1 /*******************************************************************************
3 Copyright (c) 2013 - 2014, Intel Corporation
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32 ***************************************************************************/
34 #include "i40e_diag.h"
35 #include "i40e_prototype.h"
38 * i40e_diag_set_loopback
39 * @hw: pointer to the hw struct
40 * @mode: loopback mode
42 * Set chosen loopback mode
44 enum i40e_status_code i40e_diag_set_loopback(struct i40e_hw *hw,
45 enum i40e_lb_mode mode)
47 enum i40e_status_code ret_code = I40E_SUCCESS;
49 if (i40e_aq_set_lb_modes(hw, mode, NULL))
50 ret_code = I40E_ERR_DIAG_TEST_FAILED;
56 * i40e_diag_reg_pattern_test
57 * @hw: pointer to the hw struct
58 * @reg: reg to be tested
59 * @mask: bits to be touched
61 static enum i40e_status_code i40e_diag_reg_pattern_test(struct i40e_hw *hw,
64 const u32 patterns[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
65 u32 pat, val, orig_val;
68 orig_val = rd32(hw, reg);
69 for (i = 0; i < ARRAY_SIZE(patterns); i++) {
71 wr32(hw, reg, (pat & mask));
73 if ((val & mask) != (pat & mask)) {
74 return I40E_ERR_DIAG_TEST_FAILED;
78 wr32(hw, reg, orig_val);
80 if (val != orig_val) {
81 return I40E_ERR_DIAG_TEST_FAILED;
87 struct i40e_diag_reg_test_info i40e_reg_list[] = {
88 /* offset mask elements stride */
89 {I40E_QTX_CTL(0), 0x0000FFBF, 1, I40E_QTX_CTL(1) - I40E_QTX_CTL(0)},
90 {I40E_PFINT_ITR0(0), 0x00000FFF, 3, I40E_PFINT_ITR0(1) - I40E_PFINT_ITR0(0)},
91 {I40E_PFINT_ITRN(0, 0), 0x00000FFF, 1, I40E_PFINT_ITRN(0, 1) - I40E_PFINT_ITRN(0, 0)},
92 {I40E_PFINT_ITRN(1, 0), 0x00000FFF, 1, I40E_PFINT_ITRN(1, 1) - I40E_PFINT_ITRN(1, 0)},
93 {I40E_PFINT_ITRN(2, 0), 0x00000FFF, 1, I40E_PFINT_ITRN(2, 1) - I40E_PFINT_ITRN(2, 0)},
94 {I40E_PFINT_STAT_CTL0, 0x0000000C, 1, 0},
95 {I40E_PFINT_LNKLST0, 0x00001FFF, 1, 0},
96 {I40E_PFINT_LNKLSTN(0), 0x000007FF, 1, I40E_PFINT_LNKLSTN(1) - I40E_PFINT_LNKLSTN(0)},
97 {I40E_QINT_TQCTL(0), 0x000000FF, 1, I40E_QINT_TQCTL(1) - I40E_QINT_TQCTL(0)},
98 {I40E_QINT_RQCTL(0), 0x000000FF, 1, I40E_QINT_RQCTL(1) - I40E_QINT_RQCTL(0)},
99 {I40E_PFINT_ICR0_ENA, 0xF7F20000, 1, 0},
105 * @hw: pointer to the hw struct
107 * Perform registers diagnostic test
109 enum i40e_status_code i40e_diag_reg_test(struct i40e_hw *hw)
111 enum i40e_status_code ret_code = I40E_SUCCESS;
115 for (i = 0; i40e_reg_list[i].offset != 0 &&
116 ret_code == I40E_SUCCESS; i++) {
118 /* set actual reg range for dynamically allocated resources */
119 if (i40e_reg_list[i].offset == I40E_QTX_CTL(0) &&
120 hw->func_caps.num_tx_qp != 0)
121 i40e_reg_list[i].elements = hw->func_caps.num_tx_qp;
122 if ((i40e_reg_list[i].offset == I40E_PFINT_ITRN(0, 0) ||
123 i40e_reg_list[i].offset == I40E_PFINT_ITRN(1, 0) ||
124 i40e_reg_list[i].offset == I40E_PFINT_ITRN(2, 0) ||
125 i40e_reg_list[i].offset == I40E_QINT_TQCTL(0) ||
126 i40e_reg_list[i].offset == I40E_QINT_RQCTL(0)) &&
127 hw->func_caps.num_msix_vectors != 0)
128 i40e_reg_list[i].elements =
129 hw->func_caps.num_msix_vectors - 1;
131 /* test register access */
132 mask = i40e_reg_list[i].mask;
133 for (j = 0; j < i40e_reg_list[i].elements &&
134 ret_code == I40E_SUCCESS; j++) {
135 reg = i40e_reg_list[i].offset
136 + (j * i40e_reg_list[i].stride);
137 ret_code = i40e_diag_reg_pattern_test(hw, reg, mask);
145 * i40e_diag_eeprom_test
146 * @hw: pointer to the hw struct
148 * Perform EEPROM diagnostic test
150 enum i40e_status_code i40e_diag_eeprom_test(struct i40e_hw *hw)
152 enum i40e_status_code ret_code;
155 /* read NVM control word and if NVM valid, validate EEPROM checksum*/
156 ret_code = i40e_read_nvm_word(hw, I40E_SR_NVM_CONTROL_WORD, ®_val);
157 if ((ret_code == I40E_SUCCESS) &&
158 ((reg_val & I40E_SR_CONTROL_WORD_1_MASK) ==
159 (0x01 << I40E_SR_CONTROL_WORD_1_SHIFT))) {
160 ret_code = i40e_validate_nvm_checksum(hw, NULL);
162 ret_code = I40E_ERR_DIAG_TEST_FAILED;
169 * i40e_diag_fw_alive_test
170 * @hw: pointer to the hw struct
172 * Perform FW alive diagnostic test
174 enum i40e_status_code i40e_diag_fw_alive_test(struct i40e_hw *hw)
176 UNREFERENCED_1PARAMETER(hw);