Merge branches 'cma', 'cxgb3', 'ehca', 'ipoib', 'mad', 'mlx4' and 'nes' into for...

[linux-2.6-omap-h63xx.git] / include / linux / ata.h

diff --git a/include/linux/ata.h b/include/linux/ata.h
index 8a12d718c16931892d7842a9e6e3c3e6020b2443..be00973d1a8cd0e01f8b0506fded02472ea80af7 100644 (file)
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -88,6 +88,7 @@ enum {
        ATA_ID_DLF              = 128,
        ATA_ID_CSFO             = 129,
        ATA_ID_CFA_POWER        = 160,
+       ATA_ID_ROT_SPEED        = 217,
        ATA_ID_PIO4             = (1 << 1),
 
        ATA_ID_SERNO_LEN        = 20,
@@ -667,6 +668,15 @@ static inline int ata_id_has_dword_io(const u16 *id)
        return 0;
 }
 
+static inline int ata_id_has_unload(const u16 *id)
+{
+       if (ata_id_major_version(id) >= 7 &&
+           (id[ATA_ID_CFSSE] & 0xC000) == 0x4000 &&
+           id[ATA_ID_CFSSE] & (1 << 13))
+               return 1;
+       return 0;
+}
+
 static inline int ata_id_current_chs_valid(const u16 *id)
 {
        /* For ATA-1 devices, if the INITIALIZE DEVICE PARAMETERS command
@@ -691,6 +701,11 @@ static inline int ata_id_is_cfa(const u16 *id)
        return 0;
 }
 
+static inline int ata_id_is_ssd(const u16 *id)
+{
+       return id[ATA_ID_ROT_SPEED] == 0x01;
+}
+
 static inline int ata_drive_40wire(const u16 *dev_id)
 {
        if (ata_id_is_sata(dev_id))