ide: use ata_id_is_cfa()

Use ata_id_is_cfa() in do_identify() instead of open-coding
check for CompactFlash devices (the inline helper also takes
care of detecting CFs advertising themselves as ATA disks).

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 6 insertions, 8 deletions

diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index be121ffcc1dc..e526f4967148 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -116,7 +116,7 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd)
         ide_hwif_t *hwif = HWIF(drive);
         u16 *id = drive->id;
         char *m = (char *)&id[ATA_ID_PROD];
-        int bswap = 1;
+        int bswap = 1, is_cfa;
 
         /* read 512 bytes of id info */
         hwif->tp_ops->input_data(drive, NULL, id, SECTOR_SIZE);
@@ -212,17 +212,15 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd)
          * Not an ATAPI device: looks like a "regular" hard disk
          */
 
-        /*
-         * 0x848a = CompactFlash device
-         * These are *not* removable in Linux definition of the term
-         */
-        if (id[ATA_ID_CONFIG] != 0x848a && (id[ATA_ID_CONFIG] & (1 << 7)))
+        is_cfa = ata_id_is_cfa(id);
+
+        /* CF devices are *not* removable in Linux definition of the term */
+        if (is_cfa == 0 && (id[ATA_ID_CONFIG] & (1 << 7)))
                 drive->removable = 1;
 
         drive->media = ide_disk;
 
-        printk(KERN_CONT "%s DISK drive\n",
-                (id[ATA_ID_CONFIG] == 0x848a) ? "CFA" : "ATA");
+        printk(KERN_CONT "%s DISK drive\n", is_cfa ? "CFA" : "ATA");
 
         return;