// SPDX-License-Identifier: GPL-2.0-only/* * Copyright (C) 2010 Google, Inc. * Author: Erik Gilling <konkers@android.com> * * Copyright (C) 2011-2013 NVIDIA Corporation */ #include "../dev.h"#include "../debug.h"#include "../cdma.h"#include "../channel.h" #define HOST1X_DEBUG_MAX_PAGE_OFFSET 102400 enum {	HOST1X_OPCODE_SETCLASS	= 0x00,	HOST1X_OPCODE_INCR	= 0x01,	HOST1X_OPCODE_NONINCR	= 0x02,	HOST1X_OPCODE_MASK	= 0x03,	HOST1X_OPCODE_IMM	= 0x04,	HOST1X_OPCODE_RESTART	= 0x05,	HOST1X_OPCODE_GATHER	= 0x06,	HOST1X_OPCODE_SETSTRMID = 0x07,	HOST1X_OPCODE_SETAPPID  = 0x08,	HOST1X_OPCODE_SETPYLD   = 0x09,	HOST1X_OPCODE_INCR_W    = 0x0a,	HOST1X_OPCODE_NONINCR_W = 0x0b,	HOST1X_OPCODE_GATHER_W  = 0x0c,	HOST1X_OPCODE_RESTART_W = 0x0d,	HOST1X_OPCODE_EXTEND	= 0x0e,}; enum {	HOST1X_OPCODE_EXTEND_ACQUIRE_MLOCK	= 0x00,	HOST1X_OPCODE_EXTEND_RELEASE_MLOCK	= 0x01,}; #define INVALID_PAYLOAD				0xffffffff static unsigned int show_channel_command(struct output *o, u32 val,					 u32 *payload){	unsigned int mask, subop, num, opcode; 	opcode = val >> 28; 	switch (opcode) {	case HOST1X_OPCODE_SETCLASS:		mask = val & 0x3f;		if (mask) {			host1x_debug_cont(o, "SETCL(class=%03x, offset=%03x, mask=%02x, [",					    val >> 6 & 0x3ff,					    val >> 16 & 0xfff, mask);			return hweight8(mask);		} 		host1x_debug_cont(o, "SETCL(class=%03x)\n", val >> 6 & 0x3ff);		return 0; 	case HOST1X_OPCODE_INCR:		num = val & 0xffff;		host1x_debug_cont(o, "INCR(offset=%03x, [",				    val >> 16 & 0xfff);		if (!num)			host1x_debug_cont(o, "])\n"); 		return num; 	case HOST1X_OPCODE_NONINCR:		num = val & 0xffff;		host1x_debug_cont(o, "NONINCR(offset=%03x, [",				    val >> 16 & 0xfff);		if (!num)			host1x_debug_cont(o, "])\n"); 		return num; 	case HOST1X_OPCODE_MASK:		mask = val & 0xffff;		host1x_debug_cont(o, "MASK(offset=%03x, mask=%03x, [",				    val >> 16 & 0xfff, mask);		if (!mask)			host1x_debug_cont(o, "])\n"); 		return hweight16(mask); 	case HOST1X_OPCODE_IMM:		host1x_debug_cont(o, "IMM(offset=%03x, data=%03x)\n",				    val >> 16 & 0xfff, val & 0xffff);		return 0; 	case HOST1X_OPCODE_RESTART:		host1x_debug_cont(o, "RESTART(offset=%08x)\n", val << 4);		return 0; 	case HOST1X_OPCODE_GATHER:		host1x_debug_cont(o, "GATHER(offset=%03x, insert=%d, type=%d, count=%04x, addr=[",				    val >> 16 & 0xfff, val >> 15 & 0x1,				    val >> 14 & 0x1, val & 0x3fff);		return 1; #if HOST1X_HW >= 6	case HOST1X_OPCODE_SETSTRMID:		host1x_debug_cont(o, "SETSTRMID(offset=%06x)\n",				  val & 0x3fffff);		return 0; 	case HOST1X_OPCODE_SETAPPID:		host1x_debug_cont(o, "SETAPPID(appid=%02x)\n", val & 0xff);		return 0; 	case HOST1X_OPCODE_SETPYLD:		*payload = val & 0xffff;		host1x_debug_cont(o, "SETPYLD(data=%04x)\n", *payload);		return 0; 	case HOST1X_OPCODE_INCR_W:	case HOST1X_OPCODE_NONINCR_W:		host1x_debug_cont(o, "%s(offset=%06x, ",				  opcode == HOST1X_OPCODE_INCR_W ?					