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authorAaron Durbin <adurbin@chromium.org>2016-06-28 15:00:30 -0500
committerAaron Durbin <adurbin@chromium.org>2016-06-29 23:15:29 +0200
commite9657bc8dc6dc94216fcbbc9b83c12b210c32be9 (patch)
treebfdd123492d1f2287299e0542ab80bb97e624998 /src/soc/intel/skylake
parent5e0a9c7436f77a4e488d77c80fba38cd00b67e67 (diff)
soc/intel/skylake: refactor nhlt support
Utilize the new NHLT helper functions by driving the NHLT endpoints through data descriptors. Change-Id: I80838214d3615b83d4939ec2d96a4fd7050d5920 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/15488 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/intel/skylake')
-rw-r--r--src/soc/intel/skylake/include/soc/nhlt.h15
-rw-r--r--src/soc/intel/skylake/nhlt/dmic.c81
-rw-r--r--src/soc/intel/skylake/nhlt/max98357.c33
-rw-r--r--src/soc/intel/skylake/nhlt/nau88l25.c74
-rw-r--r--src/soc/intel/skylake/nhlt/nhlt.c70
-rw-r--r--src/soc/intel/skylake/nhlt/ssm4567.c57
6 files changed, 136 insertions, 194 deletions
diff --git a/src/soc/intel/skylake/include/soc/nhlt.h b/src/soc/intel/skylake/include/soc/nhlt.h
index 3800bb978d..008dd0d907 100644
--- a/src/soc/intel/skylake/include/soc/nhlt.h
+++ b/src/soc/intel/skylake/include/soc/nhlt.h
@@ -18,9 +18,14 @@
#include <nhlt.h>
+#define NHLT_VID 0x8086
+#define NHLT_DID_DMIC 0xae20
+#define NHLT_DID_BT 0xae30
+#define NHLT_DID_SSP 0xae34
+
/*
- * Skylake NHLT device and hardware link types. These values are to be used
- * with nhlt_soc_add_endpoint().
+ * Skylake NHLT link types. These values are to be used for the hwlink
+ * fields in the functions below to specify which link a device is on.
*/
enum {
@@ -30,12 +35,6 @@ enum {
AUDIO_LINK_DMIC,
};
-enum {
- AUDIO_DEV_I2S,
- AUDIO_DEV_DMIC,
- AUDIO_DEV_BT,
-};
-
/*
* Add a dmic array composed of the provided number of channels. The skylake
* SoC currently only supports dmic arrays on the dmic signals. Either 2
diff --git a/src/soc/intel/skylake/nhlt/dmic.c b/src/soc/intel/skylake/nhlt/dmic.c
index 6e14891f18..a7684bdefd 100644
--- a/src/soc/intel/skylake/nhlt/dmic.c
+++ b/src/soc/intel/skylake/nhlt/dmic.c
@@ -14,9 +14,8 @@
*/
#include <soc/nhlt.h>
-#include <string.h>
-static const struct nhlt_format_config dmic_2ch_cfg[] = {
+static const struct nhlt_format_config dmic_2ch_formats[] = {
/* 48 KHz 16-bits per sample. */
{
.num_channels = 2,
@@ -37,7 +36,28 @@ static const struct nhlt_format_config dmic_2ch_cfg[] = {
},
};
-static const struct nhlt_format_config dmic_4ch_cfg[] = {
+static const struct nhlt_dmic_array_config dmic_2ch_mic_config = {
+ .tdm_config = {
+ .config_type = NHLT_TDM_MIC_ARRAY,
+ },
+ .array_type = NHLT_MIC_ARRAY_2CH_SMALL,
