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Thu, 12 Oct 2023 17:12:07 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 12 Oct 2023 17:12:07 +0800 From: Moudy Ho To: Mauro Carvalho Chehab , Matthias Brugger , AngeloGioacchino Del Regno , Ping-Hsun Wu , daoyuan huang , "Hans Verkuil" CC: , , , , Moudy Ho Subject: [PATCH v7 01/12] media: platform: mtk-mdp3: add support second sets of MMSYS Date: Thu, 12 Oct 2023 17:11:55 +0800 Message-ID: <20231012091206.20165-2-moudy.ho@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20231012091206.20165-1-moudy.ho@mediatek.com> References: <20231012091206.20165-1-moudy.ho@mediatek.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--7.001300-8.000000 X-TMASE-MatchedRID: 6BIui0KJkwz6GJFh4XuzNQPZZctd3P4BK2i9pofGVSsKogmGusPLbw6B lGN0WKrNVYAhfitWUenIwrufi9pnN8ZR5zLxbV5qFYJUGv4DL3yscK/K2Dlvjsnc0Uc0m8WZZEh 60BrOMi3UDF8JvTwtuo3/d0NuPcI1QkfxbJAyTm5VTfJWlqPdDCEdaywSZvzO2q19+Ow35ycG1W 3alEv3RuLzNWBegCW2wgn7iDBesS0gBwKKRHe+r+Ly0W7jvQvYTx/q+HLkG45vjrhSXyr1yxH2y nkxWbJv51ZywOHJlns= X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--7.001300-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 756FC93645071A224FB87340B254CDF9C870536AD938D6F79ECAC4ABA37A7C172000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231012_021249_759881_BEF83AEE X-CRM114-Status: GOOD ( 22.37 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org The MT8195 chipset features two MMSYS subsets: VPPSYS0 and VPPSYS1. These subsets coordinate and control the clock, power, and register settings required for the components of MDP3. Signed-off-by: Moudy Ho --- .../platform/mediatek/mdp3/mdp_cfg_data.c | 44 ++++++------- .../platform/mediatek/mdp3/mtk-mdp3-comp.h | 1 + .../platform/mediatek/mdp3/mtk-mdp3-core.c | 61 ++++++++++++++++--- .../platform/mediatek/mdp3/mtk-mdp3-core.h | 18 +++++- 4 files changed, 92 insertions(+), 32 deletions(-) diff --git a/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c b/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c index 502eeae0bfdc..fcc582292b77 100644 --- a/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c +++ b/drivers/media/platform/mediatek/mdp3/mdp_cfg_data.c @@ -73,75 +73,75 @@ static const u32 mt8183_mutex_idx[MDP_MAX_COMP_COUNT] = { static const struct mdp_comp_data mt8183_mdp_comp_data[MDP_MAX_COMP_COUNT] = { [MDP_COMP_WPEI] = { - {MDP_COMP_TYPE_WPEI, 0, MT8183_MDP_COMP_WPEI}, + {MDP_COMP_TYPE_WPEI, 0, MT8183_MDP_COMP_WPEI, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_WPEO] = { - {MDP_COMP_TYPE_EXTO, 2, MT8183_MDP_COMP_WPEO}, + {MDP_COMP_TYPE_EXTO, 2, MT8183_MDP_COMP_WPEO, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_WPEI2] = { - {MDP_COMP_TYPE_WPEI, 1, MT8183_MDP_COMP_WPEI2}, + {MDP_COMP_TYPE_WPEI, 1, MT8183_MDP_COMP_WPEI2, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_WPEO2] = { - {MDP_COMP_TYPE_EXTO, 3, MT8183_MDP_COMP_WPEO2}, + {MDP_COMP_TYPE_EXTO, 3, MT8183_MDP_COMP_WPEO2, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_ISP_IMGI] = { - {MDP_COMP_TYPE_IMGI, 0, MT8183_MDP_COMP_ISP_IMGI}, + {MDP_COMP_TYPE_IMGI, 0, MT8183_MDP_COMP_ISP_IMGI, MDP_MM_SUBSYS_0}, {0, 0, 4} }, [MDP_COMP_ISP_IMGO] = { - {MDP_COMP_TYPE_EXTO, 0, MT8183_MDP_COMP_ISP_IMGO}, + {MDP_COMP_TYPE_EXTO, 0, MT8183_MDP_COMP_ISP_IMGO, MDP_MM_SUBSYS_0}, {0, 0, 4} }, [MDP_COMP_ISP_IMG2O] = { - {MDP_COMP_TYPE_EXTO, 1, MT8183_MDP_COMP_ISP_IMG2O}, + {MDP_COMP_TYPE_EXTO, 