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authorDamien Le Moal <damien.lemoal@opensource.wdc.com>2022-03-18 08:03:06 +0300
committerDamien Le Moal <damien.lemoal@opensource.wdc.com>2022-05-09 14:42:36 +0300
commit2c33bbdac28c0cddd5a3d5e5e1bf05d440e4fe7b (patch)
tree8028154a75992a5cd4b0505c912484546b635f3c /drivers/ata
parent3af9ca4d341d2b8756fa9056ca0715915480e251 (diff)
downloadlinux-2c33bbdac28c0cddd5a3d5e5e1bf05d440e4fe7b.tar.xz
ata: libata-core: Allow forcing most horkage flags
To facilitate debugging of drive issues in the field without kernel changes (e.g. temporary test patches), add an entry for most horkage flags in the force_tbl array to allow controlling these horkage settings with the libata.force kernel boot parameter. Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru> Reviewed-by: Hannes Reinecke <hare@suse.de>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-core.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 78591ba91851..40e816419f48 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -6187,9 +6187,27 @@ static const struct ata_force_param force_tbl[] __initconst = {
force_horkage_onoff(ncqtrim, ATA_HORKAGE_NO_NCQ_TRIM),
force_horkage_onoff(ncqati, ATA_HORKAGE_NO_NCQ_ON_ATI),
- force_horkage_on(dump_id, ATA_HORKAGE_DUMP_ID),
+ force_horkage_onoff(trim, ATA_HORKAGE_NOTRIM),
+ force_horkage_on(trim_zero, ATA_HORKAGE_ZERO_AFTER_TRIM),
+ force_horkage_on(max_trim_128m, ATA_HORKAGE_MAX_TRIM_128M),
+
+ force_horkage_onoff(dma, ATA_HORKAGE_NODMA),
force_horkage_on(atapi_dmadir, ATA_HORKAGE_ATAPI_DMADIR),
- force_horkage_on(disable, ATA_HORKAGE_DISABLE)
+ force_horkage_on(atapi_mod16_dma, ATA_HORKAGE_ATAPI_MOD16_DMA),
+
+ force_horkage_onoff(dmalog, ATA_HORKAGE_NO_DMA_LOG),
+ force_horkage_onoff(iddevlog, ATA_HORKAGE_NO_ID_DEV_LOG),
+ force_horkage_onoff(logdir, ATA_HORKAGE_NO_LOG_DIR),
+
+ force_horkage_on(max_sec_128, ATA_HORKAGE_MAX_SEC_128),
+ force_horkage_on(max_sec_1024, ATA_HORKAGE_MAX_SEC_1024),
+ force_horkage_on(max_sec_lba48, ATA_HORKAGE_MAX_SEC_LBA48),
+
+ force_horkage_onoff(lpm, ATA_HORKAGE_NOLPM),
+ force_horkage_onoff(setxfer, ATA_HORKAGE_NOSETXFER),
+ force_horkage_on(dump_id, ATA_HORKAGE_DUMP_ID),
+
+ force_horkage_on(disable, ATA_HORKAGE_DISABLE),
};
static int __init ata_parse_force_one(char **cur,