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iris: fail to create screen for older unsupported HW

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loader shouldn't try, but let's be paranoid
This commit is contained in:
Kenneth Graunke 2019-01-14 00:25:23 -08:00
parent 1f91f688e8
commit e17333ea1e
1 changed files with 3 additions and 0 deletions
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3
src/gallium/drivers/iris/iris_screen.c
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@ -555,6 +555,9 @@ iris_screen_create(int fd)
if (!gen_get_device_info(screen->pci_id, &screen->devinfo))
return NULL;
if (screen->devinfo.gen < 8 || screen->devinfo.is_cherryview)
return NULL;
screen->devinfo.timestamp_frequency =
iris_getparam_integer(screen, I915_PARAM_CS_TIMESTAMP_FREQUENCY);