Lines Matching +full:mediatek +full:- +full:device
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2015 MediaTek Inc.
4 * Author: YT SHEN <yt.shen@mediatek.com>
13 #include <linux/dma-mapping.h>
34 #define DRIVER_NAME "mediatek"
35 #define DRIVER_DESC "Mediatek SoC DRM"
50 if (info->num_planes != 1) in mtk_drm_mode_fb_create()
51 return ERR_PTR(-EINVAL); in mtk_drm_mode_fb_create()
326 .min_width = 2, /* 2-pixel align when ethdr is bypassed */
335 { .compatible = "mediatek,mt2701-mmsys",
337 { .compatible = "mediatek,mt7623-mmsys",
339 { .compatible = "mediatek,mt2712-mmsys",
341 { .compatible = "mediatek,mt8167-mmsys",
343 { .compatible = "mediatek,mt8173-mmsys",
345 { .compatible = "mediatek,mt8183-mmsys",
347 { .compatible = "mediatek,mt8186-mmsys",
349 { .compatible = "mediatek,mt8188-vdosys0",
351 { .compatible = "mediatek,mt8188-vdosys1",
353 { .compatible = "mediatek,mt8192-mmsys",
355 { .compatible = "mediatek,mt8195-mmsys",
357 { .compatible = "mediatek,mt8195-vdosys0",
359 { .compatible = "mediatek,mt8195-vdosys1",
361 { .compatible = "mediatek,mt8365-mmsys",
367 static int mtk_drm_match(struct device *dev, const void *data) in mtk_drm_match()
369 if (!strncmp(dev_name(dev), "mediatek-drm", sizeof("mediatek-drm") - 1)) in mtk_drm_match()
374 static bool mtk_drm_get_all_drm_priv(struct device *dev) in mtk_drm_get_all_drm_priv()
379 struct device_node *phandle = dev->parent->of_node; in mtk_drm_get_all_drm_priv()
382 struct device *drm_dev; in mtk_drm_get_all_drm_priv()
386 for_each_child_of_node(phandle->parent, node) { in mtk_drm_get_all_drm_priv()
397 drm_dev = device_find_child(&pdev->dev, NULL, mtk_drm_match); in mtk_drm_get_all_drm_priv()
405 if (temp_drm_priv->data->main_len) in mtk_drm_get_all_drm_priv()
407 else if (temp_drm_priv->data->ext_len) in mtk_drm_get_all_drm_priv()
409 else if (temp_drm_priv->data->third_len) in mtk_drm_get_all_drm_priv()
412 if (temp_drm_priv->mtk_drm_bound) in mtk_drm_get_all_drm_priv()
421 if (drm_priv->data->mmsys_dev_num == cnt) { in mtk_drm_get_all_drm_priv()
424 all_drm_priv[j]->all_drm_private[i] = all_drm_priv[i]; in mtk_drm_get_all_drm_priv()
434 const struct mtk_mmsys_driver_data *drv_data = private->data; in mtk_drm_find_mmsys_comp()
437 if (drv_data->main_path) in mtk_drm_find_mmsys_comp()
438 for (i = 0; i < drv_data->main_len; i++) in mtk_drm_find_mmsys_comp()
439 if (drv_data->main_path[i] == comp_id) in mtk_drm_find_mmsys_comp()
442 if (drv_data->ext_path) in mtk_drm_find_mmsys_comp()
443 for (i = 0; i < drv_data->ext_len; i++) in mtk_drm_find_mmsys_comp()
444 if (drv_data->ext_path[i] == comp_id) in mtk_drm_find_mmsys_comp()
447 if (drv_data->third_path) in mtk_drm_find_mmsys_comp()
448 for (i = 0; i < drv_data->third_len; i++) in mtk_drm_find_mmsys_comp()
449 if (drv_data->third_path[i] == comp_id) in mtk_drm_find_mmsys_comp()
452 if (drv_data->num_conn_routes) in mtk_drm_find_mmsys_comp()
453 for (i = 0; i < drv_data->num_conn_routes; i++) in mtk_drm_find_mmsys_comp()
454 if (drv_data->conn_routes[i].route_ddp == comp_id) in mtk_drm_find_mmsys_comp()
462 struct mtk_drm_private *private = drm->dev_private; in mtk_drm_kms_init()
