diff options
Diffstat (limited to 'drivers/crypto/qat/qat_common/adf_sriov.c')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_sriov.c | 78 |
1 files changed, 14 insertions, 64 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_sriov.c b/drivers/crypto/qat/qat_common/adf_sriov.c index 963b2bea78f2..8c822c2861c2 100644 --- a/drivers/crypto/qat/qat_common/adf_sriov.c +++ b/drivers/crypto/qat/qat_common/adf_sriov.c @@ -10,31 +10,6 @@ static struct workqueue_struct *pf2vf_resp_wq; -#define ME2FUNCTION_MAP_A_OFFSET (0x3A400 + 0x190) -#define ME2FUNCTION_MAP_A_NUM_REGS 96 - -#define ME2FUNCTION_MAP_B_OFFSET (0x3A400 + 0x310) -#define ME2FUNCTION_MAP_B_NUM_REGS 12 - -#define ME2FUNCTION_MAP_REG_SIZE 4 -#define ME2FUNCTION_MAP_VALID BIT(7) - -#define READ_CSR_ME2FUNCTION_MAP_A(pmisc_bar_addr, index) \ - ADF_CSR_RD(pmisc_bar_addr, ME2FUNCTION_MAP_A_OFFSET + \ - ME2FUNCTION_MAP_REG_SIZE * index) - -#define WRITE_CSR_ME2FUNCTION_MAP_A(pmisc_bar_addr, index, value) \ - ADF_CSR_WR(pmisc_bar_addr, ME2FUNCTION_MAP_A_OFFSET + \ - ME2FUNCTION_MAP_REG_SIZE * index, value) - -#define READ_CSR_ME2FUNCTION_MAP_B(pmisc_bar_addr, index) \ - ADF_CSR_RD(pmisc_bar_addr, ME2FUNCTION_MAP_B_OFFSET + \ - ME2FUNCTION_MAP_REG_SIZE * index) - -#define WRITE_CSR_ME2FUNCTION_MAP_B(pmisc_bar_addr, index, value) \ - ADF_CSR_WR(pmisc_bar_addr, ME2FUNCTION_MAP_B_OFFSET + \ - ME2FUNCTION_MAP_REG_SIZE * index, value) - struct adf_pf2vf_resp { struct work_struct pf2vf_resp_work; struct adf_accel_vf_info *vf_info; @@ -68,12 +43,8 @@ static int adf_enable_sriov(struct adf_accel_dev *accel_dev) struct pci_dev *pdev = accel_to_pci_dev(accel_dev); int totalvfs = pci_sriov_get_totalvfs(pdev); struct adf_hw_device_data *hw_data = accel_dev->hw_device; - struct adf_bar *pmisc = - &GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)]; - void __iomem *pmisc_addr = pmisc->virt_addr; struct adf_accel_vf_info *vf_info; int i; - u32 reg; for (i = 0, vf_info = accel_dev->pf.vf_info; i < totalvfs; i++, vf_info++) { @@ -90,22 +61,13 @@ static int adf_enable_sriov(struct adf_accel_dev *accel_dev) DEFAULT_RATELIMIT_BURST); } - /* Set Valid bits in ME Thread to PCIe Function Mapping Group A */ - for (i = 0; i < ME2FUNCTION_MAP_A_NUM_REGS; i++) { - reg = READ_CSR_ME2FUNCTION_MAP_A(pmisc_addr, i); - reg |= ME2FUNCTION_MAP_VALID; - WRITE_CSR_ME2FUNCTION_MAP_A(pmisc_addr, i, reg); - } - - /* Set Valid bits in ME Thread to PCIe Function Mapping Group B */ - for (i = 0; i < ME2FUNCTION_MAP_B_NUM_REGS; i++) { - reg = READ_CSR_ME2FUNCTION_MAP_B(pmisc_addr, i); - reg |= ME2FUNCTION_MAP_VALID; - WRITE_CSR_ME2FUNCTION_MAP_B(pmisc_addr, i, reg); - } + /* Set Valid bits in AE Thread to PCIe Function Mapping */ + if (hw_data->configure_iov_threads) + hw_data->configure_iov_threads(accel_dev, true); /* Enable VF to PF interrupts for all VFs */ - adf_enable_vf2pf_interrupts(accel_dev, GENMASK_ULL(totalvfs - 1, 0)); + if (hw_data->get_pf2vf_offset) + adf_enable_vf2pf_interrupts(accel_dev, BIT_ULL(totalvfs) - 1); /* * Due to the hardware design, when SR-IOV and the ring arbiter @@ -127,37 +89,25 @@ static int adf_enable_sriov(struct adf_accel_dev *accel_dev) void adf_disable_sriov(struct adf_accel_dev *accel_dev) { struct adf_hw_device_data *hw_data = accel_dev->hw_device; - struct adf_bar *pmisc = - &GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)]; - void __iomem *pmisc_addr = pmisc->virt_addr; int totalvfs = pci_sriov_get_totalvfs(accel_to_pci_dev(accel_dev)); struct adf_accel_vf_info *vf; - u32 reg; int i; if (!accel_dev->pf.vf_info) return; - adf_pf2vf_notify_restarting(accel_dev); + if (hw_data->get_pf2vf_offset) + adf_pf2vf_notify_restarting(accel_dev); pci_disable_sriov(accel_to_pci_dev(accel_dev)); /* Disable VF to PF interrupts */ - adf_disable_vf2pf_interrupts(accel_dev, 0xFFFFFFFF); + if (hw_data->get_pf2vf_offset) + adf_disable_vf2pf_interrupts(accel_dev, GENMASK(31, 0)); - /* Clear Valid bits in ME Thread to PCIe Function Mapping Group A */ - for (i = 0; i < ME2FUNCTION_MAP_A_NUM_REGS; i++) { - reg = READ_CSR_ME2FUNCTION_MAP_A(pmisc_addr, i); - reg &= ~ME2FUNCTION_MAP_VALID; - WRITE_CSR_ME2FUNCTION_MAP_A(pmisc_addr, i, reg); - } - - /* Clear Valid bits in ME Thread to PCIe Function Mapping Group B */ - for (i = 0; i < ME2FUNCTION_MAP_B_NUM_REGS; i++) { - reg = READ_CSR_ME2FUNCTION_MAP_B(pmisc_addr, i); - reg &= ~ME2FUNCTION_MAP_VALID; - WRITE_CSR_ME2FUNCTION_MAP_B(pmisc_addr, i, reg); - } + /* Clear Valid bits in AE Thread to PCIe Function Mapping */ + if (hw_data->configure_iov_threads) + hw_data->configure_iov_threads(accel_dev, false); for (i = 0, vf = accel_dev->pf.vf_info; i < totalvfs; i++, vf++) { tasklet_disable(&vf->vf2pf_bh_tasklet); @@ -172,13 +122,13 @@ EXPORT_SYMBOL_GPL(adf_disable_sriov); /** * adf_sriov_configure() - Enable SRIOV for the device - * @pdev: Pointer to pci device. + * @pdev: Pointer to PCI device. * @numvfs: Number of virtual functions (VFs) to enable. * * Note that the @numvfs parameter is ignored and all VFs supported by the * device are enabled due to the design of the hardware. * - * Function enables SRIOV for the pci device. + * Function enables SRIOV for the PCI device. * * Return: number of VFs enabled on success, error code otherwise. */ |