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Diffstat (limited to 'sound/soc/sof/intel/hda-ctrl.c')
-rw-r--r--sound/soc/sof/intel/hda-ctrl.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/sound/soc/sof/intel/hda-ctrl.c b/sound/soc/sof/intel/hda-ctrl.c
index 84bf01bd36..b9a02750ce 100644
--- a/sound/soc/sof/intel/hda-ctrl.c
+++ b/sound/soc/sof/intel/hda-ctrl.c
@@ -3,7 +3,7 @@
// This file is provided under a dual BSD/GPLv2 license. When using or
// redistributing this file, you may do so under either license.
//
-// Copyright(c) 2018 Intel Corporation. All rights reserved.
+// Copyright(c) 2018 Intel Corporation
//
// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
// Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
@@ -128,6 +128,7 @@ int hda_dsp_ctrl_get_caps(struct snd_sof_dev *sdev)
return 0;
}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_get_caps, SND_SOC_SOF_INTEL_HDA_COMMON);
void hda_dsp_ctrl_ppcap_enable(struct snd_sof_dev *sdev, bool enable)
{
@@ -136,6 +137,7 @@ void hda_dsp_ctrl_ppcap_enable(struct snd_sof_dev *sdev, bool enable)
snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
SOF_HDA_PPCTL_GPROCEN, val);
}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_ppcap_enable, SND_SOC_SOF_INTEL_HDA_COMMON);
void hda_dsp_ctrl_ppcap_int_enable(struct snd_sof_dev *sdev, bool enable)
{
@@ -144,6 +146,7 @@ void hda_dsp_ctrl_ppcap_int_enable(struct snd_sof_dev *sdev, bool enable)
snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, SOF_HDA_REG_PP_PPCTL,
SOF_HDA_PPCTL_PIE, val);
}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_ppcap_int_enable, SND_SOC_SOF_INTEL_HDA_COMMON);
void hda_dsp_ctrl_misc_clock_gating(struct snd_sof_dev *sdev, bool enable)
{
@@ -178,12 +181,14 @@ int hda_dsp_ctrl_clock_power_gating(struct snd_sof_dev *sdev, bool enable)
return 0;
}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_clock_power_gating, SND_SOC_SOF_INTEL_HDA_COMMON);
int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev)
{
struct hdac_bus *bus = sof_to_bus(sdev);
struct hdac_stream *stream;
int sd_offset, ret = 0;
+ u32 gctl;
if (bus->chip_init)
return 0;
@@ -192,6 +197,12 @@ int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev)
hda_dsp_ctrl_misc_clock_gating(sdev, false);
+ /* clear WAKE_STS if not in reset */
+ gctl = snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_GCTL);
+ if (gctl & SOF_HDA_GCTL_RESET)
+ snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR,
+ SOF_HDA_WAKESTS, SOF_HDA_WAKESTS_INT_MASK);
+
/* reset HDA controller */
ret = hda_dsp_ctrl_link_reset(sdev, true);
if (ret < 0) {
@@ -221,7 +232,7 @@ int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev)
/* clear WAKESTS */
snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_WAKESTS,
- SOF_HDA_WAKESTS_INT_MASK);
+ bus->codec_mask);
hda_codec_rirb_status_clear(sdev);
@@ -255,6 +266,7 @@ err:
return ret;
}
+EXPORT_SYMBOL_NS(hda_dsp_ctrl_init_chip, SND_SOC_SOF_INTEL_HDA_COMMON);
void hda_dsp_ctrl_stop_chip(struct snd_sof_dev *sdev)
{
@@ -314,3 +326,9 @@ void hda_dsp_ctrl_stop_chip(struct snd_sof_dev *sdev)
bus->chip_init = false;
}
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_DESCRIPTION("SOF helpers for HDaudio platforms");
+MODULE_IMPORT_NS(SND_SOC_SOF_HDA_MLINK);
+MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC);
+MODULE_IMPORT_NS(SND_SOC_SOF_HDA_AUDIO_CODEC_I915);