464 struct device *dma_dev = NULL; in mtk_drm_kms_init()
469 return -ENODEV; in mtk_drm_kms_init()
475 drm->mode_config.min_width = 64; in mtk_drm_kms_init()
476 drm->mode_config.min_height = 64; in mtk_drm_kms_init()
483 drm->mode_config.max_width = 4096; in mtk_drm_kms_init()
484 drm->mode_config.max_height = 4096; in mtk_drm_kms_init()
485 drm->mode_config.funcs = &mtk_drm_mode_config_funcs; in mtk_drm_kms_init()
486 drm->mode_config.helper_private = &mtk_drm_mode_config_helpers; in mtk_drm_kms_init()
488 for (i = 0; i < private->data->mmsys_dev_num; i++) { in mtk_drm_kms_init()
489 drm->dev_private = private->all_drm_private[i]; in mtk_drm_kms_init()
490 ret = component_bind_all(private->all_drm_private[i]->dev, drm); in mtk_drm_kms_init()
504 * OVL0 -> COLOR0 -> AAL -> OD -> RDMA0 -> UFOE -> DSI0 ... in mtk_drm_kms_init()
511 for (j = 0; j < private->data->mmsys_dev_num; j++) { in mtk_drm_kms_init()
512 priv_n = private->all_drm_private[j]; in mtk_drm_kms_init()
514 if (priv_n->data->max_width) in mtk_drm_kms_init()
515 drm->mode_config.max_width = priv_n->data->max_width; in mtk_drm_kms_init()
517 if (priv_n->data->min_width) in mtk_drm_kms_init()
518 drm->mode_config.min_width = priv_n->data->min_width; in mtk_drm_kms_init()
520 if (priv_n->data->min_height) in mtk_drm_kms_init()
521 drm->mode_config.min_height = priv_n->data->min_height; in mtk_drm_kms_init()
523 if (i == CRTC_MAIN && priv_n->data->main_len) { in mtk_drm_kms_init()
524 ret = mtk_crtc_create(drm, priv_n->data->main_path, in mtk_drm_kms_init()
525 priv_n->data->main_len, j, in mtk_drm_kms_init()
526 priv_n->data->conn_routes, in mtk_drm_kms_init()
527 priv_n->data->num_conn_routes); in mtk_drm_kms_init()
532 } else if (i == CRTC_EXT && priv_n->data->ext_len) { in mtk_drm_kms_init()
533 ret = mtk_crtc_create(drm, priv_n->data->ext_path, in mtk_drm_kms_init()
534 priv_n->data->ext_len, j, NULL, 0); in mtk_drm_kms_init()
539 } else if (i == CRTC_THIRD && priv_n->data->third_len) { in mtk_drm_kms_init()
540 ret = mtk_crtc_create(drm, priv_n->data->third_path, in mtk_drm_kms_init()
541 priv_n->data->third_len, j, NULL, 0); in mtk_drm_kms_init()
551 drm->mode_config.cursor_width = 512; in mtk_drm_kms_init()
552 drm->mode_config.cursor_height = 512; in mtk_drm_kms_init()
554 /* Use OVL device for all DMA memory allocations */ in mtk_drm_kms_init()
559 ret = -ENODEV; in mtk_drm_kms_init()
560 dev_err(drm->dev, "Need at least one OVL device\n"); in mtk_drm_kms_init()
564 for (i = 0; i < private->data->mmsys_dev_num; i++) in mtk_drm_kms_init()
565 private->all_drm_private[i]->dma_dev = dma_dev; in mtk_drm_kms_init()
583 for (i = 0; i < private->data->mmsys_dev_num; i++) in mtk_drm_kms_init()
584 component_unbind_all(private->all_drm_private[i]->dev, drm); in mtk_drm_kms_init()
586 for (i = 0; i < private->data->mmsys_dev_num; i++) in mtk_drm_kms_init()
587 put_device(private->all_drm_private[i]->mutex_dev); in mtk_drm_kms_init()
597 component_unbind_all(drm->dev, drm); in mtk_drm_kms_deinit()
603 * We need to override this because the device used to import the memory is
604 * not dev->dev, as drm_gem_prime_import() expects.
