/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* netup_unidvb.h
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*
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* Data type definitions for NetUP Universal Dual DVB-CI
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*
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* Copyright (C) 2014 NetUP Inc.
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* Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru>
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* Copyright (C) 2014 Abylay Ospan <aospan@netup.ru>
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*/
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#include <linux/pci.h>
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#include <linux/i2c.h>
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#include <linux/workqueue.h>
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#include <media/v4l2-common.h>
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#include <media/v4l2-device.h>
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#include <media/videobuf2-dvb.h>
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#include <media/dvb_ca_en50221.h>
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#define NETUP_UNIDVB_NAME "netup_unidvb"
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#define NETUP_UNIDVB_VERSION "0.0.1"
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#define NETUP_VENDOR_ID 0x1b55
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#define NETUP_PCI_DEV_REVISION 0x2
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/* IRQ-related regisers */
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#define REG_ISR 0x4890
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#define REG_ISR_MASKED 0x4892
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#define REG_IMASK_SET 0x4894
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#define REG_IMASK_CLEAR 0x4896
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/* REG_ISR register bits */
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#define NETUP_UNIDVB_IRQ_SPI (1 << 0)
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#define NETUP_UNIDVB_IRQ_I2C0 (1 << 1)
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#define NETUP_UNIDVB_IRQ_I2C1 (1 << 2)
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#define NETUP_UNIDVB_IRQ_FRA0 (1 << 4)
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#define NETUP_UNIDVB_IRQ_FRA1 (1 << 5)
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#define NETUP_UNIDVB_IRQ_FRB0 (1 << 6)
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#define NETUP_UNIDVB_IRQ_FRB1 (1 << 7)
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#define NETUP_UNIDVB_IRQ_DMA1 (1 << 8)
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#define NETUP_UNIDVB_IRQ_DMA2 (1 << 9)
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#define NETUP_UNIDVB_IRQ_CI (1 << 10)
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#define NETUP_UNIDVB_IRQ_CAM0 (1 << 11)
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#define NETUP_UNIDVB_IRQ_CAM1 (1 << 12)
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/* NetUP Universal DVB card hardware revisions and it's PCI device id's:
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* 1.3 - CXD2841ER demod, ASCOT2E and HORUS3A tuners
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* 1.4 - CXD2854ER demod, HELENE tuner
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*/
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enum netup_hw_rev {
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NETUP_HW_REV_1_3 = 0x18F6,
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NETUP_HW_REV_1_4 = 0x18F7
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};
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struct netup_dma {
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u8 num;
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spinlock_t lock;
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struct netup_unidvb_dev *ndev;
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struct netup_dma_regs __iomem *regs;
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u32 ring_buffer_size;
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u8 *addr_virt;
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dma_addr_t addr_phys;
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u64 addr_last;
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u32 high_addr;
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u32 data_offset;
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u32 data_size;
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struct list_head free_buffers;
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struct work_struct work;
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struct timer_list timeout;
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};
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enum netup_i2c_state {
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STATE_DONE,
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STATE_WAIT,
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STATE_WANT_READ,
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STATE_WANT_WRITE,
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STATE_ERROR
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};
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struct netup_i2c_regs;
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struct netup_i2c {
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spinlock_t lock;
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wait_queue_head_t wq;
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struct i2c_adapter adap;
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struct netup_unidvb_dev *dev;
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struct netup_i2c_regs __iomem *regs;
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struct i2c_msg *msg;
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enum netup_i2c_state state;
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u32 xmit_size;
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};
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struct netup_ci_state {
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struct dvb_ca_en50221 ca;
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u8 __iomem *membase8_config;
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u8 __iomem *membase8_io;
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struct netup_unidvb_dev *dev;
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int status;
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int nr;
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};
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struct netup_spi;
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struct netup_unidvb_dev {
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struct pci_dev *pci_dev;
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int pci_bus;
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int pci_slot;
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int pci_func;
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int board_num;
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int old_fw;
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u32 __iomem *lmmio0;
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u8 __iomem *bmmio0;
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u32 __iomem *lmmio1;
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u8 __iomem *bmmio1;
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u8 *dma_virt;
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dma_addr_t dma_phys;
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u32 dma_size;
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struct vb2_dvb_frontends frontends[2];
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struct netup_i2c i2c[2];
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struct workqueue_struct *wq;
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struct netup_dma dma[2];
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struct netup_ci_state ci[2];
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struct netup_spi *spi;
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enum netup_hw_rev rev;
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};
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int netup_i2c_register(struct netup_unidvb_dev *ndev);
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void netup_i2c_unregister(struct netup_unidvb_dev *ndev);
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irqreturn_t netup_ci_interrupt(struct netup_unidvb_dev *ndev);
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irqreturn_t netup_i2c_interrupt(struct netup_i2c *i2c);
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irqreturn_t netup_spi_interrupt(struct netup_spi *spi);
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int netup_unidvb_ci_register(struct netup_unidvb_dev *dev,
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int num, struct pci_dev *pci_dev);
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void netup_unidvb_ci_unregister(struct netup_unidvb_dev *dev, int num);
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int netup_spi_init(struct netup_unidvb_dev *ndev);
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void netup_spi_release(struct netup_unidvb_dev *ndev);
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