From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anton Vorontsov Subject: Re: [PATCH] [SPI][POWERPC] spi_mpc83xx: fix prescale modulus?calculation Date: Mon, 6 Aug 2007 20:39:51 +0400 Message-ID: <20070806163951.GA1724@localhost.localdomain> References: <20070806131014.GA6913@localhost.localdomain> <200708060844.40310.david-b@pacbell.net> Reply-To: avorontsov-hkdhdckH98+B+jHODAdFcQ@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="utf8" Content-Transfer-Encoding: base64 Cc: spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linuxppc-dev-mnsaURCQ41sdnm+yROfE0A@public.gmane.org To: David Brownell Return-path: Content-Disposition: inline In-Reply-To: <200708060844.40310.david-b-yBeKhBN/0LDR7s880joybQ@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org T24gTW9uLCBBdWcgMDYsIDIwMDcgYXQgMDg6NDQ6NDBBTSAtMDcwMCwgRGF2aWQgQnJvd25lbGwg d3JvdGU6Cj4gT24gTW9uZGF5IDA2IEF1Z3VzdCAyMDA3LCBBbnRvbiBWb3JvbnRzb3Ygd3JvdGU6 Cj4gPiArCj4gPiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oGlmIChwbSkKPiA+ICvCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoHBtLS07Cj4gPiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoGVsc2UgLyogdGhpcyBmbG9vZHMgZG1lc2cgaWYgdXNpbmcgbW1j X3NwaSwgc28gZGJnICovCj4gPiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqBkZXZfZGJnKCZzcGktPmRldiwgIlJlcXVlc3RlZCBz cGVlZCBpcyB0b28gIgo+ID4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCJoaWdoOiAlZCBIei4gV2ls bCB1c2UgJWQgSHogaW5zdGVhZC5cbiIsCj4gPiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgc3BpLT5t YXhfc3BlZWRfaHosIG1wYzgzeHhfc3BpLT5zcGlicmcgLyA0KTsKPiAKPiBFeGNlcHQgdGhhdCdz IG5vdCB3b3J0aHkgb2YgYW55IG1lc3NhZ2Ugd2hhdHNvZXZlciwgc28gaXQgc2hvdWxkbid0Cj4g ZXZlbiBiZSBhIGRlYnVnIG1lc3NhZ2U6ICB1c2VyIHNheXMgImdpdmUgbWUgYXQgbW9zdCBYIiwg ZHJpdmVyIHNheXMKPiAiZmluZSIsIGVuZCBvZiBzdG9yeS4KPiAKPiBJJ20gbW9yZSBib3RoZXJl ZCBieSB0aGUgZWFybGllciBtZXNzYWdlLCB3aGljaCBnaXZlcyBhIHJhdGUgaGlnaGVyCj4gdGhh biBYIGluc3RlYWQgb2YgY2xlYW5seSBmYWlsaW5nLgoKWy4uLl0KPiBTbyB0aGUgcGF0Y2ggc2hv dWxkIGJlIG1vcmUgbGlrZSB0aGUgYXBwZW5kZWQgLi4uCgpUaGFua3MhIFJlcG9zdGluZyBoZXJl