msm/dsi/dsi_manager.c

35 #define IS_MASTER_DSI_LINK(id)	(msm_dsim_glb.master_dsi_link_id == id)
37 static inline struct msm_dsi *dsi_mgr_get_dsi(int id)
39 	return msm_dsim_glb.dsi[id];
42 static inline struct msm_dsi *dsi_mgr_get_other_dsi(int id)
44 	return msm_dsim_glb.dsi[(id + 1) % DSI_MAX];
47 static int dsi_mgr_parse_of(struct device_node *np, int id)
59 			msm_dsim->master_dsi_link_id = id;
68 static int dsi_mgr_setup_components(int id)
70 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
71 	struct msm_dsi *other_dsi = dsi_mgr_get_other_dsi(id);
84 		struct msm_dsi *master_link_dsi = IS_MASTER_DSI_LINK(id) ?
86 		struct msm_dsi *slave_link_dsi = IS_MASTER_DSI_LINK(id) ?
126 dsi_mgr_phy_enable(int id,
129 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
157 		ret = enable_phy(msm_dsi, &shared_timings[id]);
167 static void dsi_mgr_phy_disable(int id)
169 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
190 	int id;
198 	return dsi_bridge->id;
203 	int id = dsi_mgr_bridge_get_id(bridge);
204 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
211 	DBG("id=%d", id);
213 	ret = dsi_mgr_phy_enable(id, phy_shared_timings);
217 	ret = msm_dsi_host_power_on(host, &phy_shared_timings[id], is_bonded_dsi, msm_dsi->phy);
219 		pr_err("%s: power on host %d failed, %d\n", __func__, id, ret);
246 	dsi_mgr_phy_disable(id);
253 	int id = dsi_mgr_bridge_get_id(bridge);
254 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
265 	dsi_mgr_phy_disable(id);
270 	int id = dsi_mgr_bridge_get_id(bridge);
271 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
277 	DBG("id=%d", id);
280 	if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
291 		pr_err("%s: enable host %d failed, %d\n", __func__, id, ret);
326 	int id = dsi_mgr_bridge_get_id(bridge);
327 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
333 	DBG("id=%d", id);
340 	if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
345 		pr_err("%s: host %d disable failed, %d\n", __func__, id, ret);
362 		pr_err("%s: host %d power off failed,%d\n", __func__, id, ret);
372 	dsi_mgr_phy_disable(id);
379 	int id = dsi_mgr_bridge_get_id(bridge);
380 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
381 	struct msm_dsi *other_dsi = dsi_mgr_get_other_dsi(id);
387 	if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id))
399 	int id = dsi_mgr_bridge_get_id(bridge);
400 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
446 	dsi_bridge->id = msm_dsi->id;
462 int msm_dsi_manager_ext_bridge_init(u8 id, struct drm_bridge *int_bridge)
464 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
510 int msm_dsi_manager_cmd_xfer(int id, const struct mipi_dsi_msg *msg)
512 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
527 	if (need_sync && (id == DSI_0))
556 bool msm_dsi_manager_cmd_xfer_trigger(int id, u32 dma_base, u32 len)
558 	struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
562 	if (IS_SYNC_NEEDED() && (id == DSI_0))
576 	int id = msm_dsi->id;
579 	if (id >= DSI_MAX) {
580 		pr_err("%s: invalid id %d\n", __func__, id);
584 	if (msm_dsim->dsi[id]) {
585 		pr_err("%s: dsi%d already registered\n", __func__, id);
589 	msm_dsim->dsi[id] = msm_dsi;
591 	ret = dsi_mgr_parse_of(msm_dsi->pdev->dev.of_node, id);
597 	ret = dsi_mgr_setup_components(id);
600 			__func__, id, ret);
607 	msm_dsim->dsi[id] = NULL;
618 	if (msm_dsi->id >= 0)
619 		msm_dsim->dsi[msm_dsi->id] = NULL;
629 	return IS_MASTER_DSI_LINK(msm_dsi->id);