Lock, power and clock are highly coupled operations. Adds vdec enable/disable hardware helpers and uses them.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com Reviewed-by: Tzung-Bi Shihtzungbi@google.com --- .../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 5 - .../platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 168 +++++++++++------- .../platform/mtk-vcodec/mtk_vcodec_dec_pm.h | 6 +- .../media/platform/mtk-vcodec/vdec_drv_if.c | 20 +-- .../platform/mtk-vcodec/vdec_msg_queue.c | 2 + 5 files changed, 117 insertions(+), 84 deletions(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c index 86b639d82be8..6b52eaeedafa 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -195,9 +195,6 @@ static int fops_vcodec_open(struct file *file) mtk_vcodec_dec_set_default_params(ctx);

if (v4l2_fh_is_singular(&ctx->fh)) { - ret = mtk_vcodec_dec_pw_on(dev, MTK_VDEC_LAT0); - if (ret < 0) - goto err_load_fw; /* * Does nothing if firmware was already loaded. */ @@ -254,8 +251,6 @@ static int fops_vcodec_release(struct file *file) v4l2_m2m_ctx_release(ctx->m2m_ctx); mtk_vcodec_dec_release(ctx);

- if (v4l2_fh_is_singular(&ctx->fh)) - mtk_vcodec_dec_pw_off(dev, MTK_VDEC_LAT0); v4l2_fh_del(&ctx->fh); v4l2_fh_exit(&ctx->fh); v4l2_ctrl_handler_free(&ctx->ctrl_hdl); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c index 44035a50e335..1581a1277473 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c @@ -79,74 +79,31 @@ int mtk_vcodec_init_dec_clk(struct platform_device *pdev, struct mtk_vcodec_pm * } EXPORT_SYMBOL_GPL(mtk_vcodec_init_dec_clk);

-int mtk_vcodec_dec_pw_on(struct mtk_vcodec_dev *vdec_dev, int hw_idx) +static int mtk_vcodec_dec_pw_on(struct mtk_vcodec_pm *pm) { - struct mtk_vdec_hw_dev *subdev_dev; - struct mtk_vcodec_pm *pm; int ret;

- if (vdec_dev->vdec_pdata->is_subdev_supported) { - subdev_dev = mtk_vcodec_get_hw_dev(vdec_dev, hw_idx); - if (!subdev_dev) { - mtk_v4l2_err("Failed to get hw dev\n"); - return -EINVAL; - } - pm = &subdev_dev->pm; - } else { - pm = &vdec_dev->pm; - } - ret = pm_runtime_resume_and_get(pm->dev); if (ret) mtk_v4l2_err("pm_runtime_resume_and_get fail %d", ret);

return ret; } -EXPORT_SYMBOL_GPL(mtk_vcodec_dec_pw_on);

-void mtk_vcodec_dec_pw_off(struct mtk_vcodec_dev *vdec_dev, int hw_idx) +static void mtk_vcodec_dec_pw_off(struct mtk_vcodec_pm *pm) { - struct mtk_vdec_hw_dev *subdev_dev; - struct mtk_vcodec_pm *pm; int ret;

- if (vdec_dev->vdec_pdata->is_subdev_supported) { - subdev_dev = mtk_vcodec_get_hw_dev(vdec_dev, hw_idx); - if (!subdev_dev) { - mtk_v4l2_err("Failed to get hw dev\n"); - return; - } - pm = &subdev_dev->pm; - } else { - pm = &vdec_dev->pm; - } - ret = pm_runtime_put_sync(pm->dev); if (ret) mtk_v4l2_err("pm_runtime_put_sync fail %d", ret); } -EXPORT_SYMBOL_GPL(mtk_vcodec_dec_pw_off);

-void mtk_vcodec_dec_clock_on(struct mtk_vcodec_dev *vdec_dev, int hw_idx) +static void mtk_vcodec_dec_clock_on(struct mtk_vcodec_pm *pm) { - struct mtk_vdec_hw_dev *subdev_dev; - struct mtk_vcodec_pm *pm; struct mtk_vcodec_clk *dec_clk; int ret, i;

- if (vdec_dev->vdec_pdata->is_subdev_supported) { - subdev_dev = mtk_vcodec_get_hw_dev(vdec_dev, hw_idx); - if (!subdev_dev) { - mtk_v4l2_err("Failed to get hw dev\n"); - return; - } - pm = &subdev_dev->pm; - enable_irq(subdev_dev->dec_irq); - } else { - pm = &vdec_dev->pm; - enable_irq(vdec_dev->dec_irq); - } - dec_clk = &pm->vdec_clk; for (i = 0; i < dec_clk->clk_num; i++) { ret = clk_prepare_enable(dec_clk->clk_info[i].vcodec_clk); @@ -168,31 +125,120 @@ void mtk_vcodec_dec_clock_on(struct mtk_vcodec_dev *vdec_dev, int hw_idx) for (i -= 1; i >= 0; i--) clk_disable_unprepare(dec_clk->clk_info[i].vcodec_clk); } -EXPORT_SYMBOL_GPL(mtk_vcodec_dec_clock_on);

-void mtk_vcodec_dec_clock_off(struct mtk_vcodec_dev *vdec_dev, int hw_idx) +static void mtk_vcodec_dec_clock_off(struct mtk_vcodec_pm *pm) { - struct mtk_vdec_hw_dev *subdev_dev; - struct mtk_vcodec_pm *pm; struct mtk_vcodec_clk *dec_clk; int i;

+ dec_clk = &pm->vdec_clk; + mtk_smi_larb_put(pm->larbvdec); + for (i = dec_clk->clk_num - 1; i >= 0; i--) + clk_disable_unprepare(dec_clk->clk_info[i].vcodec_clk); +} + +static void mtk_vcodec_dec_enable_irq(struct mtk_vcodec_dev *vdec_dev, int hw_idx) +{ + struct mtk_vdec_hw_dev *subdev_dev; + + if (!test_bit(hw_idx, vdec_dev->subdev_bitmap)) + return; + if (vdec_dev->vdec_pdata->is_subdev_supported) { subdev_dev = mtk_vcodec_get_hw_dev(vdec_dev, hw_idx); - if (!subdev_dev) { + if (subdev_dev) + enable_irq(subdev_dev->dec_irq); + else + mtk_v4l2_err("Failed to get hw dev\n"); + } else { + enable_irq(vdec_dev->dec_irq); + } +} + +static void mtk_vcodec_dec_disable_irq(struct mtk_vcodec_dev *vdec_dev, int hw_idx) +{ + struct mtk_vdec_hw_dev *subdev_dev; + + if (!test_bit(hw_idx, vdec_dev->subdev_bitmap)) + return; + + if (vdec_dev->vdec_pdata->is_subdev_supported) { + subdev_dev = mtk_vcodec_get_hw_dev(vdec_dev, hw_idx); + if (subdev_dev) + disable_irq(subdev_dev->dec_irq); + else mtk_v4l2_err("Failed to get hw dev\n"); - return; - } - pm = &subdev_dev->pm; - disable_irq(subdev_dev->dec_irq); } else { - pm = &vdec_dev->pm; disable_irq(vdec_dev->dec_irq); } +}

- dec_clk = &pm->vdec_clk; - mtk_smi_larb_put(pm->larbvdec); - for (i = dec_clk->clk_num - 1; i >= 0; i--) - clk_disable_unprepare(dec_clk->clk_info[i].vcodec_clk); +static struct mtk_vcodec_pm *mtk_vcodec_dec_get_pm(struct mtk_vcodec_dev *vdec_dev, + int hw_idx) +{ + struct mtk_vdec_hw_dev *subdev_dev; + + if (!test_bit(hw_idx, vdec_dev->subdev_bitmap)) + return NULL; + + if (vdec_dev->vdec_pdata->is_subdev_supported) { + subdev_dev = mtk_vcodec_get_hw_dev(vdec_dev, hw_idx); + if (subdev_dev) + return &subdev_dev->pm; + + mtk_v4l2_err("Failed to get hw dev\n"); + return NULL; + } + + return &vdec_dev->pm; +} + +static void mtk_vcodec_dec_child_dev_on(struct mtk_vcodec_dev *vdec_dev, + int hw_idx) +{ + struct mtk_vcodec_pm *pm; + + pm = mtk_vcodec_dec_get_pm(vdec_dev, hw_idx); + if (pm) { + mtk_vcodec_dec_pw_on(pm); + mtk_vcodec_dec_clock_on(pm); + } +} + +static void mtk_vcodec_dec_child_dev_off(struct mtk_vcodec_dev *vdec_dev, + int hw_idx) +{ + struct mtk_vcodec_pm *pm; + + pm = mtk_vcodec_dec_get_pm(vdec_dev, hw_idx); + if (pm) { + mtk_vcodec_dec_clock_off(pm); + mtk_vcodec_dec_pw_off(pm); + } +} + +void mtk_vcodec_dec_enable_hardware(struct mtk_vcodec_ctx *ctx, int hw_idx) +{ + mutex_lock(&ctx->dev->dec_mutex[hw_idx]); + + if (IS_VDEC_LAT_ARCH(ctx->dev->vdec_pdata->hw_arch) && + hw_idx == MTK_VDEC_CORE) + mtk_vcodec_dec_child_dev_on(ctx->dev, MTK_VDEC_LAT0); + mtk_vcodec_dec_child_dev_on(ctx->dev, hw_idx); + + mtk_vcodec_dec_enable_irq(ctx->dev, hw_idx); +} +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_enable_hardware); + +void mtk_vcodec_dec_disable_hardware(struct mtk_vcodec_ctx *ctx, int hw_idx) +{ + mtk_vcodec_dec_disable_irq(ctx->dev, hw_idx); + + mtk_vcodec_dec_child_dev_off(ctx->dev, hw_idx); + if (IS_VDEC_LAT_ARCH(ctx->dev->vdec_pdata->hw_arch) && + hw_idx == MTK_VDEC_CORE) + mtk_vcodec_dec_child_dev_off(ctx->dev, MTK_VDEC_LAT0); + + mutex_unlock(&ctx->dev->dec_mutex[hw_idx]); } -EXPORT_SYMBOL_GPL(mtk_vcodec_dec_clock_off); +EXPORT_SYMBOL_GPL(mtk_vcodec_dec_disable_hardware); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h index 3cc721bbfaf6..dbcf3cabe6f3 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.h @@ -11,9 +11,7 @@

int mtk_vcodec_init_dec_clk(struct platform_device *pdev, struct mtk_vcodec_pm *pm);

-int mtk_vcodec_dec_pw_on(struct mtk_vcodec_dev *vdec_dev, int hw_idx); -void mtk_vcodec_dec_pw_off(struct mtk_vcodec_dev *vdec_dev, int hw_idx); -void mtk_vcodec_dec_clock_on(struct mtk_vcodec_dev *vdec_dev, int hw_idx); -void mtk_vcodec_dec_clock_off(struct mtk_vcodec_dev *vdec_dev, int hw_idx); +void mtk_vcodec_dec_enable_hardware(struct mtk_vcodec_ctx *ctx, int hw_idx); +void mtk_vcodec_dec_disable_hardware(struct mtk_vcodec_ctx *ctx, int hw_idx);

#endif /* _MTK_VCODEC_DEC_PM_H_ */ diff --git a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c index 05a5b240e906..c93dd0ea3537 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c @@ -38,11 +38,9 @@ int vdec_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc) return -EINVAL; }

- mtk_vdec_lock(ctx); - mtk_vcodec_dec_clock_on(ctx->dev, ctx->hw_id); + mtk_vcodec_dec_enable_hardware(ctx, ctx->hw_id); ret = ctx->dec_if->init(ctx); - mtk_vcodec_dec_clock_off(ctx->dev, ctx->hw_id); - mtk_vdec_unlock(ctx); + mtk_vcodec_dec_disable_hardware(ctx, ctx->hw_id);

return ret; } @@ -70,15 +68,11 @@ int vdec_if_decode(struct mtk_vcodec_ctx *ctx, struct mtk_vcodec_mem *bs, if (!ctx->drv_handle) return -EIO;

- mtk_vdec_lock(ctx); - + mtk_vcodec_dec_enable_hardware(ctx, ctx->hw_id); mtk_vcodec_set_curr_ctx(ctx->dev, ctx, ctx->hw_id); - mtk_vcodec_dec_clock_on(ctx->dev, ctx->hw_id); ret = ctx->dec_if->decode(ctx->drv_handle, bs, fb, res_chg); - mtk_vcodec_dec_clock_off(ctx->dev, ctx->hw_id); mtk_vcodec_set_curr_ctx(ctx->dev, NULL, ctx->hw_id); - - mtk_vdec_unlock(ctx); + mtk_vcodec_dec_disable_hardware(ctx, ctx->hw_id);

return ret; } @@ -103,11 +97,9 @@ void vdec_if_deinit(struct mtk_vcodec_ctx *ctx) if (!ctx->drv_handle) return;

- mtk_vdec_lock(ctx); - mtk_vcodec_dec_clock_on(ctx->dev, ctx->hw_id); + mtk_vcodec_dec_enable_hardware(ctx, ctx->hw_id); ctx->dec_if->deinit(ctx->drv_handle); - mtk_vcodec_dec_clock_off(ctx->dev, ctx->hw_id); - mtk_vdec_unlock(ctx); + mtk_vcodec_dec_disable_hardware(ctx, ctx->hw_id);

ctx->drv_handle = NULL; } diff --git a/drivers/media/platform/mtk-vcodec/vdec_msg_queue.c b/drivers/media/platform/mtk-vcodec/vdec_msg_queue.c index 4b062a8128b4..ae500980ad45 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_msg_queue.c +++ b/drivers/media/platform/mtk-vcodec/vdec_msg_queue.c @@ -212,11 +212,13 @@ static void vdec_msg_queue_core_work(struct work_struct *work) return;

ctx = lat_buf->ctx; + mtk_vcodec_dec_enable_hardware(ctx, MTK_VDEC_CORE); mtk_vcodec_set_curr_ctx(dev, ctx, MTK_VDEC_CORE);

lat_buf->core_decode(lat_buf);

mtk_vcodec_set_curr_ctx(dev, NULL, MTK_VDEC_CORE); + mtk_vcodec_dec_disable_hardware(ctx, MTK_VDEC_CORE); vdec_msg_queue_qbuf(&ctx->msg_queue.lat_ctx, lat_buf);

if (!list_empty(&ctx->msg_queue.lat_ctx.ready_queue)) {

Different capture buffer format has different buffer size, need to get real buffer size according to buffer type from scp.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com --- .../media/platform/mtk-vcodec/vdec_ipi_msg.h | 36 ++++++++++++++ .../media/platform/mtk-vcodec/vdec_vpu_if.c | 49 +++++++++++++++++++ .../media/platform/mtk-vcodec/vdec_vpu_if.h | 15 ++++++ 3 files changed, 100 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h index bf54d6d9a857..47070be2a991 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h +++ b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h @@ -20,6 +20,7 @@ enum vdec_ipi_msgid { AP_IPIMSG_DEC_RESET = 0xA004, AP_IPIMSG_DEC_CORE = 0xA005, AP_IPIMSG_DEC_CORE_END = 0xA006, + AP_IPIMSG_DEC_GET_PARAM = 0xA007,

VPU_IPIMSG_DEC_INIT_ACK = 0xB000, VPU_IPIMSG_DEC_START_ACK = 0xB001, @@ -28,6 +29,7 @@ enum vdec_ipi_msgid { VPU_IPIMSG_DEC_RESET_ACK = 0xB004, VPU_IPIMSG_DEC_CORE_ACK = 0xB005, VPU_IPIMSG_DEC_CORE_END_ACK = 0xB006, + VPU_IPIMSG_DEC_GET_PARAM_ACK = 0xB007, };

/** @@ -114,4 +116,38 @@ struct vdec_vpu_ipi_init_ack { uint32_t inst_id; };

