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drm/xe/display: Respect remapped plane alignment

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Instead of assuming PAGE_SIZE alignment between the remapped planes
respect the value set in the struct intel_remapped_info.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Cc: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Cc: Michael J. Ruhl <michael.j.ruhl@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patch.msgid.link/20260324084018.20353-11-tvrtko.ursulin@igalia.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Tvrtko Ursulin 2026-03-24 08:40:16 +00:00 committed by Rodrigo Vivi
parent 11dbd2d146
commit cce1c47726
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GPG Key ID: FA625F640EEB13CA
1 changed files with 12 additions and 3 deletions
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15
drivers/gpu/drm/xe/display/xe_fb_pin.c
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@ -83,9 +83,6 @@ write_dpt_remapped_tiled(struct xe_bo *bo, struct iosys_map *map,
plane->dst_stride - plane->width);
}
/* Align to next page */
dest = ALIGN(dest, XE_PAGE_SIZE);
return dest;
}
@ -100,6 +97,18 @@ write_dpt_remapped(struct xe_bo *bo,
const struct intel_remapped_plane_info *plane =
&remap_info->plane[i];
if (!plane->linear && !plane->width && !plane->height)
continue;
if (dest && remap_info->plane_alignment) {
const unsigned int index = dest / sizeof(u64);
const unsigned int pad =
ALIGN(index, remap_info->plane_alignment) -
index;
dest = write_dpt_padding(map, dest, pad);
}
dest = write_dpt_remapped_tiled(bo, map, dest, plane);
}
}