diff options
| author | Matt Roper <[email protected]> | 2023-06-14 13:52:00 -0700 |
|---|---|---|
| committer | Rodrigo Vivi <[email protected]> | 2023-12-21 11:35:06 -0500 |
| commit | 54c5b74a06939bec61aa59421aa1073c0b666c2c (patch) | |
| tree | aaee4aa3de3056e2165d93aee24799852dcac4c8 | |
| parent | 413343584725f1fab9c4c676504cf6478dc3281b (diff) | |
drm/xe: Don't raise error on fused-off media
It's legitimate for the media GMD_ID register to read back as 0x0 if
media functionality is fused off or otherwise not present on the
platform. Avoid printing an "unknown media version" error message for
this case.
Reviewed-by: Gustavo Sousa <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Matt Roper <[email protected]>
Signed-off-by: Rodrigo Vivi <[email protected]>
| -rw-r--r-- | drivers/gpu/drm/xe/xe_pci.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c index 5c0c2e9b901e..749826548b4a 100644 --- a/drivers/gpu/drm/xe/xe_pci.c +++ b/drivers/gpu/drm/xe/xe_pci.c @@ -447,6 +447,10 @@ static void handle_gmdid(struct xe_device *xe, peek_gmdid(xe, GMD_ID.addr + 0x380000, &ver, media_revid); + /* Media may legitimately be fused off / not present */ + if (ver == 0) + return; + for (int i = 0; i < ARRAY_SIZE(media_ip_map); i++) { if (ver == media_ip_map[i].ver) { xe->info.media_verx100 = ver; |