+/** + * struct vdec_ap_ipi_get_param - for AP_IPIMSG_DEC_GET_PARAM + * @msg_id : AP_IPIMSG_DEC_GET_PARAM + * @inst_id : instance ID. Used if the ABI version >= 2. + * @data : picture information + * @param_type : get param type + * @codec_type : Codec fourcc + */ +struct vdec_ap_ipi_get_param { + u32 msg_id; + u32 inst_id; + u32 data[4]; + u32 param_type; + u32 codec_type; +}; + +/** + * struct vdec_vpu_ipi_get_param_ack - for VPU_IPIMSG_DEC_GET_PARAM_ACK + * @msg_id : VPU_IPIMSG_DEC_GET_PARAM_ACK + * @status : VPU execution result + * @ap_inst_addr : AP vcodec_vpu_inst instance address + * @data : picture information from SCP. + * @param_type : get param type + * @reserved : reserved param + */ +struct vdec_vpu_ipi_get_param_ack { + u32 msg_id; + s32 status; + u64 ap_inst_addr; + u32 data[4]; + u32 param_type; + u32 reserved; +}; + #endif diff --git a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c index 7210061c772f..35f4d5583084 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c @@ -6,6 +6,7 @@

#include "mtk_vcodec_drv.h" #include "mtk_vcodec_util.h" +#include "vdec_drv_if.h" #include "vdec_ipi_msg.h" #include "vdec_vpu_if.h" #include "mtk_vcodec_fw.h" @@ -54,6 +55,26 @@ static void handle_init_ack_msg(const struct vdec_vpu_ipi_init_ack *msg) } }

+static void handle_get_param_msg_ack(const struct vdec_vpu_ipi_get_param_ack *msg) +{ + struct vdec_vpu_inst *vpu = (struct vdec_vpu_inst *) + (unsigned long)msg->ap_inst_addr; + + mtk_vcodec_debug(vpu, "+ ap_inst_addr = 0x%llx", msg->ap_inst_addr); + + /* param_type is enum vdec_get_param_type */ + switch (msg->param_type) { + case GET_PARAM_PIC_INFO: + vpu->fb_sz[0] = msg->data[0]; + vpu->fb_sz[1] = msg->data[1]; + break; + default: + mtk_vcodec_err(vpu, "invalid get param type=%d", msg->param_type); + vpu->failure = 1; + break; + } +} + /* * vpu_dec_ipi_handler - Handler for VPU ipi message. * @@ -89,6 +110,9 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) case VPU_IPIMSG_DEC_CORE_END_ACK: break;

+ case VPU_IPIMSG_DEC_GET_PARAM_ACK: + handle_get_param_msg_ack(data); + break; default: mtk_vcodec_err(vpu, "invalid msg=%X", msg->msg_id); break; @@ -217,6 +241,31 @@ int vpu_dec_start(struct vdec_vpu_inst *vpu, uint32_t *data, unsigned int len) return err; }

+int vpu_dec_get_param(struct vdec_vpu_inst *vpu, uint32_t *data, + unsigned int len, unsigned int param_type) +{ + struct vdec_ap_ipi_get_param msg; + int err; + + mtk_vcodec_debug_enter(vpu); + + if (len > ARRAY_SIZE(msg.data)) { + mtk_vcodec_err(vpu, "invalid len = %d\n", len); + return -EINVAL; + } + + memset(&msg, 0, sizeof(msg)); + msg.msg_id = AP_IPIMSG_DEC_GET_PARAM; + msg.inst_id = vpu->inst_id; + memcpy(msg.data, data, sizeof(unsigned int) * len); + msg.param_type = param_type; + msg.codec_type = vpu->codec_type; + + err = vcodec_vpu_send_msg(vpu, (void *)&msg, sizeof(msg)); + mtk_vcodec_debug(vpu, "- ret=%d", err); + return err; +} + int vpu_dec_core(struct vdec_vpu_inst *vpu) { return vcodec_send_ap_ipi(vpu, AP_IPIMSG_DEC_CORE); diff --git a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h index 4cb3c7f5a3ad..d1feba41dd39 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h +++ b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.h @@ -28,6 +28,8 @@ struct mtk_vcodec_ctx; * @wq : wait queue to wait VPU message ack * @handler : ipi handler for each decoder * @codec_type : use codec type to separate different codecs + * @capture_type : used capture type to separate different capture format + * @fb_sz : frame buffer size of each plane */ struct vdec_vpu_inst { int id; @@ -42,6 +44,8 @@ struct vdec_vpu_inst { wait_queue_head_t wq; mtk_vcodec_ipi_handler handler; unsigned int codec_type; + unsigned int capture_type; + unsigned int fb_sz[2]; };

/** @@ -104,4 +108,15 @@ int vpu_dec_core(struct vdec_vpu_inst *vpu); */ int vpu_dec_core_end(struct vdec_vpu_inst *vpu);

+/** + * vpu_dec_get_param - get param from scp + * + * @vpu : instance for vdec_vpu_inst + * @data: meta data to pass bitstream info to VPU decoder + * @len : meta data length + * @param_type : get param type + */ +int vpu_dec_get_param(struct vdec_vpu_inst *vpu, uint32_t *data, + unsigned int len, unsigned int param_type); + #endif

lat thread: output queue \ -> lat hardware -> lat trans buffer lat trans buffer /

core thread: capture queue \ ->core hardware -> capture queue lat trans buffer /

Lat and core work in different thread, setting capture buffer buffered.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c index 5aebf88f997b..23a154c4e321 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c @@ -314,6 +314,9 @@ static void mtk_init_vdec_params(struct mtk_vcodec_ctx *ctx) src_vq = v4l2_m2m_get_vq(ctx->m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);

+ if (ctx->dev->vdec_pdata->hw_arch != MTK_VDEC_PURE_SINGLE_CORE) + v4l2_m2m_set_dst_buffered(ctx->m2m_ctx, 1); + /* Support request api for output plane */ src_vq->supports_requests = true; src_vq->requires_requests = true;

Needs to use mediatek compressed mode for mt8192 decoder.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com --- .../media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c | 7 ++++++- drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h | 1 + 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c index e51d935bd21d..9333e3418b98 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c @@ -81,7 +81,7 @@ static const struct mtk_stateless_control mtk_stateless_controls[] = {

#define NUM_CTRLS ARRAY_SIZE(mtk_stateless_controls)

-static struct mtk_video_fmt mtk_video_formats[2]; +static struct mtk_video_fmt mtk_video_formats[3]; static struct mtk_codec_framesizes mtk_vdec_framesizes[1];

static struct mtk_video_fmt default_out_format; @@ -359,6 +359,7 @@ static void mtk_vcodec_add_formats(unsigned int fourcc, num_framesizes++; break; case V4L2_PIX_FMT_MM21: + case V4L2_PIX_FMT_MT21C: mtk_video_formats[count_formats].fourcc = fourcc; mtk_video_formats[count_formats].type = MTK_FMT_FRAME; mtk_video_formats[count_formats].num_planes = 2; @@ -384,6 +385,10 @@ static void mtk_vcodec_get_supported_formats(struct mtk_vcodec_ctx *ctx) mtk_vcodec_add_formats(V4L2_PIX_FMT_MM21, ctx); cap_format_count++; } + if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_MT21C) { + mtk_vcodec_add_formats(V4L2_PIX_FMT_MT21C, ctx); + cap_format_count++; + } if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_H264_SLICE) { mtk_vcodec_add_formats(V4L2_PIX_FMT_H264_SLICE, ctx); out_format_count++; diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index 13c12de85edf..aa608ab0a247 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -353,6 +353,7 @@ enum mtk_vdec_hw_arch { */ enum mtk_vdec_format_types { MTK_VDEC_FORMAT_MM21 = 0x20, + MTK_VDEC_FORMAT_MT21C = 0x40, MTK_VDEC_FORMAT_H264_SLICE = 0x100, };

Need to use default pic info when get pic info fail.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c index ba188d16f0fb..5a429ed83ed4 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c @@ -478,11 +478,14 @@ static int vidioc_vdec_s_fmt(struct file *file, void *priv, ctx->picinfo.pic_w = pix_mp->width; ctx->picinfo.pic_h = pix_mp->height;

+ /* + * If get pic info fail, need to use the default pic info params, or + * v4l2-compliance will fail + */ ret = vdec_if_get_param(ctx, GET_PARAM_PIC_INFO, &ctx->picinfo); if (ret) { mtk_v4l2_err("[%d]Error!! Get GET_PARAM_PICTURE_INFO Fail", ctx->id); - return -EINVAL; }

ctx->last_decoded_picinfo = ctx->picinfo;

Capture queue format type is difference for different platform, need to calculate capture buffer size according to capture queue format type in scp.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c | 2 ++ drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h | 2 ++ 2 files changed, 4 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c index 5a429ed83ed4..6ad17e69e32d 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c @@ -468,6 +468,8 @@ static int vidioc_vdec_s_fmt(struct file *file, void *priv, } ctx->state = MTK_STATE_INIT; } + } else { + ctx->capture_fourcc = fmt->fourcc; }

/* diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index aa608ab0a247..fde79684106d 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -277,6 +277,7 @@ struct vdec_pic_info { * to be used with encoder and stateful decoder. * @is_flushing: set to true if flushing is in progress. * @current_codec: current set input codec, in V4L2 pixel format + * @capture_fourcc: capture queue type in V4L2 pixel format * * @colorspace: enum v4l2_colorspace; supplemental to pixelformat * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding @@ -324,6 +325,7 @@ struct mtk_vcodec_ctx { bool is_flushing;

u32 current_codec; + u32 capture_fourcc;

enum v4l2_colorspace colorspace; enum v4l2_ycbcr_encoding ycbcr_enc;

Adds h264 lat and core architecture driver for mt8192, and the decode mode is frame based for stateless decoder.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com --- drivers/media/platform/mtk-vcodec/Makefile | 1 + .../mtk-vcodec/vdec/vdec_h264_req_multi_if.c | 614 ++++++++++++++++++ .../media/platform/mtk-vcodec/vdec_drv_if.c | 8 +- .../media/platform/mtk-vcodec/vdec_drv_if.h | 1 + include/linux/remoteproc/mtk_scp.h | 2 + 5 files changed, 625 insertions(+), 1 deletion(-) create mode 100644 drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_multi_if.c

