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-rw-r--r--target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h
index d26acf23d5..41e1268b00 100644
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/ralink_soc_eth.h
@@ -47,7 +47,11 @@ enum fe_reg {
#define FE_DRV_VERSION "0.1.0"
/* power of 2 to let NEXT_TX_DESP_IDX work */
+#ifdef CONFIG_SOC_MT7621
+#define NUM_DMA_DESC (1 << 9)
+#else
#define NUM_DMA_DESC (1 << 7)
+#endif
#define MAX_DMA_DESC 0xfff
#define FE_DELAY_EN_INT 0x80