ide-cd: remove unused and write-only struct ide_cd_config_flags fields

unused fields:
* ->writing
* ->reserved

write-only fields:
* ->playmsf_as_bcd
* ->subchan_as_bcd
* ->test_write
* ->supp_disc_present

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

drivers/ide/ide-cd.c

@@ -2693,8 +2693,6 @@ int ide_cdrom_probe_capabilities (ide_drive_t *drive)
 		CDROM_CONFIG_FLAGS(drive)->cd_rw = 1;
 		CDROM_CONFIG_FLAGS(drive)->ram = 1;
 	}
-	if (cap.test_write)
-		CDROM_CONFIG_FLAGS(drive)->test_write = 1;
 	if (cap.dvd_ram_read || cap.dvd_r_read || cap.dvd_rom)
 		CDROM_CONFIG_FLAGS(drive)->dvd = 1;
 	if (cap.dvd_ram_write) {
@@ -2727,10 +2725,9 @@ int ide_cdrom_probe_capabilities (ide_drive_t *drive)
 #endif /* not STANDARD_ATAPI */
 	if (cap.mechtype == mechtype_individual_changer ||
 	    cap.mechtype == mechtype_cartridge_changer) {
-		if ((nslots = cdrom_number_of_slots(cdi)) > 1) {
+		nslots = cdrom_number_of_slots(cdi);
+		if (nslots > 1)
 			CDROM_CONFIG_FLAGS(drive)->is_changer = 1;
-			CDROM_CONFIG_FLAGS(drive)->supp_disc_present = 1;
-		}
 	}
 
 	ide_cdrom_update_speed(drive, &cap);
@@ -2892,10 +2889,7 @@ int ide_cdrom_setup (ide_drive_t *drive)
 		   Some versions of this drive like to talk BCD. */
 		CDROM_CONFIG_FLAGS(drive)->toctracks_as_bcd = 1;
 		CDROM_CONFIG_FLAGS(drive)->tocaddr_as_bcd = 1;
-		CDROM_CONFIG_FLAGS(drive)->playmsf_as_bcd = 1;
-		CDROM_CONFIG_FLAGS(drive)->subchan_as_bcd = 1;
 	}
-
 	else if (strcmp (drive->id->model, "V006E0DS") == 0 &&
 	    drive->id->fw_rev[4] == '1' &&
 	    drive->id->fw_rev[6] <= '2') {
@@ -2908,16 +2902,8 @@ int ide_cdrom_setup (ide_drive_t *drive)
 		   This drive was released before the 1.2 version
 		   of the spec. */
 		CDROM_CONFIG_FLAGS(drive)->tocaddr_as_bcd = 1;
-		CDROM_CONFIG_FLAGS(drive)->playmsf_as_bcd = 1;
-		CDROM_CONFIG_FLAGS(drive)->subchan_as_bcd = 1;
 		CDROM_CONFIG_FLAGS(drive)->nec260         = 1;
 	}
-	else if (strcmp(drive->id->model, "WEARNES CDD-120") == 0 &&
-		 strncmp(drive->id->fw_rev, "A1.1", 4) == 0) { /* FIXME */
-		/* Wearnes */
-		CDROM_CONFIG_FLAGS(drive)->playmsf_as_bcd = 1;
-		CDROM_CONFIG_FLAGS(drive)->subchan_as_bcd = 1;
-	}
 	/*
 	 * Sanyo 3 CD changer uses a non-standard command for CD changing
 	 * (by default standard ATAPI support for CD changers is used).

drivers/ide/ide-cd.h

@@ -59,10 +59,8 @@ struct ide_cd_config_flags {
 	__u8 no_doorlock	: 1; /* Drive cannot lock the door. */
 	__u8 no_eject		: 1; /* Drive cannot eject the disc. */
 	__u8 nec260		: 1; /* Drive is a pre-1.2 NEC 260 drive. */
-	__u8 playmsf_as_bcd	: 1; /* PLAYMSF command takes BCD args. */
 	__u8 tocaddr_as_bcd	: 1; /* TOC addresses are in BCD. */
 	__u8 toctracks_as_bcd	: 1; /* TOC track numbers are in BCD. */
-	__u8 subchan_as_bcd	: 1; /* Subchannel info is in BCD. */
 	__u8 is_changer		: 1; /* Drive is a changer. */
 	__u8 cd_r		: 1; /* Drive can write to CD-R media . */
 	__u8 cd_rw		: 1; /* Drive can write to CD-R/W media . */
@@ -70,19 +68,14 @@ struct ide_cd_config_flags {
 	__u8 dvd_r		: 1; /* Drive can write DVD-R */
 	__u8 dvd_ram		: 1; /* Drive can write DVD-RAM */
 	__u8 ram		: 1; /* generic WRITE (dvd-ram/mrw) */
-	__u8 test_write		: 1; /* Drive can fake writes */
-	__u8 supp_disc_present	: 1; /* Changer can report exact contents
-					of slots. */
 	__u8 limit_nframes	: 1; /* Drive does not provide data in
 					multiples of SECTOR_SIZE when more
 					than one interrupt is needed. */
 	__u8 seeking		: 1; /* Seeking in progress */
 	__u8 audio_play		: 1; /* can do audio related commands */
 	__u8 close_tray		: 1; /* can close the tray */
-	__u8 writing		: 1; /* pseudo write in progress */
 	__u8 mo_drive		: 1; /* drive is an MO device */
 	__u8 no_speed_select	: 1; /* SET_CD_SPEED command is unsupported. */
-	__u8 reserved		: 1;
 	byte max_speed;		     /* Max speed of the drive */
 };
 #define CDROM_CONFIG_FLAGS(drive) (&(((struct cdrom_info *)(drive->driver_data))->config_flags))