diff options
| author | Leo Li <sunpeng.li@amd.com> | 2026-03-13 14:22:41 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-03-17 10:50:30 -0400 |
| commit | 15bdd0eaaf927c70f92e84280cb4268576f8e81a (patch) | |
| tree | 46804141be1152fd143ad44f2c3cf3f6c0abb787 | |
| parent | c51632d1ed7ac5aed2d40dbc0718d75342c12c6a (diff) | |
drm/amdgpu/atomfirmware: Add LpDDR5x and new fields for info v2_3
[Why]
Newer DCN bandwidth calculations require new definitions.
[How]
Add new fields cpu_id and vram_bit_width for
atom_integrated_system_info_v2_3, and add a memtype for LpDDR5x.
Reviewed-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/include/atomfirmware.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h index 18f9642a42ee..62f7ed0b2066 100644 --- a/drivers/gpu/drm/amd/include/atomfirmware.h +++ b/drivers/gpu/drm/amd/include/atomfirmware.h @@ -1695,7 +1695,9 @@ struct atom_integrated_system_info_v2_3 { uint8_t gpu_package_id; struct edp_info_table edp1_info; struct edp_info_table edp2_info; - uint32_t reserved2[8]; + uint32_t cpuid; + uint32_t vram_bit_width; + uint32_t reserved2[6]; struct atom_external_display_connection_info extdispconninfo; uint8_t UMACarveoutVersion; uint8_t UMACarveoutIndexMax; @@ -1770,6 +1772,7 @@ enum atom_dmi_t17_mem_type_def{ Hbm2MemType, ///< Assign 33 to HBM2 Ddr5MemType, ///< Assign 34 to DDR5 LpDdr5MemType, ///< Assign 35 to LPDDR5 + LpDdr5xMemType, ///< Assign 36 to LPDDR5x }; |