From 785e53a83be17abb05b54fa6163684786c099af0 Mon Sep 17 00:00:00 2001 From: Sonny Jiang Date: Mon, 16 Oct 2023 16:42:02 -0400 Subject: [PATCH] drm/amdgpu/jpeg5: add power gating support Add PG support for JPEG5 Signed-off-by: Sonny Jiang Reviewed-by: Leo Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c index fbc987e299f81..71c28cc066054 100644 --- a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c +++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_0.c @@ -261,6 +261,14 @@ static int jpeg_v5_0_0_enable_static_power_gating(struct amdgpu_device *adev) UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK, ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK); + if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) { + WREG32(SOC15_REG_OFFSET(JPEG, 0, regUVD_IPX_DLDO_CONFIG), + 2 << UVD_IPX_DLDO_CONFIG__ONO1_PWR_CONFIG__SHIFT); + SOC15_WAIT_ON_RREG(JPEG, 0, regUVD_IPX_DLDO_STATUS, + 1 << UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS__SHIFT, + UVD_IPX_DLDO_STATUS__ONO1_PWR_STATUS_MASK); + } + return 0; } -- 2.30.2