libata: implement and use ops inheritance

[deliverable/linux.git] / drivers / ata / sata_via.c

diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c
index 9be877cb7f571074b46ed003955f7db3751339ea..6326bcf8ea5df715da13991898d66bfd41e452c7 100644 (file)
--- a/drivers/ata/sata_via.c
+++ b/drivers/ata/sata_via.c
@@ -103,97 +103,23 @@ static struct scsi_host_template svia_sht = {
        ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations vt6420_sata_ops = {
-       .mode_filter            = ata_pci_default_filter,
-
-       .tf_load                = ata_tf_load,
-       .tf_read                = ata_tf_read,
-       .check_status           = ata_check_status,
-       .exec_command           = ata_exec_command,
-       .dev_select             = ata_std_dev_select,
-
-       .bmdma_setup            = ata_bmdma_setup,
-       .bmdma_start            = ata_bmdma_start,
-       .bmdma_stop             = ata_bmdma_stop,
-       .bmdma_status           = ata_bmdma_status,
-
-       .qc_prep                = ata_qc_prep,
-       .qc_issue               = ata_qc_issue_prot,
-       .data_xfer              = ata_data_xfer,
-
+static struct ata_port_operations vt6420_sata_ops = {
+       .inherits               = &ata_bmdma_port_ops,
        .freeze                 = svia_noop_freeze,
-       .thaw                   = ata_bmdma_thaw,
        .error_handler          = vt6420_error_handler,
-       .post_internal_cmd      = ata_bmdma_post_internal_cmd,
-
-       .irq_clear              = ata_bmdma_irq_clear,
-       .irq_on                 = ata_irq_on,
-
-       .port_start             = ata_sff_port_start,
 };
 
-static const struct ata_port_operations vt6421_pata_ops = {
+static struct ata_port_operations vt6421_pata_ops = {
+       .inherits               = &ata_bmdma_port_ops,
+       .cable_detect           = vt6421_pata_cable_detect,
        .set_piomode            = vt6421_set_pio_mode,
        .set_dmamode            = vt6421_set_dma_mode,
-       .mode_filter            = ata_pci_default_filter,
-
-       .tf_load                = ata_tf_load,
-       .tf_read                = ata_tf_read,
-       .check_status           = ata_check_status,
-       .exec_command           = ata_exec_command,
-       .dev_select             = ata_std_dev_select,
-
-       .bmdma_setup            = ata_bmdma_setup,
-       .bmdma_start            = ata_bmdma_start,
-       .bmdma_stop             = ata_bmdma_stop,
-       .bmdma_status           = ata_bmdma_status,
-
-       .qc_prep                = ata_qc_prep,
-       .qc_issue               = ata_qc_issue_prot,
-       .data_xfer              = ata_data_xfer,
-
-       .freeze                 = ata_bmdma_freeze,
-       .thaw                   = ata_bmdma_thaw,
-       .error_handler          = ata_bmdma_error_handler,
-       .post_internal_cmd      = ata_bmdma_post_internal_cmd,
-       .cable_detect           = vt6421_pata_cable_detect,
-
-       .irq_clear              = ata_bmdma_irq_clear,
-       .irq_on                 = ata_irq_on,
-
-       .port_start             = ata_sff_port_start,
 };
 
-static const struct ata_port_operations vt6421_sata_ops = {
-       .mode_filter            = ata_pci_default_filter,
-
-       .tf_load                = ata_tf_load,
-       .tf_read                = ata_tf_read,
-       .check_status           = ata_check_status,
-       .exec_command           = ata_exec_command,
-       .dev_select             = ata_std_dev_select,
-
-       .bmdma_setup            = ata_bmdma_setup,
-       .bmdma_start            = ata_bmdma_start,
-       .bmdma_stop             = ata_bmdma_stop,
-       .bmdma_status           = ata_bmdma_status,
-
-       .qc_prep                = ata_qc_prep,
-       .qc_issue               = ata_qc_issue_prot,
-       .data_xfer              = ata_data_xfer,
-
-       .freeze                 = ata_bmdma_freeze,
-       .thaw                   = ata_bmdma_thaw,
-       .error_handler          = ata_bmdma_error_handler,
-       .post_internal_cmd      = ata_bmdma_post_internal_cmd,
-
-       .irq_clear              = ata_bmdma_irq_clear,
-       .irq_on                 = ata_irq_on,
-
+static struct ata_port_operations vt6421_sata_ops = {
+       .inherits               = &ata_bmdma_port_ops,
        .scr_read               = svia_scr_read,
        .scr_write              = svia_scr_write,
-
-       .port_start             = ata_sff_port_start,
 };
 
 static const struct ata_port_info vt6420_port_info = {