From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 3/4] drm/i915/bios: make sure to check vbt size Date: Fri, 08 Nov 2019 12:08:52 +0200 Message-ID: <87h83e65or.fsf@intel.com> References: <20191108003602.33526-1-lucas.demarchi@intel.com> <20191108003602.33526-3-lucas.demarchi@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 464176F900 for ; Fri, 8 Nov 2019 10:08:57 +0000 (UTC) In-Reply-To: <20191108003602.33526-3-lucas.demarchi@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Lucas De Marchi , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAwNyBOb3YgMjAxOSwgTHVjYXMgRGUgTWFyY2hpIDxsdWNhcy5kZW1hcmNoaUBpbnRl bC5jb20+IHdyb3RlOgo+IFdoZW4gd2UgY2FsbCBpbnRlbF9iaW9zX2lzX3ZhbGlkX3ZidCgpLCBz aXplIG1heSBub3QgYWN0dWFsbHkgYmUgdGhlCj4gc2l6ZSBvZiB0aGUgVkJULCBidXQgcmF0aGVy IHRoZSBzaXplIG9mIHRoZSBibG9iIHRoZSBWQlQgaXMgY29udGFpbmVkCj4gaW4uIEZvciBleGFt cGxlLCB3aGVuIG1hcHBpbmcgdGhlIFBDSSBvcHJvbSwgc2l6ZSB3aWxsIGJlIHRoZSBlbnRpcmUK PiBvcHJvbSBzaXplLiBXZSBkb24ndCB3YW50IHRvIHJlYWQgYmV5b25kIHdoYXQgaXMgcmVwb3J0 ZWQgdG8gYmUgdGhlCj4gVkJULiBTbyBtYWtlIHN1cmUgd2UgdmJ0LT52YnRfc2l6ZSBtYWtlcyBz ZW5zZSBhbmQgdXNlIHRoYXQgZm9yCj4gdGhlIGxhdHRlciBjaGVja3MuCj4KPiBTaWduZWQtb2Zm LWJ5OiBMdWNhcyBEZSBNYXJjaGkgPGx1Y2FzLmRlbWFyY2hpQGludGVsLmNvbT4KPiAtLS0KPiAg ZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9iaW9zLmMgfCA0ICsrKy0KPiAgMSBm aWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQo+Cj4gZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfYmlvcy5jIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9iaW9zLmMKPiBpbmRleCAxZjgzNjE2Y2ZjMzIuLjY3 MWJiY2U2YmE1YiAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2lu dGVsX2Jpb3MuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfYmlv cy5jCj4gQEAgLTE3NzcsMTEgKzE3NzcsMTMgQEAgYm9vbCBpbnRlbF9iaW9zX2lzX3ZhbGlkX3Zi dChjb25zdCB2b2lkICpidWYsIHNpemVfdCBzaXplKQo+ICAJaWYgKCF2YnQpCj4gIAkJcmV0dXJu IGZhbHNlOwo+ICAKPiAtCWlmIChzaXplb2Yoc3RydWN0IHZidF9oZWFkZXIpID4gc2l6ZSkgewo+ ICsJaWYgKHNpemVvZihzdHJ1Y3QgdmJ0X2hlYWRlcikgPiBzaXplIHx8IHZidC0+dmJ0X3NpemUg PiBzaXplKSB7Cj4gIAkJRFJNX0RFQlVHX0RSSVZFUigiVkJUIGhlYWRlciBpbmNvbXBsZXRlXG4i KTsKCk5pdHBpY2sgIzEsIHNlbWFudGljYWxseSB5b3Ugc2hvdWxkIGNoZWNrIHRoZSBWQlQgc2ln bmF0dXJlIGJlZm9yZSB5b3UKa25vdyAtPnZidF9zaXplIG1pZ2h0IG1ha2Ugc2Vuc2UuCgpOaXRw aWNrICMyLCB0aGUgZGVidWcgbWVzc2FnZSBiZWNvbWVzIGluY3JlYXNpbmdseSBub24taW5mb3Jt YXRpdmUuIEJ1dApiYXNpY2FsbHkgbW9zdCBtZXNzYWdlcyBpbiB0aGlzIGZ1bmN0aW9uIGFyZSBs ZXNzIHRoYW4gc3RlbGxhci4KCkluIGFueSBjYXNlLCB0aGUgZ29hbCBpcyBzYW5lLAoKUmV2aWV3 ZWQtYnk6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBpbnRlbC5jb20+Cgo+ICAJCXJldHVybiBm YWxzZTsKPiAgCX0KPiAgCj4gKwlzaXplID0gdmJ0LT52YnRfc2l6ZTsKPiArCj4gIAlpZiAobWVt Y21wKHZidC0+c2lnbmF0dXJlLCAiJFZCVCIsIDQpKSB7Cj4gIAkJRFJNX0RFQlVHX0RSSVZFUigi VkJUIGludmFsaWQgc2lnbmF0dXJlXG4iKTsKPiAgCQlyZXR1cm4gZmFsc2U7CgotLSAKSmFuaSBO aWt1bGEsIEludGVsIE9wZW4gU291cmNlIEdyYXBoaWNzIENlbnRlcgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0Cklu dGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5v cmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ABCACC5DF60 for ; 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08 Nov 2019 02:08:56 -0800 X-IronPort-AV: E=Sophos;i="5.68,281,1569308400"; d="scan'208";a="196859288" Received: