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-rw-r--r--drivers/crypto/hisilicon/hpre/hpre_main.c4
-rw-r--r--drivers/crypto/hisilicon/qm.c196
-rw-r--r--drivers/crypto/hisilicon/sec2/sec_main.c4
-rw-r--r--drivers/crypto/hisilicon/zip/zip_main.c4
-rw-r--r--include/linux/hisi_acc_qm.h31
5 files changed, 170 insertions, 69 deletions
diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c
index 8e0e87cede6b..d484105b2716 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_main.c
+++ b/drivers/crypto/hisilicon/hpre/hpre_main.c
@@ -457,7 +457,7 @@ static void hpre_open_sva_prefetch(struct hisi_qm *qm)
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
/* Enable prefetch */
@@ -478,7 +478,7 @@ static void hpre_close_sva_prefetch(struct hisi_qm *qm)
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
val = readl_relaxed(qm->io_base + HPRE_PREFETCH_CFG);
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 54bbd7fa57cc..fa77b469761b 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -87,9 +87,7 @@
#define QM_DB_CMD_SHIFT_V1 16
#define QM_DB_INDEX_SHIFT_V1 32
#define QM_DB_PRIORITY_SHIFT_V1 48
-#define QM_QUE_ISO_CFG_V 0x0030
#define QM_PAGE_SIZE 0x0034
-#define QM_QUE_ISO_EN 0x100154
#define QM_CAPBILITY 0x100158
#define QM_QP_NUN_MASK GENMASK(10, 0)
#define QM_QP_DB_INTERVAL 0x10000
@@ -206,6 +204,8 @@
#define MAX_WAIT_COUNTS 1000
#define QM_CACHE_WB_START 0x204
#define QM_CACHE_WB_DONE 0x208
+#define QM_FUNC_CAPS_REG 0x3100
+#define QM_CAPBILITY_VERSION GENMASK(7, 0)
#define PCI_BAR_2 2
#define PCI_BAR_4 4
@@ -330,6 +330,22 @@ enum qm_mb_cmd {
QM_VF_GET_QOS,
};
+static const struct hisi_qm_cap_info qm_cap_info_comm[] = {
+ {QM_SUPPORT_DB_ISOLATION, 0x30, 0, BIT(0), 0x0, 0x0, 0x0},
+ {QM_SUPPORT_FUNC_QOS, 0x3100, 0, BIT(8), 0x0, 0x0, 0x1},
+ {QM_SUPPORT_STOP_QP, 0x3100, 0, BIT(9), 0x0, 0x0, 0x1},
+ {QM_SUPPORT_MB_COMMAND, 0x3100, 0, BIT(11), 0x0, 0x0, 0x1},
+ {QM_SUPPORT_SVA_PREFETCH, 0x3100, 0, BIT(14), 0x0, 0x0, 0x1},
+};
+
+static const struct hisi_qm_cap_info qm_cap_info_pf[] = {
+ {QM_SUPPORT_RPM, 0x3100, 0, BIT(13), 0x0, 0x0, 0x1},
+};
+
+static const struct hisi_qm_cap_info qm_cap_info_vf[] = {
+ {QM_SUPPORT_RPM, 0x3100, 0, BIT(12), 0x0, 0x0, 0x0},
+};
+
struct qm_cqe {
__le32 rsvd0;
__le16 cmd_id;
@@ -427,10 +443,7 @@ struct hisi_qm_hw_ops {
void (*hw_error_init)(struct hisi_qm *qm, u32 ce, u32 nfe, u32 fe);
void (*hw_error_uninit)(struct hisi_qm *qm);
enum acc_err_result (*hw_error_handle)(struct hisi_qm *qm);
- int (*stop_qp)(struct hisi_qp *qp);
int (*set_msi)(struct hisi_qm *qm, bool set);
- int (*ping_all_vfs)(struct hisi_qm *qm, u64 cmd);
- int (*ping_pf)(struct hisi_qm *qm, u64 cmd);
};
struct qm_dfx_item {
@@ -841,6 +854,36 @@ static int qm_dev_mem_reset(struct hisi_qm *qm)
POLL_TIMEOUT);
}
+/**
+ * hisi_qm_get_hw_info() - Get device information.
+ * @qm: The qm which want to get information.
+ * @info_table: Array for storing device information.
+ * @index: Index in info_table.
+ * @is_read: Whether read from reg, 0: not support read from reg.
