From: Vinod Govindapillai <vinod.govindapillai@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH v12 1/7] drm/i915: fix the derating percentage for MTL
Date: Thu, 1 Jun 2023 19:03:44 +0300 [thread overview]
Message-ID: <20230601160350.43888-2-vinod.govindapillai@intel.com> (raw)
In-Reply-To: <20230601160350.43888-1-vinod.govindapillai@intel.com>
Follow the values from bspec for the percentage overhead for
efficiency in MTL BW calculations.
Bspec: 64631
Signed-off-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
---
drivers/gpu/drm/i915/display/intel_bw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
index 597d5816ad1b..ab405c48ca3a 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.c
+++ b/drivers/gpu/drm/i915/display/intel_bw.c
@@ -379,7 +379,7 @@ static const struct intel_sa_info mtl_sa_info = {
.deburst = 32,
.deprogbwlimit = 38, /* GB/s */
.displayrtids = 256,
- .derating = 20,
+ .derating = 10,
};
static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel_sa_info *sa)
--
2.34.1
next prev parent reply other threads:[~2023-06-01 16:05 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-01 16:03 [Intel-gfx] [PATCH v12 0/7] mtl: add support for pmdemand Vinod Govindapillai
2023-06-01 16:03 ` Vinod Govindapillai [this message]
2023-06-01 16:03 ` [Intel-gfx] [PATCH v12 2/7] drm/i915: update the QGV point frequency calculations Vinod Govindapillai
2023-06-01 16:03 ` [Intel-gfx] [PATCH v12 3/7] drm/i915: store the peak bw per QGV point Vinod Govindapillai
2023-06-01 16:03 ` [Intel-gfx] [PATCH v12 4/7] drm/i915: extract intel_bw_check_qgv_points() Vinod Govindapillai
2023-06-01 16:03 ` [Intel-gfx] [PATCH v12 5/7] drm/i915: modify max_bw to return index to intel_bw_info Vinod Govindapillai
2023-06-01 16:03 ` [Intel-gfx] [PATCH v12 6/7] drm/i915/mtl: find the best QGV point for the SAGV configuration Vinod Govindapillai
2023-06-05 9:49 ` Imre Deak
2023-06-05 9:59 ` Govindapillai, Vinod
2023-06-01 16:03 ` [Intel-gfx] [PATCH v12 7/7] drm/i915/mtl: Add support for PM DEMAND Vinod Govindapillai
2023-06-05 10:09 ` Imre Deak
2023-06-01 21:53 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for mtl: add support for pmdemand (rev12) Patchwork
2023-06-01 21:53 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2023-06-01 22:12 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-06-04 0:50 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
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