142 	u32 val;  in chv_detect_mem_freq()  local
145 	val = vlv_cck_read(i915, CCK_FUSE_REG);  in chv_detect_mem_freq()
148 	switch ((val >> 2) & 0x7) {  in chv_detect_mem_freq()
160 	u32 val;  in vlv_detect_mem_freq()  local
163 	val = vlv_punit_read(i915, PUNIT_REG_GPU_FREQ_STS);  in vlv_detect_mem_freq()
166 	switch ((val >> 6) & 3) {  in vlv_detect_mem_freq()
201 static int skl_get_dimm_size(u16 val)  in skl_get_dimm_size()  argument
203 	return (val & SKL_DRAM_SIZE_MASK) * 8;  in skl_get_dimm_size()
206 static int skl_get_dimm_width(u16 val)  in skl_get_dimm_width()  argument
208 	if (skl_get_dimm_size(val) == 0)  in skl_get_dimm_width()
211 	switch (val & SKL_DRAM_WIDTH_MASK) {  in skl_get_dimm_width()
215 		val = (val & SKL_DRAM_WIDTH_MASK) >> SKL_DRAM_WIDTH_SHIFT;  in skl_get_dimm_width()
216 		return 8 << val;  in skl_get_dimm_width()
218 		MISSING_CASE(val);  in skl_get_dimm_width()
223 static int skl_get_dimm_ranks(u16 val)  in skl_get_dimm_ranks()  argument
225 	if (skl_get_dimm_size(val) == 0)  in skl_get_dimm_ranks()
228 	val = (val & SKL_DRAM_RANK_MASK) >> SKL_DRAM_RANK_SHIFT;  in skl_get_dimm_ranks()
230 	return val + 1;  in skl_get_dimm_ranks()
234 static int icl_get_dimm_size(u16 val)  in icl_get_dimm_size()  argument
236 	return (val & ICL_DRAM_SIZE_MASK) * 8 / 2;  in icl_get_dimm_size()
239 static int icl_get_dimm_width(u16 val)  in icl_get_dimm_width()  argument
241 	if (icl_get_dimm_size(val) == 0)  in icl_get_dimm_width()
244 	switch (val & ICL_DRAM_WIDTH_MASK) {  in icl_get_dimm_width()
248 		val = (val & ICL_DRAM_WIDTH_MASK) >> ICL_DRAM_WIDTH_SHIFT;  in icl_get_dimm_width()
249 		return 8 << val;  in icl_get_dimm_width()
251 		MISSING_CASE(val);  in icl_get_dimm_width()
256 static int icl_get_dimm_ranks(u16 val)  in icl_get_dimm_ranks()  argument
258 	if (icl_get_dimm_size(val) == 0)  in icl_get_dimm_ranks()
261 	val = (val & ICL_DRAM_RANK_MASK) >> ICL_DRAM_RANK_SHIFT;  in icl_get_dimm_ranks()
263 	return val + 1;  in icl_get_dimm_ranks()
276 		       int channel, char dimm_name, u16 val)  in skl_dram_get_dimm_info()  argument
279 		dimm->size = icl_get_dimm_size(val);  in skl_dram_get_dimm_info()
280 		dimm->width = icl_get_dimm_width(val);  in skl_dram_get_dimm_info()
281 		dimm->ranks = icl_get_dimm_ranks(val);  in skl_dram_get_dimm_info()
283 		dimm->size = skl_get_dimm_size(val);  in skl_dram_get_dimm_info()
284 		dimm->width = skl_get_dimm_width(val);  in skl_dram_get_dimm_info()
285 		dimm->ranks = skl_get_dimm_ranks(val);  in skl_dram_get_dimm_info()
297 			  int channel, u32 val)  in skl_dram_get_channel_info()  argument
300 			       channel, 'L', val & 0xffff);  in skl_dram_get_channel_info()
302 			       channel, 'S', val >> 16);  in skl_dram_get_channel_info()
339 	u32 val;  in skl_dram_get_channels_info()  local
342 	val = intel_uncore_read(&i915->uncore,  in skl_dram_get_channels_info()
344 	ret = skl_dram_get_channel_info(i915, &ch0, 0, val);  in skl_dram_get_channels_info()
348 	val = intel_uncore_read(&i915->uncore,  in skl_dram_get_channels_info()
