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drm/xe: Fix tile fini sequence
Only set tile->mmio.regs to NULL if not the root tile in tile_fini. The
root tile mmio regs is setup ealier in MMIO init thus it should be set
to NULL in mmio_fini.
Fixes: dd08ebf6c3
("drm/xe: Introduce a new DRM driver for Intel GPUs")
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240809232830.3302251-1-matthew.brost@intel.com
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@ -30,7 +30,8 @@ static void tiles_fini(void *arg)
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int id;
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for_each_tile(tile, xe, id)
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tile->mmio.regs = NULL;
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if (tile != xe_device_get_root_tile(xe))
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tile->mmio.regs = NULL;
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}
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/*
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@ -146,9 +147,11 @@ int xe_mmio_probe_tiles(struct xe_device *xe)
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static void mmio_fini(void *arg)
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{
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struct xe_device *xe = arg;
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struct xe_tile *root_tile = xe_device_get_root_tile(xe);
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pci_iounmap(to_pci_dev(xe->drm.dev), xe->mmio.regs);
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xe->mmio.regs = NULL;
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root_tile->mmio.regs = NULL;
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}
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int xe_mmio_init(struct xe_device *xe)
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