/branches/gl-inet/target/linux/brcm2708/patches-4.9/950-0103-raspberrypi-firmware-Export-the-general-transaction-.patch |
@@ -0,0 +1,42 @@ |
From 34454ca8cf9b63b0973fb23271810461a45a9884 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 ++- |
include/soc/bcm2835/raspberrypi-firmware.h | 1 + |
2 files changed, 3 insertions(+), 1 deletion(-) |
|
--- a/drivers/firmware/raspberrypi.c |
+++ b/drivers/firmware/raspberrypi.c |
@@ -42,7 +42,7 @@ 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); |
@@ -63,6 +63,7 @@ rpi_firmware_transaction(struct rpi_firm |
|
return ret; |
} |
+EXPORT_SYMBOL_GPL(rpi_firmware_transaction); |
|
/** |
* rpi_firmware_property_list - Submit firmware property list |
--- a/include/soc/bcm2835/raspberrypi-firmware.h |
+++ b/include/soc/bcm2835/raspberrypi-firmware.h |
@@ -131,5 +131,6 @@ int rpi_firmware_property(struct rpi_fir |
int rpi_firmware_property_list(struct rpi_firmware *fw, |
void *data, size_t tag_size); |
struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node); |
+int rpi_firmware_transaction(struct rpi_firmware *fw, u32 chan, u32 data); |
|
#endif /* __SOC_RASPBERRY_FIRMWARE_H__ */ |