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intel/dev: add warning on missing kernel uAPI for Gen8+ 

We carry those warnings in i965/anv. Let's have them here. Next commit
we remove some code from the drivers.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9052>
This commit is contained in:
Lionel Landwerlin 2021-02-03 11:41:58 +02:00 committed by Marge Bot
parent 196d0aa110
commit fa17bbe00c
1 changed files with 15 additions and 5 deletions
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20
src/intel/dev/gen_device_info.c
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@ -1296,17 +1296,26 @@ getparam_topology(struct gen_device_info *devinfo, int fd)
{
int slice_mask = 0;
if (!getparam(fd, I915_PARAM_SLICE_MASK, &slice_mask))
return false;
goto maybe_warn;
int n_eus;
if (!getparam(fd, I915_PARAM_EU_TOTAL, &n_eus))
return false;
goto maybe_warn;
int subslice_mask = 0;
if (!getparam(fd, I915_PARAM_SUBSLICE_MASK, &subslice_mask))
return false;
goto maybe_warn;
return update_from_masks(devinfo, slice_mask, subslice_mask, n_eus);
maybe_warn:
/* Only with Gen8+ are we starting to see devices with fusing that can only
* be detected at runtime.
*/
if (devinfo->gen >= 8)
fprintf(stderr, "Kernel 4.1 required to properly query GPU properties.\n");
return false;
}
/**
@ -1437,9 +1446,10 @@ gen_get_device_info_from_fd(int fd, struct gen_device_info *devinfo)
if (getparam(fd, I915_PARAM_CS_TIMESTAMP_FREQUENCY,
&timestamp_frequency))
devinfo->timestamp_frequency = timestamp_frequency;
else if (devinfo->gen >= 10)
/* gen10 and later requires the timestamp_frequency to be updated */
else if (devinfo->gen >= 10) {
fprintf(stderr, "Kernel 4.15 required to read the CS timestamp frequency.\n");
return false;
}
if (!getparam(fd, I915_PARAM_REVISION, &devinfo->revision))
devinfo->revision = 0;