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This patch adds 'ping_all_vfs' callback that supports pf send message to
all vfs and 'ping_pf' callback that supports vf send message to pf. After
receiving the interrupt, the communication destination gets the message
by sending mailbox.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng930 hardware supports the communication between PF and VFs.
This patch enables communication between PF and VFs by writing hardware
registers, and requests an irq for communication.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng930 hardware supports PF/VF communications. When the device is
reset, PF can send message to VF to stop function and restart function.
This patch adjusts the reset interface to support sending message through
PF/VF communication.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Use memdup_user_nul() helper instead of open-coding to
simplify the code.
v1-->v2:
fixed patch title error
v2-->v3:
return the actual error
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zou Wei <zou_wei@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng930 hardware supports address prefetching to improve performance
before doing tasks in SVA scenario.
This patch enables this function in device initialization by writing
hardware registers. In the process of reset, address prefetching is
disabled to avoid the failure of interaction between accelerator device
and SMMU.
Signed-off-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Compared with Kunpeng920, Kunpeng930 adds MSI configuration steps to wait
for the interrupt to be emptied. In order to be compatible with the
kunpeng920 driver, 'set_msi' callback is added in 'hisi_qm_hw_ops' to
configure hardware register. Call 'set_msi' to disable or enable MSI
during reset.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
If Kunpeng 920 enabled the sva mode, the "qm alg register" process will
return directly. So the list of VF wasn't added to QM list.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Add print information necessary if not use hardware crypto algs.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng930 could be able to close master ooo when NFE occurs, which will
disable memory accessing from device and execute tasks. This ensures that
errors do not spread.
This patch enables the hardware to close master ooo when an error occurs
by writing hardware registers, and ensures that the driver will not drain
qp because the hardware will empty the tasks automatically.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
In order to avoid reporting an exception but the error type is not
configured, the driver needs to configure the error type first, and then
enable the error interrupt. Before executing the task, hardware error
initialization is needed so that the hardware can detect the error in time.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Before device reset, the driver sets 'QM_RESETTING' flag, but after reset,
the wrong flag is cleared. This patch modifies the problem of inconsistent
flags.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
The device needs to be initialized first, and then restart the queue to
execute tasks after PF reset.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
QM adds 'qm_mailbox_timeout' and 'qm_flr_timeout' hardware error types on
Kunpeng930. This patch enables the new error types and configures the error
types as NFE.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
'err_info' does not support dynamic configuration since it is const type.
Therefore, in order to support new error type later, 'err_info' is changed
to dynamic configuration.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng930 could be able to stop queue by writing hardware registers,
which will trigger tasks in device to be flushed out.
In order to be compatible with the kunpeng920 driver, add 'qm_hw_ops_v3' to
adapt Kunpeng930. And 'stop_qp' callback is added in 'qm_hw_ops_v3' to
write hardware registers. Call 'stop_qp' to drain the tasks in device
before releasing queue.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
The "qdma" is a structure variable instead of actual data. This
structure doesn't need to be zerod, The memset is useless and redundant.
So delete it.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng930 supports doorbell isolation to ensure that each queue
has an independent doorbell address space.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng930 supports queue doorbell isolation.
When doorbell isolation is enabled, it supports to obtain the
maximum number of queues of one function from hardware register.
Otherwise, the 'max_qp_num' is the total number of queues.
When assigning queues to VF, it is necessary to ensure that the number
of VF queues does not exceed 'max_qp_num'.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Since the code related to 'CURRENT_QM' debugfs is exactly same in
sec/hpre/zip driver, move 'CURRENT_QM' to qm.c to reduce duplicate code.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Move the configuration of the total number of queues 'ctrl_qp_num'
from sec2/hpre/zip to qm.c. And get the total number of queues
from the hardware register for Kunpeng930.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
System may be able to get physical address of zero if not reserved by
firmware.
