From a1383655cfaa71609d6236ae0fcf3b6047462b98 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Sat, 29 Feb 2020 09:25:20 +0100 Subject: bcm27xx: add linux 5.4 support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Tested on bcm2710 (Raspberry Pi 3B). Signed-off-by: Álvaro Fernández Rojas --- ...-firmware-Export-the-general-transaction-.patch | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 target/linux/bcm27xx/patches-5.4/950-0094-raspberrypi-firmware-Export-the-general-transaction-.patch (limited to 'target/linux/bcm27xx/patches-5.4/950-0094-raspberrypi-firmware-Export-the-general-transaction-.patch') diff --git a/target/linux/bcm27xx/patches-5.4/950-0094-raspberrypi-firmware-Export-the-general-transaction-.patch b/target/linux/bcm27xx/patches-5.4/950-0094-raspberrypi-firmware-Export-the-general-transaction-.patch new file mode 100644 index 0000000000..02f1a6ffd4 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0094-raspberrypi-firmware-Export-the-general-transaction-.patch @@ -0,0 +1,32 @@ +From e8d812ff247c8d194bee2d353baf8cc3bbd52690 Mon Sep 17 00:00:00 2001 +From: Eric Anholt +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 +--- + drivers/firmware/raspberrypi.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/firmware/raspberrypi.c ++++ b/drivers/firmware/raspberrypi.c +@@ -43,7 +43,7 @@ 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); +@@ -68,6 +68,7 @@ rpi_firmware_transaction(struct rpi_firm + + return ret; + } ++EXPORT_SYMBOL_GPL(rpi_firmware_transaction); + + /** + * rpi_firmware_property_list - Submit firmware property list -- cgit v1.2.3