From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Frysinger Subject: Re: [PATCH 1/2] spi/mmc_spi: SPI bus locking API, using mutex Date: Wed, 17 Feb 2010 14:03:41 -0500 Message-ID: <8bd0f97a1002171103g3e08ee02pf761866f3c57f391@mail.gmail.com> References: <20100217191513.52392dd6.eschwab@online.de> <20100217191709.2fd1028c.eschwab@online.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: David Brownell , spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, yi.li-OyLXuOCK7orQT0dZR+AlfA@public.gmane.org To: Ernst Schwab Return-path: In-Reply-To: <20100217191709.2fd1028c.eschwab-BGeptl67XyCzQB+pC5nmwQ@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org T24gV2VkLCBGZWIgMTcsIDIwMTAgYXQgMTM6MTcsIEVybnN0IFNjaHdhYiB3cm90ZToKPiBUaGUg Y3VycmVudCBydW50aW1lIEFQSSBsb29rcyBsaWtlIHRoaXM6Cj4gc3BpX2FzeW5jKHN0cnVjdCBz cGlfZGV2aWNlKiwgc3RydWN0IHNwaV9tZXNzYWdlKik7Cj4gc3BpX3N5bmMoc3RydWN0IHNwaV9k ZXZpY2UqLCBzdHJ1Y3Qgc3BpX21lc3NhZ2UqKTsKPgo+IFRoZSBBUEkgbmVlZHMgdG8gYmUgZXh0 ZW5kZWQgdG8gdGhpczoKPiBzcGlfYXN5bmMoc3RydWN0IHNwaV9kZXZpY2UqLCBzdHJ1Y3Qgc3Bp X21lc3NhZ2UqKQo+IHNwaV9zeW5jKHN0cnVjdCBzcGlfZGV2aWNlKiwgc3RydWN0IHNwaV9tZXNz YWdlKikKPiBzcGlfYnVzX2xvY2soc3RydWN0IHNwaV9tYXN0ZXIqKSDCoC8qIGFsdGhvdWdoIHN0 cnVjdCBzcGlfZGV2aWNlKiBtaWdodAo+IGJlIGVhc2llciAqLwo+IHNwaV9idXNfdW5sb2NrKHN0 cnVjdCBzcGlfbWFzdGVyKikKPiBzcGlfYXN5bmNfbG9ja2VkKHN0cnVjdCBzcGlfZGV2aWNlKiwg c3RydWN0IHNwaV9tZXNzYWdlKikKPiBzcGlfc3luY19sb2NrZWQoc3RydWN0IHNwaV9kZXZpY2Uq LCBzdHJ1Y3Qgc3BpX21lc3NhZ2UqKQo+Cj4gRHJpdmVycyBjYW4gb25seSBjYWxsIHRoZSBsYXN0 IHR3byBpZiB0aGV5IGFscmVhZHkgaG9sZCB0aGUgc3BpX21hc3Rlcl9sb2NrKCkuCj4KPiBzcGlf YnVzX2xvY2soKSBvYnRhaW5zIHRoZSBtdXRleCwgb2J0YWlucyB0aGUgc3BpbiBsb2NrLCBzZXRz IHRoZQo+IGZsYWcsIGFuZCByZWxlYXNlcyB0aGUgc3BpbiBsb2NrIGJlZm9yZSByZXR1cm5pbmcu IMKgSXQgZG9lc24ndCBldmVuCj4gbmVlZCB0byBzbGVlcCB3aGlsZSB3YWl0aW5nIGZvciAiaW4t ZmxpZ2h0IiBzcGlfdHJhbnNhY3Rpb25zIHRvCj4gY29tcGxldGUgYmVjYXVzZSBpdHMgcHVycG9z ZSBpcyB0byBndWFyYW50ZWUgbm8gYWRkaXRpb25hbAo+IHRyYW5zYWN0aW9ucyBhcmUgYWRkZWQu IMKgSXQgZG9lcyBub3QgZ3VhcmFudGVlIHRoYXQgdGhlIGJ1cyBpcyBpZGxlLgo+Cj4gc3BpX2J1 c191bmxvY2soKSBjbGVhcnMgdGhlIGZsYWcgYW5kIHJlbGVhc2VzIHRoZSBtdXRleCwgd2hpY2gg d2lsbAo+IHdha2UgdXAgYW55IHdhaXRlcnMuCj4KPiBUaGUgZGlmZmVyZW5jZSBiZXR3ZWVuIHNw