[Buildroot] [PATCH v2 1/8] package/freescale-imx/firmware-imx: bump version to 8.10
Fabio Estevam
festevam at gmail.com
Wed Jan 13 00:27:55 UTC 2021
Hi Romain,
On Tue, Jan 12, 2021 at 7:50 PM Romain Naour <romain.naour at gmail.com> wrote:
> Not related to this patch, but why those firmware are installed to
> $(TARGET_DIR)/lib/firmware/imx ?
>
> Because without any change I get:
>
> coda 2040000.vpu: Direct firmware load for vpu/vpu_fw_imx6q.bin failed with error -2
> coda 2040000.vpu: Falling back to sysfs fallback for: vpu/vpu_fw_imx6q.bin
> coda 2040000.vpu: Direct firmware load for v4l-coda960-imx6q.bin failed with
> error -2
> coda 2040000.vpu: Falling back to sysfs fallback for: v4l-coda960-imx6q.bin
> coda 2040000.vpu: firmware request failed
>
> It seems that vpu directory is expected to be in "firmware" directory:
> $(TARGET_DIR)/lib/firmware/vpu
>
> see:
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=8af7779f3cbc1f6720d15f00abc797493710d1ab
>
> At least we have to create a simlink:
> /lib/firmware/imx/vpu -> /lib/firmware/vpu
>
> or set fw_path_para in the kernel cmdline:
> firmware_class.path=/lib/firmware/imx/
I notice the same here on a imx53.
Then I tried to change the VPU path like this:
--- a/package/freescale-imx/firmware-imx/firmware-imx.mk
+++ b/package/freescale-imx/firmware-imx/firmware-imx.mk
@@ -116,9 +116,9 @@ endif
FIRMWARE_IMX_VPU_FW_NAME = $(call
qstrip,$(BR2_PACKAGE_FIRMWARE_IMX_VPU_FW_NAME))
ifneq ($(FIRMWARE_IMX_VPU_FW_NAME),)
define FIRMWARE_IMX_INSTALL_TARGET_VPU_FW
- mkdir -p $(TARGET_DIR)/lib/firmware/imx/vpu
+ mkdir -p $(TARGET_DIR)/lib/firmware/vpu
cp $(@D)/firmware/vpu/vpu_fw_$(FIRMWARE_IMX_VPU_FW_NAME)*.bin \
- $(TARGET_DIR)/lib/firmware/imx/vpu/
+ $(TARGET_DIR)/lib/firmware/vpu/
endef
endif
,but the VPU firmware is still not found:
[ 9.237801] coda 63ff4000.vpu: IRQ bit not found
[ 9.291801] coda 63ff4000.vpu: Direct firmware load for
vpu_fw_imx53.bin failed with error -2
[ 9.300646] coda 63ff4000.vpu: Falling back to sysfs fallback for:
vpu_fw_imx53.bin
done
Saving random seed: [ 9.997216] random: dd: uninitialized urandom
read (512 bytes read)
OK
Starting network: OK
Welcome to Buildroot
buildroot login: root
# ls /lib/firmware/vpu/vpu_fw_imx53.bin
/lib/firmware/vpu/vpu_fw_imx53.bin
#
Any ideas?
Thanks,
Fabio Estevam
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