141  * @mc: memory controller structure holding memory information
147 void amdgpu_gmc_vram_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc,  in amdgpu_gmc_vram_location()  argument
152 	mc->vram_start = base;  in amdgpu_gmc_vram_location()
153 	mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;  in amdgpu_gmc_vram_location()
154 	if (limit && limit < mc->real_vram_size)  in amdgpu_gmc_vram_location()
155 		mc->real_vram_size = limit;  in amdgpu_gmc_vram_location()
157 	if (mc->xgmi.num_physical_nodes == 0) {  in amdgpu_gmc_vram_location()
158 		mc->fb_start = mc->vram_start;  in amdgpu_gmc_vram_location()
159 		mc->fb_end = mc->vram_end;  in amdgpu_gmc_vram_location()
162 			mc->mc_vram_size >> 20, mc->vram_start,  in amdgpu_gmc_vram_location()
163 			mc->vram_end, mc->real_vram_size >> 20);  in amdgpu_gmc_vram_location()
170  * @mc: memory controller structure holding memory information
177 void amdgpu_gmc_gart_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc)  in amdgpu_gmc_gart_location()  argument
181 	/*To avoid the hole, limit the max mc address to AMDGPU_GMC_HOLE_START*/  in amdgpu_gmc_gart_location()
184 	mc->gart_size += adev->pm.smu_prv_buffer_size;  in amdgpu_gmc_gart_location()
189 	size_bf = mc->fb_start;  in amdgpu_gmc_gart_location()
190 	size_af = max_mc_address + 1 - ALIGN(mc->fb_end + 1, four_gb);  in amdgpu_gmc_gart_location()
192 	if (mc->gart_size > max(size_bf, size_af)) {  in amdgpu_gmc_gart_location()
194 		mc->gart_size = max(size_bf, size_af);  in amdgpu_gmc_gart_location()
197 	if ((size_bf >= mc->gart_size && size_bf < size_af) ||  in amdgpu_gmc_gart_location()
198 	    (size_af < mc->gart_size))  in amdgpu_gmc_gart_location()
199 		mc->gart_start = 0;  in amdgpu_gmc_gart_location()
201 		mc->gart_start = max_mc_address - mc->gart_size + 1;  in amdgpu_gmc_gart_location()
203 	mc->gart_start &= ~(four_gb - 1);  in amdgpu_gmc_gart_location()
204 	mc->gart_end = mc->gart_start + mc->gart_size - 1;  in amdgpu_gmc_gart_location()
206 			mc->gart_size >> 20, mc->gart_start, mc->gart_end);  in amdgpu_gmc_gart_location()
212  * @mc: memory controller structure holding memory information
214  * Function will place try to find a place for the AGP BAR in the MC address
220 void amdgpu_gmc_agp_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc)  in amdgpu_gmc_agp_location()  argument
227 		mc->agp_start = 0xffffffffffff;  in amdgpu_gmc_agp_location()
228 		mc->agp_end = 0x0;  in amdgpu_gmc_agp_location()
229 		mc->agp_size = 0;  in amdgpu_gmc_agp_location()
234 	if (mc->fb_start > mc->gart_start) {  in amdgpu_gmc_agp_location()
235 		size_bf = (mc->fb_start & sixteen_gb_mask) -  in amdgpu_gmc_agp_location()
236 			ALIGN(mc->gart_end + 1, sixteen_gb);  in amdgpu_gmc_agp_location()
237 		size_af = mc->mc_mask + 1 - ALIGN(mc->fb_end + 1, sixteen_gb);  in amdgpu_gmc_agp_location()
239 		size_bf = mc->fb_start & sixteen_gb_mask;  in amdgpu_gmc_agp_location()
240 		size_af = (mc->gart_start & sixteen_gb_mask) -  in amdgpu_gmc_agp_location()
241 			ALIGN(mc->fb_end + 1, sixteen_gb);  in amdgpu_gmc_agp_location()
245 		mc->agp_start = (mc->fb_start - size_bf) & sixteen_gb_mask;  in amdgpu_gmc_agp_location()
246 		mc->agp_size = size_bf;  in amdgpu_gmc_agp_location()
248 		mc->agp_start = ALIGN(mc->fb_end + 1, sixteen_gb);  in amdgpu_gmc_agp_location()
249 		mc->agp_size = size_af;  in amdgpu_gmc_agp_location()
252 	mc->agp_end = mc->agp_start + mc->agp_size - 1;  in amdgpu_gmc_agp_location()
254 			mc->agp_size >> 20, mc->agp_start, mc->agp_end);  in amdgpu_gmc_agp_location()