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Signed-off-by: kyrie wu Signed-off-by: irui wang Reported-by: kernel test robot --- drivers/media/platform/mediatek/jpeg/Makefile | 11 +- .../platform/mediatek/jpeg/mtk_jpeg_core.c | 69 ++++---- .../platform/mediatek/jpeg/mtk_jpeg_core.h | 42 +++++ .../platform/mediatek/jpeg/mtk_jpeg_enc_hw.c | 161 ++++++++++++++++++ 4 files changed, 249 insertions(+), 34 deletions(-) diff --git a/drivers/media/platform/mediatek/jpeg/Makefile b/drivers/media/platform/mediatek/jpeg/Makefile index 76c33aad0f3f..69703db4b0a5 100644 --- a/drivers/media/platform/mediatek/jpeg/Makefile +++ b/drivers/media/platform/mediatek/jpeg/Makefile @@ -1,6 +1,9 @@ # SPDX-License-Identifier: GPL-2.0-only -mtk_jpeg-objs := mtk_jpeg_core.o \ +obj-$(CONFIG_VIDEO_MEDIATEK_JPEG) += mtk_jpeg.o \ + mtk-jpeg-enc-hw.o + +mtk_jpeg-y := mtk_jpeg_core.o \ mtk_jpeg_dec_hw.o \ - mtk_jpeg_dec_parse.o \ - mtk_jpeg_enc_hw.o -obj-$(CONFIG_VIDEO_MEDIATEK_JPEG) += mtk_jpeg.o + mtk_jpeg_dec_parse.o + +mtk-jpeg-enc-hw-y := mtk_jpeg_enc_hw.o diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c index 724fb7aeb0ee..2de2e3846b5b 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c @@ -680,7 +680,7 @@ static int mtk_jpeg_buf_prepare(struct vb2_buffer *vb) { struct mtk_jpeg_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); struct mtk_jpeg_q_data *q_data = NULL; - struct v4l2_plane_pix_format plane_fmt; + struct v4l2_plane_pix_format plane_fmt = {}; int i; q_data = mtk_jpeg_get_q_data(ctx, vb->vb2_queue->type); @@ -1312,38 +1312,51 @@ static int mtk_jpeg_probe(struct platform_device *pdev) spin_lock_init(&jpeg->hw_lock); jpeg->dev = &pdev->dev; jpeg->variant = of_device_get_match_data(jpeg->dev); - INIT_DELAYED_WORK(&jpeg->job_timeout_work, mtk_jpeg_job_timeout_work); - jpeg->reg_base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(jpeg->reg_base)) { - ret = PTR_ERR(jpeg->reg_base); - return ret; + ret = devm_of_platform_populate(&pdev->dev); + if (ret) { + v4l2_err(&jpeg->v4l2_dev, "Master of platform populate failed."); + return -EINVAL; } - jpeg_irq = platform_get_irq(pdev, 0); - if (jpeg_irq < 0) - return jpeg_irq; + if (list_empty(&pdev->dev.devres_head)) { + INIT_DELAYED_WORK(&jpeg->job_timeout_work, + mtk_jpeg_job_timeout_work); - ret = devm_request_irq(&pdev->dev, jpeg_irq, - jpeg->variant->irq_handler, 0, pdev->name, jpeg); - if (ret) { - dev_err(&pdev->dev, "Failed to request jpeg_irq %d (%d)\n", - jpeg_irq, ret); - goto err_req_irq; - } + jpeg->reg_base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(jpeg->reg_base)) { + ret = PTR_ERR(jpeg->reg_base); + return ret; + } - ret = devm_clk_bulk_get(jpeg->dev, jpeg->variant->num_clks, - jpeg->variant->clks); - if (ret) { - dev_err(&pdev->dev, "Failed to init clk, err %d\n", ret); - goto err_clk_init; + jpeg_irq = platform_get_irq(pdev, 0); + if (jpeg_irq < 0) + return jpeg_irq; + + ret = devm_request_irq(&pdev->dev, + jpeg_irq, + jpeg->variant->irq_handler, + 0, + pdev->name, jpeg); + if (ret) { + dev_err(&pdev->dev, "Failed to request jpeg_irq %d (%d)\n", + jpeg_irq, ret); + return ret; + } + + ret = devm_clk_bulk_get(jpeg->dev, + jpeg->variant->num_clks, + jpeg->variant->clks); + if (ret) { + dev_err(&pdev->dev, "Failed to init clk\n"); + return ret; + } } ret = v4l2_device_register(&pdev->dev, &jpeg->v4l2_dev); if (ret) { dev_err(&pdev->dev, "Failed to register v4l2 device\n"); - ret = -EINVAL; - goto err_dev_register; + return -EINVAL; } jpeg->m2m_dev = v4l2_m2m_init(jpeg->variant->m2m_ops); @@ -1401,12 +1414,6 @@ static int