The dma address obtained by 'dma_alloc_coherent' is valid, since already
checking cpu va before, so do not check again.
Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
A new generation of accelerator Kunpeng930 has appeared, and the
corresponding driver needs to be updated to support some new
algorithms of Kunpeng930. To be compatible with Kunpeng920, we
add parameter 'struct hisi_qm *qm' to sec_algs_(un)register to
identify the chip's version.
Signed-off-by: Meng Yu <yumeng18@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This patch fixes inconsistent of printing format with argument type.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
There is no need to reset hardware when Corrected Error(CE) happens.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
There is no need to share IRQ among several devices,
and set 'irqflag' as 0.
Signed-off-by: Sihang Chen <chensihang1@hisilicon.com>
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Since the size of base number is 16 bits, update the value of
'QM_SQC_VFT_BASE_MASK_V2' as 'GENMASK(15, 0)'.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Add 'qp_stop_fail_cb' to ensure it is called as device is resetting.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Add waiting logic for resetting as removing driver,
otherwise call trace will occur due to releasing resource.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Enable PASID by setting 'sqc' and 'cqc' pasid bits
per queue in Kunpeng 930.
For Kunpeng 920, PASID is effective for all queues once set
in SVA scenarios.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Calling 'dma_map_single' after the data is written to
ensure that the cpu cache and dma cache are consistent.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Add 'uacce_mode' parameter for ZIP, which can be set as 0(default) or 1.
'0' means ZIP is only registered to kernel crypto, and '1' means it's
registered to both kernel crypto and UACCE.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Kunpeng920 SEC/HPRE/ZIP cannot support running user space SVA and kernel
Crypto at the same time. Therefore, the algorithms should not be registered
to Crypto as user space SVA is enabled.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
'hisi_qm_init' initializes configuration of QM.
To improve code readability, split it into two pieces.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
'qm_eq_ctx_cfg' initializes configuration of EQ and AEQ,
split it into two pieces to improve code readability.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
'qm_qp_ctx_cfg' initializes configuration of SQ and CQ,
split it into two pieces to improve code readability.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Replace 'sprintf' with 'scnprintf' to avoid overrun.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Since 'qm_set_sqctype' always returns 0, change it as 'void'.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Since 'qm_create_debugfs_file' always returns 0, change it as 'void'.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
The returns of 'qm_get_hw_error_status' and 'qm_get_dev_err_status'
are values from the hardware registers, which should not be defined
as 'int', so update as 'u32'.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Some numbers are replaced by macros to avoid incomprehension.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Fix following warnings caused by mismatch between
function parameters and function comments.
drivers/crypto/hisilicon/sgl.c:256: warning: Excess function parameter 'hw_sgl_dma' description in 'hisi_acc_sg_buf_unmap'
drivers/crypto/hisilicon/sgl.c:256: warning: Excess function parameter 'pool' description in 'hisi_acc_sg_buf_unmap'
drivers/crypto/hisilicon/qm.c:1849: warning: Function parameter or member 'qp' not described in 'qm_drain_qp'
drivers/crypto/hisilicon/qm.c:2420: warning: Function parameter or member 'qm' not described in 'hisi_qm_set_vft'
drivers/crypto/hisilicon/qm.c:2420: warning: Function parameter or member 'fun_num' not described in 'hisi_qm_set_vft'
drivers/crypto/hisilicon/qm.c:2420: warning: Function parameter or member 'base' not described in 'hisi_qm_set_vft'
drivers/crypto/hisilicon/qm.c:2420: warning: Function parameter or member 'number' not described in 'hisi_qm_set_vft'
drivers/crypto/hisilicon/qm.c:2620: warning: Function parameter or member 'qm' not described in 'qm_clear_queues'
Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
'qm_init_qp_status' is just a help function to initiate some 'QP' status.
'QP' status should be updated separately.
This patch removes the updating flags in 'QP' status.
Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
When the devices are removed or not existing, the corresponding algorithms
which are registered by 'hisi-zip' driver can't be used.
