drm/xe/reg_sr: Convert register access to use xe_mmio

Stop using GT pointers for register access.

Reviewed-by: Rodrigo Vivi <[e-mail]>
Signed-off-by: Matt Roper <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/gpu/drm/xe/xe_reg_sr.c

···
 	else if (entry->clr_bits + 1)
 		val = (reg.mcr ?
 		       xe_gt_mcr_unicast_read_any(gt, reg_mcr) :
-		       xe_mmio_read32(gt, reg)) & (~entry->clr_bits);
+		       xe_mmio_read32(&gt->mmio, reg)) & (~entry->clr_bits);
 	else
 		val = 0;
 
···
 	if (entry->reg.mcr)
 		xe_gt_mcr_multicast_write(gt, reg_mcr, val);
 	else
-		xe_mmio_write32(gt, reg, val);
+		xe_mmio_write32(&gt->mmio, reg, val);
 }
 
 void xe_reg_sr_apply_mmio(struct xe_reg_sr *sr, struct xe_gt *gt)
···
 		}
 
 		xe_reg_whitelist_print_entry(&p, 0, reg, entry);
-		xe_mmio_write32(gt, RING_FORCE_TO_NONPRIV(mmio_base, slot),
+		xe_mmio_write32(&gt->mmio, RING_FORCE_TO_NONPRIV(mmio_base, slot),
 				reg | entry->set_bits);
 		slot++;
 	}
···
 	for (; slot < RING_MAX_NONPRIV_SLOTS; slot++) {
 		u32 addr = RING_NOPID(mmio_base).addr;
 
-		xe_mmio_write32(gt, RING_FORCE_TO_NONPRIV(mmio_base, slot), addr);
+		xe_mmio_write32(&gt->mmio, RING_FORCE_TO_NONPRIV(mmio_base, slot), addr);
 	}
 
 	err = xe_force_wake_put(gt_to_fw(gt), XE_FORCEWAKE_ALL);