diff options
Diffstat (limited to 'drivers/media/platform/rockchip/rkisp1/rkisp1-common.h')
| -rw-r--r-- | drivers/media/platform/rockchip/rkisp1/rkisp1-common.h | 138 |
1 files changed, 104 insertions, 34 deletions
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h index a1293c45aae1..5e6a4d5f6fd1 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h @@ -24,6 +24,8 @@ #include "rkisp1-regs.h" struct dentry; +struct dev_pm_domain_list; +struct regmap; /* * flags on the 'direction' field in struct rkisp1_mbus_info' that indicate @@ -32,9 +34,10 @@ struct dentry; #define RKISP1_ISP_SD_SRC BIT(0) #define RKISP1_ISP_SD_SINK BIT(1) -/* min and max values for the widths and heights of the entities */ -#define RKISP1_ISP_MAX_WIDTH 4032 -#define RKISP1_ISP_MAX_HEIGHT 3024 +/* + * Minimum values for the width and height of entities. The maximum values are + * model-specific and stored in the rkisp1_info structure. + */ #define RKISP1_ISP_MIN_WIDTH 32 #define RKISP1_ISP_MIN_HEIGHT 32 @@ -53,7 +56,7 @@ struct dentry; #define RKISP1_BUS_INFO "platform:" RKISP1_DRIVER_NAME /* maximum number of clocks */ -#define RKISP1_MAX_BUS_CLK 8 +#define RKISP1_MAX_BUS_CLK 4 /* a bitmask of the ready stats */ #define RKISP1_STATS_MEAS_MASK (RKISP1_CIF_ISP_AWB_DONE | \ @@ -61,6 +64,14 @@ struct dentry; RKISP1_CIF_ISP_EXP_END | \ RKISP1_CIF_ISP_HIST_MEASURE_RDY) +/* IRQ lines */ +enum rkisp1_irq_line { + RKISP1_IRQ_ISP = 0, + RKISP1_IRQ_MI, + RKISP1_IRQ_MIPI, + RKISP1_NUM_IRQS, +}; + /* enum for the resizer pads */ enum rkisp1_rsz_pad { RKISP1_RSZ_PAD_SINK, @@ -102,6 +113,12 @@ enum rkisp1_isp_pad { * enum rkisp1_feature - ISP features * * @RKISP1_FEATURE_MIPI_CSI2: The ISP has an internal MIPI CSI-2 receiver + * @RKISP1_FEATURE_MAIN_STRIDE: The ISP supports configurable stride on the main path + * @RKISP1_FEATURE_SELF_PATH: The ISP has a self path + * @RKISP1_FEATURE_DUAL_CROP: The ISP has the dual crop block at the resizer input + * @RKISP1_FEATURE_DMA_34BIT: The ISP uses 34-bit DMA addresses + * @RKISP1_FEATURE_BLS: The ISP has a dedicated BLS block + * @RKISP1_FEATURE_COMPAND: The ISP has a companding block * * The ISP features are stored in a bitmask in &rkisp1_info.features and allow * the driver to implement support for features present in some ISP versions @@ -109,28 +126,45 @@ enum rkisp1_isp_pad { */ enum rkisp1_feature { RKISP1_FEATURE_MIPI_CSI2 = BIT(0), + RKISP1_FEATURE_MAIN_STRIDE = BIT(1), + RKISP1_FEATURE_SELF_PATH = BIT(2), + RKISP1_FEATURE_DUAL_CROP = BIT(3), + RKISP1_FEATURE_DMA_34BIT = BIT(4), + RKISP1_FEATURE_BLS = BIT(5), + RKISP1_FEATURE_COMPAND = BIT(6), }; +#define rkisp1_has_feature(rkisp1, feature) \ + ((rkisp1)->info->features & RKISP1_FEATURE_##feature) + /* * struct rkisp1_info - Model-specific ISP Information * - * @clks: array of ISP clock names - * @clk_size: number of entries in the @clks array + * @num_clocks: number of clocks * @isrs: array of ISP interrupt descriptors * @isr_size: number of entries in the @isrs array * @isp_ver: ISP version * @features: bitmask of rkisp1_feature features implemented by the ISP + * @max_width: maximum input frame width + * @max_height: maximum input frame height + * @pm_domains.names: name of the power domains + * @pm_domains.count: number of power domains * * This structure contains information about the ISP specific to a particular * ISP model, version, or integration in a particular SoC. */ struct rkisp1_info { - const char * const *clks; - unsigned int clk_size; + unsigned int num_clocks; const struct rkisp1_isr_data *isrs; unsigned int isr_size; enum rkisp1_cif_isp_version isp_ver; unsigned int features; + unsigned int max_width; + unsigned int max_height; + struct { + const char * const *names; + unsigned int count; + } pm_domains; }; /* @@ -148,7 +182,7 @@ struct rkisp1_info { * @port: port number (0: MIPI, 1: Parallel) */ struct