From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [Intel-gfx] [PATCH] drm/dp: add module parameter for the dpcd access max retries Date: Tue, 08 May 2018 12:33:42 +0100 Message-ID: <152577922276.24602.629289802991960786@mail.alporthouse.com> References: <1525689369-27124-1-git-send-email-feng.tang@intel.com> <152568964565.9723.11518266525001833607@mail.alporthouse.com> <20180507212634.gyloxwsiv75n7k2f@shbuild888> <152570000533.9723.9317373149400371902@mail.alporthouse.com> <20180507150921.GC28661@phenom.ffwll.local> <20180508190315.o4nodihfflkhbba5@shbuild888> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180508190315.o4nodihfflkhbba5@shbuild888> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Daniel Vetter Cc: David Airlie , intel-gfx@lists.freedesktop.org, feng.tang@intel.com, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org UXVvdGluZyBGZW5nIFRhbmcgKDIwMTgtMDUtMDggMjA6MDM6MTUpCj4gCj4gT24gTW9uLCBNYXkg MDcsIDIwMTggYXQgMDU6MDk6MjFQTSArMDIwMCwgRGFuaWVsIFZldHRlciB3cm90ZToKPiA+IE9u IE1vbiwgTWF5IDA3LCAyMDE4IGF0IDAyOjMzOjI1UE0gKzAxMDAsIENocmlzIFdpbHNvbiB3cm90 ZToKPiA+ID4gUXVvdGluZyBGZW5nIFRhbmcgKDIwMTgtMDUtMDcgMjI6MjY6MzQpCj4gPiA+ID4g SGkgQ2hyaXMsCj4gPiA+ID4gCj4gPiA+ID4gVGhhbmtzIGZvciB0aGUgcHJvbXB0IHJldmlldyEK PiA+ID4gPiAKPiA+ID4gPiBPbiBNb24sIE1heSAwNywgMjAxOCBhdCAxMTo0MDo0NUFNICswMTAw LCBDaHJpcyBXaWxzb24gd3JvdGU6Cj4gPiA+ID4gPiBRdW90aW5nIEZlbmcgVGFuZyAoMjAxOC0w NS0wNyAxMTozNjowOSkKPiA+ID4gPiA+ID4gVG8gZnVsZmlsIHRoZSBEZWxsIDRLIG1vbml0b3Is IHRoZSBkcGNkIG1heCByZXRyaWVzIGhhcyBiZWVuIGJ1bXBlZAo+ID4gPiA+ID4gPiBmcm9tIDcg dG8gMzIsIHdoaWNoIG1heSBodXJ0IHRoZSBib290L2luaXQgdGltZSBmb3Igc29tZSBwbGF0Zm9y bXMsCj4gPiA+ID4gPiA+IGFzIHRoZSAzMiByZXRyaWVzIG1heSB0YWtlIGh1bmRyZWRzIG9mIG1z Lgo+ID4gPiA+ID4gCj4gPiA+ID4gPiBJZiB3ZSBuZWVkIHRoYXQgbWFueSByZXRyaWVzLCBzbyBi ZSBpdC4gTm8gbW9kcGFyYW0sIHRoZSBkcml2ZXIganVzdCBoYXMKPiA+ID4gPiA+IHRvIHdvcmsu Cj4gPiA+ID4gCj4gPiA+ID4gSSB1bmRlcnN0YW5kIHlvdXIgcG9pbnQuIFRoZSByZXRyeSBudW1l ciB3YXMgb3JpZ2luYWxseSA3LCBhbmQgd29ya2VkCj4gPiA+ID4gZmluZSB1bnRpbGwgdGhlIERl bGwgNEsgbW9uaXRvciB3aGljaCBjaGFuZ2VzIHRvIDMyLiAgQWNjb3JkaW5nIHRvIG15IHRlc3Qs Cj4gPiA+ID4gZWFjaCByZXRyeSB3aWxsIHRha2UgYWJvdXQgOG1zIG9uIHRoZSBBMzk2MCBiYXNl