diff options
author | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-18 18:04:33 +0100 |
---|---|---|
committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-19 07:17:21 +0100 |
commit | 62b7f5931c54e96fca56dd8761b0e466d355c881 (patch) | |
tree | 1258b392752379833a075df006c2f6d7ac4be51d /target/linux/bcm27xx/patches-5.4/950-0352-staging-vchiq_arm-Set-up-dma-ranges-on-child-devices.patch | |
parent | 76d1168d0d4b9d76e2ad78c0fc6b255561deb284 (diff) | |
download | upstream-62b7f5931c54e96fca56dd8761b0e466d355c881.tar.gz upstream-62b7f5931c54e96fca56dd8761b0e466d355c881.tar.bz2 upstream-62b7f5931c54e96fca56dd8761b0e466d355c881.zip |
bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry-picked from commit f07e572f64)
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0352-staging-vchiq_arm-Set-up-dma-ranges-on-child-devices.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0352-staging-vchiq_arm-Set-up-dma-ranges-on-child-devices.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0352-staging-vchiq_arm-Set-up-dma-ranges-on-child-devices.patch b/target/linux/bcm27xx/patches-5.4/950-0352-staging-vchiq_arm-Set-up-dma-ranges-on-child-devices.patch new file mode 100644 index 0000000000..0a6660b893 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0352-staging-vchiq_arm-Set-up-dma-ranges-on-child-devices.patch @@ -0,0 +1,33 @@ +From a9b691174273348a6818213b9f008ae555e1c98c Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +Date: Tue, 29 Jan 2019 16:13:25 +0000 +Subject: [PATCH] staging: vchiq_arm: Set up dma ranges on child + devices + +The VCHIQ driver now loads the audio, camera, codec, and vc-sm +drivers as platform drivers. However they were not being given +the correct DMA configuration. + +Call of_dma_configure with the parent (VCHIQ) parameters to be +inherited by the child. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> +--- + .../staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c ++++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c +@@ -3195,6 +3195,12 @@ vchiq_register_child(struct platform_dev + child = NULL; + } + ++ /* ++ * We want the dma-ranges etc to be copied from the parent VCHIQ device ++ * to be passed on to the children too. ++ */ ++ of_dma_configure(&new_dev->dev, pdev->dev.of_node, true); ++ + return child; + } + |