;
+	struct fw_channel *channel_buf_h2t;
+	struct fw_channel *channel_buf_t2h;
+	struct fw_channel *channel_shared_malloc;
+	struct fw_channel *channel_io_t2h;
+
+	/* camera config */
+	int sensor_count;
+	int sensor_id0;
+	int sensor_id1;
+
+	struct fthd_fmt fmt;
+
+	struct vb2_queue vb2_queue;
+	struct mutex vb2_queue_lock;
+	struct list_head buffer_queue;
+	struct vb2_alloc_ctx *alloc_ctx;
+	struct h2t_buf_ctx h2t_bufs[FTHD_BUFFERS];
+
+	int frametime;
+};
+
+#endif