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X-IronPort-AV: E=McAfee;i="6600,9927,10803"; a="372567698" X-IronPort-AV: E=Sophos;i="6.01,177,1684825200"; d="scan'208";a="372567698" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2023 08:35:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10803"; a="799648992" X-IronPort-AV: E=Sophos;i="6.01,177,1684825200"; d="scan'208";a="799648992" Received: from hvaughns-mobl.amr.corp.intel.com (HELO [10.209.184.121]) ([10.209.184.121]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2023 08:35:18 -0700 Message-ID: Date: Wed, 16 Aug 2023 10:35:18 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0 Thunderbird/102.13.0 Subject: Re: [PATCH v4 31/32] sound: usb: card: Allow for rediscovery of connected USB SND devices To: Wesley Cheng , agross@kernel.org, andersson@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, catalin.marinas@arm.com, will@kernel.org, mathias.nyman@intel.com, gregkh@linuxfoundation.org, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, srinivas.kandagatla@linaro.org, bgoswami@quicinc.com, Thinh.Nguyen@synopsys.com Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, alsa-devel@alsa-project.org, quic_jackp@quicinc.com, oneukum@suse.com, albertccwang@google.com, o-takashi@sakamocchi.jp References: <20230725023416.11205-1-quic_wcheng@quicinc.com> <20230725023416.11205-32-quic_wcheng@quicinc.com> <671a524d-b4c8-78d8-33de-40170a23d189@linux.intel.com> Content-Language: en-US From: Pierre-Louis Bossart In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230816_083527_729760_9DBD1A4C X-CRM114-Status: GOOD ( 23.88 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org CgpPbiA4LzE1LzIzIDIwOjM4LCBXZXNsZXkgQ2hlbmcgd3JvdGU6Cj4gSGkgUGllcnJlLAo+IAo+ IE9uIDcvMjUvMjAyMyAyOjE1IEFNLCBQaWVycmUtTG91aXMgQm9zc2FydCB3cm90ZToKPj4KPj4K Pj4gT24gNy8yNS8yMyAwNDozNCwgV2VzbGV5IENoZW5nIHdyb3RlOgo+Pj4gSW4gY2FzZSBvZiBu b3RpZnlpbmcgU05EIHBsYXRmb3JtIGRyaXZlcnMgb2YgY29ubmVjdGlvbiBldmVudHMsIHNvbWUg b2YKPj4+IHRoZXNlIHVzZSBjYXNlcywgc3VjaCBhcyBvZmZsb2FkaW5nLCByZXF1aXJlIGFuIEFT b0MgVVNCIGJhY2tlbmQKPj4+IGRldmljZSB0bwo+Pj4gYmUgaW5pdGlhbGl6ZWQgYmVmb3JlIHRo ZSBldmVudHMgY2FuIGJlIGhhbmRsZWQuwqAgSWYgdGhlIFVTQiBiYWNrZW5kCj4+PiBkZXZpY2UK Pj4+IGhhcyBub3QgeWV0IGJlZW4gcHJvYmVkLCB0aGlzIGxlYWRzIHRvIG1pc3NpbmcgaW5pdGlh bCBVU0IgYXVkaW8gZGV2aWNlCj4+PiBjb25uZWN0aW9uIGV2ZW50cy4KPj4+Cj4+PiBFeHBvc2Ug YW4gQVBJIHRoYXQgdHJhdmVyc2VzIHRoZSB1c2JfY2hpcCBhcnJheSBmb3IgY29ubmVjdGVkCj4+ PiBkZXZpY2VzLCBhbmQKPj4+IHRvIGNhbGwgdGhlIHJlc3BlY3RpdmUgY29ubmVjdGlvbiBjYWxs YmFjayByZWdpc3RlcmVkIHRvIHRoZSBTTkQKPj4+IHBsYXRmb3JtCj4+PiBkcml2ZXIuCj4+Pgo+ Pj4gU2lnbmVkLW9mZi1ieTogV2VzbGV5IENoZW5nIDxxdWljX3djaGVuZ0BxdWljaW5jLmNvbT4K Pj4+IC0tLQo+Pj4gwqAgc291bmQvdXNiL2NhcmQuYyB8IDE5ICsrKysrKysrKysrKysrKysrKysK Pj4+IMKgIHNvdW5kL3VzYi9jYXJkLmggfMKgIDIgKysKPj4+IMKgIDIgZmlsZXMgY2hhbmdlZCwg MjEgaW5zZXJ0aW9ucygrKQo+Pj4KPj4+IGRpZmYgLS1naXQgYS9zb3VuZC91c2IvY2FyZC5jIGIv c291bmQvdXNiL2NhcmQuYwo+Pj4gaW5kZXggMzY1ZjZkOTc4NjA4Li4yN2E4OWFhYTBiZjMgMTAw