diff options
author | Dave Airlie <airlied@redhat.com> | 2023-12-20 01:18:34 +0300 |
---|---|---|
committer | Dave Airlie <airlied@redhat.com> | 2023-12-20 01:32:38 +0300 |
commit | 4f88cfd4a666c354e4cf5b4e82c9c11820c39835 (patch) | |
tree | 50ff05681fc03757ae3601023415b70e61ba250e /drivers/gpu/drm/mediatek | |
parent | 22a2decedfbeb981df04dca880412b9520b2f8a1 (diff) | |
parent | c8048dd0b07df68724805254b9e994d99e9a7af4 (diff) | |
download | linux-4f88cfd4a666c354e4cf5b4e82c9c11820c39835.tar.xz |
Merge tag 'mediatek-drm-next-6.8' of https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux into drm-next
Mediatek DRM Next for Linux 6.8
1. Use devm_platform_ioremap_resource()
2. Stop using iommu_present()
3. Add display driver for MT8188 VDOSYS1
4. Add phy_mtk_dp module as pre-dependency
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231218145826.5643-1-chunkuang.hu@kernel.org
Diffstat (limited to 'drivers/gpu/drm/mediatek')
-rw-r--r-- | drivers/gpu/drm/mediatek/Makefile | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_cec.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_aal.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_drv.h | 8 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_merge.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c | 248 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_dp.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_dpi.c | 16 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 10 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 20 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_drv.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_drv.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_mdp_rdma.c | 19 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_padding.c | 160 |
16 files changed, 367 insertions, 141 deletions
diff --git a/drivers/gpu/drm/mediatek/Makefile b/drivers/gpu/drm/mediatek/Makefile index d4d193f60271..5e4436403b8d 100644 --- a/drivers/gpu/drm/mediatek/Makefile +++ b/drivers/gpu/drm/mediatek/Makefile @@ -16,7 +16,8 @@ mediatek-drm-y := mtk_disp_aal.o \ mtk_dsi.o \ mtk_dpi.o \ mtk_ethdr.o \ - mtk_mdp_rdma.o + mtk_mdp_rdma.o \ + mtk_padding.o obj-$(CONFIG_DRM_MEDIATEK) += mediatek-drm.o diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c index f47f417d8ba6..8519e9bade36 100644 --- a/drivers/gpu/drm/mediatek/mtk_cec.c +++ b/drivers/gpu/drm/mediatek/mtk_cec.c @@ -185,7 +185,6 @@ static int mtk_cec_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct mtk_cec *cec; - struct resource *res; int ret; cec = devm_kzalloc(dev, sizeof(*cec), GFP_KERNEL); @@ -195,8 +194,7 @@ static int mtk_cec_probe(struct platform_device *pdev) platform_set_drvdata(pdev, cec); spin_lock_init(&cec->lock); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - cec->regs = devm_ioremap_resource(dev, res); + cec->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(cec->regs)) { ret = PTR_ERR(cec->regs); dev_err(dev, "Failed to ioremap cec: %d\n", ret); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_aal.c b/drivers/gpu/drm/mediatek/mtk_disp_aal.c index 2209159d8855..40fe403086c3 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_aal.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_aal.c @@ -168,7 +168,6 @@ static int mtk_disp_aal_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct mtk_disp_aal *priv; - struct resource *res; int ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); @@ -181,8 +180,7 @@ static int mtk_disp_aal_probe(struct platform_device *pdev) return PTR_ERR(priv->clk); } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs = devm_ioremap_resource(dev, res); + priv->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap aal\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c index 4234ff7485e8..465cddce0d32 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c @@ -153,7 +153,6 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct mtk_disp_ccorr *priv; - struct resource *res; int ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); @@ -166,8 +165,7 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev) return PTR_ERR(priv->clk); } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->regs = devm_ioremap_resource(dev, res); + priv->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->regs)) { dev_err(dev, "failed to ioremap