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path: root/sound/pci/hda/hda_tegra.c
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Diffstat (limited to 'sound/pci/hda/hda_tegra.c')
-rw-r--r--sound/pci/hda/hda_tegra.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index dd7d4242d6d2..83befd8d43e8 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -31,6 +31,7 @@
#include <linux/of_device.h>
#include <linux/slab.h>
#include <linux/time.h>
+#include <linux/string.h>
#include <sound/core.h>
#include <sound/initval.h>
@@ -344,6 +345,8 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev)
int err;
unsigned short gcap;
int irq_id = platform_get_irq(pdev, 0);
+ const char *sname;
+ struct device_node *root;
err = hda_tegra_init_chip(chip, pdev);
if (err)
@@ -401,8 +404,23 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev)
return -ENODEV;
}
+ /* driver name */
strcpy(card->driver, "tegra-hda");
- strcpy(card->shortname, "tegra-hda");
+
+ root = of_find_node_by_path("/");
+ sname = of_get_property(root, "compatible", NULL);
+ of_node_put(root);
+ if (!sname) {
+ dev_err(card->dev,
+ "failed to get compatible property from root node\n");
+ return -ENODEV;
+ }
+ /* shortname for card */
+ if (strlen(sname) > sizeof(card->shortname))
+ dev_info(card->dev, "truncating shortname for card\n");
+ strncpy(card->shortname, sname, sizeof(card->shortname));
+
+ /* longname for card */
snprintf(card->longname, sizeof(card->longname),
"%s at 0x%lx irq %i",
card->shortname, bus->addr, bus->irq);
@@ -513,7 +531,7 @@ static void hda_tegra_probe_work(struct work_struct *work)
goto out_free;
/* create codec instances */
- err = azx_probe_codecs(chip, 0);
+ err = azx_probe_codecs(chip, 8);
if (err < 0)
goto out_free;