+ *
+ * This function returns device information the caller needs.
+ */
+u32 hisi_qm_get_hw_info(struct hisi_qm *qm,
+ const struct hisi_qm_cap_info *info_table,
+ u32 index, bool is_read)
+{
+ u32 val;
+
+ switch (qm->ver) {
+ case QM_HW_V1:
+ return info_table[index].v1_val;
+ case QM_HW_V2:
+ return info_table[index].v2_val;
+ default:
+ if (!is_read)
+ return info_table[index].v3_val;
+
+ val = readl(qm->io_base + info_table[index].offset);
+ return (val >> info_table[index].shift) & info_table[index].mask;
+ }
+}
+EXPORT_SYMBOL_GPL(hisi_qm_get_hw_info);
+
static u32 qm_get_irq_num_v1(struct hisi_qm *qm)
{
return QM_IRQ_NUM_V1;
@@ -867,7 +910,7 @@ static int qm_pm_get_sync(struct hisi_qm *qm)
struct device *dev = &qm->pdev->dev;
int ret;
- if (qm->fun_type == QM_HW_VF || qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_RPM, &qm->caps))
return 0;
ret = pm_runtime_resume_and_get(dev);
@@ -883,7 +926,7 @@ static void qm_pm_put_sync(struct hisi_qm *qm)
{
struct device *dev = &qm->pdev->dev;
- if (qm->fun_type == QM_HW_VF || qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_RPM, &qm->caps))
return;
pm_runtime_mark_last_busy(dev);
@@ -1164,7 +1207,7 @@ static void qm_init_prefetch(struct hisi_qm *qm)
struct device *dev = &qm->pdev->dev;
u32 page_type = 0x0;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
switch (PAGE_SIZE) {
@@ -1283,7 +1326,7 @@ static void qm_vft_data_cfg(struct hisi_qm *qm, enum vft_type type, u32 base,
}
break;
case SHAPER_VFT:
- if (qm->ver >= QM_HW_V3) {
+ if (factor) {
tmp = factor->cir_b |
(factor->cir_u << QM_SHAPER_FACTOR_CIR_U_SHIFT) |
(factor->cir_s << QM_SHAPER_FACTOR_CIR_S_SHIFT) |
@@ -1301,10 +1344,13 @@ static void qm_vft_data_cfg(struct hisi_qm *qm, enum vft_type type, u32 base,
static int qm_set_vft_common(struct hisi_qm *qm, enum vft_type type,
u32 fun_num, u32 base, u32 number)
{
- struct qm_shaper_factor *factor = &qm->factor[fun_num];
+ struct qm_shaper_factor *factor = NULL;
unsigned int val;
int ret;
+ if (type == SHAPER_VFT && test_bit(QM_SUPPORT_FUNC_QOS, &qm->caps))
+ factor = &qm->factor[fun_num];
+
ret = readl_relaxed_poll_timeout(qm->io_base + QM_VFT_CFG_RDY, val,
val & BIT(0), POLL_PERIOD,
POLL_TIMEOUT);
@@ -1362,7 +1408,7 @@ static int qm_set_sqc_cqc_vft(struct hisi_qm *qm, u32 fun_num, u32 base,
}
/* init default shaper qos val */
- if (qm->ver >= QM_HW_V3) {
+ if (test_bit(QM_SUPPORT_FUNC_QOS, &qm->caps)) {
ret = qm_shaper_init_vft(qm, fun_num);
if (ret)
goto back_sqc_cqc;
@@ -2466,7 +2512,7 @@ static int qm_wait_vf_prepare_finish(struct hisi_qm *qm)
u64 val;
u32 i;
- if (!qm->vfs_num || qm->ver < QM_HW_V3)
+ if (!qm->vfs_num || !test_bit(QM_SUPPORT_MB_COMMAND, &qm->caps))
return 0;
while (true) {
@@ -2751,10 +2797,7 @@ static const struct hisi_qm_hw_ops qm_hw_ops_v3 = {
.hw_error_init = qm_hw_error_init_v3,
.hw_error_uninit = qm_hw_error_uninit_v3,
.hw_error_handle = qm_hw_error_handle_v2,
- .stop_qp = qm_stop_qp,
.set_msi = qm_set_msi_v3,
- .ping_all_vfs = qm_ping_all_vfs,
- .ping_pf = qm_ping_pf,
};
static void *qm_get_avail_sqe(struct hisi_qp *qp)
