diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c | 86 |
1 files changed, 64 insertions, 22 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c b/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c index 40b8a52dbfa3..6fdf9ab98685 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c +++ b/drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c @@ -1011,6 +1011,56 @@ bool qed_send_qm_stop_cmd(struct qed_hwfn *p_hwfn, #define PRS_ETH_TUNN_OUTPUT_FORMAT 0xF4DAB910 #define PRS_ETH_OUTPUT_FORMAT 0xFFFF4910 +#define ARR_REG_WR(dev, ptt, addr, arr, arr_size) \ + do { \ + u32 i; \ + \ + for (i = 0; i < (arr_size); i++) \ + qed_wr(dev, ptt, \ + ((addr) + (4 * i)), \ + ((u32 *)&(arr))[i]); \ + } while (0) + +/** + * @brief qed_dmae_to_grc - is an internal function - writes from host to + * wide-bus registers (split registers are not supported yet) + * + * @param p_hwfn - HW device data + * @param p_ptt - ptt window used for writing the registers. + * @param p_data - pointer to source data. + * @param addr - Destination register address. + * @param len_in_dwords - data length in DWARDS (u32) + */ +static int qed_dmae_to_grc(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *p_data, u32 addr, u32 len_in_dwords) +{ + struct qed_dmae_params params = {}; + int rc; + + if (!p_data) + return -1; + + /* Set DMAE params */ + SET_FIELD(params.flags, QED_DMAE_PARAMS_COMPLETION_DST, 1); + + /* Execute DMAE command */ + rc = qed_dmae_host2grc(p_hwfn, p_ptt, + (u64)(uintptr_t)(p_data), + addr, len_in_dwords, ¶ms); + + /* If not read using DMAE, read using GRC */ + if (rc) { + DP_VERBOSE(p_hwfn, + QED_MSG_DEBUG, + "Failed writing to chip using DMAE, using GRC instead\n"); + /* write to registers using GRC */ + ARR_REG_WR(p_hwfn, p_ptt, addr, p_data, len_in_dwords); + } + + return len_in_dwords; +} + void qed_set_vxlan_dest_port(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u16 dest_port) { @@ -1195,6 +1245,8 @@ void qed_set_vxlan_no_l2_enable(struct qed_hwfn *p_hwfn, void qed_gft_disable(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u16 pf_id) { + struct regpair ram_line = { }; + /* Disable gft search for PF */ qed_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_GFT, 0); @@ -1204,12 +1256,9 @@ void qed_gft_disable(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u16 pf_id) qed_wr(p_hwfn, p_ptt, PRS_REG_GFT_CAM + CAM_LINE_SIZE * pf_id, 0); /* Zero ramline */ - qed_wr(p_hwfn, - p_ptt, PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * pf_id, 0); - qed_wr(p_hwfn, - p_ptt, - PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * pf_id + REG_SIZE, - 0); + qed_dmae_to_grc(p_hwfn, p_ptt, (u32 *)&ram_line, + PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * pf_id, + sizeof(ram_line) / REG_SIZE); } void qed_gft_config(struct qed_hwfn *p_hwfn, @@ -1320,24 +1369,17 @@ void qed_gft_config(struct qed_hwfn *p_hwfn, qed_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_NON_IP_AS_GFT, search_non_ip_as_gft); - qed_wr(p_hwfn, - p_ptt, - PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * pf_id, - ram_line.lo); - qed_wr(p_hwfn, - p_ptt, - PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * pf_id + REG_SIZE, - ram_line.hi); + qed_dmae_to_grc(p_hwfn, p_ptt, (u32 *)&ram_line, + PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * pf_id, + sizeof(ram_line) / REG_SIZE); /* Set default profile so that no filter match will happen */ - qed_wr(p_hwfn, - p_ptt, - PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * - PRS_GFT_CAM_LINES_NO_MATCH, 0xffffffff); - qed_wr(p_hwfn, - p_ptt, - PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * - PRS_GFT_CAM_LINES_NO_MATCH + REG_SIZE, 0x3ff); + ram_line.lo = 0xffffffff; + ram_line.hi = 0x3ff; + qed_dmae_to_grc(p_hwfn, p_ptt, (u32 *)&ram_line, + PRS_REG_GFT_PROFILE_MASK_RAM + RAM_LINE_SIZE * + PRS_GFT_CAM_LINES_NO_MATCH, + sizeof(ram_line) / REG_SIZE); /* Enable gft search */ qed_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_GFT, 1); |