2 files changed, 6 insertions, 0 deletions

diff --git a/drivers/dma/hsu/hsu.c b/drivers/dma/hsu/hsu.c
index 1817b7bc9576..59d1e7c6fd0f 100644
--- a/drivers/dma/hsu/hsu.c
+++ b/drivers/dma/hsu/hsu.c
@@ -417,6 +417,8 @@ int hsu_dma_probe(struct hsu_dma_chip *chip)
 
         hsu->dma.dev = chip->dev;
 
+        dma_set_max_seg_size(hsu->dma.dev, HSU_CH_DxTSR_MASK);
+
         ret = dma_async_device_register(&hsu->dma);
         if (ret)
                 return ret;
diff --git a/drivers/dma/hsu/hsu.h b/drivers/dma/hsu/hsu.h
index 578a8ee8cd05..50a9d1bda253 100644
--- a/drivers/dma/hsu/hsu.h
+++ b/drivers/dma/hsu/hsu.h
@@ -55,6 +55,10 @@
 #define HSU_CH_DCR_CHEI         BIT(23)
 #define HSU_CH_DCR_CHTOI(x)     BIT(24 + (x))
 
+/* Bits in HSU_CH_DxTSR */
+#define HSU_CH_DxTSR_MASK       GENMASK(15, 0)
+#define HSU_CH_DxTSR_TSR(x)     ((x) & HSU_CH_DxTSR_MASK)
+
 struct hsu_dma_sg {
         dma_addr_t addr;
         unsigned int len;