@@ -3051,8 +3094,8 @@ static int qm_drain_qp(struct hisi_qp *qp)
return 0;
/* Kunpeng930 supports drain qp by device */
- if (qm->ops->stop_qp) {
- ret = qm->ops->stop_qp(qp);
+ if (test_bit(QM_SUPPORT_STOP_QP, &qm->caps)) {
+ ret = qm_stop_qp(qp);
if (ret)
dev_err(dev, "Failed to stop qp(%u)!\n", qp->qp_id);
return ret;
@@ -3282,7 +3325,7 @@ static int hisi_qm_uacce_mmap(struct uacce_queue *q,
if (qm->ver == QM_HW_V1) {
if (sz > PAGE_SIZE * QM_DOORBELL_PAGE_NR)
return -EINVAL;
- } else if (qm->ver == QM_HW_V2 || !qm->use_db_isolation) {
+ } else if (!test_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps)) {
if (sz > PAGE_SIZE * (QM_DOORBELL_PAGE_NR +
QM_DOORBELL_SQ_CQ_BASE_V2 / PAGE_SIZE))
return -EINVAL;
@@ -3436,7 +3479,7 @@ static int qm_alloc_uacce(struct hisi_qm *qm)
if (qm->ver == QM_HW_V1)
mmio_page_nr = QM_DOORBELL_PAGE_NR;
- else if (qm->ver == QM_HW_V2 || !qm->use_db_isolation)
+ else if (!test_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps))
mmio_page_nr = QM_DOORBELL_PAGE_NR +
QM_DOORBELL_SQ_CQ_BASE_V2 / PAGE_SIZE;
else
@@ -3598,7 +3641,7 @@ static void hisi_qm_pre_init(struct hisi_qm *qm)
init_rwsem(&qm->qps_lock);
qm->qp_in_used = 0;
qm->misc_ctl = false;
- if (qm->fun_type == QM_HW_PF && qm->ver > QM_HW_V2) {
+ if (test_bit(QM_SUPPORT_RPM, &qm->caps)) {
if (!acpi_device_power_manageable(ACPI_COMPANION(&pdev->dev)))
dev_info(&pdev->dev, "_PS0 and _PR0 are not defined");
}
@@ -3608,7 +3651,7 @@ static void qm_cmd_uninit(struct hisi_qm *qm)
{
u32 val;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_MB_COMMAND, &qm->caps))
return;
val = readl(qm->io_base + QM_IFC_INT_MASK);
@@ -3620,7 +3663,7 @@ static void qm_cmd_init(struct hisi_qm *qm)
{
u32 val;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_MB_COMMAND, &qm->caps))
return;
/* Clear communication interrupt source */
@@ -3636,7 +3679,7 @@ static void qm_put_pci_res(struct hisi_qm *qm)
{
struct pci_dev *pdev = qm->pdev;
- if (qm->use_db_isolation)
+ if (test_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps))
iounmap(qm->db_io_base);
iounmap(qm->io_base);
@@ -3686,7 +3729,9 @@ static void hisi_qm_memory_uninit(struct hisi_qm *qm)
}
idr_destroy(&qm->qp_idr);
- kfree(qm->factor);
+
+ if (test_bit(QM_SUPPORT_FUNC_QOS, &qm->caps))
+ kfree(qm->factor);
}
/**
@@ -4469,12 +4514,10 @@ static int qm_vf_read_qos(struct hisi_qm *qm)
qm->mb_qos = 0;
/* vf ping pf to get function qos */
- if (qm->ops->ping_pf) {
- ret = qm->ops->ping_pf(qm, QM_VF_GET_QOS);
- if (ret) {
- pci_err(qm->pdev, "failed to send cmd to PF to get qos!\n");
- return ret;
- }
+ ret = qm_ping_pf(qm, QM_VF_GET_QOS);
+ if (ret) {
+ pci_err(qm->pdev, "failed to send cmd to PF to get qos!\n");
+ return ret;
}
while (true) {
@@ -4646,14 +4689,14 @@ static const struct file_operations qm_algqos_fops = {
* hisi_qm_set_algqos_init() - Initialize function qos debugfs files.
* @qm: The qm for which we want to add debugfs files.
*
- * Create function qos debugfs files.
+ * Create function qos debugfs files, VF ping PF to get function qos.
