+ Tiffany & Maoguang.
On Sat, 2020-05-30 at 16:10 +0800, Yong Wu wrote: > From: Maoguang Meng <maoguang.m...@mediatek.com> > > MTK H264 Encoder(VENC_SYS) and VP8 Encoder(VENC_LT_SYS) are two > independent hardware instance. They have their owner interrupt, > register mapping, and special clocks. > > This patch seperates the two instance. This is a preparing patch for > adding device_link between the larbs and venc-device. It's mainly for > fixing the problem: > https://lkml.org/lkml/2019/9/3/316 > > User Call "VIDIOC_QUERYCAP": > H264 Encoder return driver name "mtk-vcodec-enc"; > VP8 Encoder return driver name "mtk-venc-vp8. > > Signed-off-by: Maoguang Meng <maoguang.m...@mediatek.com> > Signed-off-by: Hsin-Yi Wang <hsi...@chromium.org> > Signed-off-by: Irui Wang <irui.w...@mediatek.com> > --- > drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h | 10 +- > drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 23 +++- > .../media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 127 > +++++++++------------ > .../media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 31 +---- > .../media/platform/mtk-vcodec/mtk_vcodec_enc_pm.h | 1 - > .../media/platform/mtk-vcodec/venc/venc_vp8_if.c | 4 +- > 6 files changed, 80 insertions(+), 116 deletions(-) > > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h > b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h > index a2716117..52d1ce1 100644 > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h > @@ -19,6 +19,7 @@ > #define MTK_VCODEC_DRV_NAME "mtk_vcodec_drv" > #define MTK_VCODEC_DEC_NAME "mtk-vcodec-dec" > #define MTK_VCODEC_ENC_NAME "mtk-vcodec-enc" > +#define MTK_VENC_VP8_NAME "mtk-venc-vp8" > #define MTK_PLATFORM_STR "platform:mt8173" > > #define MTK_VCODEC_MAX_PLANES 3 > @@ -193,7 +194,6 @@ struct mtk_vcodec_pm { > > struct mtk_vcodec_clk venc_clk; > struct device *larbvenc; > - struct device *larbvenclt; > struct device *dev; > struct mtk_vcodec_dev *mtkdev; > }; > @@ -311,25 +311,27 @@ enum mtk_chip { > * @chip: chip this encoder is compatible with > * > * @uses_ext: whether the encoder uses the extended firmware messaging format > - * @has_lt_irq: whether the encoder uses the LT irq > + * @name: whether the encoder core is vp8 > * @min_birate: minimum supported encoding bitrate > * @max_bitrate: maximum supported encoding bitrate > * @capture_formats: array of supported capture formats > * @num_capture_formats: number of entries in capture_formats > * @output_formats: array of supported output formats > * @num_output_formats: number of entries in output_formats > + * @core_id: stand for h264 or vp8 encode index > */ > struct mtk_vcodec_enc_pdata { > enum mtk_chip chip; > > bool uses_ext; > - bool has_lt_irq; > + const char *name; > unsigned long min_bitrate; > unsigned long max_bitrate; > const struct mtk_video_fmt *capture_formats; > size_t num_capture_formats; > const struct mtk_video_fmt *output_formats; > size_t num_output_formats; > + int core_id; > }; > > /** > @@ -359,7 +361,6 @@ struct mtk_vcodec_enc_pdata { > * > * @dec_irq: decoder irq resource > * @enc_irq: h264 encoder irq resource > - * @enc_lt_irq: vp8 encoder irq resource > * > * @dec_mutex: decoder hardware lock > * @enc_mutex: encoder hardware lock. > @@ -395,7 +396,6 @@ struct mtk_vcodec_dev { > > int dec_irq; > int enc_irq; > - int enc_lt_irq; > > struct mutex dec_mutex; > struct