diff options
Diffstat (limited to 'drivers/media/platform/qcom/camss-8x16/camss-ispif.h')
-rw-r--r-- | drivers/media/platform/qcom/camss-8x16/camss-ispif.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/camss-8x16/camss-ispif.h b/drivers/media/platform/qcom/camss-8x16/camss-ispif.h new file mode 100644 index 000000000000..f668306020c3 --- /dev/null +++ b/drivers/media/platform/qcom/camss-8x16/camss-ispif.h @@ -0,0 +1,85 @@ +/* + * camss-ispif.h + * + * Qualcomm MSM Camera Subsystem - ISPIF (ISP Interface) Module + * + * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved. + * Copyright (C) 2015-2017 Linaro Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only 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. + */ +#ifndef QC_MSM_CAMSS_ISPIF_H +#define QC_MSM_CAMSS_ISPIF_H + +#include <linux/clk.h> +#include <media/media-entity.h> +#include <media/v4l2-device.h> +#include <media/v4l2-subdev.h> + +/* Number of ISPIF lines - same as number of CSID hardware modules */ +#define MSM_ISPIF_LINE_NUM 2 + +#define MSM_ISPIF_PAD_SINK 0 +#define MSM_ISPIF_PAD_SRC 1 +#define MSM_ISPIF_PADS_NUM 2 + +#define MSM_ISPIF_VFE_NUM 1 + +enum ispif_intf { + PIX0, + RDI0, + PIX1, + RDI1, + RDI2 +}; + +struct ispif_intf_cmd_reg { + u32 cmd_0; + u32 cmd_1; +}; + +struct ispif_line { + u8 id; + u8 csid_id; + u8 vfe_id; + enum ispif_intf interface; + struct v4l2_subdev subdev; + struct media_pad pads[MSM_ISPIF_PADS_NUM]; + struct v4l2_mbus_framefmt fmt[MSM_ISPIF_PADS_NUM]; +}; + +struct ispif_device { + void __iomem *base; + void __iomem *base_clk_mux; + u32 irq; + char irq_name[30]; + struct camss_clock *clock; + int nclocks; + struct camss_clock *clock_for_reset; + int nclocks_for_reset; + struct completion reset_complete; + int power_count; + struct mutex power_lock; + struct ispif_intf_cmd_reg intf_cmd[MSM_ISPIF_VFE_NUM]; + struct mutex config_lock; + struct ispif_line line[MSM_ISPIF_LINE_NUM]; +}; + +struct resources_ispif; + +int msm_ispif_subdev_init(struct ispif_device *ispif, + const struct resources_ispif *res); + +int msm_ispif_register_entities(struct ispif_device *ispif, + struct v4l2_device *v4l2_dev); + +void msm_ispif_unregister_entities(struct ispif_device *ispif); + +#endif /* QC_MSM_CAMSS_ISPIF_H */ |