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Subject[PATCH net-next 6/7] net: hns3: Add enable and process hw errors from PPP
Date
From: Shiju Jose <shiju.jose@huawei.com>

This patch enables and process hw errors from the
PPP(Programmable Packet Process) block.

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
---
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h | 2 +
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 267 +++++++++++++++++++++
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h | 11 +
3 files changed, 280 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 97c90aa..f23cf78 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -218,6 +218,8 @@ enum hclge_opcode_type {
HCLGE_IGU_COMMON_INT_QUERY = 0x1805,
HCLGE_IGU_COMMON_INT_EN = 0x1806,
HCLGE_IGU_COMMON_INT_CLR = 0x1807,
+ HCLGE_PPP_CMD0_INT_CMD = 0x2100,
+ HCLGE_PPP_CMD1_INT_CMD = 0x2101,
HCLGE_NCSI_INT_QUERY = 0x2400,
HCLGE_NCSI_INT_EN = 0x2401,
HCLGE_NCSI_INT_CLR = 0x2402,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
index 34c4edd..ea73def 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -109,6 +109,110 @@ static const struct hclge_hw_error hclge_ncsi_err_int[] = {
{ /* sentinel */ }
};

+static const struct hclge_hw_error hclge_ppp_mpf_int0[] = {
+ { .int_msk = BIT(0), .msg = "vf_vlan_ad_mem_ecc_1bit_err" },
+ { .int_msk = BIT(1), .msg = "umv_mcast_group_mem_ecc_1bit_err" },
+ { .int_msk = BIT(2), .msg = "umv_key_mem0_ecc_1bit_err" },
+ { .int_msk = BIT(3), .msg = "umv_key_mem1_ecc_1bit_err" },
+ { .int_msk = BIT(4), .msg = "umv_key_mem2_ecc_1bit_err" },
+ { .int_msk = BIT(5), .msg = "umv_key_mem3_ecc_1bit_err" },
+ { .int_msk = BIT(6), .msg = "umv_ad_mem_ecc_1bit_err" },
+ { .int_msk = BIT(7), .msg = "rss_tc_mode_mem_ecc_1bit_err" },
+ { .int_msk = BIT(8), .msg = "rss_idt_mem0_ecc_1bit_err" },
+ { .int_msk = BIT(9), .msg = "rss_idt_mem1_ecc_1bit_err" },
+ { .int_msk = BIT(10), .msg = "rss_idt_mem2_ecc_1bit_err" },
+ { .int_msk = BIT(11), .msg = "rss_idt_mem3_ecc_1bit_err" },
+ { .int_msk = BIT(12), .msg = "rss_idt_mem4_ecc_1bit_err" },
+ { .int_msk = BIT(13), .msg = "rss_idt_mem5_ecc_1bit_err" },
+ { .int_msk = BIT(14), .msg = "rss_idt_mem6_ecc_1bit_err" },
+ { .int_msk = BIT(15), .msg = "rss_idt_mem7_ecc_1bit_err" },
+ { .int_msk = BIT(16), .msg = "rss_idt_mem8_ecc_1bit_err" },
+ { .int_msk = BIT(17), .msg = "rss_idt_mem9_ecc_1bit_err" },
+ { .int_msk = BIT(18), .msg = "rss_idt_mem10_ecc_1bit_err" },
+ { .int_msk = BIT(19), .msg = "rss_idt_mem11_ecc_1bit_err" },
+ { .int_msk = BIT(20), .msg = "rss_idt_mem12_ecc_1bit_err" },
+ { .int_msk = BIT(21), .msg = "rss_idt_mem13_ecc_1bit_err" },
+ { .int_msk = BIT(22), .msg = "rss_idt_mem14_ecc_1bit_err" },
+ { .int_msk = BIT(23), .msg = "rss_idt_mem15_ecc_1bit_err" },
+ { .int_msk = BIT(24), .msg = "port_vlan_mem_ecc_1bit_err" },
+ { .int_msk = BIT(25), .msg = "mcast_linear_table_mem_ecc_1bit_err" },
+ { .int_msk = BIT(26), .msg = "mcast_result_mem_ecc_1bit_err" },
+ { .int_msk = BIT(27),
+ .msg = "flow_director_ad_mem0_ecc_1bit_err" },
+ { .int_msk = BIT(28),
+ .msg = "flow_director_ad_mem1_ecc_1bit_err" },
+ { .int_msk = BIT(29),
+ .msg = "rx_vlan_tag_memory_ecc_1bit_err" },
+ { .int_msk = BIT(30),
+ .msg = "Tx_UP_mapping_config_mem_ecc_1bit_err" },
+ { /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_mpf_int1[] = {
