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Commit 5b90e990 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz
Browse files

ide: cleanup ide_fix_driveid()



Do all __le16_to_cpu() swapping in one loop.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
parent df1f8378
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+20 −87
Original line number Original line Diff line number Diff line
@@ -400,97 +400,30 @@ const struct ide_tp_ops default_tp_ops = {
	.output_data		= ide_output_data,
	.output_data		= ide_output_data,
};
};


void ide_fix_driveid (struct hd_driveid *id)
void ide_fix_driveid(struct hd_driveid *driveid)
{
{
#ifndef __LITTLE_ENDIAN
#ifndef __LITTLE_ENDIAN
# ifdef __BIG_ENDIAN
# ifdef __BIG_ENDIAN
	u16 *id = (u16 *)driveid;
	int i;
	int i;
	u16 *stringcast;


	for (i = 0; i < 256; i++) {
	id->config         = __le16_to_cpu(id->config);
		/*  these words are accessed as two 8-bit values */
	id->cyls           = __le16_to_cpu(id->cyls);
		if (i == 47 || i == 49 || i == 51 || i == 52 || i == 59)
	id->reserved2      = __le16_to_cpu(id->reserved2);
			continue;
	id->heads          = __le16_to_cpu(id->heads);
		if (i == 60 || i == 61)	/* ->lba_capacity is 32-bit */
	id->track_bytes    = __le16_to_cpu(id->track_bytes);
			continue;
	id->sector_bytes   = __le16_to_cpu(id->sector_bytes);
		if (i == 98 || i == 99)	/* ->spg is 32-bit */
	id->sectors        = __le16_to_cpu(id->sectors);
			continue;
	id->vendor0        = __le16_to_cpu(id->vendor0);
		if (i > 99 && i < 104)	/* ->lba_capacity_2 is 64-bit */
	id->vendor1        = __le16_to_cpu(id->vendor1);
			continue;
	id->vendor2        = __le16_to_cpu(id->vendor2);

	stringcast = (u16 *)&id->serial_no[0];
		id[i] = __le16_to_cpu(id[i]);
	for (i = 0; i < (20/2); i++)
	}
		stringcast[i] = __le16_to_cpu(stringcast[i]);

	id->buf_type       = __le16_to_cpu(id->buf_type);
	driveid->lba_capacity	= __le32_to_cpu(driveid->lba_capacity);
	id->buf_size       = __le16_to_cpu(id->buf_size);
	driveid->spg		= __le32_to_cpu(driveid->spg);
	id->ecc_bytes      = __le16_to_cpu(id->ecc_bytes);
	driveid->lba_capacity_2	= __le64_to_cpu(driveid->lba_capacity_2);
	stringcast = (u16 *)&id->fw_rev[0];
	for (i = 0; i < (8/2); i++)
		stringcast[i] = __le16_to_cpu(stringcast[i]);
	stringcast = (u16 *)&id->model[0];
	for (i = 0; i < (40/2); i++)
		stringcast[i] = __le16_to_cpu(stringcast[i]);
	id->dword_io       = __le16_to_cpu(id->dword_io);
	id->reserved50     = __le16_to_cpu(id->reserved50);
	id->field_valid    = __le16_to_cpu(id->field_valid);
	id->cur_cyls       = __le16_to_cpu(id->cur_cyls);
	id->cur_heads      = __le16_to_cpu(id->cur_heads);
	id->cur_sectors    = __le16_to_cpu(id->cur_sectors);
	id->cur_capacity0  = __le16_to_cpu(id->cur_capacity0);
	id->cur_capacity1  = __le16_to_cpu(id->cur_capacity1);
	id->lba_capacity   = __le32_to_cpu(id->lba_capacity);
	id->dma_1word      = __le16_to_cpu(id->dma_1word);
	id->dma_mword      = __le16_to_cpu(id->dma_mword);
	id->eide_pio_modes = __le16_to_cpu(id->eide_pio_modes);
	id->eide_dma_min   = __le16_to_cpu(id->eide_dma_min);
	id->eide_dma_time  = __le16_to_cpu(id->eide_dma_time);
	id->eide_pio       = __le16_to_cpu(id->eide_pio);
	id->eide_pio_iordy = __le16_to_cpu(id->eide_pio_iordy);
	for (i = 0; i < 2; ++i)
		id->words69_70[i] = __le16_to_cpu(id->words69_70[i]);
	for (i = 0; i < 4; ++i)
		id->words71_74[i] = __le16_to_cpu(id->words71_74[i]);
	id->queue_depth    = __le16_to_cpu(id->queue_depth);
	for (i = 0; i < 4; ++i)
		id->words76_79[i] = __le16_to_cpu(id->words76_79[i]);
	id->major_rev_num  = __le16_to_cpu(id->major_rev_num);
	id->minor_rev_num  = __le16_to_cpu(id->minor_rev_num);
	id->command_set_1  = __le16_to_cpu(id->command_set_1);
	id->command_set_2  = __le16_to_cpu(id->command_set_2);
	id->cfsse          = __le16_to_cpu(id->cfsse);
	id->cfs_enable_1   = __le16_to_cpu(id->cfs_enable_1);
	id->cfs_enable_2   = __le16_to_cpu(id->cfs_enable_2);
	id->csf_default    = __le16_to_cpu(id->csf_default);
	id->dma_ultra      = __le16_to_cpu(id->dma_ultra);
	id->trseuc         = __le16_to_cpu(id->trseuc);
	id->trsEuc         = __le16_to_cpu(id->trsEuc);
	id->CurAPMvalues   = __le16_to_cpu(id->CurAPMvalues);
	id->mprc           = __le16_to_cpu(id->mprc);
	id->hw_config      = __le16_to_cpu(id->hw_config);
	id->acoustic       = __le16_to_cpu(id->acoustic);
	id->msrqs          = __le16_to_cpu(id->msrqs);
	id->sxfert         = __le16_to_cpu(id->sxfert);
	id->sal            = __le16_to_cpu(id->sal);
	id->spg            = __le32_to_cpu(id->spg);
	id->lba_capacity_2 = __le64_to_cpu(id->lba_capacity_2);
	for (i = 0; i < 22; i++)
		id->words104_125[i]   = __le16_to_cpu(id->words104_125[i]);
	id->last_lun       = __le16_to_cpu(id->last_lun);
	id->word127        = __le16_to_cpu(id->word127);
	id->dlf            = __le16_to_cpu(id->dlf);
	id->csfo           = __le16_to_cpu(id->csfo);
	for (i = 0; i < 26; i++)
		id->words130_155[i] = __le16_to_cpu(id->words130_155[i]);
	id->word156        = __le16_to_cpu(id->word156);
	for (i = 0; i < 3; i++)
		id->words157_159[i] = __le16_to_cpu(id->words157_159[i]);
	id->cfa_power      = __le16_to_cpu(id->cfa_power);
	for (i = 0; i < 15; i++)
		id->words161_175[i] = __le16_to_cpu(id->words161_175[i]);
	for (i = 0; i < 30; i++)
		id->words176_205[i] = __le16_to_cpu(id->words176_205[i]);
	for (i = 0; i < 49; i++)
		id->words206_254[i] = __le16_to_cpu(id->words206_254[i]);
	id->integrity_word  = __le16_to_cpu(id->integrity_word);
# else
# else
#  error "Please fix <asm/byteorder.h>"
#  error "Please fix <asm/byteorder.h>"
# endif
# endif