609 struct mtk_drm_private *private = dev->dev_private; in mtk_gem_prime_import()
611 return drm_gem_prime_import_dev(dev, dma_buf, private->dma_dev); in mtk_gem_prime_import()
630 static int compare_dev(struct device *dev, void *data) in compare_dev()
632 return dev == (struct device *)data; in compare_dev()
635 static int mtk_drm_bind(struct device *dev) in mtk_drm_bind()
642 pdev = of_find_device_by_node(private->mutex_node); in mtk_drm_bind()
644 dev_err(dev, "Waiting for disp-mutex device %pOF\n", in mtk_drm_bind()
645 private->mutex_node); in mtk_drm_bind()
646 of_node_put(private->mutex_node); in mtk_drm_bind()
647 return -EPROBE_DEFER; in mtk_drm_bind()
650 private->mutex_dev = &pdev->dev; in mtk_drm_bind()
651 private->mtk_drm_bound = true; in mtk_drm_bind()
652 private->dev = dev; in mtk_drm_bind()
661 private->drm_master = true; in mtk_drm_bind()
662 drm->dev_private = private; in mtk_drm_bind()
663 for (i = 0; i < private->data->mmsys_dev_num; i++) in mtk_drm_bind()
664 private->all_drm_private[i]->drm = drm; in mtk_drm_bind()
681 private->drm = NULL; in mtk_drm_bind()
683 for (i = 0; i < private->data->mmsys_dev_num; i++) in mtk_drm_bind()
684 private->all_drm_private[i]->drm = NULL; in mtk_drm_bind()
688 static void mtk_drm_unbind(struct device *dev) in mtk_drm_unbind()
693 if (private->drm_master) { in mtk_drm_unbind()
694 drm_dev_unregister(private->drm); in mtk_drm_unbind()
695 mtk_drm_kms_deinit(private->drm); in mtk_drm_unbind()
696 drm_dev_put(private->drm); in mtk_drm_unbind()
698 private->mtk_drm_bound = false; in mtk_drm_unbind()
699 private->drm_master = false; in mtk_drm_unbind()
700 private->drm = NULL; in mtk_drm_unbind()
709 { .compatible = "mediatek,mt8167-disp-aal",
711 { .compatible = "mediatek,mt8173-disp-aal",
713 { .compatible = "mediatek,mt8183-disp-aal",
715 { .compatible = "mediatek,mt8192-disp-aal",
717 { .compatible = "mediatek,mt8167-disp-ccorr",
719 { .compatible = "mediatek,mt8183-disp-ccorr",
721 { .compatible = "mediatek,mt8192-disp-ccorr",
723 { .compatible = "mediatek,mt2701-disp-color",
725 { .compatible = "mediatek,mt8167-disp-color",
727 { .compatible = "mediatek,mt8173-disp-color",
729 { .compatible = "mediatek,mt8167-disp-dither",
731 { .compatible = "mediatek,mt8183-disp-dither",
733 { .compatible = "mediatek,mt8195-disp-dsc",
735 { .compatible = "mediatek,mt8167-disp-gamma",
737 { .compatible = "mediatek,mt8173-disp-gamma",
739 { .compatible = "mediatek,mt8183-disp-gamma",
741 { .compatible = "mediatek,mt8195-disp-gamma",
743 { .compatible = "mediatek,mt8195-disp-merge",
745 { .compatible = "mediatek,mt2701-disp-mutex",
747 { .compatible = "mediatek,mt2712-disp-mutex",
749 { .compatible = "mediatek,mt8167-disp-mutex",
751 { .compatible = "mediatek,mt8173-disp-mutex",
753 { .compatible = "mediatek,mt8183-disp-mutex",
755 { .compatible = "mediatek,mt8186-disp-mutex",
757 { .compatible = "mediatek,mt8188-disp-mutex",
759 { .compatible = "mediatek,mt8192-disp-mutex",
761 { .compatible = "mediatek,mt8195-disp-mutex",
763 { .compatible = "mediatek,mt8365-disp-mutex",
765 { .compatible = "mediatek,mt8173-disp-od",
767 { .compatible = "mediatek,mt2701-disp-ovl",
769 { .compatible = "mediatek,mt8167-disp-ovl",
771 { .compatible = "mediatek,mt8173-disp-ovl",
773 { .compatible = "mediatek,mt8183-disp-ovl",
775 { .compatible = "mediatek,mt8192-disp-ovl",
777 { .compatible = "mediatek,mt8195-disp-ovl",
779 { .compatible = "mediatek,mt8183-disp-ovl-2l",
781 { .compatible = "mediatek,mt8192-disp-ovl-2l",
