diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3827-drm-amdgpu-Disable-all-irqs-before-disabling-all-CRT.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3827-drm-amdgpu-Disable-all-irqs-before-disabling-all-CRT.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3827-drm-amdgpu-Disable-all-irqs-before-disabling-all-CRT.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3827-drm-amdgpu-Disable-all-irqs-before-disabling-all-CRT.patch new file mode 100644 index 00000000..ff9c4f89 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3827-drm-amdgpu-Disable-all-irqs-before-disabling-all-CRT.patch @@ -0,0 +1,47 @@ +From 6291fb650a4e95d479a9802f4f1d382f15250286 Mon Sep 17 00:00:00 2001 +From: Mikita Lipski <mikita.lipski@amd.com> +Date: Thu, 15 Mar 2018 16:53:08 -0400 +Subject: [PATCH 3827/4131] drm/amdgpu - Disable all irqs before disabling all + CRTCs + +By moving amdgpu_irq_disable_all earlier in the sequence +fixes an issue with disabling pflip interrupts: + +*ERROR* dal_irq_service_dummy_ack: called for non-implemented irq source + +Earlier patch fixed a memory corruption and revealed irq +warnings.This way it seems to be there no obvious issues +with unloading the module. + +Signed-off-by: Mikita Lipski <mikita.lipski@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 5 ++--- + 1 file changed, 2 insertions(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +index dc71a0e..8ce6354 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +@@ -1507,9 +1507,6 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev) + int i, r; + + amdgpu_amdkfd_device_fini(adev); +- /* disable all interrupts */ +- amdgpu_irq_disable_all(adev); +- + /* need to disable SMC first */ + for (i = 0; i < adev->num_ip_blocks; i++) { + if (!adev->ip_blocks[i].status.hw) +@@ -2161,6 +2158,8 @@ void amdgpu_device_fini(struct amdgpu_device *adev) + + DRM_INFO("amdgpu: finishing device.\n"); + adev->shutdown = true; ++ /* disable all interrupts */ ++ amdgpu_irq_disable_all(adev); + if (adev->mode_info.mode_config_initialized){ + if (!amdgpu_device_has_dc_support(adev)) + drm_crtc_force_disable_all(adev->ddev); +-- +2.7.4 + |