libata-pmp-prep: implement sata_async_notification()

[safe/jmp/linux-2.6] / drivers / ata / sata_sil24.c

diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 3dcb223..b4f81eb 100644 (file)
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -168,7 +168,7 @@ enum {
 
        DEF_PORT_IRQ            = PORT_IRQ_COMPLETE | PORT_IRQ_ERROR |
                                  PORT_IRQ_PHYRDY_CHG | PORT_IRQ_DEV_XCHG |
-                                 PORT_IRQ_UNK_FIS,
+                                 PORT_IRQ_UNK_FIS | PORT_IRQ_SDB_NOTIFY,
 
        /* bits[27:16] are unmasked (raw) */
        PORT_IRQ_RAW_SHIFT      = 16,
@@ -237,7 +237,8 @@ enum {
        /* host flags */
        SIL24_COMMON_FLAGS      = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
                                  ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
-                                 ATA_FLAG_NCQ | ATA_FLAG_ACPI_SATA,
+                                 ATA_FLAG_NCQ | ATA_FLAG_ACPI_SATA |
+                                 ATA_FLAG_AN,
        SIL24_COMMON_LFLAGS     = ATA_LFLAG_SKIP_D2H_BSY,
        SIL24_FLAG_PCIX_IRQ_WOC = (1 << 24), /* IRQ loss errata on PCI-X */
 
@@ -392,6 +393,7 @@ static const struct ata_port_operations sil24_ops = {
 
        .tf_read                = sil24_tf_read,
 
+       .qc_defer               = ata_std_qc_defer,
        .qc_prep                = sil24_qc_prep,
        .qc_issue               = sil24_qc_issue,
 
@@ -818,6 +820,11 @@ static void sil24_error_intr(struct ata_port *ap)
 
        ata_ehi_push_desc(ehi, "irq_stat 0x%08x", irq_stat);
 
+       if (irq_stat & PORT_IRQ_SDB_NOTIFY) {
+               ata_ehi_push_desc(ehi, "SDB notify");
+               sata_async_notification(ap);
+       }
+
        if (irq_stat & (PORT_IRQ_PHYRDY_CHG | PORT_IRQ_DEV_XCHG)) {
                ata_ehi_hotplugged(ehi);
                ata_ehi_push_desc(ehi, "%s",