diff options
Diffstat (limited to 'drivers/fpga/altera-cvp.c')
| -rw-r--r-- | drivers/fpga/altera-cvp.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/drivers/fpga/altera-cvp.c b/drivers/fpga/altera-cvp.c index 5af0bd33890c..44badfd11e1b 100644 --- a/drivers/fpga/altera-cvp.c +++ b/drivers/fpga/altera-cvp.c @@ -22,9 +22,6 @@ #define TIMEOUT_US 2000 /* CVP STATUS timeout for USERMODE polling */ /* Vendor Specific Extended Capability Registers */ -#define VSE_PCIE_EXT_CAP_ID 0x0 -#define VSE_PCIE_EXT_CAP_ID_VAL 0x000b /* 16bit */ - #define VSE_CVP_STATUS 0x1c /* 32bit */ #define VSE_CVP_STATUS_CFG_RDY BIT(18) /* CVP_CONFIG_READY */ #define VSE_CVP_STATUS_CFG_ERR BIT(19) /* CVP_CONFIG_ERROR */ @@ -577,25 +574,18 @@ static int altera_cvp_probe(struct pci_dev *pdev, { struct altera_cvp_conf *conf; struct fpga_manager *mgr; - int ret, offset; - u16 cmd, val; + u16 cmd, offset; u32 regval; - - /* Discover the Vendor Specific Offset for this device */ - offset = pci_find_next_ext_capability(pdev, 0, PCI_EXT_CAP_ID_VNDR); - if (!offset) { - dev_err(&pdev->dev, "No Vendor Specific Offset.\n"); - return -ENODEV; - } + int ret; /* * First check if this is the expected FPGA device. PCI config * space access works without enabling the PCI device, memory * space access is enabled further down. */ - pci_read_config_word(pdev, offset + VSE_PCIE_EXT_CAP_ID, &val); - if (val != VSE_PCIE_EXT_CAP_ID_VAL) { - dev_err(&pdev->dev, "Wrong EXT_CAP_ID value 0x%x\n", val); + offset = pci_find_vsec_capability(pdev, PCI_VENDOR_ID_ALTERA, 0x1172); + if (!offset) { + dev_err(&pdev->dev, "Wrong VSEC ID value\n"); return -ENODEV; } |