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Message-Id: <20190509211353.213194-14-gwendal@chromium.org>
Date:   Thu,  9 May 2019 14:13:36 -0700
From:   Gwendal Grignou <gwendal@...omium.org>
To:     enric.balletbo@...labora.com, bleung@...omium.org,
        groeck@...omium.org, lee.jones@...aro.org, jic23@...nel.org,
        broonie@...nel.org, cychiang@...omium.org, tiwai@...e.com
Cc:     linux-iio@...r.kernel.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org,
        Gwendal Grignou <gwendal@...omium.org>
Subject: [PATCH v3 13/30] mfd: cros_ec: Expand hash API

Improve API to verify EC image signature.

Acked-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
Acked-by: Benson Leung <bleung@...omium.org>
Signed-off-by: Gwendal Grignou <gwendal@...omium.org>
---
 include/linux/mfd/cros_ec_commands.h | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/include/linux/mfd/cros_ec_commands.h b/include/linux/mfd/cros_ec_commands.h
index 0ff1941288cf..76943e64998a 100644
--- a/include/linux/mfd/cros_ec_commands.h
+++ b/include/linux/mfd/cros_ec_commands.h
@@ -2018,8 +2018,15 @@ enum ec_vboot_hash_status {
  * If one of these is specified, the EC will automatically update offset and
  * size to the correct values for the specified image (RO or RW).
  */
-#define EC_VBOOT_HASH_OFFSET_RO 0xfffffffe
-#define EC_VBOOT_HASH_OFFSET_RW 0xfffffffd
+#define EC_VBOOT_HASH_OFFSET_RO		0xfffffffe
+#define EC_VBOOT_HASH_OFFSET_ACTIVE	0xfffffffd
+#define EC_VBOOT_HASH_OFFSET_UPDATE	0xfffffffc
+
+/*
+ * 'RW' is vague if there are multiple RW images; we mean the active one,
+ * so the old constant is deprecated.
+ */
+#define EC_VBOOT_HASH_OFFSET_RW EC_VBOOT_HASH_OFFSET_ACTIVE
 
 /*****************************************************************************/
 /*
-- 
2.21.0.1020.gf2820cf01a-goog

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