+};
+
+static const struct nhlt_endp_descriptor dmic_2ch_descriptors[] = {
+ {
+ .link = NHLT_LINK_PDM,
+ .device = NHLT_PDM_DEV,
+ .direction = NHLT_DIR_CAPTURE,
+ .vid = NHLT_VID,
+ .did = NHLT_DID_DMIC,
+ .cfg = &dmic_2ch_mic_config,
+ .cfg_size = sizeof(dmic_2ch_mic_config),
+ .formats = dmic_2ch_formats,
+ .num_formats = ARRAY_SIZE(dmic_2ch_formats),
+ },
+};
+
+static const struct nhlt_format_config dmic_4ch_formats[] = {
/* 48 KHz 16-bits per sample. */
{
.num_channels = 4,
@@ -60,42 +80,37 @@ static const struct nhlt_format_config dmic_4ch_cfg[] = {
},
};
-int nhlt_soc_add_dmic_array(struct nhlt *nhlt, int num_channels)
-{
- struct nhlt_endpoint *endp;
- struct nhlt_dmic_array_config mic_config;
- const struct nhlt_format_config *formats;
- size_t num_formats;
-
- if (num_channels != 2 && num_channels != 4)
- return -1;
-
- endp = nhlt_soc_add_endpoint(nhlt, AUDIO_LINK_DMIC, AUDIO_DEV_DMIC,
- NHLT_DIR_CAPTURE);
-
- if (endp == NULL)
- return -1;
+static const struct nhlt_dmic_array_config dmic_4ch_mic_config = {
+ .tdm_config = {
+ .config_type = NHLT_TDM_MIC_ARRAY,
+ },
+ .array_type = NHLT_MIC_ARRAY_4CH_L_SHAPED,
+};
- memset(&mic_config, 0, sizeof(mic_config));
- mic_config.tdm_config.config_type = NHLT_TDM_MIC_ARRAY;
+static const struct nhlt_endp_descriptor dmic_4ch_descriptors[] = {
+ {
+ .link = NHLT_LINK_PDM,
+ .device = NHLT_PDM_DEV,
+ .direction = NHLT_DIR_CAPTURE,
+ .vid = NHLT_VID,
+ .did = NHLT_DID_DMIC,
+ .cfg = &dmic_4ch_mic_config,
+ .cfg_size = sizeof(dmic_4ch_mic_config),
+ .formats = dmic_4ch_formats,
+ .num_formats = ARRAY_SIZE(dmic_4ch_formats),
+ },
+};
+int nhlt_soc_add_dmic_array(struct nhlt *nhlt, int num_channels)
+{
switch (num_channels) {
case 2:
- formats = dmic_2ch_cfg;
- num_formats = ARRAY_SIZE(dmic_2ch_cfg);
- mic_config.array_type = NHLT_MIC_ARRAY_2CH_SMALL;
- break;
+ return nhlt_add_endpoints(nhlt, dmic_2ch_descriptors,
+ ARRAY_SIZE(dmic_2ch_descriptors));
case 4:
- formats = dmic_4ch_cfg;
- num_formats = ARRAY_SIZE(dmic_4ch_cfg);
- mic_config.array_type = NHLT_MIC_ARRAY_4CH_L_SHAPED;
- break;
+ return nhlt_add_endpoints(nhlt, dmic_4ch_descriptors,
+ ARRAY_SIZE(dmic_4ch_descriptors));
default:
return -1;
}
-
- if (nhlt_endpoint_append_config(endp, &mic_config, sizeof(mic_config)))
- return -1;
-
- return nhlt_endpoint_add_formats(endp, formats, num_formats);
}
diff --git a/src/soc/intel/skylake/nhlt/max98357.c b/src/soc/intel/skylake/nhlt/max98357.c
index fa14dd2f61..b2abc26cea 100644
--- a/src/soc/intel/skylake/nhlt/max98357.c
+++ b/src/soc/intel/skylake/nhlt/max98357.c
@@ -15,7 +15,7 @@
#include <soc/nhlt.h>
-static const struct nhlt_format_config max98357_render_cfg[] = {
