diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3850-drm-amd-add-ACP-driver-support-V2.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3850-drm-amd-add-ACP-driver-support-V2.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3850-drm-amd-add-ACP-driver-support-V2.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3850-drm-amd-add-ACP-driver-support-V2.patch new file mode 100644 index 00000000..2f8f1ca6 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3850-drm-amd-add-ACP-driver-support-V2.patch @@ -0,0 +1,41 @@ +From 076fef6cfe7ae634a49581329ab26d010db51f54 Mon Sep 17 00:00:00 2001 +From: Maruthi Bayyavarapu <maruthi.bayyavarapu@amd.com> +Date: Tue, 22 Sep 2015 17:05:20 -0400 +Subject: [PATCH 3850/4131] drm/amd: add ACP driver support V2 + +This adds the ACP (Audio CoProcessor) IP driver and wires +it up to the amdgpu driver. The ACP block provides the DMA +engine for i2s based ALSA driver. This is required for audio +on APUs that utilize an i2s codec. + +Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> +Reviewed-by: Maruthi Bayyavarapu <maruthi.bayyavarapu@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Murali Krishna Vemuri <murali-krishna.vemuri@amd.com> +Signed-off-by: Maruthi Bayyavarapu <maruthi.bayyavarapu@amd.com> +Signed-off-by: Chunming Zhou <david1.zhou@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c +index c626865..6bbac3f 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c +@@ -420,6 +420,12 @@ static int acp_hw_init(void *handle) + adev->acp.acp_cell[2].platform_data = &i2s_pdata[1]; + adev->acp.acp_cell[2].pdata_size = sizeof(struct i2s_platform_data); + ++ adev->acp.acp_cell[3].name = "designware-i2s"; ++ adev->acp.acp_cell[3].num_resources = 1; ++ adev->acp.acp_cell[3].resources = &adev->acp.acp_res[3]; ++ adev->acp.acp_cell[3].platform_data = &i2s_pdata[2]; ++ adev->acp.acp_cell[3].pdata_size = sizeof(struct i2s_platform_data); ++ + r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, + ACP_DEVS); + if (r) +-- +2.7.4 + |