summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/amdgpu/soc21.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-04-23 13:24:45 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-04-23 13:24:45 +0200
commit660a708098569a66a47d0abdad998e29e1259de6 (patch)
tree513d7f3cda11cb65f91a6f55b72308accf079c8d /drivers/gpu/drm/amd/amdgpu/soc21.c
parentf70f95b485d78838ad28dbec804b986d11ad7bb0 (diff)
parented30a4a51bb196781c8058073ea720133a65596f (diff)
Merge 6.9-rc5 into tty-next
We want the tty fixes in here as well, and it resolves a merge conflict in: drivers/tty/serial/serial_core.c as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/soc21.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/soc21.c32
1 files changed, 29 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index 581a3bd11481..43ca63fe85ac 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -457,10 +457,8 @@ static bool soc21_need_full_reset(struct amdgpu_device *adev)
{
switch (amdgpu_ip_version(adev, 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;
}
@@ -722,7 +720,10 @@ static int soc21_common_early_init(void *handle)
AMD_PG_SUPPORT_VCN |
AMD_PG_SUPPORT_JPEG |
AMD_PG_SUPPORT_GFX_PG;
- adev->external_rev_id = adev->rev_id + 0x1;
+ if (adev->rev_id == 0)
+ adev->external_rev_id = 0x1;
+ else
+ adev->external_rev_id = adev->rev_id + 0x10;
break;
case IP_VERSION(11, 5, 1):
adev->cg_flags =
@@ -869,10 +870,35 @@ 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);
}