ASoC: Provide more detail on WM8962 thermal shutdown status

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>

1 files changed, 15 insertions, 2 deletions

diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index add07fff4495..382c8779e605 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -839,7 +839,7 @@ static const struct wm8962_reg_access {
         [40] = { 0x00FF, 0x01FF, 0x0000 }, /* R40    - SPKOUTL volume */
         [41] = { 0x00FF, 0x01FF, 0x0000 }, /* R41    - SPKOUTR volume */
 
-        [47] = { 0x000F, 0x0000, 0x0000 }, /* R47    - Thermal Shutdown Status */
+        [47] = { 0x000F, 0x0000, 0xFFFF }, /* R47    - Thermal Shutdown Status */
         [48] = { 0x7EC7, 0x7E07, 0xFFFF }, /* R48    - Additional Control (4) */
         [49] = { 0x00D3, 0x00D7, 0xFFFF }, /* R49    - Class D Control 1 */
         [51] = { 0x0047, 0x0047, 0x0000 }, /* R51    - Class D Control 2 */
@@ -3564,6 +3564,7 @@ static irqreturn_t wm8962_irq(int irq, void *data)
         struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
         int mask;
         int active;
+        int reg;
 
         mask = snd_soc_read(codec, WM8962_INTERRUPT_STATUS_2_MASK);
 
@@ -3584,9 +3585,21 @@ static irqreturn_t wm8962_irq(int irq, void *data)
         if (active & WM8962_FIFOS_ERR_EINT)
                 dev_err(codec->dev, "FIFO error\n");
 
-        if (active & WM8962_TEMP_SHUT_EINT)
+        if (active & WM8962_TEMP_SHUT_EINT) {
                 dev_crit(codec->dev, "Thermal shutdown\n");
 
+                reg = snd_soc_read(codec, WM8962_THERMAL_SHUTDOWN_STATUS);
+
+                if (reg & WM8962_TEMP_ERR_HP)
+                        dev_crit(codec->dev, "Headphone thermal error\n");
+                if (reg & WM8962_TEMP_WARN_HP)
+                        dev_crit(codec->dev, "Headphone thermal warning\n");
+                if (reg & WM8962_TEMP_ERR_SPK)
+                        dev_crit(codec->dev, "Speaker thermal error\n");
+                if (reg & WM8962_TEMP_WARN_SPK)
+                        dev_crit(codec->dev, "Speaker thermal warning\n");
+        }
+
         if (active & (WM8962_MICSCD_EINT | WM8962_MICD_EINT)) {
                 dev_dbg(codec->dev, "Microphone event detected\n");