提交 a2f28e69 编写于 作者: M Mike Travis 提交者: Ingo Molnar

x86/platform/UV: Update MMIOH setup function to work for both UV3 and UV4

Since UV3 and UV4 MMIOH regions are setup the same, we can use a common
function to setup both.
Tested-by: NJohn Estabrook <estabrook@sgi.com>
Tested-by: NGary Kroening <gfk@sgi.com>
Tested-by: NNathan Zimmer <nzimmer@sgi.com>
Signed-off-by: NMike Travis <travis@sgi.com>
Reviewed-by: NDimitri Sivanich <sivanich@sgi.com>
Cc: Andrew Banman <abanman@sgi.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Len Brown <len.brown@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Russ Anderson <rja@sgi.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20160429215404.100504077@asylum.americas.sgi.comSigned-off-by: NIngo Molnar <mingo@kernel.org>
上级 b608f87f
......@@ -608,6 +608,7 @@ static __initdata struct mmioh_config mmiohs[] = {
},
};
/* UV3 & UV4 have identical MMIOH overlay configs */
static __init void map_mmioh_high_uv3(int index, int min_pnode, int max_pnode)
{
union uv3h_rh_gam_mmioh_overlay_config0_mmr_u overlay;
......@@ -687,7 +688,7 @@ static __init void map_mmioh_high(int min_pnode, int max_pnode)
unsigned long mmr, base;
int shift, enable, m_io, n_io;
if (is_uv3_hub()) {
if (is_uv3_hub() || is_uv4_hub()) {
/* Map both MMIOH Regions */
map_mmioh_high_uv3(0, min_pnode, max_pnode);
map_mmioh_high_uv3(1, min_pnode, max_pnode);
......
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