ccorr\n"); return PTR_ERR(priv->regs); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_drv.h b/drivers/gpu/drm/mediatek/mtk_disp_drv.h index 1311562d25cc..74fa56339383 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_disp_drv.h @@ -110,6 +110,8 @@ void mtk_ovl_adaptor_connect(struct device *dev, struct device *mmsys_dev, unsigned int next); void mtk_ovl_adaptor_disconnect(struct device *dev, struct device *mmsys_dev, unsigned int next); +int mtk_ovl_adaptor_power_on(struct device *dev); +void mtk_ovl_adaptor_power_off(struct device *dev); int mtk_ovl_adaptor_clk_enable(struct device *dev); void mtk_ovl_adaptor_clk_disable(struct device *dev); void mtk_ovl_adaptor_config(struct device *dev, unsigned int w, @@ -151,6 +153,8 @@ void mtk_rdma_disable_vblank(struct device *dev); const u32 *mtk_rdma_get_formats(struct device *dev); size_t mtk_rdma_get_num_formats(struct device *dev); +int mtk_mdp_rdma_power_on(struct device *dev); +void mtk_mdp_rdma_power_off(struct device *dev); int mtk_mdp_rdma_clk_enable(struct device *dev); void mtk_mdp_rdma_clk_disable(struct device *dev); void mtk_mdp_rdma_start(struct device *dev, struct cmdq_pkt *cmdq_pkt); @@ -160,4 +164,8 @@ void mtk_mdp_rdma_config(struct device *dev, struct mtk_mdp_rdma_cfg *cfg, const u32 *mtk_mdp_rdma_get_formats(struct device *dev); size_t mtk_mdp_rdma_get_num_formats(struct device *dev); +int mtk_padding_clk_enable(struct device *dev); +void mtk_padding_clk_disable(struct device *dev); +void mtk_padding_start(struct device *dev); +void mtk_padding_stop(struct device *dev); #endif diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/mediatek/mtk_disp_merge.c index e525a6b9e5b0..22f768d923d5 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c @@ -103,7 +103,7 @@ void mtk_merge_stop_cmdq(struct device *dev, struct cmdq_pkt *cmdq_pkt) mtk_ddp_write(cmdq_pkt, 0, &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CTRL); - if (priv->async_clk) + if (!cmdq_pkt && priv->async_clk) reset_control_reset(priv->reset_ctl); } diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c index 3fdef3ad4ffd..12a37f740bf4 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) diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index e4c16ba9902d..2136a596efa1 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -2818,3 +2818,4 @@ MODULE_AUTHOR("Markus Schneider-Pargmann <msp@baylibre.com>"); MODULE_AUTHOR("Bo-Chen Chen <rex-bc.chen@mediatek.com>"); MODULE_DESCRIPTION("MediaTek DisplayPort Driver"); MODULE_LICENSE("GPL"); +MODULE_SOFTDEP("pre: phy_mtk_dp"); diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index 4e3d9f7b4d8c..beb7d9d08e97 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -966,20 +966,6 @@ static const struct mtk_dpi_conf mt8186_conf = { .csc_enable_bit = CSC_ENABLE, }; -static const struct mtk_dpi_conf mt8188_dpintf_conf = { - .cal_factor = mt8195_dpintf_calculate_factor, - .max_clock_khz = 600000, - .output_fmts = mt8195_output_fmts, - .num_output_fmts = ARRAY_SIZE(mt8195_output_fmts), - .pixels_per_iter = 4, - .input_2pixel = false, - .dimension_mask = DPINTF_HPW_MASK, - .hvsize_mask = DPINTF_HSIZE_MASK, - .channel_swap_shift = DPINTF_CH_SWAP, - .yuv422_en_bit = DPINTF_YUV422_EN, - .csc_enable_bit = DPINTF_CSC_ENABLE, -}; - static const struct mtk_dpi_conf mt8192_conf = { .cal_factor = mt8183_calculate_factor, .reg_h_fre_con = 0xe0, @@ -1103,7 +1089,7 @@ static const struct of_device_id mtk_dpi_of_ids[] = { { .compatible = "mediatek,mt8173-dpi", .data = &mt8173_conf }, { .compatible = "mediatek,mt8183-dpi", .data = &mt8183_conf }, { .compatible = "mediatek,mt8186-dpi", .data = &mt8186_conf }, - { .compatible = "mediatek,mt8188-dp-intf", .data = &mt8188_dpintf_conf }, + { .compatible = "mediatek,mt8188-dp-intf", .data = &mt8195_dpintf_conf }, { .compatible = "mediatek,mt8192-dpi", .data = &mt8192_conf }, { .compatible = "mediatek,mt8195-dp-intf", .data = &mt8195_dpintf_conf }, { /* sentinel */ }, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index c277b9fae950..4d5ff39dc2ef 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -721,7 +721,7 @@ static void mtk_drm_crtc_atomic_enable(struct drm_crtc *crtc, DRM_DEBUG_DRIVER("%s %d\n", __func__, crtc->base.id); - ret = pm_runtime_resume_and_get(comp->dev); + ret = mtk_ddp_comp_power_on(comp); if (ret < 0) { DRM_DEV_ERROR(comp->dev, "Failed