aV9hc3luYygpIGFuZCBzcGlfYXN5bmNfbG9ja2VkKCkgaXMgdGhhdCB0aGUKPiBsb2NrZWQgdmVy c2lvbiBieXBhc3NlcyB0aGUgY2hlY2sgb2YgdGhlIGxvY2sgZmxhZy4gwqBCb3RoIHZlcnNpb25z Cj4gbmVlZCB0byBvYnRhaW4gdGhlIHNwaW5sb2NrLgo+Cj4gVGhlIGRpZmZlcmVuY2UgYmV0d2Vl biBzcGlfc3luYygpIGFuZCBzcGlfc3luY19sb2NrZWQoKSBpcyB0aGF0Cj4gc3BpX3N5bmMoKSBt dXN0IGhvbGQgdGhlIG11dGV4IHdoaWxlIGVucXVldWluZyBhIG5ldyB0cmFuc2Zlci4KPiBzcGlf c3luY19sb2NrZWQoKSBkb2Vzbid0IGJlY2F1c2UgdGhlIG11dGV4IGlzIGFscmVhZHkgaGVsZC4g wqBOb3RlCj4gaG93ZXZlciB0aGF0IHNwaV9zeW5jIG11c3QgKm5vdCogY29udGludWUgdG8gaG9s ZCB0aGUgbXV0ZXggd2hpbGUKPiB3YWl0aW5nIGZvciB0aGUgdHJhbnNmZXIgdG8gY29tcGxldGUs IG90aGVyd2lzZSBvbmx5IG9uZSB0cmFuc2Zlcgo+IGNvdWxkIGJlIHF1ZXVlZCB1cCBhdCBhIHRp bWUhCj4KPiBBbG1vc3Qgbm8gY29kZSBuZWVkcyB0byBiZSB3cml0dGVuLiDCoFRoZSBjdXJyZW50 IHNwaV9hc3luYygpIGFuZAo+IHNwaV9zeW5jKCkgY2FuIHByb2JhYmx5IGJlIHJlbmFtZWQgdG8g X19zcGlfYXN5bmMoKSBhbmQgX19zcGlfc3luYygpCj4gc28gdGhhdCBzcGlfYXN5bmMoKSwgc3Bp X3N5bmMoKSwgc3BpX2FzeW5jX2xvY2tlZCgpIGFuZAo+IHNwaV9zeW5jX2xvY2tlZCgpIGNhbiBq dXN0IGJlY29tZSB3cmFwcGVycyBhcm91bmQgdGhlIGNvbW1vbiBjb2RlLgo+Cj4gc3BpX3N5bmMo KSBpcyBwcm90ZWN0ZWQgYnkgYSBtdXRleCBiZWNhdXNlIGl0IGNhbiBzbGVlcAo+IHNwaV9hc3lu YygpIG5lZWRzIHRvIGJlIHByb3RlY3RlZCB3aXRoIGEgZmxhZyBhbmQgYSBzcGlubG9jayBiZWNh dXNlCj4gaXQgY2FuIGJlIGNhbGxlZCBhdG9taWNhbGx5IGFuZCBtdXN0IG5vdCBzbGVlcAoKaSBk b250IHRoaW5rIHRoZXNlIG5ldyAiX2xvY2tlZCIgdmVyc2lvbnMgYXJlIGEgZ29vZCBpZGVhLiAg d2h5IGNhbnQKaXQgYmUgaGFuZGxlZCB0cmFuc3BhcmVudGx5IHRvIHRoZSBjYWxsZXIgaW4gdGhl IGNvcmUgPyAgdGhlIHNwaSBjb3JlCmFscmVhZHkgcmVxdWlyZXMgdGhlIENTIGZpZWxkIG9mIHRo ZSBzcGkgZGV2aWNlIHRvIGJlIHVuaXF1ZSBwZXIgYnVzLgpyZS11c2UgdGhhdCB0byBjaGVjayBv d25lcnNoaXAgb2YgdGhlIG11dGV4LgotbWlrZQoKLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tClNPTEFS SVMgMTAgaXMgdGhlIE9TIGZvciBEYXRhIENlbnRlcnMgLSBwcm92aWRlcyBmZWF0dXJlcyBzdWNo IGFzIERUcmFjZSwKUHJlZGljdGl2ZSBTZWxmIEhlYWxpbmcgYW5kIEF3YXJkIFdpbm5pbmcgWkZT LiBHZXQgU29sYXJpcyAxMCBOT1cKaHR0cDovL3Auc2YubmV0L3NmdS9zb2xhcmlzLWRldjJkZXYK X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18Kc3BpLWRldmVs LWdlbmVyYWwgbWFpbGluZyBsaXN0CnNwaS1kZXZlbC1nZW5lcmFsQGxpc3RzLnNvdXJjZWZvcmdl Lm5ldApodHRwczovL2xpc3RzLnNvdXJjZWZvcmdlLm5ldC9saXN0cy9saXN0aW5mby9zcGktZGV2 ZWwtZ2VuZXJhbAo=