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From 9cf689eda644ccba0c80982cbd821c9163f5de39 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Wed, 14 Sep 2016 09:16:19 +0100
Subject: [PATCH] raspberrypi-firmware: Export the general transaction
function.
The vc4-firmware-kms module is going to be doing the MBOX FB call.
Signed-off-by: Eric Anholt <eric@anholt.net>
---
drivers/firmware/raspberrypi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/firmware/raspberrypi.c
+++ b/drivers/firmware/raspberrypi.c
@@ -46,7 +46,7 @@ static void response_callback(struct mbo
* Sends a request to the firmware through the BCM2835 mailbox driver,
* and synchronously waits for the reply.
*/
-static int
+int
rpi_firmware_transaction(struct rpi_firmware *fw, u32 chan, u32 data)
{
u32 message = MBOX_MSG(chan, data);
@@ -71,6 +71,7 @@ rpi_firmware_transaction(struct rpi_firm
return ret;
}
+EXPORT_SYMBOL_GPL(rpi_firmware_transaction);
/**
* rpi_firmware_property_list - Submit firmware property list
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