From: Thierry Reding treding@nvidia.com
When probing, provide accurate error messages to help with debugging failures.
Signed-off-by: Thierry Reding treding@nvidia.com --- sound/pci/hda/hda_tegra.c | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-)
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c index 7003677f7473..477742cb70a2 100644 --- a/sound/pci/hda/hda_tegra.c +++ b/sound/pci/hda/hda_tegra.c @@ -316,14 +316,20 @@ static int hda_tegra_init_chip(struct azx *chip, struct platform_device *pdev) int err;
hda->hda_clk = devm_clk_get(dev, "hda"); - if (IS_ERR(hda->hda_clk)) + if (IS_ERR(hda->hda_clk)) { + dev_err(dev, "failed to get hda clock\n"); return PTR_ERR(hda->hda_clk); + } hda->hda2codec_2x_clk = devm_clk_get(dev, "hda2codec_2x"); - if (IS_ERR(hda->hda2codec_2x_clk)) + if (IS_ERR(hda->hda2codec_2x_clk)) { + dev_err(dev, "failed to get hda2codec_2x clock\n"); return PTR_ERR(hda->hda2codec_2x_clk); + } hda->hda2hdmi_clk = devm_clk_get(dev, "hda2hdmi"); - if (IS_ERR(hda->hda2hdmi_clk)) + if (IS_ERR(hda->hda2hdmi_clk)) { + dev_err(dev, "failed to get hda2hdmi clock\n"); return PTR_ERR(hda->hda2hdmi_clk); + }
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); hda->regs = devm_ioremap_resource(dev, res); @@ -334,8 +340,10 @@ static int hda_tegra_init_chip(struct azx *chip, struct platform_device *pdev) bus->addr = res->start + HDA_BAR0;
err = hda_tegra_enable_clocks(hda); - if (err) + if (err) { + dev_err(dev, "failed to get enable clocks\n"); return err; + }
hda_tegra_init(hda);
@@ -385,12 +393,17 @@ static int hda_tegra_first_init(struct azx *chip, struct platform_device *pdev)
/* initialize streams */ err = azx_init_streams(chip); - if (err < 0) + if (err < 0) { + dev_err(card->dev, "failed to initialize streams: %d\n", err); return err; + }
err = azx_alloc_stream_pages(chip); - if (err < 0) + if (err < 0) { + dev_err(card->dev, "failed to allocate stream pages: %d\n", + err); return err; + }
/* initialize chip */ azx_init_chip(chip, 1);