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[PATCH] libata: use ata_dev_id_c_string() 

Use ata_dev_id_c_string()

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Tejun Heo 2006-02-12 22:47:04 +09:00 committed by Jeff Garzik
parent 0e949ff304
commit 2e02671daa
3 changed files with 13 additions and 35 deletions
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18
drivers/scsi/libata-core.c
View File

@ -2301,24 +2301,14 @@ static const char * const ata_dma_blacklist [] = {
static int ata_dma_blacklisted(const struct ata_device *dev)
{
unsigned char model_num[40];
char *s;
unsigned int len;
unsigned char model_num[41];
int i;
ata_dev_id_string(dev->id, model_num, ATA_ID_PROD_OFS,
sizeof(model_num));
s = &model_num[0];
len = strnlen(s, sizeof(model_num));
/* ATAPI specifies that empty space is blank-filled; remove blanks */
while ((len > 0) && (s[len - 1] == ' ')) {
len--;
s[len] = 0;
}
ata_dev_id_c_string(dev->id, model_num, ATA_ID_PROD_OFS,
sizeof(model_num));
for (i = 0; i < ARRAY_SIZE(ata_dma_blacklist); i++)
if (!strncmp(ata_dma_blacklist[i], s, len))
if (!strcmp(ata_dma_blacklist[i], model_num))
return 1;
return 0;

11
drivers/scsi/libata-scsi.c
View File

@ -1806,15 +1806,12 @@ static int ata_dev_supports_fua(u16 *id)
if (!ata_id_has_fua(id))
return 0;
model[40] = '\0';
fw[8] = '\0';
ata_dev_id_c_string(id, model, ATA_ID_PROD_OFS, sizeof(model));
ata_dev_id_c_string(id, fw, ATA_ID_FW_REV_OFS, sizeof(fw));
ata_dev_id_string(id, model, ATA_ID_PROD_OFS, sizeof(model) - 1);
ata_dev_id_string(id, fw, ATA_ID_FW_REV_OFS, sizeof(fw) - 1);
if (strncmp(model, "Maxtor", 6))
if (strcmp(model, "Maxtor"))
return 1;
if (strncmp(fw, "BANC1G10", 8))
if (strcmp(fw, "BANC1G10"))
return 1;
return 0; /* blacklisted */

19
drivers/scsi/sata_sil.c
View File

@ -337,22 +337,13 @@ static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val)
static void sil_dev_config(struct ata_port *ap, struct ata_device *dev)
{
unsigned int n, quirks = 0;
unsigned char model_num[40];
const char *s;
unsigned int len;
unsigned char model_num[41];
ata_dev_id_string(dev->id, model_num, ATA_ID_PROD_OFS,
sizeof(model_num));
s = &model_num[0];
len = strnlen(s, sizeof(model_num));
/* ATAPI specifies that empty space is blank-filled; remove blanks */
while ((len > 0) && (s[len - 1] == ' '))
len--;
ata_dev_id_c_string(dev->id, model_num, ATA_ID_PROD_OFS,
sizeof(model_num));
for (n = 0; sil_blacklist[n].product; n++)
if (!memcmp(sil_blacklist[n].product, s,
strlen(sil_blacklist[n].product))) {
if (!strcmp(sil_blacklist[n].product, model_num)) {
quirks = sil_blacklist[n].quirk;
break;
}
@ -372,7 +363,7 @@ static void sil_dev_config(struct ata_port *ap, struct ata_device *dev)
/* limit to udma5 */
if (quirks & SIL_QUIRK_UDMA5MAX) {
printk(KERN_INFO "ata%u(%u): applying Maxtor errata fix %s\n",
ap->id, dev->devno, s);
ap->id, dev->devno, model_num);
ap->udma_mask &= ATA_UDMA5;
return;
}