From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark yao Subject: Re: [PATCH v2 2/2] drm/rockchip: fix error check when getting irq Date: Mon, 20 Apr 2015 09:33:33 +0800 Message-ID: <5534576D.1050707@rock-chips.com> References: <12997834.ylvFCp2ANf@diego> <3764323.LdZbgzYxeM@diego> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <3764323.LdZbgzYxeM@diego> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: =?UTF-8?B?SGVpa28gU3TDvGJuZXI=?= Cc: linux-rockchip@lists.infradead.org, David Binderman , dri-devel@lists.freedesktop.org List-Id: linux-rockchip.vger.kernel.org T24gMjAxNeW5tDA05pyIMjDml6UgMDc6MDAsIEhlaWtvIFN0w7xibmVyIHdyb3RlOgo+IHBsYXRm b3JtX2dldF9pcnEoKSBjYW4gcmV0dXJuIG5lZ2F0aXZlIGVycm9yIHZhbHVlcyBhbmQgd2UgYWxy ZWFkeSB0ZXN0IGZvcgo+IHRoZXNlLiBUaGVyZWZvcmUgdGhlIHZhcmlhYmxlIGhvbGRpbmcgdGhp cyB2YWx1ZSBzaG91bGQgYmUgc2lnbmVkIHRvIG5vdAo+IGxvb3NlIHBvc3NpYmxlIGVycm9yIHZh bHVlcy4KPgo+IFJlcG9ydGVkLWJ5OiBEYXZpZCBCaW5kZXJtYW4gPGRjYjMxNEBob3RtYWlsLmNv bT4KPiBTaWduZWQtb2ZmLWJ5OiBIZWlrbyBTdHVlYm5lciA8aGVpa29Ac250ZWNoLmRlPgo+IFJl dmlld2VkLUJ5OiBEYW5pZWwgS3VydHogPGRqa3VydHpAY2hyb21pdW0ub3JnPgo+IC0tLQo+IGNo YW5nZWQgc2luY2UgdjE6Cj4gLSBpbnN0ZWFkIG9mIG1ha2luZyBpcnEgaW4gc3RydWN0IHZvcCBz aWduZWQgdXNlIGEKPiAgICBzZXBhcmF0ZSBsb2NhbCBpcnEgaW50IGluIHZvcF9iaW5kIGFzIHN1 Z2dlc3RlZCBieSBEYW5pZWwgS3VydHoKPgo+ICAgZHJpdmVycy9ncHUvZHJtL3JvY2tjaGlwL3Jv Y2tjaGlwX2RybV92b3AuYyB8IDkgKysrKystLS0tCj4gICAxIGZpbGUgY2hhbmdlZCwgNSBpbnNl cnRpb25zKCspLCA0IGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2Ry bS9yb2NrY2hpcC9yb2NrY2hpcF9kcm1fdm9wLmMgYi9kcml2ZXJzL2dwdS9kcm0vcm9ja2NoaXAv cm9ja2NoaXBfZHJtX3ZvcC5jCj4gaW5kZXggY2NiMGNlMC4uMGU1MzlkOCAxMDA2NDQKPiAtLS0g YS9kcml2ZXJzL2dwdS9kcm0vcm9ja2NoaXAvcm9ja2NoaXBfZHJtX3ZvcC5jCj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL3JvY2tjaGlwL3JvY2tjaGlwX2RybV92b3AuYwo+IEBAIC0xNDA5LDcgKzE0 MDksNyBAQCBzdGF0aWMgaW50IHZvcF9iaW5kKHN0cnVjdCBkZXZpY2UgKmRldiwgc3RydWN0IGRl dmljZSAqbWFzdGVyLCB2b2lkICpkYXRhKQo+ICAgCXN0cnVjdCB2b3AgKnZvcDsKPiAgIAlzdHJ1 Y3QgcmVzb3VyY2UgKnJlczsKPiAgIAlzaXplX3QgYWxsb2Nfc2l6ZTsKPiAtCWludCByZXQ7Cj4g KwlpbnQgcmV0LCBpcnE7Cj4gICAKPiAgIAlvZl9pZCA9IG9mX21hdGNoX2RldmljZSh2b3BfZHJp dmVyX2R0X21hdGNoLCBkZXYpOwo+ICAgCXZvcF9kYXRhID0gb2ZfaWQtPmRhdGE7Cj4gQEAgLTE0 NDUsMTEgKzE0NDUsMTIgQEAgc3RhdGljIGludCB2b3BfYmluZChzdHJ1Y3QgZGV2aWNlICpkZXYs IHN0cnVjdCBkZXZpY2UgKm1hc3Rlciwgdm9pZCAqZGF0YSkKPiAgIAkJcmV0dXJuIHJldDsKPiAg IAl9Cj4gICAKPiAtCXZvcC0+aXJxID0gcGxhdGZvcm1fZ2V0X2lycShwZGV2LCAwKTsKPiAtCWlm ICh2b3AtPmlycSA8IDApIHsKPiArIAlpcnEgPSBwbGF0Zm9ybV9nZXRfaXJxKHBkZXYsIDApOwo+ ICsJaWYgKGlycSA8IDApIHsKPiAgIAkJZGV2X2VycihkZXYsICJjYW5ub3QgZmluZCBpcnEgZm9y IHZvcFxuIik7Cj4gLQkJcmV0dXJuIHZvcC0+aXJxOwo+ICsJCXJldHVybiBpcnE7Cj4gICAJfQo+ ICsJdm9wLT5pcnEgPSAodW5zaWduZWQgaW50KWlycTsKPiAgIAo+ICAgCXNwaW5fbG9ja19pbml0 KCZ2b3AtPnJlZ19sb2NrKTsKPiAgIAlzcGluX2xvY2tfaW5pdCgmdm9wLT5pcnFfbG9jayk7ClRo YW5rcyBmb3IgZml4LCBJIGhhdmUgc2VudCB0aGUgUHVsbCByZXF1ZXN0LjotKQoKLS0gCu+8rWFy awoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRl dmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK