diff options
author | Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com> | 2021-12-16 17:24:20 -0600 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2021-12-17 11:06:16 +0000 |
commit | cb515f105cab124c5740e70dd0e8c78186ae81b7 (patch) | |
tree | 6d56cbb961986e6e50a2dd083cc42728bd39b0af /sound/soc/sof/intel | |
parent | 0f2ee77d2655bd4bb205fff16822e551159f41c9 (diff) | |
download | linux-cb515f105cab124c5740e70dd0e8c78186ae81b7.tar.bz2 |
ASoC: SOF: avoid casting "const" attribute away
Casting "const" attribute away is dangerous, obtain a writable
pointer instead to avoid that.
Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211216232422.345164-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/intel')
-rw-r--r-- | sound/soc/sof/intel/atom.c | 13 | ||||
-rw-r--r-- | sound/soc/sof/intel/atom.h | 4 | ||||
-rw-r--r-- | sound/soc/sof/intel/bdw.c | 11 | ||||
-rw-r--r-- | sound/soc/sof/intel/hda.c | 60 | ||||
-rw-r--r-- | sound/soc/sof/intel/hda.h | 4 |
5 files changed, 46 insertions, 46 deletions
diff --git a/sound/soc/sof/intel/atom.c b/sound/soc/sof/intel/atom.c index cdc96a7df493..5aa064b28fca 100644 --- a/sound/soc/sof/intel/atom.c +++ b/sound/soc/sof/intel/atom.c @@ -293,7 +293,7 @@ static const char *fixup_tplg_name(struct snd_sof_dev *sdev, return tplg_filename; } -void atom_machine_select(struct snd_sof_dev *sdev) +struct snd_soc_acpi_mach *atom_machine_select(struct snd_sof_dev *sdev) { struct snd_sof_pdata *sof_pdata = sdev->pdata; const struct sof_dev_desc *desc = sof_pdata->desc; @@ -304,7 +304,7 @@ void atom_machine_select(struct snd_sof_dev *sdev) mach = snd_soc_acpi_find_machine(desc->machines); if (!mach) { dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); - return; + return NULL; } pdev = to_platform_device(sdev->dev); @@ -322,12 +322,13 @@ void atom_machine_select(struct snd_sof_dev *sdev) if (!tplg_filename) { dev_dbg(sdev->dev, "error: no topology filename\n"); - return; + return NULL; } sof_pdata->tplg_filename = tplg_filename; mach->mach_params.acpi_ipc_irq_index = desc->irqindex_host_ipc; - sof_pdata->machine = mach; + + return mach; } EXPORT_SYMBOL_NS(atom_machine_select, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); @@ -402,14 +403,14 @@ struct snd_soc_dai_driver atom_dai[] = { }; EXPORT_SYMBOL_NS(atom_dai, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); -void atom_set_mach_params(const struct snd_soc_acpi_mach *mach, +void atom_set_mach_params(struct snd_soc_acpi_mach *mach, struct snd_sof_dev *sdev) { struct snd_sof_pdata *pdata = sdev->pdata; const struct sof_dev_desc *desc = pdata->desc; struct snd_soc_acpi_mach_params *mach_params; - mach_params = (struct snd_soc_acpi_mach_params *)&mach->mach_params; + mach_params = &mach->mach_params; mach_params->platform = dev_name(sdev->dev); mach_params->num_dai_drivers = desc->ops->num_drv; mach_params->dai_drivers = desc->ops->drv; diff --git a/sound/soc/sof/intel/atom.h b/sound/soc/sof/intel/atom.h index 96a462c7a2e5..b965e5e080a6 100644 --- a/sound/soc/sof/intel/atom.h +++ b/sound/soc/sof/intel/atom.h @@ -65,8 +65,8 @@ int atom_run(struct snd_sof_dev *sdev); int atom_reset(struct snd_sof_dev *sdev); void atom_dump(struct snd_sof_dev *sdev, u32 flags); -void atom_machine_select(struct snd_sof_dev *sdev); -void atom_set_mach_params(const struct snd_soc_acpi_mach *mach, +struct snd_soc_acpi_mach *atom_machine_select(struct snd_sof_dev *sdev); +void atom_set_mach_params(struct snd_soc_acpi_mach *mach, struct snd_sof_dev *sdev); extern struct snd_soc_dai_driver