+static const struct nhlt_format_config max98357_render_formats[] = {
/* 48 KHz 24-bits per sample. */
{
.num_channels = 2,
@@ -27,22 +27,21 @@ static const struct nhlt_format_config max98357_render_cfg[] = {
},
};
+static const struct nhlt_endp_descriptor max98357_descriptors[] = {
+ {
+ .link = NHLT_LINK_SSP,
+ .device = NHLT_SSP_DEV_I2S,
+ .direction = NHLT_DIR_RENDER,
+ .vid = NHLT_VID,
+ .did = NHLT_DID_SSP,
+ .formats = max98357_render_formats,
+ .num_formats = ARRAY_SIZE(max98357_render_formats),
+ },
+};
+
int nhlt_soc_add_max98357(struct nhlt *nhlt, int hwlink)
{
- struct nhlt_endpoint *endp;
-
- /* Render Endpoint */
- endp = nhlt_soc_add_endpoint(nhlt, hwlink, AUDIO_DEV_I2S,
- NHLT_DIR_RENDER);
-
- if (endp == NULL)
- return -1;
-
- if (nhlt_endpoint_add_formats(endp, max98357_render_cfg,
- ARRAY_SIZE(max98357_render_cfg)))
- return -1;
-
- nhlt_next_instance(nhlt, NHLT_LINK_SSP);
-
- return 0;
+ /* Virtual bus id of SSP links are the hardware port ids proper. */
+ return nhlt_add_ssp_endpoints(nhlt, hwlink, max98357_descriptors,
+ ARRAY_SIZE(max98357_descriptors));
}
diff --git a/src/soc/intel/skylake/nhlt/nau88l25.c b/src/soc/intel/skylake/nhlt/nau88l25.c
index 0a6dd1b53b..dd91435acb 100644
--- a/src/soc/intel/skylake/nhlt/nau88l25.c
+++ b/src/soc/intel/skylake/nhlt/nau88l25.c
@@ -17,7 +17,7 @@
/* The same DSP firmware settings are used for both the capture and
* render endpoints. */
-static const struct nhlt_format_config nau88l25_cfg[] = {
+static const struct nhlt_format_config nau88l25_formats[] = {
/* 48 KHz 24-bits per sample. */
{
.num_channels = 2,
@@ -29,45 +29,43 @@ static const struct nhlt_format_config nau88l25_cfg[] = {
},
};
-int nhlt_soc_add_nau88l25(struct nhlt *nhlt, int hwlink)
-{
- struct nhlt_endpoint *endp;
- /* The nau88l25 just has headphones and a mic. Both the capture and
- * render endpoints occupy the same virtual slot. */
- struct nhlt_tdm_config tdm_config = {
- .virtual_slot = 0,
- .config_type = NHLT_TDM_BASIC,
- };
- const void *fmt_cfg = nau88l25_cfg;
- size_t fmt_sz = ARRAY_SIZE(nau88l25_cfg);
+/* The nau88l25 just has headphones and a mic. Both the capture and render
+ * endpoints occupy the same virtual slot. */
+static const struct nhlt_tdm_config tdm_config = {
+ .virtual_slot = 0,
+ .config_type = NHLT_TDM_BASIC,
+};
+static const struct nhlt_endp_descriptor nau88l25_descriptors[] = {
/* Render Endpoint */
- endp = nhlt_soc_add_endpoint(nhlt, hwlink, AUDIO_DEV_I2S,
- NHLT_DIR_RENDER);
-
- if (endp == NULL)
- return -1;
-
- if (nhlt_endpoint_append_config(endp, &tdm_config, sizeof(tdm_config)))
- return -1;
-
- if (nhlt_endpoint_add_formats(endp, fmt_cfg, fmt_sz))
- return -1;
-
+ {