"INCR_W" : "NONINCR_W",				  val & 0x3fffff);		if (*payload == 0) {			host1x_debug_cont(o, "[])\n");			return 0;		} else if (*payload == INVALID_PAYLOAD) {			host1x_debug_cont(o, "unknown)\n");			return 0;		} else {			host1x_debug_cont(o, "[");			return *payload;		} 	case HOST1X_OPCODE_GATHER_W:		host1x_debug_cont(o, "GATHER_W(count=%04x, addr=[",				  val & 0x3fff);		return 2;#endif 	case HOST1X_OPCODE_EXTEND:		subop = val >> 24 & 0xf;		if (subop == HOST1X_OPCODE_EXTEND_ACQUIRE_MLOCK)			host1x_debug_cont(o, "ACQUIRE_MLOCK(index=%d)\n",					    val & 0xff);		else if (subop == HOST1X_OPCODE_EXTEND_RELEASE_MLOCK)			host1x_debug_cont(o, "RELEASE_MLOCK(index=%d)\n",					    val & 0xff);		else			host1x_debug_cont(o, "EXTEND_UNKNOWN(%08x)\n", val);		return 0; 	default:		host1x_debug_cont(o, "UNKNOWN\n");		return 0;	}} static void show_gather(struct output *o, dma_addr_t phys_addr,			unsigned int words, struct host1x_cdma *cdma,			dma_addr_t pin_addr, u32 *map_addr){	/* Map dmaget cursor to corresponding mem handle */	u32 offset = phys_addr - pin_addr;	unsigned int data_count = 0, i;	u32 payload = INVALID_PAYLOAD; 	/*	 * Sometimes we're given different hardware address to the same	 * page - in these cases the offset will get an invalid number and	 * we just have to bail out.	 */	if (offset > HOST1X_DEBUG_MAX_PAGE_OFFSET) {		host1x_debug_output(o, "[address mismatch]\n");		return;	} 	for (i = 0; i < words; i++) {		dma_addr_t addr = phys_addr + i * 4;		u32 voffset = offset + i * 4;		u32 val; 		/* If we reach the RESTART opcode, continue at the beginning of pushbuffer */		if (cdma && voffset >= cdma->push_buffer.size) {			addr -= cdma->push_buffer.size;			voffset -= cdma->push_buffer.size;		} 		val = *(map_addr + voffset / 4); 		if (!data_count) {			host1x_debug_output(o, "    %pad: %08x: ", &addr, val);			data_count = show_channel_command(o, val, &payload);		} else {			host1x_debug_cont(o, "%08x%s", val,					    data_count > 1 ? ", " : "])\n");			data_count--;		}	}} static void show_channel_gathers(struct output *o, struct host1x_cdma *cdma){	struct push_buffer *pb = &cdma->push_buffer;	struct host1x_job *job; 	list_for_each_entry(job, &cdma->sync_queue, list) {		unsigned int i; 		host1x_debug_output(o, "JOB, syncpt %u: %u timeout: %u num_slots: %u num_handles: %u\n",				    job->syncpt->id, job->syncpt_end, job->timeout,				    job->num_slots, job->num_unpins); 		show_gather(o, pb->dma + job->first_get, job->num_slots * 2, cdma,			    pb->dma, pb->mapped); 		for (i = 0; i < job->num_cmds; i++) {			struct host1x_job_gather *g;			u32 *mapped; 			if (job->cmds[i].is_wait)				continue; 			g = &job->cmds[i].gather; 			if (job->gather_copy_mapped)				mapped = (u32 *)job->gather_copy_mapped;			else				mapped = host1x_bo_mmap(g->bo); 			if (!mapped) {				host1x_debug_output(o, "[could not mmap]\n");				continue;			} 			host1x_debug_output(o, "  GATHER at %pad+%#x, %d words\n",					    &g->base, g->offset, g->words); 			show_gather(o, g->base + g->offset, g->words, NULL,				    g->base, mapped); 			if (!job->gather_copy_mapped)				host1x_bo_munmap(g->bo, mapped);		}	}} #if HOST1X_HW >= 6#include "debug_hw_1x06.c"#else#include "debug_hw_1x01.c"#endif static const struct host1x_debug_ops host1x_debug_ops = {	.show_channel_cdma = host1x_debug_show_channel_cdma,	.show_channel_fifo = host1x_debug_show_channel_fifo,	.show_mlocks = host1x_debug_show_mlocks,};