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charset=US-ASCII Message-ID-Hash: BRIN3UFEIZTWRT7EUW5OPIPNZIXP4BIL X-Message-ID-Hash: BRIN3UFEIZTWRT7EUW5OPIPNZIXP4BIL X-MailFrom: tiwai@suse.de X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On Tue, 23 May 2023 13:22:03 +0200, Ding, Shenghao wrote: > > > + [ALC287_FIXUP_TAS2781_I2C_2] = { > > + .type = HDA_FIXUP_FUNC, > > + .v.func = tas2781_fixup_i2c, > > + .chained = true, > > + .chain_id = ALC269_FIXUP_THINKPAD_ACPI, > > + }, > > + [ALC287_FIXUP_TAS2781_I2C_4] = { > > + .type = HDA_FIXUP_FUNC, > > + .v.func = tas2781_fixup_i2c, > > + .chained = true, > > + .chain_id = ALC269_FIXUP_THINKPAD_ACPI, > > + }, > > What's a difference between *_2 and *_4? > Combine them into ALC287_FIXUP_TAS2781_I2C Hm, so there is no difference in stereo and quad speakers? > > +static int tas2781_save_calibration(struct tasdevice_priv *tas_priv) > > +{ > > + efi_guid_t efi_guid = EFI_GUID(0x02f9af02, 0x7734, 0x4233, 0xb4, 0x3d, > > + 0x93, 0xfe, 0x5a, 0xa3, 0x5d, 0xb3); > > + static efi_char16_t efi_name[] = L"CALI_DATA"; > > + struct hda_codec *codec = tas_priv->codec; > > + unsigned int subid = codec->core.subsystem_id & 0xFFFF; > > + struct tm *tm = &tas_priv->tm; > > + unsigned int attr, crc; > > + unsigned int *tmp_val; > > + efi_status_t status; > > + int ret = 0; > > + > > + //Lenovo devices > > + if ((subid == 0x387d) || (subid == 0x387e) || (subid == 0x3881) > > + || (subid == 0x3884) || (subid == 0x3886) || (subid == 0x38a7) > > + || (subid == 0x38a8) || (subid == 0x38ba) || (subid == 0x38bb) > > + || (subid == 0x38be) || (subid == 0x38bf) || (subid == 0x38c3) > > + || (subid == 0x38cb) || (subid == 0x38cd)) > > + efi_guid = EFI_GUID(0x1f52d2a1, 0xbb3a, 0x457d, 0xbc, 0x09, > > + 0x43, 0xa3, 0xf4, 0x31, 0x0a, 0x92); > > Here can be a problem: the device ID is embedded here, and it's hard to find out. You'd better to make it some quirk flag that is set in a common place and check the flag here instead of checking ID at each place. > > Do you have example of the solution? I found some quirk flag is static in the patch_realtek.c, can't be accessed outside that file. You may store some values in struct hda_component, I suppose? BTW, please try to fix your mailer to do citation more correctly... thanks, Takashi