From 0923a7d55a85179744926b7c11768a81679cc4d4 Mon Sep 17 00:00:00 2001 From: Jacek Lawrynowicz Date: Mon, 30 Sep 2024 21:52:55 +0200 Subject: [PATCH] accel/ivpu: Refactor functions in ivpu_fw_log.c commit 1fc1251149a76d3b75d7f4c94d9c4e081b7df6b4 upstream. Make function names more consistent and (arguably) readable in fw log code. Add fw_log_print_all_in_bo() that remove duplicated code in ivpu_fw_log_print(). Reviewed-by: Tomasz Rusinowicz Link: https://patchwork.freedesktop.org/patch/msgid/20240930195322.461209-5-jacek.lawrynowicz@linux.intel.com Signed-off-by: Jacek Lawrynowicz Signed-off-by: Greg Kroah-Hartman --- drivers/accel/ivpu/ivpu_debugfs.c | 2 +- drivers/accel/ivpu/ivpu_fw_log.c | 62 ++++++++++++++++--------------- drivers/accel/ivpu/ivpu_fw_log.h | 2 +- 3 files changed, 35 insertions(+), 31 deletions(-) diff --git a/drivers/accel/ivpu/ivpu_debugfs.c b/drivers/accel/ivpu/ivpu_debugfs.c index eccedb0c8886b..05a0d99ce95c4 100644 --- a/drivers/accel/ivpu/ivpu_debugfs.c +++ b/drivers/accel/ivpu/ivpu_debugfs.c @@ -201,7 +201,7 @@ fw_log_fops_write(struct file *file, const char __user *user_buf, size_t size, l if (!size) return -EINVAL; - ivpu_fw_log_clear(vdev); + ivpu_fw_log_mark_read(vdev); return size; } diff --git a/drivers/accel/ivpu/ivpu_fw_log.c b/drivers/accel/ivpu/ivpu_fw_log.c index 817210e35f70e..343ebfd30d280 100644 --- a/drivers/accel/ivpu/ivpu_fw_log.c +++ b/drivers/accel/ivpu/ivpu_fw_log.c @@ -26,8 +26,8 @@ MODULE_PARM_DESC(fw_log_level, " error=" __stringify(IVPU_FW_LOG_ERROR) " fatal=" __stringify(IVPU_FW_LOG_FATAL)); -static int fw_log_ptr(struct ivpu_device *vdev, struct ivpu_bo *bo, u32 *offset, - struct vpu_tracing_buffer_header **log_header) +static int fw_log_from_bo(struct ivpu_device *vdev, struct ivpu_bo *bo, u32 *offset, + struct vpu_tracing_buffer_header **out_log) { struct vpu_tracing_buffer_header *log; @@ -48,7 +48,7 @@ static int fw_log_ptr(struct ivpu_device *vdev, struct ivpu_bo *bo, u32 *offset, return -EINVAL; } - *log_header = log; + *out_log = log; *offset += log->size; ivpu_dbg(vdev, FW_BOOT, @@ -59,7 +59,7 @@ static int fw_log_ptr(struct ivpu_device *vdev, struct ivpu_bo *bo, u32 *offset, return 0; } -static void buffer_print(char *buffer, u32 size, struct drm_printer *p) +static void fw_log_print_lines(char *buffer, u32 size, struct drm_printer *p) { char line[IVPU_FW_LOG_LINE_LENGTH]; u32 index = 0; @@ -90,11 +90,11 @@ static void buffer_print(char *buffer, u32 size, struct drm_printer *p) drm_printf(p, "%s\n", line); } -static void fw_log_print_buffer(struct ivpu_device *vdev, struct vpu_tracing_buffer_header *log, - const char *prefix, bool only_new_msgs, struct drm_printer *p) +static void fw_log_print_buffer(struct vpu_tracing_buffer_header *log, const char *prefix, + bool only_new_msgs, struct drm_printer *p) { - char *log_buffer = (void *)log + log->header_size; - u32 log_size = log->size - log->header_size; + char *log_data = (void *)log + log->header_size; + u32 data_size = log->size - log->header_size; u32 log_start = log->read_index; u32 log_end = log->write_index; @@ -106,51 +106,55 @@ static void fw_log_print_buffer(struct ivpu_device *vdev, struct vpu_tracing_buf drm_printf(p, "==== %s \"%s\" log start ====\n", prefix, log->name); if (log->write_index > log->read_index) { - buffer_print(log_buffer + log_start, log_end - log_start, p); + fw_log_print_lines(log_data + log_start, log_end - log_start, p); } else { - buffer_print(log_buffer + log_end, log_size - log_end, p); - buffer_print(log_buffer, log_end, p); + fw_log_print_lines(log_data + log_end, data_size - log_end, p); + fw_log_print_lines(log_data, log_end, p); } drm_printf(p, "\x1b[0m"); drm_printf(p, "==== %s \"%s\" log end ====\n", prefix, log->name); } -void ivpu_fw_log_print(struct ivpu_device *vdev, bool only_new_msgs, struct drm_printer *p) +static void +fw_log_print_all_in_bo(struct ivpu_device *vdev, const char *name, + struct ivpu_bo *bo, bool only_new_msgs, struct drm_printer *p) { - struct vpu_tracing_buffer_header *log_header; + struct vpu_tracing_buffer_header *log; u32 next = 0; - while (fw_log_ptr(vdev, vdev->fw->mem_log_crit, &next, &log_header) == 0) - fw_log_print_buffer(vdev, log_header, "NPU critical", only_new_msgs, p); + while (fw_log_from_bo(vdev, bo, &next, &log) == 0) + fw_log_print_buffer(log, name, only_new_msgs, p); +} - next = 0; - while (fw_log_ptr(vdev, vdev->fw->mem_log_verb, &next, &log_header) == 0) - fw_log_print_buffer(vdev, log_header, "NPU verbose", only_new_msgs, p); +void ivpu_fw_log_print(struct ivpu_device *vdev, bool only_new_msgs, struct drm_printer *p) +{ + fw_log_print_all_in_bo(vdev, "NPU critical", vdev->fw->mem_log_crit, only_new_msgs, p); + fw_log_print_all_in_bo(vdev, "NPU verbose", vdev->fw->mem_log_verb, only_new_msgs, p); } -void ivpu_fw_log_clear(struct ivpu_device *vdev) +void ivpu_fw_log_mark_read(struct ivpu_device *vdev) { - struct vpu_tracing_buffer_header *log_header; + struct vpu_tracing_buffer_header *log; u32 next = 0; - while (fw_log_ptr(vdev, vdev->fw->mem_log_crit, &next, &log_header) == 0) - log_header->read_index = log_header->write_index; + while (fw_log_from_bo(vdev, vdev->fw->mem_log_crit, &next, &log) == 0) + log->read_index = log->write_index; next = 0; - while (fw_log_ptr(vdev, vdev->fw->mem_log_verb, &next, &log_header) == 0) - log_header->read_index = log_header->write_index; + while (fw_log_from_bo(vdev, vdev->fw->mem_log_verb, &next, &log) == 0) + log->read_index = log->write_index; } void ivpu_fw_log_reset(struct ivpu_device *vdev) { - struct vpu_tracing_buffer_header *log_header; + struct vpu_tracing_buffer_header *log; u32 next; next = 0; - while (fw_log_ptr(vdev, vdev->fw->mem_log_crit, &next, &log_header) == 0) - log_header->read_index = 0; + while (fw_log_from_bo(vdev, vdev->fw->mem_log_crit, &next, &log) == 0) + log->read_index = 0; next = 0; - while (fw_log_ptr(vdev, vdev->fw->mem_log_verb, &next, &log_header) == 0) - log_header->read_index = 0; + while (fw_log_from_bo(vdev, vdev->fw->mem_log_verb, &next, &log) == 0) + log->read_index = 0; } diff --git a/drivers/accel/ivpu/ivpu_fw_log.h b/drivers/accel/ivpu/ivpu_fw_log.h index 3c805a9ab2b16..8bb528a73cb7e 100644 --- a/drivers/accel/ivpu/ivpu_fw_log.h +++ b/drivers/accel/ivpu/ivpu_fw_log.h @@ -24,7 +24,7 @@ extern unsigned int ivpu_fw_log_level; void ivpu_fw_log_print(struct ivpu_device *vdev, bool only_new_msgs, struct drm_printer *p); -void ivpu_fw_log_clear(struct ivpu_device *vdev); +void ivpu_fw_log_mark_read(struct ivpu_device *vdev); void ivpu_fw_log_reset(struct ivpu_device *vdev);