From: Matthew Auld <matthew.auld@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: x86@kernel.org, Paulo Zanoni <paulo.r.zanoni@intel.com>,
"H . Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@kernel.org>
Subject: [PATCH 2/8] x86/early-quirks: replace the magical increment start values
Date: Fri, 24 Nov 2017 16:42:51 +0000 [thread overview]
Message-ID: <20171124164257.29955-3-matthew.auld@intel.com> (raw)
In-Reply-To: <20171124164257.29955-1-matthew.auld@intel.com>
Replace the magical +2, +9 etc. with +MB, which is far easier to read.
Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: x86@kernel.org
---
arch/x86/kernel/early-quirks.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 3116f579841a..3bc1e49d6c41 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -428,9 +428,9 @@ static resource_size_t __init chv_stolen_size(int num, int slot, int func)
if (gms < 0x11)
return gms * MB(32);
else if (gms < 0x17)
- return (gms - 0x11 + 2) * MB(4);
+ return (gms - 0x11) * MB(4) + MB(8);
else
- return (gms - 0x17 + 9) * MB(4);
+ return (gms - 0x17) * MB(4) + MB(36);
}
static resource_size_t __init gen9_stolen_size(int num, int slot, int func)
@@ -446,7 +446,7 @@ static resource_size_t __init gen9_stolen_size(int num, int slot, int func)
if (gms < 0xf0)
return gms * MB(32);
else
- return (gms - 0xf0 + 1) * MB(4);
+ return (gms - 0xf0) * MB(4) + MB(4);
}
struct intel_early_ops {
--
2.14.3
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next prev parent reply other threads:[~2017-11-24 16:43 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-24 16:42 [PATCH 0/8] make stolen resource centric Matthew Auld
2017-11-24 16:42 ` [PATCH 1/8] x86/early-quirks: Extend Intel graphics stolen memory placement to 64bit Matthew Auld
2017-11-24 16:42 ` Matthew Auld [this message]
2017-11-24 17:06 ` [PATCH 2/8] x86/early-quirks: replace the magical increment start values Ville Syrjälä
2017-11-24 16:42 ` [PATCH 3/8] drm/i915: nuke the duplicated stolen discovery Matthew Auld
2017-11-24 16:42 ` [PATCH 4/8] drm/i915: s/mappable_end/mappable_size/ Matthew Auld
2017-11-24 16:42 ` [PATCH 5/8] drm/i915: make dsm struct resource centric Matthew Auld
2017-11-24 16:42 ` [PATCH 6/8] drm/i915: make reserved " Matthew Auld
2017-11-24 16:42 ` [PATCH 7/8] drm/i915: make mappable " Matthew Auld
2017-11-24 16:42 ` [PATCH 8/8] drm/i915: prefer resource_size_t for everything stolen Matthew Auld
2017-11-24 16:54 ` Chris Wilson
2017-11-24 17:56 ` Matthew Auld
2017-11-24 18:30 ` Chris Wilson
2017-11-24 17:02 ` ✓ Fi.CI.BAT: success for make stolen resource centric (rev2) Patchwork
2017-11-24 19:29 ` ✗ Fi.CI.IGT: failure " Patchwork
-- strict thread matches above, loose matches on Subject: below --
2017-12-11 12:14 [PATCH 0/8] make stolen resource centric Matthew Auld
2017-12-11 12:14 ` [PATCH 2/8] x86/early-quirks: replace the magical increment start values Matthew Auld
2017-12-11 12:14 ` Matthew Auld
2017-12-11 14:39 ` Ingo Molnar
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