rkisp1_sensor_async { - struct v4l2_async_subdev asd; + struct v4l2_async_connection asd; unsigned int index; struct fwnode_handle *source_ep; unsigned int lanes; @@ -167,9 +201,6 @@ struct rkisp1_sensor_async { * @is_dphy_errctrl_disabled: if dphy errctrl is disabled (avoid endless interrupt) * @sd: v4l2_subdev variable * @pads: media pads - * @pad_cfg: configurations for the pads - * @sink_fmt: input format - * @lock: protects pad_cfg and sink_fmt * @source: source in-use, set when starting streaming */ struct rkisp1_csi { @@ -178,9 +209,6 @@ struct rkisp1_csi { bool is_dphy_errctrl_disabled; struct v4l2_subdev sd; struct media_pad pads[RKISP1_CSI_PAD_NUM]; - struct v4l2_subdev_pad_config pad_cfg[RKISP1_CSI_PAD_NUM]; - const struct rkisp1_mbus_info *sink_fmt; - struct mutex lock; struct v4l2_subdev *source; }; @@ -190,21 +218,16 @@ struct rkisp1_csi { * @sd: v4l2_subdev variable * @rkisp1: pointer to rkisp1_device * @pads: media pads - * @pad_cfg: pads configurations * @sink_fmt: input format - * @src_fmt: output format - * @ops_lock: ops serialization * @frame_sequence: used to synchronize frame_id between video devices. */ struct rkisp1_isp { struct v4l2_subdev sd; struct rkisp1_device *rkisp1; struct media_pad pads[RKISP1_ISP_PAD_MAX]; - struct v4l2_subdev_pad_config pad_cfg[RKISP1_ISP_PAD_MAX]; const struct rkisp1_mbus_info *sink_fmt; - const struct rkisp1_mbus_info *src_fmt; - struct mutex ops_lock; /* serialize the subdevice ops */ __u32 frame_sequence; + bool frame_active; }; /* @@ -224,7 +247,7 @@ struct rkisp1_vdev_node { /* * struct rkisp1_buffer - A container for the vb2 buffers used by the video devices: - * params, stats, mainpath, selfpath + * stats, mainpath, selfpath * * @vb: vb2 buffer * @queue: entry of the buffer in the queue @@ -233,9 +256,29 @@ struct rkisp1_vdev_node { struct rkisp1_buffer { struct vb2_v4l2_buffer vb; struct list_head queue; - u32 buff_addr[VIDEO_MAX_PLANES]; + dma_addr_t buff_addr[VIDEO_MAX_PLANES]; +}; + +/* + * struct rkisp1_params_buffer - A container for the vb2 buffers used by the + * params video device + * + * @vb: vb2 buffer + * @queue: entry of the buffer in the queue + * @cfg: scratch buffer used for caching the ISP configuration parameters + */ +struct rkisp1_params_buffer { + struct vb2_v4l2_buffer vb; + struct list_head queue; + void *cfg; }; +static inline struct rkisp1_params_buffer * +to_rkisp1_params_buffer(struct vb2_v4l2_buffer *vbuf) +{ + return container_of(vbuf, struct rkisp1_params_buffer, vb); +} + /* * struct rkisp1_dummy_buffer - A buffer to write the next frame to in case * there are no vb2 buffers available. @@ -267,7 +310,7 @@ struct rkisp1_device; * handler to stop the streaming by waiting on the 'done' wait queue. * If the irq handler is not called, the stream is stopped by the callback * after timeout. - * @sp_y_stride: the selfpath allows to configure a y stride that is longer than the image width. + * @stride: the line stride for the first plane, in pixel units * @buf.lock: lock to protect buf.queue * @buf.queue: queued buffer list * @buf.dummy: dummy space to store dropped data @@ -288,7 +331,7 @@ struct rkisp1_capture { bool is_streaming; bool is_stopping; wait_queue_head_t done; - unsigned int sp_y_stride; + unsigned int stride; struct { /* protects queue, curr and next */ spinlock_t lock; @@ -364,9 +407,11 @@ struct rkisp1_params_ops { * @ops: pointer to the variant-specific operations * @config_lock: locks the buffer list 'params' * @params: queue of rkisp1_buffer - * @vdev_fmt: v4l2_format of the metadata format + * @metafmt the currently enabled metadata format * @quantization: the quantization configured on the isp's src pad + * @ycbcr_encoding the YCbCr encoding * @raw_type: the bayer pattern on the isp video sink pad + * @enabled_blocks: bitmask of enabled ISP blocks */ struct rkisp1_params { struct