bf9dd01f97
Enabling debug logs in kernel driver can result in Linux kernel thread scheduling issues which causes unpredictable behavior. Therefore increased Hardware timeouts to 4sec if debug logs are enabled i.e. logs are more than default logs. Change-Id: Ic0d04bc0a740c8b11c77574ad3252ca2fa0696bb Signed-off-by: Vedang Nagar <quic_vnagar@quicinc.com>
181 lines
5.6 KiB
C
181 lines
5.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2020-2021,, The Linux Foundation. All rights reserved.
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*/
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#ifndef __MSM_VIDC_DEBUG__
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#define __MSM_VIDC_DEBUG__
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#include <linux/errno.h>
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#include <linux/debugfs.h>
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#include <linux/delay.h>
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#include <linux/types.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#ifndef VIDC_DBG_LABEL
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#define VIDC_DBG_LABEL "msm_vidc"
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#endif
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/* Allow only 6 prints/sec */
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#define VIDC_DBG_SESSION_RATELIMIT_INTERVAL (1 * HZ)
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#define VIDC_DBG_SESSION_RATELIMIT_BURST 6
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#define VIDC_DBG_TAG_INST VIDC_DBG_LABEL ": %4s: %s: "
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#define VIDC_DBG_TAG_CORE VIDC_DBG_LABEL ": %4s: %08x: %s: "
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#define FW_DBG_TAG VIDC_DBG_LABEL ": %6s: "
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#define DEFAULT_SID ((u32)-1)
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#ifndef MSM_VIDC_EMPTY_BRACE
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#define MSM_VIDC_EMPTY_BRACE {},
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#endif
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extern unsigned int msm_vidc_debug;
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extern bool msm_vidc_lossless_encode;
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extern bool msm_vidc_syscache_disable;
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extern int msm_vidc_clock_voting;
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extern int msm_vidc_ddr_bw;
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extern int msm_vidc_llc_bw;
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extern bool msm_vidc_fw_dump;
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extern unsigned int msm_vidc_enable_bugon;
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/* do not modify the log message as it is used in test scripts */
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#define FMT_STRING_SET_CTRL \
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"%s: state %s, name %s, id 0x%x value %d\n"
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#define FMT_STRING_STATE_CHANGE \
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"%s: state changed to %s from %s\n"
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#define FMT_STRING_MSG_SFR \
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"SFR Message from FW: %s\n"
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#define FMT_STRING_FAULT_HANDLER \
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"%s: faulting address: %lx\n"
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#define FMT_STRING_SET_CAP \
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"set cap: name: %24s, cap value: %#10x, hfi: %#10x\n"
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/* To enable messages OR these values and
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* echo the result to debugfs file.
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*
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* To enable all messages set msm_vidc_debug = 0x101F
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*/
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enum vidc_msg_prio {
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VIDC_ERR = 0x00000001,
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VIDC_HIGH = 0x00000002,
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VIDC_LOW = 0x00000004,
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VIDC_PERF = 0x00000008,
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VIDC_PKT = 0x00000010,
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VIDC_BUS = 0x00000020,
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VIDC_STAT = 0x00000040,
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VIDC_ENCODER = 0x00000100,
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VIDC_DECODER = 0x00000200,
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VIDC_PRINTK = 0x00001000,
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VIDC_FTRACE = 0x00002000,
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FW_LOW = 0x00010000,
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FW_MED = 0x00020000,
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FW_HIGH = 0x00040000,
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FW_ERROR = 0x00080000,
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FW_FATAL = 0x00100000,
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FW_PERF = 0x00200000,
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FW_PRINTK = 0x10000000,
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FW_FTRACE = 0x20000000,
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};
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#define DRV_LOG (VIDC_ERR | VIDC_PRINTK)
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#define DRV_LOGSHIFT (0)
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#define DRV_LOGMASK (0x0FFF)
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#define FW_LOG (FW_ERROR | FW_FATAL | FW_PRINTK)
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#define FW_LOGSHIFT (16)
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#define FW_LOGMASK (0x0FFF0000)
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#define dprintk_inst(__level, __level_str, inst, __fmt, ...) \
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do { \
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if (inst && (msm_vidc_debug & (__level))) { \
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pr_info(VIDC_DBG_TAG_INST __fmt, \