LgoKLSAtIC0gLQpGcm9tOiBBbnRvbiBWb3JvbnRzb3YgPGF2b3JvbnRzb3ZAcnUubXZpc3RhLmNv bT4KU3ViamVjdDogc3BpX21wYzgzeHg6IGZpeCBwcmVzY2FsZSBtb2R1bHVzIGNhbGN1bGF0aW9u CgpMb25nIGFnbyBJJ3ZlIG5vdGljZWQgKGJ1dCBkaWRuJ3QgcGF5IG11Y2ggYXR0ZW50aW9uKSB0 aGF0CnNwaV9tcGM4M3h4IHVzaW5nIFBNIGNhbGN1bGF0aW9ucyB0aGF0IGRpZmZlcnMgZnJvbSB3 aGF0CnNwZWNzIGRlc2NyaWJlLiBJLmUuCgp1OCBwbSA9IG1wYzgzeHhfc3BpLT5zcGlicmcgLyAo c3BpLT5tYXhfc3BlZWRfaHogKiA0KTsKCldoaWxlIHNwZWNzIHNheXM6ICJUaGUgU1BJIGJhdWQg cmF0ZSBnZW5lcmF0b3IgY2xvY2sgc291cmNlIChlaXRoZXIKc3lzdGVtIGNsb2NrIG9yIHN5c3Rl bSBjbG9jayBkaXZpZGVkIGJ5IDE2LCBkZXBlbmRpbmcgb24gRElWMTYgYml0KSBpcwpkaXZpZGVk IGJ5IDQgKiAoW1BNXSArIDEpLCBhIHJhbmdlIGZyb20gNCB0byA2NC4iLgoKVGh1cyAiIC0gMSIg aXMgbWlzc2luZyBpbiB0aGUgc3BpX21wYzgzeHgncyBmb3JtdWxhLgoKV2h5IG5vYm9keSBub3Rp Y2VkIHRoYXQgYnVnPyBQcm9iYWJseSBiZWNhdXNlIHN5c2NsayB1c3VhbGx5IGxlc3MgdGhlbgp1 c2VyIGV4cGVjdHMsIGUuZy4geW91IGV4cGVjdCAyMDAgTUh6LCBidXQgcmVhbCBjbG9jayBpcyAx OTggTUh6LAphbmQgaW50ZWdlciByb3VuZGluZyBoZWxwcyB3aGVuIHRoaXMgZm9ybXVsYSBpcyB1 c2VkLgoKU3VwcG9zZSBpdCdzIFNQSSBpbiBRRSwgU1lTQ0xLIGF0IDE5OCBNSHosIHRodXMgU1BJ QlJHIGF0IDk5TUh6LCAyNSBNSHoKcmVxdWVzdGVkLgoKUE0gPSAoOTlNSHogLyAoIDI1IE1IeiAq IDQgKSksIFBNID09IDAsIG91dHB1dCBTUElDTEsgd2lsbCBiZSAyNC43NSBNSHoKCkF0IGxvd2Vy IGZyZXF1ZW5jaWVzIHRoaXMgYnVnIGlzIG1vcmUgbm90aWNlYWJsZSwgdGhvdWdoLgoKQW5kIHRo aXMgYnVnIHNob3dzIGl0c2VsZiBpbiBhbGwgaXRzIGJlYXV0eSBpZiBTWVNDTEsgaXMgZXF1YWwg b3IgYSBiaXQKbW9yZSB0aGFuIHlvdSBleHBlY3QgKDIwMCBNSHogU1lTQ0xLLCAxMDAgTUh6IFNQ SUJSRyk6ClBNID0gKDEwME1IeiAvICggMjUgTUh6ICogNCApKSwgUE0gPT0gMSwgb3V0cHV0IFNQ SUNMSyB3aWxsIGJlIDEyLjYyNSBNSHohCgpTaWduZWQtb2ZmLWJ5OiBBbnRvbiBWb3JvbnRzb3Yg PGF2b3JvbnRzb3ZAcnUubXZpc3RhLmNvbT4KU2lnbmVkLW9mZi1ieTogRGF2aWQgQnJvd25lbGwg PGRicm93bmVsbEB1c2Vycy5zb3VyY2Vmb3JnZS5uZXQ+Ci0tLQogZHJpdmVycy9zcGkvc3BpX21w YzgzeHguYyB8ICAgIDggKysrKysrLS0KIDEgZmlsZXMgY2hhbmdlZCwgNiBpbnNlcnRpb25zKCsp LCAyIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvc3BpL3NwaV9tcGM4M3h4LmMg Yi9kcml2ZXJzL3NwaS9zcGlfbXBjODN4eC5jCmluZGV4IGZlNjllOTQuLjJhZGY4NTYgMTAwNjQ0 Ci0tLSBhL2RyaXZlcnMvc3BpL3NwaV9tcGM4M3h4LmMKKysrIGIvZHJpdmVycy9zcGkvc3BpX21w