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Subject[PATCH] platform/chrome: cros_ec_debugfs: Use cros_ec_cmd_xfer_status helper
Date
This patch makes use of cros_ec_cmd_xfer_status() instead of
cros_ec_cmd_xfer() so we can remove some redundant code.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
---

drivers/platform/chrome/cros_ec_debugfs.c | 30 ++++++-----------------
1 file changed, 8 insertions(+), 22 deletions(-)

diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c
index a712508e4646..0bd163723548 100644
--- a/drivers/platform/chrome/cros_ec_debugfs.c
+++ b/drivers/platform/chrome/cros_ec_debugfs.c
@@ -72,15 +72,9 @@ static void cros_ec_console_log_work(struct work_struct *__work)
int buf_space;
int ret;

- ret = cros_ec_cmd_xfer(ec->ec_dev, &snapshot_msg);
- if (ret < 0) {
- dev_err(ec->dev, "EC communication failed\n");
- goto resched;
- }
- if (snapshot_msg.result != EC_RES_SUCCESS) {
- dev_err(ec->dev, "EC failed to snapshot the console log\n");
+ ret = cros_ec_cmd_xfer_status(ec->ec_dev, &snapshot_msg);
+ if (ret < 0)
goto resched;
- }

/* Loop until we have read everything, or there's an error. */
mutex_lock(&debug_info->log_mutex);
@@ -95,16 +89,10 @@ static void cros_ec_console_log_work(struct work_struct *__work)

memset(read_params, '\0', sizeof(*read_params));
read_params->subcmd = CONSOLE_READ_RECENT;
- ret = cros_ec_cmd_xfer(ec->ec_dev, debug_info->read_msg);
- if (ret < 0) {
- dev_err(ec->dev, "EC communication failed\n");
- break;
- }
- if (debug_info->read_msg->result != EC_RES_SUCCESS) {
- dev_err(ec->dev,
- "EC failed to read the console log\n");
+ ret = cros_ec_cmd_xfer_status(ec->ec_dev,
+ debug_info->read_msg);
+ if (ret < 0)
break;
- }

/* If the buffer is empty, we're done here. */
if (ret == 0 || ec_buffer[0] == '\0')
@@ -290,9 +278,8 @@ static int ec_read_version_supported(struct cros_ec_dev *ec)
params->cmd = EC_CMD_CONSOLE_READ;
response = (struct ec_response_get_cmd_versions *)msg->data;

- ret = cros_ec_cmd_xfer(ec->ec_dev, msg) >= 0 &&
- msg->result == EC_RES_SUCCESS &&
- (response->version_mask & EC_VER_MASK(1));
+ ret = cros_ec_cmd_xfer_status(ec->ec_dev, msg) >= 0 &&
+ response->version_mask & EC_VER_MASK(1);

kfree(msg);

@@ -372,9 +359,8 @@ static int cros_ec_create_panicinfo(struct cros_ec_debugfs *debug_info)
msg->command = EC_CMD_GET_PANIC_INFO;
msg->insize = insize;

- ret = cros_ec_cmd_xfer(ec_dev, msg);
+ ret = cros_ec_cmd_xfer_status(ec_dev, msg);
if (ret < 0) {
- dev_warn(debug_info->ec->dev, "Cannot read panicinfo.\n");
ret = 0;
goto free;
}
--
2.20.1
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