from jnikula-mobl3.fi.intel.com (HELO localhost) ([10.237.66.161]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 Nov 2019 02:08:55 -0800 From: Jani Nikula To: Lucas De Marchi , intel-gfx@lists.freedesktop.org In-Reply-To: <20191108003602.33526-3-lucas.demarchi@intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20191108003602.33526-1-lucas.demarchi@intel.com> <20191108003602.33526-3-lucas.demarchi@intel.com> Date: Fri, 08 Nov 2019 12:08:52 +0200 Message-ID: <87h83e65or.fsf@intel.com> MIME-Version: 1.0 Subject: Re: [Intel-gfx] [PATCH 3/4] drm/i915/bios: make sure to check vbt size X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Message-ID: <20191108100852.pXlZOlSmyqcWZeykj-P3UQQm7NX4ZaKHheKDu_OO3eA@z> T24gVGh1LCAwNyBOb3YgMjAxOSwgTHVjYXMgRGUgTWFyY2hpIDxsdWNhcy5kZW1hcmNoaUBpbnRl bC5jb20+IHdyb3RlOgo+IFdoZW4gd2UgY2FsbCBpbnRlbF9iaW9zX2lzX3ZhbGlkX3ZidCgpLCBz aXplIG1heSBub3QgYWN0dWFsbHkgYmUgdGhlCj4gc2l6ZSBvZiB0aGUgVkJULCBidXQgcmF0aGVy IHRoZSBzaXplIG9mIHRoZSBibG9iIHRoZSBWQlQgaXMgY29udGFpbmVkCj4gaW4uIEZvciBleGFt cGxlLCB3aGVuIG1hcHBpbmcgdGhlIFBDSSBvcHJvbSwgc2l6ZSB3aWxsIGJlIHRoZSBlbnRpcmUK PiBvcHJvbSBzaXplLiBXZSBkb24ndCB3YW50IHRvIHJlYWQgYmV5b25kIHdoYXQgaXMgcmVwb3J0 ZWQgdG8gYmUgdGhlCj4gVkJULiBTbyBtYWtlIHN1cmUgd2UgdmJ0LT52YnRfc2l6ZSBtYWtlcyBz ZW5zZSBhbmQgdXNlIHRoYXQgZm9yCj4gdGhlIGxhdHRlciBjaGVja3MuCj4KPiBTaWduZWQtb2Zm LWJ5OiBMdWNhcyBEZSBNYXJjaGkgPGx1Y2FzLmRlbWFyY2hpQGludGVsLmNvbT4KPiAtLS0KPiAg ZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9iaW9zLmMgfCA0ICsrKy0KPiAgMSBm aWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQo+Cj4gZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfYmlvcy5jIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9iaW9zLmMKPiBpbmRleCAxZjgzNjE2Y2ZjMzIuLjY3 MWJiY2U2YmE1YiAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2lu dGVsX2Jpb3MuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfYmlv cy5jCj4gQEAgLTE3NzcsMTEgKzE3NzcsMTMgQEAgYm9vbCBpbnRlbF9iaW9zX2lzX3ZhbGlkX3Zi dChjb25zdCB2b2lkICpidWYsIHNpemVfdCBzaXplKQo+ICAJaWYgKCF2YnQpCj4gIAkJcmV0dXJu IGZhbHNlOwo+ICAKPiAtCWlmIChzaXplb2Yoc3RydWN0IHZidF9oZWFkZXIpID4gc2l6ZSkgewo+ ICsJaWYgKHNpemVvZihzdHJ1Y3QgdmJ0X2hlYWRlcikgPiBzaXplIHx8IHZidC0+dmJ0X3NpemUg PiBzaXplKSB7Cj4gIAkJRFJNX0RFQlVHX0RSSVZFUigiVkJUIGhlYWRlciBpbmNvbXBsZXRlXG4i KTsKCk5pdHBpY2sgIzEsIHNlbWFudGljYWxseSB5b3Ugc2hvdWxkIGNoZWNrIHRoZSBWQlQgc2ln bmF0dXJlIGJlZm9yZSB5b3UKa25vdyAtPnZidF9zaXplIG1pZ2h0IG1ha2Ugc2Vuc2UuCgpOaXRw aWNrICMyLCB0aGUgZGVidWcgbWVzc2FnZSBiZWNvbWVzIGluY3JlYXNpbmdseSBub24taW5mb3Jt YXRpdmUuIEJ1dApiYXNpY2FsbHkgbW9zdCBtZXNzYWdlcyBpbiB0aGlzIGZ1bmN0aW9uIGFyZSBs ZXNzIHRoYW4gc3RlbGxhci4KCkluIGFueSBjYXNlLCB0aGUgZ29hbCBpcyBzYW5lLAoKUmV2aWV3 ZWQtYnk6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBpbnRlbC5jb20+Cgo+ICAJCXJldHVybiBm YWxzZTsKPiAgCX0KPiAgCj4gKwlzaXplID0gdmJ0LT52YnRfc2l6ZTsKPiArCj4gIAlpZiAobWVt Y21wKHZidC0+c2lnbmF0dXJlLCAiJFZCVCIsIDQpKSB7Cj4gIAkJRFJNX0RFQlVHX0RSSVZFUigi VkJUIGludmFsaWQgc2lnbmF0dXJlXG4iKTsKPiAgCQlyZXR1cm4gZmFsc2U7CgotLSAKSmFuaSBO aWt1bGEsIEludGVsIE9wZW4gU291cmNlIEdyYXBoaWNzIENlbnRlcgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0Cklu dGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5v cmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=