ZCBOVUMuCj4gPiA+ID4gCj4gPiA+ID4gT25lIG9mIG91ciBwcm9kdWN0IG5lZWQgdG8gYm9vdCB1 cCB3aXRoaW4gYSBnaXZlbiB0aW1lIGxpbWl0LCB0aGlzCj4gPiA+ID4gMzIgcmV0cmllcyB3aWxs IHRha2UgYWJvdXQgMS8zIG9mIHRoZSBidWRnZXQgKGFib3V0IDI3MG1zKSwgdGhhdCdzCj4gPiA+ ID4gd2h5IEkgd291bGQgdHJ5IHRvIG1ha2UgaXQgYSBwYXJhbWV0ZXIuCj4gPiA+IAo+ID4gPiBU aGUgZXNzZW5jZSBpcyB0aGF0IHByb2Jpbmcgd2hldGhlciBhIG1vbml0b3IgaXMgY29ubmVjdGVk IHNob3VsZCBub3QgYmUKPiA+ID4gYmxvY2tpbmcgYm9vdC4gSWYgYW4gYXN5bmMgcHJvYmUgdHJp ZXMgYW5kIGZhaWxzIHRvIGZpbmQgYSBtb25pdG9yLAo+ID4gPiBmaW5lIC0gbm8gb25lIHdpbGwg bm90aWNlLiBJZiBpdCBkb2VzIHRha2UgMjcwbXMgdG8gZmluZCBhIG1vbml0b3IsIGl0Cj4gPiA+ IHR1cm5zIG9uIDIwMG1zIGFmdGVyIHVzZXJzcGFjZSBraWNrcyBpbiwganVzdCBsaWtlIGFueSBv dGhlciBob3RwbHVnLgo+ID4gCj4gPiBZZWFoLCB0aGUgZml4IGhlcmUgaXMgdG8gZ2V0IHRoZSBw cm9iaW5nIG91dCBvZiB0aGUgZHJpdmVyIGxvYWQgcGF0aCwgbm90Cj4gPiB0byBicmVhayB0aGUg ZHJpdmVyIGZvciBzb21lIGZ1bmt5IG1vbml0b3JzLiBBbmQgZGVmaW5pdGVseSBub3QgdXNpbmcg YQo+ID4gbW9kcGFyYW0uCj4gCj4gSGkgQ2hyaXMgYW5kIERhbmllbCwKPiAKPiBBZnRlciByZWFk aW5nIHRoZSBpOTE1IG1vZGVzZXQgaW5pdCBjb2RlLCBJIGRpZCBzb21lIGV4cGVyaW1lbnRzOgo+ IDEuIG1ha2UgdGhlIGludGVsX21vZGVzZXRfaW5pdCgpIGZ1bmN0aW9uIGFzeW5jIChoZXJlIGFz eW5jIG1lYW5zCj4gICAgY3JlYXRpbmcgYSBhc3luYyBmdW5jIHdyYXBwZXIgYW5kIGNhbGwgYXN5 bmNfc2NoZWR1bCgpIGZvciBpdCkKPiAyLiBtYWtlIHRoZSBpbnRlbF9zZXR1cF9vdXRwdXMoKStp bnRlbF9tb2Rlc2V0X3NldHVwX2h3X3N0YXRlKCkgYXN5bmMgCgpZb3UgY291bGQganVzdCBzZXQg aTkxNV9wY2lfZHJpdmVyLmRyaXZlci5wcm92ZV90eXBlID0KUFJPQkVfUFJFRkVSX0FTWU5DSFJP Tk9VUyBmb3IgdGhlIHNhbWUgcmVzdWx0LCBvciBzZXQgaTkxNS5hc3luY19wcm9iZT0xCmZvciB0 ZXN0aW5nLgoKSG93ZXZlciwgaWYgaXQncyBibG9ja2luZyBvbiBhc3luY19zeW5jaHJvbml6ZV9m dWxsKCksIHRoYXQgd2lsbCBiZSBubwppbXByb3ZlbWVudC4gU28gaWYgaXQgaXMgb25seSBhbiBl eGlzdGluZyBhc3luY19zeWNocm9uaXplX2Z1bGwoKQpjYXVzaW5nIHRoZSBmYmRldiBjb25maWcg dG8gYmUgd2FpdGVkIG9uIGJlZm9yZSB1c2Vyc3BhY2UsIHdlIG5lZWQgdG8Kc3RvcCB1c2luZyB0 aGUgYXN5bmMgbWVjaGFuaXNtIGFuZCBqdXN0IHVzZSBhbiBvcmRpbmFyeSB3b3JrZXIgYW5kCm1h bnVhbCBmbHVzaGluZy4gSWYgaXQncyB0aGUgZmJkZXYgcHJvYmluZyBibG9ja2luZyB5b3UsIHdo eSBhcmUgeW91CnVzaW5nIGZiZGV2PwotQ2hyaXMKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlz dHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4v bGlzdGluZm8vZHJpLWRldmVsCg==