Add a atomic_t variable for initialization of hw dev.
Signed-off-by: kyrie wu <kyrie.wu@mediatek.com>
Signed-off-by: irui wang <irui.wang@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
num_child++;
atomic_set(&jpeg->hw_rdy, num_child);
+ atomic_set(&jpeg->hw_index, 0);
jpeg->workqueue = alloc_ordered_workqueue(MTK_JPEG_NAME,
WQ_MEM_RECLAIM
* @hw_rdy: jpg hw ready flag
* @reg_decbase: jpg decode register base addr
* @dec_hw_dev: jpg decode hardware device
+ * @hw_index: jpg hw index
*/
struct mtk_jpeg_dev {
struct mutex lock;
void __iomem *reg_decbase[MTK_JPEGDEC_HW_MAX];
struct mtk_jpegdec_comp_dev *dec_hw_dev[MTK_JPEGDEC_HW_MAX];
+ atomic_t hw_index;
};
/**
return dev_err_probe(&pdev->dev, ret,
"Failed to register JPEGDEC irq handler.\n");
- for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++) {
- if (master_dev->dec_hw_dev[i])
- continue;
-
- master_dev->dec_hw_dev[i] = dev;
- master_dev->reg_decbase[i] = dev->reg_base;
- dev->master_dev = master_dev;
- }
+ i = atomic_add_return(1, &master_dev->hw_index) - 1;
+ master_dev->dec_hw_dev[i] = dev;
+ master_dev->reg_decbase[i] = dev->reg_base;
+ dev->master_dev = master_dev;
platform_set_drvdata(pdev, dev);
pm_runtime_enable(&pdev->dev);
if (ret)
return ret;
- for (i = 0; i < MTK_JPEGENC_HW_MAX; i++) {
- if (master_dev->enc_hw_dev[i])
- continue;
-
- master_dev->enc_hw_dev[i] = dev;
- master_dev->reg_encbase[i] = dev->reg_base;
- dev->master_dev = master_dev;
- }
+ i = atomic_add_return(1, &master_dev->hw_index) - 1;
+ master_dev->enc_hw_dev[i] = dev;
+ master_dev->reg_encbase[i] = dev->reg_base;
+ dev->master_dev = master_dev;
platform_set_drvdata(pdev, dev);
pm_runtime_enable(&pdev->dev);