@@ -14,8 +14,7 @@ enum {
HPRE_CLUSTER0,
HPRE_CLUSTER1,
HPRE_CLUSTER2,
- HPRE_CLUSTER3,
- HPRE_CLUSTERS_NUM,
+ HPRE_CLUSTER3
};
enum hpre_ctrl_dbgfs_file {
@@ -36,7 +35,10 @@ enum hpre_dfx_dbgfs_file {
HPRE_DFX_FILE_NUM
};
-#define HPRE_DEBUGFS_FILE_NUM (HPRE_DEBUG_FILE_NUM + HPRE_CLUSTERS_NUM - 1)
+#define HPRE_CLUSTERS_NUM_V2 (HPRE_CLUSTER3 + 1)
+#define HPRE_CLUSTERS_NUM_V3 1
+#define HPRE_CLUSTERS_NUM_MAX HPRE_CLUSTERS_NUM_V2
+#define HPRE_DEBUGFS_FILE_NUM (HPRE_DEBUG_FILE_NUM + HPRE_CLUSTERS_NUM_MAX - 1)
struct hpre_debugfs_file {
int index;
@@ -29,6 +29,8 @@
#define HPRE_BD_ARUSR_CFG 0x301030
#define HPRE_BD_AWUSR_CFG 0x301034
#define HPRE_TYPES_ENB 0x301038
+#define HPRE_RSA_ENB BIT(0)
+#define HPRE_ECC_ENB BIT(1)
#define HPRE_DATA_RUSER_CFG 0x30103c
#define HPRE_DATA_WUSER_CFG 0x301040
#define HPRE_INT_MASK 0x301400
@@ -73,7 +75,8 @@
#define HPRE_QM_AXI_CFG_MASK 0xffff
#define HPRE_QM_VFG_AX_MASK 0xff
#define HPRE_BD_USR_MASK 0x3
-#define HPRE_CLUSTER_CORE_MASK 0xf
+#define HPRE_CLUSTER_CORE_MASK_V2 0xf
+#define HPRE_CLUSTER_CORE_MASK_V3 0xff
#define HPRE_AM_OOO_SHUTDOWN_ENB 0x301044
#define HPRE_AM_OOO_SHUTDOWN_ENABLE BIT(0)
@@ -86,6 +89,11 @@
#define HPRE_QM_PM_FLR BIT(11)
#define HPRE_QM_SRIOV_FLR BIT(12)
+#define HPRE_CLUSTERS_NUM(qm) \
+ (((qm)->ver >= QM_HW_V3) ? HPRE_CLUSTERS_NUM_V3 : HPRE_CLUSTERS_NUM_V2)
+#define HPRE_CLUSTER_CORE_MASK(qm) \
+ (((qm)->ver >= QM_HW_V3) ? HPRE_CLUSTER_CORE_MASK_V3 :\
+ HPRE_CLUSTER_CORE_MASK_V2)
#define HPRE_VIA_MSI_DSM 1
#define HPRE_SQE_MASK_OFFSET 8
#define HPRE_SQE_MASK_LEN 24
@@ -238,8 +246,40 @@ static int hpre_cfg_by_dsm(struct hisi_qm *qm)
return 0;
}
+static int hpre_set_cluster(struct hisi_qm *qm)
+{
+ u32 cluster_core_mask = HPRE_CLUSTER_CORE_MASK(qm);
+ u8 clusters_num = HPRE_CLUSTERS_NUM(qm);
+ struct device *dev = &qm->pdev->dev;
+ unsigned long offset;
+ u32 val = 0;
+ int ret, i;
+
+ for (i = 0; i < clusters_num; i++) {
+ offset = i * HPRE_CLSTR_ADDR_INTRVL;
+
+ /* clusters initiating */
+ writel(cluster_core_mask,
+ HPRE_ADDR(qm, offset + HPRE_CORE_ENB));
+ writel(0x1, HPRE_ADDR(qm, offset + HPRE_CORE_INI_CFG));
+ ret = readl_relaxed_poll_timeout(HPRE_ADDR(qm, offset +
+ HPRE_CORE_INI_STATUS), val,
+ ((val & cluster_core_mask) ==
+ cluster_core_mask),
+ HPRE_REG_RD_INTVRL_US,
+ HPRE_REG_RD_TMOUT_US);
+ if (ret) {
+ dev_err(dev,
+ "cluster %d int st status timeout!\n", i);
+ return -ETIMEDOUT;
+ }
+ }
+
+ return 0;
+}
+
/*
- * For Hi1620, we shoul disable FLR triggered by hardware (BME/PM/SRIOV).
+ * For Kunpeng 920, we shoul disable FLR triggered by hardware (BME/PM/SRIOV).
