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From:   Fenghua Yu <fenghua.yu@intel.com>
To:     "Vinod Koul" <vkoul@kernel.org>,
        "Dave Jiang" <dave.jiang@intel.com>
Cc:     dmaengine@vger.kernel.org,
        "linux-kernel" <linux-kernel@vger.kernel.org>,
        Tony Zhu <tony.zhu@intel.com>,
        Fenghua Yu <fenghua.yu@intel.com>
Subject: [PATCH v4 10/16] dmaengine: idxd: add descs_completed field for completion record
Date:   Fri,  7 Apr 2023 13:31:37 -0700
Message-Id: <20230407203143.2189681-11-fenghua.yu@intel.com>
In-Reply-To: <20230407203143.2189681-1-fenghua.yu@intel.com>
References: <20230407203143.2189681-1-fenghua.yu@intel.com>
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From: Dave Jiang <dave.jiang@intel.com>

The descs_completed field for a completion record is part of a batch
descriptor completion record. It takes the same location as bytes_completed
in a normal descriptor field. Add to expose to user.

Tested-by: Tony Zhu <tony.zhu@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Co-developed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
---
 include/uapi/linux/idxd.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/idxd.h b/include/uapi/linux/idxd.h
index 685440a2c4bc..37732016f3b0 100644
--- a/include/uapi/linux/idxd.h
+++ b/include/uapi/linux/idxd.h
@@ -289,7 +289,10 @@ struct dsa_completion_record {
 	};
 	uint8_t			fault_info;
 	uint8_t			rsvd;
-	uint32_t		bytes_completed;
+	union {
+		uint32_t		bytes_completed;
+		uint32_t		descs_completed;
+	};
 	uint64_t		fault_addr;
 	union {
 		/* common record */
-- 
2.37.1