For add new hardware, not only need to lock lat hardware, also need to lock core hardware in case of different instance start to decoder at the same time.
Signed-off-by: Yunfei Dong yunfei.dong@mediatek.com Reviewed-By: AngeloGioacchino Del Regno angelogioacchino.delregno@collabora.com --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c | 4 ++-- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 6 +++--- drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h | 2 +- 3 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c index 2b334a8a81c6..130ecef2e766 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c @@ -105,12 +105,12 @@ static int vidioc_decoder_cmd(struct file *file, void *priv,
void mtk_vdec_unlock(struct mtk_vcodec_ctx *ctx) { - mutex_unlock(&ctx->dev->dec_mutex); + mutex_unlock(&ctx->dev->dec_mutex[ctx->hw_id]); }
void mtk_vdec_lock(struct mtk_vcodec_ctx *ctx) { - mutex_lock(&ctx->dev->dec_mutex); + mutex_lock(&ctx->dev->dec_mutex[ctx->hw_id]); }
void mtk_vcodec_dec_release(struct mtk_vcodec_ctx *ctx) 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 28f96e1973ff..0ae6399ba407 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -320,7 +320,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) struct video_device *vfd_dec; phandle rproc_phandle; enum mtk_vcodec_fw_type fw_type; - int ret; + int i, ret;
dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); if (!dev) @@ -352,8 +352,8 @@ static int mtk_vcodec_probe(struct platform_device *pdev) goto err_dec_pm; }
- mutex_init(&dev->dec_mutex); - mutex_init(&dev->dev_mutex); + for (i = 0; i < MTK_VDEC_HW_MAX; i++) + mutex_init(&dev->dec_mutex[i]); spin_lock_init(&dev->irqlock);
snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), "%s", diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index 20712f80bdb5..598205db5120 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -501,7 +501,7 @@ struct mtk_vcodec_dev { int dec_irq; int enc_irq;
- struct mutex dec_mutex; + struct mutex dec_mutex[MTK_VDEC_HW_MAX]; struct mutex enc_mutex;
struct mtk_vcodec_pm pm;