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-rw-r--r--drivers/ata/sata_nv.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 745d85686f5e..b564ff84a390 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -1034,14 +1034,15 @@ static int nv_adma_port_start(struct ata_port *ap)
1034 1034
1035 /* clear GO for register mode, enable interrupt */ 1035 /* clear GO for register mode, enable interrupt */
1036 tmp = readw(mmio + NV_ADMA_CTL); 1036 tmp = readw(mmio + NV_ADMA_CTL);
1037 writew( (tmp & ~NV_ADMA_CTL_GO) | NV_ADMA_CTL_AIEN, mmio + NV_ADMA_CTL); 1037 writew( (tmp & ~NV_ADMA_CTL_GO) | NV_ADMA_CTL_AIEN |
1038 NV_ADMA_CTL_HOTPLUG_IEN, mmio + NV_ADMA_CTL);
1038 1039
1039 tmp = readw(mmio + NV_ADMA_CTL); 1040 tmp = readw(mmio + NV_ADMA_CTL);
1040 writew(tmp | NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL); 1041 writew(tmp | NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL);
1041 readl( mmio + NV_ADMA_CTL ); /* flush posted write */ 1042 readw( mmio + NV_ADMA_CTL ); /* flush posted write */
1042 udelay(1); 1043 udelay(1);
1043 writew(tmp & ~NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL); 1044 writew(tmp & ~NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL);
1044 readl( mmio + NV_ADMA_CTL ); /* flush posted write */ 1045 readw( mmio + NV_ADMA_CTL ); /* flush posted write */
1045 1046
1046 return 0; 1047 return 0;
1047} 1048}
@@ -1093,14 +1094,15 @@ static int nv_adma_port_resume(struct ata_port *ap)
1093 1094
1094 /* clear GO for register mode, enable interrupt */ 1095 /* clear GO for register mode, enable interrupt */
1095 tmp = readw(mmio + NV_ADMA_CTL); 1096 tmp = readw(mmio + NV_ADMA_CTL);
1096 writew((tmp & ~NV_ADMA_CTL_GO) | NV_ADMA_CTL_AIEN, mmio + NV_ADMA_CTL); 1097 writew( (tmp & ~NV_ADMA_CTL_GO) | NV_ADMA_CTL_AIEN |
1098 NV_ADMA_CTL_HOTPLUG_IEN, mmio + NV_ADMA_CTL);
1097 1099
1098 tmp = readw(mmio + NV_ADMA_CTL); 1100 tmp = readw(mmio + NV_ADMA_CTL);
1099 writew(tmp | NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL); 1101 writew(tmp | NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL);
1100 readl( mmio + NV_ADMA_CTL ); /* flush posted write */ 1102 readw( mmio + NV_ADMA_CTL ); /* flush posted write */
1101 udelay(1); 1103 udelay(1);
1102 writew(tmp & ~NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL); 1104 writew(tmp & ~NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL);
1103 readl( mmio + NV_ADMA_CTL ); /* flush posted write */ 1105 readw( mmio + NV_ADMA_CTL ); /* flush posted write */
1104 1106
1105 return 0; 1107 return 0;
1106} 1108}
@@ -1491,10 +1493,10 @@ static void nv_adma_error_handler(struct ata_port *ap)
1491 /* Reset channel */ 1493 /* Reset channel */
1492 tmp = readw(mmio + NV_ADMA_CTL); 1494 tmp = readw(mmio + NV_ADMA_CTL);
1493 writew(tmp | NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL); 1495 writew(tmp | NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL);
1494 readl( mmio + NV_ADMA_CTL ); /* flush posted write */ 1496 readw( mmio + NV_ADMA_CTL ); /* flush posted write */
1495 udelay(1); 1497 udelay(1);
1496 writew(tmp & ~NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL); 1498 writew(tmp & ~NV_ADMA_CTL_CHANNEL_RESET, mmio + NV_ADMA_CTL);
1497 readl( mmio + NV_ADMA_CTL ); /* flush posted write */ 1499 readw( mmio + NV_ADMA_CTL ); /* flush posted write */
1498 } 1500 }
1499 1501
1500 ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, 1502 ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset,