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These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.12.y With the following command: git format-patch -N v6.12.27..HEAD (HEAD -> 8d3206ee456a5ecdf9ddbfd8e5e231e4f0cd716e) Exceptions: - (def)configs patches - github workflows patches - applied & reverted patches - readme patches - wireless patches Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
46 lines
1.5 KiB
Diff
46 lines
1.5 KiB
Diff
From 0408b200be60ec5172ca9978c402a9bb6cb854ea Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Ma=C3=ADra=20Canal?= <mcanal@igalia.com>
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Date: Mon, 23 Sep 2024 10:55:15 -0300
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Subject: [PATCH] drm/v3d: Expose Super Pages capability
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Commit 9f8e1c93a0d459463819d8bd222196b2655c279f upstream
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Add a new V3D parameter to expose the support of Super Pages to
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userspace. The userspace might want to know this information to
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apply optimizations that are specific to kernels with Super Pages
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enabled.
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Signed-off-by: Maíra Canal <mcanal@igalia.com>
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Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
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Link: https://patchwork.freedesktop.org/patch/msgid/20240923141348.2422499-12-mcanal@igalia.com
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---
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drivers/gpu/drm/v3d/v3d_drv.c | 3 +++
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include/uapi/drm/v3d_drm.h | 1 +
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2 files changed, 4 insertions(+)
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--- a/drivers/gpu/drm/v3d/v3d_drv.c
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+++ b/drivers/gpu/drm/v3d/v3d_drv.c
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@@ -108,6 +108,9 @@ static int v3d_get_param_ioctl(struct dr
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case DRM_V3D_PARAM_MAX_PERF_COUNTERS:
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args->value = v3d->perfmon_info.max_counters;
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return 0;
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+ case DRM_V3D_PARAM_SUPPORTS_SUPER_PAGES:
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+ args->value = !!v3d->gemfs;
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+ return 0;
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default:
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DRM_DEBUG("Unknown parameter %d\n", args->param);
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return -EINVAL;
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--- a/include/uapi/drm/v3d_drm.h
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+++ b/include/uapi/drm/v3d_drm.h
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@@ -290,6 +290,7 @@ enum drm_v3d_param {
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DRM_V3D_PARAM_SUPPORTS_MULTISYNC_EXT,
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DRM_V3D_PARAM_SUPPORTS_CPU_QUEUE,
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DRM_V3D_PARAM_MAX_PERF_COUNTERS,
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+ DRM_V3D_PARAM_SUPPORTS_SUPER_PAGES,
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};
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struct drm_v3d_get_param {
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