From: Giovanni Cabiddu Date: Mon, 12 Oct 2020 20:38:23 +0000 (+0100) Subject: crypto: qat - abstract admin interface X-Git-Tag: io_uring-5.11-2020-12-23~109^2~148 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=fc920eccd33b6b0ceb9ebe568ef783b5a816606f;p=linux-block.git crypto: qat - abstract admin interface Abstract access to admin interface and move generation specific code into adf_gen2_hw_data.c in preparation for the introduction of the qat_4xxx driver. Signed-off-by: Giovanni Cabiddu Reviewed-by: Fiona Trahe Reviewed-by: Wojciech Ziemba Reviewed-by: Andy Shevchenko Signed-off-by: Herbert Xu --- diff --git a/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c b/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c index 7af38b947cfe..f72ed415800e 100644 --- a/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c +++ b/drivers/crypto/qat/qat_c3xxx/adf_c3xxx_hw_data.c @@ -202,6 +202,7 @@ void adf_init_hw_data_c3xxx(struct adf_hw_device_data *hw_data) hw_data->get_misc_bar_id = get_misc_bar_id; hw_data->get_pf2vf_offset = get_pf2vf_offset; hw_data->get_vintmsk_offset = get_vintmsk_offset; + hw_data->get_admin_info = adf_gen2_get_admin_info; hw_data->get_sku = get_sku; hw_data->fw_name = ADF_C3XXX_FW; hw_data->fw_mmp_name = ADF_C3XXX_MMP; diff --git a/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c b/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c index c18fb77dd8ec..d4443523dc9d 100644 --- a/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c +++ b/drivers/crypto/qat/qat_c62x/adf_c62x_hw_data.c @@ -212,6 +212,7 @@ void adf_init_hw_data_c62x(struct adf_hw_device_data *hw_data) hw_data->get_misc_bar_id = get_misc_bar_id; hw_data->get_pf2vf_offset = get_pf2vf_offset; hw_data->get_vintmsk_offset = get_vintmsk_offset; + hw_data->get_admin_info = adf_gen2_get_admin_info; hw_data->get_sku = get_sku; hw_data->fw_name = ADF_C62X_FW; hw_data->fw_mmp_name = ADF_C62X_MMP; diff --git a/drivers/crypto/qat/qat_common/adf_accel_devices.h b/drivers/crypto/qat/qat_common/adf_accel_devices.h index 459e22076813..5f57850c2e8d 100644 --- a/drivers/crypto/qat/qat_common/adf_accel_devices.h +++ b/drivers/crypto/qat/qat_common/adf_accel_devices.h @@ -97,6 +97,12 @@ struct adf_hw_device_class { u32 instances; } __packed; +struct admin_info { + u32 admin_msg_ur; + u32 admin_msg_lr; + u32 mailbox_offset; +}; + struct adf_hw_csr_ops { u32 (*read_csr_ring_head)(void __iomem *csr_base_addr, u32 bank, u32 ring); @@ -138,6 +144,7 @@ struct adf_hw_device_data { u32 (*get_num_accels)(struct adf_hw_device_data *self); u32 (*get_pf2vf_offset)(u32 i); u32 (*get_vintmsk_offset)(u32 i); + void (*get_admin_info)(struct admin_info *admin_csrs_info); enum dev_sku_info (*get_sku)(struct adf_hw_device_data *self); int (*alloc_irq)(struct adf_accel_dev *accel_dev); void (*free_irq)(struct adf_accel_dev *accel_dev); diff --git a/drivers/crypto/qat/qat_common/adf_admin.c b/drivers/crypto/qat/qat_common/adf_admin.c index ec9b390276d6..3ae7c89ce82a 100644 --- a/drivers/crypto/qat/qat_common/adf_admin.c +++ b/drivers/crypto/qat/qat_common/adf_admin.c @@ -10,11 +10,7 @@ #include "adf_common_drv.h" #include "icp_qat_fw_init_admin.h" -/* Admin Messages Registers */ -#define ADF_DH895XCC_ADMINMSGUR_OFFSET (0x3A000 + 0x574) -#define ADF_DH895XCC_ADMINMSGLR_OFFSET (0x3A000 + 0x578) -#define ADF_DH895XCC_MAILBOX_BASE_OFFSET 0x20970 -#define ADF_DH895XCC_MAILBOX_STRIDE 0x1000 +#define ADF_ADMIN_MAILBOX_STRIDE 0x1000 #define ADF_ADMINMSG_LEN 32 #define ADF_CONST_TABLE_SIZE 1024 #define ADF_ADMIN_POLL_DELAY_US 20 @@ -118,7 +114,7 @@ static int adf_put_admin_msg_sync(struct adf_accel_dev *accel_dev, u32 ae, struct adf_admin_comms *admin = accel_dev->admin; int offset = ae * ADF_ADMINMSG_LEN * 2; void __iomem *mailbox = admin->mailbox_addr; - int mb_offset = ae * ADF_DH895XCC_MAILBOX_STRIDE; + int mb_offset = ae * ADF_ADMIN_MAILBOX_STRIDE; struct icp_qat_fw_init_admin_req *request = in; mutex_lock(&admin->lock); @@ -225,8 +221,9 @@ int adf_init_admin_comms(struct adf_accel_dev *accel_dev) struct adf_bar *pmisc = &GET_BARS(accel_dev)[hw_data->get_misc_bar_id(hw_data)]; void __iomem *csr = pmisc->virt_addr; - void __iomem *mailbox = (void __iomem *)((uintptr_t)csr + - ADF_DH895XCC_MAILBOX_BASE_OFFSET); + struct admin_info admin_csrs_info; + u32 mailbox_offset, adminmsg_u, adminmsg_l; + void __iomem *mailbox; u64 reg_val; admin = kzalloc_node(sizeof(*accel_dev->admin), GFP_KERNEL, @@ -254,9 +251,17 @@ int adf_init_admin_comms(struct adf_accel_dev *accel_dev) } memcpy(admin->virt_tbl_addr, const_tab, sizeof(const_tab)); + hw_data->get_admin_info(&admin_csrs_info); + + mailbox_offset = admin_csrs_info.mailbox_offset; + mailbox = (void __iomem *)((uintptr_t)csr + mailbox_offset); + adminmsg_u = admin_csrs_info.admin_msg_ur; + adminmsg_l = admin_csrs_info.admin_msg_lr; + reg_val = (u64)admin->phy_addr; - ADF_CSR_WR(csr, ADF_DH895XCC_ADMINMSGUR_OFFSET, reg_val >> 32); - ADF_CSR_WR(csr, ADF_DH895XCC_ADMINMSGLR_OFFSET, reg_val); + ADF_CSR_WR(csr, adminmsg_u, upper_32_bits(reg_val)); + ADF_CSR_WR(csr, adminmsg_l, lower_32_bits(reg_val)); + mutex_init(&admin->lock); admin->mailbox_addr = mailbox; accel_dev->admin = admin; diff --git a/drivers/crypto/qat/qat_common/adf_gen2_hw_data.c b/drivers/crypto/qat/qat_common/adf_gen2_hw_data.c index 9011c94156a9..15a0bc921d7e 100644 --- a/drivers/crypto/qat/qat_common/adf_gen2_hw_data.c +++ b/drivers/crypto/qat/qat_common/adf_gen2_hw_data.c @@ -37,6 +37,14 @@ void adf_gen2_cfg_iov_thds(struct adf_accel_dev *accel_dev, bool enable, } EXPORT_SYMBOL_GPL(adf_gen2_cfg_iov_thds); +void adf_gen2_get_admin_info(struct admin_info *admin_csrs_info) +{ + admin_csrs_info->mailbox_offset = ADF_MAILBOX_BASE_OFFSET; + admin_csrs_info->admin_msg_ur = ADF_ADMINMSGUR_OFFSET; + admin_csrs_info->admin_msg_lr = ADF_ADMINMSGLR_OFFSET; +} +EXPORT_SYMBOL_GPL(adf_gen2_get_admin_info); + static u32 read_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring) { return READ_CSR_RING_HEAD(csr_base_addr, bank, ring); diff --git a/drivers/crypto/qat/qat_common/adf_gen2_hw_data.h b/drivers/crypto/qat/qat_common/adf_gen2_hw_data.h index 592aee627762..e9d2591b2be8 100644 --- a/drivers/crypto/qat/qat_common/adf_gen2_hw_data.h +++ b/drivers/crypto/qat/qat_common/adf_gen2_hw_data.h @@ -92,8 +92,14 @@ do { \ ADF_CSR_WR(pmisc_bar_addr, AE2FUNCTION_MAP_B_OFFSET + \ AE2FUNCTION_MAP_REG_SIZE * (index), value) +/* Admin Interface Offsets */ +#define ADF_ADMINMSGUR_OFFSET (0x3A000 + 0x574) +#define ADF_ADMINMSGLR_OFFSET (0x3A000 + 0x578) +#define ADF_MAILBOX_BASE_OFFSET 0x20970 + void adf_gen2_cfg_iov_thds(struct adf_accel_dev *accel_dev, bool enable, int num_a_regs, int num_b_regs); void adf_gen2_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops); +void adf_gen2_get_admin_info(struct admin_info *admin_csrs_info); #endif 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 39423316664b..c568e9808cec 100644 --- a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c +++ b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c @@ -210,6 +210,7 @@ void adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data) hw_data->get_misc_bar_id = get_misc_bar_id; hw_data->get_pf2vf_offset = get_pf2vf_offset; hw_data->get_vintmsk_offset = get_vintmsk_offset; + hw_data->get_admin_info = adf_gen2_get_admin_info; hw_data->get_sram_bar_id = get_sram_bar_id; hw_data->get_sku = get_sku; hw_data->fw_name = ADF_DH895XCC_FW;