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| author | Mario Limonciello <mario.limonciello@amd.com> | 2023-06-23 10:05:20 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-30 13:11:36 -0400 |
| commit | c35b6ea8f2ecfa9d775530b70d4e727869099a9c (patch) | |
| tree | b1bd057107d9e7d2a76b0540fdebff5c848fa838 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c | |
| parent | 274d205cb59f43815542e04b42a9e6d0b9b95eff (diff) | |
| download | linux-c35b6ea8f2ecfa9d775530b70d4e727869099a9c.tar.gz linux-c35b6ea8f2ecfa9d775530b70d4e727869099a9c.tar.bz2 linux-c35b6ea8f2ecfa9d775530b70d4e727869099a9c.zip | |
drm/amd/display: Set minimum requirement for using PSR-SU on Rembrandt
A number of parade TCONs are causing system hangs when utilized with
older DMUB firmware and PSR-SU. Some changes have been introduced into
DMUB firmware to add resilience against these failures.
Don't allow running PSR-SU unless on the newer firmware.
Cc: stable@vger.kernel.org
Cc: Sean Wang <sean.ns.wang@amd.com>
Cc: Marc Rossi <Marc.Rossi@amd.com>
Cc: Hamza Mahfooz <Hamza.Mahfooz@amd.com>
Cc: Tsung-hua (Ryan) Lin <Tsung-hua.Lin@amd.com>
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2443
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c index d647f68fd563..4f61d4f257cd 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c @@ -24,6 +24,7 @@ */ #include "amdgpu_dm_psr.h" +#include "dc_dmub_srv.h" #include "dc.h" #include "dm_helpers.h" #include "amdgpu_dm.h" @@ -50,7 +51,7 @@ static bool link_supports_psrsu(struct dc_link *link) !link->dpcd_caps.psr_info.psr2_su_y_granularity_cap) return false; - return true; + return dc_dmub_check_min_version(dc->ctx->dmub_srv->dmub); } /* |