[Patch v2] staging: greybus: Replace gcam macros with direct dev log calls

From: Jackson Chui
Date: Mon Apr 08 2024 - 18:44:50 EST


Reported by checkpatch:

CHECK: Macro argument 'gcam' may be better as '(gcam)' to avoid
precedence issues

Inline standard calls to 'dev_*' kernel logging functions, in favor
of 'gcam_*' macros, to clear up gcam-related logging.

Signed-off-by: Jackson Chui <jacksonchui.qwerty@xxxxxxxxx>

---
Changes in v2:
- Inline 'dev_*' logging functions, over wrappers and macros
to just use the standard call.
- Remove 'gcam_*' macros, since they are no longer used.
---
drivers/staging/greybus/camera.c | 58 +++++++++++++++-----------------
1 file changed, 27 insertions(+), 31 deletions(-)

diff --git a/drivers/staging/greybus/camera.c b/drivers/staging/greybus/camera.c
index a8173aa3a995..b8b2bdfa59e5 100644
--- a/drivers/staging/greybus/camera.c
+++ b/drivers/staging/greybus/camera.c
@@ -180,10 +180,6 @@ static const struct gb_camera_fmt_info *gb_camera_get_format_info(u16 gb_fmt)

#define GB_CAMERA_MAX_SETTINGS_SIZE 8192

-#define gcam_dbg(gcam, format...) dev_dbg(&gcam->bundle->dev, format)
-#define gcam_info(gcam, format...) dev_info(&gcam->bundle->dev, format)
-#define gcam_err(gcam, format...) dev_err(&gcam->bundle->dev, format)
-
static int gb_camera_operation_sync_flags(struct gb_connection *connection,
int type, unsigned int flags,
void *request, size_t request_size,
@@ -232,8 +228,8 @@ static int gb_camera_get_max_pkt_size(struct gb_camera *gcam,

fmt_info = gb_camera_get_format_info(cfg->format);
if (!fmt_info) {
- gcam_err(gcam, "unsupported greybus image format: %d\n",
- cfg->format);
+ dev_err(&gcam->bundle->dev, "unsupported greybus image format: %d\n",
+ cfg->format);
return -EIO;
}

@@ -241,18 +237,18 @@ static int gb_camera_get_max_pkt_size(struct gb_camera *gcam,
pkt_size = le32_to_cpu(cfg->max_pkt_size);

if (pkt_size == 0) {
- gcam_err(gcam,
- "Stream %u: invalid zero maximum packet size\n",
- i);
+ dev_err(&gcam->bundle->dev,
+ "Stream %u: invalid zero maximum packet size\n",
+ i);
return -EIO;
}
} else {
pkt_size = le16_to_cpu(cfg->width) * fmt_info->bpp / 8;

if (pkt_size != le32_to_cpu(cfg->max_pkt_size)) {
- gcam_err(gcam,
- "Stream %u: maximum packet size mismatch (%u/%u)\n",
- i, pkt_size, cfg->max_pkt_size);
+ dev_err(&gcam->bundle->dev,
+ "Stream %u: maximum packet size mismatch (%u/%u)\n",
+ i, pkt_size, cfg->max_pkt_size);
return -EIO;
}
}
@@ -275,13 +271,13 @@ static const int gb_camera_configure_streams_validate_response(struct gb_camera

/* Validate the returned response structure */
if (resp->padding[0] || resp->padding[1]) {
- gcam_err(gcam, "response padding != 0\n");
+ dev_err(&gcam->bundle->dev, "response padding != 0\n");
return -EIO;
}

if (resp->num_streams > nstreams) {
- gcam_err(gcam, "got #streams %u > request %u\n",
- resp->num_streams, nstreams);
+ dev_err(&gcam->bundle->dev, "got #streams %u > request %u\n",
+ resp->num_streams, nstreams);
return -EIO;
}

