Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a73984a0d5664fa1bfdd9f0a475b8d74af7f44a6
Commit:     a73984a0d5664fa1bfdd9f0a475b8d74af7f44a6
Parent:     fecfda5d88dcc3775f72d6f3a55d11b77c67f878
Author:     Jeff Garzik <[EMAIL PROTECTED]>
AuthorDate: Fri Mar 9 08:37:46 2007 -0500
Committer:  Jeff Garzik <[EMAIL PROTECTED]>
CommitDate: Sat Apr 28 14:15:57 2007 -0400

    [libata] More PATA driver ->cable_detect support
    
    Roll-up of ->cable_detect feature addition patches, authored and
    signed-off-by Alan Cox.
    
    Signed-off-by: Jeff Garzik <[EMAIL PROTECTED]>
---
 drivers/ata/pata_artop.c     |   26 ++++++++++++++++++--------
 drivers/ata/pata_cmd64x.c    |   34 +++++++++-------------------------
 drivers/ata/pata_cs5520.c    |   15 ++-------------
 drivers/ata/pata_cs5530.c    |   15 ++-------------
 drivers/ata/pata_hpt3x3.c    |   22 ++--------------------
 drivers/ata/pata_isapnp.c    |    1 +
 drivers/ata/pata_ixp4xx_cf.c |    1 +
 drivers/ata/pata_legacy.c    |    7 +++++++
 8 files changed, 42 insertions(+), 79 deletions(-)

diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index 21c3028..00e9ec3 100644
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -49,8 +49,6 @@ static int artop6210_pre_reset(struct ata_port *ap)
 
        if (!pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
                return -ENOENT;
-
-       ap->cbl = ATA_CBL_PATA40;
        return ata_std_prereset(ap);
 }
 
@@ -85,18 +83,28 @@ static int artop6260_pre_reset(struct ata_port *ap)
        };
 
        struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-       u8 tmp;
 
        /* Odd numbered device ids are the units with enable bits (the -R 
cards) */
        if (pdev->device % 1 && !pci_test_config_bits(pdev, 
&artop_enable_bits[ap->port_no]))
                return -ENOENT;
+       return ata_std_prereset(ap);
+}
 
+/**
+ *     artop6260_cable_detect  -       identify cable type
+ *     @ap: Port
+ *
+ *     Identify the cable type for the ARTOp interface in question
+ */
+ 
+static int artop6260_cable_detect(struct ata_port *ap)
+{
+       struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+       u8 tmp;
        pci_read_config_byte(pdev, 0x49, &tmp);
        if (tmp & (1 << ap->port_no))
-               ap->cbl = ATA_CBL_PATA40;
-       else
-               ap->cbl = ATA_CBL_PATA80;
-       return ata_std_prereset(ap);
+               return ATA_CBL_PATA40;
+       return ATA_CBL_PATA80;
 }
 
 /**
@@ -225,7 +233,7 @@ static void artop6260_set_piomode(struct ata_port *ap, 
struct ata_device *adev)
 /**
  *     artop6210_set_dmamode - Initialize host controller PATA PIO timings
  *     @ap: Port whose timings we are configuring
- *     @adev: um
+ *     @adev: Device whose timings we are configuring
  *
  *     Set DMA mode for device, in host controller PCI config space.
  *
@@ -333,6 +341,7 @@ static const struct ata_port_operations artop6210_ops = {
        .thaw                   = ata_bmdma_thaw,
        .error_handler          = artop6210_error_handler,
        .post_internal_cmd      = ata_bmdma_post_internal_cmd,
+       .cable_detect           = ata_cable_40wire,
 
        .bmdma_setup            = ata_bmdma_setup,
        .bmdma_start            = ata_bmdma_start,
@@ -366,6 +375,7 @@ static const struct ata_port_operations artop6260_ops = {
        .thaw                   = ata_bmdma_thaw,
        .error_handler          = artop6260_error_handler,
        .post_internal_cmd      = ata_bmdma_post_internal_cmd,
+       .cable_detect           = artop6260_cable_detect,
 
        .bmdma_setup            = ata_bmdma_setup,
        .bmdma_start            = ata_bmdma_start,
diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c
index 5b13bdd..3989cc5 100644
--- a/drivers/ata/pata_cmd64x.c
+++ b/drivers/ata/pata_cmd64x.c
@@ -75,13 +75,7 @@ enum {
        DTPR1           = 0x7C
 };
 
