drm/radeon/cayman: add some missing regs to the VM reg checker

commit 860fe2f05fa2eacac84368e23547ec8cf3cc6652 upstream.

These regs were being wronly rejected leading to rendering
issues.

fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=56876

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index 977b22d4f478e469e869b1df92a62624534ae3ff..22c84bcfaebf8363968a189012beabc056772b20 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -2671,6 +2671,9 @@ static bool evergreen_vm_reg_valid(u32 reg)
        /* check config regs */
        switch (reg) {
        case GRBM_GFX_INDEX:
+       case CP_STRMOUT_CNTL:
+       case CP_COHER_CNTL:
+       case CP_COHER_SIZE:
        case VGT_VTX_VECT_EJECT_REG:
        case VGT_CACHE_INVALIDATION:
        case VGT_GS_VERTEX_REUSE:

diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index f62ccd3555d85bfecb563ad5a7aabfa113e91a9e..2eaaea061d6ca119e5b7a93380b6516367689311 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -77,6 +77,10 @@
 
 #define        CONFIG_MEMSIZE                                  0x5428
 
+#define        CP_STRMOUT_CNTL                                 0x84FC
+
+#define        CP_COHER_CNTL                                   0x85F0
+#define        CP_COHER_SIZE                                   0x85F4
 #define        CP_COHER_BASE                                   0x85F8
 #define CP_ME_CNTL                                     0x86D8
 #define                CP_ME_HALT                                      (1 << 28)