*/
static void hisi_qm_set_algqos_init(struct hisi_qm *qm)
{
if (qm->fun_type == QM_HW_PF)
debugfs_create_file("alg_qos", 0644, qm->debug.debug_root,
qm, &qm_algqos_fops);
- else
+ else if (test_bit(QM_SUPPORT_MB_COMMAND, &qm->caps))
debugfs_create_file("alg_qos", 0444, qm->debug.debug_root,
qm, &qm_algqos_fops);
}
@@ -4701,7 +4744,7 @@ void hisi_qm_debug_init(struct hisi_qm *qm)
&qm_atomic64_ops);
}
- if (qm->ver >= QM_HW_V3)
+ if (test_bit(QM_SUPPORT_FUNC_QOS, &qm->caps))
hisi_qm_set_algqos_init(qm);
}
EXPORT_SYMBOL_GPL(hisi_qm_debug_init);
@@ -4824,7 +4867,9 @@ int hisi_qm_sriov_disable(struct pci_dev *pdev, bool is_frozen)
pci_disable_sriov(pdev);
/* clear vf function shaper configure array */
- memset(qm->factor + 1, 0, sizeof(struct qm_shaper_factor) * total_vfs);
+ if (test_bit(QM_SUPPORT_FUNC_QOS, &qm->caps))
+ memset(qm->factor + 1, 0, sizeof(struct qm_shaper_factor) * total_vfs);
+
ret = qm_clear_vft_config(qm);
if (ret)
return ret;
@@ -5048,8 +5093,8 @@ static int qm_try_stop_vfs(struct hisi_qm *qm, u64 cmd,
return 0;
/* Kunpeng930 supports to notify VFs to stop before PF reset */
- if (qm->ops->ping_all_vfs) {
- ret = qm->ops->ping_all_vfs(qm, cmd);
+ if (test_bit(QM_SUPPORT_MB_COMMAND, &qm->caps)) {
+ ret = qm_ping_all_vfs(qm, cmd);
if (ret)
pci_err(pdev, "failed to send cmd to all VFs before PF reset!\n");
} else {
@@ -5240,8 +5285,8 @@ static int qm_try_start_vfs(struct hisi_qm *qm, enum qm_mb_cmd cmd)
}
/* Kunpeng930 supports to notify VFs to start after PF reset. */
- if (qm->ops->ping_all_vfs) {
- ret = qm->ops->ping_all_vfs(qm, cmd);
+ if (test_bit(QM_SUPPORT_MB_COMMAND, &qm->caps)) {
+ ret = qm_ping_all_vfs(qm, cmd);
if (ret)
pci_warn(pdev, "failed to send cmd to all VFs after PF reset!\n");
} else {
@@ -5687,7 +5732,7 @@ err_prepare:
hisi_qm_set_hw_reset(qm, QM_RESET_STOP_RX_OFFSET);
out:
pci_save_state(pdev);
- ret = qm->ops->ping_pf(qm, cmd);
+ ret = qm_ping_pf(qm, cmd);
if (ret)
dev_warn(&pdev->dev, "PF responds timeout in reset prepare!\n");
}
@@ -5705,7 +5750,7 @@ static void qm_pf_reset_vf_done(struct hisi_qm *qm)
cmd = QM_VF_START_FAIL;
}
- ret = qm->ops->ping_pf(qm, cmd);
+ ret = qm_ping_pf(qm, cmd);
if (ret)
dev_warn(&pdev->dev, "PF responds timeout in reset done!\n");
@@ -5910,7 +5955,7 @@ static int qm_get_qp_num(struct hisi_qm *qm)
qm->ctrl_qp_num = readl(qm->io_base + QM_CAPBILITY) &
QM_QP_NUN_MASK;
- if (qm->use_db_isolation)
+ if (test_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps))
qm->max_qp_num = (readl(qm->io_base + QM_CAPBILITY) >>
QM_QP_MAX_NUM_SHIFT) & QM_QP_NUN_MASK;
else
@@ -5926,6 +5971,39 @@ static int qm_get_qp_num(struct hisi_qm *qm)
return 0;
}
+static void qm_get_hw_caps(struct hisi_qm *qm)
+{
+ const struct hisi_qm_cap_info *cap_info = qm->fun_type == QM_HW_PF ?
