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author | Jason Gunthorpe <jgg@nvidia.com> | 2022-12-09 15:52:17 -0400 |
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committer | Jason Gunthorpe <jgg@nvidia.com> | 2022-12-09 15:52:17 -0400 |
commit | d69e8c63fcbbf695ff7ff2c6d26efead23cfbb3a (patch) | |
tree | 4d714ecd331233069ab718989bb017dfd934e129 /drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | |
parent | 6cfe7bd0dfd33033683639039b5608d6534c19eb (diff) | |
parent | 76dcd734eca23168cb008912c0f69ff408905235 (diff) | |
download | linux-d69e8c63fcbbf695ff7ff2c6d26efead23cfbb3a.tar.gz linux-d69e8c63fcbbf695ff7ff2c6d26efead23cfbb3a.tar.bz2 linux-d69e8c63fcbbf695ff7ff2c6d26efead23cfbb3a.zip |
Merge tag 'v6.1-rc8' into rdma.git for-next
For dependencies in following patches
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c index ee0456b5e14e..e0c8d6f09bb4 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -2393,6 +2393,26 @@ static enum bp_result get_vram_info_v25( return result; } +static enum bp_result get_vram_info_v30( + struct bios_parser *bp, + struct dc_vram_info *info) +{ + struct atom_vram_info_header_v3_0 *info_v30; + enum bp_result result = BP_RESULT_OK; + + info_v30 = GET_IMAGE(struct atom_vram_info_header_v3_0, + DATA_TABLES(vram_info)); + + if (info_v30 == NULL) + return BP_RESULT_BADBIOSTABLE; + + info->num_chans = info_v30->channel_num; + info->dram_channel_width_bytes = (1 << info_v30->channel_width) / 8; + + return result; +} + + /* * get_integrated_info_v11 * @@ -3060,6 +3080,16 @@ static enum bp_result bios_parser_get_vram_info( } break; + case 3: + switch (revision.minor) { + case 0: + result = get_vram_info_v30(bp, info); + break; + default: + break; + } + break; + default: return result; } |