ide: remove [ata_]select_t

* Use 'drive->dn & 1' in ide_init_disk().

* remove [ata_]select_t.

While at it:

* Use ATA_DEVICE_OBS define in ide_port_init_devices_data().

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 1 insertions, 31 deletions

diff --git a/include/linux/ide.h b/include/linux/ide.h
index 02984f1f041a..3e418b996ef5 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -279,36 +279,6 @@ typedef union {
 } special_t;
 
 /*
- * ATA-IDE Select Register, aka Device-Head
- *
- * head         : always zeros here
- * unit         : drive select number: 0/1
- * bit5         : always 1
- * lba          : using LBA instead of CHS
- * bit7         : always 1
- */
-typedef union {
-        unsigned all                    : 8;
-        struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
-                unsigned head           : 4;
-                unsigned unit           : 1;
-                unsigned bit5           : 1;
-                unsigned lba            : 1;
-                unsigned bit7           : 1;
-#elif defined(__BIG_ENDIAN_BITFIELD)
-                unsigned bit7           : 1;
-                unsigned lba            : 1;
-                unsigned bit5           : 1;
-                unsigned unit           : 1;
-                unsigned head           : 4;
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
-        } b;
-} select_t, ata_select_t;
-
-/*
  * Status returned from various ide_ functions
  */
 typedef enum {
@@ -529,8 +499,8 @@ struct ide_drive_s {
         unsigned long timeout;          /* max time to wait for irq */
 
         special_t       special;        /* special action flags */
-        select_t        select;         /* basic drive/head select reg value */
 
+        u8      select;                 /* basic drive/head select reg value */
         u8      retry_pio;              /* retrying dma capable host in pio */
         u8      waiting_for_dma;        /* dma currently in progress */