From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Ujfalusi Subject: Re: [PATCH v2 2/2] drm/omap: partial workaround for DRA7xx DMM errata i878 Date: Thu, 29 Mar 2018 15:11:17 +0300 Message-ID: <9d176f73-0001-502c-7fd0-afefaa214a01@ti.com> References: <20180322134206.22857-1-peter.ujfalusi@ti.com> <20180322134206.22857-3-peter.ujfalusi@ti.com> <7823d566-06b9-c86b-6e57-c02071b92c7e@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <7823d566-06b9-c86b-6e57-c02071b92c7e@ti.com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Tomi Valkeinen , laurent.pinchart@ideasonboard.com Cc: devicetree@vger.kernel.org, jsarha@ti.com, dri-devel@lists.freedesktop.org List-Id: devicetree@vger.kernel.org CgpPbiAyMDE4LTAzLTI5IDEzOjE4LCBUb21pIFZhbGtlaW5lbiB3cm90ZToKPiBPbiAyMi8wMy8x OCAxNTo0MiwgUGV0ZXIgVWpmYWx1c2kgd3JvdGU6Cj4+IEZyb206IFRvbWkgVmFsa2VpbmVuIDx0 b21pLnZhbGtlaW5lbkB0aS5jb20+Cj4+Cj4+IEVycmF0YSBpODc4IHNheXMgdGhhdCBNUFUgc2hv dWxkIG5vdCBiZSB1c2VkIHRvIGFjY2VzcyBSQU0gYW5kIERNTSBhdAo+PiB0aGUgc2FtZSB0aW1l LiBBcyBpdCdzIG5vdCBwb3NzaWJsZSB0byBwcmV2ZW50IE1QVSBhY2Nlc3NpbmcgUkFNLCB3ZQo+ PiBuZWVkIHRvIGFjY2VzcyBETU0gdmlhIGEgcHJveHkuCj4+Cj4+IFRoaXMgcGF0Y2ggY2hhbmdl cyBETU0gZHJpdmVyIHRvIGFjY2VzcyBETU0gcmVnaXN0ZXJzIHZpYSBzRE1BLiBJbnN0ZWFkCj4+ IG9mIGRvaW5nIGEgbm9ybWFsIHJlYWRsL3dyaXRlbCBjYWxsIHRvIHJlYWQvd3JpdGUgYSByZWdp c3Rlciwgd2UgdXNlCj4+IHNETUEgdG8gY29weSA0IGJ5dGVzIGZyb20vdG8gdGhlIERNTSByZWdp c3RlcnMuCj4+Cj4+IFRoaXMgcGF0Y2ggcHJvdmlkZXMgb25seSBhIHBhcnRpYWwgd29ya2Fyb3Vu ZCBmb3IgaTg3OCwgYXMgbm90IG9ubHkgRE1NCj4+IHJlZ2lzdGVyIHJlYWRzL3dyaXRlcyBhcmUg YWZmZWN0ZWQsIGJ1dCBhbHNvIGFjY2Vzc2VzIHRvIHRoZSBETU0gbWFwcGVkCj4+IGJ1ZmZlcnMg KGZyYW1lYnVmZmVycywgdXN1YWxseSkuCj4+Cj4+IFNpZ25lZC1vZmYtYnk6IFRvbWkgVmFsa2Vp bmVuIDx0b21pLnZhbGtlaW5lbkB0aS5jb20+Cj4+IC0tLQo+PiAgZHJpdmVycy9ncHUvZHJtL29t YXBkcm0vb21hcF9kbW1fcHJpdi5oICB8ICAgOCArKwo+PiAgZHJpdmVycy9ncHUvZHJtL29tYXBk cm0vb21hcF9kbW1fdGlsZXIuYyB8IDE1MyArKysrKysrKysrKysrKysrKysrKysrKysrKysrKyst Cj4+ICAyIGZpbGVzIGNoYW5nZWQsIDE1OSBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQo+ Pgo+IAo+IAo+PiArCWRtbS0+d2FfZG1hX2NoYW4gPSBkbWFfcmVxdWVzdF9jaGFubmVsKG1hc2ss IE5VTEwsIE5VTEwpOwo+PiArCWlmICghZG1tLT53YV9kbWFfY2hhbikgewo+PiArCQlkbWFfZnJl ZV9jb2hlcmVudChkbW0tPmRldiwgNCwgZG1tLT53YV9kbWFfZGF0YSwgZG1tLT53YV9kbWFfaGFu ZGxlKTsKPiAKPiBUaGlzIGFuZCB0aGUgb3RoZXIgZnJlZSBiZWxvdyBzaG91bGQgdXNlIHNpemVv Zih1MzIpIGFzIHRoZSBhbGxvYyBkb2VzLgo+IEFuZCBJIGd1ZXNzIGRldmljZV9wcmVwX2RtYV9t ZW1jcHkoKSB0b28uIFBlcmhhcHMgYSAjZGVmaW5lIHdvdWxkIGJlCj4gYmVzdCBoZXJlLiBETU1f UkVHX1NJWkU/IEkgY2FuIGRvIHRoaXMgY2hhbmdlIHdoZW4gYXBwbHlpbmcsIGlmIHlvdSBhZ3Jl ZS4KCk9oLCB0aGVyZSB3ZXJlIG90aGVycywgSSBoYXZlIGNoYW5nZWQgaXQgZm9yIGRtYV9hbGxv Y19jb2hlcmVudCgpLgpJJ2xsIHdhaXQgZm9yIGNvdXBsZSBvZiBkYXlzIGZvciBvdGhlciBjb21t ZW50cyBhbmQgd2lsbCByZXNlbmQgd2l0aCBhCiNkZWZpbmUKCj4gCj4gIFRvbWkKPiAKCi0gUMOp dGVyCgpUZXhhcyBJbnN0cnVtZW50cyBGaW5sYW5kIE95LCBQb3Jra2FsYW5rYXR1IDIyLCAwMDE4 MCBIZWxzaW5raS4KWS10dW5udXMvQnVzaW5lc3MgSUQ6IDA2MTU1MjEtNC4gS290aXBhaWtrYS9E b21pY2lsZTogSGVsc2lua2kKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJp LWRldmVsCg==