Move 'hisi_zip_register_to_crypto' from 'hisi_zip_init' to
'hisi_zip_probe'. The algorithms will be registered to crypto only when
there is device bind on the driver. And when the devices are removed,
the algorithms will be unregistered.
In the previous process, the function 'xxx_register_to_crypto' need a lock
and a static variable to judge if the registration is the first time.
Move this action into the function 'hisi_qm_alg_register'. Each device
will call 'hisi_qm_alg_register' to add itself to qm list in probe process
and registering algs when the qm list is empty.
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Call trace will appear in the Hisilicon crypto driver unbinding or
disabling SRIOV during task running with TFMs on the corresponding
function.
The log looks like this:
[ 293.908078] Call trace:
[ 293.908080] __queue_work+0x494/0x548
[ 293.908081] queue_work_on+0x84/0xd8
[ 293.908092] qm_irq+0x4c/0xd0 [hisi_qm]
[ 293.908096] __handle_irq_event_percpu+0x74/0x2a0
[ 293.908098] handle_irq_event_percpu+0x40/0x98
[ 293.908099] handle_irq_event+0x4c/0x80
[ 293.908101] handle_fasteoi_irq+0xb0/0x170
[ 293.908102] generic_handle_irq+0x3c/0x58
[ 293.908103] __handle_domain_irq+0x68/0xc0
[ 293.908104] gic_handle_irq+0xb4/0x298
[ 293.908105] el1_irq+0xcc/0x180
[ 293.908107] arch_cpu_idle+0x38/0x228
[ 293.908110] default_idle_call+0x20/0x40
[ 293.908113] do_idle+0x1cc/0x2b8
[ 293.908114] cpu_startup_entry+0x2c/0x30
[ 293.908115] rest_init+0xdc/0xe8
[ 293.908117] arch_call_rest_init+0x14/0x1c
[ 293.908117] start_kernel+0x490/0x4c4
This patch adds a waiting logic as user doing the above two operations
to avoid panic. The two operations will hold on in the driver
remove function until the tasks release all their relative TFMs.
Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Since the drivers such as HPRE/SEC/ZIP do not implement
'pci_driver.shutdow', a RAS will be triggered at OS rebooting or shutting
down as the hardware device is processing request.
The log looks like this:
NOTICE: [NimbusSecNodeType1]:[2372L]This is sec, Base = 0x141800000
NOTICE: [NimbusSecHandle]:[2319L] SecIntSt = 0x3
NOTICE: [NimbusSecHandle]:[2320L] SecQmIntStatus = 0x2
NOTICE: [PrintSecurityType]:[344L] SecurityType is RECOVERABLE!
This patch offers a new API in qm to shutdown devices, and add shutdown
callbacks in ACC driver based on this new API.
So the running devices will be stopped when the OS reboot or shutdown.
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
When PF FLR, the hardware will actively trigger the VF FLR. Configuration
space of VF needs to be saved and restored to ensure that it is available
after the PF FLR.
Fixes: 7ce396fa12a9("crypto: hisilicon - add FLR support")
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Now, there are three reasons of stopping: 'NORMAL', 'SOFT_RESET' and 'FLR'.
In order to keep this, explicitly pass the stop reason as an input
parameter of 'hisi_qm_stop' function.
Fixes: b67202e8ed30("crypto: hisilicon/qm - add state machine for QM")
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Increasing depth of 'event queue' from 1024 to 2048, which equals to twice
depth of 'completion queue'. It will fix the easily happened 'event queue
overflow' as using 1024 queue depth for 'event queue'.
Fixes: 263c9959c937("crypto: hisilicon - add queue management driver...")
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
The queue depth is 1024, so the condition for judging the queue full
should be 1023, otherwise the hardware cannot judge whether the queue
is empty or full.
Fixes: 263c9959c937("crypto: hisilicon - add queue management driver...")
Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