350 	ret = skl_dram_get_channel_info(i915, &ch1, 1, val);  in skl_dram_get_channels_info()
377 	u32 val;  in skl_get_dram_type()  local
379 	val = intel_uncore_read(&i915->uncore,  in skl_get_dram_type()
382 	switch (val & SKL_DRAM_DDR_TYPE_MASK) {  in skl_get_dram_type()
392 		MISSING_CASE(val);  in skl_get_dram_type()
415 static int bxt_get_dimm_size(u32 val)  in bxt_get_dimm_size()  argument
417 	switch (val & BXT_DRAM_SIZE_MASK) {  in bxt_get_dimm_size()
429 		MISSING_CASE(val);  in bxt_get_dimm_size()
434 static int bxt_get_dimm_width(u32 val)  in bxt_get_dimm_width()  argument
436 	if (!bxt_get_dimm_size(val))  in bxt_get_dimm_width()
439 	val = (val & BXT_DRAM_WIDTH_MASK) >> BXT_DRAM_WIDTH_SHIFT;  in bxt_get_dimm_width()
441 	return 8 << val;  in bxt_get_dimm_width()
444 static int bxt_get_dimm_ranks(u32 val)  in bxt_get_dimm_ranks()  argument
446 	if (!bxt_get_dimm_size(val))  in bxt_get_dimm_ranks()
449 	switch (val & BXT_DRAM_RANK_MASK) {  in bxt_get_dimm_ranks()
455 		MISSING_CASE(val);  in bxt_get_dimm_ranks()
460 static enum intel_dram_type bxt_get_dimm_type(u32 val)  in bxt_get_dimm_type()  argument
462 	if (!bxt_get_dimm_size(val))  in bxt_get_dimm_type()
465 	switch (val & BXT_DRAM_TYPE_MASK) {  in bxt_get_dimm_type()
475 		MISSING_CASE(val);  in bxt_get_dimm_type()
480 static void bxt_get_dimm_info(struct dram_dimm_info *dimm, u32 val)  in bxt_get_dimm_info()  argument
482 	dimm->width = bxt_get_dimm_width(val);  in bxt_get_dimm_info()
483 	dimm->ranks = bxt_get_dimm_ranks(val);  in bxt_get_dimm_info()
489 	dimm->size = bxt_get_dimm_size(val) * intel_dimm_num_devices(dimm);  in bxt_get_dimm_info()
495 	u32 val;  in bxt_get_dram_info()  local
506 		val = intel_uncore_read(&i915->uncore, BXT_D_CR_DRP0_DUNIT(i));  in bxt_get_dram_info()
507 		if (val == 0xFFFFFFFF)  in bxt_get_dram_info()
512 		bxt_get_dimm_info(&dimm, val);  in bxt_get_dram_info()
513 		type = bxt_get_dimm_type(val);  in bxt_get_dram_info()
543 	u32 val = 0;  in icl_pcode_read_mem_global_info()  local
547 			     ICL_PCODE_MEM_SS_READ_GLOBAL_INFO, &val, NULL);  in icl_pcode_read_mem_global_info()
552 		switch (val & 0xf) {  in icl_pcode_read_mem_global_info()
572 			MISSING_CASE(val & 0xf);  in icl_pcode_read_mem_global_info()
576 		switch (val & 0xf) {  in icl_pcode_read_mem_global_info()
590 			MISSING_CASE(val & 0xf);  in icl_pcode_read_mem_global_info()
595 	dram_info->num_channels = (val & 0xf0) >> 4;  in icl_pcode_read_mem_global_info()
596 	dram_info->num_qgv_points = (val & 0xf00) >> 8;  in icl_pcode_read_mem_global_info()
597 	dram_info->num_psf_gv_points = (val & 0x3000) >> 12;  in icl_pcode_read_mem_global_info()
621 	u32 val = intel_uncore_read(&i915->uncore, MTL_MEM_SS_INFO_GLOBAL);  in xelpdp_get_dram_info()  local
624 	switch (REG_FIELD_GET(MTL_DDR_TYPE_MASK, val)) {  in xelpdp_get_dram_info()
644 		MISSING_CASE(val);  in xelpdp_get_dram_info()
648 	dram_info->num_channels = REG_FIELD_GET(MTL_N_OF_POPULATED_CH_MASK, val);  in xelpdp_get_dram_info()
649 	dram_info->num_qgv_points = REG_FIELD_GET(MTL_N_OF_ENABLED_QGV_POINTS_MASK, val);  in xelpdp_get_dram_info()