[SPARC64]: Use sun4v VIRQ interfaces as intended.

[deliverable/linux.git] / arch / sparc64 / kernel / sun4v_ivec.S

diff --git a/arch/sparc64/kernel/sun4v_ivec.S b/arch/sparc64/kernel/sun4v_ivec.S
index 16d306445912bbcb403f40abbdc6df6a8805bfdd..e2f8e1b4882a7f8cbc0c9a77c4eef33f473b7cac 100644 (file)
--- a/arch/sparc64/kernel/sun4v_ivec.S
+++ b/arch/sparc64/kernel/sun4v_ivec.S
@@ -98,13 +98,17 @@ sun4v_dev_mondo:
 
        TRAP_LOAD_IRQ_WORK_PA(%g1, %g4)
 
+       /* For VIRQs, cookie is encoded as ~bucket_phys_addr  */
+       brlz,pt %g3, 1f
+        xnor   %g3, %g0, %g4
+
        /* Get __pa(&ivector_table[IVEC]) into %g4.  */
        sethi   %hi(ivector_table_pa), %g4
        ldx     [%g4 + %lo(ivector_table_pa)], %g4
        sllx    %g3, 4, %g3
        add     %g4, %g3, %g4
 
-       ldx     [%g1], %g2
+1:     ldx     [%g1], %g2
        stxa    %g2, [%g4] ASI_PHYS_USE_EC
        stx     %g4, [%g1]