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Date: Wed, 1 Jul 2015 17:32:29 +0900 From: Alexandre Courbot <acourbot@...dia.com> To: David Airlie <airlied@...ux.ie>, Lucas Stach <dev@...xeye.de>, David Herrmann <dh.herrmann@...il.com> CC: dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org, gnurou@...il.com, Alexandre Courbot <acourbot@...dia.com> Subject: [PATCH] drm/ttm: recognize ARM64 arch in ioprot handler Return proper pgprot for ARM64. This is required for objects like Nouveau fences to be mapped with expected coherency. Signed-off-by: Alexandre Courbot <acourbot@...dia.com> --- drivers/gpu/drm/ttm/ttm_bo_util.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index 882cccdad272..ac6fe40b99f7 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -490,7 +490,8 @@ pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp) else if (boot_cpu_data.x86 > 3) tmp = pgprot_noncached(tmp); #endif -#if defined(__ia64__) || defined(__arm__) || defined(__powerpc__) +#if defined(__ia64__) || defined(__arm__) || defined(__aarch64__) || \ + defined(__powerpc__) if (caching_flags & TTM_PL_FLAG_WC) tmp = pgprot_writecombine(tmp); else -- 2.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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