+ .link = NHLT_LINK_SSP,
+ .device = NHLT_SSP_DEV_I2S,
+ .direction = NHLT_DIR_RENDER,
+ .vid = NHLT_VID,
+ .did = NHLT_DID_SSP,
+ .cfg = &tdm_config,
+ .cfg_size = sizeof(tdm_config),
+ .formats = nau88l25_formats,
+ .num_formats = ARRAY_SIZE(nau88l25_formats),
+ },
/* Capture Endpoint */
- endp = nhlt_soc_add_endpoint(nhlt, hwlink, AUDIO_DEV_I2S,
- NHLT_DIR_CAPTURE);
-
- if (endp == NULL)
- return -1;
-
- if (nhlt_endpoint_append_config(endp, &tdm_config, sizeof(tdm_config)))
- return -1;
-
- if (nhlt_endpoint_add_formats(endp, fmt_cfg, fmt_sz))
- return -1;
-
- nhlt_next_instance(nhlt, NHLT_LINK_SSP);
+ {
+ .link = NHLT_LINK_SSP,
+ .device = NHLT_SSP_DEV_I2S,
+ .direction = NHLT_DIR_CAPTURE,
+ .vid = NHLT_VID,
+ .did = NHLT_DID_SSP,
+ .cfg = &tdm_config,
+ .cfg_size = sizeof(tdm_config),
+ .formats = nau88l25_formats,
+ .num_formats = ARRAY_SIZE(nau88l25_formats),
+ },
+};
- return 0;
+int nhlt_soc_add_nau88l25(struct nhlt *nhlt, int hwlink)
+{
+ /* Virtual bus id of SSP links are the hardware port ids proper. */
+ return nhlt_add_ssp_endpoints(nhlt, hwlink, nau88l25_descriptors,
+ ARRAY_SIZE(nau88l25_descriptors));
}
diff --git a/src/soc/intel/skylake/nhlt/nhlt.c b/src/soc/intel/skylake/nhlt/nhlt.c
index 6ef906a00e..d498152406 100644
--- a/src/soc/intel/skylake/nhlt/nhlt.c
+++ b/src/soc/intel/skylake/nhlt/nhlt.c
@@ -14,76 +14,8 @@
*/
#include <cbmem.h>
+#include <nhlt.h>
#include <soc/acpi.h>
-#include <soc/nhlt.h>
-
-#define NHLT_VID 0x8086
-#define NHLT_DID_DMIC 0xae20
-#define NHLT_DID_BT 0xae30
-#define NHLT_DID_SSP 0xae34
-
-struct nhlt_endpoint *nhlt_soc_add_endpoint(struct nhlt *nhlt, int soc_hwintf,
- int soc_devtype, int dir)
-{
- int nhlt_link_type;
- int nhlt_dev_type;
- uint16_t did;
- struct nhlt_endpoint *endp;
-
- /* Check link type and device type. */
- switch (soc_hwintf) {
- case AUDIO_LINK_SSP0:
- case AUDIO_LINK_SSP1:
- /* Only I2S devices on SSP0 and SSP1. */
- if (soc_devtype != AUDIO_DEV_I2S)
- return NULL;
- nhlt_link_type = NHLT_LINK_SSP;
- break;
- case AUDIO_LINK_SSP2:
- /* Only Bluetooth devices on SSP2. */
- if (soc_devtype != AUDIO_DEV_BT)
- return NULL;
- nhlt_link_type = NHLT_LINK_SSP;
- break;
- case AUDIO_LINK_DMIC:
- /* Only DMIC devices on DMIC links. */
- if (soc_devtype != AUDIO_DEV_DMIC)
- return NULL;
- nhlt_link_type = NHLT_LINK_PDM;
- break;
- default:
- return NULL;
- }
-
- switch (soc_devtype) {
- case AUDIO_DEV_I2S:
- nhlt_dev_type = NHLT_SSP_DEV_I2S;
- did = NHLT_DID_SSP;
- break;
- case AUDIO_DEV_DMIC:
- nhlt_dev_type = NHLT_PDM_DEV;
- did = NHLT_DID_DMIC;
- break;
- case AUDIO_DEV_BT:
- nhlt_dev_type = NHLT_SSP_DEV_BT;
- did = NHLT_DID_BT;
- break;
- default:
- return NULL;
- }
-
