diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
commit | 01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch) | |
tree | b406c5242a088c4f59c6e4b719b783f43aca6ae9 /drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | |
parent | Adding upstream version 6.7.12. (diff) | |
download | linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.tar.xz linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.zip |
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c')
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 253 |
1 files changed, 148 insertions, 105 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c index 6bf6367853..12a37f740b 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c @@ -27,13 +27,14 @@ #define MTK_OVL_ADAPTOR_LAYER_NUM 4 enum mtk_ovl_adaptor_comp_type { - OVL_ADAPTOR_TYPE_RDMA = 0, - OVL_ADAPTOR_TYPE_MERGE, OVL_ADAPTOR_TYPE_ETHDR, + OVL_ADAPTOR_TYPE_MDP_RDMA, + OVL_ADAPTOR_TYPE_MERGE, OVL_ADAPTOR_TYPE_NUM, }; enum mtk_ovl_adaptor_comp_id { + OVL_ADAPTOR_ETHDR0, OVL_ADAPTOR_MDP_RDMA0, OVL_ADAPTOR_MDP_RDMA1, OVL_ADAPTOR_MDP_RDMA2, @@ -46,13 +47,14 @@ enum mtk_ovl_adaptor_comp_id { OVL_ADAPTOR_MERGE1, OVL_ADAPTOR_MERGE2, OVL_ADAPTOR_MERGE3, - OVL_ADAPTOR_ETHDR0, OVL_ADAPTOR_ID_MAX }; struct ovl_adaptor_comp_match { enum mtk_ovl_adaptor_comp_type type; + enum mtk_ddp_comp_id comp_id; int alias_id; + const struct mtk_ddp_comp_funcs *funcs; }; struct mtk_disp_ovl_adaptor { @@ -62,25 +64,44 @@ struct mtk_disp_ovl_adaptor { }; static const char * const private_comp_stem[OVL_ADAPTOR_TYPE_NUM] = { - [OVL_ADAPTOR_TYPE_RDMA] = "vdo1-rdma", - [OVL_ADAPTOR_TYPE_MERGE] = "merge", [OVL_ADAPTOR_TYPE_ETHDR] = "ethdr", + [OVL_ADAPTOR_TYPE_MDP_RDMA] = "vdo1-rdma", + [OVL_ADAPTOR_TYPE_MERGE] = "merge", +}; + +static const struct mtk_ddp_comp_funcs ethdr = { + .clk_enable = mtk_ethdr_clk_enable, + .clk_disable = mtk_ethdr_clk_disable, + .start = mtk_ethdr_start, + .stop = mtk_ethdr_stop, +}; + +static const struct mtk_ddp_comp_funcs merge = { + .clk_enable = mtk_merge_clk_enable, + .clk_disable = mtk_merge_clk_disable, +}; + +static const struct mtk_ddp_comp_funcs rdma = { + .power_on = mtk_mdp_rdma_power_on, + .power_off = mtk_mdp_rdma_power_off, + .clk_enable = mtk_mdp_rdma_clk_enable, + .clk_disable = mtk_mdp_rdma_clk_disable, }; static const struct ovl_adaptor_comp_match comp_matches[OVL_ADAPTOR_ID_MAX] = { - [OVL_ADAPTOR_MDP_RDMA0] = { OVL_ADAPTOR_TYPE_RDMA, 0 }, - [OVL_ADAPTOR_MDP_RDMA1] = { OVL_ADAPTOR_TYPE_RDMA, 1 }, - [OVL_ADAPTOR_MDP_RDMA2] = { OVL_ADAPTOR_TYPE_RDMA, 2 }, - [OVL_ADAPTOR_MDP_RDMA3] = { OVL_ADAPTOR_TYPE_RDMA, 3 }, - [OVL_ADAPTOR_MDP_RDMA4] = { OVL_ADAPTOR_TYPE_RDMA, 4 }, - [OVL_ADAPTOR_MDP_RDMA5] = { OVL_ADAPTOR_TYPE_RDMA, 5 }, - [OVL_ADAPTOR_MDP_RDMA6] = { OVL_ADAPTOR_TYPE_RDMA, 6 }, - [OVL_ADAPTOR_MDP_RDMA7] = { OVL_ADAPTOR_TYPE_RDMA, 7 }, - [OVL_ADAPTOR_MERGE0] = { OVL_ADAPTOR_TYPE_MERGE, 1 }, - [OVL_ADAPTOR_MERGE1] = { OVL_ADAPTOR_TYPE_MERGE, 2 }, - [OVL_ADAPTOR_MERGE2] = { OVL_ADAPTOR_TYPE_MERGE, 3 }, - [OVL_ADAPTOR_MERGE3] = { OVL_ADAPTOR_TYPE_MERGE, 4 }, - [OVL_ADAPTOR_ETHDR0] = { OVL_ADAPTOR_TYPE_ETHDR, 0 }, + [OVL_ADAPTOR_ETHDR0] = { OVL_ADAPTOR_TYPE_ETHDR, DDP_COMPONENT_ETHDR_MIXER, 0, ðdr }, + [OVL_ADAPTOR_MDP_RDMA0] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA0, 0, &rdma }, + [OVL_ADAPTOR_MDP_RDMA1] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA1, 1, &rdma }, + [OVL_ADAPTOR_MDP_RDMA2] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA2, 2, &rdma }, + [OVL_ADAPTOR_MDP_RDMA3] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA3, 3, &rdma }, + [OVL_ADAPTOR_MDP_RDMA4] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA4, 4, &rdma }, + [OVL_ADAPTOR_MDP_RDMA5] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA5, 5, &rdma }, + [OVL_ADAPTOR_MDP_RDMA6] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA6, 6, &rdma }, + [OVL_ADAPTOR_MDP_RDMA7] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA7, 7, &rdma }, + [OVL_ADAPTOR_MERGE0] = { OVL_ADAPTOR_TYPE_MERGE, DDP_COMPONENT_MERGE1, 1, &merge }, + [OVL_ADAPTOR_MERGE1] = { OVL_ADAPTOR_TYPE_MERGE, DDP_COMPONENT_MERGE2, 2, &merge }, + [OVL_ADAPTOR_MERGE2] = { OVL_ADAPTOR_TYPE_MERGE, DDP_COMPONENT_MERGE3, 3, &merge }, + [OVL_ADAPTOR_MERGE3] = { OVL_ADAPTOR_TYPE_MERGE, DDP_COMPONENT_MERGE4, 4, &merge }, }; void mtk_ovl_adaptor_layer_config(struct device *dev, unsigned int idx, @@ -172,68 +193,112 @@ void mtk_ovl_adaptor_config(struct device *dev, unsigned int w, void mtk_ovl_adaptor_start(struct device *dev) { + int i; struct mtk_disp_ovl_adaptor *ovl_adaptor = dev_get_drvdata(dev); - mtk_ethdr_start(ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_ETHDR0]); + for (i = 0; i < OVL_ADAPTOR_ID_MAX; i++) { + if (!ovl_adaptor->ovl_adaptor_comp[i] || + !comp_matches[i].funcs->start) + continue; + + comp_matches[i].funcs->start(ovl_adaptor->ovl_adaptor_comp[i]); + } } void mtk_ovl_adaptor_stop(struct device *dev) { + int i; struct mtk_disp_ovl_adaptor *ovl_adaptor = dev_get_drvdata(dev); - mtk_ethdr_stop(ovl_adaptor->ovl_adaptor_comp[OVL_ADAPTOR_ETHDR0]); + for (i = 0; i < OVL_ADAPTOR_ID_MAX; i++) { + if (!ovl_adaptor->ovl_adaptor_comp[i] || + !comp_matches[i].funcs->stop) + continue; + + comp_matches[i].funcs->stop(ovl_adaptor->ovl_adaptor_comp[i]); + } } -int mtk_ovl_adaptor_clk_enable(struct device *dev) +/** + * power_off - Power off the devices in OVL adaptor + * @dev: Device to be powered off + * @num: Number of the devices to be powered off + * + * Calls the .power_off() ovl_adaptor component callback if it is present. + */ +static inline void power_off(struct device *dev, int num) { struct mtk_disp_ovl_adaptor *ovl_adaptor = dev_get_drvdata(dev); - struct device *comp; - int ret; int i; - for (i = 0; i < OVL_ADAPTOR_MERGE0; i++) { - comp = ovl_adaptor->ovl_adaptor_comp[i]; - ret = pm_runtime_get_sync(comp); + if (num > OVL_ADAPTOR_ID_MAX) + num = OVL_ADAPTOR_ID_MAX; + + for (i = num - 1; i >= 0; i--) { + if (!ovl_adaptor->ovl_adaptor_comp[i] || + !comp_matches[i].funcs->power_off) + continue; + + comp_matches[i].funcs->power_off(ovl_adaptor->ovl_adaptor_comp[i]); + } +} + +/** + * mtk_ovl_adaptor_power_on - Power on the devices in OVL adaptor + * @dev: Device to be powered on + * + * Different from OVL, OVL adaptor is a pseudo device so + * we didn't define it in the device tree, pm_runtime_resume_and_get() + * called by .atomic_enable() power on no device in OVL adaptor, + * we have to implement a function to do the job instead. + * + * Return: Zero for success or negative number for failure. + */ +int mtk_ovl_adaptor_power_on(struct device *dev) +{ + struct mtk_disp_ovl_adaptor *ovl_adaptor = dev_get_drvdata(dev); + int i, ret; + + for (i = 0; i < OVL_ADAPTOR_ID_MAX; i++) { + if (!ovl_adaptor->ovl_adaptor_comp[i] || + !comp_matches[i].funcs->power_on) + continue; + + ret = comp_matches[i].funcs->power_on(ovl_adaptor->ovl_adaptor_comp[i]); if (ret < 0) { dev_err(dev, "Failed to enable power domain %d, err %d\n", i, ret); - goto pwr_err; + power_off(dev, i); + return ret; } } + return 0; +} + +void mtk_ovl_adaptor_power_off(struct device *dev) +{ + power_off(dev, OVL_ADAPTOR_ID_MAX); +} + +int