Cross Reference: /src/sys/external/bsd/drm2/dist/drm/vboxvideo/vbva

Lines Matching defs:vbva
27 static u32 vbva_buffer_available(const struct vbva_buffer *vbva)
29 	s32 diff = vbva->data_offset - vbva->free_offset;
31 	return diff > 0 ? diff : vbva->data_len + diff;
37 	struct vbva_buffer *vbva = vbva_ctx->vbva;
38 	u32 bytes_till_boundary = vbva->data_len - offset;
39 	u8 *dst = &vbva->data[offset];
48 		memcpy(&vbva->data[0], (u8 *)p + bytes_till_boundary, diff);
70 	struct vbva_buffer *vbva;
73 	vbva = vbva_ctx->vbva;
76 	if (!vbva || vbva_ctx->buffer_overflow ||
80 	available = vbva_buffer_available(vbva);
87 			available = vbva_buffer_available(vbva);
91 			if (WARN_ON(available <= vbva->partial_write_tresh)) {
95 			chunk = available - vbva->partial_write_tresh;
99 					  vbva->free_offset);
101 		vbva->free_offset = (vbva->free_offset + chunk) %
102 				    vbva->data_len;
143 		 struct vbva_buffer *vbva, s32 screen)
147 	memset(vbva, 0, sizeof(*vbva));
148 	vbva->partial_write_tresh = 256;
149 	vbva->data_len = vbva_ctx->buffer_length - sizeof(struct vbva_buffer);
150 	vbva_ctx->vbva = vbva;
164 	vbva_ctx->vbva = NULL;
175 	if (!vbva_ctx->vbva ||
176 	    !(vbva_ctx->vbva->host_flags.host_events & VBVA_F_MODE_ENABLED))
181 	next = (vbva_ctx->vbva->record_free_index + 1) % VBVA_MAX_RECORDS;
184 	if (next == vbva_ctx->vbva->record_first_index)
188 	if (next == vbva_ctx->vbva->record_first_index)
191 	record = &vbva_ctx->vbva->records[vbva_ctx->vbva->record_free_index];
193 	vbva_ctx->vbva->record_free_index = next;
204 	WARN_ON(!vbva_ctx->vbva || !record ||
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