92 static inline int imr_is_enabled(struct imr_regs *imr)  in imr_is_enabled()  argument
94 	return !(imr->rmask == IMR_READ_ACCESS_ALL &&  in imr_is_enabled()
95 		 imr->wmask == IMR_WRITE_ACCESS_ALL &&  in imr_is_enabled()
96 		 imr_to_phys(imr->addr_lo) == 0 &&  in imr_is_enabled()
97 		 imr_to_phys(imr->addr_hi) == 0);  in imr_is_enabled()
110 static int imr_read(struct imr_device *idev, u32 imr_id, struct imr_regs *imr)  in imr_read()  argument
115 	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->addr_lo);  in imr_read()
119 	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->addr_hi);  in imr_read()
123 	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->rmask);  in imr_read()
127 	return iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->wmask);  in imr_read()
141 static int imr_write(struct imr_device *idev, u32 imr_id, struct imr_regs *imr)  in imr_write()  argument
149 	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->addr_lo);  in imr_write()
153 	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->addr_hi);  in imr_write()
157 	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->rmask);  in imr_write()
161 	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->wmask);  in imr_write()
175 	     imr_to_phys(imr->addr_lo), imr_to_phys(imr->addr_hi) + IMR_MASK);  in imr_write()
193 	struct imr_regs imr;  in imr_dbgfs_state_show()  local
201 		ret = imr_read(idev, i, &imr);  in imr_dbgfs_state_show()
210 		if (imr_is_enabled(&imr)) {  in imr_dbgfs_state_show()
211 			base = imr_to_phys(imr.addr_lo);  in imr_dbgfs_state_show()
212 			end = imr_to_phys(imr.addr_hi) + IMR_MASK;  in imr_dbgfs_state_show()
221 			   &base, &end, size, imr.rmask, imr.wmask,  in imr_dbgfs_state_show()
222 			   imr_is_enabled(&imr) ? "enabled " : "disabled",  in imr_dbgfs_state_show()
223 			   imr.addr_lo & IMR_LOCK ? "locked" : "unlocked");  in imr_dbgfs_state_show()
284 static inline int imr_address_overlap(phys_addr_t addr, struct imr_regs *imr)  in imr_address_overlap()  argument
286 	return addr >= imr_to_phys(imr->addr_lo) && addr <= imr_to_phys(imr->addr_hi);  in imr_address_overlap()
304 	struct imr_regs imr;  in imr_add_range()  local
324 	imr.addr_lo = phys_to_imr(base);  in imr_add_range()
325 	imr.addr_hi = phys_to_imr(end);  in imr_add_range()
326 	imr.rmask = rmask;  in imr_add_range()
327 	imr.wmask = wmask;  in imr_add_range()
328 	if (!imr_is_enabled(&imr))  in imr_add_range()
341 		ret = imr_read(idev, i, &imr);  in imr_add_range()
347 		if (imr_is_enabled(&imr)) {  in imr_add_range()
348 			if (imr_address_overlap(base, &imr))  in imr_add_range()
350 			if (imr_address_overlap(end, &imr))  in imr_add_range()
367 	imr.addr_lo = phys_to_imr(base);  in imr_add_range()
368 	imr.addr_hi = phys_to_imr(end);  in imr_add_range()
369 	imr.rmask = rmask;  in imr_add_range()
370 	imr.wmask = wmask;  in imr_add_range()
372 	ret = imr_write(idev, reg, &imr);  in imr_add_range()
379 		imr.addr_lo = 0;  in imr_add_range()
380 		imr.addr_hi = 0;  in imr_add_range()
381 		imr.rmask = IMR_READ_ACCESS_ALL;  in imr_add_range()
382 		imr.wmask = IMR_WRITE_ACCESS_ALL;  in imr_add_range()
383 		imr_write(idev, reg, &imr);  in imr_add_range()
413 	struct imr_regs imr;  in __imr_remove_range()  local
438 		ret = imr_read(idev, reg, &imr);  in __imr_remove_range()
442 		if (!imr_is_enabled(&imr) || imr.addr_lo & IMR_LOCK) {  in __imr_remove_range()
450 			ret = imr_read(idev, i, &imr);  in __imr_remove_range()
454 			if (!imr_is_enabled(&imr) || imr.addr_lo & IMR_LOCK)  in __imr_remove_range()
457 			if ((imr_to_phys(imr.addr_lo) == base) &&  in __imr_remove_range()
458 			    (imr_to_phys(imr.addr_hi) == end)) {  in __imr_remove_range()
474 	imr.addr_lo = 0;  in __imr_remove_range()
475 	imr.addr_hi = 0;  in __imr_remove_range()
476 	imr.rmask = IMR_READ_ACCESS_ALL;  in __imr_remove_range()
477 	imr.wmask = IMR_WRITE_ACCESS_ALL;  in __imr_remove_range()
479 	ret = imr_write(idev, reg, &imr);  in __imr_remove_range()