diff options
Diffstat (limited to 'drivers/media/platform/qcom/camss/camss-vfe.h')
| -rw-r--r-- | drivers/media/platform/qcom/camss/camss-vfe.h | 253 |
1 files changed, 192 insertions, 61 deletions
diff --git a/drivers/media/platform/qcom/camss/camss-vfe.h b/drivers/media/platform/qcom/camss/camss-vfe.h index 0d10071ae881..ae9dad353a37 100644 --- a/drivers/media/platform/qcom/camss/camss-vfe.h +++ b/drivers/media/platform/qcom/camss/camss-vfe.h @@ -17,22 +17,34 @@ #include <media/v4l2-subdev.h> #include "camss-video.h" +#include "camss-vfe-gen1.h" #define MSM_VFE_PAD_SINK 0 #define MSM_VFE_PAD_SRC 1 #define MSM_VFE_PADS_NUM 2 -#define MSM_VFE_LINE_NUM 4 #define MSM_VFE_IMAGE_MASTERS_NUM 7 #define MSM_VFE_COMPOSITE_IRQ_NUM 4 +/* VFE halt timeout */ +#define VFE_HALT_TIMEOUT_MS 100 +/* Frame drop value. VAL + UPDATES - 1 should not exceed 31 */ +#define VFE_FRAME_DROP_VAL 30 + +#define vfe_line_array(ptr_line) \ + ((const struct vfe_line (*)[]) &(ptr_line)[-(ptr_line)->id]) + +#define to_vfe(ptr_line) \ + container_of(vfe_line_array(ptr_line), struct vfe_device, line) + enum vfe_output_state { VFE_OUTPUT_OFF, VFE_OUTPUT_RESERVED, VFE_OUTPUT_SINGLE, VFE_OUTPUT_CONTINUOUS, VFE_OUTPUT_IDLE, - VFE_OUTPUT_STOPPING + VFE_OUTPUT_STOPPING, + VFE_OUTPUT_ON, }; enum vfe_line_id { @@ -40,23 +52,32 @@ enum vfe_line_id { VFE_LINE_RDI0 = 0, VFE_LINE_RDI1 = 1, VFE_LINE_RDI2 = 2, - VFE_LINE_PIX = 3 + VFE_LINE_PIX = 3, + VFE_LINE_NUM_MAX = 4 }; struct vfe_output { u8 wm_num; u8 wm_idx[3]; - int active_buf; struct camss_buffer *buf[2]; struct camss_buffer *last_buffer; struct list_head pending_bufs; unsigned int drop_update_idx; + union { + struct { + int active_buf; + int wait_sof; + } gen1; + struct { + int active_num; + } gen2; + }; enum vfe_output_state state; unsigned int sequence; - int wait_sof; + int wait_reg_update; struct completion sof; struct completion reg_update; @@ -71,66 +92,34 @@ struct vfe_line { struct v4l2_rect crop; struct camss_video video_out; struct vfe_output output; - const struct vfe_format *formats; + const struct camss_format_info *formats; unsigned int nformats; }; struct vfe_device; struct vfe_hw_ops { - void (*hw_version_read)(struct vfe_device *vfe, struct device *dev); - u16 (*get_ub_size)(u8 vfe_id); + void (*enable_irq)(struct vfe_device *vfe); void (*global_reset)(struct vfe_device *vfe); - void (*halt_request)(struct vfe_device *vfe); - void (*halt_clear)(struct vfe_device *vfe); - void (*wm_enable)(struct vfe_device *vfe, u8 wm, u8 enable); - void (*wm_frame_based)(struct vfe_device *vfe, u8 wm, u8 enable); - void (*wm_line_based)(struct vfe_device *vfe, u32 wm, - struct v4l2_pix_format_mplane *pix, - u8 plane, u32 enable); - void (*wm_set_framedrop_period)(struct vfe_device *vfe, u8 wm, u8 per); - void (*wm_set_framedrop_pattern)(struct vfe_device *vfe, u8 wm, - u32 pattern); - void (*wm_set_ub_cfg)(struct vfe_device *vfe, u8 wm, u16 offset, - u16 depth); - void (*bus_reload_wm)(struct vfe_device *vfe, u8 wm); - void (*wm_set_ping_addr)(struct vfe_device *vfe, u8 wm, u32 addr); - void (*wm_set_pong_addr)(struct vfe_device *vfe, u8 wm, u32 addr); - int (*wm_get_ping_pong_status)(struct vfe_device *vfe, u8 wm); - void (*bus_enable_wr_if)(struct vfe_device *vfe, u8 enable); - void (*bus_connect_wm_to_rdi)(struct vfe_device *vfe, u8 wm, - enum vfe_line_id id); - void (*wm_set_subsample)(struct vfe_device *vfe, u8 wm); - void (*bus_disconnect_wm_from_rdi)(struct vfe_device *vfe, u8 wm, - enum vfe_line_id id); - void (*set_xbar_cfg)(struct vfe_device *vfe, struct vfe_output *output, - u8 enable); - void (*set_rdi_cid)(struct vfe_device *vfe, enum vfe_line_id id, - u8 cid); - void (*set_realign_cfg)(struct vfe_device *vfe, struct