atom_dai[]; diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c index 1a8a39a878fd..1121711e9029 100644 --- a/sound/soc/sof/intel/bdw.c +++ b/sound/soc/sof/intel/bdw.c @@ -509,7 +509,7 @@ static int bdw_probe(struct snd_sof_dev *sdev) return ret; } -static void bdw_machine_select(struct snd_sof_dev *sdev) +static struct snd_soc_acpi_mach *bdw_machine_select(struct snd_sof_dev *sdev) { struct snd_sof_pdata *sof_pdata = sdev->pdata; const struct sof_dev_desc *desc = sof_pdata->desc; @@ -518,22 +518,23 @@ static void bdw_machine_select(struct snd_sof_dev *sdev) mach = snd_soc_acpi_find_machine(desc->machines); if (!mach) { dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); - return; + return NULL; } sof_pdata->tplg_filename = mach->sof_tplg_filename; mach->mach_params.acpi_ipc_irq_index = desc->irqindex_host_ipc; - sof_pdata->machine = mach; + + return mach; } -static void bdw_set_mach_params(const struct snd_soc_acpi_mach *mach, +static void bdw_set_mach_params(struct snd_soc_acpi_mach *mach, struct snd_sof_dev *sdev) { struct snd_sof_pdata *pdata = sdev->pdata; const struct sof_dev_desc *desc = pdata->desc; struct snd_soc_acpi_mach_params *mach_params; - mach_params = (struct snd_soc_acpi_mach_params *)&mach->mach_params; + mach_params = &mach->mach_params; mach_params->platform = dev_name(sdev->dev); mach_params->num_dai_drivers = desc->ops->num_drv; mach_params->dai_drivers = desc->ops->drv; diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index dabbd5d908f6..21100d2e6644 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -1105,7 +1105,8 @@ int hda_dsp_remove(struct snd_sof_dev *sdev) } #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA) -static int hda_generic_machine_select(struct snd_sof_dev *sdev) +static void hda_generic_machine_select(struct snd_sof_dev *sdev, + struct snd_soc_acpi_mach **mach) { struct hdac_bus *bus = sof_to_bus(sdev); struct snd_soc_acpi_mach_params *mach_params; @@ -1137,7 +1138,7 @@ static int hda_generic_machine_select(struct snd_sof_dev *sdev) * - one HDMI codec, and/or * - one external HDAudio codec */ - if (!pdata->machine && codec_num <= 2) { + if (!*mach && codec_num <= 2) { hda_mach = snd_soc_acpi_intel_hda_machines; dev_info(bus->dev, "using HDA machine driver %s now\n", @@ -1152,10 +1153,9 @@ static int hda_generic_machine_select(struct snd_sof_dev *sdev) tplg_filename = hda_mach->sof_tplg_filename; ret = dmic_topology_fixup(sdev, &tplg_filename, idisp_str, &dmic_num); if (ret < 0) - return ret; + return; hda_mach->mach_params.dmic_num = dmic_num; - pdata->machine = hda_mach; pdata->tplg_filename = tplg_filename; if (codec_num == 2) { @@ -1165,23 +1165,22 @@ static int hda_generic_machine_select(struct snd_sof_dev *sdev) */ hda_mach->mach_params.link_mask = 0; } + + *mach = hda_mach; } } /* used by hda machine driver to create dai links */ - if (pdata->machine) { - mach_params = (struct snd_soc_acpi_mach_params *) - &pdata->machine->mach_params; + if (*mach) { + mach_params = &(*mach)->mach_params; mach_params->codec_mask = bus->codec_mask; mach_params->common_hdmi_codec_drv = hda_codec_use_common_hdmi; } - - return 0; } #else -static int hda_generic_machine_select(struct snd_sof_dev *sdev) +static void hda_generic_machine_select(struct snd_sof_dev *sdev, + struct snd_soc_acpi_mach **mach) { - return 0; } #endif @@ -1264,7 +1263,7 @@ static bool link_slaves_found(struct snd_sof_dev *sdev, return true; } -static int hda_sdw_machine_select(struct snd_sof_dev *sdev) +static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) { struct snd_sof_pdata *pdata = sdev->pdata; const struct snd_soc_acpi_link_adr *link; @@ -1282,7 +1281,7 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev) * machines, for mixed cases with I2C/I2S the detection relies * on the HID list. */ - if (link_mask && !pdata->machine) { + if (link_mask) { for (mach = pdata->desc->alt_machines; mach && mach->link_mask; mach++) { /* @@ -1317,7 +1316,6 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev) if (mach && mach->link_mask) { int dmic_num = 0; - pdata->machine = mach; mach->mach_params.links = mach->links; mach->mach_params.link_mask = mach->link_mask; mach->mach_params.platform = dev_name(sdev->dev); @@ -1339,9 +1337,8 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev) int ret; ret = dmic_topology_fixup(sdev, &tplg_filename, "", &dmic_num); - if (ret < 0) - return ret; + return NULL; pdata->tplg_filename = tplg_filename; } @@ -1351,35 +1348,36 @@ static int hda_sdw_machine_select(struct snd_sof_dev *sdev) "SoundWire machine driver %s topology %s\n", mach->drv_name, pdata->tplg_filename); - } else { - dev_info(sdev->dev, - "No SoundWire machine driver found\n"); + + return mach; } + + dev_info(sdev->dev, "No SoundWire machine driver found\n"); } - return 0; + return NULL; } #else -static int hda_sdw_machine_select(struct snd_sof_dev *sdev) +static struct snd_soc_acpi_mach *hda_sdw_machine_select(struct snd_sof_dev *sdev) { - return 0; + return NULL; } #endif -void hda_set_mach_params(const struct snd_soc_acpi_mach *mach, +void hda_set_mach_params(struct snd_soc_acpi_mach *mach, struct snd_sof_dev *sdev) { struct snd_sof_pdata *pdata = sdev->pdata; const struct sof_dev_desc *desc = pdata->desc; struct snd_soc_acpi_mach_params *mach_params; - mach_params = (struct snd_soc_acpi_mach_params *)&mach->mach_params; + mach_params = &mach->mach_params; mach_params->platform = dev_name(sdev->dev); mach_params->num_dai_drivers = desc->ops->num_drv; mach_params->dai_drivers = desc->ops->drv; } -void hda_machine_select(struct snd_sof_dev *sdev) +struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev) { struct snd_sof_pdata *sof_pdata = sdev->pdata; const struct sof_dev_desc *desc = sof_pdata->desc; @@ -1394,8 +1392,6 @@ void hda_machine_select(struct snd_sof_dev *sdev) if (!sof_pdata->tplg_filename) sof_pdata->tplg_filename = mach->sof_tplg_filename; - sof_pdata->machine = mach; - if (mach->link_mask) { mach->mach_params.links = mach->links; mach->mach_params.link_mask = mach->link_mask; @@ -1405,16 +1401,18 @@ void hda_machine_select(struct snd_sof_dev *sdev) /* * If I2S fails, try SoundWire */ - hda_sdw_machine_select(sdev); + if (!mach) + mach = hda_sdw_machine_select(sdev); /* * Choose HDA generic machine driver if mach is NULL. * Otherwise, set certain mach params. */ - hda_generic_machine_select(sdev); - - if (!sof_pdata->machine) + hda_generic_machine_select(sdev, &mach); + if (!mach) dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); + + return mach; } int hda_pci_intel_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index cb71d9d5cf6c..5b4d59647a1d 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -728,8 +728,8 @@ extern const struct sof_intel_dsp_desc jsl_chip_info; extern const struct sof_intel_dsp_desc adls_chip_info; /* machine driver select */ -void hda_machine_select(struct snd_sof_dev *sdev); -void hda_set_mach_params(const struct snd_soc_acpi_mach *mach, +struct snd_soc_acpi_mach *hda_machine_select(struct snd_sof_dev *sdev); +void hda_set_mach_params(struct snd_soc_acpi_mach *mach, struct snd_sof_dev *sdev); /* PCI driver selection and probe */ |