oxnas: reduce size of ATA DMA descriptor space

[openwrt/staging/chunkeey.git] / target / linux / oxnas / files / drivers / ata / sata_oxnas.c

diff --git a/target/linux/oxnas/files/drivers/ata/sata_oxnas.c b/target/linux/oxnas/files/drivers/ata/sata_oxnas.c
index 64afa728a18c3ab0b804791ccfeca280585e552b..ecfbf5f01a4618a8d013499b573ee558d81813df 100644 (file)
--- a/target/linux/oxnas/files/drivers/ata/sata_oxnas.c
+++ b/target/linux/oxnas/files/drivers/ata/sata_oxnas.c
@@ -70,7 +70,7 @@ struct sgdma_request {
 
 /* Controller information */
 enum {
-       SATA_OXNAS_MAX_PRD = 254,
+       SATA_OXNAS_MAX_PRD = 63,
        SATA_OXNAS_DMA_SIZE = SATA_OXNAS_MAX_PRD *
                                sizeof(struct ata_bmdma_prd) +
                                sizeof(struct sgdma_request),