+ qm_cap_info_pf : qm_cap_info_vf;
+ u32 size = qm->fun_type == QM_HW_PF ? ARRAY_SIZE(qm_cap_info_pf) :
+ ARRAY_SIZE(qm_cap_info_vf);
+ u32 val, i;
+
+ /* Doorbell isolate register is a independent register. */
+ val = hisi_qm_get_hw_info(qm, qm_cap_info_comm, QM_SUPPORT_DB_ISOLATION, true);
+ if (val)
+ set_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps);
+
+ if (qm->ver >= QM_HW_V3) {
+ val = readl(qm->io_base + QM_FUNC_CAPS_REG);
+ qm->cap_ver = val & QM_CAPBILITY_VERSION;
+ }
+
+ /* Get PF/VF common capbility */
+ for (i = 1; i < ARRAY_SIZE(qm_cap_info_comm); i++) {
+ val = hisi_qm_get_hw_info(qm, qm_cap_info_comm, i, qm->cap_ver);
+ if (val)
+ set_bit(qm_cap_info_comm[i].type, &qm->caps);
+ }
+
+ /* Get PF/VF different capbility */
+ for (i = 0; i < size; i++) {
+ val = hisi_qm_get_hw_info(qm, cap_info, i, qm->cap_ver);
+ if (val)
+ set_bit(cap_info[i].type, &qm->caps);
+ }
+}
+
static int qm_get_pci_res(struct hisi_qm *qm)
{
struct pci_dev *pdev = qm->pdev;
@@ -5945,16 +6023,8 @@ static int qm_get_pci_res(struct hisi_qm *qm)
goto err_request_mem_regions;
}
- if (qm->ver > QM_HW_V2) {
- if (qm->fun_type == QM_HW_PF)
- qm->use_db_isolation = readl(qm->io_base +
- QM_QUE_ISO_EN) & BIT(0);
- else
- qm->use_db_isolation = readl(qm->io_base +
- QM_QUE_ISO_CFG_V) & BIT(0);
- }
-
- if (qm->use_db_isolation) {
+ qm_get_hw_caps(qm);
+ if (test_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps)) {
qm->db_interval = QM_QP_DB_INTERVAL;
qm->db_phys_base = pci_resource_start(pdev, PCI_BAR_4);
qm->db_io_base = ioremap(qm->db_phys_base,
@@ -5978,7 +6048,7 @@ static int qm_get_pci_res(struct hisi_qm *qm)
return 0;
err_db_ioremap:
- if (qm->use_db_isolation)
+ if (test_bit(QM_SUPPORT_DB_ISOLATION, &qm->caps))
iounmap(qm->db_io_base);
err_ioremap:
iounmap(qm->io_base);
@@ -6095,12 +6165,15 @@ static int hisi_qm_memory_init(struct hisi_qm *qm)
int ret, total_func, i;
size_t off = 0;
- total_func = pci_sriov_get_totalvfs(qm->pdev) + 1;
- qm->factor = kcalloc(total_func, sizeof(struct qm_shaper_factor), GFP_KERNEL);
- if (!qm->factor)
- return -ENOMEM;
- for (i = 0; i < total_func; i++)
- qm->factor[i].func_qos = QM_QOS_MAX_VAL;
+ if (test_bit(QM_SUPPORT_FUNC_QOS, &qm->caps)) {
+ total_func = pci_sriov_get_totalvfs(qm->pdev) + 1;
+ qm->factor = kcalloc(total_func, sizeof(struct qm_shaper_factor), GFP_KERNEL);
+ if (!qm->factor)
+ return -ENOMEM;
+
+ for (i = 0; i < total_func; i++)
+ qm->factor[i].func_qos = QM_QOS_MAX_VAL;
+ }
#define QM_INIT_BUF(qm, type, num) do { \
(qm)->type = ((qm)->qdma.va + (off)); \
@@ -6136,7 +6209,8 @@ err_alloc_qp_array:
dma_free_coherent(dev, qm->qdma.size, qm->qdma.va, qm->qdma.dma);
err_destroy_idr:
idr_destroy(&qm->qp_idr);
- kfree(qm->factor);
+ if (test_bit(QM_SUPPORT_FUNC_QOS, &qm->caps))
+ kfree(qm->factor);
return ret;
}
@@ -6279,7 +6353,7 @@ void hisi_qm_pm_init(struct hisi_qm *qm)
{
struct device *dev = &qm->pdev->dev;
- if (qm->fun_type == QM_HW_VF || qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_RPM, &qm->caps))
return;
pm_runtime_set_autosuspend_delay(dev, QM_AUTOSUSPEND_DELAY);
@@ -6298,7 +6372,7 @@ void hisi_qm_pm_uninit(struct hisi_qm *qm)
{
struct device *dev = &qm->pdev->dev;
