ARM: P2V: extend to 16-bit translation offsets

MSM's memory is aligned to 2MB, which is more than we can do with our
existing method as we're limited to the upper 8 bits.  Extend this by
using two instructions to 16 bits, automatically selected when MSM is
enabled.

Acked-by: Tony Lindgren <tony@atomide.com>
Reviewed-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Tested-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/arm/include/asm/module.h b/arch/arm/include/asm/module.h
index d072c21332ee..a2b775b81cfa 100644
--- a/arch/arm/include/asm/module.h
+++ b/arch/arm/include/asm/module.h
@@ -31,7 +31,11 @@ struct mod_arch_specific {
 
 /* Add __virt_to_phys patching state as well */
 #ifdef CONFIG_ARM_PATCH_PHYS_VIRT
+#ifdef CONFIG_ARM_PATCH_PHYS_VIRT_16BIT
+#define MODULE_ARCH_VERMAGIC_P2V "p2v16 "
+#else
 #define MODULE_ARCH_VERMAGIC_P2V "p2v8 "
+#endif
 #else
 #define MODULE_ARCH_VERMAGIC_P2V ""
 #endif