+ { .int_msk = BIT(0), .msg = "vf_vlan_ad_mem_ecc_mbit_err" },
+ { .int_msk = BIT(1), .msg = "umv_mcast_group_mem_ecc_mbit_err" },
+ { .int_msk = BIT(2), .msg = "umv_key_mem0_ecc_mbit_err" },
+ { .int_msk = BIT(3), .msg = "umv_key_mem1_ecc_mbit_err" },
+ { .int_msk = BIT(4), .msg = "umv_key_mem2_ecc_mbit_err" },
+ { .int_msk = BIT(5), .msg = "umv_key_mem3_ecc_mbit_err" },
+ { .int_msk = BIT(6), .msg = "umv_ad_mem_ecc_mbit_erre" },
+ { .int_msk = BIT(7), .msg = "rss_tc_mode_mem_ecc_mbit_err" },
+ { .int_msk = BIT(8), .msg = "rss_idt_mem0_ecc_mbit_err" },
+ { .int_msk = BIT(9), .msg = "rss_idt_mem1_ecc_mbit_err" },
+ { .int_msk = BIT(10), .msg = "rss_idt_mem2_ecc_mbit_err" },
+ { .int_msk = BIT(11), .msg = "rss_idt_mem3_ecc_mbit_err" },
+ { .int_msk = BIT(12), .msg = "rss_idt_mem4_ecc_mbit_err" },
+ { .int_msk = BIT(13), .msg = "rss_idt_mem5_ecc_mbit_err" },
+ { .int_msk = BIT(14), .msg = "rss_idt_mem6_ecc_mbit_err" },
+ { .int_msk = BIT(15), .msg = "rss_idt_mem7_ecc_mbit_err" },
+ { .int_msk = BIT(16), .msg = "rss_idt_mem8_ecc_mbit_err" },
+ { .int_msk = BIT(17), .msg = "rss_idt_mem9_ecc_mbit_err" },
+ { .int_msk = BIT(18), .msg = "rss_idt_mem10_ecc_m1bit_err" },
+ { .int_msk = BIT(19), .msg = "rss_idt_mem11_ecc_mbit_err" },
+ { .int_msk = BIT(20), .msg = "rss_idt_mem12_ecc_mbit_err" },
+ { .int_msk = BIT(21), .msg = "rss_idt_mem13_ecc_mbit_err" },
+ { .int_msk = BIT(22), .msg = "rss_idt_mem14_ecc_mbit_err" },
+ { .int_msk = BIT(23), .msg = "rss_idt_mem15_ecc_mbit_err" },
+ { .int_msk = BIT(24), .msg = "port_vlan_mem_ecc_mbit_err" },
+ { .int_msk = BIT(25), .msg = "mcast_linear_table_mem_ecc_mbit_err" },
+ { .int_msk = BIT(26), .msg = "mcast_result_mem_ecc_mbit_err" },
+ { .int_msk = BIT(27),
+ .msg = "flow_director_ad_mem0_ecc_mbit_err" },
+ { .int_msk = BIT(28),
+ .msg = "flow_director_ad_mem1_ecc_mbit_err" },
+ { .int_msk = BIT(29),
+ .msg = "rx_vlan_tag_memory_ecc_mbit_err" },
+ { .int_msk = BIT(30),
+ .msg = "Tx_UP_mapping_config_mem_ecc_mbit_err" },
+ { /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_pf_int[] = {
+ { .int_msk = BIT(0), .msg = "Tx_vlan_tag_err" },
+ { .int_msk = BIT(1), .msg = "rss_list_tc_unassigned_queue_err" },
+ { /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_mpf_int2[] = {
+ { .int_msk = BIT(0), .msg = "hfs_fifo_mem_ecc_1bit_err" },
+ { .int_msk = BIT(1), .msg = "rslt_descr_fifo_mem_ecc_1bit_err" },
+ { .int_msk = BIT(2), .msg = "tx_vlan_tag_mem_ecc_1bit_err" },
+ { .int_msk = BIT(3), .msg = "FD_CN0_memory_ecc_1bit_err" },
+ { .int_msk = BIT(4), .msg = "FD_CN1_memory_ecc_1bit_err" },
+ { .int_msk = BIT(5), .msg = "GRO_AD_memory_ecc_1bit_err" },
+ { /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_mpf_int3[] = {
+ { .int_msk = BIT(0), .msg = "hfs_fifo_mem_ecc_mbit_err" },
+ { .int_msk = BIT(1), .msg = "rslt_descr_fifo_mem_ecc_mbit_err" },
+ { .int_msk = BIT(2), .msg = "tx_vlan_tag_mem_ecc_mbit_err" },
+ { .int_msk = BIT(3), .msg = "FD_CN0_memory_ecc_mbit_err" },
+ { .int_msk = BIT(4), .msg = "FD_CN1_memory_ecc_mbit_err" },
+ { .int_msk = BIT(5), .msg = "GRO_AD_memory_ecc_mbit_err" },
+ { /* sentinel */ }
+};
+
static void hclge_log_error(struct device *dev,
const struct hclge_hw_error *err_list,
u32 err_sts)
@@ -322,6 +426,81 @@ static int hclge_enable_igu_egu_error(struct hclge_dev *hdev, bool en)
return ret;
}

