Since ioread32 returns a 32-bit value, it is impossible to left-shift this value by 32 bits (it produces a compilation error). Casting the return value of ioread32 fix this issue.
Signed-off-by: Jérémy Lefaure <[email protected]> --- drivers/gpu/drm/i915/gvt/gtt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 29de179..d560898 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -274,7 +274,7 @@ static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index) pte = readq(addr); #else pte = ioread32(addr); - pte |= ioread32(addr + 4) << 32; + pte |= (u64)ioread32(addr + 4) << 32; #endif return pte; } -- 2.10.0 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
