124 lines
		
	
	
	
		
			3.5 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			124 lines
		
	
	
	
		
			3.5 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * bdc_dbg.c - BRCM BDC USB3.0 device controller debug functions | ||
|  |  * | ||
|  |  * Copyright (C) 2014 Broadcom Corporation | ||
|  |  * | ||
|  |  * Author: Ashwini Pahuja | ||
|  |  * | ||
|  |  * This program is free software; you can redistribute it and/or modify it | ||
|  |  * under the terms of the GNU General Public License as published by the | ||
|  |  * Free Software Foundation; either version 2 of the License, or (at your | ||
|  |  * option) any later version. | ||
|  |  * | ||
|  |  */ | ||
|  | 
 | ||
|  | #include "bdc.h"
 | ||
|  | #include "bdc_dbg.h"
 | ||
|  | 
 | ||
|  | void bdc_dbg_regs(struct bdc *bdc) | ||
|  | { | ||
|  | 	u32 temp; | ||
|  | 
 | ||
|  | 	dev_vdbg(bdc->dev, "bdc->regs:%p\n", bdc->regs); | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_BDCCFG0); | ||
|  | 	dev_vdbg(bdc->dev, "bdccfg0:0x%08x\n", temp); | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_BDCCFG1); | ||
|  | 	dev_vdbg(bdc->dev, "bdccfg1:0x%08x\n", temp); | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_BDCCAP0); | ||
|  | 	dev_vdbg(bdc->dev, "bdccap0:0x%08x\n", temp); | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_BDCCAP1); | ||
|  | 	dev_vdbg(bdc->dev, "bdccap1:0x%08x\n", temp); | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_USPC); | ||
|  | 	dev_vdbg(bdc->dev, "uspc:0x%08x\n", temp); | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_DVCSA); | ||
|  | 	dev_vdbg(bdc->dev, "dvcsa:0x%08x\n", temp); | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_DVCSB); | ||
|  | 	dev_vdbg(bdc->dev, "dvcsb:0x%x08\n", temp); | ||
|  | } | ||
|  | 
 | ||
|  | void bdc_dump_epsts(struct bdc *bdc) | ||
|  | { | ||
|  | 	u32 temp; | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS0(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS0:0x%08x\n", temp); | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS1(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS1:0x%x\n", temp); | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS2(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS2:0x%08x\n", temp); | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS3(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS3:0x%08x\n", temp); | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS4(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS4:0x%08x\n", temp); | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS5(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS5:0x%08x\n", temp); | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS6(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS6:0x%08x\n", temp); | ||
|  | 
 | ||
|  | 	temp = bdc_readl(bdc->regs, BDC_EPSTS7(0)); | ||
|  | 	dev_vdbg(bdc->dev, "BDC_EPSTS7:0x%08x\n", temp); | ||
|  | } | ||
|  | 
 | ||
|  | void bdc_dbg_srr(struct bdc *bdc, u32 srr_num) | ||
|  | { | ||
|  | 	struct bdc_sr *sr; | ||
|  | 	dma_addr_t addr; | ||
|  | 	int i; | ||
|  | 
 | ||
|  | 	sr = bdc->srr.sr_bds; | ||
|  | 	addr = bdc->srr.dma_addr; | ||
|  | 	dev_vdbg(bdc->dev, "bdc_dbg_srr sr:%p dqp_index:%d\n", | ||
|  | 						sr, bdc->srr.dqp_index); | ||
|  | 	for (i = 0; i < NUM_SR_ENTRIES; i++) { | ||
|  | 		sr = &bdc->srr.sr_bds[i]; | ||
|  | 		dev_vdbg(bdc->dev, "%llx %08x %08x %08x %08x\n", | ||
|  | 					(unsigned long long)addr, | ||
|  | 					le32_to_cpu(sr->offset[0]), | ||
|  | 					le32_to_cpu(sr->offset[1]), | ||
|  | 					le32_to_cpu(sr->offset[2]), | ||
|  | 					le32_to_cpu(sr->offset[3])); | ||
|  | 		addr += sizeof(*sr); | ||
|  | 	} | ||
|  | } | ||
|  | 
 | ||
|  | void bdc_dbg_bd_list(struct bdc *bdc, struct bdc_ep *ep) | ||
|  | { | ||
|  | 	struct bd_list *bd_list = &ep->bd_list; | ||
|  | 	struct bd_table *bd_table; | ||
|  | 	struct bdc_bd *bd; | ||
|  | 	int tbi, bdi, gbdi; | ||
|  | 	dma_addr_t dma; | ||
|  | 
 | ||
|  | 	gbdi = 0; | ||
|  | 	dev_vdbg(bdc->dev, | ||
|  | 		"Dump bd list for %s epnum:%d\n", | ||
|  | 		ep->name, ep->ep_num); | ||
|  | 
 | ||
|  | 	dev_vdbg(bdc->dev, | ||
|  | 		"tabs:%d max_bdi:%d eqp_bdi:%d hwd_bdi:%d num_bds_table:%d\n", | ||
|  | 		bd_list->num_tabs, bd_list->max_bdi, bd_list->eqp_bdi, | ||
|  | 		bd_list->hwd_bdi, bd_list->num_bds_table); | ||
|  | 
 | ||
|  | 	for (tbi = 0; tbi < bd_list->num_tabs; tbi++) { | ||
|  | 		bd_table = bd_list->bd_table_array[tbi]; | ||
|  | 		for (bdi = 0; bdi < bd_list->num_bds_table; bdi++) { | ||
|  | 			bd =  bd_table->start_bd + bdi; | ||
|  | 			dma = bd_table->dma + (sizeof(struct bdc_bd) * bdi); | ||
|  | 			dev_vdbg(bdc->dev, | ||
|  | 				"tbi:%2d bdi:%2d gbdi:%2d virt:%p phys:%llx %08x %08x %08x %08x\n", | ||
|  | 				tbi, bdi, gbdi++, bd, (unsigned long long)dma, | ||
|  | 				le32_to_cpu(bd->offset[0]), | ||
|  | 				le32_to_cpu(bd->offset[1]), | ||
|  | 				le32_to_cpu(bd->offset[2]), | ||
|  | 				le32_to_cpu(bd->offset[3])); | ||
|  | 		} | ||
|  | 		dev_vdbg(bdc->dev, "\n\n"); | ||
|  | 	} | ||
|  | } |