mtk_jpeg_probe(struct platform_device *pdev) err_m2m_init: v4l2_device_unregister(&jpeg->v4l2_dev); -err_dev_register: - -err_clk_init: - -err_req_irq: - return ret; } @@ -1497,6 +1504,7 @@ static const struct mtk_jpeg_variant mtk_jpeg_drvdata = { .cap_q_default_fourcc = V4L2_PIX_FMT_JPEG, }; +#if defined(CONFIG_OF) static const struct of_device_id mtk_jpeg_match[] = { { .compatible = "mediatek,mt8173-jpgdec", @@ -1514,13 +1522,14 @@ static const struct of_device_id mtk_jpeg_match[] = { }; MODULE_DEVICE_TABLE(of, mtk_jpeg_match); +#endif static struct platform_driver mtk_jpeg_driver = { .probe = mtk_jpeg_probe, .remove = mtk_jpeg_remove, .driver = { .name = MTK_JPEG_NAME, - .of_match_table = mtk_jpeg_match, + .of_match_table = of_match_ptr(mtk_jpeg_match), .pm = &mtk_jpeg_pm_ops, }, }; diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h index 3e4811a41ba2..1e0ba466303b 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h @@ -9,6 +9,7 @@ #ifndef _MTK_JPEG_CORE_H #define _MTK_JPEG_CORE_H +#include #include #include #include @@ -74,6 +75,40 @@ struct mtk_jpeg_variant { u32 cap_q_default_fourcc; }; +enum mtk_jpegenc_hw_id { + MTK_JPEGENC_HW0, + MTK_JPEGENC_HW1, + MTK_JPEGENC_HW_MAX, +}; + +/** + * struct mtk_jpegenc_clk - Structure used to store vcodec clock information + * @clks: JPEG encode clock + * @clk_num: JPEG encode clock numbers + */ +struct mtk_jpegenc_clk { + struct clk_bulk_data *clks; + int clk_num; +}; + +/** + * struct mtk_jpegenc_comp_dev - JPEG COREX abstraction + * @dev: JPEG device + * @plat_dev: platform device data + * @reg_base: JPEG registers mapping + * @master_dev: mtk_jpeg_dev device + * @venc_clk: jpeg encode clock + * @jpegenc_irq: jpeg encode irq num + */ +struct mtk_jpegenc_comp_dev { + struct device *dev; + struct platform_device *plat_dev; + void __iomem *reg_base; + struct mtk_jpeg_dev *master_dev; + struct mtk_jpegenc_clk venc_clk; + int jpegenc_irq; +}; + /** * struct mtk_jpeg_dev - JPEG IP abstraction * @lock: the mutex protecting this structure @@ -87,6 +122,9 @@ struct mtk_jpeg_variant { * @reg_base: JPEG registers mapping * @job_timeout_work: IRQ timeout structure * @variant: driver variant to be used + * @reg_encbase: jpg encode register base addr + * @enc_hw_dev: jpg encode hardware device + * @is_jpgenc_multihw: the flag of multi-hw core */ struct mtk_jpeg_dev { struct mutex lock; @@ -100,6 +138,10 @@ struct mtk_jpeg_dev { void __iomem *reg_base; struct delayed_work job_timeout_work; const struct mtk_jpeg_variant *variant; + + void __iomem *reg_encbase[MTK_JPEGENC_HW_MAX]; + struct mtk_jpegenc_comp_dev *enc_hw_dev[MTK_JPEGENC_HW_MAX]; + bool is_jpgenc_multihw; }; /** diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c index 368f512ea86e..3dcf83d6d95e 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c @@ -5,11 +5,27 @@ * */ +#include +#include +#include #include #include +#include +#include +#include +#include +#include +#include #include #include +#include +#include +#include +#include +#include +#include +#include "mtk_jpeg_core.h" #include "mtk_jpeg_enc_hw.h" static const struct mtk_jpeg_enc_qlt mtk_jpeg_enc_quality[] = { @@ -30,6 +46,16 @@ static const struct mtk_jpeg_enc_qlt mtk_jpeg_enc_quality[] = { {.quality_param = 97, .hardware_value = JPEG_ENC_QUALITY_Q97}, }; +#if defined(CONFIG_OF) +static const struct of_device_id mtk_jpegenc_drv_ids[] = { + { + .compatible = "mediatek,mt8195-jpgenc-hw", + }, + {}, +}; +MODULE_DEVICE_TABLE(of, mtk_jpegenc_drv_ids); +#endif + void mtk_jpeg_enc_reset(void __iomem *base) { writel(0, base + JPEG_ENC_RSTB); @@ -158,3 +184,138 @@ void mtk_jpeg_set_enc_params(struct mtk_jpeg_ctx *ctx, void __iomem *base) writel(ctx->restart_interval, base + JPEG_ENC_RST_MCU_NUM); } EXPORT_SYMBOL_GPL(mtk_jpeg_set_enc_params); + +static irqreturn_t mtk_jpegenc_hw_irq_handler(int irq, void *priv) +{ + struct vb2_v4l2_buffer *src_buf, *dst_buf; + enum vb2_buffer_state buf_state; + struct mtk_jpeg_ctx *ctx; + u32 result_size; + u32 irq_status; + + struct mtk_jpegenc_comp_dev *jpeg = priv; + struct mtk_jpeg_dev *master_jpeg = jpeg->master_dev; + + irq_status = readl(jpeg->reg_base + JPEG_ENC_INT_STS) & + JPEG_ENC_INT_STATUS_MASK_ALLIRQ; + if (irq_status) + writel(0, jpeg->reg_base + JPEG_ENC_INT_STS); + if (!(irq_status & JPEG_ENC_INT_STATUS_DONE)) + return IRQ_NONE; + + ctx = v4l2_m2m_get_curr_priv(master_jpeg->m2m_dev); + if (!ctx) { + v4l2_err(&master_jpeg->v4l2_dev, "Context is NULL\n"); + return IRQ_HANDLED; + } + + src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + v4l2_m2m_buf_copy_metadata(src_buf, dst_buf, true); + + result_size = mtk_jpeg_enc_get_file_size(jpeg->reg_base); + vb2_set_plane_payload(&dst_buf->vb2_buf, 0, result_size); + buf_state = VB2_BUF_STATE_DONE; + v4l2_m2m_buf_done(src_buf, buf_state); + v4l2_m2m_buf_done(dst_buf, buf_state); + v4l2_m2m_job_finish(master_jpeg->m2m_dev, ctx->fh.m2m_ctx); + pm_runtime_put(ctx->jpeg->dev); + + return IRQ_HANDLED; +} + +static int mtk_jpegenc_hw_init_irq(struct mtk_jpegenc_comp_dev *dev) +{ + struct platform_device *pdev = dev->plat_dev; + int ret; + + dev->jpegenc_irq = platform_get_irq(pdev, 0); + if (dev->jpegenc_irq < 0) + return dev->jpegenc_irq; + + ret = devm_request_irq(&pdev->dev, + dev->jpegenc_irq, + mtk_jpegenc_hw_irq_handler, + 0, + pdev->name, dev); + if (ret) { + dev_err(&pdev->dev, "Failed to devm_request_irq %d (%d)", + dev->jpegenc_irq, ret); + return ret; + } + + return 0; +} + +static int mtk_jpegenc_hw_probe(struct platform_device *pdev) +{ + struct mtk_jpegenc_clk *jpegenc_clk; + struct mtk_jpeg_dev *master_dev; + struct mtk_jpegenc_comp_dev *dev; + int ret, i; + + struct device *decs = &pdev->dev; + + if (!decs->parent) + return -EPROBE_DEFER; + + master_dev = dev_get_drvdata(decs->parent); + if (!master_dev) + return -EPROBE_DEFER; + + dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; + + dev->plat_dev = pdev; + dev->dev = &pdev->dev; + + if (!master_dev->is_jpgenc_multihw) { + master_dev->is_jpgenc_multihw = true; + for (i = 0; i < MTK_JPEGENC_HW_MAX; i++) + master_dev->enc_hw_dev[i] = NULL; + } + + jpegenc_clk = &dev->venc_clk; + + jpegenc_clk->clk_num = devm_clk_bulk_get_all(&pdev->dev, + &jpegenc_clk->clks); + if (jpegenc_clk->clk_num < 0) + return dev_err_probe(&pdev->dev, jpegenc_clk->clk_num, + "Failed to get jpegenc clock count\n"); + + dev->reg_base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(dev->reg_base)) + return PTR_ERR(dev->reg_base); + + ret = mtk_jpegenc_hw_init_irq(dev); + if (ret) + return ret; + + for (i = 0; i < MTK_JPEGENC_HW_MAX; i++) { + if (master_dev->enc_hw_dev[i]) + continue; + + master_dev->enc_hw_dev[i] = dev; + master_dev->reg_encbase[i] = dev->reg_base; + dev->master_dev = master_dev; + } + + platform_set_drvdata(pdev, dev); + pm_runtime_enable(&pdev->dev); + + return 0; +} + +static struct platform_driver mtk_jpegenc_hw_driver = { + .probe = mtk_jpegenc_hw_probe, + .driver = { + .name = "mtk-jpegenc-hw", + .of_match_table = of_match_ptr(mtk_jpegenc_drv_ids), + }, +}; + +module_platform_driver(mtk_jpegenc_hw_driver); + +MODULE_DESCRIPTION("MediaTek JPEG encode HW driver"); +MODULE_LICENSE("GPL");