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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 864AEC432C1 for ; Tue, 24 Sep 2019 17:01:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 506D12054F for ; Tue, 24 Sep 2019 17:01:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569344519; bh=RXz6wrou/rLsSHwyEPfyPMYLuJ/X2bB/HTRQZPCvBoU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=M5LSiuj11VWQ5QcuGJIgZ01s8bTVGM8TWGpI6OPxB1ObYeatCyz0ost7IFFNGc3sz rcaa9Mv0un65FM7axiQwlReZHegZuNg9EaiV2+Pe1PIR4CFkZBXHAb1HdhU7XNr7nf kxos8QC2lTf3rKelmj6rAjIMV8MNjfaDt9v1Cjk4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2410007AbfIXRB6 (ORCPT ); Tue, 24 Sep 2019 13:01:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:59698 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2632887AbfIXQnE (ORCPT ); Tue, 24 Sep 2019 12:43:04 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5072720872; Tue, 24 Sep 2019 16:43:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569343383; bh=RXz6wrou/rLsSHwyEPfyPMYLuJ/X2bB/HTRQZPCvBoU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yFc/DJIiwKQYvB6FwneZOvQp/91RIcxs68MGdfTNgixpYX/Kmf3Iwe28eBh7hvSGH kl9DDB3tYyUI2hCbV/smOu4kZaBB7G9gIPiWrCQv9PRrsR35eu9c4etD+0+XTi6lgm A7cQmalKLpEKO+JHjWtetbXzhn0itnUXPy+qQeNk= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Anthony Koo , Aric Cyr , Leo Li , Alex Deucher , Sasha Levin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.3 30/87] drm/amd/display: fix issue where 252-255 values are clipped Date: Tue, 24 Sep 2019 12:40:46 -0400 Message-Id: <20190924164144.25591-30-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190924164144.25591-1-sashal@kernel.org> References: <20190924164144.25591-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Anthony Koo [ Upstream commit 1cbcfc975164f397b449efb17f59d81a703090db ] [Why] When endpoint is at the boundary of a region, such as at 2^0=1 we find that the last segment has a sharp slope and some points are clipped at the top. [How] If end point is 1, which is exactly at the 2^0 region boundary, we need to program an additional region beyond this point. Signed-off-by: Anthony Koo Reviewed-by: Aric Cyr Acked-by: Leo Li Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c index 7469333a2c8a5..8166fdbacd732 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm_common.c @@ -357,9 +357,10 @@ bool cm_helper_translate_curve_to_hw_format( seg_distr[7] = 4; seg_distr[8] = 4; seg_distr[9] = 4; + seg_distr[10] = 1; region_start = -10; - region_end = 0; + region_end = 1; } for (i = region_end - region_start; i < MAX_REGIONS_NUMBER ; i++) -- 2.20.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: [PATCH AUTOSEL 5.3 30/87] drm/amd/display: fix issue where 252-255 values are clipped Date: Tue, 24 Sep 2019 12:40:46 -0400 Message-ID: <20190924164144.25591-30-sashal@kernel.org> References: <20190924164144.25591-1-sashal@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190924164144.25591-1-sashal@kernel.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Sasha Levin , Leo Li , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Alex Deucher , Anthony Koo List-Id: dri-devel@lists.freedesktop.org RnJvbTogQW50aG9ueSBLb28gPEFudGhvbnkuS29vQGFtZC5jb20+CgpbIFVwc3RyZWFtIGNvbW1p dCAxY2JjZmM5NzUxNjRmMzk3YjQ0OWVmYjE3ZjU5ZDgxYTcwMzA5MGRiIF0KCltXaHldCldoZW4g ZW5kcG9pbnQgaXMgYXQgdGhlIGJvdW5kYXJ5IG9mIGEgcmVnaW9uLCBzdWNoIGFzIGF0IDJeMD0x CndlIGZpbmQgdGhhdCB0aGUgbGFzdCBzZWdtZW50IGhhcyBhIHNoYXJwIHNsb3BlIGFuZCBzb21l IHBvaW50cwphcmUgY2xpcHBlZCBhdCB0aGUgdG9wLgoKW0hvd10KSWYgZW5kIHBvaW50IGlzIDEs IHdoaWNoIGlzIGV4YWN0bHkgYXQgdGhlIDJeMCByZWdpb24gYm91bmRhcnksIHdlCm5lZWQgdG8g cHJvZ3JhbSBhbiBhZGRpdGlvbmFsIHJlZ2lvbiBiZXlvbmQgdGhpcyBwb2ludC4KClNpZ25lZC1v ZmYtYnk6IEFudGhvbnkgS29vIDxBbnRob255Lktvb0BhbWQuY29tPgpSZXZpZXdlZC1ieTogQXJp YyBDeXIgPEFyaWMuQ3lyQGFtZC5jb20+CkFja2VkLWJ5OiBMZW8gTGkgPHN1bnBlbmcubGlAYW1k LmNvbT4KU2lnbmVkLW9mZi1ieTogQWxleCBEZXVjaGVyIDxhbGV4YW5kZXIuZGV1Y2hlckBhbWQu Y29tPgpTaWduZWQtb2ZmLWJ5OiBTYXNoYSBMZXZpbiA8c2FzaGFsQGtlcm5lbC5vcmc+Ci0tLQog ZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2RjL2RjbjEwL2RjbjEwX2NtX2NvbW1vbi5jIHwg MyArKy0KIDEgZmlsZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKCmRp ZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvZGMvZGNuMTAvZGNuMTBfY21f Y29tbW9uLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvZGMvZGNuMTAvZGNuMTBfY21f Y29tbW9uLmMKaW5kZXggNzQ2OTMzM2EyYzhhNS4uODE2NmZkYmFjZDczMiAxMDA2NDQKLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2RjL2RjbjEwL2RjbjEwX2NtX2NvbW1vbi5jCisr KyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9kYy9kY24xMC9kY24xMF9jbV9jb21tb24u YwpAQCAtMzU3LDkgKzM1NywxMCBAQCBib29sIGNtX2hlbHBlcl90cmFuc2xhdGVfY3VydmVfdG9f aHdfZm9ybWF0KAogCQlzZWdfZGlzdHJbN10gPSA0OwogCQlzZWdfZGlzdHJbOF0gPSA0OwogCQlz ZWdfZGlzdHJbOV0gPSA0OworCQlzZWdfZGlzdHJbMTBdID0gMTsKIAogCQlyZWdpb25fc3RhcnQg PSAtMTA7Ci0JCXJlZ2lvbl9lbmQgPSAwOworCQlyZWdpb25fZW5kID0gMTsKIAl9CiAKIAlmb3Ig KGkgPSByZWdpb25fZW5kIC0gcmVnaW9uX3N0YXJ0OyBpIDwgTUFYX1JFR0lPTlNfTlVNQkVSIDsg aSsrKQotLSAKMi4yMC4xCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3Rv cC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmkt ZGV2ZWw=