This is a note to let you know that I've just added the patch titled
media: amphion: add helper function to get id name
to the 6.5-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
media-amphion-add-helper-function-to-get-id-name.patch
and it can be found in the queue-6.5 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 43abebdda373a5fd311a8fde7f4566906b7101c4
Author: Ming Qian <ming.qian@xxxxxxx>
Date: Tue Jun 13 17:14:08 2023 +0800
media: amphion: add helper function to get id name
[ Upstream commit 12cd8b8ac02525977b2e860a877add10e8ce7468 ]
convert numbers into meaningful names,
then it can improve the log readability
Fixes: 9f599f351e86 ("media: amphion: add vpu core driver")
Signed-off-by: Ming Qian <ming.qian@xxxxxxx>
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@xxxxxxxxxxxxx>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/media/platform/amphion/vdec.c b/drivers/media/platform/amphion/vdec.c
index 56c4deea4494d..60f3a73c6a8ad 100644
--- a/drivers/media/platform/amphion/vdec.c
+++ b/drivers/media/platform/amphion/vdec.c
@@ -299,7 +299,8 @@ static int vdec_update_state(struct vpu_inst *inst, enum vpu_codec_state state,
vdec->state = VPU_CODEC_STATE_DYAMIC_RESOLUTION_CHANGE;
if (inst->state != pre_state)
- vpu_trace(inst->dev, "[%d] %d -> %d\n", inst->id, pre_state, inst->state);
+ vpu_trace(inst->dev, "[%d] %s -> %s\n", inst->id,
+ vpu_codec_state_name(pre_state), vpu_codec_state_name(inst->state));
if (inst->state == VPU_CODEC_STATE_DYAMIC_RESOLUTION_CHANGE)
vdec_handle_resolution_change(inst);
@@ -1037,8 +1038,8 @@ static int vdec_response_frame(struct vpu_inst *inst, struct vb2_v4l2_buffer *vb
return -EINVAL;
}
- dev_dbg(inst->dev, "[%d] state = %d, alloc fs %d, tag = 0x%x\n",
- inst->id, inst->state, vbuf->vb2_buf.index, vdec->seq_tag);
+ dev_dbg(inst->dev, "[%d] state = %s, alloc fs %d, tag = 0x%x\n",
+ inst->id, vpu_codec_state_name(inst->state), vbuf->vb2_buf.index, vdec->seq_tag);
vpu_buf = to_vpu_vb2_buffer(vbuf);
memset(&info, 0, sizeof(info));
@@ -1400,7 +1401,7 @@ static void vdec_abort(struct vpu_inst *inst)
struct vpu_rpc_buffer_desc desc;
int ret;
- vpu_trace(inst->dev, "[%d] state = %d\n", inst->id, inst->state);
+ vpu_trace(inst->dev, "[%d] state = %s\n", inst->id, vpu_codec_state_name(inst->state));
vdec->aborting = true;
vpu_iface_add_scode(inst, SCODE_PADDING_ABORT);
diff --git a/drivers/media/platform/amphion/vpu.h b/drivers/media/platform/amphion/vpu.h
index 3bfe193722af4..5a701f64289ef 100644
--- a/drivers/media/platform/amphion/vpu.h
+++ b/drivers/media/platform/amphion/vpu.h
@@ -355,6 +355,9 @@ void vpu_inst_record_flow(struct vpu_inst *inst, u32 flow);
int vpu_core_driver_init(void);
void vpu_core_driver_exit(void);
+const char *vpu_id_name(u32 id);
+const char *vpu_codec_state_name(enum vpu_codec_state state);
+
extern bool debug;
#define vpu_trace(dev, fmt, arg...) \
do { \
diff --git a/drivers/media/platform/amphion/vpu_cmds.c b/drivers/media/platform/amphion/vpu_cmds.c
index fa581ba6bab2d..647d94554fb5d 100644
--- a/drivers/media/platform/amphion/vpu_cmds.c
+++ b/drivers/media/platform/amphion/vpu_cmds.c
