drm/xe/xe_nvm.c

86 	struct intel_dg_nvm_dev *nvm;
97 	if (WARN_ON(xe->nvm))
100 	xe->nvm = kzalloc(sizeof(*nvm), GFP_KERNEL);
101 	if (!xe->nvm)
104 	nvm = xe->nvm;
106 	nvm->writable_override = xe_nvm_writable_override(xe);
107 	nvm->non_posted_erase = xe_nvm_non_posted_erase(xe);
108 	nvm->bar.parent = &pdev->resource[0];
109 	nvm->bar.start = GEN12_GUNIT_NVM_BASE + pdev->resource[0].start;
110 	nvm->bar.end = nvm->bar.start + GEN12_GUNIT_NVM_SIZE - 1;
111 	nvm->bar.flags = IORESOURCE_MEM;
112 	nvm->bar.desc = IORES_DESC_NONE;
113 	nvm->regions = regions;
115 	nvm->bar2.parent = &pdev->resource[0];
116 	nvm->bar2.start = GEN12_DEBUG_NVM_BASE + pdev->resource[0].start;
117 	nvm->bar2.end = nvm->bar2.start + GEN12_DEBUG_NVM_SIZE - 1;
118 	nvm->bar2.flags = IORESOURCE_MEM;
119 	nvm->bar2.desc = IORES_DESC_NONE;
121 	aux_dev = &nvm->aux_dev;
123 	aux_dev->name = "nvm";
130 		drm_err(&xe->drm, "xe-nvm aux init failed %d\n", ret);
136 		drm_err(&xe->drm, "xe-nvm aux add failed %d\n", ret);
143 	kfree(nvm);
144 	xe->nvm = NULL;
150 	struct intel_dg_nvm_dev *nvm = xe->nvm;
160 	if (WARN_ON(!nvm))
163 	auxiliary_device_delete(&nvm->aux_dev);
164 	auxiliary_device_uninit(&nvm->aux_dev);
165 	kfree(nvm);
166 	xe->nvm = NULL;