- endp = nhlt_add_endpoint(nhlt, nhlt_link_type, nhlt_dev_type, dir,
- NHLT_VID, did);
-
- if (endp == NULL)
- return NULL;
-
- /* Virtual bus id of SSP links are the hardware port ids proper. */
- if (nhlt_link_type == NHLT_LINK_SSP)
- endp->virtual_bus_id = soc_hwintf;
-
- return endp;
-}
uintptr_t nhlt_soc_serialize(struct nhlt *nhlt, uintptr_t acpi_addr)
{
diff --git a/src/soc/intel/skylake/nhlt/ssm4567.c b/src/soc/intel/skylake/nhlt/ssm4567.c
index 55d9481852..6808bffe3a 100644
--- a/src/soc/intel/skylake/nhlt/ssm4567.c
+++ b/src/soc/intel/skylake/nhlt/ssm4567.c
@@ -15,7 +15,7 @@
#include <soc/nhlt.h>
-static const struct nhlt_format_config ssm4567_render_cfg[] = {
+static const struct nhlt_format_config ssm4567_render_formats[] = {
/* 48 KHz 24-bits per sample. */
{
.num_channels = 2,
@@ -28,7 +28,7 @@ static const struct nhlt_format_config ssm4567_render_cfg[] = {
};
/* Capture Blob used for IV feedback for Speaker Protection Algorithm */
-static const struct nhlt_format_config ssm4567_capture_cfg[] = {
+static const struct nhlt_format_config ssm4567_capture_formats[] = {
/* 48 KHz 32-bits per sample. */
{
.num_channels = 4,
@@ -39,33 +39,32 @@ static const struct nhlt_format_config ssm4567_capture_cfg[] = {
},
};
-int nhlt_soc_add_ssm4567(struct nhlt *nhlt, int hwlink)
-{
- struct nhlt_endpoint *endp;
-
+static const struct nhlt_endp_descriptor ssm4567_descriptors[] = {
/* Render Endpoint */
- endp = nhlt_soc_add_endpoint(nhlt, hwlink, AUDIO_DEV_I2S,
- NHLT_DIR_RENDER);
-
- if (endp == NULL)
- return -1;
-
- if (nhlt_endpoint_add_formats(endp, ssm4567_render_cfg,
- ARRAY_SIZE(ssm4567_render_cfg)))
- return -1;
-
- /* Capture Endpoint for IV Feedback */
- endp = nhlt_soc_add_endpoint(nhlt, hwlink, AUDIO_DEV_I2S,
- NHLT_DIR_CAPTURE);
-
- if (endp == NULL)
- return -1;
-
- if (nhlt_endpoint_add_formats(endp, ssm4567_capture_cfg,
- ARRAY_SIZE(ssm4567_capture_cfg)))
- return -1;
-
- nhlt_next_instance(nhlt, NHLT_LINK_SSP);
+ {
+ .link = NHLT_LINK_SSP,
+ .device = NHLT_SSP_DEV_I2S,
+ .direction = NHLT_DIR_RENDER,
+ .vid = NHLT_VID,
+ .did = NHLT_DID_SSP,
+ .formats = ssm4567_render_formats,
+ .num_formats = ARRAY_SIZE(ssm4567_render_formats),
+ },
+ /* Capture Endpoint */
+ {
+ .link = NHLT_LINK_SSP,
+ .device = NHLT_SSP_DEV_I2S,
+ .direction = NHLT_DIR_CAPTURE,
+ .vid = NHLT_VID,
+ .did = NHLT_DID_SSP,
+ .formats = ssm4567_capture_formats,
+ .num_formats = ARRAY_SIZE(ssm4567_capture_formats),
+ },
+};
- return 0;
+int nhlt_soc_add_ssm4567(struct nhlt *nhlt, int hwlink)
+{
+ /* Virtual bus id of SSP links are the hardware port ids proper. */
+ return nhlt_add_ssp_endpoints(nhlt, hwlink, ssm4567_descriptors,
+ ARRAY_SIZE(ssm4567_descriptors));
}