1, MT8183_MDP_COMP_ISP_IMG2O, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_CAMIN] = { - {MDP_COMP_TYPE_DL_PATH, 0, MT8183_MDP_COMP_CAMIN}, + {MDP_COMP_TYPE_DL_PATH, 0, MT8183_MDP_COMP_CAMIN, MDP_MM_SUBSYS_0}, {2, 2, 1} }, [MDP_COMP_CAMIN2] = { - {MDP_COMP_TYPE_DL_PATH, 1, MT8183_MDP_COMP_CAMIN2}, + {MDP_COMP_TYPE_DL_PATH, 1, MT8183_MDP_COMP_CAMIN2, MDP_MM_SUBSYS_0}, {2, 4, 1} }, [MDP_COMP_RDMA0] = { - {MDP_COMP_TYPE_RDMA, 0, MT8183_MDP_COMP_RDMA0}, + {MDP_COMP_TYPE_RDMA, 0, MT8183_MDP_COMP_RDMA0, MDP_MM_SUBSYS_0}, {2, 0, 0} }, [MDP_COMP_CCORR0] = { - {MDP_COMP_TYPE_CCORR, 0, MT8183_MDP_COMP_CCORR0}, + {MDP_COMP_TYPE_CCORR, 0, MT8183_MDP_COMP_CCORR0, MDP_MM_SUBSYS_0}, {1, 0, 0} }, [MDP_COMP_RSZ0] = { - {MDP_COMP_TYPE_RSZ, 0, MT8183_MDP_COMP_RSZ0}, + {MDP_COMP_TYPE_RSZ, 0, MT8183_MDP_COMP_RSZ0, MDP_MM_SUBSYS_0}, {1, 0, 0} }, [MDP_COMP_RSZ1] = { - {MDP_COMP_TYPE_RSZ, 1, MT8183_MDP_COMP_RSZ1}, + {MDP_COMP_TYPE_RSZ, 1, MT8183_MDP_COMP_RSZ1, MDP_MM_SUBSYS_0}, {1, 0, 0} }, [MDP_COMP_TDSHP0] = { - {MDP_COMP_TYPE_TDSHP, 0, MT8183_MDP_COMP_TDSHP0}, + {MDP_COMP_TYPE_TDSHP, 0, MT8183_MDP_COMP_TDSHP0, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_PATH0_SOUT] = { - {MDP_COMP_TYPE_PATH, 0, MT8183_MDP_COMP_PATH0_SOUT}, + {MDP_COMP_TYPE_PATH, 0, MT8183_MDP_COMP_PATH0_SOUT, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_PATH1_SOUT] = { - {MDP_COMP_TYPE_PATH, 1, MT8183_MDP_COMP_PATH1_SOUT}, + {MDP_COMP_TYPE_PATH, 1, MT8183_MDP_COMP_PATH1_SOUT, MDP_MM_SUBSYS_0}, {0, 0, 0} }, [MDP_COMP_WROT0] = { - {MDP_COMP_TYPE_WROT, 0, MT8183_MDP_COMP_WROT0}, + {MDP_COMP_TYPE_WROT, 0, MT8183_MDP_COMP_WROT0, MDP_MM_SUBSYS_0}, {1, 0, 0} }, [MDP_COMP_WDMA] = { - {MDP_COMP_TYPE_WDMA, 0, MT8183_MDP_COMP_WDMA}, + {MDP_COMP_TYPE_WDMA, 0, MT8183_MDP_COMP_WDMA, MDP_MM_SUBSYS_0}, {1, 0, 0} }, }; @@ -402,10 +402,10 @@ static const struct mdp_limit mt8183_mdp_def_limit = { }; static const struct mdp_pipe_info mt8183_pipe_info[] = { - [MDP_PIPE_WPEI] = {MDP_PIPE_WPEI, 0}, - [MDP_PIPE_WPEI2] = {MDP_PIPE_WPEI2, 1}, - [MDP_PIPE_IMGI] = {MDP_PIPE_IMGI, 2}, - [MDP_PIPE_RDMA0] = {MDP_PIPE_RDMA0, 3} + [MDP_PIPE_WPEI] = {MDP_PIPE_WPEI, MDP_MM_SUBSYS_0, 0}, + [MDP_PIPE_WPEI2] = {MDP_PIPE_WPEI2, MDP_MM_SUBSYS_0, 1}, + [MDP_PIPE_IMGI] = {MDP_PIPE_IMGI, MDP_MM_SUBSYS_0, 2}, + [MDP_PIPE_RDMA0] = {MDP_PIPE_RDMA0, MDP_MM_SUBSYS_0, 3} }; const struct mtk_mdp_driver_data mt8183_mdp_driver_data = { diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.h index 20d2bcb77ef9..e89c51e1edb7 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.h +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.h @@ -138,6 +138,7 @@ struct mdp_comp_match { enum mdp_comp_type type; u32 alias_id; s32 inner_id; + s32 subsys_id; }; /* Used to describe the item order in MDP property */ diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c index cc44be10fdb7..fa59f8ab1b47 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c @@ -26,9 +26,10 @@ static const struct of_device_id mdp_of_ids[] = { MODULE_DEVICE_TABLE(of, mdp_of_ids); static struct platform_device *__get_pdev_by_id(struct platform_device *pdev, + struct platform_device *from, enum mdp_infra_id id) { - struct device_node *node; + struct device_node *node, *f = NULL; struct platform_device *mdp_pdev = NULL; const struct mtk_mdp_driver_data *mdp_data; const char *compat; @@ -46,9 +47,14 @@ static struct platform_device *__get_pdev_by_id(struct platform_device *pdev, dev_err(&pdev->dev, "have no driver data to find node\n"); return NULL; } + compat = mdp_data->mdp_probe_infra[id].compatible; + if (strlen(compat) == 0) + return NULL; - node = of_find_compatible_node(NULL, NULL, compat); + if (from) + f = from->dev.of_node; + node = of_find_compatible_node(f, NULL, compat); if (WARN_ON(!node)) { dev_err(&pdev->dev, "find node from id %d failed\n", id); return NULL; @@ -148,6 +154,46 @@ void mdp_video_device_release(struct video_device *vdev) kfree(mdp); } +static int mdp_mm_subsys_deploy(struct mdp_dev *mdp, enum mdp_infra_id id) +{ + struct platform_device *mm_pdev = NULL; + struct device **dev; + int i; + + if (!mdp) + return -EINVAL; + + for (i = 0; i < MDP_MM_SUBSYS_MAX; i++) { + const char *compat; + enum mdp_infra_id sub_id = id + i; + + switch (id) { + case MDP_INFRA_MMSYS: + dev = &mdp->mm_subsys[i].mmsys; + break; + default: + dev_err(&mdp->pdev->dev, "Unknown infra id %d", id); + return -EINVAL; + } + + /* + * Not every chip has multiple multimedia subsystems, so + * the config may be null. + */ + compat = mdp->mdp_data->mdp_probe_infra[sub_id].compatible; + if (strlen(compat) == 0) + continue; + + mm_pdev = __get_pdev_by_id(mdp->pdev, mm_pdev, sub_id); + if (WARN_ON(!mm_pdev)) + return -ENODEV; + + *dev = &mm_pdev->dev; + } + + return 0; +} + static int mdp_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -164,14 +210,11 @@ static int mdp_probe(struct platform_device *pdev) mdp->pdev = pdev; mdp->mdp_data = of_device_get_match_data(&pdev->dev); - mm_pdev = __get_pdev_by_id(pdev, MDP_INFRA_MMSYS); - if (!mm_pdev) { - ret = -ENODEV; + ret = mdp_mm_subsys_deploy(mdp, MDP_INFRA_MMSYS); + if (ret) goto err_destroy_device; - } - mdp->mdp_mmsys = &mm_pdev->dev; - mm_pdev = __get_pdev_by_id(pdev, MDP_INFRA_MUTEX); + mm_pdev = __get_pdev_by_id(pdev, NULL, MDP_INFRA_MUTEX); if (WARN_ON(!mm_pdev)) { ret = -ENODEV; goto err_destroy_device; @@ -208,7 +251,7 @@ static int mdp_probe(struct platform_device *pdev) goto err_destroy_job_wq; } - mm_pdev = __get_pdev_by_id(pdev, MDP_INFRA_SCP); + mm_pdev = __get_pdev_by_id(pdev, NULL, MDP_INFRA_SCP); if (WARN_ON(!mm_pdev)) { dev_err(&pdev->dev, "Could not get scp device\n"); ret = -ENODEV; diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h index 7e21d226ceb8..7a7cdd0ce968 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h @@ -19,12 +19,23 @@ #define MDP_PHANDLE_NAME "mediatek,mdp3" enum mdp_infra_id { + /* + * Due to the sequential nature of function "mdp_mm_subsys_deploy", + * adding new enum. necessitates careful consideration. + */ MDP_INFRA_MMSYS, + MDP_INFRA_MMSYS2, MDP_INFRA_MUTEX, MDP_INFRA_SCP, MDP_INFRA_MAX }; +enum mdp_mm_subsys_id { + MDP_MM_SUBSYS_0, + MDP_MM_SUBSYS_1, + MDP_MM_SUBSYS_MAX, +}; + enum mdp_buffer_usage { MDP_BUFFER_USAGE_HW_READ, MDP_BUFFER_USAGE_MDP, @@ -65,9 +76,13 @@ struct mtk_mdp_driver_data { unsigned int pipe_info_len; }; +struct mdp_mm_subsys { + struct device *mmsys; +}; + struct mdp_dev { struct platform_device *pdev; - struct device *mdp_mmsys; + struct mdp_mm_subsys mm_subsys[MDP_MM_SUBSYS_MAX]; struct mtk_mutex *mdp_mutex[MDP_PIPE_MAX]; struct mdp_comp *comp[MDP_MAX_COMP_COUNT]; const struct mtk_mdp_driver_data *mdp_data; @@ -96,6 +111,7 @@ struct mdp_dev { struct mdp_pipe_info { enum mdp_pipe_id pipe_id; + enum mdp_mm_subsys_id sub_id; u32 mutex_id; };