mutex enc_mutex; > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c > b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c > index f0af78f..5301dca 100644 > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c > @@ -9,6 +9,7 @@ > #include <media/v4l2-mem2mem.h> > #include <media/videobuf2-dma-contig.h> > #include <soc/mediatek/smi.h> > +#include <linux/pm_runtime.h> > > #include "mtk_vcodec_drv.h" > #include "mtk_vcodec_enc.h" > @@ -174,7 +175,10 @@ static int vidioc_enum_fmt_vid_out(struct file *file, > void *priv, > static int vidioc_venc_querycap(struct file *file, void *priv, > struct v4l2_capability *cap) > { > - strscpy(cap->driver, MTK_VCODEC_ENC_NAME, sizeof(cap->driver)); > + const struct mtk_vcodec_enc_pdata *pdata = > + fh_to_ctx(priv)->dev->venc_pdata; > + > + strscpy(cap->driver, pdata->name, sizeof(cap->driver)); > strscpy(cap->bus_info, MTK_PLATFORM_STR, sizeof(cap->bus_info)); > strscpy(cap->card, MTK_PLATFORM_STR, sizeof(cap->card)); > > @@ -788,7 +792,7 @@ static int vb2ops_venc_start_streaming(struct vb2_queue > *q, unsigned int count) > */ > if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) { > ret = -EIO; > - goto err_set_param; > + goto err_start_stream; > } > > /* Do the initialization when both start_streaming have been called */ > @@ -800,6 +804,12 @@ static int vb2ops_venc_start_streaming(struct vb2_queue > *q, unsigned int count) > return 0; > } > > + ret = pm_runtime_get_sync(&ctx->dev->plat_dev->dev); > + if (ret < 0) { > + mtk_v4l2_err("pm_runtime_get_sync fail %d", ret); > + goto err_start_stream; > + } > + > mtk_venc_set_param(ctx, ¶m); > ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, ¶m); > if (ret) { > @@ -826,6 +836,11 @@ static int vb2ops_venc_start_streaming(struct vb2_queue > *q, unsigned int count) > return 0; > > err_set_param: > + ret = pm_runtime_put(&ctx->dev->plat_dev->dev); > + if (ret < 0) > + mtk_v4l2_err("pm_runtime_put fail %d", ret); > + > +err_start_stream: > for (i = 0; i < q->num_buffers; ++i) { > struct vb2_buffer *buf = vb2_get_buffer(q, i); > > @@ -879,6 +894,10 @@ static void vb2ops_venc_stop_streaming(struct vb2_queue > *q) > if (ret) > mtk_v4l2_err("venc_if_deinit failed=%d", ret); > > + ret = pm_runtime_put(&ctx->dev->plat_dev->dev); > + if (ret < 0) > + mtk_v4l2_err("pm_runtime_put fail %d", ret); > + > ctx->state = MTK_STATE_FREE; > } > > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c > b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c > index b8fe408..fe17f0c 100644 > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c > @@ -49,12 +49,15 @@ > }, > }; > > -static const struct mtk_video_fmt mtk_video_formats_capture_mt8173[] = { > +static const struct mtk_video_fmt mtk_video_formats_capture_mt8173_h264[] = > { > { > .fourcc = V4L2_PIX_FMT_H264, > .type = MTK_FMT_ENC, > .num_planes = 1, > }, > +}; > + > +static const struct mtk_video_fmt mtk_video_formats_capture_mt8173_vp8[] = { > { > .fourcc = V4L2_PIX_FMT_VP8, > .type = MTK_FMT_ENC, > @@ -110,35 +113,13 @@ static irqreturn_t mtk_vcodec_enc_irq_handler(int irq, > void *priv) > ctx = dev->curr_ctx; > spin_unlock_irqrestore(&dev->irqlock, flags); > > - mtk_v4l2_debug(1, "id=%d", ctx->id); > - addr = dev->reg_base[VENC_SYS] + MTK_VENC_IRQ_ACK_OFFSET; > - > - ctx->irq_status = readl(dev->reg_base[VENC_SYS] + > - (MTK_VENC_IRQ_STATUS_OFFSET)); > - > - clean_irq_status(ctx->irq_status, addr); > - > - wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED); > - return IRQ_HANDLED; > -} > - > -static irqreturn_t mtk_vcodec_enc_lt_irq_handler(int irq, void *priv) > -{ > - struct mtk_vcodec_dev *dev = priv; > - struct mtk_vcodec_ctx *ctx; > - unsigned long flags; > - void __iomem *addr; > - > - spin_lock_irqsave(&dev->irqlock, flags); > - ctx = dev->curr_ctx; > - spin_unlock_irqrestore(&dev->irqlock, flags); > + mtk_v4l2_debug(1, "id=%d coreid:%d", ctx->id, dev->venc_pdata->core_id); > + addr = dev->reg_base[dev->venc_pdata->core_id] + > + MTK_VENC_IRQ_ACK_OFFSET; > > - mtk_v4l2_debug(1, "id=%d", ctx->id); > - ctx->irq_status = readl(dev->reg_base[VENC_LT_SYS] + > + ctx->irq_status = readl(dev->reg_base[dev->venc_pdata->core_id] + > (MTK_VENC_IRQ_STATUS_OFFSET)); > > - addr = dev->reg_base[VENC_LT_SYS] + MTK_VENC_IRQ_ACK_OFFSET; > - > clean_irq_status(ctx->irq_status, addr); > > wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED); > @@ -265,7 +246,8 @@ static int mtk_vcodec_probe(struct platform_device *pdev) > struct resource *res; > phandle rproc_phandle; > enum mtk_vcodec_fw_type fw_type; > - int i, j, ret; > + int ret; > + void __iomem *reg_base; > > dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); > if (!dev) > @@ -291,63 +273,39 @@ static int mtk_vcodec_probe(struct platform_device > *pdev) > dev->venc_pdata = of_device_get_match_data(&pdev->dev); > ret = mtk_vcodec_init_enc_pm(dev); > if (ret < 0) { > - dev_err(&pdev->dev, "Failed to get mt vcodec clock source!"); > + dev_err(&pdev->dev, "Failed to get mtk vcodec clock source!"); > goto err_enc_pm; > } > > - for (i = VENC_SYS, j = 0; i < NUM_MAX_VCODEC_REG_BASE; i++, j++) { > - res = platform_get_resource(pdev, IORESOURCE_MEM, j); > - dev->reg_base[i] = devm_ioremap_resource(&pdev->dev, res); > - if (IS_ERR((__force void *)dev->reg_base[i])) { > - ret = PTR_ERR((__force void *)dev->reg_base[i]); > - goto err_res; > - } > - mtk_v4l2_debug(2, "reg[%d] base=0x%p", i, dev->reg_base[i]); > - } > + pm_runtime_enable(&pdev->dev); > + > + snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), "%s", > + dev->venc_pdata->name); > > - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); > - if (res == NULL) { > - dev_err(&pdev->dev, "failed to get irq resource"); > - ret = -ENOENT; > + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > + reg_base = devm_ioremap_resource(&pdev->dev, res); > + if (IS_ERR((__force void *)reg_base)) { > + ret = PTR_ERR((__force void *)reg_base); > goto err_res; > } > + dev->reg_base[dev->venc_pdata->core_id] = reg_base; > > dev->enc_irq = platform_get_irq(pdev, 0); > ret = devm_request_irq(&pdev->dev, dev->enc_irq, > mtk_vcodec_enc_irq_handler, > 0, pdev->name, dev); > if (ret) { > - dev_err(&pdev->dev, "Failed to install dev->enc_irq %d (%d)", > - dev->enc_irq, > - ret); > + dev_err(&pdev->dev, > + "Failed to install dev->enc_irq %d (%d) core_id:%d", > + dev->enc_irq, ret, dev->venc_pdata->core_id); > ret = -EINVAL; > goto err_res; > } > disable_irq(dev->enc_irq); > > - if (dev->venc_pdata->has_lt_irq) { > - dev->enc_lt_irq = platform_get_irq(pdev, 1); > - ret = devm_request_irq(&pdev->dev, > - dev->enc_lt_irq, > - mtk_vcodec_enc_lt_irq_handler, > - 0, pdev->name, dev); > - if (ret) { > - dev_err(&pdev->dev, > - "Failed to install dev->enc_lt_irq %d (%d)", > - dev->enc_lt_irq, ret); > - ret = -EINVAL; > - goto err_res; > - } > - disable_irq(dev->enc_lt_irq); /* VENC_LT */ > - } > - > mutex_init(&dev->enc_mutex); > mutex_init(&dev->dev_mutex); > spin_lock_init(&dev->irqlock); > - > - snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), "%s", > - "[MTK_V4L2_VENC]"); > - > ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); > if (ret) { > mtk_v4l2_err("v4l2_device_register err=%d", ret); > @@ -373,7 +331,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) > V4L2_CAP_STREAMING; > > snprintf(vfd_enc->name, sizeof(vfd_enc->name), "%s", > - MTK_VCODEC_ENC_NAME); > + dev->venc_pdata->name); > video_set_drvdata(vfd_enc, dev); > dev->vfd_enc = vfd_enc; > platform_set_drvdata(pdev, dev); > @@ -401,8 +359,8 @@ static int mtk_vcodec_probe(struct platform_device *pdev) > goto err_enc_reg; > } > > - mtk_v4l2_debug(0, "encoder registered as /dev/video%d", > - vfd_enc->num); > + mtk_v4l2_debug(0, "encoder %d registered as /dev/video%d", > + dev->venc_pdata->core_id, vfd_enc->num); > > return 0; > > @@ -415,26 +373,39 @@ static int mtk_vcodec_probe(struct platform_device > *pdev) > err_enc_alloc: > v4l2_device_unregister(&dev->v4l2_dev); > err_res: > - mtk_vcodec_release_enc_pm(dev); > + pm_runtime_disable(&pdev->dev); > err_enc_pm: > mtk_vcodec_fw_release(dev->fw_handler); > return ret; > } > > -static const struct mtk_vcodec_enc_pdata mt8173_pdata = { > +static const struct mtk_vcodec_enc_pdata mt8173_avc_pdata = { > + .chip = MTK_MT8173, > + .name = MTK_VCODEC_ENC_NAME, > + .capture_formats = mtk_video_formats_capture_mt8173_h264, > + .num_capture_formats = 1, > + .output_formats = mtk_video_formats_output_mt8173, > + .num_output_formats = ARRAY_SIZE(mtk_video_formats_output_mt8173), > + .min_bitrate = 1, > + .max_bitrate = 4000000, > + .core_id = VENC_SYS, > +}; > + > +static const struct mtk_vcodec_enc_pdata mt8173_vp8_pdata = { > .chip = MTK_MT8173, > - .has_lt_irq = true, > - .capture_formats = mtk_video_formats_capture_mt8173, > - .num_capture_formats = ARRAY_SIZE(mtk_video_formats_capture_mt8173), > + .name = MTK_VENC_VP8_NAME, > + .capture_formats = mtk_video_formats_capture_mt8173_vp8, > + .num_capture_formats = 1, > .output_formats = mtk_video_formats_output_mt8173, > .num_output_formats = ARRAY_SIZE(mtk_video_formats_output_mt8173), > .min_bitrate = 1, > .max_bitrate = 4000000, > + .core_id = VENC_LT_SYS, > }; > > static const struct mtk_vcodec_enc_pdata mt8183_pdata = { > .chip = MTK_MT8183, > - .has_lt_irq = false, > + .name = MTK_VCODEC_ENC_NAME, > .uses_ext = true, > .capture_formats = mtk_video_formats_capture_mt8183, > .num_capture_formats = ARRAY_SIZE(mtk_video_formats_capture_mt8183), > @@ -443,10 +414,14 @@ static int mtk_vcodec_probe(struct platform_device > *pdev) > .num_output_formats = ARRAY_SIZE(mtk_video_formats_output_mt8173), > .min_bitrate = 64, > .max_bitrate = 40000000, > + .core_id = VENC_SYS, > }; > > static const struct of_device_id mtk_vcodec_enc_match[] = { > - {.compatible = "mediatek,mt8173-vcodec-enc", .data = &mt8173_pdata}, > + {.compatible = "mediatek,mt8173-vcodec-avc-enc", > + .data = &mt8173_avc_pdata}, > + {.compatible = "mediatek,mt8173-vcodec-vp8-enc", > + .data = &mt8173_vp8_pdata}, > {.compatible = "mediatek,mt8183-vcodec-enc", .data = &mt8183_pdata}, > {}, > }; > @@ -466,7 +441,7 @@ static int mtk_vcodec_enc_remove(struct platform_device > *pdev) > video_unregister_device(dev->vfd_enc); > > v4l2_device_unregister(&dev->v4l2_dev); > - mtk_vcodec_release_enc_pm(dev); > + pm_runtime_disable(&pdev->dev); > mtk_vcodec_fw_release(dev->fw_handler); > return 0; > } > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c > b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c > index ee22902..01c6a55 100644 > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c > @@ -43,21 +43,6 @@ int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev) > return -ENODEV; > } > pm->larbvenc = &pdev->dev; > - > - node = of_parse_phandle(dev->of_node, "mediatek,larb", 1); > - if (!node) { > - mtk_v4l2_err("no mediatek,larb found"); > - return -ENODEV; > - } > - > - pdev = of_find_device_by_node(node); > - of_node_put(node); > - if (!pdev) { > - mtk_v4l2_err("no mediatek,larb device found"); > - return -ENODEV; > - } > - > - pm->larbvenclt = &pdev->dev; > pdev = mtkdev->plat_dev; > pm->dev = &pdev->dev; > > @@ -94,11 +79,6 @@ int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev) > return ret; > } > > -void mtk_vcodec_release_enc_pm(struct mtk_vcodec_dev *mtkdev) > -{ > -} > - > - > void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm) > { > struct mtk_vcodec_clk *enc_clk = &pm->venc_clk; > @@ -116,18 +96,10 @@ void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm) > ret = mtk_smi_larb_get(pm->larbvenc); > if (ret) { > mtk_v4l2_err("mtk_smi_larb_get larb3 fail %d", ret); > - goto larbvencerr; > - } > - ret = mtk_smi_larb_get(pm->larbvenclt); > - if (ret) { > - mtk_v4l2_err("mtk_smi_larb_get larb4 fail %d", ret); > - goto larbvenclterr; > + goto clkerr; > } > return; > > -larbvenclterr: > - mtk_smi_larb_put(pm->larbvenc); > -larbvencerr: > clkerr: > for (i -= 1; i >= 0; i--) > clk_disable_unprepare(enc_clk->clk_info[i].vcodec_clk); > @@ -139,7 +111,6 @@ void mtk_vcodec_enc_clock_off(struct mtk_vcodec_pm *pm) > int i = 0; > > mtk_smi_larb_put(pm->larbvenc); > - mtk_smi_larb_put(pm->larbvenclt); > for (i = enc_clk->clk_num - 1; i >= 0; i--) > clk_disable_unprepare(enc_clk->clk_info[i].vcodec_clk); > } > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.h > b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.h > index b7ecdfd..c1b5986 100644 > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.h > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.h > @@ -10,7 +10,6 @@ > #include "mtk_vcodec_drv.h" > > int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *dev); > -void mtk_vcodec_release_enc_pm(struct mtk_vcodec_dev *dev); > > void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm); > void mtk_vcodec_enc_clock_off(struct mtk_vcodec_pm *pm); > diff --git a/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c > b/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c > index 11abb19..8267a9c 100644 > --- a/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c > +++ b/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c > @@ -367,7 +367,7 @@ static int vp8_enc_encode(void *handle, > > mtk_vcodec_debug_enter(inst); > > - enable_irq(ctx->dev->enc_lt_irq); > + enable_irq(ctx->dev->enc_irq); > > switch (opt) { > case VENC_START_OPT_ENCODE_FRAME: > @@ -386,7 +386,7 @@ static int vp8_enc_encode(void *handle, > > encode_err: > > - disable_irq(ctx->dev->enc_lt_irq); > + disable_irq(ctx->dev->enc_irq); > mtk_vcodec_debug_leave(inst); > > return ret;