-static int cmd64x_pre_reset(struct ata_port *ap)
-{
-       ap->cbl = ATA_CBL_PATA40;
-       return ata_std_prereset(ap);
-}
-
-static int cmd648_pre_reset(struct ata_port *ap)
+static int cmd648_cable_detect(struct ata_port *ap)
 {
        struct pci_dev *pdev = to_pci_dev(ap->host->dev);
        u8 r;
@@ -89,21 +83,8 @@ static int cmd648_pre_reset(struct ata_port *ap)
        /* Check cable detect bits */
        pci_read_config_byte(pdev, BMIDECSR, &r);
        if (r & (1 << ap->port_no))
-               ap->cbl = ATA_CBL_PATA80;
-       else
-               ap->cbl = ATA_CBL_PATA40;
-
-       return ata_std_prereset(ap);
-}
-
-static void cmd64x_error_handler(struct ata_port *ap)
-{
-       return ata_bmdma_drive_eh(ap, cmd64x_pre_reset, ata_std_softreset, 
NULL, ata_std_postreset);
-}
-
-static void cmd648_error_handler(struct ata_port *ap)
-{
-       ata_bmdma_drive_eh(ap, cmd648_pre_reset, ata_std_softreset, NULL, 
ata_std_postreset);
+               return ATA_CBL_PATA80;
+       return ATA_CBL_PATA40;
 }
 
 /**
@@ -304,8 +285,9 @@ static struct ata_port_operations cmd64x_port_ops = {
 
        .freeze         = ata_bmdma_freeze,
        .thaw           = ata_bmdma_thaw,
-       .error_handler  = cmd64x_error_handler,
+       .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .bmdma_setup    = ata_bmdma_setup,
        .bmdma_start    = ata_bmdma_start,
@@ -338,8 +320,9 @@ static struct ata_port_operations cmd646r1_port_ops = {
 
        .freeze         = ata_bmdma_freeze,
        .thaw           = ata_bmdma_thaw,
-       .error_handler  = cmd64x_error_handler,
+       .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .bmdma_setup    = ata_bmdma_setup,
        .bmdma_start    = ata_bmdma_start,
@@ -372,8 +355,9 @@ static struct ata_port_operations cmd648_port_ops = {
 
        .freeze         = ata_bmdma_freeze,
        .thaw           = ata_bmdma_thaw,
-       .error_handler  = cmd648_error_handler,
+       .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = cmd648_cable_detect,
 
        .bmdma_setup    = ata_bmdma_setup,
        .bmdma_start    = ata_bmdma_start,
diff --git a/drivers/ata/pata_cs5520.c b/drivers/ata/pata_cs5520.c
index 55cc293..b5b27ba 100644
--- a/drivers/ata/pata_cs5520.c
+++ b/drivers/ata/pata_cs5520.c
@@ -139,18 +139,6 @@ static void cs5520_set_piomode(struct ata_port *ap, struct 
ata_device *adev)
        cs5520_set_timings(ap, adev, adev->pio_mode);
 }
 
-
-static int cs5520_pre_reset(struct ata_port *ap)
-{
-       ap->cbl = ATA_CBL_PATA40;
-       return ata_std_prereset(ap);
-}
-
-static void cs5520_error_handler(struct ata_port *ap)
-{
-       return ata_bmdma_drive_eh(ap, cs5520_pre_reset, ata_std_softreset, 
NULL, ata_std_postreset);
-}
-
 static struct scsi_host_template cs5520_sht = {
        .module                 = THIS_MODULE,
        .name                   = DRV_NAME,
@@ -186,8 +174,9 @@ static struct ata_port_operations cs5520_port_ops = {
 
        .freeze                 = ata_bmdma_freeze,
        .thaw                   = ata_bmdma_thaw,
-       .error_handler          = cs5520_error_handler,
+       .error_handler          = ata_bmdma_error_handler,
        .post_internal_cmd      = ata_bmdma_post_internal_cmd,
+       .cable_detect           = ata_cable_40wire,
 
        .bmdma_setup            = ata_bmdma_setup,
        .bmdma_start            = ata_bmdma_start,
diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c
index db63e80..29642d5 100644
--- a/drivers/ata/pata_cs5530.c
+++ b/drivers/ata/pata_cs5530.c
@@ -160,18 +160,6 @@ static unsigned int cs5530_qc_issue_prot(struct 
ata_queued_cmd *qc)
        return ata_qc_issue_prot(qc);
 }
 
