powerpc/64s: Remove POWER9 DD1 support

POWER9 DD1 was never a product. It is no longer supported by upstream
firmware, and it is not effectively supported in Linux due to lack of
testing.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Michael Ellerman <mpe@ellerman.id.au>
[mpe: Remove arch_make_huge_pte() entirely]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/misc/cxl/cxl.h b/drivers/misc/cxl/cxl.h
index 918d4fb742d1..505f973e13f3 100644
--- a/drivers/misc/cxl/cxl.h
+++ b/drivers/misc/cxl/cxl.h
@@ -865,14 +865,6 @@ static inline bool cxl_is_power9(void)
         return false;
 }
 
-static inline bool cxl_is_power9_dd1(void)
-{
-        if ((pvr_version_is(PVR_POWER9)) &&
-            cpu_has_feature(CPU_FTR_POWER9_DD1))
-                return true;
-        return false;
-}
-
 ssize_t cxl_pci_afu_read_err_buffer(struct cxl_afu *afu, char *buf,
                                 loff_t off, size_t count);