diff options
Diffstat (limited to 'lib/intel_device_info.c')
| -rw-r--r-- | lib/intel_device_info.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/intel_device_info.c b/lib/intel_device_info.c index 9e194945..12bce7ea 100644 --- a/lib/intel_device_info.c +++ b/lib/intel_device_info.c @@ -286,3 +286,26 @@ unsigned intel_gen(uint16_t devid) { return ffs(intel_device_info(devid)->gen); } + +/** + * intel_gt: + * @devid: pci device id + * + * Computes the Intel GFX GT size for the given device id. + * + * Returns: + * The GT size. + */ +unsigned intel_gt(uint16_t devid) +{ + unsigned mask = intel_gen(devid); + + if (mask >= 8) + mask = 0xf; + else if (mask >= 6) + mask = 0x3; + else + mask = 0; + + return (devid >> 4) & mask; +} |