diff --git a/drivers/media/platform/mtk-vcodec/Makefile b/drivers/media/platform/mtk-vcodec/Makefile index 3f41d748eee5..22edb1c86598 100644 --- a/drivers/media/platform/mtk-vcodec/Makefile +++ b/drivers/media/platform/mtk-vcodec/Makefile @@ -10,6 +10,7 @@ mtk-vcodec-dec-y := vdec/vdec_h264_if.o \ vdec/vdec_vp9_if.o \ vdec/vdec_h264_req_if.o \ vdec/vdec_h264_req_common.o \ + vdec/vdec_h264_req_multi_if.o \ mtk_vcodec_dec_drv.o \ vdec_drv_if.o \ vdec_vpu_if.o \ diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_multi_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_multi_if.c new file mode 100644 index 000000000000..1567dbc63e95 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_multi_if.c @@ -0,0 +1,614 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2021 MediaTek Inc. + * Author: Yunfei Dong yunfei.dong@mediatek.com + */ + +#include <linux/module.h> +#include <linux/slab.h> +#include <media/v4l2-h264.h> +#include <media/v4l2-mem2mem.h> +#include <media/videobuf2-dma-contig.h> + +#include "../mtk_vcodec_util.h" +#include "../mtk_vcodec_dec.h" +#include "../mtk_vcodec_intr.h" +#include "../vdec_drv_base.h" +#include "../vdec_drv_if.h" +#include "../vdec_vpu_if.h" +#include "vdec_h264_req_common.h" + +/** + * enum vdec_h264_core_dec_err_type - core decode error type + * @TRANS_BUFFER_FULL : trans buffer is full + * @SLICE_HEADER_FULL : slice header buffer is full + */ +enum vdec_h264_core_dec_err_type { + TRANS_BUFFER_FULL = 1, + SLICE_HEADER_FULL, +}; + +/** + * struct vdec_h264_slice_lat_dec_param - parameters for decode current frame + * @sps : h264 sps syntax parameters + * @pps : h264 pps syntax parameters + * @slice_header: h264 slice header syntax parameters + * @scaling_matrix : h264 scaling list parameters + * @decode_params : decoder parameters of each frame used for hardware decode + * @h264_dpb_info : dpb reference list + */ +struct vdec_h264_slice_lat_dec_param { + struct mtk_h264_sps_param sps; + struct mtk_h264_pps_param pps; + struct mtk_h264_slice_hd_param slice_header; + struct slice_api_h264_scaling_matrix scaling_matrix; + struct slice_api_h264_decode_param decode_params; + struct mtk_h264_dpb_info h264_dpb_info[V4L2_H264_NUM_DPB_ENTRIES]; +}; + +/** + * struct vdec_h264_slice_info - decode information + * @nal_info : nal info of current picture + * @timeout : Decode timeout: 1 timeout, 0 no timeount + * @bs_buf_size : bitstream size + * @bs_buf_addr : bitstream buffer dma address + * @y_fb_dma : Y frame buffer dma address + * @c_fb_dma : C frame buffer dma address + * @vdec_fb_va : VDEC frame buffer struct virtual address + * @crc : Used to check whether hardware's status is right + */ +struct vdec_h264_slice_info { + u16 nal_info; + u16 timeout; + u32 bs_buf_size; + u64 bs_buf_addr; + u64 y_fb_dma; + u64 c_fb_dma; + u64 vdec_fb_va; + u32 crc[8]; +}; + +/** + * struct vdec_h264_slice_vsi - shared memory for decode information exchange + * between VPU and Host. The memory is allocated by VPU then mapping to + * Host in vdec_h264_slice_init() and freed in vdec_h264_slice_deinit() + * by VPU. AP-W/R : AP is writer/reader on this item. VPU-W/R: VPU is + * write/reader on this item. + * @wdma_err_addr : wdma error dma address + * @wdma_start_addr : wdma start dma address + * @wdma_end_addr : wdma end dma address + * @slice_bc_start_addr : slice bc start dma address + * @slice_bc_end_addr : slice bc end dma address + * @row_info_start_addr : row info start dma address + * @row_info_end_addr : row info end dma address + * @trans_start : trans start dma address + * @trans_end : trans end dma address + * @wdma_end_addr_offset: wdma end address offset + * + * @mv_buf_dma : HW working motion vector buffer + * dma address (AP-W, VPU-R) + * @dec : decode information (AP-R, VPU-W) + * @h264_slice_params : decode parameters for hw used + */ +struct vdec_h264_slice_vsi { + /* LAT dec addr */ + u64 wdma_err_addr; + u64 wdma_start_addr; + u64 wdma_end_addr; + u64 slice_bc_start_addr; + u64 slice_bc_end_addr; + u64 row_info_start_addr; + u64 row_info_end_addr; + u64 trans_start; + u64 trans_end; + u64 wdma_end_addr_offset; + + u64 mv_buf_dma[H264_MAX_MV_NUM]; + struct vdec_h264_slice_info dec; + struct vdec_h264_slice_lat_dec_param h264_slice_params; +}; + +/** + * struct vdec_h264_slice_share_info - shared information used to exchange + * message between lat and core + * @sps : sequence header information from user space + * @dec_params : decoder params from user space + * @h264_slice_params : decoder params used for hardware + * @trans_start : trans start dma address + * @trans_end : trans end dma address + * @nal_info : nal info of current picture + */ +struct vdec_h264_slice_share_info { + struct v4l2_ctrl_h264_sps sps; + struct v4l2_ctrl_h264_decode_params dec_params; + struct vdec_h264_slice_lat_dec_param h264_slice_params; + u64 trans_start; + u64 trans_end; + u16 nal_info; +}; + +/** + * struct vdec_h264_slice_inst - h264 decoder instance + * @slice_dec_num : how many picture be decoded + * @ctx : point to mtk_vcodec_ctx + * @pred_buf : HW working predication buffer + * @mv_buf : HW working motion vector buffer + * @vpu : VPU instance + * @vsi : vsi used for lat + * @vsi_core : vsi used for core + * + * @resolution_changed : resolution changed + * @realloc_mv_buf : reallocate mv buffer + * @cap_num_planes : number of capture queue plane + * + * @dpb : decoded picture buffer used to store reference buffer information + */ +struct vdec_h264_slice_inst { + unsigned int slice_dec_num; + struct mtk_vcodec_ctx *ctx; + struct mtk_vcodec_mem pred_buf; + struct mtk_vcodec_mem mv_buf[H264_MAX_MV_NUM]; + struct vdec_vpu_inst vpu; + struct vdec_h264_slice_vsi *vsi; + struct vdec_h264_slice_vsi *vsi_core; + + unsigned int resolution_changed; + unsigned int realloc_mv_buf; + unsigned int cap_num_planes; + + struct v4l2_h264_dpb_entry dpb[16]; +}; + +static int vdec_h264_slice_fill_decode_parameters(struct vdec_h264_slice_inst *inst, + struct vdec_h264_slice_share_info *share_info) +{ + struct vdec_h264_slice_lat_dec_param *slice_param = &inst->vsi->h264_slice_params; + const struct v4l2_ctrl_h264_decode_params *dec_params; + const struct v4l2_ctrl_h264_scaling_matrix *src_matrix; + const struct v4l2_ctrl_h264_sps *sps; + const struct v4l2_ctrl_h264_pps *pps; + + dec_params = + mtk_vdec_h264_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_H264_DECODE_PARAMS); + if (IS_ERR(dec_params)) + return PTR_ERR(dec_params); + + src_matrix = + mtk_vdec_h264_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_H264_SCALING_MATRIX); + if (IS_ERR(src_matrix)) + return PTR_ERR(src_matrix); + + sps = mtk_vdec_h264_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_H264_SPS); + if (IS_ERR(sps)) + return PTR_ERR(sps); + + pps = mtk_vdec_h264_get_ctrl_ptr(inst->ctx, V4L2_CID_STATELESS_H264_PPS); + if (IS_ERR(pps)) + return PTR_ERR(pps); + + mtk_vdec_h264_copy_sps_params(&slice_param->sps, sps); + mtk_vdec_h264_copy_pps_params(&slice_param->pps, pps); + mtk_vdec_h264_copy_scaling_matrix(&slice_param->scaling_matrix, src_matrix); + + memcpy(&share_info->sps, sps, sizeof(*sps)); + memcpy(&share_info->dec_params, dec_params, sizeof(*dec_params)); + + return 0; +} + +static void vdec_h264_slice_fill_decode_reflist(struct vdec_h264_slice_inst *inst, + struct vdec_h264_slice_lat_dec_param *slice_param, + struct vdec_h264_slice_share_info *share_info) +{ + struct v4l2_ctrl_h264_decode_params *dec_params = &share_info->dec_params; + struct v4l2_ctrl_h264_sps *sps = &share_info->sps; + struct v4l2_h264_reflist_builder reflist_builder; + u8 *p0_reflist = slice_param->decode_params.ref_pic_list_p0; + u8 *b0_reflist = slice_param->decode_params.ref_pic_list_b0; + u8 *b1_reflist = slice_param->decode_params.ref_pic_list_b1; + + mtk_vdec_h264_update_dpb(dec_params, inst->dpb); + + mtk_vdec_h264_copy_decode_params(&slice_param->decode_params, dec_params, + inst->dpb); + mtk_vdec_h264_fill_dpb_info(inst->ctx, &slice_param->decode_params, + slice_param->h264_dpb_info); + + mtk_v4l2_debug(3, "cur poc = %d\n", dec_params->bottom_field_order_cnt); + /* Build the reference lists */ + v4l2_h264_init_reflist_builder(&reflist_builder, dec_params, sps, + inst->dpb); + v4l2_h264_build_p_ref_list(&reflist_builder, p0_reflist); + v4l2_h264_build_b_ref_lists(&reflist_builder, b0_reflist, b1_reflist); + + /* Adapt the built lists to the firmware's expectations */ + mtk_vdec_h264_fixup_ref_list(p0_reflist, reflist_builder.num_valid); + mtk_vdec_h264_fixup_ref_list(b0_reflist, reflist_builder.num_valid); + mtk_vdec_h264_fixup_ref_list(b1_reflist, reflist_builder.num_valid); +} + +static int vdec_h264_slice_alloc_mv_buf(struct vdec_h264_slice_inst *inst, + struct vdec_pic_info *pic) +{ + unsigned int buf_sz = mtk_vdec_h264_get_mv_buf_size(pic->buf_w, pic->buf_h); + struct mtk_vcodec_mem *mem; + int i, err; + + mtk_v4l2_debug(3, "size = 0x%x", buf_sz); + for (i = 0; i < H264_MAX_MV_NUM; i++) { + mem = &inst->mv_buf[i]; + if (mem->va) + mtk_vcodec_mem_free(inst->ctx, mem); + mem->size = buf_sz; + err = mtk_vcodec_mem_alloc(inst->ctx, mem); + if (err) { + mtk_vcodec_err(inst, "failed to allocate mv buf"); + return err; + } + } + + return 0; +} + +static void vdec_h264_slice_free_mv_buf(struct vdec_h264_slice_inst *inst) +{ + int i; + struct mtk_vcodec_mem *mem; + + for (i = 0; i < H264_MAX_MV_NUM; i++) { + mem = &inst->mv_buf[i]; + if (mem->va) + mtk_vcodec_mem_free(inst->ctx, mem); + } +} + +static void vdec_h264_slice_get_pic_info(struct vdec_h264_slice_inst *inst) +{ + struct mtk_vcodec_ctx *ctx = inst->ctx; + unsigned int data[3]; + + data[0] = ctx->picinfo.pic_w; + data[1] = ctx->picinfo.pic_h; + data[2] = ctx->capture_fourcc; + vpu_dec_get_param(&inst->vpu, data, 3, GET_PARAM_PIC_INFO); + + ctx->picinfo.buf_w = ALIGN(ctx->picinfo.pic_w, 64); + ctx->picinfo.buf_h = ALIGN(ctx->picinfo.pic_h, 64); + ctx->picinfo.fb_sz[0] = inst->vpu.fb_sz[0]; + ctx->picinfo.fb_sz[1] = inst->vpu.fb_sz[1]; + inst->cap_num_planes = + ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes; + + mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)", + ctx->picinfo.pic_w, ctx->picinfo.pic_h, + ctx->picinfo.buf_w, ctx->picinfo.buf_h); + mtk_vcodec_debug(inst, "Y/C(%d, %d)", ctx->picinfo.fb_sz[0], + ctx->picinfo.fb_sz[1]); + + if (ctx->last_decoded_picinfo.pic_w != ctx->picinfo.pic_w || + ctx->last_decoded_picinfo.pic_h != ctx->picinfo.pic_h) { + inst->resolution_changed = true; + if (ctx->last_decoded_picinfo.buf_w != ctx->picinfo.buf_w || + ctx->last_decoded_picinfo.buf_h != ctx->picinfo.buf_h) + inst->realloc_mv_buf = true; + + mtk_v4l2_debug(1, "resChg: (%d %d) : old(%d, %d) -> new(%d, %d)", + inst->resolution_changed, + inst->realloc_mv_buf, + ctx->last_decoded_picinfo.pic_w, + ctx->last_decoded_picinfo.pic_h, + ctx->picinfo.pic_w, ctx->picinfo.pic_h); + } +} + +static void vdec_h264_slice_get_crop_info(struct vdec_h264_slice_inst *inst, + struct v4l2_rect *cr) +{ + cr->left = 0; + cr->top = 0; + cr->width = inst->ctx->picinfo.pic_w; + cr->height = inst->ctx->picinfo.pic_h; + + mtk_vcodec_debug(inst, "l=%d, t=%d, w=%d, h=%d", + cr->left, cr->top, cr->width, cr->height); +} + +static int vdec_h264_slice_init(struct mtk_vcodec_ctx *ctx) +{ + struct vdec_h264_slice_inst *inst; + int err, vsi_size; + + inst = kzalloc(sizeof(*inst), GFP_KERNEL); + if (!inst) + return -ENOMEM; + + inst->ctx = ctx; + + inst->vpu.id = SCP_IPI_VDEC_LAT; + inst->vpu.core_id = SCP_IPI_VDEC_CORE; + inst->vpu.ctx = ctx; + inst->vpu.codec_type = ctx->current_codec; + inst->vpu.capture_type = ctx->capture_fourcc; + + err = vpu_dec_init(&inst->vpu); + if (err) { + mtk_vcodec_err(inst, "vdec_h264 init err=%d", err); + goto error_free_inst; + } + + vsi_size = round_up(sizeof(struct vdec_h264_slice_vsi), 64); + inst->vsi = inst->vpu.vsi; + inst->vsi_core = + (struct vdec_h264_slice_vsi *)(((char *)inst->vpu.vsi) + vsi_size); + inst->resolution_changed = true; + inst->realloc_mv_buf = true; + + mtk_vcodec_debug(inst, "lat struct size = %d,%d,%d,%d vsi: %d\n", + (int)sizeof(struct mtk_h264_sps_param), + (int)sizeof(struct mtk_h264_pps_param), + (int)sizeof(struct vdec_h264_slice_lat_dec_param), + (int)sizeof(struct mtk_h264_dpb_info), + vsi_size); + mtk_vcodec_debug(inst, "lat H264 instance >> %p, codec_type = 0x%x", + inst, inst->vpu.codec_type); + + ctx->drv_handle = inst; + return 0; + +error_free_inst: + kfree(inst); + return err; +} + +static void vdec_h264_slice_deinit(void *h_vdec) +{ + struct vdec_h264_slice_inst *inst = h_vdec; + + mtk_vcodec_debug_enter(inst); + + vpu_dec_deinit(&inst->vpu); + vdec_h264_slice_free_mv_buf(inst); + vdec_msg_queue_deinit(&inst->ctx->msg_queue, inst->ctx); + + kfree(inst); +} + +static int vdec_h264_slice_core_decode(struct vdec_lat_buf *lat_buf) +{ + struct vdec_fb *fb; + u64 vdec_fb_va; + u64 y_fb_dma, c_fb_dma; + int err, timeout, i; + struct mtk_vcodec_ctx *ctx = lat_buf->ctx; + struct vdec_h264_slice_inst *inst = ctx->drv_handle; + struct vb2_v4l2_buffer *vb2_v4l2; + struct vdec_h264_slice_share_info *share_info = lat_buf->private_data; + struct mtk_vcodec_mem *mem; + struct vdec_vpu_inst *vpu = &inst->vpu; + + mtk_vcodec_debug(inst, "[h264-core] vdec_h264 core decode"); + memcpy(&inst->vsi_core->h264_slice_params, &share_info->h264_slice_params, + sizeof(share_info->h264_slice_params)); + + fb = ctx->dev->vdec_pdata->get_cap_buffer(ctx); + y_fb_dma = fb ? (u64)fb->base_y.dma_addr : 0; + vdec_fb_va = (unsigned long)fb; + + if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 1) + c_fb_dma = + y_fb_dma + inst->ctx->picinfo.buf_w * inst->ctx->picinfo.buf_h; + else + c_fb_dma = fb ? (u64)fb->base_c.dma_addr : 0; + + mtk_vcodec_debug(inst, "[h264-core] y/c addr = 0x%llx 0x%llx", y_fb_dma, + c_fb_dma); + + inst->vsi_core->dec.y_fb_dma = y_fb_dma; + inst->vsi_core->dec.c_fb_dma = c_fb_dma; + inst->vsi_core->dec.vdec_fb_va = vdec_fb_va; + inst->vsi_core->dec.nal_info = share_info->nal_info; + inst->vsi_core->wdma_start_addr = + lat_buf->ctx->msg_queue.wdma_addr.dma_addr; + inst->vsi_core->wdma_end_addr = + lat_buf->ctx->msg_queue.wdma_addr.dma_addr + + lat_buf->ctx->msg_queue.wdma_addr.size; + inst->vsi_core->wdma_err_addr = lat_buf->wdma_err_addr.dma_addr; + inst->vsi_core->slice_bc_start_addr = lat_buf->slice_bc_addr.dma_addr; + inst->vsi_core->slice_bc_end_addr = lat_buf->slice_bc_addr.dma_addr + + lat_buf->slice_bc_addr.size; + inst->vsi_core->trans_start = share_info->trans_start; + inst->vsi_core->trans_end = share_info->trans_end; + for (i = 0; i < H264_MAX_MV_NUM; i++) { + mem = &inst->mv_buf[i]; + inst->vsi_core->mv_buf_dma[i] = mem->dma_addr; + } + + vb2_v4l2 = v4l2_m2m_next_dst_buf(ctx->m2m_ctx); + vb2_v4l2->vb2_buf.timestamp = lat_buf->ts_info.vb2_buf.timestamp; + vb2_v4l2->timecode = lat_buf->ts_info.timecode; + vb2_v4l2->field = lat_buf->ts_info.field; + vb2_v4l2->flags = lat_buf->ts_info.flags; + vb2_v4l2->vb2_buf.copied_timestamp = + lat_buf->ts_info.vb2_buf.copied_timestamp; + + vdec_h264_slice_fill_decode_reflist(inst, &inst->vsi_core->h264_slice_params, + share_info); + + err = vpu_dec_core(vpu); + if (err) { + mtk_vcodec_err(inst, "core decode err=%d", err); + goto vdec_dec_end; + } + + /* wait decoder done interrupt */ + timeout = mtk_vcodec_wait_for_done_ctx(inst->ctx, MTK_INST_IRQ_RECEIVED, + WAIT_INTR_TIMEOUT_MS, MTK_VDEC_CORE); + if (timeout) + mtk_vcodec_err(inst, "core decode timeout: pic_%d", + ctx->decoded_frame_cnt); + inst->vsi_core->dec.timeout = !!timeout; + + vpu_dec_core_end(vpu); + mtk_vcodec_debug(inst, "pic[%d] crc: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x", + ctx->decoded_frame_cnt, + inst->vsi_core->dec.crc[0], inst->vsi_core->dec.crc[1], + inst->vsi_core->dec.crc[2], inst->vsi_core->dec.crc[3], + inst->vsi_core->dec.crc[4], inst->vsi_core->dec.crc[5], + inst->vsi_core->dec.crc[6], inst->vsi_core->dec.crc[7]); + +vdec_dec_end: + vdec_msg_queue_update_ube_rptr(&lat_buf->ctx->msg_queue, + share_info->trans_end); + ctx->dev->vdec_pdata->cap_to_disp(ctx, fb, !!err); + mtk_vcodec_debug(inst, "core decode done err=%d", err); + ctx->decoded_frame_cnt++; + return 0; +} + +static int vdec_h264_slice_decode(void *h_vdec, struct mtk_vcodec_mem *bs, + struct vdec_fb *fb, bool *res_chg) +{ + struct vdec_h264_slice_inst *inst = h_vdec; + struct vdec_vpu_inst *vpu = &inst->vpu; + struct mtk_video_dec_buf *src_buf_info; + int nal_start_idx, err, timeout = 0, i; + unsigned int data[2]; + struct vdec_lat_buf *lat_buf; + struct vdec_h264_slice_share_info *share_info; + unsigned char *buf; + struct mtk_vcodec_mem *mem; + + if (vdec_msg_queue_init(&inst->ctx->msg_queue, inst->ctx, + vdec_h264_slice_core_decode, + sizeof(*share_info))) + return -ENOMEM; + + /* bs NULL means flush decoder */ + if (!bs) { + vdec_msg_queue_wait_lat_buf_full(&inst->ctx->msg_queue); + return vpu_dec_reset(vpu); + } + + lat_buf = vdec_msg_queue_dqbuf(&inst->ctx->msg_queue.lat_ctx); + if (!lat_buf) { + mtk_vcodec_err(inst, "failed to get lat buffer"); + return -EINVAL; + } + share_info = lat_buf->private_data; + src_buf_info = container_of(bs, struct mtk_video_dec_buf, bs_buffer); + + buf = (unsigned char *)bs->va; + nal_start_idx = mtk_vdec_h264_find_start_code(buf, bs->size); + if (nal_start_idx < 0) { + err = -EINVAL; + goto err_free_fb_out; + } + + inst->vsi->dec.nal_info = buf[nal_start_idx]; + inst->vsi->dec.bs_buf_addr = (u64)bs->dma_addr; + inst->vsi->dec.bs_buf_size = bs->size; + + v4l2_m2m_buf_copy_metadata(&src_buf_info->m2m_buf.vb, + &lat_buf->ts_info, true); + + err = vdec_h264_slice_fill_decode_parameters(inst, share_info); + if (err) + goto err_free_fb_out; + + *res_chg = inst->resolution_changed; + if (inst->resolution_changed) { + mtk_vcodec_debug(inst, "- resolution changed -"); + if (inst->realloc_mv_buf) { + err = vdec_h264_slice_alloc_mv_buf(inst, &inst->ctx->picinfo); + inst->realloc_mv_buf = false; + if (err) + goto err_free_fb_out; + } + inst->resolution_changed = false; + } + for (i = 0; i < H264_MAX_MV_NUM; i++) { + mem = &inst->mv_buf[i]; + inst->vsi->mv_buf_dma[i] = mem->dma_addr; + } + inst->vsi->wdma_start_addr = lat_buf->ctx->msg_queue.wdma_addr.dma_addr; + inst->vsi->wdma_end_addr = lat_buf->ctx->msg_queue.wdma_addr.dma_addr + + lat_buf->ctx->msg_queue.wdma_addr.size; + inst->vsi->wdma_err_addr = lat_buf->wdma_err_addr.dma_addr; + inst->vsi->slice_bc_start_addr = lat_buf->slice_bc_addr.dma_addr; + inst->vsi->slice_bc_end_addr = lat_buf->slice_bc_addr.dma_addr + + lat_buf->slice_bc_addr.size; + + inst->vsi->trans_end = inst->ctx->msg_queue.wdma_rptr_addr; + inst->vsi->trans_start = inst->ctx->msg_queue.wdma_wptr_addr; + mtk_vcodec_debug(inst, "lat:trans(0x%llx 0x%llx)err:0x%llx", + inst->vsi->wdma_start_addr, + inst->vsi->wdma_end_addr, + inst->vsi->wdma_err_addr); + + mtk_vcodec_debug(inst, "slice(0x%llx 0x%llx) rprt((0x%llx 0x%llx))", + inst->vsi->slice_bc_start_addr, + inst->vsi->slice_bc_end_addr, + inst->vsi->trans_start, + inst->vsi->trans_end); + err = vpu_dec_start(vpu, data, 2); + if (err) { + mtk_vcodec_debug(inst, "lat decode err: %d", err); + goto err_free_fb_out; + } + + /* wait decoder done interrupt */ + timeout = mtk_vcodec_wait_for_done_ctx(inst->ctx, MTK_INST_IRQ_RECEIVED, + WAIT_INTR_TIMEOUT_MS, MTK_VDEC_LAT0); + inst->vsi->dec.timeout = !!timeout; + + err = vpu_dec_end(vpu); + if (err == SLICE_HEADER_FULL || timeout || err == TRANS_BUFFER_FULL) { + err = -EINVAL; + goto err_free_fb_out; + } + + share_info->trans_end = inst->ctx->msg_queue.wdma_addr.dma_addr + + inst->vsi->wdma_end_addr_offset; + share_info->trans_start = inst->ctx->msg_queue.wdma_wptr_addr; + share_info->nal_info = inst->vsi->dec.nal_info; + vdec_msg_queue_update_ube_wptr(&lat_buf->ctx->msg_queue, + share_info->trans_end); + + memcpy(&share_info->h264_slice_params, &inst->vsi->h264_slice_params, + sizeof(share_info->h264_slice_params)); + vdec_msg_queue_qbuf(&inst->ctx->dev->msg_queue_core_ctx, lat_buf); + inst->slice_dec_num++; + +err_free_fb_out: + mtk_vcodec_err(inst, "slice dec number: %d err: %d", inst->slice_dec_num, err); + return err; +} + +static int vdec_h264_slice_get_param(void *h_vdec, enum vdec_get_param_type type, + void *out) +{ + struct vdec_h264_slice_inst *inst = h_vdec; + + switch (type) { + case GET_PARAM_PIC_INFO: + vdec_h264_slice_get_pic_info(inst); + break; + case GET_PARAM_DPB_SIZE: + *(unsigned int *)out = 6; + break; + case GET_PARAM_CROP_INFO: + vdec_h264_slice_get_crop_info(inst, out); + break; + default: + mtk_vcodec_err(inst, "invalid get parameter type=%d", type); + return -EINVAL; + } + return 0; +} + +const struct vdec_common_if vdec_h264_slice_lat_if = { + .init = vdec_h264_slice_init, + .decode = vdec_h264_slice_decode, + .get_param = vdec_h264_slice_get_param, + .deinit = vdec_h264_slice_deinit, +}; diff --git a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c index c93dd0ea3537..c17a7815e1bb 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c @@ -20,7 +20,13 @@ int vdec_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)

