From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 322E6BA3E for ; Tue, 7 Mar 2023 17:43:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9BF9CC433D2; Tue, 7 Mar 2023 17:43:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1678211031; bh=IEoJEMsWY7PKZET4BKF6xRhwGjFJQN23dUqxKr6quv4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Dywy12NjZwPD3Ztxt3/9RJE3XlSzKQjAuSpAvFpP/nGrhsQ5eRNYpowyRhb28eGxZ d7BBfrP7W6nUrX+gW7xxq4ZieNOjGXszZRNMZ6MLwzBmR+gBpHArpLW3cxkC655aUp VHuwBpaHLGh7GCQTfCHXhVCdTpzdA29OEc/p07j4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Hansen Dsouza , Qingqing Zhuo , Nicholas Kazlauskas , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: [PATCH 6.2 0732/1001] drm/amd/display: Enable P-state validation checks for DCN314 Date: Tue, 7 Mar 2023 17:58:24 +0100 Message-Id: <20230307170053.461634641@linuxfoundation.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230307170022.094103862@linuxfoundation.org> References: <20230307170022.094103862@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Nicholas Kazlauskas [ Upstream commit 37d184b548db0f64d4a878960b2c6988b38a3e7e ] [Why] To align with DCN31 behavior. This helps avoid p-state hangs in the case where underflow does occur. [How] Flip the bit to true. Reviewed-by: Hansen Dsouza Acked-by: Qingqing Zhuo Signed-off-by: Nicholas Kazlauskas Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c index 79850a68f62ab..bc7f2b735327e 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c @@ -901,7 +901,7 @@ static const struct dc_debug_options debug_defaults_drv = { .max_downscale_src_width = 4096,/*upto true 4k*/ .disable_pplib_wm_range = false, .scl_reset_length10 = true, - .sanity_checks = false, + .sanity_checks = true, .underflow_assert_delay_us = 0xFFFFFFFF, .dwb_fi_phase = -1, // -1 = disable, .dmub_command_table = true, -- 2.39.2