diff options
Diffstat (limited to 'drivers/media/pci/intel/ipu6/ipu6-bus.h')
| -rw-r--r-- | drivers/media/pci/intel/ipu6/ipu6-bus.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/media/pci/intel/ipu6/ipu6-bus.h b/drivers/media/pci/intel/ipu6/ipu6-bus.h new file mode 100644 index 000000000000..b26c6aee1621 --- /dev/null +++ b/drivers/media/pci/intel/ipu6/ipu6-bus.h @@ -0,0 +1,58 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (C) 2013 - 2024 Intel Corporation */ + +#ifndef IPU6_BUS_H +#define IPU6_BUS_H + +#include <linux/auxiliary_bus.h> +#include <linux/container_of.h> +#include <linux/device.h> +#include <linux/irqreturn.h> +#include <linux/list.h> +#include <linux/scatterlist.h> +#include <linux/types.h> + +struct firmware; +struct pci_dev; + +#define IPU6_BUS_NAME IPU6_NAME "-bus" + +struct ipu6_buttress_ctrl; + +struct ipu6_bus_device { + struct auxiliary_device auxdev; + struct auxiliary_driver *auxdrv; + const struct ipu6_auxdrv_data *auxdrv_data; + struct list_head list; + void *pdata; + struct ipu6_mmu *mmu; + struct ipu6_device *isp; + struct ipu6_buttress_ctrl *ctrl; + u64 dma_mask; + const struct firmware *fw; + struct sg_table fw_sgt; + u64 *pkg_dir; + dma_addr_t pkg_dir_dma_addr; + unsigned int pkg_dir_size; +}; + +struct ipu6_auxdrv_data { + irqreturn_t (*isr)(struct ipu6_bus_device *adev); + irqreturn_t (*isr_threaded)(struct ipu6_bus_device *adev); + bool wake_isr_thread; +}; + +#define to_ipu6_bus_device(_dev) \ + container_of(to_auxiliary_dev(_dev), struct ipu6_bus_device, auxdev) +#define auxdev_to_adev(_auxdev) \ + container_of(_auxdev, struct ipu6_bus_device, auxdev) +#define ipu6_bus_get_drvdata(adev) dev_get_drvdata(&(adev)->auxdev.dev) + +struct ipu6_bus_device * +ipu6_bus_initialize_device(struct pci_dev *pdev, struct device *parent, + void *pdata, struct ipu6_buttress_ctrl *ctrl, + char *name); +int ipu6_bus_add_device(struct ipu6_bus_device *adev); +void ipu6_bus_del_devices(struct pci_dev *pdev); + +#endif |