* Or it may stay in D3 state when we bind and unbind hpre quickly,
* as it does FLR triggered by hardware.
*/
@@ -257,9 +297,8 @@ static void disable_flr_of_bme(struct hisi_qm *qm)
static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
{
struct device *dev = &qm->pdev->dev;
- unsigned long offset;
- int ret, i;
u32 val;
+ int ret;
writel(HPRE_QM_USR_CFG_MASK, HPRE_ADDR(qm, QM_ARUSER_M_CFG_ENABLE));
writel(HPRE_QM_USR_CFG_MASK, HPRE_ADDR(qm, QM_AWUSER_M_CFG_ENABLE));
@@ -270,7 +309,12 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
val |= BIT(HPRE_TIMEOUT_ABNML_BIT);
writel_relaxed(val, HPRE_ADDR(qm, HPRE_QM_ABNML_INT_MASK));
- writel(0x1, HPRE_ADDR(qm, HPRE_TYPES_ENB));
+ if (qm->ver >= QM_HW_V3)
+ writel(HPRE_RSA_ENB | HPRE_ECC_ENB,
+ HPRE_ADDR(qm, HPRE_TYPES_ENB));
+ else
+ writel(HPRE_RSA_ENB, HPRE_ADDR(qm, HPRE_TYPES_ENB));
+
writel(HPRE_QM_VFG_AX_MASK, HPRE_ADDR(qm, HPRE_VFG_AXCACHE));
writel(0x0, HPRE_ADDR(qm, HPRE_BD_ENDIAN));
writel(0x0, HPRE_ADDR(qm, HPRE_INT_MASK));
@@ -291,37 +335,25 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
return -ETIMEDOUT;
}
- for (i = 0; i < HPRE_CLUSTERS_NUM; i++) {
- offset = i * HPRE_CLSTR_ADDR_INTRVL;
-
- /* clusters initiating */
- writel(HPRE_CLUSTER_CORE_MASK,
- HPRE_ADDR(qm, offset + HPRE_CORE_ENB));
- writel(0x1, HPRE_ADDR(qm, offset + HPRE_CORE_INI_CFG));
- ret = readl_relaxed_poll_timeout(HPRE_ADDR(qm, offset +
- HPRE_CORE_INI_STATUS), val,
- ((val & HPRE_CLUSTER_CORE_MASK) ==
- HPRE_CLUSTER_CORE_MASK),
- HPRE_REG_RD_INTVRL_US,
- HPRE_REG_RD_TMOUT_US);
- if (ret) {
- dev_err(dev,
- "cluster %d int st status timeout!\n", i);
- return -ETIMEDOUT;
- }
- }
-
- ret = hpre_cfg_by_dsm(qm);
+ ret = hpre_set_cluster(qm);
if (ret)
- dev_err(dev, "acpi_evaluate_dsm err.\n");
+ return -ETIMEDOUT;
- disable_flr_of_bme(qm);
+ /* This setting is only needed by Kunpeng 920. */
+ if (qm->ver == QM_HW_V2) {
+ ret = hpre_cfg_by_dsm(qm);
+ if (ret)
+ dev_err(dev, "acpi_evaluate_dsm err.\n");
+
+ disable_flr_of_bme(qm);
+ }
return ret;
}
static void hpre_cnt_regs_clear(struct hisi_qm *qm)
{
+ u8 clusters_num = HPRE_CLUSTERS_NUM(qm);
unsigned long offset;
int i;
@@ -330,7 +362,7 @@ static void hpre_cnt_regs_clear(struct hisi_qm *qm)
writel(0x0, qm->io_base + QM_DFX_DB_CNT_VF);
/* clear clusterX/cluster_ctrl */
- for (i = 0; i < HPRE_CLUSTERS_NUM; i++) {
+ for (i = 0; i < clusters_num; i++) {
offset = HPRE_CLSTR_BASE + i * HPRE_CLSTR_ADDR_INTRVL;
writel(0x0, qm->io_base + offset + HPRE_CLUSTER_INQURY);
}
@@ -629,13 +661,14 @@ static int hpre_pf_comm_regs_debugfs_init(struct hisi_qm *qm)
static int hpre_cluster_debugfs_init(struct hisi_qm *qm)
{
+ u8 clusters_num = HPRE_CLUSTERS_NUM(qm);
struct device *dev = &qm->pdev->dev;
char buf[HPRE_DBGFS_VAL_MAX_LEN];
struct debugfs_regset32 *regset;
struct dentry *tmp_d;
int i, ret;
- for (i = 0; i < HPRE_CLUSTERS_NUM; i++) {
+ for (i = 0; i < clusters_num; i++) {
ret = snprintf(buf, HPRE_DBGFS_VAL_MAX_LEN, "cluster%d", i);
if (ret < 0)
return -EINVAL;