mtk_ovl_adaptor_clk_enable(struct device *dev) +{ + struct mtk_disp_ovl_adaptor *ovl_adaptor = dev_get_drvdata(dev); + struct device *comp; + int ret; + int i; for (i = 0; i < OVL_ADAPTOR_ID_MAX; i++) { comp = ovl_adaptor->ovl_adaptor_comp[i]; - - if (i < OVL_ADAPTOR_MERGE0) - ret = mtk_mdp_rdma_clk_enable(comp); - else if (i < OVL_ADAPTOR_ETHDR0) - ret = mtk_merge_clk_enable(comp); - else - ret = mtk_ethdr_clk_enable(comp); + if (!comp || !comp_matches[i].funcs->clk_enable) + continue; + ret = comp_matches[i].funcs->clk_enable(comp); if (ret) { dev_err(dev, "Failed to enable clock %d, err %d\n", i, ret); - goto clk_err; + while (--i >= 0) + comp_matches[i].funcs->clk_disable(comp); + return ret; } } - - return ret; - -clk_err: - while (--i >= 0) { - comp = ovl_adaptor->ovl_adaptor_comp[i]; - if (i < OVL_ADAPTOR_MERGE0) - mtk_mdp_rdma_clk_disable(comp); - else if (i < OVL_ADAPTOR_ETHDR0) - mtk_merge_clk_disable(comp); - else - mtk_ethdr_clk_disable(comp); - } - i = OVL_ADAPTOR_MERGE0; - -pwr_err: - while (--i >= 0) - pm_runtime_put(ovl_adaptor->ovl_adaptor_comp[i]); - - return ret; + return 0; } void mtk_ovl_adaptor_clk_disable(struct device *dev) @@ -244,15 +309,11 @@ void mtk_ovl_adaptor_clk_disable(struct device *dev) for (i = 0; i < OVL_ADAPTOR_ID_MAX; i++) { comp = ovl_adaptor->ovl_adaptor_comp[i]; - - if (i < OVL_ADAPTOR_MERGE0) { - mtk_mdp_rdma_clk_disable(comp); + if (!comp || !comp_matches[i].funcs->clk_disable) + continue; + comp_matches[i].funcs->clk_disable(comp); + if (i < OVL_ADAPTOR_MERGE0) pm_runtime_put(comp); - } else if (i < OVL_ADAPTOR_ETHDR0) { - mtk_merge_clk_disable(comp); - } else { - mtk_ethdr_clk_disable(comp); - } } } @@ -314,40 +375,31 @@ size_t mtk_ovl_adaptor_get_num_formats(struct device *dev) void mtk_ovl_adaptor_add_comp(struct device *dev, struct mtk_mutex *mutex) { - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA0); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA1); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA2); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA3); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA4); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA5); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA6); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MDP_RDMA7); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MERGE1); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MERGE2); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MERGE3); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_MERGE4); - mtk_mutex_add_comp(mutex, DDP_COMPONENT_ETHDR_MIXER); + int i; + struct mtk_disp_ovl_adaptor *ovl_adaptor = dev_get_drvdata(dev); + + for (i = 0; i < OVL_ADAPTOR_ID_MAX; i++) { + if (!ovl_adaptor->ovl_adaptor_comp[i]) + continue; + mtk_mutex_add_comp(mutex, comp_matches[i].comp_id); + } } void mtk_ovl_adaptor_remove_comp(struct device *dev, struct mtk_mutex *mutex) { - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA0); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA1); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA2); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA3); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA4); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA5); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA6); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MDP_RDMA7); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MERGE1); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MERGE2); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MERGE3); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_MERGE4); - mtk_mutex_remove_comp(mutex, DDP_COMPONENT_ETHDR_MIXER); + int