vfe_line *line, - u8 enable); + u32 (*hw_version)(struct vfe_device *vfe); + irqreturn_t (*isr)(int irq, void *dev); + void (*isr_read)(struct vfe_device *vfe, u32 *value0, u32 *value1); + void (*pm_domain_off)(struct vfe_device *vfe); + int (*pm_domain_on)(struct vfe_device *vfe); void (*reg_update)(struct vfe_device *vfe, enum vfe_line_id line_id); void (*reg_update_clear)(struct vfe_device *vfe, enum vfe_line_id line_id); - void (*enable_irq_wm_line)(struct vfe_device *vfe, u8 wm, - enum vfe_line_id line_id, u8 enable); - void (*enable_irq_pix_line)(struct vfe_device *vfe, u8 comp, - enum vfe_line_id line_id, u8 enable); - void (*enable_irq_common)(struct vfe_device *vfe); - void (*set_demux_cfg)(struct vfe_device *vfe, struct vfe_line *line); - void (*set_scale_cfg)(struct vfe_device *vfe, struct vfe_line *line); - void (*set_crop_cfg)(struct vfe_device *vfe, struct vfe_line *line); - void (*set_clamp_cfg)(struct vfe_device *vfe); - void (*set_qos)(struct vfe_device *vfe); - void (*set_ds)(struct vfe_device *vfe); - void (*set_cgc_override)(struct vfe_device *vfe, u8 wm, u8 enable); - void (*set_camif_cfg)(struct vfe_device *vfe, struct vfe_line *line); - void (*set_camif_cmd)(struct vfe_device *vfe, u8 enable); - void (*set_module_cfg)(struct vfe_device *vfe, u8 enable); - int (*camif_wait_for_stop)(struct vfe_device *vfe, struct device *dev); - void (*isr_read)(struct vfe_device *vfe, u32 *value0, u32 *value1); + void (*subdev_init)(struct device *dev, struct vfe_device *vfe); + int (*vfe_disable)(struct vfe_line *line); + int (*vfe_enable)(struct vfe_line *line); + int (*vfe_halt)(struct vfe_device *vfe); void (*violation_read)(struct vfe_device *vfe); - irqreturn_t (*isr)(int irq, void *dev); + void (*vfe_wm_start)(struct vfe_device *vfe, u8 wm, + struct vfe_line *line); + void (*vfe_wm_stop)(struct vfe_device *vfe, u8 wm); + void (*vfe_buf_done)(struct vfe_device *vfe, int port_id); + void (*vfe_wm_update)(struct vfe_device *vfe, u8 wm, u32 addr, + struct vfe_line *line); }; struct vfe_isr_ops { @@ -142,10 +131,23 @@ struct vfe_isr_ops { void (*wm_done)(struct vfe_device *vfe, u8 wm); }; +struct vfe_subdev_resources { + bool is_lite; + u8 line_num; + bool has_pd; + char *pd_name; + bool has_vbif; + char *vbif_name; + const struct vfe_hw_ops *hw_ops; + const struct camss_formats *formats_rdi; + const struct camss_formats *formats_pix; +}; + struct vfe_device { struct camss *camss; u8 id; void __iomem *base; + void __iomem *vbif_base; u32 irq; char irq_name[30]; struct camss_clock *clock; @@ -158,29 +160,158 @@ struct vfe_device { int stream_count; spinlock_t output_lock; enum vfe_line_id wm_output_map[MSM_VFE_IMAGE_MASTERS_NUM]; - struct vfe_line line[MSM_VFE_LINE_NUM]; + struct vfe_line line[VFE_LINE_NUM_MAX]; u32 reg_update; u8 was_streaming; - const struct vfe_hw_ops *ops; + const struct vfe_subdev_resources *res; + const struct vfe_hw_ops_gen1 *ops_gen1; struct vfe_isr_ops isr_ops; + struct camss_video_ops video_ops; + struct device *genpd; + struct device_link *genpd_link; }; -struct resources; +struct camss_subdev_resources; int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, - const struct resources *res, u8 id); + const struct camss_subdev_resources *res, u8 id); + +void msm_vfe_genpd_cleanup(struct vfe_device *vfe); int msm_vfe_register_entities(struct vfe_device *vfe, struct v4l2_device *v4l2_dev); void msm_vfe_unregister_entities(struct vfe_device *vfe); -void msm_vfe_get_vfe_id(struct media_entity *entity, u8 *id); -void msm_vfe_get_vfe_line_id(struct media_entity *entity, enum vfe_line_id *id); +/* + * vfe_buf_add_pending - Add output buffer to list of pending + * @output: VFE output + * @buffer: Video buffer + */ +void vfe_buf_add_pending(struct vfe_output *output, struct camss_buffer *buffer); + +struct camss_buffer *vfe_buf_get_pending(struct vfe_output *output); + +int vfe_flush_buffers(struct camss_video *vid, enum vb2_buffer_state state); + +/* + * vfe_isr_comp_done - Process composite image done interrupt + * @vfe: VFE Device + * @comp: Composite image id + */ +void vfe_isr_comp_done(struct vfe_device *vfe, u8 comp); + +void vfe_isr_reset_ack(struct vfe_device *vfe); +int vfe_put_output(struct vfe_line *line); +int vfe_release_wm(struct vfe_device *vfe, u8 wm); +int vfe_reserve_wm(struct vfe_device *vfe, enum vfe_line_id line_id); + +/* + * vfe_reset - Trigger reset on VFE module and wait to complete + * @vfe: VFE device + * + * Return 0 on success or a negative error code otherwise + */ +int vfe_reset(struct vfe_device *vfe); + +/* + * vfe_disable - Disable streaming on VFE line + * @line: VFE line + * + * Return 0 on success or a negative error code otherwise + */ +int vfe_disable(struct vfe_line *line); + +/* + * vfe_pm_domain_off - Disable power domains specific to this VFE. + * @vfe: VFE Device + */ +void vfe_pm_domain_off(struct vfe_device *vfe); + +/* + * vfe_pm_domain_on - Enable power domains specific to this VFE. + * @vfe: VFE Device + */ +int vfe_pm_domain_on(struct vfe_device *vfe); -void msm_vfe_stop_streaming(struct vfe_device *vfe); +extern const struct camss_formats vfe_formats_rdi_8x16; +extern const struct camss_formats vfe_formats_pix_8x16; +extern const struct camss_formats vfe_formats_rdi_8x96; +extern const struct camss_formats vfe_formats_pix_8x96; +extern const struct camss_formats vfe_formats_rdi_845; +extern const struct camss_formats vfe_formats_pix_845; extern const struct vfe_hw_ops vfe_ops_4_1; extern const struct vfe_hw_ops vfe_ops_4_7; +extern const struct vfe_hw_ops vfe_ops_4_8; +extern const struct vfe_hw_ops vfe_ops_170; +extern const struct vfe_hw_ops vfe_ops_340; +extern const struct vfe_hw_ops vfe_ops_480; +extern const struct vfe_hw_ops vfe_ops_680; +extern const struct vfe_hw_ops vfe_ops_gen3; + +int vfe_get(struct vfe_device *vfe); +void vfe_put(struct vfe_device *vfe); + +/* + * vfe_is_lite - Return if VFE is VFE lite. + * @vfe: VFE Device + * + * Some VFE lites have a different register layout. + * + * Return whether VFE is VFE lite + */ +bool vfe_is_lite(struct vfe_device *vfe); + +/* + * vfe_hw_version - Process write master done interrupt + * @vfe: VFE Device + * + * Return vfe hw version + */ +u32 vfe_hw_version(struct vfe_device *vfe); +/* + * vfe_enable - Enable streaming on VFE line + * @line: VFE line + * + * Return 0 on success or a negative error code otherwise + */ +int vfe_enable_v2(struct vfe_line *line); + +/* + * vfe_buf_done - Process write master done interrupt + * @vfe: VFE Device + * @wm: Write master id + */ +void vfe_buf_done(struct vfe_device *vfe, int wm); + +/* + * vfe_get_output_v2 - Get vfe output line + * line: VFE line + * + * Return 0 on success or a negative error code otherwise + */ +int vfe_get_output_v2(struct vfe_line *line); + +/* + * vfe_enable_output_v2 - Enable vfe output line + * line: VFE line + * + * Return 0 on success or a negative error code otherwise + */ +int vfe_enable_output_v2(struct vfe_line *line); + +/* + * vfe_queue_buffer_v2 - Add empty buffer + * @vid: Video device structure + * @buf: Buffer to be enqueued + * + * Add an empty buffer - depending on the current number of buffers it will be + * put in pending buffer queue or directly given to the hardware to be filled. + * + * Return 0 on success or a negative error code otherwise + */ +int vfe_queue_buffer_v2(struct camss_video *vid, + struct camss_buffer *buf); #endif /* QC_MSM_CAMSS_VFE_H */ |