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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-07 02:18:06 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-07 02:18:06 +0000
commitdbbf0dcdfc9a5d90d5146bb195fce97064d92c76 (patch)
treebab1434b47a284ca2893dcc0b908d1b95d982e7c /drivers/gpu/drm/amd/amdgpu/soc21.c
parentAdding upstream version 6.1.85. (diff)
downloadlinux-dbbf0dcdfc9a5d90d5146bb195fce97064d92c76.tar.xz
linux-dbbf0dcdfc9a5d90d5146bb195fce97064d92c76.zip
Adding upstream version 6.1.90.upstream/6.1.90upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/soc21.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/soc21.c27
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index 56af7b5ab..56cc59629 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -460,10 +460,8 @@ static bool soc21_need_full_reset(struct amdgpu_device *adev)
{
switch (adev->ip_versions[GC_HWIP][0]) {
case IP_VERSION(11, 0, 0):
- return amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC);
case IP_VERSION(11, 0, 2):
case IP_VERSION(11, 0, 3):
- return false;
default:
return true;
}
@@ -780,10 +778,35 @@ static int soc21_common_suspend(void *handle)
return soc21_common_hw_fini(adev);
}
+static bool soc21_need_reset_on_resume(struct amdgpu_device *adev)
+{
+ u32 sol_reg1, sol_reg2;
+
+ /* Will reset for the following suspend abort cases.
+ * 1) Only reset dGPU side.
+ * 2) S3 suspend got aborted and TOS is active.
+ */
+ if (!(adev->flags & AMD_IS_APU) && adev->in_s3 &&
+ !adev->suspend_complete) {
+ sol_reg1 = RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_81);
+ msleep(100);
+ sol_reg2 = RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_81);
+
+ return (sol_reg1 != sol_reg2);
+ }
+
+ return false;
+}
+
static int soc21_common_resume(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ if (soc21_need_reset_on_resume(adev)) {
+ dev_info(adev->dev, "S3 suspend aborted, resetting...");
+ soc21_asic_reset(adev);
+ }
+
return soc21_common_hw_init(adev);
}