NjQ0Cj4+PiAtLS0gYS9zb3VuZC91c2IvY2FyZC5jCj4+PiArKysgYi9zb3VuZC91c2IvY2FyZC5j Cj4+PiBAQCAtMTcwLDYgKzE3MCwyNSBAQCBzdHJ1Y3Qgc25kX3VzYl9zdHJlYW0KPj4+ICpzbmRf dXNiX2ZpbmRfc3VwcHBvcnRlZF9zdWJzdHJlYW0oaW50IGNhcmRfaWR4LAo+Pj4gwqAgfQo+Pj4g wqAgRVhQT1JUX1NZTUJPTF9HUEwoc25kX3VzYl9maW5kX3N1cHBwb3J0ZWRfc3Vic3RyZWFtKTsK Pj4+IMKgICsvKgo+Pj4gKyAqIGluIGNhc2UgdGhlIHBsYXRmb3JtIGRyaXZlciB3YXMgbm90IHJl YWR5IGF0IHRoZSB0aW1lIG9mIFVTQiBTTkQKPj4+ICsgKiBkZXZpY2UgY29ubmVjdCwgZXhwb3Nl IGFuIEFQSSB0byBkaXNjb3ZlciBhbGwgY29ubmVjdGVkIFVTQiBkZXZpY2VzCj4+PiArICogc28g aXQgY2FuIHBvcHVsYXRlIGFueSBkZXBlbmRlbnQgcmVzb3VyY2VzL3N0cnVjdHVyZXMuCj4+PiAr ICovCj4+PiArdm9pZCBzbmRfdXNiX3JlZGlzY292ZXJfZGV2aWNlcyh2b2lkKQo+Pj4gK3sKPj4+ ICvCoMKgwqAgaW50IGk7Cj4+PiArCj4+PiArwqDCoMKgIG11dGV4X2xvY2soJnJlZ2lzdGVyX211 dGV4KTsKPj4+ICvCoMKgwqAgZm9yIChpID0gMDsgaSA8IFNORFJWX0NBUkRTOyBpKyspIHsKPj4+ ICvCoMKgwqDCoMKgwqDCoCBpZiAodXNiX2NoaXBbaV0pCj4+PiArwqDCoMKgwqDCoMKgwqDCoMKg wqDCoCBpZiAocGxhdGZvcm1fb3BzICYmIHBsYXRmb3JtX29wcy0+Y29ubmVjdF9jYikKPj4+ICvC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgcGxhdGZvcm1fb3BzLT5jb25uZWN0X2NiKHVz Yl9jaGlwW2ldKTsKPj4KPj4gd2hhdCBoYXBwZW5zIGlmIHRoZSBVU0IgZGV2aWNlIGlzIHJlbW92 ZWQgd2hpbGUgdGhlIHBsYXRmb3JtIGRldmljZSBhZGRzCj4+IGEgcG9ydD8KPj4KPj4gVGhpcyBz b3VuZHMgc3VwZXItcmFjeSB0byBtZS4gSXQncyB0aGUgc2FtZSBzZXQgb2YgcHJvYmxlbXMgd2Un cmUgaGF2aW5nCj4+IGJldHdlZW4gYXVkaW8gYW5kIGRpc3BsYXkvRFJNLCBJIHdvdWxkIGJlIHN1 cnByaXNlZCBpZiB0aGlzIGZ1bmN0aW9uCj4+IGRlYWx0IHdpdGggYWxsIGNvcm5lciBjYXNlcyBv ZiBpbnNlcnRpb24vcmVtb3ZhbCwgYmluZC91bmJpbmQuCj4+Cj4gCj4gVGhlIGNoaXAgYXJyYXkg ZW50cmllcyBhcmUgYWxsIHBvcHVsYXRlZCBhbmQgcmVtb3ZlZCB3aGlsZSB1bmRlciB0aGUKPiBy ZWdpc3Rlcl9tdXRleCwgc28gZ29pbmcgb3ZlciB5b3VyIHJhY2UgY29uZGl0aW9uLCB3ZSBzaG91 bGQgc2VlOgo+IAo+IFRocmVhZCMxOgo+IHE2dXNiX2NvbXBvbmVudF9wcm9iZSgpCj4gLS0+IHNu ZF9zb2NfdXNiX2FkZF9wb3J0KCkKPiDCoCAtLT4gc25kX3VzYl9yZWRpc2NvdmVyX2RldmljZXMo KQo+IMKgwqDCoCAtLT4gbXV0ZXhfbG9jayhyZWdpc3Rlcl9tdXRleCkKPiAKPiBUaHJlYWQjMgo+ IC0tPiB1c2JfYXVkaW9fZGlzY29ubmVjdCgpCj4gwqAgLS0+IG11dGV4X2xvY2socmVnaXN0ZXJf bXV0ZXgpCj4gCj4gU28gZWl0aGVyIHRocmVhZCMxIG9yIHRocmVhZCMyIHdpbGwgY29tcGxldGUg Zmlyc3QuwqAgSWYKPiAKPiBUaHJlYWQjMSBjb21wbGV0ZXMgYmVmb3JlIHRocmVhZCMyOgo+IMKg IFNPQyBVU0Igd2lsbCBub3RpZnkgRFBDTSBiYWNrZW5kIG9mIHRoZSBkZXZpY2UgY29ubmVjdGlv bi7CoCBTaG9ydGx5Cj4gYWZ0ZXIsIG9uY2UgdGhyZWFkIzIgcnVucywgd2Ugd2lsbCBnZXQgYSBk aXNjb25uZWN0IGV2ZW50IGZvciB0aGUKPiBjb25uZWN0ZWQgZGV2aWNlLgo+IAo+IFRocmVhZCMy IGNvbXBsZXRlcyBiZWZvcmUgdGhyZWFkIzE6Cj4gwqAgVGhlbiBkdXJpbmcgc25kX3VzYl9yZWRp c2NvdmVyX2RldmljZXMoKSB3ZSB3b24ndCBub3RpZnkgb2YgYW55Cj4gY29ubmVjdGlvbiBmb3Ig dGhhdCBwYXJ0aWN1bGFyIGNoaXAgaW5kZXguCgpZb3UgcmVhbGx5IHdhbnQgdG8gY2FwdHVyZSB0 aGlzIGxvY2tpbmcgbW9kZWwgYXMgcGFydCBvZiB0aGUgY29tbWl0Cm1lc3NhZ2VzIG9yIGNvZGUs IGl0J2xsIGhlbHAgcmV2aWV3ZXJzIGZpZ3VyZSB0aGluZ3Mgb3V0LgoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5n IGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5p bmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=