rkisp1_vdev_node vnode; @@ -375,11 +420,16 @@ struct rkisp1_params { spinlock_t config_lock; /* locks the buffers list 'params' */ struct list_head params; - struct v4l2_format vdev_fmt; + + struct v4l2_ctrl_handler ctrls; + + const struct v4l2_meta_format *metafmt; enum v4l2_quantization quantization; enum v4l2_ycbcr_encoding ycbcr_encoding; enum rkisp1_fmt_raw_pat_type raw_type; + + u32 enabled_blocks; }; /* @@ -390,10 +440,7 @@ struct rkisp1_params { * @id: id of the resizer, one of RKISP1_SELFPATH, RKISP1_MAINPATH * @rkisp1: pointer to the rkisp1 device * @pads: media pads - * @pad_cfg: configurations for the pads * @config: the set of registers to configure the resizer - * @pixel_enc: pixel encoding of the resizer - * @ops_lock: a lock for the subdev ops */ struct rkisp1_resizer { struct v4l2_subdev sd; @@ -401,10 +448,7 @@ struct rkisp1_resizer { enum rkisp1_stream_id id; struct rkisp1_device *rkisp1; struct media_pad pads[RKISP1_RSZ_PAD_MAX]; - struct v4l2_subdev_pad_config pad_cfg[RKISP1_RSZ_PAD_MAX]; const struct rkisp1_rsz_config *config; - enum v4l2_pixel_encoding pixel_enc; - struct mutex ops_lock; /* serialize the subdevice ops */ }; /* @@ -435,16 +479,19 @@ struct rkisp1_debug { unsigned long stats_error; unsigned long stop_timeout[2]; unsigned long frame_drop[2]; + unsigned long complete_frames; }; /* * struct rkisp1_device - ISP platform device * * @base_addr: base register address - * @irq: the irq number * @dev: a pointer to the struct device * @clk_size: number of clocks * @clks: array of clocks + * @pm_domains: power domains + * @gasket: the gasket - i.MX8MP only + * @gasket_id: the gasket ID (0 or 1) - i.MX8MP only * @v4l2_dev: v4l2_device variable * @media_dev: media_device variable * @notifier: a notifier to register on the v4l2-async API to be notified on the sensor @@ -459,12 +506,17 @@ struct rkisp1_debug { * @stream_lock: serializes {start/stop}_streaming callbacks between the capture devices. * @debug: debug params to be exposed on debugfs * @info: version-specific ISP information + * @irqs: IRQ line numbers + * @irqs_enabled: the hardware is enabled and can cause interrupts */ struct rkisp1_device { void __iomem *base_addr; struct device *dev; unsigned int clk_size; struct clk_bulk_data clks[RKISP1_MAX_BUS_CLK]; + struct dev_pm_domain_list *pm_domains; + struct regmap *gasket; + unsigned int gasket_id; struct v4l2_device v4l2_dev; struct media_device media_dev; struct v4l2_async_notifier notifier; @@ -479,6 +531,8 @@ struct rkisp1_device { struct mutex stream_lock; /* serialize {start/stop}_streaming cb between capture devices */ struct rkisp1_debug debug; const struct rkisp1_info *info; + int irqs[RKISP1_NUM_IRQS]; + bool irqs_enabled; }; /* @@ -533,6 +587,19 @@ int rkisp1_cap_enum_mbus_codes(struct rkisp1_capture *cap, const struct rkisp1_mbus_info *rkisp1_mbus_info_get_by_index(unsigned int index); /* + * rkisp1_path_count - Return the number of paths supported by the device + * + * Some devices only have a main path, while other device have both a main path + * and a self path. This function returns the number of paths that this device + * has, based on the feature flags. It should be used insted of checking + * ARRAY_SIZE of capture_devs/resizer_devs. + */ +static inline unsigned int rkisp1_path_count(struct rkisp1_device *rkisp1) +{ + return rkisp1_has_feature(rkisp1, SELF_PATH) ? 2 : 1; +} + +/* * rkisp1_sd_adjust_crop_rect - adjust a rectangle to fit into another rectangle. * * @crop: rectangle to adjust. @@ -550,6 +617,9 @@ void rkisp1_sd_adjust_crop_rect(struct v4l2_rect *crop, void rkisp1_sd_adjust_crop(struct v4l2_rect *crop, const struct v4l2_mbus_framefmt *bounds); +void rkisp1_bls_swap_regs(enum rkisp1_fmt_raw_pat_type pattern, + const u32 input[4], u32 output[4]); + /* * rkisp1_mbus_info_get_by_code - get the isp info of the media bus code * |