switch (fourcc) { case V4L2_PIX_FMT_H264_SLICE: - ctx->dec_if = &vdec_h264_slice_if; + if (ctx->dev->vdec_pdata->hw_arch == MTK_VDEC_PURE_SINGLE_CORE) { + ctx->dec_if = &vdec_h264_slice_if; + ctx->hw_id = MTK_VDEC_CORE; + } else { + ctx->dec_if = &vdec_h264_slice_lat_if; + ctx->hw_id = MTK_VDEC_LAT0; + } break; case V4L2_PIX_FMT_H264: ctx->dec_if = &vdec_h264_if; diff --git a/drivers/media/platform/mtk-vcodec/vdec_drv_if.h b/drivers/media/platform/mtk-vcodec/vdec_drv_if.h index d467e8af4a84..6ce848e74167 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_drv_if.h +++ b/drivers/media/platform/mtk-vcodec/vdec_drv_if.h @@ -56,6 +56,7 @@ struct vdec_fb_node {

extern const struct vdec_common_if vdec_h264_if; extern const struct vdec_common_if vdec_h264_slice_if; +extern const struct vdec_common_if vdec_h264_slice_lat_if; extern const struct vdec_common_if vdec_vp8_if; extern const struct vdec_common_if vdec_vp9_if;

diff --git a/include/linux/remoteproc/mtk_scp.h b/include/linux/remoteproc/mtk_scp.h index b47416f7aeb8..7c2b7cc9fe6c 100644 --- a/include/linux/remoteproc/mtk_scp.h +++ b/include/linux/remoteproc/mtk_scp.h @@ -41,6 +41,8 @@ enum scp_ipi_id { SCP_IPI_ISP_FRAME, SCP_IPI_FD_CMD, SCP_IPI_CROS_HOST_CMD, + SCP_IPI_VDEC_LAT, + SCP_IPI_VDEC_CORE, SCP_IPI_NS_SERVICE = 0xFF, SCP_IPI_MAX = 0x100, };

Add support for VP9 decoding using the stateless API, as supported by MT8192. And the drivers is lat and core architecture.

Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com Signed-off-by: George Sun george.sun@mediatek.com Reviewed-by: AngeloGioacchino Del Regno angelogioacchino.delregno@collabora.com --- drivers/media/platform/mtk-vcodec/Makefile | 1 + .../mtk-vcodec/mtk_vcodec_dec_stateless.c | 26 +- .../platform/mtk-vcodec/mtk_vcodec_drv.h | 1 + .../mtk-vcodec/vdec/vdec_vp9_req_lat_if.c | 1971 +++++++++++++++++ .../media/platform/mtk-vcodec/vdec_drv_if.c | 4 + .../media/platform/mtk-vcodec/vdec_drv_if.h | 1 + 6 files changed, 2001 insertions(+), 3 deletions(-) create mode 100644 drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_req_lat_if.c

diff --git a/drivers/media/platform/mtk-vcodec/Makefile b/drivers/media/platform/mtk-vcodec/Makefile index b457daf2d196..93e7a343b5b0 100644 --- a/drivers/media/platform/mtk-vcodec/Makefile +++ b/drivers/media/platform/mtk-vcodec/Makefile @@ -9,6 +9,7 @@ mtk-vcodec-dec-y := vdec/vdec_h264_if.o \ vdec/vdec_vp8_if.o \ vdec/vdec_vp8_req_if.o \ vdec/vdec_vp9_if.o \ + vdec/vdec_vp9_req_lat_if.o \ vdec/vdec_h264_req_if.o \ vdec/vdec_h264_req_common.o \ vdec/vdec_h264_req_multi_if.o \ diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c index 2a0164ddc708..3770e8117488 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c @@ -91,13 +91,28 @@ static const struct mtk_stateless_control mtk_stateless_controls[] = { .max = V4L2_MPEG_VIDEO_VP8_PROFILE_3, }, .codec_type = V4L2_PIX_FMT_VP8_FRAME, - } + }, + { + .cfg = { + .id = V4L2_CID_STATELESS_VP9_FRAME, + }, + .codec_type = V4L2_PIX_FMT_VP9_FRAME, + }, + { + .cfg = { + .id = V4L2_CID_MPEG_VIDEO_VP9_PROFILE, + .min = V4L2_MPEG_VIDEO_VP9_PROFILE_0, + .def = V4L2_MPEG_VIDEO_VP9_PROFILE_0, + .max = V4L2_MPEG_VIDEO_VP9_PROFILE_3, + }, + .codec_type = V4L2_PIX_FMT_VP9_FRAME, + }, };

#define NUM_CTRLS ARRAY_SIZE(mtk_stateless_controls)

-static struct mtk_video_fmt mtk_video_formats[4]; -static struct mtk_codec_framesizes mtk_vdec_framesizes[2]; +static struct mtk_video_fmt mtk_video_formats[5]; +static struct mtk_codec_framesizes mtk_vdec_framesizes[3];

static struct mtk_video_fmt default_out_format; static struct mtk_video_fmt default_cap_format; @@ -366,6 +381,7 @@ static void mtk_vcodec_add_formats(unsigned int fourcc, switch (fourcc) { case V4L2_PIX_FMT_H264_SLICE: case V4L2_PIX_FMT_VP8_FRAME: + case V4L2_PIX_FMT_VP9_FRAME: mtk_video_formats[count_formats].fourcc = fourcc; mtk_video_formats[count_formats].type = MTK_FMT_DEC; mtk_video_formats[count_formats].num_planes = 1; @@ -413,6 +429,10 @@ static void mtk_vcodec_get_supported_formats(struct mtk_vcodec_ctx *ctx) mtk_vcodec_add_formats(V4L2_PIX_FMT_VP8_FRAME, ctx); out_format_count++; } + if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_VP9_FRAME) { + mtk_vcodec_add_formats(V4L2_PIX_FMT_VP9_FRAME, ctx); + out_format_count++; + }

if (cap_format_count) default_cap_format = mtk_video_formats[cap_format_count - 1]; diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index e16733fbf0c7..cd2939b47790 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -358,6 +358,7 @@ enum mtk_vdec_format_types { MTK_VDEC_FORMAT_MT21C = 0x40, MTK_VDEC_FORMAT_H264_SLICE = 0x100, MTK_VDEC_FORMAT_VP8_FRAME = 0x200, + MTK_VDEC_FORMAT_VP9_FRAME = 0x400, };

/** diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_req_lat_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_req_lat_if.c new file mode 100644 index 000000000000..d9a2a4b02b00 --- /dev/null +++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_req_lat_if.c @@ -0,0 +1,1971 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2021 MediaTek Inc. + * Author: George Sun george.sun@mediatek.com + */ + +#include <linux/module.h> +#include <linux/slab.h> +#include <media/videobuf2-dma-contig.h> + +#include "../mtk_vcodec_util.h" +#include "../mtk_vcodec_dec.h" +#include "../mtk_vcodec_intr.h" +#include "../vdec_drv_base.h" +#include "../vdec_drv_if.h" +#include "../vdec_vpu_if.h" + +/* reset_frame_context defined in VP9 spec */ +#define VP9_RESET_FRAME_CONTEXT_NONE0 0 +#define VP9_RESET_FRAME_CONTEXT_NONE1 1 +#define VP9_RESET_FRAME_CONTEXT_SPEC 2 +#define VP9_RESET_FRAME_CONTEXT_ALL 3 + +#define VP9_TILE_BUF_SIZE 4096 +#define VP9_PROB_BUF_SIZE 2560 +#define VP9_COUNTS_BUF_SIZE 16384 + +#define HDR_FLAG(x) (!!((hdr)->flags & V4L2_VP9_FRAME_FLAG_##x)) +#define LF_FLAG(x) (!!((lf)->flags & V4L2_VP9_LOOP_FILTER_FLAG_##x)) +#define SEG_FLAG(x) (!!((seg)->flags & V4L2_VP9_SEGMENTATION_FLAG_##x)) + +/* + * struct vdec_vp9_slice_frame_ctx - vp9 prob tables footprint + */ +struct vdec_vp9_slice_frame_ctx { + struct { + u8 probs[6][3]; + u8 padding[2]; + } coef_probs[4][2][2][6]; + + u8 y_mode_prob[4][16]; + u8 switch_interp_prob[4][16]; + u8 seg[32]; /* ignore */ + u8 comp_inter_prob[16]; + u8 comp_ref_prob[16]; + u8 single_ref_prob[5][2]; + u8 single_ref_prob_padding[6]; + + u8 joint[3]; + u8 joint_padding[13]; + struct { + u8 sign; + u8 classes[10]; + u8 padding[5]; + } sign_classes[2]; + struct { + u8 class0[1]; + u8 bits[10]; + u8 padding[5]; + } class0_bits[2]; + struct { + u8 class0_fp[2][3]; + u8 fp[3]; + u8 class0_hp; + u8 hp; + u8 padding[5]; + } class0_fp_hp[2]; + + u8 uv_mode_prob[10][16]; + u8 uv_mode_prob_padding[2][16]; + + u8 partition_prob[16][4]; + + u8 inter_mode_probs[7][4]; + u8 skip_probs[4]; + + u8 tx_p8x8[2][4]; + u8 tx_p16x16[2][4]; + u8 tx_p32x32[2][4]; + u8 intra_inter_prob[8]; +}; + +/* + * struct vdec_vp9_slice_frame_counts - vp9 counts tables footprint + */ +struct vdec_vp9_slice_frame_counts { + union { + struct { + u32 band_0[3]; + u32 padding0[1]; + u32 band_1_5[5][6]; + u32 padding1[2]; + } eob_branch[4][2][2]; + u32 eob_branch_space[256 * 4]; + }; + + struct { + u32 band_0[3][4]; + u32 band_1_5[5][6][4]; + } coef_probs[4][2][2]; + + u32 intra_inter[4][2]; + u32 comp_inter[5][2]; + u32 comp_inter_padding[2]; + u32 comp_ref[5][2]; + u32 comp_ref_padding[2]; + u32 single_ref[5][2][2]; + u32 inter_mode[7][4]; + u32 y_mode[4][12]; + u32 uv_mode[10][10]; + u32 partition[16][4]; + u32 switchable_interp[4][4]; + + u32 tx_p8x8[2][2]; + u32 tx_p16x16[2][4]; + u32 tx_p32x32[2][4]; + + u32 skip[3][4]; + + u32 joint[4]; + + struct { + u32 sign[2]; + u32 class0[2]; + u32 classes[12]; + u32 bits[10][2]; + u32 padding[4]; + u32 class0_fp[2][4]; + u32 fp[4]; + u32 class0_hp[2]; + u32 hp[2]; + } mvcomp[2]; + + u32 reserved[126][4]; +}; + +/* + * struct vdec_vp9_slice_uncompressed_header - vp9 uncompressed header syntax + * used for decoding + */ +struct vdec_vp9_slice_uncompressed_header { + u8 profile; + u8 last_frame_type; + u8 frame_type; + + u8 last_show_frame; + u8 show_frame; + u8 error_resilient_mode; + + u8 bit_depth; + u8 padding0[1]; + u16 last_frame_width; + u16 last_frame_height; + u16 frame_width; + u16 frame_height; + + u8 intra_only; + u8 reset_frame_context; + u8 ref_frame_sign_bias[4]; + u8 allow_high_precision_mv; + u8 interpolation_filter; + + u8 refresh_frame_context; + u8 frame_parallel_decoding_mode; + u8 frame_context_idx; + + /* loop_filter_params */ + u8 loop_filter_level; + u8 loop_filter_sharpness; + u8 loop_filter_delta_enabled; + s8 loop_filter_ref_deltas[4]; + s8 loop_filter_mode_deltas[2]; + + /* quantization_params */ + u8 base_q_idx; + s8 delta_q_y_dc; + s8 delta_q_uv_dc; + s8 delta_q_uv_ac; + + /* segmentation_params */ + u8 segmentation_enabled; + u8 segmentation_update_map; + u8 segmentation_tree_probs[7]; + u8 padding1[1]; + u8 segmentation_temporal_udpate; + u8 segmentation_pred_prob[3]; + u8 segmentation_update_data; + u8 segmentation_abs_or_delta_update; + u8 feature_enabled[8]; + s16 feature_value[8][4]; + + /* tile_info */ + u8 tile_cols_log2; + u8 tile_rows_log2; + u8 padding2[2]; + + u16 uncompressed_header_size; + u16 header_size_in_bytes; + + /* LAT OUT, CORE IN */ + u32 dequant[8][4]; +}; + +/* + * struct vdec_vp9_slice_compressed_header - vp9 compressed header syntax + * used for decoding. + */ +struct vdec_vp9_slice_compressed_header { + u8 tx_mode; + u8 ref_mode; + u8 comp_fixed_ref; + u8 comp_var_ref[2]; + u8 padding[3]; +}; + +/* + * struct vdec_vp9_slice_tiles - vp9 tile syntax + */ +struct vdec_vp9_slice_tiles { + u32 size[4][64]; + u32 mi_rows[4]; + u32 mi_cols[64]; + u8 actual_rows; + u8 padding[7]; +}; + +/* + * struct vdec_vp9_slice_reference - vp9 reference frame information + */ +struct vdec_vp9_slice_reference { + u16 frame_width; + u16 frame_height; + u8 bit_depth; + u8 subsampling_x; + u8 subsampling_y; + u8 padding; +}; + +/* + * struct vdec_vp9_slice_frame - vp9 syntax used for decoding + */ +struct vdec_vp9_slice_frame { + struct vdec_vp9_slice_uncompressed_header uh; + struct vdec_vp9_slice_compressed_header ch; + struct vdec_vp9_slice_tiles tiles; + struct vdec_vp9_slice_reference ref[3]; +}; + +/* + * struct vdec_vp9_slice_init_vsi - VSI used to initialize instance + */ +struct vdec_vp9_slice_init_vsi { + unsigned int architecture; + unsigned int reserved; + u64 core_vsi; + /* default frame context's position in MicroP */ + u64 default_frame_ctx; +}; + +/** + * struct vdec_vp9_slice_mem - memory address and size + */ +struct vdec_vp9_slice_mem { + union { + u64 buf; + dma_addr_t dma_addr; + }; + union { + size_t size; + dma_addr_t dma_addr_end; + u64 padding; + }; +}; + +/** + * struct vdec_vp9_slice_bs - input buffer for decoding + */ +struct vdec_vp9_slice_bs { + struct vdec_vp9_slice_mem buf; + struct vdec_vp9_slice_mem frame; +}; + +/** + * struct vdec_vp9_slice_fb - frame buffer for decoding + */ +struct vdec_vp9_slice_fb { + struct vdec_vp9_slice_mem y; + struct vdec_vp9_slice_mem c; +}; + +/** + * struct vdec_vp9_slice_state - decoding state + */ +struct vdec_vp9_slice_state { + int err; + unsigned int full; + unsigned int timeout; + unsigned int perf; + + unsigned int crc[12]; +}; + +/* + * struct vdec_vp9_slice_vsi - exchange decoding information + * between Main CPU and MicroP + * @bs : input buffer + * @fb : output buffer + * @ref : 3 reference buffers + * @mv : mv working buffer + * @seg : segmentation working buffer + * @tile : tile buffer + * @prob : prob table buffer, used to set/update prob table + * @counts : counts table buffer, used to update prob table + * @ube : general buffer + * @trans : trans buffer position in general buffer + * @err_map : error buffer + * @row_info : row info buffer + * @frame : decoding syntax + * @state : decoding state + */ +struct vdec_vp9_slice_vsi { + /* used in LAT stage */ + struct vdec_vp9_slice_bs bs; + /* used in Core stage */ + struct vdec_vp9_slice_fb fb; + struct vdec_vp9_slice_fb ref[3]; + + struct vdec_vp9_slice_mem mv[2]; + struct vdec_vp9_slice_mem seg[2]; + struct vdec_vp9_slice_mem tile; + struct vdec_vp9_slice_mem prob; + struct vdec_vp9_slice_mem counts; + + /* LAT stage's output, Core stage's input */ + struct vdec_vp9_slice_mem ube; + struct vdec_vp9_slice_mem trans; + struct vdec_vp9_slice_mem err_map; + struct vdec_vp9_slice_mem row_info; + + /* decoding parameters */ + struct vdec_vp9_slice_frame frame; + + struct vdec_vp9_slice_state state; +}; + +/** + * struct vdec_vp9_slice_pfc - per-frame context that contains a local vsi. + * pass it from lat to core + * @vsi : local vsi. copy to/from remote vsi before/after decoding + * @ref_idx : reference buffer index + * @seq : picture sequence + * @state : decoding state + */ +struct vdec_vp9_slice_pfc { + struct vdec_vp9_slice_vsi vsi; + + u64 ref_idx[3]; + + int seq; + + /* LAT/Core CRC */ + struct vdec_vp9_slice_state state[2]; +}; + +/* + * enum vdec_vp9_slice_resolution_level + */ +enum vdec_vp9_slice_resolution_level { + VP9_RES_NONE, + VP9_RES_FHD, + VP9_RES_4K, + VP9_RES_8K, +}; + +/* + * struct vdec_vp9_slice_ref - picture's width & height should kept + * for later decoding as reference picture + */ +struct vdec_vp9_slice_ref { + unsigned int width; + unsigned int height; +}; + +/** + * struct vdec_vp9_slice_instance - represent one vp9 instance + * @ctx : pointer to codec's context + * @vpu : VPU instance + * @seq : global picture sequence + * @level : level of current resolution + * @width : width of last picture + * @height : height of last picture + * @frame_type : frame_type of last picture + * @irq : irq to Main CPU or MicroP + * @show_frame : show_frame of last picture + * @dpb : picture information (width/height) for reference + * @mv : mv working buffer + * @seg : segmentation working buffer + * @tile : tile buffer + * @prob : prob table buffer, used to set/update prob table + * @counts : counts table buffer, used to update prob table + * @frame_ctx : 4 frame context according to VP9 Spec + * @dirty : state of each frame context + * @init_vsi : vsi used for initialized VP9 instance + * @vsi : vsi used for decoding/flush ... + * @core_vsi : vsi used for Core stage + */ +struct vdec_vp9_slice_instance { + struct mtk_vcodec_ctx *ctx; + struct vdec_vpu_inst vpu; + + int seq; + + enum vdec_vp9_slice_resolution_level level; + + /* for resolution change and get_pic_info */ + unsigned int width; + unsigned int height; + + /* for last_frame_type */ + unsigned int frame_type; + unsigned int irq; + + unsigned int show_frame; + + /* maintain vp9 reference frame state */ + struct vdec_vp9_slice_ref dpb[VB2_MAX_FRAME]; + + /* + * normal working buffers + * mv[0]/seg[0]/tile/prob/counts is used for LAT + * mv[1]/seg[1] is used for CORE + */ + struct mtk_vcodec_mem mv[2]; + struct mtk_vcodec_mem seg[2]; + struct mtk_vcodec_mem tile; + struct mtk_vcodec_mem prob; + struct mtk_vcodec_mem counts; + + /* 4 prob tables */ + struct vdec_vp9_slice_frame_ctx frame_ctx[4]; + unsigned char dirty[4]; + + /* MicroP vsi */ + union { + struct vdec_vp9_slice_init_vsi *init_vsi; + struct vdec_vp9_slice_vsi *vsi; + }; + struct vdec_vp9_slice_vsi *core_vsi; +}; + +/* + * (2, (0, (1, 3))) + * max level = 2 + */ +static const signed char vdec_vp9_slice_inter_mode_tree[6] = { + -2, 2, 0, 4, -1, -3 +}; + +/* max level = 6 */ +static const signed char vdec_vp9_slice_intra_mode_tree[18] = { + 0, 2, -9, 4, -1, 6, 8, 12, -2, 10, -4, -5, -3, 14, -8, 16, -6, -7 +}; + +/* max level = 2 */ +static const signed char vdec_vp9_slice_partition_tree[6] = { + 0, 2, -1, 4, -2, -3 +}; + +/* max level = 1 */ +static const signed char vdec_vp9_slice_switchable_interp_tree[4] = { + 0, 2, -1, -2 +}; + +/* max level = 2 */ +static const signed char vdec_vp9_slice_mv_joint_tree[6] = { + 0, 2, -1, 4, -2, -3 +}; + +/* max level = 6 */ +static const signed char vdec_vp9_slice_mv_class_tree[20] = { + 0, 2, -1, 4, 6, 8, -2, -3, 10, 12, + -4, -5, -6, 14, 16, 18, -7, -8, -9, -10 +}; + +/* max level = 0 */ +static const signed char vdec_vp9_slice_mv_class0_tree[2] = { + 0, -1 +}; + +/* max level = 2 */ +static const signed char vdec_vp9_slice_mv_fp_tree[6] = { + 0, 2, -1, 4, -2, -3 +}; + +/* + * all VP9 instances could share this default frame context. + */ +static struct vdec_vp9_slice_frame_ctx *vdec_vp9_slice_default_frame_ctx; +static DEFINE_MUTEX(vdec_vp9_slice_frame_ctx_lock); + +static int vdec_vp9_slice_core_decode(struct vdec_lat_buf *lat_buf); + +static int vdec_vp9_slice_init_default_frame_ctx(struct vdec_vp9_slice_instance *instance) +{ + struct vdec_vp9_slice_frame_ctx *remote_frame_ctx; + struct vdec_vp9_slice_frame_ctx *frame_ctx; + struct mtk_vcodec_ctx *ctx; + struct vdec_vp9_slice_init_vsi *vsi; + int ret = 0; + + ctx = instance->ctx; + vsi = instance->vpu.vsi; + if (!ctx || !vsi) + return -EINVAL; + + remote_frame_ctx = mtk_vcodec_fw_map_dm_addr(ctx->dev->fw_handler, + (u32)vsi->default_frame_ctx); + if (!remote_frame_ctx) { + mtk_vcodec_err(instance, "failed to map default frame ctx\n"); + return -EINVAL; + } + + mutex_lock(&vdec_vp9_slice_frame_ctx_lock); + if (vdec_vp9_slice_default_frame_ctx) + goto out; + + frame_ctx = kmalloc(sizeof(*frame_ctx), GFP_KERNEL); + if (!frame_ctx) { + ret = -ENOMEM; + goto out; + } + + memcpy_fromio(frame_ctx, remote_frame_ctx, sizeof(*frame_ctx)); + vdec_vp9_slice_default_frame_ctx = frame_ctx; + +out: + mutex_unlock(&vdec_vp9_slice_frame_ctx_lock); + + return ret; +} + +static int vdec_vp9_slice_alloc_working_buffer(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_vsi *vsi) +{ + struct mtk_vcodec_ctx *ctx = instance->ctx; + enum vdec_vp9_slice_resolution_level level; + /* super blocks */ + unsigned int max_sb_w; + unsigned int max_sb_h; + unsigned int max_w; + unsigned int max_h; + unsigned int w; + unsigned int h; + size_t size; + int ret; + int i; + + w = vsi->frame.uh.frame_width; + h = vsi->frame.uh.frame_height; + + if (w > VCODEC_DEC_4K_CODED_WIDTH || + h > VCODEC_DEC_4K_CODED_HEIGHT) { + /* 8K? */ + return -EINVAL; + } else if (w > MTK_VDEC_MAX_W || h > MTK_VDEC_MAX_H) { + /* 4K */ + level = VP9_RES_4K; + max_w = VCODEC_DEC_4K_CODED_WIDTH; + max_h = VCODEC_DEC_4K_CODED_HEIGHT; + } else { + /* FHD */ + level = VP9_RES_FHD; + max_w = MTK_VDEC_MAX_W; + max_h = MTK_VDEC_MAX_H; + } + + if (level == instance->level) + return 0; + + mtk_vcodec_debug(instance, "resolution level changed, from %u to %u, %ux%u", + instance->level, level, w, h); + + max_sb_w = DIV_ROUND_UP(max_w, 64); + max_sb_h = DIV_ROUND_UP(max_h, 64); + ret = -ENOMEM; + + /* + * Lat-flush must wait core idle, otherwise core will + * use released buffers + */ + + size = (max_sb_w * max_sb_h + 2) * 576; + for (i = 0; i < 2; i++) { + if (instance->mv[i].va) + mtk_vcodec_mem_free(ctx, &instance->mv[i]); + instance->mv[i].size = size; + if (mtk_vcodec_mem_alloc(ctx, &instance->mv[i])) + goto err; + } + + size = (max_sb_w * max_sb_h * 32) + 256; + for (i = 0; i < 2; i++) { + if (instance->seg[i].va) + mtk_vcodec_mem_free(ctx, &instance->seg[i]); + instance->seg[i].size = size; + if (mtk_vcodec_mem_alloc(ctx, &instance->seg[i])) + goto err; + } + + if (!instance->tile.va) { + instance->tile.size = VP9_TILE_BUF_SIZE; + if (mtk_vcodec_mem_alloc(ctx, &instance->tile)) + goto err; + } + + if (!instance->prob.va) { + instance->prob.size = VP9_PROB_BUF_SIZE; + if (mtk_vcodec_mem_alloc(ctx, &instance->prob)) + goto err; + } + + if (!instance->counts.va) { + instance->counts.size = VP9_COUNTS_BUF_SIZE; + if (mtk_vcodec_mem_alloc(ctx, &instance->counts)) + goto err; + } + + instance->level = level; + return 0; + +err: + instance->level = VP9_RES_NONE; + return ret; +} + +static void vdec_vp9_slice_free_working_buffer(struct vdec_vp9_slice_instance *instance) +{ + struct mtk_vcodec_ctx *ctx = instance->ctx; + int i; + + for (i = 0; i < ARRAY_SIZE(instance->mv); i++) { + if (instance->mv[i].va) + mtk_vcodec_mem_free(ctx, &instance->mv[i]); + } + for (i = 0; i < ARRAY_SIZE(instance->seg); i++) { + if (instance->seg[i].va) + mtk_vcodec_mem_free(ctx, &instance->seg[i]); + } + if (instance->tile.va) + mtk_vcodec_mem_free(ctx, &instance->tile); + if (instance->prob.va) + mtk_vcodec_mem_free(ctx, &instance->prob); + if (instance->counts.va) + mtk_vcodec_mem_free(ctx, &instance->counts); + + instance->level = VP9_RES_NONE; +} + +static void vdec_vp9_slice_vsi_from_remote(struct vdec_vp9_slice_vsi *vsi, + struct vdec_vp9_slice_vsi *remote_vsi, + int skip) +{ + struct vdec_vp9_slice_frame *rf; + struct vdec_vp9_slice_frame *f; + + /* + * compressed header + * dequant + * buffer position + * decode state + */ + if (!skip) { + rf = &remote_vsi->frame; + f = &vsi->frame; + memcpy_fromio(&f->ch, &rf->ch, sizeof(f->ch)); + memcpy_fromio(&f->uh.dequant, &rf->uh.dequant, sizeof(f->uh.dequant)); + memcpy_fromio(&vsi->trans, &remote_vsi->trans, sizeof(vsi->trans)); + } + + memcpy_fromio(&vsi->state, &remote_vsi->state, sizeof(vsi->state)); +} + +static void vdec_vp9_slice_vsi_to_remote(struct vdec_vp9_slice_vsi *vsi, + struct vdec_vp9_slice_vsi *remote_vsi) +{ + memcpy_toio(remote_vsi, vsi, sizeof(*vsi)); +} + +static int vdec_vp9_slice_tile_offset(int idx, int mi_num, int tile_log2) +{ + int sbs = (mi_num + 7) >> 3; + int offset = ((idx * sbs) >> tile_log2) << 3; + + return offset < mi_num ? offset : mi_num; +} + +static int vdec_vp9_slice_setup_lat_from_src_buf(struct vdec_vp9_slice_instance *instance, + struct vdec_lat_buf *lat_buf) +{ + struct vb2_v4l2_buffer *src; + struct vb2_v4l2_buffer *dst; + + src = v4l2_m2m_next_src_buf(instance->ctx->m2m_ctx); + if (!src) + return -EINVAL; + + dst = &lat_buf->ts_info; + v4l2_m2m_buf_copy_metadata(src, dst, true); + return 0; +} + +static void vdec_vp9_slice_setup_hdr(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_uncompressed_header *uh, + struct v4l2_ctrl_vp9_frame *hdr) +{ + int i; + + uh->profile = hdr->profile; + uh->last_frame_type = instance->frame_type; + uh->frame_type = !HDR_FLAG(KEY_FRAME); + uh->last_show_frame = instance->show_frame; + uh->show_frame = HDR_FLAG(SHOW_FRAME); + uh->error_resilient_mode = HDR_FLAG(ERROR_RESILIENT); + uh->bit_depth = hdr->bit_depth; + uh->last_frame_width = instance->width; + uh->last_frame_height = instance->height; + uh->frame_width = hdr->frame_width_minus_1 + 1; + uh->frame_height = hdr->frame_height_minus_1 + 1; + uh->intra_only = HDR_FLAG(INTRA_ONLY); + /* map v4l2 enum to values defined in VP9 spec for firmware */ + switch (hdr->reset_frame_context) { + case V4L2_VP9_RESET_FRAME_CTX_NONE: + uh->reset_frame_context = VP9_RESET_FRAME_CONTEXT_NONE0; + break; + case V4L2_VP9_RESET_FRAME_CTX_SPEC: + uh->reset_frame_context = VP9_RESET_FRAME_CONTEXT_SPEC; + break; + case V4L2_VP9_RESET_FRAME_CTX_ALL: + uh->reset_frame_context = VP9_RESET_FRAME_CONTEXT_ALL; + break; + default: + uh->reset_frame_context = VP9_RESET_FRAME_CONTEXT_NONE0; + break; + } + /* + * ref_frame_sign_bias specifies the intended direction + * of the motion vector in time for each reference frame. + * - INTRA_FRAME = 0, + * - LAST_FRAME = 1, + * - GOLDEN_FRAME = 2, + * - ALTREF_FRAME = 3, + * ref_frame_sign_bias[INTRA_FRAME] is always 0 + * and VDA only passes another 3 directions + */ + uh->ref_frame_sign_bias[0] = 0; + for (i = 0; i < 3; i++) + uh->ref_frame_sign_bias[i + 1] = + !!(hdr->ref_frame_sign_bias & (1 << i)); + uh->allow_high_precision_mv = HDR_FLAG(ALLOW_HIGH_PREC_MV); + uh->interpolation_filter = hdr->interpolation_filter; + uh->refresh_frame_context = HDR_FLAG(REFRESH_FRAME_CTX); + uh->frame_parallel_decoding_mode = HDR_FLAG(PARALLEL_DEC_MODE); + uh->frame_context_idx = hdr->frame_context_idx; + + /* tile info */ + uh->tile_cols_log2 = hdr->tile_cols_log2; + uh->tile_rows_log2 = hdr->tile_rows_log2; + + uh->uncompressed_header_size = hdr->uncompressed_header_size; + uh->header_size_in_bytes = hdr->compressed_header_size; +} + +static void vdec_vp9_slice_setup_frame_ctx(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_uncompressed_header *uh, + struct v4l2_ctrl_vp9_frame *hdr) +{ + int error_resilient_mode; + int reset_frame_context; + int key_frame; + int intra_only; + int i; + + key_frame = HDR_FLAG(KEY_FRAME); + intra_only = HDR_FLAG(INTRA_ONLY); + error_resilient_mode = HDR_FLAG(ERROR_RESILIENT); + reset_frame_context = uh->reset_frame_context; + + /* + * according to "6.2 Uncompressed header syntax" in + * "VP9 Bitstream & Decoding Process Specification", + * reset @frame_context_idx when (FrameIsIntra || error_resilient_mode) + */ + if (key_frame || intra_only || error_resilient_mode) { + /* + * @reset_frame_context specifies + * whether the frame context should be + * reset to default values: + * 0 or 1 means do not reset any frame context + * 2 resets just the context specified in the frame header + * 3 resets all contexts + */ + if (key_frame || error_resilient_mode || + reset_frame_context == 3) { + /* use default table */ + for (i = 0; i < 4; i++) + instance->dirty[i] = 0; + } else if (reset_frame_context == 2) { + instance->dirty[uh->frame_context_idx] = 0; + } + uh->frame_context_idx = 0; + } +} + +static void vdec_vp9_slice_setup_loop_filter(struct vdec_vp9_slice_uncompressed_header *uh, + struct v4l2_vp9_loop_filter *lf) +{ + int i; + + uh->loop_filter_level = lf->level; + uh->loop_filter_sharpness = lf->sharpness; + uh->loop_filter_delta_enabled = LF_FLAG(DELTA_ENABLED); + for (i = 0; i < 4; i++) + uh->loop_filter_ref_deltas[i] = lf->ref_deltas[i]; + for (i = 0; i < 2; i++) + uh->loop_filter_mode_deltas[i] = lf->mode_deltas[i]; +} + +static void vdec_vp9_slice_setup_quantization(struct vdec_vp9_slice_uncompressed_header *uh, + struct v4l2_vp9_quantization *quant) +{ + uh->base_q_idx = quant->base_q_idx; + uh->delta_q_y_dc = quant->delta_q_y_dc; + uh->delta_q_uv_dc = quant->delta_q_uv_dc; + uh->delta_q_uv_ac = quant->delta_q_uv_ac; +} + +static void vdec_vp9_slice_setup_segmentation(struct vdec_vp9_slice_uncompressed_header *uh, + struct v4l2_vp9_segmentation *seg) +{ + int i; + int j; + + uh->segmentation_enabled = SEG_FLAG(ENABLED); + uh->segmentation_update_map = SEG_FLAG(UPDATE_MAP); + for (i = 0; i < 7; i++) + uh->segmentation_tree_probs[i] = seg->tree_probs[i]; + uh->segmentation_temporal_udpate = SEG_FLAG(TEMPORAL_UPDATE); + for (i = 0; i < 3; i++) + uh->segmentation_pred_prob[i] = seg->pred_probs[i]; + uh->segmentation_update_data = SEG_FLAG(UPDATE_DATA); + uh->segmentation_abs_or_delta_update = SEG_FLAG(ABS_OR_DELTA_UPDATE); + for (i = 0; i < 8; i++) { + uh->feature_enabled[i] = seg->feature_enabled[i]; + for (j = 0; j < 4; j++) + uh->feature_value[i][j] = seg->feature_data[i][j]; + } +} + +static int vdec_vp9_slice_setup_tile(struct vdec_vp9_slice_vsi *vsi, + struct v4l2_ctrl_vp9_frame *hdr) +{ + unsigned int rows_log2; + unsigned int cols_log2; + unsigned int rows; + unsigned int cols; + unsigned int mi_rows; + unsigned int mi_cols; + struct vdec_vp9_slice_tiles *tiles; + int offset; + int start; + int end; + int i; + + rows_log2 = hdr->tile_rows_log2; + cols_log2 = hdr->tile_cols_log2; + rows = 1 << rows_log2; + cols = 1 << cols_log2; + tiles = &vsi->frame.tiles; + tiles->actual_rows = 0; + + if (rows > 4 || cols > 64) + return -EINVAL; + + /* setup mi rows/cols information */ + mi_rows = (hdr->frame_height_minus_1 + 1 + 7) >> 3; + mi_cols = (hdr->frame_width_minus_1 + 1 + 7) >> 3; + + for (i = 0; i < rows; i++) { + start = vdec_vp9_slice_tile_offset(i, mi_rows, rows_log2); + end = vdec_vp9_slice_tile_offset(i + 1, mi_rows, rows_log2); + offset = end - start; + tiles->mi_rows[i] = (offset + 7) >> 3; + if (tiles->mi_rows[i]) + tiles->actual_rows++; + } + + for (i = 0; i < cols; i++) { + start = vdec_vp9_slice_tile_offset(i, mi_cols, cols_log2); + end = vdec_vp9_slice_tile_offset(i + 1, mi_cols, cols_log2); + offset = end - start; + tiles->mi_cols[i] = (offset + 7) >> 3; + } + + return 0; +} + +static void vdec_vp9_slice_setup_state(struct vdec_vp9_slice_vsi *vsi) +{ + memset(&vsi->state, 0, sizeof(vsi->state)); +} + +static void vdec_vp9_slice_setup_ref_idx(struct vdec_vp9_slice_pfc *pfc, + struct v4l2_ctrl_vp9_frame *hdr) +{ + pfc->ref_idx[0] = hdr->last_frame_ts; + pfc->ref_idx[1] = hdr->golden_frame_ts; + pfc->ref_idx[2] = hdr->alt_frame_ts; +} + +static int vdec_vp9_slice_setup_pfc(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_pfc *pfc) +{ + struct v4l2_ctrl_vp9_frame *hdr; + struct vdec_vp9_slice_uncompressed_header *uh; + struct v4l2_ctrl *hdr_ctrl; + struct vdec_vp9_slice_vsi *vsi; + int ret; + + /* frame header */ + hdr_ctrl = v4l2_ctrl_find(&instance->ctx->ctrl_hdl, V4L2_CID_STATELESS_VP9_FRAME); + if (!hdr_ctrl || !hdr_ctrl->p_cur.p) + return -EINVAL; + + hdr = hdr_ctrl->p_cur.p; + vsi = &pfc->vsi; + uh = &vsi->frame.uh; + + /* setup vsi information */ + vdec_vp9_slice_setup_hdr(instance, uh, hdr); + vdec_vp9_slice_setup_frame_ctx(instance, uh, hdr); + vdec_vp9_slice_setup_loop_filter(uh, &hdr->lf); + vdec_vp9_slice_setup_quantization(uh, &hdr->quant); + vdec_vp9_slice_setup_segmentation(uh, &hdr->seg); + ret = vdec_vp9_slice_setup_tile(vsi, hdr); + if (ret) + return ret; + vdec_vp9_slice_setup_state(vsi); + + /* core stage needs buffer index to get ref y/c ... */ + vdec_vp9_slice_setup_ref_idx(pfc, hdr); + + pfc->seq = instance->seq; + instance->seq++; + + return 0; +} + +static int vdec_vp9_slice_setup_lat_buffer(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_vsi *vsi, + struct mtk_vcodec_mem *bs, + struct vdec_lat_buf *lat_buf) +{ + int i; + + vsi->bs.buf.dma_addr = bs->dma_addr; + vsi->bs.buf.size = bs->size; + vsi->bs.frame.dma_addr = bs->dma_addr; + vsi->bs.frame.size = bs->size; + + for (i = 0; i < 2; i++) { + vsi->mv[i].dma_addr = instance->mv[i].dma_addr; + vsi->mv[i].size = instance->mv[i].size; + } + for (i = 0; i < 2; i++) { + vsi->seg[i].dma_addr = instance->seg[i].dma_addr; + vsi->seg[i].size = instance->seg[i].size; + } + vsi->tile.dma_addr = instance->tile.dma_addr; + vsi->tile.size = instance->tile.size; + vsi->prob.dma_addr = instance->prob.dma_addr; + vsi->prob.size = instance->prob.size; + vsi->counts.dma_addr = instance->counts.dma_addr; + vsi->counts.size = instance->counts.size; + + vsi->ube.dma_addr = lat_buf->ctx->msg_queue.wdma_addr.dma_addr; + vsi->ube.size = lat_buf->ctx->msg_queue.wdma_addr.size; + vsi->trans.dma_addr = lat_buf->ctx->msg_queue.wdma_wptr_addr; + /* used to store trans end */ + vsi->trans.dma_addr_end = lat_buf->ctx->msg_queue.wdma_rptr_addr; + vsi->err_map.dma_addr = lat_buf->wdma_err_addr.dma_addr; + vsi->err_map.size = lat_buf->wdma_err_addr.size; + + vsi->row_info.buf = 0; + vsi->row_info.size = 0; + + return 0; +} + +static int vdec_vp9_slice_setup_prob_buffer(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_vsi *vsi) +{ + struct vdec_vp9_slice_frame_ctx *frame_ctx; + struct vdec_vp9_slice_uncompressed_header *uh; + + uh = &vsi->frame.uh; + + mtk_vcodec_debug(instance, "ctx dirty %u idx %d\n", + instance->dirty[uh->frame_context_idx], + uh->frame_context_idx); + + if (instance->dirty[uh->frame_context_idx]) + frame_ctx = &instance->frame_ctx[uh->frame_context_idx]; + else + frame_ctx = vdec_vp9_slice_default_frame_ctx; + memcpy(instance->prob.va, frame_ctx, sizeof(*frame_ctx)); + + return 