media: camss: vfe: Split to hardware dependent and independent parts

This will allow to add support for different hardware.

Signed-off-by: Todor Tomov <todor.tomov@linaro.org>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

1 files changed, 68 insertions, 5 deletions

diff --git a/drivers/media/platform/qcom/camss/camss-vfe.h b/drivers/media/platform/qcom/camss/camss-vfe.h
index 17d431e563da..19041ba6644a 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe.h
+++ b/drivers/media/platform/qcom/camss/camss-vfe.h
@@ -26,11 +26,6 @@
 #define MSM_VFE_IMAGE_MASTERS_NUM 7
 #define MSM_VFE_COMPOSITE_IRQ_NUM 4
 
-#define MSM_VFE_VFE0_UB_SIZE 1023
-#define MSM_VFE_VFE0_UB_SIZE_RDI (MSM_VFE_VFE0_UB_SIZE / 3)
-#define MSM_VFE_VFE1_UB_SIZE 1535
-#define MSM_VFE_VFE1_UB_SIZE_RDI (MSM_VFE_VFE1_UB_SIZE / 3)
-
 enum vfe_output_state {
 	VFE_OUTPUT_OFF,
 	VFE_OUTPUT_RESERVED,
@@ -78,6 +73,70 @@ struct vfe_line {
 	struct vfe_output output;
 };
 
+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 (*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 (*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_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 (*violation_read)(struct vfe_device *vfe);
+	irqreturn_t (*isr)(int irq, void *dev);
+};
+
+struct vfe_isr_ops {
+	void (*reset_ack)(struct vfe_device *vfe);
+	void (*halt_ack)(struct vfe_device *vfe);
+	void (*reg_update)(struct vfe_device *vfe, enum vfe_line_id line_id);
+	void (*sof)(struct vfe_device *vfe, enum vfe_line_id line_id);
+	void (*comp_done)(struct vfe_device *vfe, u8 comp);
+	void (*wm_done)(struct vfe_device *vfe, u8 wm);
+};
+
 struct vfe_device {
 	struct camss *camss;
 	u8 id;
@@ -97,6 +156,8 @@ struct vfe_device {
 	struct vfe_line line[MSM_VFE_LINE_NUM];
 	u32 reg_update;
 	u8 was_streaming;
+	const struct vfe_hw_ops *ops;
+	struct vfe_isr_ops isr_ops;
 };
 
 struct resources;
@@ -114,4 +175,6 @@ void msm_vfe_get_vfe_line_id(struct media_entity *entity, enum vfe_line_id *id);
 
 void msm_vfe_stop_streaming(struct vfe_device *vfe);
 
+extern const struct vfe_hw_ops vfe_ops_4_1;
+
 #endif /* QC_MSM_CAMSS_VFE_H */