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 DF4FC8635C; Tue, 26 Aug 2025 11:50:07 +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=1756209008; cv=none; b=EpXVEqckreVp4eTfjVy+bPJz78m+dKija1H75UEehH6fcwzEYLlub/1VkR1L+XiQvQgq43dBwmAiXR+GGPfd3tPbAsFdtd1rR87E0eiVWbQgfm5X/SWweRhQVQIygsavXI2LvEYzCbeIsI5hxOioW23VEWNPONOMuhwGNmkAV/E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756209008; c=relaxed/simple; bh=TU9OKUFSEgToJboc98V/0Q7VSvPGjY6HyV3SyNZbESU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=uNTWYFwO0wNwL5+OWrEh4eUJUtEXaDVlsKOyELqPdNvzlEwQ4y+SJrCNhTwE3X9BIt9nA2C+z3TjkMoWWwcKkOc4ho6F/BPQVUJJ34ltB/7M1pleSYemzPLn7zqfQgxmcdVljGmrO7r/1AL1+dLAC7BtcC39v6HwQwMPyVlgbqc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XLw2ApOX; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="XLw2ApOX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70ABEC4CEF1; Tue, 26 Aug 2025 11:50:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1756209007; bh=TU9OKUFSEgToJboc98V/0Q7VSvPGjY6HyV3SyNZbESU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XLw2ApOXW5vkhvE4Gitr97hL42q8dknxWNbux8GpIfV0YUhCOcRs1ldZZs8Y/ZX+f xw6hpi3NmmwBmD4BkhLFmgMvDxDm7oxpERE3XmUVeuSHCXBN42vDfykO7fBvQ5sCLq qaUMygrYj7F3DHrZ/2xDKfaNSkdnv8jjQnwOXcyM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Oren Sidi , Alex Lazar , Tariq Toukan , Leon Romanovsky , Sasha Levin Subject: [PATCH 6.12 315/322] net/mlx5: Add IFC bits and enums for buf_ownership Date: Tue, 26 Aug 2025 13:12:10 +0200 Message-ID: <20250826110923.667704908@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250826110915.169062587@linuxfoundation.org> References: <20250826110915.169062587@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Oren Sidi [ Upstream commit 6f09ee0b583cad4f2b6a82842c26235bee3d5c2e ] Extend structure layouts and defines buf_ownership. buf_ownership indicates whether the buffer is managed by SW or FW. Signed-off-by: Oren Sidi Reviewed-by: Alex Lazar Signed-off-by: Tariq Toukan Link: https://patch.msgid.link/1752734895-257735-3-git-send-email-tariqt@nvidia.com Signed-off-by: Leon Romanovsky Stable-dep-of: 451d2849ea66 ("net/mlx5e: Query FW for buffer ownership") Signed-off-by: Sasha Levin --- include/linux/mlx5/mlx5_ifc.h | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 512e25c416ae..2b1a816e4d59 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -10358,8 +10358,16 @@ struct mlx5_ifc_pifr_reg_bits { u8 port_filter_update_en[8][0x20]; }; +enum { + MLX5_BUF_OWNERSHIP_UNKNOWN = 0x0, + MLX5_BUF_OWNERSHIP_FW_OWNED = 0x1, + MLX5_BUF_OWNERSHIP_SW_OWNED = 0x2, +}; + struct mlx5_ifc_pfcc_reg_bits { - u8 reserved_at_0[0x8]; + u8 reserved_at_0[0x4]; + u8 buf_ownership[0x2]; + u8 reserved_at_6[0x2]; u8 local_port[0x8]; u8 reserved_at_10[0xb]; u8 ppan_mask_n[0x1]; @@ -10491,7 +10499,9 @@ struct mlx5_ifc_mtutc_reg_bits { struct mlx5_ifc_pcam_enhanced_features_bits { u8 reserved_at_0[0x48]; u8 fec_100G_per_lane_in_pplm[0x1]; - u8 reserved_at_49[0x1f]; + u8 reserved_at_49[0xa]; + u8 buffer_ownership[0x1]; + u8 resereved_at_54[0x14]; u8 fec_50G_per_lane_in_pplm[0x1]; u8 reserved_at_69[0x4]; u8 rx_icrc_encapsulated_counter[0x1]; -- 2.50.1