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hw/i2c/imx_i2c: Convert DPRINTF() to trace events

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Also print the QOM canonical path when tracing which allows for distinguishing
the many instances a typical i.MX SoC has.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20250111183711.2338-12-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Bernhard Beschow 2025-01-11 19:37:09 +01:00 committed by Philippe Mathieu-Daudé
parent 1bada3c94c
commit e589c0ea9c
2 changed files with 10 additions and 16 deletions
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21
hw/i2c/imx_i2c.c
View File

@ -25,18 +25,7 @@
#include "hw/i2c/i2c.h"
#include "qemu/log.h"
#include "qemu/module.h"
#ifndef DEBUG_IMX_I2C
#define DEBUG_IMX_I2C 0
#endif
#define DPRINTF(fmt, args...) \
do { \
if (DEBUG_IMX_I2C) { \
fprintf(stderr, "[%s]%s: " fmt , TYPE_IMX_I2C, \
__func__, ##args); \
} \
} while (0)
#include "trace.h"
static const char *imx_i2c_get_regname(unsigned offset)
{
@ -152,8 +141,8 @@ static uint64_t imx_i2c_read(void *opaque, hwaddr offset,
break;
}
DPRINTF("read %s [0x%" HWADDR_PRIx "] -> 0x%02x\n",
imx_i2c_get_regname(offset), offset, value);
trace_imx_i2c_read(DEVICE(s)->canonical_path, imx_i2c_get_regname(offset),
offset, value);
return (uint64_t)value;
}
@ -163,8 +152,8 @@ static void imx_i2c_write(void *opaque, hwaddr offset,
{
IMXI2CState *s = IMX_I2C(opaque);
DPRINTF("write %s [0x%" HWADDR_PRIx "] <- 0x%02x\n",
imx_i2c_get_regname(offset), offset, (int)value);
trace_imx_i2c_read(DEVICE(s)->canonical_path, imx_i2c_get_regname(offset),
offset, value);
value &= 0xff;

5
hw/i2c/trace-events
View File

@ -56,3 +56,8 @@ npcm7xx_smbus_recv_fifo(const char *id, uint8_t received, uint8_t expected) "%s
pca954x_write_bytes(uint8_t value) "PCA954X write data: 0x%02x"
pca954x_read_data(uint8_t value) "PCA954X read data: 0x%02x"
# imx_i2c.c
imx_i2c_read(const char *id, const char *reg, uint64_t ofs, uint64_t value) "%s:[%s (0x%" PRIx64 ")] -> 0x%02" PRIx64
imx_i2c_write(const char *id, const char *reg, uint64_t ofs, uint64_t value) "%s:[%s (0x%" PRIx64 ")] <- 0x%02" PRIx64