[ofw] [patch] Support different parameters for different mlx4 cards.
Tzachi Dar
tzachid at mellanox.co.il
Tue Mar 31 01:46:03 PDT 2009
Applied on 2069.
Thanks
Tzachi
________________________________
From: ofw-bounces at lists.openfabrics.org
[mailto:ofw-bounces at lists.openfabrics.org] On Behalf Of Tzachi Dar
Sent: Sunday, March 29, 2009 6:56 PM
To: ofw at lists.openfabrics.org
Subject: [ofw] [patch] Support different parameters for different mlx4
cards.
Index: Q:/projinf4/trunk/hw/mlx4/kernel/bus/net/main.c
===================================================================
--- Q:/projinf4/trunk/hw/mlx4/kernel/bus/net/main.c (revision
4206)
+++ Q:/projinf4/trunk/hw/mlx4/kernel/bus/net/main.c (revision
4207)
@@ -159,7 +159,7 @@
struct mlx4_dev *mdev = dev;
for (i = 0; i < MLX4_MAX_PORTS; i++)
- port_type[i] = g.mod_port_type[i];
+ port_type[i] = dev->dev_params.mod_port_type[i];
err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
if (err) {
@@ -886,13 +886,15 @@
return NULL;
}
-int mlx4_init_one(struct pci_dev *pdev)
+
+int mlx4_init_one(struct pci_dev *pdev, struct mlx4_dev_params
*dev_params)
{
struct pci_device_id *id;
struct mlx4_priv *priv;
struct mlx4_dev *dev;
int err;
NTSTATUS status;
+ int i;
#ifdef FORCE_LIVEFISH
if (pdev)
@@ -964,6 +966,9 @@
goto end;
}
+ for (i = 0; i < MLX4_MAX_PORTS; i++)
+ dev->dev_params.mod_port_type[i] =
dev_params->mod_port_type[i];
+
/*
* Now reset the HCA before we touch the PCI capabilities or
* attempt a firmware command, since a boot ROM may have left
@@ -1077,8 +1082,11 @@
int mlx4_restart_one(struct pci_dev *pdev)
{
+ struct mlx4_dev_params dev_params;
+ mlx4_copy_dev_params(&dev_params, &pdev->dev->dev_params);
+
mlx4_remove_one(pdev, FALSE);
- return mlx4_init_one(pdev);
+ return mlx4_init_one(pdev, &dev_params);
}
void mlx4_net_init()
Index: Q:/projinf4/trunk/hw/mlx4/kernel/bus/net/mlx4.h
===================================================================
--- Q:/projinf4/trunk/hw/mlx4/kernel/bus/net/mlx4.h (revision
4206)
+++ Q:/projinf4/trunk/hw/mlx4/kernel/bus/net/mlx4.h (revision
4207)
@@ -83,7 +83,6 @@
int mod_enable_qos;
int mod_mlx4_blck_lb;
- enum mlx4_port_type mod_port_type[MLX4_MAX_PORTS];
int mod_interrupt_from_first;
int mod_affinity;
@@ -421,7 +420,7 @@
void mlx4_handle_catas_err(struct mlx4_dev *dev);
-int mlx4_init_one(struct pci_dev *pdev);
+int mlx4_init_one(struct pci_dev *pdev, struct mlx4_dev_params
*dev_params);
void mlx4_remove_one(struct pci_dev *pdev, int reset);
Index: Q:/projinf4/trunk/hw/mlx4/kernel/bus/inc/device.h
===================================================================
--- Q:/projinf4/trunk/hw/mlx4/kernel/bus/inc/device.h (revision