to enable power domain: %d\n", ret); return; @@ -731,7 +731,7 @@ static void mtk_drm_crtc_atomic_enable(struct drm_crtc *crtc, ret = mtk_crtc_ddp_hw_init(mtk_crtc); if (ret) { - pm_runtime_put(comp->dev); + mtk_ddp_comp_power_off(comp); return; } @@ -744,7 +744,7 @@ static void mtk_drm_crtc_atomic_disable(struct drm_crtc *crtc, { struct mtk_drm_crtc *mtk_crtc = to_mtk_crtc(crtc); struct mtk_ddp_comp *comp = mtk_crtc->ddp_comp[0]; - int i, ret; + int i; DRM_DEBUG_DRIVER("%s %d\n", __func__, crtc->base.id); if (!mtk_crtc->enabled) @@ -774,9 +774,7 @@ static void mtk_drm_crtc_atomic_disable(struct drm_crtc *crtc, drm_crtc_vblank_off(crtc); mtk_crtc_ddp_hw_fini(mtk_crtc); - ret = pm_runtime_put(comp->dev); - if (ret < 0) - DRM_DEV_ERROR(comp->dev, "Failed to disable power domain: %d\n", ret); + mtk_ddp_comp_power_off(comp); mtk_crtc->enabled = false; } diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 3046c0409353..a9b5a21cde2d 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -398,6 +398,8 @@ static const struct mtk_ddp_comp_funcs ddp_ufoe = { }; static const struct mtk_ddp_comp_funcs ddp_ovl_adaptor = { + .power_on = mtk_ovl_adaptor_power_on, + .power_off = mtk_ovl_adaptor_power_off, .clk_enable = mtk_ovl_adaptor_clk_enable, .clk_disable = mtk_ovl_adaptor_clk_disable, .config = mtk_ovl_adaptor_config, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 4bae55bdb034..15b2eafff438 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -7,6 +7,7 @@ #define MTK_DRM_DDP_COMP_H #include <linux/io.h> +#include <linux/pm_runtime.h> #include <linux/soc/mediatek/mtk-cmdq.h> #include <linux/soc/mediatek/mtk-mmsys.h> #include <linux/soc/mediatek/mtk-mutex.h> @@ -46,6 +47,8 @@ enum mtk_ddp_comp_type { struct mtk_ddp_comp; struct cmdq_pkt; struct mtk_ddp_comp_funcs { + int (*power_on)(struct device *dev); + void (*power_off)(struct device *dev); int (*clk_enable)(struct device *dev); void (*clk_disable)(struct device *dev); void (*config)(struct device *dev, unsigned int w, @@ -92,6 +95,23 @@ struct mtk_ddp_comp { const struct mtk_ddp_comp_funcs *funcs; }; +static inline int mtk_ddp_comp_power_on(struct mtk_ddp_comp *comp) +{ + if (comp->funcs && comp->funcs->power_on) + return comp->funcs->power_on(comp->dev); + else + return pm_runtime_resume_and_get(comp->dev); + return 0; +} + +static inline void mtk_ddp_comp_power_off(struct mtk_ddp_comp *comp) +{ + if (comp->funcs && comp->funcs->power_off) + comp->funcs->power_off(comp->dev); + else + pm_runtime_put(comp->dev); +} + static inline int mtk_ddp_comp_clk_enable(struct mtk_ddp_comp *comp) { if (comp->funcs && comp->funcs->clk_enable) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 2dfaa613276a..f7504d1edc62 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -5,7 +5,6 @@ */ #include <linux/component.h> -#include <linux/iommu.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_platform.h> @@ -608,9 +607,6 @@ static int mtk_drm_bind(struct device *dev) struct drm_device *drm; int ret, i; - if (!iommu_present(&platform_bus_type)) - return -EPROBE_DEFER; - pdev = of_find_device_by_node(private->mutex_node); if (!pdev) { dev_err(dev, "Waiting for disp-mutex device %pOF\n", @@ -1000,6 +996,7 @@ static struct platform_driver * const mtk_drm_drivers[] = { &mtk_dsi_driver, &mtk_ethdr_driver, &mtk_mdp_rdma_driver, + &mtk_padding_driver, }; static int __init mtk_drm_init(void) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index 6f98fff4f1a4..33fadb08dc1c 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -77,5 +77,5 @@ extern struct platform_driver mtk_dpi_driver; extern struct platform_driver mtk_dsi_driver; extern struct platform_driver mtk_ethdr_driver; extern struct platform_driver mtk_mdp_rdma_driver; - +extern struct platform_driver mtk_padding_driver; #endif /* MTK_DRM_DRV_H */ diff --git a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c index c3adaeefd551..ee9ce9b6d078 100644 --- a/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_mdp_rdma.c @@ -242,12 +242,27 @@ size_t mtk_mdp_rdma_get_num_formats(struct device *dev) return ARRAY_SIZE(formats); } +int mtk_mdp_rdma_power_on(struct device *dev) +{ + int ret = pm_runtime_resume_and_get(dev); + + if (ret < 0) { + dev_err(dev, "Failed to power on: %d\n", ret); + return ret; + } + return 0; +} + +void mtk_mdp_rdma_power_off(struct device *dev) +{ + pm_runtime_put(dev); +} + int mtk_mdp_rdma_clk_enable(struct device *dev) { struct mtk_mdp_rdma *rdma = dev_get_drvdata(dev); - clk_prepare_enable(rdma->clk); - return 0; + return clk_prepare_enable(rdma->clk); } void mtk_mdp_rdma_clk_disable(struct device *dev) diff --git a/drivers/gpu/drm/mediatek/mtk_padding.c b/drivers/gpu/drm/mediatek/mtk_padding.c new file mode 100644 index 000000000000..0d6451c149b6 --- /dev/null +++ b/drivers/gpu/drm/mediatek/mtk_padding.c @@ -0,0 +1,160 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2023 MediaTek Inc. + */ + +#include <linux/clk.h> +#include <linux/component.