YzgzeHguYwpAQCAtMTQ4LDYgKzE0OCw4IEBAIHN0YXRpYyB2b2lkIG1wYzgzeHhfc3BpX2NoaXBz ZWxlY3Qoc3RydWN0IHNwaV9kZXZpY2UgKnNwaSwgaW50IHZhbHVlKQogCWlmICh2YWx1ZSA9PSBC SVRCQU5HX0NTX0FDVElWRSkgewogCQl1MzIgcmVndmFsID0gbXBjODN4eF9zcGlfcmVhZF9yZWco Jm1wYzgzeHhfc3BpLT5iYXNlLT5tb2RlKTsKIAkJdTMyIGxlbiA9IHNwaS0+Yml0c19wZXJfd29y ZDsKKwkJdTggcG07CisKIAkJaWYgKGxlbiA9PSAzMikKIAkJCWxlbiA9IDA7CiAJCWVsc2UKQEAg LTE3MCw3ICsxNzIsNyBAQCBzdGF0aWMgdm9pZCBtcGM4M3h4X3NwaV9jaGlwc2VsZWN0KHN0cnVj dCBzcGlfZGV2aWNlICpzcGksIGludCB2YWx1ZSkKIAkJcmVndmFsIHw9IFNQTU9ERV9MRU4obGVu KTsKIAogCQlpZiAoKG1wYzgzeHhfc3BpLT5zcGlicmcgLyBzcGktPm1heF9zcGVlZF9oeikgPj0g NjQpIHsKLQkJCXU4IHBtID0gbXBjODN4eF9zcGktPnNwaWJyZyAvIChzcGktPm1heF9zcGVlZF9o eiAqIDY0KTsKKwkJCXBtID0gbXBjODN4eF9zcGktPnNwaWJyZyAvIChzcGktPm1heF9zcGVlZF9o eiAqIDY0KSAtIDE7CiAJCQlpZiAocG0gPiAweDBmKSB7CiAJCQkJZGV2X2Vycigmc3BpLT5kZXYs ICJSZXF1ZXN0ZWQgc3BlZWQgaXMgdG9vICIKIAkJCQkJImxvdzogJWQgSHouIFdpbGwgdXNlICVk IEh6IGluc3RlYWQuXG4iLApAQCAtMTgwLDcgKzE4Miw5IEBAIHN0YXRpYyB2b2lkIG1wYzgzeHhf c3BpX2NoaXBzZWxlY3Qoc3RydWN0IHNwaV9kZXZpY2UgKnNwaSwgaW50IHZhbHVlKQogCQkJfQog CQkJcmVndmFsIHw9IFNQTU9ERV9QTShwbSkgfCBTUE1PREVfRElWMTY7CiAJCX0gZWxzZSB7Ci0J CQl1OCBwbSA9IG1wYzgzeHhfc3BpLT5zcGlicmcgLyAoc3BpLT5tYXhfc3BlZWRfaHogKiA0KTsK KwkJCXBtID0gbXBjODN4eF9zcGktPnNwaWJyZyAvIChzcGktPm1heF9zcGVlZF9oeiAqIDQpOwor CQkJaWYgKHBtKQorCQkJCXBtLS07CiAJCQlyZWd2YWwgfD0gU1BNT0RFX1BNKHBtKTsKIAkJfQog Ci0tIAoxLjUuMC42CgoKLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLQpUaGlzIFNGLm5ldCBlbWFpbCBpcyBzcG9u c29yZWQgYnk6IFNwbHVuayBJbmMuClN0aWxsIGdyZXBwaW5nIHRocm91Z2ggbG9nIGZpbGVzIHRv IGZpbmQgcHJvYmxlbXM/ICBTdG9wLgpOb3cgU2VhcmNoIGxvZyBldmVudHMgYW5kIGNvbmZpZ3Vy YXRpb24gZmlsZXMgdXNpbmcgQUpBWCBhbmQgYSBicm93c2VyLgpEb3dubG9hZCB5b3VyIEZSRUUg Y29weSBvZiBTcGx1bmsgbm93ID4+ICBodHRwOi8vZ2V0LnNwbHVuay5jb20vCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCnNwaS1kZXZlbC1nZW5lcmFsIG1h aWxpbmcgbGlzdApzcGktZGV2ZWwtZ2VuZXJhbEBsaXN0cy5zb3VyY2Vmb3JnZS5uZXQKaHR0cHM6 Ly9saXN0cy5zb3VyY2Vmb3JnZS5uZXQvbGlzdHMvbGlzdGluZm8vc3BpLWRldmVsLWdlbmVyYWwK