diff options
| author | Tomasz Rusinowicz <tomasz.rusinowicz@intel.com> | 2024-09-30 21:52:54 +0200 |
|---|---|---|
| committer | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2024-10-11 12:35:58 +0200 |
| commit | 4b4d9e394b6f45ac26ac6144b31604c76b7e3705 (patch) | |
| tree | 73989bebdee6b7451b7fb308f8be7ab6ce0a1e5b | |
| parent | 3a3fb8110c65d361cd9d750c9e16520f740c93f2 (diff) | |
accel/ivpu: Reset fw log on cold boot
Add ivpu_fw_log_reset() that resets the read_index of all FW logs
on cold boot so logs are properly read.
Signed-off-by: Tomasz Rusinowicz <tomasz.rusinowicz@intel.com>
Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240930195322.461209-4-jacek.lawrynowicz@linux.intel.com
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
| -rw-r--r-- | drivers/accel/ivpu/ivpu_fw_log.c | 14 | ||||
| -rw-r--r-- | drivers/accel/ivpu/ivpu_fw_log.h | 1 | ||||
| -rw-r--r-- | drivers/accel/ivpu/ivpu_pm.c | 1 |
3 files changed, 16 insertions, 0 deletions
diff --git a/drivers/accel/ivpu/ivpu_fw_log.c b/drivers/accel/ivpu/ivpu_fw_log.c index 2f2d3242f21b..817210e35f70 100644 --- a/drivers/accel/ivpu/ivpu_fw_log.c +++ b/drivers/accel/ivpu/ivpu_fw_log.c @@ -140,3 +140,17 @@ void ivpu_fw_log_clear(struct ivpu_device *vdev) while (fw_log_ptr(vdev, vdev->fw->mem_log_verb, &next, &log_header) == 0) log_header->read_index = log_header->write_index; } + +void ivpu_fw_log_reset(struct ivpu_device *vdev) +{ + struct vpu_tracing_buffer_header *log_header; + u32 next; + + next = 0; + while (fw_log_ptr(vdev, vdev->fw->mem_log_crit, &next, &log_header) == 0) + log_header->read_index = 0; + + next = 0; + while (fw_log_ptr(vdev, vdev->fw->mem_log_verb, &next, &log_header) == 0) + log_header->read_index = 0; +} diff --git a/drivers/accel/ivpu/ivpu_fw_log.h b/drivers/accel/ivpu/ivpu_fw_log.h index ccef4298e45b..a033ce2d642f 100644 --- a/drivers/accel/ivpu/ivpu_fw_log.h +++ b/drivers/accel/ivpu/ivpu_fw_log.h @@ -27,6 +27,7 @@ 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_reset(struct ivpu_device *vdev); static inline void ivpu_fw_log_dump(struct ivpu_device *vdev) { diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c index 59d3170f5e35..3c36b55c01d5 100644 --- a/drivers/accel/ivpu/ivpu_pm.c +++ b/drivers/accel/ivpu/ivpu_pm.c @@ -37,6 +37,7 @@ static void ivpu_pm_prepare_cold_boot(struct ivpu_device *vdev) ivpu_cmdq_reset_all_contexts(vdev); ivpu_ipc_reset(vdev); + ivpu_fw_log_reset(vdev); ivpu_fw_load(vdev); fw->entry_point = fw->cold_boot_entry_point; } |