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authorMarco Chiappero <marco.chiappero@intel.com>2022-04-07 19:54:53 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2022-04-15 11:34:27 +0300
commite3e668fc77153591553a14c4077c619b2ab55974 (patch)
tree4a6c14645184e4ed5991e0832f5cd1fea8ce069e
parent8314ae8f5363ff8e7dece6d0eb884970a5530969 (diff)
downloadlinux-e3e668fc77153591553a14c4077c619b2ab55974.tar.xz
crypto: qat - replace disable_vf2pf_interrupts()
As a consequence of the refactored VF2PF interrupt handling logic, a function that disables specific VF2PF interrupts is no longer needed. Instead, a simpler function that disables all the interrupts, also hiding the device specific amount of VFs to be disabled from the pfvf_ops users, would be sufficient. This patch replaces disable_vf2pf_interrupts() with the new disable_all_vf2pf_interrupts(), which doesn't need any argument and disables all the VF2PF interrupts. Signed-off-by: Marco Chiappero <marco.chiappero@intel.com> Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--drivers/crypto/qat/qat_common/adf_accel_devices.h2
-rw-r--r--drivers/crypto/qat/qat_common/adf_common_drv.h3
-rw-r--r--drivers/crypto/qat/qat_common/adf_gen2_pfvf.c13
-rw-r--r--drivers/crypto/qat/qat_common/adf_gen4_pfvf.c10
-rw-r--r--drivers/crypto/qat/qat_common/adf_isr.c4
-rw-r--r--drivers/crypto/qat/qat_common/adf_sriov.c2
-rw-r--r--drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c23
7 files changed, 23 insertions, 34 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_accel_devices.h b/drivers/crypto/qat/qat_common/adf_accel_devices.h
index dfa7ee41c5e9..e927799a8e6c 100644
--- a/drivers/crypto/qat/qat_common/adf_accel_devices.h
+++ b/drivers/crypto/qat/qat_common/adf_accel_devices.h
@@ -153,7 +153,7 @@ struct adf_pfvf_ops {
u32 (*get_pf2vf_offset)(u32 i);
u32 (*get_vf2pf_offset)(u32 i);
void (*enable_vf2pf_interrupts)(void __iomem *pmisc_addr, u32 vf_mask);
- void (*disable_vf2pf_interrupts)(void __iomem *pmisc_addr, u32 vf_mask);
+ void (*disable_all_vf2pf_interrupts)(void __iomem *pmisc_addr);
u32 (*disable_pending_vf2pf_interrupts)(void __iomem *pmisc_addr);
int (*send_msg)(struct adf_accel_dev *accel_dev, struct pfvf_message msg,
u32 pfvf_offset, struct mutex *csr_lock);
diff --git a/drivers/crypto/qat/qat_common/adf_common_drv.h b/drivers/crypto/qat/qat_common/adf_common_drv.h
index feecf1035a90..da9d765834f0 100644
--- a/drivers/crypto/qat/qat_common/adf_common_drv.h
+++ b/drivers/crypto/qat/qat_common/adf_common_drv.h
@@ -195,10 +195,9 @@ bool adf_misc_wq_queue_work(struct work_struct *work);
#if defined(CONFIG_PCI_IOV)
int adf_sriov_configure(struct pci_dev *pdev, int numvfs);
void adf_disable_sriov(struct adf_accel_dev *accel_dev);
-void adf_disable_vf2pf_interrupts(struct adf_accel_dev *accel_dev,
- u32 vf_mask);
void adf_enable_vf2pf_interrupts(struct adf_accel_dev *accel_dev,
u32 vf_mask);
+void adf_disable_all_vf2pf_interrupts(struct adf_accel_dev *accel_dev);
bool adf_recv_and_handle_pf2vf_msg(struct adf_accel_dev *accel_dev);
bool adf_recv_and_handle_vf2pf_msg(struct adf_accel_dev *accel_dev, u32 vf_nr);
int adf_pf2vf_handle_pf_restarting(struct adf_accel_dev *accel_dev);
