From e730c585237eb11f61d3e6555bf47e41c72d0626 Mon Sep 17 00:00:00 2001 From: Nicholas Kazlauskas Date: Wed, 3 Apr 2024 10:41:29 -0400 Subject: drm/amd/display: Pass sequential ONO bit to DMCUB boot options [Why] IPS ono sequence ordering differs based on the ASIC. [How] Detect the ASIC ID revision and set the boot option accordingly. Feed it through the DCN35 DMUB functions. Reviewed-by: Sung joon Kim Acked-by: Rodrigo Siqueira Signed-off-by: Nicholas Kazlauskas Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 9 +++++++++ drivers/gpu/drm/amd/display/dmub/dmub_srv.h | 1 + drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c | 1 + 3 files changed, 11 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 4d9a76446df8..75c78f6e2fde 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1230,6 +1230,15 @@ static int dm_dmub_hw_init(struct amdgpu_device *adev) break; } + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + hw_params.ips_sequential_ono = adev->external_rev_id > 0x10; + break; + default: + break; + } + status = dmub_srv_hw_init(dmub_srv, &hw_params); if (status != DMUB_STATUS_OK) { DRM_ERROR("Error initializing DMUB HW: %d\n", status); diff --git a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h index 662bdb0e5d3d..2fde1f043d50 100644 --- a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h +++ b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h @@ -297,6 +297,7 @@ struct dmub_srv_hw_params { bool dpia_hpd_int_enable_supported; bool disable_clock_gate; bool disallow_dispclk_dppclk_ds; + bool ips_sequential_ono; enum dmub_memory_access_type mem_access_type; enum dmub_ips_disable_type disable_ips; }; diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c index 98afaecd3984..70e63aeb8f89 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c @@ -420,6 +420,7 @@ void dmub_dcn35_enable_dmub_boot_options(struct dmub_srv *dmub, const struct dmu boot_options.bits.disable_clk_ds = params->disallow_dispclk_dppclk_ds; boot_options.bits.disable_clk_gate = params->disable_clock_gate; boot_options.bits.ips_disable = params->disable_ips; + boot_options.bits.ips_sequential_ono = params->ips_sequential_ono; REG_WRITE(DMCUB_SCRATCH14, boot_options.all); } -- cgit v1.2.3