- if (qm->fun_type == QM_HW_VF || qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_RPM, &qm->caps))
return;
pm_runtime_get_noresume(dev);
diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c
index 2c0be91c0b09..1ec3b06345fd 100644
--- a/drivers/crypto/hisilicon/sec2/sec_main.c
+++ b/drivers/crypto/hisilicon/sec2/sec_main.c
@@ -415,7 +415,7 @@ static void sec_open_sva_prefetch(struct hisi_qm *qm)
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
/* Enable prefetch */
@@ -435,7 +435,7 @@ static void sec_close_sva_prefetch(struct hisi_qm *qm)
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
val = readl_relaxed(qm->io_base + SEC_PREFETCH_CFG);
diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisilicon/zip/zip_main.c
index 04c8a4c65d77..36809bae6334 100644
--- a/drivers/crypto/hisilicon/zip/zip_main.c
+++ b/drivers/crypto/hisilicon/zip/zip_main.c
@@ -348,7 +348,7 @@ static void hisi_zip_open_sva_prefetch(struct hisi_qm *qm)
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
/* Enable prefetch */
@@ -368,7 +368,7 @@ static void hisi_zip_close_sva_prefetch(struct hisi_qm *qm)
u32 val;
int ret;
- if (qm->ver < QM_HW_V3)
+ if (!test_bit(QM_SUPPORT_SVA_PREFETCH, &qm->caps))
return;
val = readl_relaxed(qm->io_base + HZIP_PREFETCH_CFG);
diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h
index 116e8bd68c99..851c962ba473 100644
--- a/include/linux/hisi_acc_qm.h
+++ b/include/linux/hisi_acc_qm.h
@@ -168,6 +168,15 @@ enum qm_vf_state {
QM_NOT_READY,
};
+enum qm_cap_bits {
+ QM_SUPPORT_DB_ISOLATION = 0x0,
+ QM_SUPPORT_FUNC_QOS,
+ QM_SUPPORT_STOP_QP,
+ QM_SUPPORT_MB_COMMAND,
+ QM_SUPPORT_SVA_PREFETCH,
+ QM_SUPPORT_RPM,
+};
+
struct dfx_diff_registers {
u32 *regs;
u32 reg_offset;
@@ -258,6 +267,18 @@ struct hisi_qm_err_ini {
void (*err_info_init)(struct hisi_qm *qm);
};
+struct hisi_qm_cap_info {
+ u32 type;
+ /* Register offset */
+ u32 offset;
+ /* Bit offset in register */
+ u32 shift;
+ u32 mask;
+ u32 v1_val;
+ u32 v2_val;
+ u32 v3_val;
+};
+
struct hisi_qm_list {
struct mutex lock;
struct list_head list;
@@ -278,6 +299,9 @@ struct hisi_qm {
struct pci_dev *pdev;
void __iomem *io_base;
void __iomem *db_io_base;
+
+ /* Capbility version, 0: not supports */
+ u32 cap_ver;
u32 sqe_size;
u32 qp_base;
u32 qp_num;
@@ -304,6 +328,8 @@ struct hisi_qm {
struct hisi_qm_err_info err_info;
struct hisi_qm_err_status err_status;
unsigned long misc_ctl; /* driver removing and reset sched */
+ /* Device capability bit */
+ unsigned long caps;
struct rw_semaphore qps_lock;
struct idr qp_idr;
@@ -326,8 +352,6 @@ struct hisi_qm {
bool use_sva;
bool is_frozen;
- /* doorbell isolation enable */
- bool use_db_isolation;
resource_size_t phys_base;
resource_size_t db_phys_base;
struct uacce_device *uacce;
@@ -501,6 +525,9 @@ void hisi_qm_pm_init(struct hisi_qm *qm);
int hisi_qm_get_dfx_access(struct hisi_qm *qm);
void hisi_qm_put_dfx_access(struct hisi_qm *qm);
void hisi_qm_regs_dump(struct seq_file *s, struct debugfs_regset32 *regset);
+u32 hisi_qm_get_hw_info(struct hisi_qm *qm,
+ const struct hisi_qm_cap_info *info_table,
+ u32 index, bool is_read);
/* Used by VFIO ACC live migration driver */
struct pci_driver *hisi_sec_get_pf_driver(void);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-20 14:54:20 +0000