diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0255-firmware-raspberrypi-Report-the-fw-git-hash-during-p.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0255-firmware-raspberrypi-Report-the-fw-git-hash-during-p.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0255-firmware-raspberrypi-Report-the-fw-git-hash-during-p.patch b/target/linux/bcm27xx/patches-4.19/950-0255-firmware-raspberrypi-Report-the-fw-git-hash-during-p.patch new file mode 100644 index 0000000000..84d8a89659 --- /dev/null +++ b/target/linux/bcm27xx/patches-4.19/950-0255-firmware-raspberrypi-Report-the-fw-git-hash-during-p.patch @@ -0,0 +1,58 @@ +From 9abde0ff52268580501b3120629f3c92f0e5d589 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +Date: Thu, 10 Jan 2019 18:48:54 +0000 +Subject: [PATCH] firmware: raspberrypi: Report the fw git hash during + probe + +The firmware can now report the git hash from which it was built +via the mailbox, so report it during probe. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> +--- + drivers/firmware/raspberrypi.c | 17 +++++++++++++++++ + include/soc/bcm2835/raspberrypi-firmware.h | 1 + + 2 files changed, 18 insertions(+) + +--- a/drivers/firmware/raspberrypi.c ++++ b/drivers/firmware/raspberrypi.c +@@ -263,6 +263,22 @@ rpi_firmware_print_firmware_revision(str + } + + static void ++rpi_firmware_print_firmware_hash(struct rpi_firmware *fw) ++{ ++ u32 hash[5]; ++ int ret = rpi_firmware_property(fw, ++ RPI_FIRMWARE_GET_FIRMWARE_HASH, ++ hash, sizeof(hash)); ++ ++ if (ret) ++ return; ++ ++ dev_info(fw->cl.dev, ++ "Firmware hash is %08x%08x%08x%08x%08x\n", ++ hash[0], hash[1], hash[2], hash[3], hash[4]); ++} ++ ++static void + rpi_register_hwmon_driver(struct device *dev, struct rpi_firmware *fw) + { + u32 packet; +@@ -308,6 +324,7 @@ static int rpi_firmware_probe(struct pla + g_pdev = pdev; + + rpi_firmware_print_firmware_revision(fw); ++ rpi_firmware_print_firmware_hash(fw); + rpi_register_hwmon_driver(dev, fw); + + return 0; +--- a/include/soc/bcm2835/raspberrypi-firmware.h ++++ b/include/soc/bcm2835/raspberrypi-firmware.h +@@ -42,6 +42,7 @@ enum rpi_firmware_property_tag { + RPI_FIRMWARE_PROPERTY_END = 0, + RPI_FIRMWARE_GET_FIRMWARE_REVISION = 0x00000001, + RPI_FIRMWARE_GET_FIRMWARE_VARIANT = 0x00000002, ++ RPI_FIRMWARE_GET_FIRMWARE_HASH = 0x00000003, + + RPI_FIRMWARE_SET_CURSOR_INFO = 0x00008010, + RPI_FIRMWARE_SET_CURSOR_STATE = 0x00008011, |