4206)
+++ Q:/projinf4/trunk/hw/mlx4/kernel/bus/inc/device.h (revision
4207)
@@ -337,6 +337,17 @@
#define MLX4_DEV_SIGNATURE 0xf1b34a6e
+struct mlx4_dev_params {
+ enum mlx4_port_type mod_port_type[MLX4_MAX_PORTS];
+} ;
+
+static inline void mlx4_copy_dev_params(
+ struct mlx4_dev_params *dst,
+ struct mlx4_dev_params *src)
+{
+ *dst = *src;
+}
+
struct mlx4_dev {
u32 signature;
struct pci_dev *pdev;
@@ -346,6 +357,7 @@
struct radix_tree_root qp_table_tree;
u32 rev_id;
char board_id[MLX4_BOARD_ID_LEN];
+ struct mlx4_dev_params dev_params;
};
struct mlx4_init_port_param {
Index: Q:/projinf4/trunk/hw/mlx4/kernel/bus/drv/mlx4_bus.inx
===================================================================
--- Q:/projinf4/trunk/hw/mlx4/kernel/bus/drv/mlx4_bus.inx
(revision 4206)
+++ Q:/projinf4/trunk/hw/mlx4/kernel/bus/drv/mlx4_bus.inx
(revision 4207)
@@ -138,12 +138,15 @@
[MLX4BUS.DDInstall.ntx86]
CopyFiles = MLX4BUS.CopyFiles
+AddReg = MLX4BUS.SoftwareReg
[MLX4BUS.DDInstall.ntamd64]
CopyFiles = MLX4BUS.CopyFiles
+AddReg = MLX4BUS.SoftwareReg
[MLX4BUS.DDInstall.ntia64]
CopyFiles = MLX4BUS.CopyFiles
+AddReg = MLX4BUS.SoftwareReg
[MLX4BUS.DDInstall.ntx86.Services]
AddService =
mlx4_bus,%SPSVCINST_ASSOCSERVICE%,MLX4BUS.ServiceInstall,MLX4BUS.EventLo
g
@@ -178,6 +181,9 @@
HKR, , EventMessageFile, 0x00020000,
"%%SystemRoot%%\System32\IoLogMsg.dll;%%SystemRoot%%\System32\drivers\ml
x4_bus.sys"
HKR, , TypesSupported, 0x00010001, 7
+[MLX4BUS.SoftwareReg]
+HKR,"Parameters","PortType",%REG_SZ%,"ib,ib"
+
[MLX4BUS.ParamsReg]
HKR,,DeviceCharacteristics,0x10001,0x0100 ; Use same
security checks on relative opens
HKR,,Security,,"D:P(A;;GA;;;BA)(A;;GA;;;SY)" ; Allow
generic-all access to Built-in administrators and Local system
@@ -197,9 +203,9 @@
HKR,"Parameters","NumMac",%REG_DWORD%,0x00000001
HKR,"Parameters","NumVlan",%REG_DWORD%,0x00000000
HKR,"Parameters","UsePrio",%REG_DWORD%,0x00000000
-HKR,"Parameters","PortType",%REG_SZ%,"ib,ib"
+
HKLM,"System\CurrentControlSet\Control\WMI\GlobalLogger\E51BB6E2-914A-4e
21-93C0-192F4801BBFF","Flags",%REG_DWORD%,0xffff
HKLM,"System\CurrentControlSet\Control\WMI\GlobalLogger\E51BB6E2-914A-4e
21-93C0-192F4801BBFF","Level",%REG_DWORD%,0x3
Index: Q:/projinf4/trunk/hw/mlx4/kernel/bus/drv/drv.c
===================================================================
--- Q:/projinf4/trunk/hw/mlx4/kernel/bus/drv/drv.c (revision
4206)
+++ Q:/projinf4/trunk/hw/mlx4/kernel/bus/drv/drv.c (revision
4207)
@@ -257,9 +257,74 @@
return status;
}
+
+NTSTATUS
+__read_dev_params(IN WDFDEVICE Device, struct mlx4_dev_params
*dev_params)
+{
+ NTSTATUS status = STATUS_SUCCESS;
+ WDFKEY hKey = NULL;
+ WDFKEY hParamsKey = NULL;
