3  * PCIe TLP Log handling
17  * aer_tlp_log_len - Calculate AER Capability TLP Header/Prefix Log length
21  * Return: TLP Header/Prefix Log length
35  * dpc_tlp_log_len - Calculate DPC RP PIO TLP Header/Prefix Log length
38  * Return: TLP Header/Prefix Log length
42 	/* Remove ImpSpec Log register from the count */  in dpc_tlp_log_len()
51  * pcie_read_tlp_log - read TLP Header Log
53  * @where: PCI Config offset of TLP Header Log
54  * @where2: PCI Config offset of TLP Prefix Log
55  * @tlp_len: TLP Log length (Header Log + TLP Prefix Log in DWORDs)
57  * @log: TLP Log structure to fill
59  * Fill @log from TLP Header Log registers, e.g., AER or DPC.
61  * Return: 0 on success and filled TLP Log structure, <0 on error.
64 		      unsigned int tlp_len, bool flit, struct pcie_tlp_log *log)  in pcie_read_tlp_log()  argument
69 	if (tlp_len > ARRAY_SIZE(log->dw))  in pcie_read_tlp_log()
70 		tlp_len = ARRAY_SIZE(log->dw);  in pcie_read_tlp_log()
72 	memset(log, 0, sizeof(*log));  in pcie_read_tlp_log()
80 		ret = pci_read_config_dword(dev, off, &log->dw[i]);  in pcie_read_tlp_log()
89 	log->header_len = flit ? tlp_len : 4;  in pcie_read_tlp_log()
90 	log->flit = flit;  in pcie_read_tlp_log()
98  * pcie_print_tlp_log - Print TLP Header / Prefix Log contents
100  * @log: TLP Log structure
103  * Prints TLP Header and Prefix Log information held by @log.
106 			const struct pcie_tlp_log *log, const char *pfx)  in pcie_print_tlp_log()  argument
114 			log->dw[0], log->dw[1], log->dw[2], log->dw[3]);  in pcie_print_tlp_log()
116 	if (log->flit) {  in pcie_print_tlp_log()
117 		for (i = PCIE_STD_NUM_TLP_HEADERLOG; i < log->header_len; i++) {  in pcie_print_tlp_log()
119 					 " %#010x", log->dw[i]);  in pcie_print_tlp_log()
122 		if (log->prefix[0])  in pcie_print_tlp_log()
125 		for (i = 0; i < ARRAY_SIZE(log->prefix); i++) {  in pcie_print_tlp_log()
126 			if (!log->prefix[i])  in pcie_print_tlp_log()
129 					 " %#010x", log->prefix[i]);  in pcie_print_tlp_log()
134 		log->flit ? " (Flit)" : "", buf);  in pcie_print_tlp_log()