+static int hclge_enable_ppp_error_interrupt(struct hclge_dev *hdev, u32 cmd,
+ bool en)
+{
+ struct device *dev = &hdev->pdev->dev;
+ struct hclge_desc desc[2];
+ int ret;
+
+ /* enable/disable PPP error interrupts */
+ hclge_cmd_setup_basic_desc(&desc[0], cmd, false);
+ desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
+ hclge_cmd_setup_basic_desc(&desc[1], cmd, false);
+
+ if (cmd == HCLGE_PPP_CMD0_INT_CMD) {
+ if (en) {
+ desc[0].data[0] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT0_EN);
+ desc[0].data[1] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT1_EN);
+ } else {
+ desc[0].data[0] = 0;
+ desc[0].data[1] = 0;
+ }
+ desc[1].data[0] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT0_EN_MASK);
+ desc[1].data[1] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT1_EN_MASK);
+ } else if (cmd == HCLGE_PPP_CMD1_INT_CMD) {
+ if (en) {
+ desc[0].data[0] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT2_EN);
+ desc[0].data[1] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT3_EN);
+ } else {
+ desc[0].data[0] = 0;
+ desc[0].data[1] = 0;
+ }
+ desc[1].data[0] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT2_EN_MASK);
+ desc[1].data[1] =
+ cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK);
+ }
+
+ ret = hclge_cmd_send(&hdev->hw, &desc[0], 2);
+ if (ret)
+ dev_err(dev,
+ "failed(%d) to enable/disable PPP error interrupts\n",
+ ret);
+
+ return ret;
+}
+
+static int hclge_enable_ppp_error(struct hclge_dev *hdev, bool en)
+{
+ struct device *dev = &hdev->pdev->dev;
+ int ret;
+
+ ret = hclge_enable_ppp_error_interrupt(hdev, HCLGE_PPP_CMD0_INT_CMD,
+ en);
+ if (ret) {
+ dev_err(dev,
+ "failed(%d) to enable/disable PPP error intr 0,1\n",
+ ret);
+ return ret;
+ }
+
+ ret = hclge_enable_ppp_error_interrupt(hdev, HCLGE_PPP_CMD1_INT_CMD,
+ en);
+ if (ret)
+ dev_err(dev,
+ "failed(%d) to enable/disable PPP error intr 2,3\n",
+ ret);
+
+ return ret;
+}
+
static void hclge_process_common_error(struct hclge_dev *hdev,
enum hclge_err_int_type type)
{
@@ -472,6 +651,91 @@ static void hclge_process_igu_egu_error(struct hclge_dev *hdev,
hclge_process_ncsi_error(hdev, HCLGE_ERR_INT_RAS_NFE);
}