+ DECLARE_CONST_UNICODE_STRING(Parameters, L"Parameters");
+ DECLARE_CONST_UNICODE_STRING(PortType, L"PortType");
+#define MAX_UVALUE 100
+ WCHAR uvalue_data[MAX_UVALUE];
+ UNICODE_STRING uvalue;
+ status = WdfDeviceOpenRegistryKey(Device,
PLUGPLAY_REGKEY_DRIVER,
+ STANDARD_RIGHTS_ALL, WDF_NO_OBJECT_ATTRIBUTES, &hKey);
+ if( !NT_SUCCESS( status ) ) {
+ MLX4_PRINT( TRACE_LEVEL_ERROR ,MLX4_DBG_DEV
,("WdfDeviceOpenRegistryKey Failed status = 0x%x\n", status));
+ goto err;
+ }
+
+ status = WdfRegistryOpenKey(hKey, &Parameters,
STANDARD_RIGHTS_ALL, WDF_NO_OBJECT_ATTRIBUTES, &hParamsKey);
+ if( !NT_SUCCESS( status ) ) {
+ MLX4_PRINT( TRACE_LEVEL_ERROR ,MLX4_DBG_DEV
,("WdfRegistryOpenKey Failed status = 0x%x\n", status));
+ goto err;
+ }
+
+ uvalue.Buffer = uvalue_data;
+ uvalue.MaximumLength = MAX_UVALUE;
+ uvalue.Length = 0;
+
+ status = WdfRegistryQueryUnicodeString(hParamsKey, &PortType,
NULL, &uvalue);
+ if (NT_SUCCESS (status)) {
+ if (!wcscmp(uvalue_data, L"ib,ib")) {
+ dev_params->mod_port_type[0] = MLX4_PORT_TYPE_IB;
+ dev_params->mod_port_type[1] = MLX4_PORT_TYPE_IB;
+ } else
+ if (!wcscmp(uvalue_data, L"ib,eth")) {
+ dev_params->mod_port_type[0] = MLX4_PORT_TYPE_IB;
+ dev_params->mod_port_type[1] = MLX4_PORT_TYPE_ETH;
+ } else
+ if (!wcscmp(uvalue_data, L"eth,ib")) {
+ dev_params->mod_port_type[0] = MLX4_PORT_TYPE_ETH;
+ dev_params->mod_port_type[1] = MLX4_PORT_TYPE_IB;
+ } else
+ if (!wcscmp(uvalue_data, L"eth,eth")) {
+ dev_params->mod_port_type[0] = MLX4_PORT_TYPE_ETH;
+ dev_params->mod_port_type[1] = MLX4_PORT_TYPE_ETH;
+ }
+ }
+ else {
+ dev_params->mod_port_type[0] = MLX4_PORT_TYPE_IB;
+ dev_params->mod_port_type[1] = MLX4_PORT_TYPE_IB;
+ }
+
+err:
+ if (hKey != NULL)
+ WdfRegistryClose(hKey);
+
+ if (hParamsKey != NULL)
+ WdfRegistryClose(hParamsKey);
+
+ return status;
+}
+
+
static
NTSTATUS
-__start_card(
+__start_card(
+ IN WDFDEVICE Device,
IN PFDO_DEVICE_DATA p_fdo
)
{
@@ -269,12 +334,17 @@
int err;
NTSTATUS status = STATUS_SUCCESS;
struct pci_dev *pdev = &p_fdo->pci_dev;
+ struct mlx4_dev_params dev_params;
MLX4_ENTER(MLX4_DBG_DRV);
if ( p_fdo->card_started )
goto err;
-
+
+ status = __read_dev_params(Device, &dev_params);
+ if( !NT_SUCCESS( status ) )
+ goto err;
+
// enable the card
status = pci_hca_enable( &pdev->bus_pci_ifc,
&pdev->pci_cfg_space );
if( !NT_SUCCESS( status ) )
@@ -291,7 +361,7 @@
#endif
// NET library
- err = mlx4_init_one( &p_fdo->pci_dev );
+ err = mlx4_init_one( &p_fdo->pci_dev, &dev_params );
if (err) {
status = errno_to_ntstatus(err);
goto err;
@@ -323,12 +393,12 @@
p_fdo->bus_ib_ifc.pdev = &p_fdo->pci_dev;
p_fdo->bus_ib_ifc.p_ibdev = p_fdo->pci_dev.ib_dev;
- p_fdo->bus_ib_ifc.is_livefish =
