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From: Lucas De Marchi <lucas.demarchi@intel.com>
To: Matt Roper <matthew.d.roper@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH v4 04/18] drm/i915/dg2: Update LNCF steering ranges
Date: Wed, 4 Aug 2021 13:16:32 -0700	[thread overview]
Message-ID: <20210804201632.ldvuac6wg7ftvizl@ldmartin-desk2> (raw)
In-Reply-To: <20210729170008.2836648-5-matthew.d.roper@intel.com>

On Thu, Jul 29, 2021 at 09:59:54AM -0700, Matt Roper wrote:
>DG2's replicated register ranges are almost the same at XeHP SDV with
>the exception of one LNCF sub-range that switches to gslice steering.
>We can re-use the XeHP SDV mslice steering table and just provide a
>DG2-specific LNCF steering table.
>
>Bspec: 66534
>Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
>Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
>---
> drivers/gpu/drm/i915/gt/intel_gt.c | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
>
>diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c
>index 8e13bfc81634..1971e34da254 100644
>--- a/drivers/gpu/drm/i915/gt/intel_gt.c
>+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
>@@ -103,6 +103,12 @@ static const struct intel_mmio_range xehpsdv_lncf_steering_table[] = {
> 	{},
> };
>
>+static const struct intel_mmio_range dg2_lncf_steering_table[] = {
>+	{ 0x00B000, 0x00B0FF },
>+	{ 0x00D880, 0x00D8FF },
>+	{},
>+};
>+
> static u16 slicemask(struct intel_gt *gt, int count)
> {
> 	u64 dss_mask = intel_sseu_get_subslices(&gt->info.sseu, 0);
>@@ -129,7 +135,10 @@ int intel_gt_init_mmio(struct intel_gt *gt)
> 			(intel_uncore_read(gt->uncore, GEN10_MIRROR_FUSE3) &
> 			 GEN12_MEML3_EN_MASK);
>
>-	if (IS_XEHPSDV(i915)) {
>+	if (IS_DG2(i915)) {
>+		gt->steering_table[MSLICE] = xehpsdv_mslice_steering_table;


a title "Update steering tables" would be more appropriate as this is
also setting the mslice table, even if just re-using from xehpsdv.


Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>


Lucas De Marchi

>+		gt->steering_table[LNCF] = dg2_lncf_steering_table;
>+	} else if (IS_XEHPSDV(i915)) {
> 		gt->steering_table[MSLICE] = xehpsdv_mslice_steering_table;
> 		gt->steering_table[LNCF] = xehpsdv_lncf_steering_table;
> 	} else if (GRAPHICS_VER(i915) >= 11 &&
>-- 
>2.25.4
>
>_______________________________________________
>Intel-gfx mailing list
>Intel-gfx@lists.freedesktop.org
>https://lists.freedesktop.org/mailman/listinfo/intel-gfx

  reply	other threads:[~2021-08-04 20:16 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-29 16:59 [Intel-gfx] [PATCH v4 00/18] Begin enabling Xe_HP SDV and DG2 platforms Matt Roper
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 01/18] drm/i915/xehp: handle new steering options Matt Roper
2021-08-04 19:53   ` Lucas De Marchi
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 02/18] drm/i915/xehpsdv: Define steering tables Matt Roper
2021-08-04 20:13   ` Lucas De Marchi
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 03/18] drm/i915/dg2: Add forcewake table Matt Roper
2021-08-04  0:15   ` Souza, Jose
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 04/18] drm/i915/dg2: Update LNCF steering ranges Matt Roper
2021-08-04 20:16   ` Lucas De Marchi [this message]
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 05/18] drm/i915/dg2: Add SQIDI steering Matt Roper
2021-08-04 20:22   ` Lucas De Marchi
2021-08-05 15:11     ` Matt Roper
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 06/18] drm/i915/xehp: Loop over all gslices for INSTDONE processing Matt Roper
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 07/18] drm/i915/dg2: Report INSTDONE_GEOM values in error state Matt Roper
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 08/18] drm/i915/xehp: Changes to ss/eu definitions Matt Roper
2021-08-04  0:17   ` Souza, Jose
2021-07-29 16:59 ` [Intel-gfx] [PATCH v4 09/18] drm/i915/xehpsdv: Add maximum sseu limits Matt Roper
2021-08-04 20:26   ` Lucas De Marchi
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 10/18] drm/i915/xehpsdv: Add compute DSS type Matt Roper
2021-08-04 20:36   ` Lucas De Marchi
2021-08-04 21:00     ` Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 11/18] drm/i915/dg2: DG2 uses the same sseu limits as XeHP SDV Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 12/18] drm/i915/xehpsdv: Define MOCS table for " Matt Roper
2021-07-29 17:31   ` Lucas De Marchi
2021-07-30  7:16     ` Siddiqui, Ayaz A
2021-07-30 17:01       ` Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 13/18] drm/i915/dg2: Define MOCS table for DG2 Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 14/18] drm/i915/xehpsdv: factor out function to read RP_STATE_CAP Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 15/18] drm/i915/xehpsdv: Read correct RP_STATE_CAP register Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 16/18] drm/i915/dg2: Add new LRI reg offsets Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 17/18] drm/i915/dg2: Maintain backward-compatible nested batch behavior Matt Roper
2021-07-29 17:00 ` [Intel-gfx] [PATCH v4 18/18] drm/i915/dg2: Configure PCON in DP pre-enable path Matt Roper
2021-07-29 20:59 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for Begin enabling Xe_HP SDV and DG2 platforms (rev8) Patchwork

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