[SCSI] atari_NCR5380, sun3_NCR5380: operator precedence fix

[linux-2.6-omap-h63xx.git] / drivers / ata / pata_ali.c

diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index 32a10c99c06f22f2623b284fa8a7f9d16b435685..8caf9afc8b905061097d10fedbd4627cabc88084 100644 (file)
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -63,6 +63,9 @@ static int ali_cable_override(struct pci_dev *pdev)
        /* Fujitsu P2000 */
        if (pdev->subsystem_vendor == 0x10CF && pdev->subsystem_device == 0x10AF)
                return 1;
+       /* Mitac 8317 (Winbook-A) and relatives */
+       if (pdev->subsystem_vendor == 0x1071  && pdev->subsystem_device == 0x8317)
+               return 1;
        /* Systems by DMI */
        if (dmi_check_system(cable_dmi_table))
                return 1;
@@ -282,6 +285,21 @@ static void ali_lock_sectors(struct ata_device *adev)
        adev->max_sectors = 255;
 }
 
+/**
+ *     ali_check_atapi_dma     -       DMA check for most ALi controllers
+ *     @adev: Device
+ *
+ *     Called to decide whether commands should be sent by DMA or PIO
+ */
+
+static int ali_check_atapi_dma(struct ata_queued_cmd *qc)
+{
+       /* If its not a media command, its not worth it */
+       if (qc->nbytes < 2048)
+               return -EOPNOTSUPP;
+       return 0;
+}
+
 static struct scsi_host_template ali_sht = {
        .module                 = THIS_MODULE,
        .name                   = DRV_NAME,
@@ -305,7 +323,6 @@ static struct scsi_host_template ali_sht = {
  */
 
 static struct ata_port_operations ali_early_port_ops = {
-       .port_disable   = ata_port_disable,
        .set_piomode    = ali_set_piomode,
        .tf_load        = ata_tf_load,
        .tf_read        = ata_tf_read,
@@ -327,9 +344,8 @@ static struct ata_port_operations ali_early_port_ops = {
        .irq_handler    = ata_interrupt,
        .irq_clear      = ata_bmdma_irq_clear,
        .irq_on         = ata_irq_on,
-       .irq_ack        = ata_irq_ack,
 
-       .port_start     = ata_port_start,
+       .port_start     = ata_sff_port_start,
 };
 
 /*
@@ -337,8 +353,6 @@ static struct ata_port_operations ali_early_port_ops = {
  *     detect
  */
 static struct ata_port_operations ali_20_port_ops = {
-       .port_disable   = ata_port_disable,
-
        .set_piomode    = ali_set_piomode,
        .set_dmamode    = ali_set_dmamode,
        .mode_filter    = ali_20_filter,
@@ -369,21 +383,20 @@ static struct ata_port_operations ali_20_port_ops = {
        .irq_handler    = ata_interrupt,
        .irq_clear      = ata_bmdma_irq_clear,
        .irq_on         = ata_irq_on,
-       .irq_ack        = ata_irq_ack,
 
-       .port_start     = ata_port_start,
+       .port_start     = ata_sff_port_start,
 };
 
 /*
  *     Port operations for DMA capable ALi with cable detect
  */
 static struct ata_port_operations ali_c2_port_ops = {
-       .port_disable   = ata_port_disable,
        .set_piomode    = ali_set_piomode,
        .set_dmamode    = ali_set_dmamode,
        .mode_filter    = ata_pci_default_filter,
        .tf_load        = ata_tf_load,
        .tf_read        = ata_tf_read,
+       .check_atapi_dma = ali_check_atapi_dma,
        .check_status   = ata_check_status,
        .exec_command   = ata_exec_command,
        .dev_select     = ata_std_dev_select,
@@ -408,21 +421,20 @@ static struct ata_port_operations ali_c2_port_ops = {
        .irq_handler    = ata_interrupt,
        .irq_clear      = ata_bmdma_irq_clear,
        .irq_on         = ata_irq_on,
-       .irq_ack        = ata_irq_ack,
 
-       .port_start     = ata_port_start,
+       .port_start     = ata_sff_port_start,
 };
 
 /*
  *     Port operations for DMA capable ALi with cable detect and LBA48
  */
 static struct ata_port_operations ali_c5_port_ops = {
-       .port_disable   = ata_port_disable,
        .set_piomode    = ali_set_piomode,
        .set_dmamode    = ali_set_dmamode,
        .mode_filter    = ata_pci_default_filter,
        .tf_load        = ata_tf_load,
        .tf_read        = ata_tf_read,
+       .check_atapi_dma = ali_check_atapi_dma,
        .check_status   = ata_check_status,
        .exec_command   = ata_exec_command,
        .dev_select     = ata_std_dev_select,
@@ -446,9 +458,8 @@ static struct ata_port_operations ali_c5_port_ops = {
        .irq_handler    = ata_interrupt,
        .irq_clear      = ata_bmdma_irq_clear,
        .irq_on         = ata_irq_on,
-       .irq_ack        = ata_irq_ack,
 
-       .port_start     = ata_port_start,
+       .port_start     = ata_sff_port_start,
 };