drm/i915/reg: fix undefined behavior due to shift overflowing the constant
Use REG_GENMASK() and REG_FIELD_PREP() to avoid errors due to -fsanitize=shift. References: https://lore.kernel.org/r/20220405151517.29753-12-bp@alien8.deReported-by: Borislav Petkov <bp@suse.de> Reported-by: Ruiqi GONG <gongruiqi1@huawei.com> Cc: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220518113315.1305027-1-jani.nikula@intel.com (cherry picked from commit 230fb39f)
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