9  * Each DRM plane is a layer of pixels being scanned out by the HVS.
11  * At atomic modeset check time, we compute the HVS display element
15  * into the region of the HVS that it has allocated for us.
35 	u32 hvs; /* HVS_FORMAT_* */  member
42 		.hvs = HVS_PIXEL_FORMAT_RGBA8888,
48 		.hvs = HVS_PIXEL_FORMAT_RGBA8888,
54 		.hvs = HVS_PIXEL_FORMAT_RGBA8888,
60 		.hvs = HVS_PIXEL_FORMAT_RGBA8888,
66 		.hvs = HVS_PIXEL_FORMAT_RGB565,
71 		.hvs = HVS_PIXEL_FORMAT_RGB565,
76 		.hvs = HVS_PIXEL_FORMAT_RGBA5551,
81 		.hvs = HVS_PIXEL_FORMAT_RGBA5551,
86 		.hvs = HVS_PIXEL_FORMAT_RGB888,
91 		.hvs = HVS_PIXEL_FORMAT_RGB888,
96 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV422_3PLANE,
101 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV422_3PLANE,
106 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV420_3PLANE,
111 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV420_3PLANE,
116 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV420_2PLANE,
121 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV420_2PLANE,
126 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV422_2PLANE,
131 		.hvs = HVS_PIXEL_FORMAT_YCBCR_YUV422_2PLANE,
136 		.hvs = HVS_PIXEL_FORMAT_YCBCR_10BIT,
208 		spin_lock_irqsave(&vc4->hvs->mm_lock, irqflags);  in vc4_plane_destroy_state()
210 		spin_unlock_irqrestore(&vc4->hvs->mm_lock, irqflags);  in vc4_plane_destroy_state()
543 	/* The HVS is able to process 2 pixels/cycle when scaling the source,  in vc4_plane_calc_load()
548 	 * HVS load is expressed in clk-cycles/sec (AKA Hz).  in vc4_plane_calc_load()
599 	/* Allocate the LBM memory that the HVS will use for temporary  in vc4_plane_allocate_lbm()
605 		spin_lock_irqsave(&vc4->hvs->mm_lock, irqflags);  in vc4_plane_allocate_lbm()
606 		ret = drm_mm_insert_node_generic(&vc4->hvs->lbm_mm,  in vc4_plane_allocate_lbm()
611 		spin_unlock_irqrestore(&vc4->hvs->mm_lock, irqflags);  in vc4_plane_allocate_lbm()
730 	u32 hvs_format = format->hvs;  in vc4_plane_mode_set()
805 		 * SCALER_PITCH0_TILE_Y_OFFSET tells HVS how to walk from that  in vc4_plane_mode_set()
815 		 * SCALER_PITCH0_TILE_LINE_DIR flag to tell HVS that all lines  in vc4_plane_mode_set()
1000 		/* Position Word 3: Context.  Written by the HVS. */  in vc4_plane_mode_set()
1061 		/* Position Word 3: Context.  Written by the HVS. */  in vc4_plane_mode_set()
1074 	/* Pointer Context Word 0/1/2: Written by the HVS */  in vc4_plane_mode_set()
1142 			u32 kernel = VC4_SET_FIELD(vc4->hvs->mitchell_netravali_filter.start,  in vc4_plane_mode_set()
1345 	 * because that would smash the context data that the HVS is  in vc4_plane_atomic_async_update()
1582 	 * the HVS (16k) and how small an plane can be (28 bytes).  in vc4_plane_create_additional_planes()