diff options
Diffstat (limited to 'sound/soc/sof/intel/hda.c')
| -rw-r--r-- | sound/soc/sof/intel/hda.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index faf1a8ada091..7f665392618f 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -15,8 +15,10 @@ * Hardware interface for generic Intel audio DSP HDA IP */ -#include <linux/module.h> #include <sound/hdaudio_ext.h> +#include <sound/hda_register.h> + +#include <linux/module.h> #include <sound/sof.h> #include <sound/sof/xtensa.h> #include "../ops.h" @@ -32,6 +34,9 @@ /* platform specific devices */ #include "shim.h" +#define IS_CFL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0xa348) +#define IS_CNL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x9dc8) + /* * Debug */ @@ -183,12 +188,38 @@ void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags) } } +void hda_ipc_irq_dump(struct snd_sof_dev *sdev) +{ + struct hdac_bus *bus = sof_to_bus(sdev); + u32 adspis; + u32 intsts; + u32 intctl; + u32 ppsts; + u8 rirbsts; + + /* read key IRQ stats and config registers */ + adspis = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIS); + intsts = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTSTS); + intctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL); + ppsts = snd_sof_dsp_read(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPSTS); + rirbsts = snd_hdac_chip_readb(bus, RIRBSTS); + + dev_err(sdev->dev, + "error: hda irq intsts 0x%8.8x intlctl 0x%8.8x rirb %2.2x\n", + intsts, intctl, rirbsts); + dev_err(sdev->dev, + "error: dsp irq ppsts 0x%8.8x adspis 0x%8.8x\n", + ppsts, adspis); +} + void hda_ipc_dump(struct snd_sof_dev *sdev) { u32 hipcie; u32 hipct; u32 hipcctl; + hda_ipc_irq_dump(sdev); + /* read IPC status */ hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE); hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT); @@ -217,6 +248,11 @@ static int hda_init(struct snd_sof_dev *sdev) ext_ops = snd_soc_hdac_hda_get_ops(); #endif sof_hda_bus_init(bus, &pci->dev, ext_ops); + + /* Workaround for a communication error on CFL (bko#199007) and CNL */ + if (IS_CFL(pci) || IS_CNL(pci)) + bus->polling_mode = 1; + bus->use_posbuf = 1; bus->bdl_pos_adj = 0; |