Add ->gtf_filter to ata_device and set it to ata_acpi_gtf_filter when initializing ata_link. This is to allow quirks which apply different gtf filters. Signed-off-by: Tejun Heo <tj@xxxxxxxxxx> --- drivers/ata/libata-acpi.c | 17 +++++++++-------- drivers/ata/libata-core.c | 3 +++ drivers/ata/libata.h | 2 ++ include/linux/libata.h | 1 + 4 files changed, 15 insertions(+), 8 deletions(-) Index: ata/drivers/ata/libata-acpi.c =================================================================== --- ata.orig/drivers/ata/libata-acpi.c +++ ata/drivers/ata/libata-acpi.c @@ -20,7 +20,7 @@ #include <acpi/acpi_bus.h> -static unsigned int ata_acpi_gtf_filter = ATA_ACPI_FILTER_DEFAULT; +unsigned int ata_acpi_gtf_filter = ATA_ACPI_FILTER_DEFAULT; module_param_named(acpi_gtf_filter, ata_acpi_gtf_filter, int, 0644); MODULE_PARM_DESC(acpi_gtf_filter, "filter mask for ACPI _GTF commands, set to filter out (0x1=set xfermode, 0x2=lock/freeze lock, 0x4=DIPM, 0x8=FPDMA non-zero offset, 0x10=FPDMA DMA Setup FIS auto-activate)"); @@ -603,10 +603,11 @@ static void ata_acpi_gtf_to_tf(struct at tf->command = gtf->tf[6]; /* 0x1f7 */ } -static int ata_acpi_filter_tf(const struct ata_taskfile *tf, +static int ata_acpi_filter_tf(struct ata_device *dev, + const struct ata_taskfile *tf, const struct ata_taskfile *ptf) { - if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_SETXFER) { + if (dev->gtf_filter & ATA_ACPI_FILTER_SETXFER) { /* libata doesn't use ACPI to configure transfer mode. * It will only confuse device configuration. Skip. */ @@ -615,7 +616,7 @@ static int ata_acpi_filter_tf(const stru return 1; } - if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_LOCK) { + if (dev->gtf_filter & ATA_ACPI_FILTER_LOCK) { /* BIOS writers, sorry but we don't wanna lock * features unless the user explicitly said so. */ @@ -640,18 +641,18 @@ static int ata_acpi_filter_tf(const stru if (tf->command == ATA_CMD_SET_FEATURES && tf->feature == SETFEATURES_SATA_ENABLE) { /* inhibit enabling DIPM */ - if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_DIPM && + if (dev->gtf_filter & ATA_ACPI_FILTER_DIPM && tf->nsect == SATA_DIPM) return 1; /* inhibit FPDMA non-zero offset */ - if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_FPDMA_OFFSET && + if (dev->gtf_filter & ATA_ACPI_FILTER_FPDMA_OFFSET && (tf->nsect == SATA_FPDMA_OFFSET || tf->nsect == SATA_FPDMA_IN_ORDER)) return 1; /* inhibit FPDMA auto activation */ - if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_FPDMA_AA && + if (dev->gtf_filter & ATA_ACPI_FILTER_FPDMA_AA && tf->nsect == SATA_FPDMA_AA) return 1; } @@ -705,7 +706,7 @@ static int ata_acpi_run_tf(struct ata_de pptf = &ptf; } - if (!ata_acpi_filter_tf(&tf, pptf)) { + if (!ata_acpi_filter_tf(dev, &tf, pptf)) { rtf = tf; err_mask = ata_exec_internal(dev, &rtf, NULL, DMA_NONE, NULL, 0, 0); Index: ata/drivers/ata/libata-core.c =================================================================== --- ata.orig/drivers/ata/libata-core.c +++ ata/drivers/ata/libata-core.c @@ -5591,6 +5591,9 @@ void ata_link_init(struct ata_port *ap, dev->link = link; dev->devno = dev - link->device; +#ifdef CONFIG_ATA_ACPI + dev->gtf_filter = ata_acpi_gtf_filter; +#endif ata_dev_init(dev); } } Index: ata/drivers/ata/libata.h =================================================================== --- ata.orig/drivers/ata/libata.h +++ ata/drivers/ata/libata.h @@ -118,6 +118,8 @@ extern void ata_lpm_schedule(struct ata_ /* libata-acpi.c */ #ifdef CONFIG_ATA_ACPI +extern unsigned int ata_acpi_gtf_filter; + extern void ata_acpi_associate_sata_port(struct ata_port *ap); extern void ata_acpi_associate(struct ata_host *host); extern void ata_acpi_dissociate(struct ata_host *host); Index: ata/include/linux/libata.h =================================================================== --- ata.orig/include/linux/libata.h +++ ata/include/linux/libata.h @@ -598,6 +598,7 @@ struct ata_device { #ifdef CONFIG_ATA_ACPI acpi_handle acpi_handle; union acpi_object *gtf_cache; + unsigned int gtf_filter; #endif /* n_sector is CLEAR_BEGIN, read comment above CLEAR_BEGIN */ u64 n_sectors; /* size of device, if ATA */ -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html