diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-07-06 12:58:47 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-07-26 23:31:10 +0100 |
| commit | 3efebcb90417c294d1b2041e590e2b146670dec4 (patch) | |
| tree | 770dec17b2c64c543a46731de30744dc6fa9cd5f /lib/intel_device_info.c | |
| parent | 6b72caa5056a8baa90584101792324b65773463a (diff) | |
lib/i915: Report unknown device as the future
Since we likely know all the old devices, an unknown device is most
likely a future device, so use -1u instead of 0 for its generation.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Diffstat (limited to 'lib/intel_device_info.c')
| -rw-r--r-- | lib/intel_device_info.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/intel_device_info.c b/lib/intel_device_info.c index 6c9ac388..eee7cac9 100644 --- a/lib/intel_device_info.c +++ b/lib/intel_device_info.c @@ -454,11 +454,11 @@ out: * Computes the Intel GFX generation for the given device id. * * Returns: - * The GFX generation on successful lookup, 0 on failure. + * The GFX generation on successful lookup, -1u on failure. */ unsigned intel_gen(uint16_t devid) { - return ffs(intel_get_device_info(devid)->gen); + return ffs(intel_get_device_info(devid)->gen) ?: -1u; } /** |