@@ -98,7 +98,7 @@ static struct vpu_cmd_t *vpu_alloc_cmd(struct vpu_inst *inst, u32 id, void *data
cmd->id = id;
ret = vpu_iface_pack_cmd(inst->core, cmd->pkt, inst->id, id, data);
if (ret) {
- dev_err(inst->dev, "iface pack cmd(%d) fail\n", id);
+ dev_err(inst->dev, "iface pack cmd %s fail\n", vpu_id_name(id));
vfree(cmd->pkt);
vfree(cmd);
return NULL;
@@ -125,14 +125,14 @@ static int vpu_session_process_cmd(struct vpu_inst *inst, struct vpu_cmd_t *cmd)
{
int ret;
- dev_dbg(inst->dev, "[%d]send cmd(0x%x)\n", inst->id, cmd->id);
+ dev_dbg(inst->dev, "[%d]send cmd %s\n", inst->id, vpu_id_name(cmd->id));
vpu_iface_pre_send_cmd(inst);
ret = vpu_cmd_send(inst->core, cmd->pkt);
if (!ret) {
vpu_iface_post_send_cmd(inst);
vpu_inst_record_flow(inst, cmd->id);
} else {
- dev_err(inst->dev, "[%d] iface send cmd(0x%x) fail\n", inst->id, cmd->id);
+ dev_err(inst->dev, "[%d] iface send cmd %s fail\n", inst->id, vpu_id_name(cmd->id));
}
return ret;
@@ -149,7 +149,8 @@ static void vpu_process_cmd_request(struct vpu_inst *inst)
list_for_each_entry_safe(cmd, tmp, &inst->cmd_q, list) {
list_del_init(&cmd->list);
if (vpu_session_process_cmd(inst, cmd))
- dev_err(inst->dev, "[%d] process cmd(%d) fail\n", inst->id, cmd->id);
+ dev_err(inst->dev, "[%d] process cmd %s fail\n",
+ inst->id, vpu_id_name(cmd->id));
if (cmd->request) {
inst->pending = (void *)cmd;
break;
@@ -339,7 +340,7 @@ static int vpu_session_send_cmd(struct vpu_inst *inst, u32 id, void *data)
exit:
if (ret)
- dev_err(inst->dev, "[%d] send cmd(0x%x) fail\n", inst->id, id);
+ dev_err(inst->dev, "[%d] send cmd %s fail\n", inst->id, vpu_id_name(id));
return ret;
}
diff --git a/drivers/media/platform/amphion/vpu_dbg.c b/drivers/media/platform/amphion/vpu_dbg.c
index 44b830ae01d8c..adc523b950618 100644
--- a/drivers/media/platform/amphion/vpu_dbg.c
+++ b/drivers/media/platform/amphion/vpu_dbg.c
@@ -67,7 +67,7 @@ static int vpu_dbg_instance(struct seq_file *s, void *data)
num = scnprintf(str, sizeof(str), "tgig = %d,pid = %d\n", inst->tgid, inst->pid);
if (seq_write(s, str, num))
return 0;
- num = scnprintf(str, sizeof(str), "state = %d\n", inst->state);
+ num = scnprintf(str, sizeof(str), "state = %s\n", vpu_codec_state_name(inst->state));
if (seq_write(s, str, num))
return 0;
num = scnprintf(str, sizeof(str),
@@ -188,9 +188,9 @@ static int vpu_dbg_instance(struct seq_file *s, void *data)
if (!inst->flows[idx])
continue;
- num = scnprintf(str, sizeof(str), "\t[%s]0x%x\n",
+ num = scnprintf(str, sizeof(str), "\t[%s] %s\n",
inst->flows[idx] >= VPU_MSG_ID_NOOP ? "M" : "C",
- inst->flows[idx]);
+ vpu_id_name(inst->flows[idx]));
if (seq_write(s, str, num)) {
mutex_unlock(&inst->core->cmd_lock);
return 0;
diff --git a/drivers/media/platform/amphion/vpu_helpers.c b/drivers/media/platform/amphion/vpu_helpers.c
index 019c77e84514c..af3b336e5dc32 100644
--- a/drivers/media/platform/amphion/vpu_helpers.c
+++ b/drivers/media/platform/amphion/vpu_helpers.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include "vpu.h"
+#include "vpu_defs.h"
#include "vpu_core.h"
#include "vpu_rpc.h"
#include "vpu_helpers.h"
@@ -447,3 +448,63 @@ int vpu_find_src_by_dst(struct vpu_pair *pairs, u32 cnt, u32 dst)
