drm/xe/xe_step.c

116  * xe_step_pre_gmdid_get - Determine IP steppings from PCI revid
119  * Convert the PCI revid into proper IP steppings.  This should only be
126 	u16 revid = xe->info.revid;
133 		baseid = FIELD_GET(GENMASK(5, 3), xe->info.revid);
134 		revid = FIELD_GET(GENMASK(2, 0), xe->info.revid);
175 	if (revid < size && revids[revid].graphics != STEP_NONE) {
176 		step = revids[revid];
178 		drm_warn(&xe->drm, "Unknown revid 0x%02x\n", revid);
181 		 * If we hit a gap in the revid array, use the information for
182 		 * the next revid.
188 		while (revid < size && revids[revid].graphics == STEP_NONE)
189 			revid++;
191 		if (revid < size) {
192 			drm_dbg(&xe->drm, "Using steppings for revid 0x%02x\n",
193 				revid);
194 			step = revids[revid];
217  * xe_step_gmdid_get - Determine IP steppings from GMD_ID revid fields
219  * @graphics_gmdid_revid: value of graphics GMD_ID register's revid field
220  * @media_gmdid_revid: value of media GMD_ID register's revid field
222  * Convert the revid fields of the GMD_ID registers into proper IP steppings.
224  * GMD_ID revid values are currently expected to have consistent meanings on
239 		drm_dbg(&xe->drm, "Graphics GMD_ID revid value %d treated as future stepping\n",
245 		drm_dbg(&xe->drm, "Media GMD_ID revid value %d treated as future stepping\n",