783 { .compatible = "mediatek,mt8192-disp-postmask",
785 { .compatible = "mediatek,mt2701-disp-pwm",
787 { .compatible = "mediatek,mt8167-disp-pwm",
789 { .compatible = "mediatek,mt8173-disp-pwm",
791 { .compatible = "mediatek,mt2701-disp-rdma",
793 { .compatible = "mediatek,mt8167-disp-rdma",
795 { .compatible = "mediatek,mt8173-disp-rdma",
797 { .compatible = "mediatek,mt8183-disp-rdma",
799 { .compatible = "mediatek,mt8195-disp-rdma",
801 { .compatible = "mediatek,mt8173-disp-ufoe",
803 { .compatible = "mediatek,mt8173-disp-wdma",
805 { .compatible = "mediatek,mt2701-dpi",
807 { .compatible = "mediatek,mt8167-dsi",
809 { .compatible = "mediatek,mt8173-dpi",
811 { .compatible = "mediatek,mt8183-dpi",
813 { .compatible = "mediatek,mt8186-dpi",
815 { .compatible = "mediatek,mt8188-dp-intf",
817 { .compatible = "mediatek,mt8192-dpi",
819 { .compatible = "mediatek,mt8195-dp-intf",
821 { .compatible = "mediatek,mt8195-dpi",
823 { .compatible = "mediatek,mt2701-dsi",
825 { .compatible = "mediatek,mt8173-dsi",
827 { .compatible = "mediatek,mt8183-dsi",
829 { .compatible = "mediatek,mt8186-dsi",
831 { .compatible = "mediatek,mt8188-dsi",
841 return -EINVAL; in mtk_drm_of_get_ddp_comp_type()
843 *ctype = (enum mtk_ddp_comp_type)((uintptr_t)of_id->data); in mtk_drm_of_get_ddp_comp_type()
858 return -ENOENT; in mtk_drm_of_get_ddp_ep_cid()
863 return -EINVAL; in mtk_drm_of_get_ddp_ep_cid()
873 return -ENODEV; in mtk_drm_of_get_ddp_ep_cid()
895 * mtk_drm_of_ddp_path_build_one - Build a Display HW Pipeline for a CRTC Path
896 * @dev: The mediatek-drm device
901 * MediaTek SoCs can use different DDP hardware pipelines (or paths) depending
902 * on the board-specific desired display configuration; this function walks
904 * instance and builds the right pipeline as specified in device trees.
907 * * %0 - Display HW Pipeline successfully built and validated
908 * * %-ENOENT - Display pipeline was not specified in device tree
909 * * %-EINVAL - Display pipeline built but validation failed
910 * * %-ENOMEM - Failure to allocate pipeline array to pass to the caller
912 static int mtk_drm_of_ddp_path_build_one(struct device *dev, enum mtk_crtc_path cpath, in mtk_drm_of_ddp_path_build_one()
916 struct device_node *next = NULL, *prev, *vdo = dev->parent->of_node; in mtk_drm_of_ddp_path_build_one()
941 * Walk through port outputs until we reach the last valid mediatek-drm component. in mtk_drm_of_ddp_path_build_one()
964 idx--; in mtk_drm_of_ddp_path_build_one()
969 * The device component might not be enabled: in that case, don't in mtk_drm_of_ddp_path_build_one()
970 * check the last entry and just report that the device is missing. in mtk_drm_of_ddp_path_build_one()
972 if (ret == -ENODEV) in mtk_drm_of_ddp_path_build_one()
976 switch (temp_path[idx - 1]) { in mtk_drm_of_ddp_path_build_one()
988 temp_path[idx - 1], ret); in mtk_drm_of_ddp_path_build_one()
989 return -EINVAL; in mtk_drm_of_ddp_path_build_one()
994 return -ENOMEM; in mtk_drm_of_ddp_path_build_one()
1005 static int mtk_drm_of_ddp_path_build(struct device *dev, struct device_node *node, in mtk_drm_of_ddp_path_build()
1021 ret = dev_err_probe(dev, -EINVAL, in mtk_drm_of_ddp_path_build()
1036 &data->main_path, &data->main_len); in mtk_drm_of_ddp_path_build()
1037 if (ret && ret != -ENODEV) in mtk_drm_of_ddp_path_build()
1043 &data->ext_path, &data->ext_len); in mtk_drm_of_ddp_path_build()
1044 if (ret && ret != -ENODEV) in mtk_drm_of_ddp_path_build()
1050 &data->third_path, &data->third_len); in mtk_drm_of_ddp_path_build()
1051 if (ret && ret != -ENODEV) in mtk_drm_of_ddp_path_build()
1060 struct device *dev = &pdev->dev; in mtk_drm_probe()
1061 struct device_node *phandle = dev->parent->of_node; in mtk_drm_probe()
1073 return -ENOMEM; in mtk_drm_probe()
1075 private->mmsys_dev = dev->parent; in mtk_drm_probe()
1076 if (!private->mmsys_dev) { in mtk_drm_probe()
1077 dev_err(dev, "Failed to get MMSYS device\n"); in mtk_drm_probe()
1078 return -ENODEV; in mtk_drm_probe()
1083 return -ENODEV; in mtk_drm_probe()
1085 mtk_drm_data = (struct mtk_mmsys_driver_data *)of_id->data; in mtk_drm_probe()
1087 return -EINVAL; in mtk_drm_probe()
1092 mtk_drm_data->mmsys_id); in mtk_drm_probe()
1093 private->data = devm_kmemdup(dev, mtk_drm_data, in mtk_drm_probe()
1095 if (!private->data) in mtk_drm_probe()
1096 return -ENOMEM; in mtk_drm_probe()
1098 ret = mtk_drm_of_ddp_path_build(dev, phandle, private->data); in mtk_drm_probe()
1103 dev_dbg(dev, "Using hardcoded paths for MMSYS %u\n", mtk_drm_data->mmsys_id); in mtk_drm_probe()
1104 private->data = mtk_drm_data; in mtk_drm_probe()
1107 private->all_drm_private = devm_kmalloc_array(dev, private->data->mmsys_dev_num, in mtk_drm_probe()
1108 sizeof(*private->all_drm_private), in mtk_drm_probe()
1110 if (!private->all_drm_private) in mtk_drm_probe()
1111 return -ENOMEM; in mtk_drm_probe()
1115 ovl_adaptor = platform_device_register_data(dev, "mediatek-disp-ovl-adaptor", in mtk_drm_probe()
1117 (void *)private->mmsys_dev, in mtk_drm_probe()
1118 sizeof(*private->mmsys_dev)); in mtk_drm_probe()
1119 private->ddp_comp[DDP_COMPONENT_DRM_OVL_ADAPTOR].dev = &ovl_adaptor->dev; in mtk_drm_probe()
1120 mtk_ddp_comp_init(NULL, &private->ddp_comp[DDP_COMPONENT_DRM_OVL_ADAPTOR], in mtk_drm_probe()
1122 component_match_add(dev, &match, compare_dev, &ovl_adaptor->dev); in mtk_drm_probe()
1126 for_each_child_of_node(phandle->parent, node) { in mtk_drm_probe()
1144 if (id < 0 || id == private->data->mmsys_id) { in mtk_drm_probe()
1145 private->mutex_node = of_node_get(node); in mtk_drm_probe()
1146 dev_dbg(dev, "get mutex for mmsys %d", private->data->mmsys_id); in mtk_drm_probe()
1161 private->comp_node[comp_id] = of_node_get(node); in mtk_drm_probe()
1186 ret = mtk_ddp_comp_init(node, &private->ddp_comp[comp_id], comp_id); in mtk_drm_probe()
1193 if (!private->mutex_node) { in mtk_drm_probe()
1194 dev_err(dev, "Failed to find disp-mutex node\n"); in mtk_drm_probe()
1195 ret = -ENODEV; in mtk_drm_probe()
1212 of_node_put(private->mutex_node); in mtk_drm_probe()
1214 of_node_put(private->comp_node[i]); in mtk_drm_probe()
1223 component_master_del(&pdev->dev, &mtk_drm_ops); in mtk_drm_remove()
1224 pm_runtime_disable(&pdev->dev); in mtk_drm_remove()
1225 of_node_put(private->mutex_node); in mtk_drm_remove()
1227 of_node_put(private->comp_node[i]); in mtk_drm_remove()
1234 drm_atomic_helper_shutdown(private->drm); in mtk_drm_shutdown()
1237 static int mtk_drm_sys_prepare(struct device *dev) in mtk_drm_sys_prepare()
1240 struct drm_device *drm = private->drm; in mtk_drm_sys_prepare()
1242 if (private->drm_master) in mtk_drm_sys_prepare()
1248 static void mtk_drm_sys_complete(struct device *dev) in mtk_drm_sys_complete()
1251 struct drm_device *drm = private->drm; in mtk_drm_sys_complete()
1254 if (private->drm_master) in mtk_drm_sys_complete()
1270 .name = "mediatek-drm",
1307 MODULE_AUTHOR("YT SHEN <yt.shen@mediatek.com>");
1308 MODULE_DESCRIPTION("Mediatek SoC DRM driver");