+static int hclge_log_and_clear_ppp_error(struct hclge_dev *hdev, u32 cmd,
+ enum hclge_err_int_type int_type)
+{
+ enum hnae3_reset_type reset_level = HNAE3_NONE_RESET;
+ struct device *dev = &hdev->pdev->dev;
+ const struct hclge_hw_error *hw_err_lst1, *hw_err_lst2, *hw_err_lst3;
+ struct hclge_desc desc[2];
+ u32 err_sts;
+ int ret;
+
+ /* read PPP INT sts */
+ ret = hclge_cmd_query_error(hdev, &desc[0], cmd,
+ HCLGE_CMD_FLAG_NEXT, 5, int_type);
+ if (ret) {
+ dev_err(dev, "failed(=%d) to query PPP interrupt status\n",
+ ret);
+ return -EIO;
+ }
+
+ /* log error */
+ if (cmd == HCLGE_PPP_CMD0_INT_CMD) {
+ hw_err_lst1 = &hclge_ppp_mpf_int0[0];
+ hw_err_lst2 = &hclge_ppp_mpf_int1[0];
+ hw_err_lst3 = &hclge_ppp_pf_int[0];
+ } else if (cmd == HCLGE_PPP_CMD1_INT_CMD) {
+ hw_err_lst1 = &hclge_ppp_mpf_int2[0];
+ hw_err_lst2 = &hclge_ppp_mpf_int3[0];
+ } else {
+ dev_err(dev, "invalid command(=%d)\n", cmd);
+ return -EINVAL;
+ }
+
+ err_sts = le32_to_cpu(desc[0].data[2]);
+ if (err_sts) {
+ hclge_log_error(dev, hw_err_lst1, err_sts);
+ reset_level = HNAE3_FUNC_RESET;
+ }
+
+ err_sts = le32_to_cpu(desc[0].data[3]);
+ if (err_sts) {
+ hclge_log_error(dev, hw_err_lst2, err_sts);
+ reset_level = HNAE3_FUNC_RESET;
+ }
+
+ err_sts = (le32_to_cpu(desc[0].data[4]) >> 8) & 0x3;
+ if (err_sts) {
+ hclge_log_error(dev, hw_err_lst3, err_sts);
+ reset_level = HNAE3_FUNC_RESET;
+ }
+
+ /* clear PPP INT */
+ ret = hclge_cmd_clear_error(hdev, &desc[0], NULL, 0,
+ HCLGE_CMD_FLAG_NEXT);
+ if (ret) {
+ dev_err(dev, "failed(=%d) to clear PPP interrupt status\n",
+ ret);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static void hclge_process_ppp_error(struct hclge_dev *hdev,
+ enum hclge_err_int_type int_type)
+{
+ struct device *dev = &hdev->pdev->dev;
+ int ret;
+
+ /* read PPP INT0,1 sts */
+ ret = hclge_log_and_clear_ppp_error(hdev, HCLGE_PPP_CMD0_INT_CMD,
+ int_type);
+ if (ret < 0) {
+ dev_err(dev, "failed(=%d) to clear PPP interrupt 0,1 status\n",
+ ret);
+ return;
+ }
+
+ /* read err PPP INT2,3 sts */
+ ret = hclge_log_and_clear_ppp_error(hdev, HCLGE_PPP_CMD1_INT_CMD,
+ int_type);
+ if (ret < 0)
+ dev_err(dev, "failed(=%d) to clear PPP interrupt 2,3 status\n",
+ ret);
+}
+
static const struct hclge_hw_blk hw_blk[] = {
{ .msk = BIT(0), .name = "IGU_EGU",
.enable_error = hclge_enable_igu_egu_error,
@@ -479,6 +743,9 @@ static const struct hclge_hw_blk hw_blk[] = {
{ .msk = BIT(5), .name = "COMMON",
.enable_error = hclge_enable_common_error,
.process_error = hclge_process_common_error, },
+ { .msk = BIT(1), .name = "PPP",
+ .enable_error = hclge_enable_ppp_error,
+ .process_error = hclge_process_ppp_error, },
{ /* sentinel */ }
};

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
index f46c8c2..c6d3739 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -27,6 +27,16 @@
#define HCLGE_IGU_ERR_INT_EN_MASK 0x000F
#define HCLGE_IGU_TNL_ERR_INT_EN 0x0002AABF
#define HCLGE_IGU_TNL_ERR_INT_EN_MASK 0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT0_EN 0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT0_EN_MASK 0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT1_EN 0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT1_EN_MASK 0xFFFFFFFF
+#define HCLGE_PPP_PF_ERR_INT_EN 0x0003
+#define HCLGE_PPP_PF_ERR_INT_EN_MASK 0x0003
+#define HCLGE_PPP_MPF_ECC_ERR_INT2_EN 0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT2_EN_MASK 0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN 0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK 0x003F
#define HCLGE_NCSI_ERR_INT_EN 0x3
#define HCLGE_NCSI_ERR_INT_TYPE 0x9

@@ -43,6 +53,7 @@
#define HCLGE_TQP_IMP_ERR_CLR_MASK 0x0FFF0001
#define HCLGE_IGU_COM_INT_MASK 0xF
#define HCLGE_IGU_EGU_TNL_INT_MASK 0x3F
+#define HCLGE_PPP_PF_INT_MASK 0x100

enum hclge_err_int_type {
HCLGE_ERR_INT_MSIX = 0,
--
2.7.4

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