i; + struct mtk_disp_ovl_adaptor *ovl_adaptor = dev_get_drvdata(dev); + + for (i = 0; i < OVL_ADAPTOR_ID_MAX; i++) { + if (!ovl_adaptor->ovl_adaptor_comp[i]) + continue; + mtk_mutex_remove_comp(mutex, comp_matches[i].comp_id); + } } void mtk_ovl_adaptor_connect(struct device *dev, struct device *mmsys_dev, unsigned int next) { + mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next); mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MDP_RDMA0, DDP_COMPONENT_MERGE1); mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MDP_RDMA1, DDP_COMPONENT_MERGE1); mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MDP_RDMA2, DDP_COMPONENT_MERGE2); @@ -355,11 +407,11 @@ void mtk_ovl_adaptor_connect(struct device *dev, struct device *mmsys_dev, unsig mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MERGE2, DDP_COMPONENT_ETHDR_MIXER); mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MERGE3, DDP_COMPONENT_ETHDR_MIXER); mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MERGE4, DDP_COMPONENT_ETHDR_MIXER); - mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next); } void mtk_ovl_adaptor_disconnect(struct device *dev, struct device *mmsys_dev, unsigned int next) { + mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next); mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MDP_RDMA0, DDP_COMPONENT_MERGE1); mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MDP_RDMA1, DDP_COMPONENT_MERGE1); mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MDP_RDMA2, DDP_COMPONENT_MERGE2); @@ -367,7 +419,6 @@ void mtk_ovl_adaptor_disconnect(struct device *dev, struct device *mmsys_dev, un mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MERGE2, DDP_COMPONENT_ETHDR_MIXER); mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MERGE3, DDP_COMPONENT_ETHDR_MIXER); mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MERGE4, DDP_COMPONENT_ETHDR_MIXER); - mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next); } static int ovl_adaptor_comp_get_id(struct device *dev, struct device_node *node, @@ -386,17 +437,10 @@ static int ovl_adaptor_comp_get_id(struct device *dev, struct device_node *node, } static const struct of_device_id mtk_ovl_adaptor_comp_dt_ids[] = { - { - .compatible = "mediatek,mt8195-vdo1-rdma", - .data = (void *)OVL_ADAPTOR_TYPE_RDMA, - }, { - .compatible = "mediatek,mt8195-disp-merge", - .data = (void *)OVL_ADAPTOR_TYPE_MERGE, - }, { - .compatible = "mediatek,mt8195-disp-ethdr", - .data = (void *)OVL_ADAPTOR_TYPE_ETHDR, - }, - {}, + { .compatible = "mediatek,mt8195-disp-ethdr", .data = (void *)OVL_ADAPTOR_TYPE_ETHDR }, + { .compatible = "mediatek,mt8195-disp-merge", .data = (void *)OVL_ADAPTOR_TYPE_MERGE }, + { .compatible = "mediatek,mt8195-vdo1-rdma", .data = (void *)OVL_ADAPTOR_TYPE_MDP_RDMA }, + { /* sentinel */ } }; static int compare_of(struct device *dev, void *data) @@ -531,16 +575,15 @@ static int mtk_disp_ovl_adaptor_probe(struct platform_device *pdev) return ret; } -static int mtk_disp_ovl_adaptor_remove(struct platform_device *pdev) +static void mtk_disp_ovl_adaptor_remove(struct platform_device *pdev) { component_master_del(&pdev->dev, &mtk_disp_ovl_adaptor_master_ops); pm_runtime_disable(&pdev->dev); - return 0; } struct platform_driver mtk_disp_ovl_adaptor_driver = { .probe = mtk_disp_ovl_adaptor_probe, - .remove = mtk_disp_ovl_adaptor_remove, + .remove_new = mtk_disp_ovl_adaptor_remove, .driver = { .name = "mediatek-disp-ovl-adaptor", .owner = THIS_MODULE, |