ar71xx: ar934x_nfc: increase DMA retry count

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33453 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c b/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
index a0f2a6a..67844e3 100644 (file)
--- a/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
+++ b/target/linux/ar71xx/files/drivers/mtd/nand/ar934x_nfc.c
@@ -131,6 +131,7 @@
 #define AR934X_NFC_DEV_READY_TIMEOUT   25 /* msecs */
 #define AR934X_NFC_DMA_READY_TIMEOUT   25 /* msecs */
 #define AR934X_NFC_DONE_TIMEOUT                1000
+#define AR934X_NFC_DMA_RETRIES         20
 
 #define AR934X_NFC_USE_IRQ             true
 #define AR934X_NFC_IRQ_MASK            AR934X_NFC_INT_DEV_RDY(0)
@@ -465,7 +466,7 @@ retry:
                        (write) ? "write" : "read", page_addr);
 
                ar934x_nfc_restart(nfc);
-               if (retries++ < 5)
+               if (retries++ < AR934X_NFC_DMA_RETRIES)
                        goto retry;
 
                dev_err(nfc->parent, "%s operation failed on page %d\n",