diff --git a/drivers/crypto/qat/qat_common/adf_gen2_pfvf.c b/drivers/crypto/qat/qat_common/adf_gen2_pfvf.c
index 8df952df18ef..606409533409 100644
--- a/drivers/crypto/qat/qat_common/adf_gen2_pfvf.c
+++ b/drivers/crypto/qat/qat_common/adf_gen2_pfvf.c
@@ -62,15 +62,12 @@ static void adf_gen2_enable_vf2pf_interrupts(void __iomem *pmisc_addr,
}
}
-static void adf_gen2_disable_vf2pf_interrupts(void __iomem *pmisc_addr,
- u32 vf_mask)
+static void adf_gen2_disable_all_vf2pf_interrupts(void __iomem *pmisc_addr)
{
/* Disable VF2PF interrupts for VFs 0 through 15 per vf_mask[15:0] */
- if (vf_mask & ADF_GEN2_VF_MSK) {
- u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK3)
- | ADF_GEN2_ERR_MSK_VF2PF(vf_mask);
- ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK3, val);
- }
+ u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK3)
+ | ADF_GEN2_ERR_MSK_VF2PF(ADF_GEN2_VF_MSK);
+ ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK3, val);
}
static u32 adf_gen2_disable_pending_vf2pf_interrupts(void __iomem *pmisc_addr)
@@ -385,7 +382,7 @@ void adf_gen2_init_pf_pfvf_ops(struct adf_pfvf_ops *pfvf_ops)
pfvf_ops->get_pf2vf_offset = adf_gen2_pf_get_pfvf_offset;
pfvf_ops->get_vf2pf_offset = adf_gen2_pf_get_pfvf_offset;
pfvf_ops->enable_vf2pf_interrupts = adf_gen2_enable_vf2pf_interrupts;
- pfvf_ops->disable_vf2pf_interrupts = adf_gen2_disable_vf2pf_interrupts;
+ pfvf_ops->disable_all_vf2pf_interrupts = adf_gen2_disable_all_vf2pf_interrupts;
pfvf_ops->disable_pending_vf2pf_interrupts = adf_gen2_disable_pending_vf2pf_interrupts;
pfvf_ops->send_msg = adf_gen2_pf2vf_send;
pfvf_ops->recv_msg = adf_gen2_vf2pf_recv;
diff --git a/drivers/crypto/qat/qat_common/adf_gen4_pfvf.c b/drivers/crypto/qat/qat_common/adf_gen4_pfvf.c
index 4061725b926d..8091fc52e13a 100644
--- a/drivers/crypto/qat/qat_common/adf_gen4_pfvf.c
+++ b/drivers/crypto/qat/qat_common/adf_gen4_pfvf.c
@@ -46,13 +46,9 @@ static void adf_gen4_enable_vf2pf_interrupts(void __iomem *pmisc_addr,
ADF_CSR_WR(pmisc_addr, ADF_4XXX_VM2PF_MSK, val);
}
-static void adf_gen4_disable_vf2pf_interrupts(void __iomem *pmisc_addr,
- u32 vf_mask)
+static void adf_gen4_disable_all_vf2pf_interrupts(void __iomem *pmisc_addr)
{
- unsigned int val;
-
- val = ADF_CSR_RD(pmisc_addr, ADF_4XXX_VM2PF_MSK) | vf_mask;
- ADF_CSR_WR(pmisc_addr, ADF_4XXX_VM2PF_MSK, val);
+ ADF_CSR_WR(pmisc_addr, ADF_4XXX_VM2PF_MSK, ADF_GEN4_VF_MSK);
}
static u32 adf_gen4_disable_pending_vf2pf_interrupts(void __iomem *pmisc_addr)
@@ -144,7 +140,7 @@ void adf_gen4_init_pf_pfvf_ops(struct adf_pfvf_ops *pfvf_ops)
pfvf_ops->get_pf2vf_offset = adf_gen4_pf_get_pf2vf_offset;
pfvf_ops->get_vf2pf_offset = adf_gen4_pf_get_vf2pf_offset;
pfvf_ops->enable_vf2pf_interrupts = adf_gen4_enable_vf2pf_interrupts;
- pfvf_ops->disable_vf2pf_interrupts = adf_gen4_disable_vf2pf_interrupts;
+ pfvf_ops->disable_all_vf2pf_interrupts = adf_gen4_disable_all_vf2pf_interrupts;
pfvf_ops->disable_pending_vf2pf_interrupts = adf_gen4_disable_pending_vf2pf_interrupts;
pfvf_ops->send_msg = adf_gen4_pfvf_send;
pfvf_ops->recv_msg = adf_gen4_pfvf_recv;
diff --git a/drivers/crypto/qat/qat_common/adf_isr.c b/drivers/crypto/qat/qat_common/adf_isr.c
index 23f7fff32c64..ad9e135b8560 100644
--- a/drivers/crypto/qat/qat_common/adf_isr.c
