[PATCH v16 01/12] media: mediatek: jpeg: fix jpeg cores' amounts setting

Different ICs have different amounts of cores,
use a variable to set the cores' amounts.

Fixes: 934e8bccac95 ("mtk-jpegenc: support jpegenc multi-hardware")
Fixes: 0fa49df4222f ("media: mtk-jpegdec: support jpegdec multi-hardware")
Signed-off-by: Kyrie Wu <[email protected]>
Reviewed-by: AngeloGioacchino Del Regno <[email protected]>
---
 drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c  | 11 ++++++-----
 drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h  |  2 ++
 .../media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c    |  2 ++
 .../media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c    |  2 ++
 4 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c
index d147ec483..41c4cf8dc 100644
--- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c
@@ -1325,7 +1325,8 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
 		for_each_child_of_node(pdev->dev.of_node, child)
 			num_child++;
 
-		atomic_set(&jpeg->hw_rdy, num_child);
+		jpeg->max_hw_count = num_child;
+		atomic_set(&jpeg->hw_rdy, 0);
 		atomic_set(&jpeg->hw_index, 0);
 
 		jpeg->workqueue = alloc_ordered_workqueue(MTK_JPEG_NAME,
@@ -1462,7 +1463,7 @@ static int mtk_jpegenc_get_hw(struct mtk_jpeg_ctx *ctx)
 	int i;
 
 	spin_lock_irqsave(&jpeg->hw_lock, flags);
-	for (i = 0; i < MTK_JPEGENC_HW_MAX; i++) {
+	for (i = 0; i < jpeg->max_hw_count; i++) {
 		comp_jpeg = jpeg->enc_hw_dev[i];
 		if (comp_jpeg->hw_state == MTK_JPEG_HW_IDLE) {
 			hw_id = i;
@@ -1509,7 +1510,7 @@ static int mtk_jpegdec_get_hw(struct mtk_jpeg_ctx *ctx)
 	int i;
 
 	spin_lock_irqsave(&jpeg->hw_lock, flags);
-	for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++) {
+	for (i = 0; i < jpeg->max_hw_count; i++) {
 		comp_jpeg = jpeg->dec_hw_dev[i];
 		if (comp_jpeg->hw_state == MTK_JPEG_HW_IDLE) {
 			hw_id = i;
@@ -1592,7 +1593,7 @@ static void mtk_jpegenc_worker(struct work_struct *work)
 		jpeg_work);
 	struct mtk_jpeg_dev *jpeg = ctx->jpeg;
 
-	for (i = 0; i < MTK_JPEGENC_HW_MAX; i++)
+	for (i = 0; i < jpeg->max_hw_count; i++)
 		comp_jpeg[i] = jpeg->enc_hw_dev[i];
 	i = 0;
 
@@ -1687,7 +1688,7 @@ static void mtk_jpegdec_worker(struct work_struct *work)
 	struct mtk_jpeg_fb fb;
 	unsigned long flags;
 
-	for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++)
+	for (i = 0; i < jpeg->max_hw_count; i++)
 		comp_jpeg[i] = jpeg->dec_hw_dev[i];
 	i = 0;
 
diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h
index 02ed0ed5b..6be5cf30d 100644
--- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h
+++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h
@@ -212,6 +212,7 @@ struct mtk_jpegdec_comp_dev {
  * @reg_decbase:	jpg decode register base addr
  * @dec_hw_dev:	jpg decode hardware device
  * @hw_index:		jpg hw index
+ * @max_hw_count:	jpeg hw-core count
  */
 struct mtk_jpeg_dev {
 	struct mutex		lock;
@@ -234,6 +235,7 @@ struct mtk_jpeg_dev {
 	void __iomem *reg_decbase[MTK_JPEGDEC_HW_MAX];
 	struct mtk_jpegdec_comp_dev *dec_hw_dev[MTK_JPEGDEC_HW_MAX];
 	atomic_t hw_index;
+	u32 max_hw_count;
 };
 
 /**
diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c
index 32372781d..9ca68cde4 100644
--- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c
+++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c
@@ -668,6 +668,8 @@ static int mtk_jpegdec_hw_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, dev);
 	pm_runtime_enable(&pdev->dev);
 
+	atomic_inc(&master_dev->hw_rdy);
+
 	return 0;
 }
 
diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c
index b6f5b2249..a3f414f92 100644
--- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c
+++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_enc_hw.c
@@ -390,6 +390,8 @@ static int mtk_jpegenc_hw_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, dev);
 	pm_runtime_enable(&pdev->dev);
 
+	atomic_inc(&master_dev->hw_rdy);
+
 	return 0;
 }
 
-- 
2.51.0.windows.2