From da6dce55ae8b4087e82b4c122578279ba07ba5ce Mon Sep 17 00:00:00 2001 From: Pierre-Louis Bossart Date: Mon, 10 Feb 2020 09:44:00 +0100 Subject: [PATCH] ASoC: Intel: Skylake: use common NHLT module BugLink: https://bugs.launchpad.net/bugs/1837828 No functionality change, only use common functions now. Signed-off-by: Pierre-Louis Bossart Signed-off-by: Takashi Iwai (cherry picked from commit 1169cbf6b98e11397715d457e42070e066325fc0) Signed-off-by: Hui Wang Acked-by: Sultan Alsawaf Acked-by: Kleber Sacilotto de Souza Signed-off-by: Kleber Sacilotto de Souza --- sound/soc/intel/Kconfig | 1 + sound/soc/intel/skylake/skl-nhlt.c | 90 ------------------------------ sound/soc/intel/skylake/skl.c | 12 ++-- sound/soc/intel/skylake/skl.h | 3 - 4 files changed, 9 insertions(+), 97 deletions(-) diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig index 0e2ac88eaedb..f646ec4292f3 100644 --- a/sound/soc/intel/Kconfig +++ b/sound/soc/intel/Kconfig @@ -218,6 +218,7 @@ config SND_SOC_INTEL_SKYLAKE_COMMON select SND_SOC_INTEL_SST select SND_SOC_HDAC_HDA if SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC select SND_SOC_ACPI_INTEL_MATCH + select SND_INTEL_NHLT help If you have a Intel Skylake/Broxton/ApolloLake/KabyLake/ GeminiLake or CannonLake platform with the DSP enabled in the BIOS diff --git a/sound/soc/intel/skylake/skl-nhlt.c b/sound/soc/intel/skylake/skl-nhlt.c index 8ae61666adf4..e6c4745155af 100644 --- a/sound/soc/intel/skylake/skl-nhlt.c +++ b/sound/soc/intel/skylake/skl-nhlt.c @@ -13,54 +13,6 @@ #include "skl.h" #include "skl-i2s.h" -#define NHLT_ACPI_HEADER_SIG "NHLT" - -/* Unique identification for getting NHLT blobs */ -static guid_t osc_guid = - GUID_INIT(0xA69F886E, 0x6CEB, 0x4594, - 0xA4, 0x1F, 0x7B, 0x5D, 0xCE, 0x24, 0xC5, 0x53); - - -struct nhlt_acpi_table *skl_nhlt_init(struct device *dev) -{ - acpi_handle handle; - union acpi_object *obj; - struct nhlt_resource_desc *nhlt_ptr = NULL; - struct nhlt_acpi_table *nhlt_table = NULL; - - handle = ACPI_HANDLE(dev); - if (!handle) { - dev_err(dev, "Didn't find ACPI_HANDLE\n"); - return NULL; - } - - obj = acpi_evaluate_dsm(handle, &osc_guid, 1, 1, NULL); - if (obj && obj->type == ACPI_TYPE_BUFFER) { - nhlt_ptr = (struct nhlt_resource_desc *)obj->buffer.pointer; - if (nhlt_ptr->length) - nhlt_table = (struct nhlt_acpi_table *) - memremap(nhlt_ptr->min_addr, nhlt_ptr->length, - MEMREMAP_WB); - ACPI_FREE(obj); - if (nhlt_table && (strncmp(nhlt_table->header.signature, - NHLT_ACPI_HEADER_SIG, - strlen(NHLT_ACPI_HEADER_SIG)) != 0)) { - memunmap(nhlt_table); - dev_err(dev, "NHLT ACPI header signature incorrect\n"); - return NULL; - } - return nhlt_table; - } - - dev_err(dev, "device specific method to extract NHLT blob failed\n"); - return NULL; -} - -void skl_nhlt_free(struct nhlt_acpi_table *nhlt) -{ - memunmap((void *) nhlt); -} - static struct nhlt_specific_cfg *skl_get_specific_cfg( struct device *dev, struct nhlt_fmt *fmt, u8 no_ch, u32 rate, u16 bps, u8 linktype) @@ -163,48 +115,6 @@ struct nhlt_specific_cfg return NULL; } -int skl_get_dmic_geo(struct skl *skl) -{ - struct nhlt_acpi_table *nhlt = (struct nhlt_acpi_table *)skl->nhlt; - struct nhlt_endpoint *epnt; - struct nhlt_dmic_array_config *cfg; - struct device *dev = &skl->pci->dev; - unsigned int dmic_geo = 0; - u8 j; - - if (!nhlt) - return 0; - - epnt = (struct nhlt_endpoint *)nhlt->desc; - - for (j = 0; j < nhlt->endpoint_count; j++) { - if (epnt->linktype == NHLT_LINK_DMIC) { - cfg = (struct nhlt_dmic_array_config *) - (epnt->config.caps); - switch (cfg->array_type) { - case NHLT_MIC_ARRAY_2CH_SMALL: - case NHLT_MIC_ARRAY_2CH_BIG: - dmic_geo |= MIC_ARRAY_2CH; - break; - - case NHLT_MIC_ARRAY_4CH_1ST_GEOM: - case NHLT_MIC_ARRAY_4CH_L_SHAPED: - case NHLT_MIC_ARRAY_4CH_2ND_GEOM: - dmic_geo |= MIC_ARRAY_4CH; - break; - - default: - dev_warn(dev, "undefined DMIC array_type 0x%0x\n", - cfg->array_type); - - } - } - epnt = (struct nhlt_endpoint *)((u8 *)epnt + epnt->length); - } - - return dmic_geo; -} - static void skl_nhlt_trim_space(char *trim) { char *s = trim; diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c index 3362e71b4563..2b5159890a57 100644 --- a/sound/soc/intel/skylake/skl.c +++ b/sound/soc/intel/skylake/skl.c @@ -26,9 +26,11 @@ #include #include #include +#include #include "skl.h" #include "skl-sst-dsp.h" #include "skl-sst-ipc.h" + #if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC) #include "../../../soc/codecs/hdac_hda.h" #endif @@ -516,7 +518,9 @@ static int skl_find_machine(struct skl *skl, void *driver_data) if (pdata) { skl->use_tplg_pcm = pdata->use_tplg_pcm; - mach->mach_params.dmic_num = skl_get_dmic_geo(skl); + mach->mach_params.dmic_num = + intel_nhlt_get_dmic_geo(&skl->pci->dev, + skl->nhlt); } return 0; @@ -1029,7 +1033,7 @@ static int skl_probe(struct pci_dev *pci, device_disable_async_suspend(bus->dev); - skl->nhlt = skl_nhlt_init(bus->dev); + skl->nhlt = intel_nhlt_init(bus->dev); if (skl->nhlt == NULL) { #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC) @@ -1095,7 +1099,7 @@ out_dsp_free: out_clk_free: skl_clock_device_unregister(skl); out_nhlt_free: - skl_nhlt_free(skl->nhlt); + intel_nhlt_free(skl->nhlt); out_free: skl_free(bus); @@ -1144,7 +1148,7 @@ static void skl_remove(struct pci_dev *pci) skl_dmic_device_unregister(skl); skl_clock_device_unregister(skl); skl_nhlt_remove_sysfs(skl); - skl_nhlt_free(skl->nhlt); + intel_nhlt_free(skl->nhlt); skl_free(bus); dev_set_drvdata(&pci->dev, NULL); } diff --git a/sound/soc/intel/skylake/skl.h b/sound/soc/intel/skylake/skl.h index 928e8115a1a7..f4dd6c767993 100644 --- a/sound/soc/intel/skylake/skl.h +++ b/sound/soc/intel/skylake/skl.h @@ -128,13 +128,10 @@ struct skl_dsp_ops { int skl_platform_unregister(struct device *dev); int skl_platform_register(struct device *dev); -struct nhlt_acpi_table *skl_nhlt_init(struct device *dev); -void skl_nhlt_free(struct nhlt_acpi_table *addr); struct nhlt_specific_cfg *skl_get_ep_blob(struct skl *skl, u32 instance, u8 link_type, u8 s_fmt, u8 no_ch, u32 s_rate, u8 dirn, u8 dev_type); -int skl_get_dmic_geo(struct skl *skl); int skl_nhlt_update_topology_bin(struct skl *skl); int skl_init_dsp(struct skl *skl); int skl_free_dsp(struct skl *skl); -- 2.39.2