-static int cs5530_pre_reset(struct ata_port *ap)
-{
-       ap->cbl = ATA_CBL_PATA40;
-       return ata_std_prereset(ap);
-}
-
-static void cs5530_error_handler(struct ata_port *ap)
-{
-       return ata_bmdma_drive_eh(ap, cs5530_pre_reset, ata_std_softreset, 
NULL, ata_std_postreset);
-}
-
-
 static struct scsi_host_template cs5530_sht = {
        .module                 = THIS_MODULE,
        .name                   = DRV_NAME,
@@ -213,8 +201,9 @@ static struct ata_port_operations cs5530_port_ops = {
 
        .freeze         = ata_bmdma_freeze,
        .thaw           = ata_bmdma_thaw,
-       .error_handler  = cs5530_error_handler,
+       .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = cs5530_qc_issue_prot,
diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c
index 813485c..ac28ec8 100644
--- a/drivers/ata/pata_hpt3x3.c
+++ b/drivers/ata/pata_hpt3x3.c
@@ -25,25 +25,6 @@
 #define DRV_NAME       "pata_hpt3x3"
 #define DRV_VERSION    "0.4.2"
 
-static int hpt3x3_probe_init(struct ata_port *ap)
-{
-       ap->cbl = ATA_CBL_PATA40;
-       return ata_std_prereset(ap);
-}
-
-/**
- *     hpt3x3_probe_reset      -       reset the hpt3x3 bus
- *     @ap: ATA port to reset
- *
- *     Perform the housekeeping when doing an ATA bus reeset. We just
- *     need to force the cable type.
- */
-
-static void hpt3x3_error_handler(struct ata_port *ap)
-{
-       return ata_bmdma_drive_eh(ap, hpt3x3_probe_init, ata_std_softreset, 
NULL, ata_std_postreset);
-}
-
 /**
  *     hpt3x3_set_piomode              -       PIO setup
  *     @ap: ATA interface
@@ -139,8 +120,9 @@ static struct ata_port_operations hpt3x3_port_ops = {
 
        .freeze         = ata_bmdma_freeze,
        .thaw           = ata_bmdma_thaw,
-       .error_handler  = hpt3x3_error_handler,
+       .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .bmdma_setup    = ata_bmdma_setup,
        .bmdma_start    = ata_bmdma_start,
diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c
index 1a61cc8..2580ab3 100644
--- a/drivers/ata/pata_isapnp.c
+++ b/drivers/ata/pata_isapnp.c
@@ -49,6 +49,7 @@ static struct ata_port_operations isapnp_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = ata_qc_issue_prot,
diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c
index c6f0e19..8257af8 100644
--- a/drivers/ata/pata_ixp4xx_cf.c
+++ b/drivers/ata/pata_ixp4xx_cf.c
@@ -129,6 +129,7 @@ static struct ata_port_operations ixp4xx_port_ops = {
        .qc_issue       = ata_qc_issue_prot,
        .eng_timeout    = ata_eng_timeout,
        .data_xfer      = ixp4xx_mmio_data_xfer,
+       .cable_detect   = ata_cable_40wire,
 
        .irq_handler    = ata_interrupt,
        .irq_clear      = ixp4xx_irq_clear,
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 86fbcd6..0b1749a 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -162,6 +162,7 @@ static struct ata_port_operations simple_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = ata_qc_issue_prot,
@@ -185,6 +186,7 @@ static struct ata_port_operations legacy_port_ops = {
        .check_status   = ata_check_status,
        .exec_command   = ata_exec_command,
        .dev_select     = ata_std_dev_select,
+       .cable_detect   = ata_cable_40wire,
 
        .freeze         = ata_bmdma_freeze,
        .thaw           = ata_bmdma_thaw,
@@ -305,6 +307,7 @@ static struct ata_port_operations pdc20230_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = ata_qc_issue_prot,
@@ -360,6 +363,7 @@ static struct ata_port_operations ht6560a_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = ata_qc_issue_prot,
@@ -426,6 +430,7 @@ static struct ata_port_operations ht6560b_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = ata_qc_issue_prot,
@@ -547,6 +552,7 @@ static struct ata_port_operations opti82c611a_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = ata_qc_issue_prot,
@@ -680,6 +686,7 @@ static struct ata_port_operations opti82c46x_port_ops = {
        .thaw           = ata_bmdma_thaw,
        .error_handler  = ata_bmdma_error_handler,
        .post_internal_cmd = ata_bmdma_post_internal_cmd,
+       .cable_detect   = ata_cable_40wire,
 
        .qc_prep        = ata_qc_prep,
        .qc_issue       = opti82c46x_qc_issue_prot,
-
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