libata: add command name parsing for error output

[deliverable/linux.git] / drivers / ata / libata-acpi.c

diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index ac176da1f94e24d8b4bbe683a44f155cb2f06970..01964b6e6f6bfae474a8cea47d8e4e1424288567 100644 (file)
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -689,6 +689,7 @@ static int ata_acpi_run_tf(struct ata_device *dev,
        struct ata_taskfile tf, ptf, rtf;
        unsigned int err_mask;
        const char *level;
+       const char *descr;
        char msg[60];
        int rc;
 
@@ -736,11 +737,13 @@ static int ata_acpi_run_tf(struct ata_device *dev,
                snprintf(msg, sizeof(msg), "filtered out");
                rc = 0;
        }
+       descr = ata_get_cmd_descript(tf.command);
 
        ata_dev_printk(dev, level,
-                      "ACPI cmd %02x/%02x:%02x:%02x:%02x:%02x:%02x %s\n",
+                      "ACPI cmd %02x/%02x:%02x:%02x:%02x:%02x:%02x (%s) %s\n",
                       tf.command, tf.feature, tf.nsect, tf.lbal,
-                      tf.lbam, tf.lbah, tf.device, msg);
+                      tf.lbam, tf.lbah, tf.device,
+                      (descr ? descr : "unknown"), msg);
 
        return rc;
 }