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__level_str, \
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inst->debug_str, \
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##__VA_ARGS__); \
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} \
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} while (0)
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#define i_vpr_e(inst, __fmt, ...) dprintk_inst(VIDC_ERR, "err ", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_i(inst, __fmt, ...) dprintk_inst(VIDC_HIGH, "high", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_h(inst, __fmt, ...) dprintk_inst(VIDC_HIGH, "high", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_l(inst, __fmt, ...) dprintk_inst(VIDC_LOW, "low ", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_p(inst, __fmt, ...) dprintk_inst(VIDC_PERF, "perf", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_t(inst, __fmt, ...) dprintk_inst(VIDC_PKT, "pkt ", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_b(inst, __fmt, ...) dprintk_inst(VIDC_BUS, "bus ", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_s(inst, __fmt, ...) dprintk_inst(VIDC_STAT, "stat", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_hp(inst, __fmt, ...) \
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dprintk_inst(VIDC_HIGH | VIDC_PERF, "high", inst, __fmt, ##__VA_ARGS__)
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#define i_vpr_hs(inst, __fmt, ...) \
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dprintk_inst(VIDC_HIGH | VIDC_STAT, "high", inst, __fmt, ##__VA_ARGS__)
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#define dprintk_core(__level, __level_str, __fmt, ...) \
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do { \
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if (msm_vidc_debug & (__level)) { \
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pr_info(VIDC_DBG_TAG_CORE __fmt, \
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__level_str, \
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DEFAULT_SID, \
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"codec", \
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##__VA_ARGS__); \
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} \
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} while (0)
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#define d_vpr_e(__fmt, ...) dprintk_core(VIDC_ERR, "err ", __fmt, ##__VA_ARGS__)
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#define d_vpr_h(__fmt, ...) dprintk_core(VIDC_HIGH, "high", __fmt, ##__VA_ARGS__)
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#define d_vpr_l(__fmt, ...) dprintk_core(VIDC_LOW, "low ", __fmt, ##__VA_ARGS__)
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#define d_vpr_p(__fmt, ...) dprintk_core(VIDC_PERF, "perf", __fmt, ##__VA_ARGS__)
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#define d_vpr_t(__fmt, ...) dprintk_core(VIDC_PKT, "pkt ", __fmt, ##__VA_ARGS__)
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#define d_vpr_b(__fmt, ...) dprintk_core(VIDC_BUS, "bus ", __fmt, ##__VA_ARGS__)
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#define d_vpr_s(__fmt, ...) dprintk_core(VIDC_STAT, "stat", __fmt, ##__VA_ARGS__)
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#define dprintk_ratelimit(__level, __level_str, __fmt, ...) \
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do { \
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if (msm_vidc_check_ratelimit()) { \
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dprintk_core(__level, __level_str, __fmt, ##__VA_ARGS__); \
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} \
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} while (0)
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#define dprintk_firmware(__level, __fmt, ...) \
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do { \
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if (__level & FW_PRINTK) { \
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pr_info(FW_DBG_TAG __fmt, \
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"fw", \
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##__VA_ARGS__); \
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} \
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} while (0)
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#define MSM_VIDC_FATAL(value) \
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do { \
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if (value) { \
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d_vpr_e("bug on\n"); \
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BUG_ON(value); \
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} \
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} while (0)
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enum msm_vidc_debugfs_event {
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MSM_VIDC_DEBUGFS_EVENT_ETB,
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MSM_VIDC_DEBUGFS_EVENT_EBD,
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MSM_VIDC_DEBUGFS_EVENT_FTB,
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MSM_VIDC_DEBUGFS_EVENT_FBD,
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};
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enum msm_vidc_bug_on_error {
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MSM_VIDC_BUG_ON_FATAL = BIT(0),
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MSM_VIDC_BUG_ON_NOC = BIT(1),
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MSM_VIDC_BUG_ON_WD_TIMEOUT = BIT(2),
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};
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struct dentry *msm_vidc_debugfs_init_drv(void);
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struct dentry *msm_vidc_debugfs_init_core(void *core);
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struct dentry *msm_vidc_debugfs_init_inst(void *inst,
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struct dentry *parent);
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void msm_vidc_debugfs_deinit_inst(void *inst);
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void msm_vidc_debugfs_update(void *inst,
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enum msm_vidc_debugfs_event e);
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int msm_vidc_check_ratelimit(void);
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void msm_vidc_show_stats(void *inst);
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#endif
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