/***************************************************************************** (c) Cambridge Silicon Radio Limited 2011 All rights reserved and confidential information of CSR Refer to LICENSE.txt included with this source for details on the license terms. *****************************************************************************/ /* * --------------------------------------------------------------------------- * FILE: csr_wifi_hip_card_udi.c * * PURPOSE: * Maintain a list of callbacks to log UniFi exchanges to one or more * debug/monitoring client applications. * * NOTES: * Just call the UDI driver log fn directly for now. * When done properly, each open() on the UDI device will install * a log function. We will call all log fns whenever a signal is written * to or read form the UniFi. * * --------------------------------------------------------------------------- */ #include "csr_wifi_hip_unifi.h" #include "csr_wifi_hip_card.h" /* * --------------------------------------------------------------------------- * unifi_print_status * * Print status info to given character buffer. * * Arguments: * None. * * Returns: * None. * --------------------------------------------------------------------------- */ s32 unifi_print_status(card_t *card, char *str, s32 *remain) { char *p = str; sdio_config_data_t *cfg; u16 i, n; s32 remaining = *remain; s32 written; #ifdef CSR_UNSAFE_SDIO_ACCESS s32 iostate; CsrResult r; static const char *const states[] = { "AWAKE", "DROWSY", "TORPID" }; #define SHARED_READ_RETRY_LIMIT 10 u8 b; #endif if (remaining <= 0) { return 0; } i = n = 0; written = scnprintf(p, remaining, "Chip ID %u\n", (u16)card->chip_id); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "Chip Version %04X\n", card->chip_version); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "HIP v%u.%u\n", (card->config_data.version >> 8) & 0xFF, card->config_data.version & 0xFF); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "Build %u: %s\n", card->build_id, card->build_id_string); UNIFI_SNPRINTF_RET(p, remaining, written); cfg = &card->config_data; written = scnprintf(p, remaining, "sdio ctrl offset %u\n", cfg->sdio_ctrl_offset); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "fromhost sigbuf handle %u\n", cfg->fromhost_sigbuf_handle); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "tohost_sigbuf_handle %u\n", cfg->tohost_sigbuf_handle); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "num_fromhost_sig_frags %u\n", cfg->num_fromhost_sig_frags); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "num_tohost_sig_frags %u\n", cfg->num_tohost_sig_frags); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "num_fromhost_data_slots %u\n", cfg->num_fromhost_data_slots); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "num_tohost_data_slots %u\n", cfg->num_tohost_data_slots); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "data_slot_size %u\n", cfg->data_slot_size); UNIFI_SNPRINTF_RET(p, remaining, written); /* Added by protocol version 0x0001 */ written = scnprintf(p, remaining, "overlay_size %u\n", (u16)cfg->overlay_size); UNIFI_SNPRINTF_RET(p, remaining, written); /* Added by protocol version 0x0300 */ written = scnprintf(p, remaining, "data_slot_round %u\n", cfg->data_slot_round); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "sig_frag_size %u\n", cfg->sig_frag_size); UNIFI_SNPRINTF_RET(p, remaining, written); /* Added by protocol version 0x0300 */ written = scnprintf(p, remaining, "tohost_sig_pad %u\n", cfg->tohost_signal_padding); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "\nInternal state:\n"); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "Last PHY PANIC: %04x:%04x\n", card->last_phy_panic_code, card->last_phy_panic_arg); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "Last MAC PANIC: %04x:%04x\n", card->last_mac_panic_code, card->last_mac_panic_arg); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "fhsr: %u\n", (u16)card->from_host_signals_r); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "fhsw: %u\n", (u16)card->from_host_signals_w); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "thsr: %u\n", (u16)card->to_host_signals_r); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "thsw: %u\n", (u16)card->to_host_signals_w); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "fh buffer contains: %d signals, %td bytes\n", card->fh_buffer.count, card->fh_buffer.ptr - card->fh_buffer.buf); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "paused: "); UNIFI_SNPRINTF_RET(p, remaining, written); for (i = 0; i < sizeof(card->tx_q_paused_flag) / sizeof(card->tx_q_paused_flag[0]); i++) { written = scnprintf(p, remaining, card->tx_q_paused_flag[i]?"1" : "0"); UNIFI_SNPRINTF_RET(p, remaining, written); } written = scnprintf(p, remaining, "\n"); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "fh command q: %u waiting, %u free of %u:\n", CSR_WIFI_HIP_Q_SLOTS_USED(&card->fh_command_queue), CSR_WIFI_HIP_Q_SLOTS_FREE(&card->fh_command_queue), UNIFI_SOFT_COMMAND_Q_LENGTH); UNIFI_SNPRINTF_RET(p, remaining, written); for (i = 0; i < UNIFI_NO_OF_TX_QS; i++) { written = scnprintf(p, remaining, "fh traffic q[%u]: %u waiting, %u free of %u:\n", i, CSR_WIFI_HIP_Q_SLOTS_USED(&card->fh_traffic_queue[i]), CSR_WIFI_HIP_Q_SLOTS_FREE(&card->fh_traffic_queue[i]), UNIFI_SOFT_TRAFFIC_Q_LENGTH); UNIFI_SNPRINTF_RET(p, remaining, written); } written = scnprintf(p, remaining, "fh data slots free: %u\n", card->from_host_data?CardGetFreeFromHostDataSlots(card) : 0); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "From host data slots:"); UNIFI_SNPRINTF_RET(p, remaining, written); n = card->config_data.num_fromhost_data_slots; for (i = 0; i < n && card->from_host_data; i++) { written = scnprintf(p, remaining, " %u", (u16)card->from_host_data[i].bd.data_length); UNIFI_SNPRINTF_RET(p, remaining, written); } written = scnprintf(p, remaining, "\n"); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "To host data slots:"); UNIFI_SNPRINTF_RET(p, remaining, written); n = card->config_data.num_tohost_data_slots; for (i = 0; i < n && card->to_host_data; i++) { written = scnprintf(p, remaining, " %u", (u16)card->to_host_data[i].data_length); UNIFI_SNPRINTF_RET(p, remaining, written); } written = scnprintf(p, remaining, "\n"); UNIFI_SNPRINTF_RET(p, remaining, written); #ifdef CSR_UNSAFE_SDIO_ACCESS written = scnprintf(p, remaining, "Host State: %s\n", states[card->host_state]); UNIFI_SNPRINTF_RET(p, remaining, written); r = unifi_check_io_status(card, &iostate); if (iostate == 1) { written = scnprintf(p, remaining, "I/O Check: F1 disabled\n"); UNIFI_SNPRINTF_RET(p, remaining, written); } else { if (iostate == 1) { written = scnprintf(p, remaining, "I/O Check: pending interrupt\n"); UNIFI_SNPRINTF_RET(p, remaining, written); } written = scnprintf(p, remaining, "BH reason interrupt = %d\n", card->bh_reason_unifi); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "BH reason host = %d\n", card->bh_reason_host); UNIFI_SNPRINTF_RET(p, remaining, written); for (i = 0; i < SHARED_READ_RETRY_LIMIT; i++) { r = unifi_read_8_or_16(card, card->sdio_ctrl_addr + 2, &b); if ((r == CSR_RESULT_SUCCESS) && (!(b & 0x80))) { written = scnprintf(p, remaining, "fhsr: %u (driver thinks is %u)\n", b, card->from_host_signals_r); UNIFI_SNPRINTF_RET(p, remaining, written); break; } } iostate = unifi_read_shared_count(card, card->sdio_ctrl_addr + 4); written = scnprintf(p, remaining, "thsw: %u (driver thinks is %u)\n", iostate, card->to_host_signals_w); UNIFI_SNPRINTF_RET(p, remaining, written); } #endif written = scnprintf(p, remaining, "\nStats:\n"); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "Total SDIO bytes: R=%u W=%u\n", card->sdio_bytes_read, card->sdio_bytes_written); UNIFI_SNPRINTF_RET(p, remaining, written); written = scnprintf(p, remaining, "Interrupts generated on card: %u\n", card->unifi_interrupt_seq); UNIFI_SNPRINTF_RET(p, remaining, written); *remain = remaining; return (p - str); } /* unifi_print_status() */