From nobody Sun Feb 8 06:53:50 2026 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 252DA184104; Wed, 27 Mar 2024 12:25:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711542328; cv=none; b=jsE3JTzx7ZEd96KPtndIkc9x6nIXjKqkfkRfQTZEh7jzPnc31fTLKwIeZCqd4eOnk2WsXj90oM20uLYoXjCNY03xSF14kF6epezfDn+SAPnfzZixq1A8WVPdrEIwcidPV1ux7a65vE0bbm9iZfjNPGjEBQFYH1fjo7L811TVx64= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711542328; c=relaxed/simple; bh=sXAT55ClQ+rmbiNGoo1FyvG2gjva8ZGT9LI3+Yyp6TU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=IBLBqsC1nPJ1zPuM5YGRRMy6p9F8Gufqgr2pFAfuLwTzqtUDVXI0E+V7UmGntCjvU+0FVtljSZ3tu8uGwKmoD3gi7rkqxrDsLvOyKOhQNhRpFHaXcwe/WuZBb56AaxaU6riqmvBTYcV+1XkNAAqy/O0dWca1EMw9NjuTttzrNBI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=o8DVpRZS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="o8DVpRZS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F0D7FC43390; Wed, 27 Mar 2024 12:25:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711542328; bh=sXAT55ClQ+rmbiNGoo1FyvG2gjva8ZGT9LI3+Yyp6TU=; h=From:To:Cc:Subject:Date:From; b=o8DVpRZS0AksIHMZxklUpAEBj9uu4hPsR6vASEw3DpkGagdJxzeeCGE6VoK4G6vZ9 C9aLtJUxUU8IMf5gwxp4uhpSm4LV0+i7uQ8pIf6eP1V6yI0JJtRipnh6pVWwxDxh60 60FiohmWWseo7KQ1HV5vImMoORUN8l5Q9E+WJvxppOCL70RMy9uYtZdHy6GhoDVJBw BBvBrKqVcWzHqs5utcLsax1HIkb6CRSxFnUxVA3F+dggIsUWKzz8NIXrDG+4ARmL8u D3B9k3K4jSjEIBY+WW/JQzcF2jKcrY9mqTrSM/8r9L85qB5w+MJmuE1PY9BQKFVb/W WWfH9xkqNcg7w== From: Sasha Levin To: stable@vger.kernel.org, Rodrigo.Siqueira@amd.com Cc: Mario Limonciello , Alex Deucher , Alex Hung , Daniel Wheeler , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: FAILED: Patch "drm/amd/display: Return the correct HDCP error code" failed to apply to 4.19-stable tree Date: Wed, 27 Mar 2024 08:25:25 -0400 Message-ID: <20240327122526.2840230-1-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Hint: ignore X-stable: review Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The patch below does not apply to the 4.19-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . Thanks, Sasha Acked-by: Alex Hung Tested-by: Daniel Wheeler ------------------ original commit in Linus's tree ------------------ From e64b3f55e458ce7e2087a0051f47edabf74545e7 Mon Sep 17 00:00:00 2001 From: Rodrigo Siqueira Date: Wed, 14 Feb 2024 13:29:51 -0700 Subject: [PATCH] drm/amd/display: Return the correct HDCP error code [WHY & HOW] If the display is null when creating an HDCP session, return a proper error code. Cc: Mario Limonciello Cc: Alex Deucher Cc: stable@vger.kernel.org Acked-by: Alex Hung Signed-off-by: Rodrigo Siqueira Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c b/drivers/= gpu/drm/amd/display/modules/hdcp/hdcp_psp.c index 8c137d7c032e1..7c9805705fd38 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c @@ -513,6 +513,9 @@ enum mod_hdcp_status mod_hdcp_hdcp2_create_session(stru= ct mod_hdcp *hdcp) hdcp_cmd =3D (struct ta_hdcp_shared_memory *)psp->hdcp_context.context.me= m_context.shared_buf; memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory)); =20 + if (!display) + return MOD_HDCP_STATUS_DISPLAY_NOT_FOUND; + hdcp_cmd->in_msg.hdcp2_create_session_v2.display_handle =3D display->inde= x; =20 if (hdcp->connection.link.adjust.hdcp2.force_type =3D=3D MOD_HDCP_FORCE_T= YPE_0) --=20 2.43.0