From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: xhci: Use ffs() to find page size in xhci_mem_init() From: Mathias Nyman Message-Id: <900f399d-cd97-eef8-56ba-ba06293a1a84@linux.intel.com> Date: Thu, 7 Feb 2019 13:54:18 +0200 To: Felipe Balbi , Mathias Nyman , Andrey Smirnov , linux-usb@vger.kernel.org Cc: Greg Kroah-Hartman , linux-kernel@vger.kernel.org List-ID: T24gMDcuMDIuMjAxOSAxMjo1OCwgRmVsaXBlIEJhbGJpIHdyb3RlOgo+IAo+IEhpLAo+IAo+IE1h dGhpYXMgTnltYW4gPG1hdGhpYXMubnltYW5AaW50ZWwuY29tPiB3cml0ZXM6Cj4+Pj4+IEdldCBw YWdlIHNpemUgb3JkZXIgdXNpbmcgZmZzKCkgaW5zdGVhZCBvZiBvcGVuIGNvZGluZyBpdCB3aXRo IGEgbG9vcC4KPj4+Pj4KPj4+Pj4gU2lnbmVkLW9mZi1ieTogQW5kcmV5IFNtaXJub3YgPGFuZHJl dy5zbWlybm92QGdtYWlsLmNvbT4KPj4+Pj4gQ2M6IE1hdGhpYXMgTnltYW4gPG1hdGhpYXMubnlt YW5AaW50ZWwuY29tPgo+Pj4+PiBDYzogR3JlZyBLcm9haC1IYXJ0bWFuIDxncmVna2hAbGludXhm b3VuZGF0aW9uLm9yZz4KPj4+Pj4gQ2M6IGxpbnV4LXVzYkB2Z2VyLmtlcm5lbC5vcmcKPj4+Pj4g Q2M6IGxpbnV4LWtlcm5lbEB2Z2VyLmtlcm5lbC5vcmcKPj4+Pj4gLS0tCj4+Pj4+ICAgICBkcml2 ZXJzL3VzYi9ob3N0L3hoY2ktbWVtLmMgfCA2ICstLS0tLQo+Pj4+PiAgICAgMSBmaWxlIGNoYW5n ZWQsIDEgaW5zZXJ0aW9uKCspLCA1IGRlbGV0aW9ucygtKQo+Pj4+Pgo+Pj4+PiBkaWZmIC0tZ2l0 IGEvZHJpdmVycy91c2IvaG9zdC94aGNpLW1lbS5jIGIvZHJpdmVycy91c2IvaG9zdC94aGNpLW1l bS5jCj4+Pj4+IGluZGV4IDM2YTNlYjg4NDlmMS4uNDRiNDNjM2Q4MTlmIDEwMDY0NAo+Pj4+PiAt LS0gYS9kcml2ZXJzL3VzYi9ob3N0L3hoY2ktbWVtLmMKPj4+Pj4gKysrIGIvZHJpdmVycy91c2Iv aG9zdC94aGNpLW1lbS5jCj4+Pj4+IEBAIC0yMzYyLDExICsyMzYyLDcgQEAgaW50IHhoY2lfbWVt X2luaXQoc3RydWN0IHhoY2lfaGNkICp4aGNpLCBnZnBfdCBmbGFncykKPj4+Pj4gICAgIAlwYWdl X3NpemUgPSByZWFkbCgmeGhjaS0+b3BfcmVncy0+cGFnZV9zaXplKTsKPj4+Pj4gICAgIAl4aGNp X2RiZ190cmFjZSh4aGNpLCB0cmFjZV94aGNpX2RiZ19pbml0LAo+Pj4+PiAgICAgCQkJIlN1cHBv cnRlZCBwYWdlIHNpemUgcmVnaXN0ZXIgPSAweCV4IiwgcGFnZV9zaXplKTsKPj4+Pj4gLQlmb3Ig KGkgPSAwOyBpIDwgMTY7IGkrKykgewo+Pj4+PiAtCQlpZiAoKDB4MSAmIHBhZ2Vfc2l6ZSkgIT0g MCkKPj4+Pj4gLQkJCWJyZWFrOwo+Pj4+PiAtCQlwYWdlX3NpemUgPSBwYWdlX3NpemUgPj4gMTsK Pj4+Pj4gLQl9Cj4+Pj4+ICsJaSA9IGZmcyhwYWdlX3NpemUpOwo+Pj4+PiAgICAgCWlmIChpIDwg MTYpCj4+Pj4+ICAgICAJCXhoY2lfZGJnX3RyYWNlKHhoY2ksIHRyYWNlX3hoY2lfZGJnX2luaXQs Cj4+Pj4+ICAgICAJCQkiU3VwcG9ydGVkIHBhZ2Ugc2l6ZSBvZiAlaUsiLCAoMSA8PCAoaSsxMikp IC8gMTAyNCk7Cj4+Pj4KPj4+PiBIaQo+Pj4+Cj4+Pj4gdXNpbmcgZmZzKCkgaXMgYSB3ZWxjb21l IGNoYW5nZSwgYnV0IGl0IHdpbGwgZ2l2ZSBkaWZmZXJlbnQgYSByZXN1bHQgdGhhbiB0aGUgbG9v cC4KPj4+Pgo+Pj4+ICpvbGQgbG9vcAo+Pj4+ICAgICAgdmFsaWQgcGFnZV9zaXplIHZhbHVlIGlm IGkgPCAxNgo+Pj4+ICpmZnMoKQo+Pj4+ICAgICAgdmFsaWQgcGFnZV9zaXplIHZhbHVlIGlmIGkg Pj0gMSBhbmQgaSA8IDE3Cj4+Pgo+Pj4gb2ZmLWJ5LW9uZSwganVzdCB1c2UgaSA9IGZmcygpIC0g MS4gT3IgdXNlIF9fZmZzKCkuCj4+Cj4+IGFuZCBoYW5kbGUgdGhlIHBhZ2Vfc2l6ZSA9PSAwIGNh c2UuCj4gCj4gQ2FuIGl0IGJlIHplcm8gaW4gcmVhbCBsaWZlLCBvciBhcmUgeW91IHByb3RlY3Rp bmcgYWdhaW5zdCBhY2FkZW1pYwo+IHBvc3NpYmlsaXR5IHRoYXQncyBuZXZlciBnb2luZyB0byBo YXBwZW4gaW4gSFc/Cj4gCgp3aG9sZSBwYWdlX3NpemUgY2hlY2sgaXMgbm90IHJlYWxseSBkb2lu ZyBtdWNoLCBqdXN0IHByaW50aW5nIG91dApkaWZmZXJlbnQgZGVidWcgbWVzc2FnZXMuCgotTWF0 aGlhcwo=