[PATCH] libata: interrupt driven pio for LLD

[deliverable/linux.git] / include / linux / libata.h

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 9ac2b69df3c1c5c9dc0e00aad2f53ea7770db167..ea8ab29aa92e292f5fd3edec13496d85463d773f 100644 (file)
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -116,6 +116,8 @@ enum {
        ATA_FLAG_MMIO           = (1 << 6), /* use MMIO, not PIO */
        ATA_FLAG_SATA_RESET     = (1 << 7), /* use COMRESET */
        ATA_FLAG_PIO_DMA        = (1 << 8), /* PIO cmds via DMA */
+       ATA_FLAG_PIO_POLLING    = (1 << 9), /* use polling PIO if LLD
+                                            * doesn't handle PIO interrupts */
 
        ATA_QCFLAG_ACTIVE       = (1 << 1), /* cmd not yet ack'd to scsi lyer */
        ATA_QCFLAG_SG           = (1 << 3), /* have s/g table? */