0; +} + +static void vdec_vp9_slice_setup_seg_buffer(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_vsi *vsi, + struct mtk_vcodec_mem *buf) +{ + struct vdec_vp9_slice_uncompressed_header *uh; + + /* reset segment buffer */ + uh = &vsi->frame.uh; + if (uh->frame_type == 0 || + uh->intra_only || + uh->error_resilient_mode || + uh->frame_width != instance->width || + uh->frame_height != instance->height) { + mtk_vcodec_debug(instance, "reset seg\n"); + memset(buf->va, 0, buf->size); + } +} + +/* + * parse tiles according to `6.4 Decode tiles syntax` + * in "vp9-bitstream-specification" + * + * frame contains uncompress header, compressed header and several tiles. + * this function parses tiles' position and size, stores them to tile buffer + * for decoding. + */ +static int vdec_vp9_slice_setup_tile_buffer(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_vsi *vsi, + struct mtk_vcodec_mem *bs) +{ + struct vdec_vp9_slice_uncompressed_header *uh; + unsigned int rows_log2; + unsigned int cols_log2; + unsigned int rows; + unsigned int cols; + unsigned int mi_row; + unsigned int mi_col; + unsigned int offset; + unsigned int pa; + unsigned int size; + struct vdec_vp9_slice_tiles *tiles; + unsigned char *pos; + unsigned char *end; + unsigned char *va; + unsigned int *tb; + int i; + int j; + + uh = &vsi->frame.uh; + rows_log2 = uh->tile_rows_log2; + cols_log2 = uh->tile_cols_log2; + rows = 1 << rows_log2; + cols = 1 << cols_log2; + + if (rows > 4 || cols > 64) { + mtk_vcodec_err(instance, "tile_rows %u tile_cols %u\n", + rows, cols); + return -EINVAL; + } + + offset = uh->uncompressed_header_size + + uh->header_size_in_bytes; + if (bs->size <= offset) { + mtk_vcodec_err(instance, "bs size %zu tile offset %u\n", + bs->size, offset); + return -EINVAL; + } + + tiles = &vsi->frame.tiles; + /* setup tile buffer */ + + va = (unsigned char *)bs->va; + pos = va + offset; + end = va + bs->size; + /* truncated */ + pa = (unsigned int)bs->dma_addr + offset; + tb = instance->tile.va; + for (i = 0; i < rows; i++) { + for (j = 0; j < cols; j++) { + if (i == rows - 1 && + j == cols - 1) { + size = (unsigned int)(end - pos); + } else { + if (end - pos < 4) + return -EINVAL; + + size = (pos[0] << 24) | (pos[1] << 16) | + (pos[2] << 8) | pos[3]; + pos += 4; + pa += 4; + offset += 4; + if (end - pos < size) + return -EINVAL; + } + tiles->size[i][j] = size; + if (tiles->mi_rows[i]) { + *tb++ = (size << 3) + ((offset << 3) & 0x7f); + *tb++ = pa & ~0xf; + *tb++ = (pa << 3) & 0x7f; + mi_row = (tiles->mi_rows[i] - 1) & 0x1ff; + mi_col = (tiles->mi_cols[j] - 1) & 0x3f; + *tb++ = (mi_row << 6) + mi_col; + } + pos += size; + pa += size; + offset += size; + } + } + + return 0; +} + +static int vdec_vp9_slice_setup_lat(struct vdec_vp9_slice_instance *instance, + struct mtk_vcodec_mem *bs, + struct vdec_lat_buf *lat_buf, + struct vdec_vp9_slice_pfc *pfc) +{ + struct vdec_vp9_slice_vsi *vsi = &pfc->vsi; + int ret; + + ret = vdec_vp9_slice_setup_lat_from_src_buf(instance, lat_buf); + if (ret) + goto err; + + ret = vdec_vp9_slice_setup_pfc(instance, pfc); + if (ret) + goto err; + + ret = vdec_vp9_slice_alloc_working_buffer(instance, vsi); + if (ret) + goto err; + + ret = vdec_vp9_slice_setup_lat_buffer(instance, vsi, bs, lat_buf); + if (ret) + goto err; + + vdec_vp9_slice_setup_seg_buffer(instance, vsi, &instance->seg[0]); + + /* setup prob/tile buffers for LAT */ + + ret = vdec_vp9_slice_setup_prob_buffer(instance, vsi); + if (ret) + goto err; + + ret = vdec_vp9_slice_setup_tile_buffer(instance, vsi, bs); + if (ret) + goto err; + + return 0; + +err: + return ret; +} + +/* implement merge prob process defined in 8.4.1 */ +static unsigned char vdec_vp9_slice_merge_prob(unsigned char pre, unsigned int ct0, + unsigned int ct1, unsigned int cs, + unsigned int uf) +{ + unsigned int den; + unsigned int prob; + unsigned int count; + unsigned int factor; + + /* + * The variable den representing the total times + * this boolean has been decoded is set equal to ct0 + ct1. + */ + den = ct0 + ct1; + if (!den) + return pre; /* => count = 0 => factor = 0 */ + /* + * The variable prob estimating the probability that + * the boolean is decoded as a 0 is set equal to + * (den == 0) ? 128 : Clip3(1, 255, (ct0 * 256 + (den >> 1)) / den). + */ + prob = ((ct0 << 8) + (den >> 1)) / den; + prob = prob < 1 ? 1 : (prob > 255 ? 255 : prob); + /* The variable count is set equal to Min(ct0 + ct1, countSat) */ + count = den < cs ? den : cs; + /* + * The variable factor is set equal to + * maxUpdateFactor * count / countSat. + */ + factor = uf * count / cs; + /* + * The return variable outProb is set equal to + * Round2(preProb * (256 - factor) + prob * factor, 8). + */ + return pre + (((prob - pre) * factor + 128) >> 8); +} + +static inline unsigned char vdec_vp9_slice_adapt_prob(unsigned char pre, unsigned int ct0, + unsigned int ct1) +{ + return vdec_vp9_slice_merge_prob(pre, ct0, ct1, 20, 128); +} + +/* implement merge probs process defined in 8.4.2 */ +static unsigned int vdec_vp9_slice_merge_probs(const signed char *tree, int location, + unsigned char *pre_probs, unsigned int *counts, + unsigned char *probs, unsigned int cs, + unsigned int uf) +{ + int left = tree[location]; + int right = tree[location + 1]; + unsigned int left_count; + unsigned int right_count; + + if (left <= 0) + left_count = counts[-left]; + else + left_count = vdec_vp9_slice_merge_probs(tree, left, pre_probs, counts, + probs, cs, uf); + + if (right <= 0) + right_count = counts[-right]; + else + right_count = vdec_vp9_slice_merge_probs(tree, right, pre_probs, counts, + probs, cs, uf); + + /* merge left and right */ + probs[location >> 1] = + vdec_vp9_slice_merge_prob(pre_probs[location >> 1], + left_count, right_count, cs, uf); + return left_count + right_count; +} + +static inline void vdec_vp9_slice_adapt_probs(const signed char *tree, + unsigned char *pre_probs, + unsigned int *counts, + unsigned char *probs) +{ + vdec_vp9_slice_merge_probs(tree, 0, pre_probs, counts, probs, 20, 128); +} + +/* 8.4 Probability adaptation process */ +static void vdec_vp9_slice_adapt_table(struct vdec_vp9_slice_vsi *vsi, + struct vdec_vp9_slice_frame_ctx *ctx, + struct vdec_vp9_slice_frame_ctx *pre_ctx, + struct vdec_vp9_slice_frame_counts *counts) +{ + unsigned char *pp; + unsigned char *p; + unsigned int *c; + unsigned int *e; + unsigned int uf; + int t, i, j, k, l; + + uf = 128; + if (!vsi->frame.uh.frame_type || vsi->frame.uh.intra_only || + vsi->frame.uh.last_frame_type) + uf = 112; + + p = (unsigned char *)&ctx->coef_probs; + pp = (unsigned char *)&pre_ctx->coef_probs; + c = (unsigned int *)&counts->coef_probs; + e = (unsigned int *)&counts->eob_branch; + + /* 8.4.3 Coefficient probability adaption process */ + for (t = 0; t < 16; t++) { + for (((k) = 0); ((k) < 6); ((k)++)) { + for (l = 0; l < (k == 0 ? 3 : 6); l++) { + p[0] = vdec_vp9_slice_merge_prob(pp[0], c[3], e[0] + - c[3], 24, uf); + p[1] = vdec_vp9_slice_merge_prob(pp[1], c[0], c[1] + + c[2], 24, uf); + p[2] = vdec_vp9_slice_merge_prob(pp[2], c[1], + c[2], 24, uf); + p += 3; + pp += 3; + c += 4; + e++; + } + if (k == 0) { + /* 3 * 3 unused values and 2 bytes padding */ + p += 11; + pp += 11; + e++; + } else { + /* extra 2 bytes could make 4 bytes align (3 * 6 + 2) */ + p += 2; + pp += 2; + /* 5 * 6=30, extra 2 int */ + if (k == 5) + e += 2; + } + } + } + + if (!vsi->frame.uh.frame_type || vsi->frame.uh.intra_only) + return; + + /* 8.4.4 Non coefficient probability adaption process */ + + for (i = 0; i < 4; i++) { + ctx->intra_inter_prob[i] = + vdec_vp9_slice_adapt_prob(pre_ctx->intra_inter_prob[i], + counts->intra_inter[i][0], + counts->intra_inter[i][1]); + } + + for (i = 0; i < 5; i++) { + ctx->comp_inter_prob[i] = + vdec_vp9_slice_adapt_prob(pre_ctx->comp_inter_prob[i], + counts->comp_inter[i][0], + counts->comp_inter[i][1]); + } + + for (i = 0; i < 5; i++) { + ctx->comp_ref_prob[i] = + vdec_vp9_slice_adapt_prob(pre_ctx->comp_ref_prob[i], + counts->comp_ref[i][0], + counts->comp_ref[i][1]); + } + + for (i = 0; i < 5; i++) { + for (j = 0; j < 2; j++) { + ctx->single_ref_prob[i][j] = + vdec_vp9_slice_adapt_prob(pre_ctx->single_ref_prob[i][j], + counts->single_ref[i][j][0], + counts->single_ref[i][j][1]); + } + } + + for (i = 0; i < 7; i++) { + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_inter_mode_tree, + &pre_ctx->inter_mode_probs[i][0], + &counts->inter_mode[i][0], + &ctx->inter_mode_probs[i][0]); + } + + for (i = 0; i < 4; i++) { + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_intra_mode_tree, + &pre_ctx->y_mode_prob[i][0], + &counts->y_mode[i][0], + &ctx->y_mode_prob[i][0]); + } + + for (i = 0; i < 10; i++) { + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_intra_mode_tree, + &pre_ctx->uv_mode_prob[i][0], + &counts->uv_mode[i][0], + &ctx->uv_mode_prob[i][0]); + } + + for (i = 0; i < 16; i++) { + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_partition_tree, + &pre_ctx->partition_prob[i][0], + &counts->partition[i][0], + &ctx->partition_prob[i][0]); + } + + if (vsi->frame.uh.interpolation_filter == 4) { + for (i = 0; i < 4; i++) { + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_switchable_interp_tree, + &pre_ctx->switch_interp_prob[i][0], + &counts->switchable_interp[i][0], + &ctx->switch_interp_prob[i][0]); + } + } + + if (vsi->frame.ch.tx_mode == 4) { + for (i = 0; i < 2; i++) { + ctx->tx_p8x8[i][0] = vdec_vp9_slice_adapt_prob(pre_ctx->tx_p8x8[i][0], + counts->tx_p8x8[i][0], + counts->tx_p8x8[i][1]); + ctx->tx_p16x16[i][0] = vdec_vp9_slice_adapt_prob(pre_ctx->tx_p16x16[i][0], + counts->tx_p16x16[i][0], + counts->tx_p16x16[i][1] + + counts->tx_p16x16[i][2]); + ctx->tx_p16x16[i][1] = vdec_vp9_slice_adapt_prob(pre_ctx->tx_p16x16[i][1], + counts->tx_p16x16[i][1], + counts->tx_p16x16[i][2]); + ctx->tx_p32x32[i][0] = vdec_vp9_slice_adapt_prob(pre_ctx->tx_p32x32[i][0], + counts->tx_p32x32[i][0], + counts->tx_p32x32[i][1] + + counts->tx_p32x32[i][2] + + counts->tx_p32x32[i][3]); + ctx->tx_p32x32[i][1] = vdec_vp9_slice_adapt_prob(pre_ctx->tx_p32x32[i][1], + counts->tx_p32x32[i][1], + counts->tx_p32x32[i][2] + + counts->tx_p32x32[i][3]); + ctx->tx_p32x32[i][2] = vdec_vp9_slice_adapt_prob(pre_ctx->tx_p32x32[i][2], + counts->tx_p32x32[i][2], + counts->tx_p32x32[i][3]); + } + } + + for (i = 0; i < 3; i++) { + ctx->skip_probs[i] = vdec_vp9_slice_adapt_prob(pre_ctx->skip_probs[i], + counts->skip[i][0], + counts->skip[i][1]); + } + + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_mv_joint_tree, + &pre_ctx->joint[0], + &counts->joint[0], + &ctx->joint[0]); + + for (i = 0; i < 2; i++) { + ctx->sign_classes[i].sign = vdec_vp9_slice_adapt_prob(pre_ctx->sign_classes[i].sign, + counts->mvcomp[i].sign[0], + counts->mvcomp[i].sign[1]); + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_mv_class_tree, + &pre_ctx->sign_classes[i].classes[0], + &counts->mvcomp[i].classes[0], + &ctx->sign_classes[i].classes[0]); + + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_mv_class0_tree, + pre_ctx->class0_bits[i].class0, + counts->mvcomp[i].class0, + ctx->class0_bits[i].class0); + for (j = 0; j < 10; j++) { + ctx->class0_bits[i].bits[j] = + vdec_vp9_slice_adapt_prob(pre_ctx->class0_bits[i].bits[j], + counts->mvcomp[i].bits[j][0], + counts->mvcomp[i].bits[j][1]); + } + + for (j = 0; j < 2; ++j) { + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_mv_fp_tree, + pre_ctx->class0_fp_hp[i].class0_fp[j], + counts->mvcomp[i].class0_fp[j], + ctx->class0_fp_hp[i].class0_fp[j]); + } + vdec_vp9_slice_adapt_probs(vdec_vp9_slice_mv_fp_tree, + pre_ctx->class0_fp_hp[i].fp, + counts->mvcomp[i].fp, + ctx->class0_fp_hp[i].fp); + if (vsi->frame.uh.allow_high_precision_mv) { + ctx->class0_fp_hp[i].class0_hp = + vdec_vp9_slice_adapt_prob(pre_ctx->class0_fp_hp[i].class0_hp, + counts->mvcomp[i].class0_hp[0], + counts->mvcomp[i].class0_hp[1]); + ctx->class0_fp_hp[i].hp = + vdec_vp9_slice_adapt_prob(pre_ctx->class0_fp_hp[i].hp, + counts->mvcomp[i].hp[0], + counts->mvcomp[i].hp[1]); + } + } +} + +static int vdec_vp9_slice_update_prob(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_vsi *vsi) +{ + struct vdec_vp9_slice_frame_ctx *pre_frame_ctx; + struct vdec_vp9_slice_frame_ctx *frame_ctx; + struct vdec_vp9_slice_frame_counts *counts; + struct vdec_vp9_slice_uncompressed_header *uh; + + uh = &vsi->frame.uh; + pre_frame_ctx = &instance->frame_ctx[uh->frame_context_idx]; + frame_ctx = (struct vdec_vp9_slice_frame_ctx *)instance->prob.va; + counts = (struct vdec_vp9_slice_frame_counts *)instance->counts.va; + + if (!uh->refresh_frame_context) + return 0; + + if (!uh->frame_parallel_decoding_mode) { + /* uh->error_resilient_mode must be 0 */ + vdec_vp9_slice_adapt_table(vsi, frame_ctx, + /* use default frame ctx? */ + instance->dirty[uh->frame_context_idx] ? + pre_frame_ctx : + vdec_vp9_slice_default_frame_ctx, + counts); + } + + memcpy(pre_frame_ctx, frame_ctx, sizeof(*frame_ctx)); + instance->dirty[uh->frame_context_idx] = 1; + + return 0; +} + +static int vdec_vp9_slice_update_lat(struct vdec_vp9_slice_instance *instance, + struct vdec_lat_buf *lat_buf, + struct vdec_vp9_slice_pfc *pfc) +{ + struct vdec_vp9_slice_vsi *vsi; + + vsi = &pfc->vsi; + memcpy(&pfc->state[0], &vsi->state, sizeof(vsi->state)); + + mtk_vcodec_debug(instance, "Frame %u LAT CRC 0x%08x\n", + pfc->seq, vsi->state.crc[0]); + + /* buffer full, need to re-decode */ + if (vsi->state.full) { + /* buffer not enough */ + if (vsi->trans.dma_addr_end - vsi->trans.dma_addr == + vsi->ube.size) + return -ENOMEM; + return -EAGAIN; + } + + vdec_vp9_slice_update_prob(instance, vsi); + + instance->width = vsi->frame.uh.frame_width; + instance->height = vsi->frame.uh.frame_height; + instance->frame_type = vsi->frame.uh.frame_type; + instance->show_frame = vsi->frame.uh.show_frame; + + return 0; +} + +static int vdec_vp9_slice_setup_core_to_dst_buf(struct vdec_vp9_slice_instance *instance, + struct vdec_lat_buf *lat_buf) +{ + struct vb2_v4l2_buffer *src; + struct vb2_v4l2_buffer *dst; + + dst = v4l2_m2m_next_dst_buf(instance->ctx->m2m_ctx); + if (!dst) + return -EINVAL; + + src = &lat_buf->ts_info; + dst->vb2_buf.timestamp = src->vb2_buf.timestamp; + dst->timecode = src->timecode; + dst->field = src->field; + dst->flags = src->flags; + dst->vb2_buf.copied_timestamp = src->vb2_buf.copied_timestamp; + return 0; +} + +static int vdec_vp9_slice_setup_core_buffer(struct vdec_vp9_slice_instance *instance, + struct vdec_vp9_slice_pfc *pfc, + struct vdec_vp9_slice_vsi *vsi, + struct vdec_fb *fb, + struct vdec_lat_buf *lat_buf) +{ + struct vb2_buffer *vb; + struct vb2_queue *vq; + struct vdec_vp9_slice_reference *ref; + int plane; + int size; + int idx; + int w; + int h; + int i; + + plane = instance->ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes; + w = vsi->frame.uh.frame_width; + h = vsi->frame.uh.frame_height; + size = ALIGN(w, 64) * ALIGN(h, 64); + + /* frame buffer */ + vsi->fb.y.dma_addr = fb->base_y.dma_addr; + if (plane == 1) + vsi->fb.c.dma_addr = fb->base_y.dma_addr + size; + else + vsi->fb.c.dma_addr = fb->base_c.dma_addr; + + /* reference buffers */ + vq = v4l2_m2m_get_vq(instance->ctx->m2m_ctx, + V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); + if (!vq) + return -EINVAL; + + /* get current output buffer */ + vb = &v4l2_m2m_next_dst_buf(instance->ctx->m2m_ctx)->vb2_buf; + if (!vb) + return -EINVAL; + + /* update internal buffer's width/height */ + for (i = 0; i < vq->num_buffers; i++) { + if (vb == vq->bufs[i]) { + instance->dpb[i].width = w; + instance->dpb[i].height = h; + break; + } + } + + /* + * get buffer's width/height from instance + * get buffer address from vb2buf + */ + for (i = 0; i < 3; i++) { + ref = &vsi->frame.ref[i]; + idx = vb2_find_timestamp(vq, pfc->ref_idx[i], 0); + if (idx < 0) { + ref->frame_width = w; + ref->frame_height = h; + memset(&vsi->ref[i], 0, sizeof(vsi->ref[i])); + } else { + ref->frame_width = instance->dpb[idx].width; + ref->frame_height = instance->dpb[idx].height; + vb = vq->bufs[idx]; + vsi->ref[i].y.dma_addr = + vb2_dma_contig_plane_dma_addr(vb, 0); + if (plane == 1) + vsi->ref[i].c.dma_addr = + vsi->ref[i].y.dma_addr + size; + else + vsi->ref[i].c.dma_addr = + vb2_dma_contig_plane_dma_addr(vb, 1); + } + } + + return 0; +} + +static int vdec_vp9_slice_setup_core(struct vdec_vp9_slice_instance *instance, + struct vdec_fb *fb, + struct vdec_lat_buf *lat_buf, + struct vdec_vp9_slice_pfc *pfc) +{ + struct vdec_vp9_slice_vsi *vsi = &pfc->vsi; + int ret; + + vdec_vp9_slice_setup_state(vsi); + + ret = vdec_vp9_slice_setup_core_to_dst_buf(instance, lat_buf); + if (ret) + goto err; + + ret = vdec_vp9_slice_setup_core_buffer(instance, pfc, vsi, fb, lat_buf); + if (ret) + goto err; + + vdec_vp9_slice_setup_seg_buffer(instance, vsi, &instance->seg[1]); + + return 0; + +err: + return ret; +} + +static int vdec_vp9_slice_update_core(struct vdec_vp9_slice_instance *instance, + struct vdec_lat_buf *lat_buf, + struct vdec_vp9_slice_pfc *pfc) +{ + struct vdec_vp9_slice_vsi *vsi; + + vsi = &pfc->vsi; + memcpy(&pfc->state[1], &vsi->state, sizeof(vsi->state)); + + mtk_vcodec_debug(instance, "Frame %u Y_CRC %08x %08x %08x %08x\n", + pfc->seq, + vsi->state.crc[0], vsi->state.crc[1], + vsi->state.crc[2], vsi->state.crc[3]); + mtk_vcodec_debug(instance, "Frame %u C_CRC %08x %08x %08x %08x\n", + pfc->seq, + vsi->state.crc[4], vsi->state.crc[5], + vsi->state.crc[6], vsi->state.crc[7]); + + return 0; +} + +static int vdec_vp9_slice_init(struct mtk_vcodec_ctx *ctx) +{ + struct vdec_vp9_slice_instance *instance; + struct vdec_vp9_slice_init_vsi *vsi; + int ret; + + instance = kzalloc(sizeof(*instance), GFP_KERNEL); + if (!instance) + return -ENOMEM; + + instance->ctx = ctx; + instance->vpu.id = SCP_IPI_VDEC_LAT; + instance->vpu.core_id = SCP_IPI_VDEC_CORE; + instance->vpu.ctx = ctx; + instance->vpu.codec_type = ctx->current_codec; + + ret = vpu_dec_init(&instance->vpu); + if (ret) { + mtk_vcodec_err(instance, "failed to init vpu dec, ret %d\n", ret); + goto error_vpu_init; + } + + /* init vsi and global flags */ + + vsi = instance->vpu.vsi; + if (!vsi) { + mtk_vcodec_err(instance, "failed to get VP9 vsi\n"); + ret = -EINVAL; + goto error_vsi; + } + instance->init_vsi = vsi; + instance->core_vsi = mtk_vcodec_fw_map_dm_addr(ctx->dev->fw_handler, + (u32)vsi->core_vsi); + if (!instance->core_vsi) { + mtk_vcodec_err(instance, "failed to get VP9 core vsi\n"); + ret = -EINVAL; + goto error_vsi; + } + + instance->irq = 1; + + ret = vdec_vp9_slice_init_default_frame_ctx(instance); + if (ret) + goto error_default_frame_ctx; + + ctx->drv_handle = instance; + + return 0; + +error_default_frame_ctx: +error_vsi: + vpu_dec_deinit(&instance->vpu); +error_vpu_init: + kfree(instance); + return ret; +} + +static void vdec_vp9_slice_deinit(void *h_vdec) +{ + struct vdec_vp9_slice_instance *instance = h_vdec; + + if (!instance) + return; + + vpu_dec_deinit(&instance->vpu); + vdec_vp9_slice_free_working_buffer(instance); + vdec_msg_queue_deinit(&instance->ctx->msg_queue, instance->ctx); + kfree(instance); +} + +static int vdec_vp9_slice_flush(void *h_vdec, struct mtk_vcodec_mem *bs, + struct vdec_fb *fb, bool *res_chg) +{ + struct vdec_vp9_slice_instance *instance = h_vdec; + + mtk_vcodec_debug(instance, "flush ...\n"); + + vdec_msg_queue_wait_lat_buf_full(&instance->ctx->msg_queue); + return vpu_dec_reset(&instance->vpu); +} + +static void vdec_vp9_slice_get_pic_info(struct vdec_vp9_slice_instance *instance) +{ + struct mtk_vcodec_ctx *ctx = instance->ctx; + unsigned int data[3]; + + mtk_vcodec_debug(instance, "w %u h %u\n", + ctx->picinfo.pic_w, ctx->picinfo.pic_h); + + data[0] = ctx->picinfo.pic_w; + data[1] = ctx->picinfo.pic_h; + data[2] = ctx->capture_fourcc; + vpu_dec_get_param(&instance->vpu, data, 3, GET_PARAM_PIC_INFO); + + ctx->picinfo.buf_w = ALIGN(ctx->picinfo.pic_w, 64); + ctx->picinfo.buf_h = ALIGN(ctx->picinfo.pic_h, 64); + ctx->picinfo.fb_sz[0] = instance->vpu.fb_sz[0]; + ctx->picinfo.fb_sz[1] = instance->vpu.fb_sz[1]; +} + +static void vdec_vp9_slice_get_dpb_size(struct vdec_vp9_slice_instance *instance, + unsigned int *dpb_sz) +{ + /* refer VP9 specification */ + *dpb_sz = 9; +} + +static void vdec_vp9_slice_get_crop_info(struct vdec_vp9_slice_instance *instance, + struct v4l2_rect *cr) +{ + struct mtk_vcodec_ctx *ctx = instance->ctx; + + cr->left = 0; + cr->top = 0; + cr->width = ctx->picinfo.pic_w; + cr->height = ctx->picinfo.pic_h; + + mtk_vcodec_debug(instance, "l=%d, t=%d, w=%d, h=%d\n", + cr->left, cr->top, cr->width, cr->height); +} + +static int vdec_vp9_slice_get_param(void *h_vdec, enum vdec_get_param_type type, void *out) +{ + struct vdec_vp9_slice_instance *instance = h_vdec; + + switch (type) { + case GET_PARAM_PIC_INFO: + vdec_vp9_slice_get_pic_info(instance); + break; + case GET_PARAM_DPB_SIZE: + vdec_vp9_slice_get_dpb_size(instance, out); + break; + case GET_PARAM_CROP_INFO: + vdec_vp9_slice_get_crop_info(instance, out); + break; + default: + mtk_vcodec_err(instance, "invalid get parameter type=%d\n", + type); + return -EINVAL; + } + + return 0; +} + +static int vdec_vp9_slice_lat_decode(void *h_vdec, struct mtk_vcodec_mem *bs, + struct vdec_fb *fb, bool *res_chg) +{ + struct vdec_vp9_slice_instance *instance = h_vdec; + struct vdec_lat_buf *lat_buf; + struct vdec_vp9_slice_pfc *pfc; + struct vdec_vp9_slice_vsi *vsi; + struct mtk_vcodec_ctx *ctx; + int ret; + + if (!instance || !instance->ctx) + return -EINVAL; + ctx = instance->ctx; + + /* init msgQ for the first time */ + if (vdec_msg_queue_init(&ctx->msg_queue, ctx, + vdec_vp9_slice_core_decode, + sizeof(*pfc))) + return -ENOMEM; + + /* bs NULL means flush decoder */ + if (!bs) + return vdec_vp9_slice_flush(h_vdec, bs, fb, res_chg); + + lat_buf = vdec_msg_queue_dqbuf(&instance->ctx->msg_queue.lat_ctx); + if (!lat_buf) { + mtk_vcodec_err(instance, "Failed to get VP9 lat buf\n"); + return -EBUSY; + } + pfc = (struct vdec_vp9_slice_pfc *)lat_buf->private_data; + if (!pfc) + return -EINVAL; + vsi = &pfc->vsi; + + ret = vdec_vp9_slice_setup_lat(instance, bs, lat_buf, pfc); + if (ret) { + mtk_vcodec_err(instance, "Failed to setup VP9 lat ret %d\n", ret); + return ret; + } + vdec_vp9_slice_vsi_to_remote(vsi, instance->vsi); + + ret = vpu_dec_start(&instance->vpu, 0, 0); + if (ret) { + mtk_vcodec_err(instance, "Failed to dec VP9 ret %d\n", ret); + return ret; + } + + if (instance->irq) { + ret = mtk_vcodec_wait_for_done_ctx(ctx, MTK_INST_IRQ_RECEIVED, + WAIT_INTR_TIMEOUT_MS, MTK_VDEC_LAT0); + /* update remote vsi if decode timeout */ + if (ret) { + mtk_vcodec_err(instance, "VP9 decode timeout %d\n", ret); + writel(1, &instance->vsi->state.timeout); + } + vpu_dec_end(&instance->vpu); + } + + vdec_vp9_slice_vsi_from_remote(vsi, instance->vsi, 0); + ret = vdec_vp9_slice_update_lat(instance, lat_buf, pfc); + + /* LAT trans full, no more UBE or decode timeout */ + if (ret) { + mtk_vcodec_err(instance, "VP9 decode error: %d\n", ret); + return ret; + } + + mtk_vcodec_debug(instance, "lat dma 1 0x%llx 0x%llx\n", + pfc->vsi.trans.dma_addr, pfc->vsi.trans.dma_addr_end); + + vdec_msg_queue_update_ube_wptr(&ctx->msg_queue, + vsi->trans.dma_addr_end + + ctx->msg_queue.wdma_addr.dma_addr); + vdec_msg_queue_qbuf(&ctx->dev->msg_queue_core_ctx, lat_buf); + + return 0; +} + +static int vdec_vp9_slice_core_decode(struct vdec_lat_buf *lat_buf) +{ + struct vdec_vp9_slice_instance *instance; + struct vdec_vp9_slice_pfc *pfc; + struct mtk_vcodec_ctx *ctx = NULL; + struct vdec_fb *fb = NULL; + int ret = -EINVAL; + + if (!lat_buf) + goto err; + + pfc = lat_buf->private_data; + ctx = lat_buf->ctx; + if (!pfc || !ctx) + goto err; + + instance = ctx->drv_handle; + if (!instance) + goto err; + + fb = ctx->dev->vdec_pdata->get_cap_buffer(ctx); + if (!fb) { + ret = -EBUSY; + goto err; + } + + ret = vdec_vp9_slice_setup_core(instance, fb, lat_buf, pfc); + if (ret) { + mtk_vcodec_err(instance, "vdec_vp9_slice_setup_core\n"); + goto err; + } + vdec_vp9_slice_vsi_to_remote(&pfc->vsi, instance->core_vsi); + + ret = vpu_dec_core(&instance->vpu); + if (ret) { + mtk_vcodec_err(instance, "vpu_dec_core\n"); + goto err; + } + + if (instance->irq) { + ret = mtk_vcodec_wait_for_done_ctx(ctx, MTK_INST_IRQ_RECEIVED, + WAIT_INTR_TIMEOUT_MS, MTK_VDEC_CORE); + /* update remote vsi if decode timeout */ + if (ret) { + mtk_vcodec_err(instance, "VP9 core timeout\n"); + writel(1, &instance->core_vsi->state.timeout); + } + vpu_dec_core_end(&instance->vpu); + } + + vdec_vp9_slice_vsi_from_remote(&pfc->vsi, instance->core_vsi, 1); + ret = vdec_vp9_slice_update_core(instance, lat_buf, pfc); + if (ret) { + mtk_vcodec_err(instance, "vdec_vp9_slice_update_core\n"); + goto err; + } + + pfc->vsi.trans.dma_addr_end += ctx->msg_queue.wdma_addr.dma_addr; + mtk_vcodec_debug(instance, "core dma_addr_end 0x%llx\n", pfc->vsi.trans.dma_addr_end); + vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, pfc->vsi.trans.dma_addr_end); + ctx->dev->vdec_pdata->cap_to_disp(ctx, fb, 0); + + return 0; + +err: + if (ctx) { + /* always update read pointer */ + vdec_msg_queue_update_ube_rptr(&ctx->msg_queue, pfc->vsi.trans.dma_addr_end); + + if (fb) + ctx->dev->vdec_pdata->cap_to_disp(ctx, fb, 1); + } + return ret; +} + +const struct vdec_common_if vdec_vp9_slice_lat_if = { + .init = vdec_vp9_slice_init, + .decode = vdec_vp9_slice_lat_decode, + .get_param = vdec_vp9_slice_get_param, + .deinit = vdec_vp9_slice_deinit, +}; diff --git a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c index 9db9a57da2c1..2d3a45781359 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_drv_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_drv_if.c @@ -44,6 +44,10 @@ int vdec_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc) ctx->dec_if = &vdec_vp9_if; ctx->hw_id = MTK_VDEC_CORE; break; + case V4L2_PIX_FMT_VP9_FRAME: + ctx->dec_if = &vdec_vp9_slice_lat_if; + ctx->hw_id = MTK_VDEC_LAT0; + break; default: return -EINVAL; } diff --git a/drivers/media/platform/mtk-vcodec/vdec_drv_if.h b/drivers/media/platform/mtk-vcodec/vdec_drv_if.h index e3adf8f36342..e383a04db7b8 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_drv_if.h +++ b/drivers/media/platform/mtk-vcodec/vdec_drv_if.h @@ -60,6 +60,7 @@ extern const struct vdec_common_if vdec_h264_slice_lat_if; extern const struct vdec_common_if vdec_vp8_if; extern const struct vdec_common_if vdec_vp8_slice_if; extern const struct vdec_common_if vdec_vp9_if; +extern const struct vdec_common_if vdec_vp9_slice_lat_if;

/** * vdec_if_init() - initialize decode driver