@@ -289,7 +285,7 @@ static const int gb_camera_configure_streams_validate_response(struct gb_camera
struct gb_camera_stream_config_response *cfg = &resp->config[i];

if (cfg->padding) {
- gcam_err(gcam, "stream #%u padding != 0\n", i);
+ dev_err(&gcam->bundle->dev, "stream #%u padding != 0\n", i);
return -EIO;
}
}
@@ -340,16 +336,16 @@ static int gb_camera_set_power_mode(struct gb_camera *gcam, bool hs)

ret = gb_camera_set_intf_power_mode(gcam, intf->interface_id, hs);
if (ret < 0) {
- gcam_err(gcam, "failed to set module interface to %s (%d)\n",
- hs ? "HS" : "PWM", ret);
+ dev_err(&gcam->bundle->dev, "failed to set module interface to %s (%d)\n",
+ hs ? "HS" : "PWM", ret);
return ret;
}

ret = gb_camera_set_intf_power_mode(gcam, svc->ap_intf_id, hs);
if (ret < 0) {
gb_camera_set_intf_power_mode(gcam, intf->interface_id, !hs);
- gcam_err(gcam, "failed to set AP interface to %s (%d)\n",
- hs ? "HS" : "PWM", ret);
+ dev_err(&gcam->bundle->dev, "failed to set AP interface to %s (%d)\n",
+ hs ? "HS" : "PWM", ret);
return ret;
}

@@ -435,7 +431,7 @@ static int gb_camera_setup_data_connection(struct gb_camera *gcam,
sizeof(csi_cfg),
GB_APB_REQUEST_CSI_TX_CONTROL, false);
if (ret < 0) {
- gcam_err(gcam, "failed to start the CSI transmitter\n");
+ dev_err(&gcam->bundle->dev, "failed to start the CSI transmitter\n");
goto error_power;
}

@@ -470,7 +466,7 @@ static void gb_camera_teardown_data_connection(struct gb_camera *gcam)
GB_APB_REQUEST_CSI_TX_CONTROL, false);

if (ret < 0)
- gcam_err(gcam, "failed to stop the CSI transmitter\n");
+ dev_err(&gcam->bundle->dev, "failed to stop the CSI transmitter\n");

/* Set the UniPro link to low speed mode. */
gb_camera_set_power_mode(gcam, false);
@@ -507,7 +503,7 @@ static int gb_camera_capabilities(struct gb_camera *gcam,
NULL, 0,
(void *)capabilities, size);
if (ret)
- gcam_err(gcam, "failed to retrieve capabilities: %d\n", ret);
+ dev_err(&gcam->bundle->dev, "failed to retrieve capabilities: %d\n", ret);

done:
mutex_unlock(&gcam->mutex);
@@ -723,22 +719,22 @@ static int gb_camera_request_handler(struct gb_operation *op)
struct gb_message *request;

if (op->type != GB_CAMERA_TYPE_METADATA) {
- gcam_err(gcam, "Unsupported unsolicited event: %u\n", op->type);
+ dev_err(&gcam->bundle->dev, "Unsupported unsolicited event: %u\n", op->type);
return -EINVAL;
}

request = op->request;

if (request->payload_size < sizeof(*payload)) {
- gcam_err(gcam, "Wrong event size received (%zu < %zu)\n",
- request->payload_size, sizeof(*payload));
+ dev_err(&gcam->bundle->dev, "Wrong event size received (%zu < %zu)\n",
+ request->payload_size, sizeof(*payload));
return -EINVAL;
}

payload = request->payload;

- gcam_dbg(gcam, "received metadata for request %u, frame %u, stream %u\n",
- payload->request_id, payload->frame_number, payload->stream);
+ dev_dbg(&gcam->bundle->dev, "received metadata for request %u, frame %u, stream %u\n",
+ payload->request_id, payload->frame_number, payload->stream);

return 0;
}
@@ -1347,15 +1343,15 @@ static int gb_camera_resume(struct device *dev)

ret = gb_connection_enable(gcam->connection);
if (ret) {
- gcam_err(gcam, "failed to enable connection: %d\n", ret);
+ dev_err(&gcam->bundle->dev, "failed to enable connection: %d\n", ret);
return ret;
}

if (gcam->data_connection) {
ret = gb_connection_enable(gcam->data_connection);
if (ret) {
- gcam_err(gcam,
- "failed to enable data connection: %d\n", ret);
+ dev_err(&gcam->bundle->dev,
+ "failed to enable data connection: %d\n", ret);
return ret;
}
}
--
2.34.1