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <linux/soc/mediatek/mtk-cmdq.h> + +#include "mtk_disp_drv.h" +#include "mtk_drm_crtc.h" +#include "mtk_drm_ddp_comp.h" + +#define PADDING_CONTROL_REG 0x00 +#define PADDING_BYPASS BIT(0) +#define PADDING_ENABLE BIT(1) +#define PADDING_PIC_SIZE_REG 0x04 +#define PADDING_H_REG 0x08 /* horizontal */ +#define PADDING_V_REG 0x0c /* vertical */ +#define PADDING_COLOR_REG 0x10 + +/** + * struct mtk_padding - Basic information of the Padding + * @clk: Clock of the module + * @reg: Virtual address of the Padding for CPU to access + * @cmdq_reg: CMDQ setting of the Padding + * + * Every Padding should have different clock source, register base, and + * CMDQ settings, we stored these differences all together. + */ +struct mtk_padding { + struct clk *clk; + void __iomem *reg; + struct cmdq_client_reg cmdq_reg; +}; + +int mtk_padding_clk_enable(struct device *dev) +{ + struct mtk_padding *padding = dev_get_drvdata(dev); + + return clk_prepare_enable(padding->clk); +} + +void mtk_padding_clk_disable(struct device *dev) +{ + struct mtk_padding *padding = dev_get_drvdata(dev); + + clk_disable_unprepare(padding->clk); +} + +void mtk_padding_start(struct device *dev) +{ + struct mtk_padding *padding = dev_get_drvdata(dev); + + writel(PADDING_ENABLE | PADDING_BYPASS, + padding->reg + PADDING_CONTROL_REG); + + /* + * Notice that even the padding is in bypass mode, + * all the settings must be cleared to 0 or + * undefined behaviors could happen + */ + writel(0, padding->reg + PADDING_PIC_SIZE_REG); + writel(0, padding->reg + PADDING_H_REG); + writel(0, padding->reg + PADDING_V_REG); + writel(0, padding->reg + PADDING_COLOR_REG); +} + +void mtk_padding_stop(struct device *dev) +{ + struct mtk_padding *padding = dev_get_drvdata(dev); + + writel(0, padding->reg + PADDING_CONTROL_REG); +} + +static int mtk_padding_bind(struct device *dev, struct device *master, void *data) +{ + return 0; +} + +static void mtk_padding_unbind(struct device *dev, struct device *master, void *data) +{ +} + +static const struct component_ops mtk_padding_component_ops = { + .bind = mtk_padding_bind, + .unbind = mtk_padding_unbind, +}; + +static int mtk_padding_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct mtk_padding *priv; + struct resource *res; + int ret; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->clk = devm_clk_get(dev, NULL); + if (IS_ERR(priv->clk)) { + dev_err(dev, "failed to get clk\n"); + return PTR_ERR(priv->clk); + } + + priv->reg = devm_platform_get_and_ioremap_resource(pdev, 0, &res); + if (IS_ERR(priv->reg)) { + dev_err(dev, "failed to do ioremap\n"); + return PTR_ERR(priv->reg); + } + +#if IS_REACHABLE(CONFIG_MTK_CMDQ) + ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); + if (ret) { + dev_err(dev, "failed to get gce client reg\n"); + return ret; + } +#endif + + platform_set_drvdata(pdev, priv); + + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; + + ret = component_add(dev, &mtk_padding_component_ops); + if (ret) { + pm_runtime_disable(dev); + return dev_err_probe(dev, ret, "failed to add component\n"); + } + + return 0; +} + +static int mtk_padding_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &mtk_padding_component_ops); + return 0; +} + +static const struct of_device_id mtk_padding_driver_dt_match[] = { + { .compatible = "mediatek,mt8188-disp-padding" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, mtk_padding_driver_dt_match); + +struct platform_driver mtk_padding_driver = { + .probe = mtk_padding_probe, + .remove = mtk_padding_remove, + .driver = { + .name = "mediatek-disp-padding", + .owner = THIS_MODULE, + .of_match_table = mtk_padding_driver_dt_match, + }, +}; |