From ad68c620b7b296aab9cbe61802e329c04fde8385 Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Mon, 15 Mar 2021 09:44:55 -0500 Subject: [PATCH] soc: qcom: mdt_loader: be more informative on errors In __qcom_mdt_load() there are cases where an error occurs that cause a message to be printed. In some of those cases the errno value can be helpful to understand exactly what caused the problem. Print the errno (as well as the firmware file name) where it is helpful, and in a few cases reword the error message. Consistently use the private fw_name for the file name. Signed-off-by: Alex Elder Link: https://lore.kernel.org/r/20210315144455.1770492-1-elder@linaro.org Signed-off-by: Bjorn Andersson --- drivers/soc/qcom/mdt_loader.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/soc/qcom/mdt_loader.c b/drivers/soc/qcom/mdt_loader.c index eba7f76..bda170d 100644 --- a/drivers/soc/qcom/mdt_loader.c +++ b/drivers/soc/qcom/mdt_loader.c @@ -166,6 +166,8 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw, metadata = qcom_mdt_read_metadata(fw, &metadata_len); if (IS_ERR(metadata)) { ret = PTR_ERR(metadata); + dev_err(dev, "error %d reading firmware %s metadata\n", + ret, fw_name); goto out; } @@ -173,7 +175,9 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw, kfree(metadata); if (ret) { - dev_err(dev, "invalid firmware metadata\n"); + /* Invalid firmware metadata */ + dev_err(dev, "error %d initializing firmware %s\n", + ret, fw_name); goto out; } } @@ -199,7 +203,9 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw, ret = qcom_scm_pas_mem_setup(pas_id, mem_phys, max_addr - min_addr); if (ret) { - dev_err(dev, "unable to setup relocation\n"); + /* Unable to set up relocation */ + dev_err(dev, "error %d setting up firmware %s\n", + ret, fw_name); goto out; } } @@ -243,9 +249,8 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw, if (phdr->p_filesz && phdr->p_offset < fw->size) { /* Firmware is large enough to be non-split */ if (phdr->p_offset + phdr->p_filesz > fw->size) { - dev_err(dev, - "failed to load segment %d from truncated file %s\n", - i, firmware); + dev_err(dev, "file %s segment %d would be truncated\n", + fw_name, i); ret = -EINVAL; break; } @@ -257,7 +262,8 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw, ret = request_firmware_into_buf(&seg_fw, fw_name, dev, ptr, phdr->p_filesz); if (ret) { - dev_err(dev, "failed to load %s\n", fw_name); + dev_err(dev, "error %d loading %s\n", + ret, fw_name); break; } -- 2.7.4