mlx4_is_livefish(p_fdo->pci_dev.dev);
- if ( p_fdo->bus_ib_ifc.is_livefish == 0 ) {
- p_fdo->bus_ib_ifc.pmlx4_dev =
to_mdev(p_fdo->pci_dev.ib_dev)->dev;
- if ( p_fdo->bus_ib_ifc.pmlx4_dev->flags & MLX4_FLAG_MSI_X
)
- p_fdo->bus_ib_ifc.n_msi_vectors =
p_fdo->pci_dev.n_msi_vectors - 2;
- }
+ p_fdo->bus_ib_ifc.is_livefish =
mlx4_is_livefish(p_fdo->pci_dev.dev);
+ if ( p_fdo->bus_ib_ifc.is_livefish == 0 ) {
+ p_fdo->bus_ib_ifc.pmlx4_dev =
to_mdev(p_fdo->pci_dev.ib_dev)->dev;
+ if ( p_fdo->bus_ib_ifc.pmlx4_dev->flags & MLX4_FLAG_MSI_X )
+ p_fdo->bus_ib_ifc.n_msi_vectors =
p_fdo->pci_dev.n_msi_vectors - 2;
+ }
p_fdo->card_started = TRUE;
@@ -367,7 +437,7 @@
// start card (needed after Hibernetion)
if (PreviousState > WdfPowerDeviceD0)
- __start_card( p_fdo );
+ __start_card( Device, p_fdo );
mdev = pdev->dev;
// create child device
@@ -685,7 +755,7 @@
}
// start the card
- status = __start_card( p_fdo );
+ status = __start_card(Device, p_fdo );
err:
MLX4_EXIT( MLX4_DBG_DRV );
@@ -991,19 +1061,12 @@
// "Measure the interrupt from the first packet (default 1)"
DECLARE_CONST_UNICODE_STRING(InterruptFromFirstPacket,
L"InterruptFromFirstPacket");
- // "Ports L2 type (ib/eth/auto, entry per port, comma
seperated, default ib for all)"
- DECLARE_CONST_UNICODE_STRING(PortType, L"PortType");
-
// "ProcessorAffinity"
DECLARE_CONST_UNICODE_STRING(ProcessorAffinity,
L"ProcessorAffinity");
ULONG value;
WDFKEY hKey = NULL;
NTSTATUS status = STATUS_SUCCESS;
-
- UNICODE_STRING uvalue;
-#define MAX_UVALUE 100
- WCHAR uvalue_data[MAX_UVALUE];
status = WdfDriverOpenParametersRegistryKey( *hDriver,
STANDARD_RIGHTS_ALL, WDF_NO_OBJECT_ATTRIBUTES, &hKey );
@@ -1093,35 +1156,7 @@
else
g.mod_affinity = 0;
- uvalue.Buffer = uvalue_data;
- uvalue.MaximumLength = MAX_UVALUE;
- uvalue.Length = 0;
- status = WdfRegistryQueryUnicodeString(hKey, &PortType, NULL,
&uvalue);
- if (NT_SUCCESS (status)) {
- if (!wcscmp(uvalue_data, L"ib,ib")) {
- g.mod_port_type [0] = MLX4_PORT_TYPE_IB;
- g.mod_port_type [1] = MLX4_PORT_TYPE_IB;
- } else
- if (!wcscmp(uvalue_data, L"ib,eth")) {
- g.mod_port_type [0] = MLX4_PORT_TYPE_IB;
- g.mod_port_type [1] = MLX4_PORT_TYPE_ETH;
- } else
- if (!wcscmp(uvalue_data, L"eth,ib")) {
- g.mod_port_type [0] = MLX4_PORT_TYPE_ETH;
- g.mod_port_type [1] = MLX4_PORT_TYPE_IB;
- } else
- if (!wcscmp(uvalue_data, L"eth,eth")) {
- g.mod_port_type [0] = MLX4_PORT_TYPE_ETH;
- g.mod_port_type [1] = MLX4_PORT_TYPE_ETH;
- }
- }
- else {
- g.mod_port_type [0] = MLX4_PORT_TYPE_IB;
- g.mod_port_type [1] = MLX4_PORT_TYPE_IB;
- }
-
-
WdfRegistryClose(hKey);
status = STATUS_SUCCESS;
}
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