From 24a5d7033bd38cbbc73766d3b567bc337b84d1a0 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Sat, 2 Feb 2008 19:56:34 +0100 Subject: [PATCH] ide-floppy: remove struct idefloppy_mode_parameter_header Signed-off-by: Borislav Petkov Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-floppy.c | 26 +++----------------------- 1 file changed, 3 insertions(+), 23 deletions(-) diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index 98df4023ecd..e9d11faec9b 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -291,24 +291,6 @@ struct idefloppy_id_gcw { #define IDEFLOPPY_CAPABILITIES_PAGE 0x1b #define IDEFLOPPY_FLEXIBLE_DISK_PAGE 0x05 -/* - * Mode Parameter Header for the MODE SENSE packet command - */ -typedef struct { - u16 mode_data_length; /* Length of the following data transfer */ - u8 medium_type; /* Medium Type */ -#if defined(__LITTLE_ENDIAN_BITFIELD) - unsigned reserved3 :7; - unsigned wp :1; /* Write protect */ -#elif defined(__BIG_ENDIAN_BITFIELD) - unsigned wp :1; /* Write protect */ - unsigned reserved3 :7; -#else -#error "Bitfield endianness not defined! Check your byteorder.h" -#endif - u8 reserved[4]; -} idefloppy_mode_parameter_header_t; - static DEFINE_MUTEX(idefloppy_ref_mutex); #define to_ide_floppy(obj) container_of(obj, struct ide_floppy_obj, kref) @@ -954,7 +936,7 @@ static void idefloppy_create_format_unit_cmd (idefloppy_pc_t *pc, int b, int l, */ static void idefloppy_create_mode_sense_cmd (idefloppy_pc_t *pc, u8 page_code, u8 type) { - u16 length = sizeof(idefloppy_mode_parameter_header_t); + u16 length = 8; /* sizeof(Mode Parameter Header) = 8 Bytes */ idefloppy_init_pc(pc); pc->c[0] = GPCMD_MODE_SENSE_10; @@ -1120,7 +1102,6 @@ static int idefloppy_get_flexible_disk_page (ide_drive_t *drive) { idefloppy_floppy_t *floppy = drive->driver_data; idefloppy_pc_t pc; - idefloppy_mode_parameter_header_t *header; idefloppy_flexible_disk_page_t *page; int capacity, lba_capacity; @@ -1130,10 +1111,9 @@ static int idefloppy_get_flexible_disk_page (ide_drive_t *drive) "page parameters\n"); return 1; } - header = (idefloppy_mode_parameter_header_t *) pc.buffer; - floppy->wp = header->wp; + floppy->wp = !!(pc.buffer[3] & 0x80); set_disk_ro(floppy->disk, floppy->wp); - page = (idefloppy_flexible_disk_page_t *) (header + 1); + page = (idefloppy_flexible_disk_page_t *) &pc.buffer[8]; page->transfer_rate = be16_to_cpu(page->transfer_rate); page->sector_size = be16_to_cpu(page->sector_size); -- 2.41.1