+++ b/drivers/crypto/qat/qat_common/adf_isr.c
@@ -66,13 +66,13 @@ void adf_enable_vf2pf_interrupts(struct adf_accel_dev *accel_dev, u32 vf_mask)
spin_unlock_irqrestore(&accel_dev->pf.vf2pf_ints_lock, flags);
}
-void adf_disable_vf2pf_interrupts(struct adf_accel_dev *accel_dev, u32 vf_mask)
+void adf_disable_all_vf2pf_interrupts(struct adf_accel_dev *accel_dev)
{
void __iomem *pmisc_addr = adf_get_pmisc_base(accel_dev);
unsigned long flags;
spin_lock_irqsave(&accel_dev->pf.vf2pf_ints_lock, flags);
- GET_PFVF_OPS(accel_dev)->disable_vf2pf_interrupts(pmisc_addr, vf_mask);
+ GET_PFVF_OPS(accel_dev)->disable_all_vf2pf_interrupts(pmisc_addr);
spin_unlock_irqrestore(&accel_dev->pf.vf2pf_ints_lock, flags);
}
diff --git a/drivers/crypto/qat/qat_common/adf_sriov.c b/drivers/crypto/qat/qat_common/adf_sriov.c
index 8e8421a46b54..f38b2ffde146 100644
--- a/drivers/crypto/qat/qat_common/adf_sriov.c
+++ b/drivers/crypto/qat/qat_common/adf_sriov.c
@@ -106,7 +106,7 @@ void adf_disable_sriov(struct adf_accel_dev *accel_dev)
pci_disable_sriov(accel_to_pci_dev(accel_dev));
/* Disable VF to PF interrupts */
- adf_disable_vf2pf_interrupts(accel_dev, GENMASK(31, 0));
+ adf_disable_all_vf2pf_interrupts(accel_dev);
/* Clear Valid bits in AE Thread to PCIe Function Mapping */
if (hw_data->configure_iov_threads)
diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c
index 86187671893c..cb3bdd3618fb 100644
--- a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c
+++ b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c
@@ -126,22 +126,19 @@ static void enable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask)
}
}
-static void disable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask)
+static void disable_all_vf2pf_interrupts(void __iomem *pmisc_addr)
{
+ u32 val;
+
/* Disable VF2PF interrupts for VFs 0 through 15 per vf_mask[15:0] */
- if (vf_mask & 0xFFFF) {
- u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK3)
- | ADF_DH895XCC_ERR_MSK_VF2PF_L(vf_mask);
- ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK3, val);
- }
+ val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK3)
+ | ADF_DH895XCC_ERR_MSK_VF2PF_L(ADF_DH895XCC_VF_MSK);
+ ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK3, val);
/* Disable VF2PF interrupts for VFs 16 through 31 per vf_mask[31:16] */
- if (vf_mask >> 16) {
- u32 val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK5)
- | ADF_DH895XCC_ERR_MSK_VF2PF_U(vf_mask);
-
- ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK5, val);
- }
+ val = ADF_CSR_RD(pmisc_addr, ADF_GEN2_ERRMSK5)
+ | ADF_DH895XCC_ERR_MSK_VF2PF_U(ADF_DH895XCC_VF_MSK);
+ ADF_CSR_WR(pmisc_addr, ADF_GEN2_ERRMSK5, val);
}
static u32 disable_pending_vf2pf_interrupts(void __iomem *pmisc_addr)
@@ -240,7 +237,7 @@ void adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data)
adf_gen2_init_pf_pfvf_ops(&hw_data->pfvf_ops);
hw_data->pfvf_ops.enable_vf2pf_interrupts = enable_vf2pf_interrupts;
- hw_data->pfvf_ops.disable_vf2pf_interrupts = disable_vf2pf_interrupts;
+ hw_data->pfvf_ops.disable_all_vf2pf_interrupts = disable_all_vf2pf_interrupts;
hw_data->pfvf_ops.disable_pending_vf2pf_interrupts = disable_pending_vf2pf_interrupts;
adf_gen2_init_hw_csr_ops(&hw_data->csr_ops);
}