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Merge tag 'libata-5.9-2020-09-04' of git://git.kernel.dk/linux-block

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Pull libata fixes from Jens Axboe:

 - improve Sandisks ATA_HORKAGE on NCQ (Tejun)

 - link printk cleanup (Xu)

* tag 'libata-5.9-2020-09-04' of git://git.kernel.dk/linux-block:
  libata: implement ATA_HORKAGE_MAX_TRIM_128M and apply to Sandisks
  ata: ahci: use ata_link_info() instead of ata_link_printk()
This commit is contained in:
Linus Torvalds
2020-09-04 13:19:19 -07:00
parent 8075fc3b11 3b5455636f
commit d824e0809c
4 changed files with 11 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/ata/ahci.c
+1 -2
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@@ -807,8 +807,7 @@ static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class,
(sstatus & 0xf) != 1)
break;
ata_link_printk(link, KERN_INFO, "avn bounce port%d\n",
port);
ata_link_info(link, "avn bounce port%d\n", port);
pci_read_config_word(pdev, 0x92, &val);
val &= ~(1 << port);
drivers/ata/libata-core.c
+2 -3
View File
@@ -3868,9 +3868,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
/* https://bugzilla.kernel.org/show_bug.cgi?id=15573 */
{ "C300-CTFDDAC128MAG", "0001", ATA_HORKAGE_NONCQ, },
/* Some Sandisk SSDs lock up hard with NCQ enabled. Reported on
SD7SN6S256G and SD8SN8U256G */
{ "SanDisk SD[78]SN*G", NULL, ATA_HORKAGE_NONCQ, },
/* Sandisk SD7/8/9s lock up hard on large trims */
{ "SanDisk SD[789]*", NULL, ATA_HORKAGE_MAX_TRIM_128M, },
/* devices which puke on READ_NATIVE_MAX */
{ "HDS724040KLSA80", "KFAOA20N", ATA_HORKAGE_BROKEN_HPA, },
drivers/ata/libata-scsi.c
+7 -1
View File
@@ -2080,6 +2080,7 @@ static unsigned int ata_scsiop_inq_89(struct ata_scsi_args *args, u8 *rbuf)
static unsigned int ata_scsiop_inq_b0(struct ata_scsi_args *args, u8 *rbuf)
{
struct ata_device *dev = args->dev;
u16 min_io_sectors;
rbuf[1] = 0xb0;
@@ -2105,7 +2106,12 @@ static unsigned int ata_scsiop_inq_b0(struct ata_scsi_args *args, u8 *rbuf)
* with the unmap bit set.
*/
if (ata_id_has_trim(args->id)) {
put_unaligned_be64(65535 * ATA_MAX_TRIM_RNUM, &rbuf[36]);
u64 max_blocks = 65535 * ATA_MAX_TRIM_RNUM;
if (dev->horkage & ATA_HORKAGE_MAX_TRIM_128M)
max_blocks = 128 << (20 - SECTOR_SHIFT);
put_unaligned_be64(max_blocks, &rbuf[36]);
put_unaligned_be32(1, &rbuf[28]);
}
include/linux/libata.h
+1
View File
@@ -421,6 +421,7 @@ enum {
ATA_HORKAGE_NO_DMA_LOG = (1 << 23), /* don't use DMA for log read */
ATA_HORKAGE_NOTRIM = (1 << 24), /* don't use TRIM */
ATA_HORKAGE_MAX_SEC_1024 = (1 << 25), /* Limit max sects to 1024 */
ATA_HORKAGE_MAX_TRIM_128M = (1 << 26), /* Limit max trim size to 128M */
/* DMA mask for user DMA control: User visible values; DO NOT
renumber */