return -EINVAL;
}
+
+const char *vpu_id_name(u32 id)
+{
+ switch (id) {
+ case VPU_CMD_ID_NOOP: return "noop";
+ case VPU_CMD_ID_CONFIGURE_CODEC: return "configure codec";
+ case VPU_CMD_ID_START: return "start";
+ case VPU_CMD_ID_STOP: return "stop";
+ case VPU_CMD_ID_ABORT: return "abort";
+ case VPU_CMD_ID_RST_BUF: return "reset buf";
+ case VPU_CMD_ID_SNAPSHOT: return "snapshot";
+ case VPU_CMD_ID_FIRM_RESET: return "reset firmware";
+ case VPU_CMD_ID_UPDATE_PARAMETER: return "update parameter";
+ case VPU_CMD_ID_FRAME_ENCODE: return "encode frame";
+ case VPU_CMD_ID_SKIP: return "skip";
+ case VPU_CMD_ID_FS_ALLOC: return "alloc fb";
+ case VPU_CMD_ID_FS_RELEASE: return "release fb";
+ case VPU_CMD_ID_TIMESTAMP: return "timestamp";
+ case VPU_CMD_ID_DEBUG: return "debug";
+ case VPU_MSG_ID_RESET_DONE: return "reset done";
+ case VPU_MSG_ID_START_DONE: return "start done";
+ case VPU_MSG_ID_STOP_DONE: return "stop done";
+ case VPU_MSG_ID_ABORT_DONE: return "abort done";
+ case VPU_MSG_ID_BUF_RST: return "buf reset done";
+ case VPU_MSG_ID_MEM_REQUEST: return "mem request";
+ case VPU_MSG_ID_PARAM_UPD_DONE: return "param upd done";
+ case VPU_MSG_ID_FRAME_INPUT_DONE: return "frame input done";
+ case VPU_MSG_ID_ENC_DONE: return "encode done";
+ case VPU_MSG_ID_DEC_DONE: return "frame display";
+ case VPU_MSG_ID_FRAME_REQ: return "fb request";
+ case VPU_MSG_ID_FRAME_RELEASE: return "fb release";
+ case VPU_MSG_ID_SEQ_HDR_FOUND: return "seq hdr found";
+ case VPU_MSG_ID_RES_CHANGE: return "resolution change";
+ case VPU_MSG_ID_PIC_HDR_FOUND: return "pic hdr found";
+ case VPU_MSG_ID_PIC_DECODED: return "picture decoded";
+ case VPU_MSG_ID_PIC_EOS: return "eos";
+ case VPU_MSG_ID_FIFO_LOW: return "fifo low";
+ case VPU_MSG_ID_BS_ERROR: return "bs error";
+ case VPU_MSG_ID_UNSUPPORTED: return "unsupported";
+ case VPU_MSG_ID_FIRMWARE_XCPT: return "exception";
+ case VPU_MSG_ID_PIC_SKIPPED: return "skipped";
+ }
+ return "<unknown>";
+}
+
+const char *vpu_codec_state_name(enum vpu_codec_state state)
+{
+ switch (state) {
+ case VPU_CODEC_STATE_DEINIT: return "initialization";
+ case VPU_CODEC_STATE_CONFIGURED: return "configured";
+ case VPU_CODEC_STATE_START: return "start";
+ case VPU_CODEC_STATE_STARTED: return "started";
+ case VPU_CODEC_STATE_ACTIVE: return "active";
+ case VPU_CODEC_STATE_SEEK: return "seek";
+ case VPU_CODEC_STATE_STOP: return "stop";
+ case VPU_CODEC_STATE_DRAIN: return "drain";
+ case VPU_CODEC_STATE_DYAMIC_RESOLUTION_CHANGE: return "resolution change";
+ }
+ return "<unknown>";
+}
diff --git a/drivers/media/platform/amphion/vpu_msgs.c b/drivers/media/platform/amphion/vpu_msgs.c
index 92672a802b492..f9eb488d1b5e2 100644
--- a/drivers/media/platform/amphion/vpu_msgs.c
+++ b/drivers/media/platform/amphion/vpu_msgs.c
@@ -210,7 +210,7 @@ static int vpu_session_handle_msg(struct vpu_inst *inst, struct vpu_rpc_event *m
return -EINVAL;
msg_id = ret;
- dev_dbg(inst->dev, "[%d] receive event(0x%x)\n", inst->id, msg_id);
+ dev_dbg(inst->dev, "[%d] receive event(%s)\n", inst->id, vpu_id_name(msg_id));
for (i = 0; i < ARRAY_SIZE(handlers); i++) {
if (handlers[i].id == msg_id) {
