60 	dma_addr_t addr;  member
65 	dma_addr_t addr;  member
342 static void pt1_free_page(struct pt1 *pt1, void *page, dma_addr_t addr)  in pt1_free_page()  argument
344 	dma_free_coherent(&pt1->pdev->dev, PT1_PAGE_SIZE, page, addr);  in pt1_free_page()
350 	dma_addr_t addr;  in pt1_alloc_page()  local
352 	page = dma_alloc_coherent(&pt1->pdev->dev, PT1_PAGE_SIZE, &addr,  in pt1_alloc_page()
357 	BUG_ON(addr & (PT1_PAGE_SIZE - 1));  in pt1_alloc_page()
358 	BUG_ON(addr >> PT1_PAGE_SHIFT >> 31 >> 1);  in pt1_alloc_page()
360 	*addrp = addr;  in pt1_alloc_page()
361 	*pfnp = addr >> PT1_PAGE_SHIFT;  in pt1_alloc_page()
367 	pt1_free_page(pt1, buf->page, buf->addr);  in pt1_cleanup_buffer()
374 	dma_addr_t addr;  in pt1_init_buffer()  local
376 	page = pt1_alloc_page(pt1, &addr, pfnp);  in pt1_init_buffer()
383 	buf->addr = addr;  in pt1_init_buffer()
394 	pt1_free_page(pt1, table->page, table->addr);  in pt1_cleanup_table()
401 	dma_addr_t addr;  in pt1_init_table()  local
405 	page = pt1_alloc_page(pt1, &addr, pfnp);  in pt1_init_table()
419 	table->addr = addr;  in pt1_init_table()
426 	pt1_free_page(pt1, page, addr);  in pt1_init_table()
878 static void pt1_i2c_emit(struct pt1 *pt1, int addr, int busy, int read_enable,  in pt1_i2c_emit()  argument
881 	pt1_write_reg(pt1, 4, addr << 18 | busy << 13 | read_enable << 12 |  in pt1_i2c_emit()
885 static void pt1_i2c_write_bit(struct pt1 *pt1, int addr, int *addrp, int data)  in pt1_i2c_write_bit()  argument
887 	pt1_i2c_emit(pt1, addr,     1, 0, 0, data, addr + 1);  in pt1_i2c_write_bit()
888 	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, data, addr + 2);  in pt1_i2c_write_bit()
889 	pt1_i2c_emit(pt1, addr + 2, 1, 0, 0, data, addr + 3);  in pt1_i2c_write_bit()
890 	*addrp = addr + 3;  in pt1_i2c_write_bit()
893 static void pt1_i2c_read_bit(struct pt1 *pt1, int addr, int *addrp)  in pt1_i2c_read_bit()  argument
895 	pt1_i2c_emit(pt1, addr,     1, 0, 0, 1, addr + 1);  in pt1_i2c_read_bit()
896 	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 1, addr + 2);  in pt1_i2c_read_bit()
897 	pt1_i2c_emit(pt1, addr + 2, 1, 1, 1, 1, addr + 3);  in pt1_i2c_read_bit()
898 	pt1_i2c_emit(pt1, addr + 3, 1, 0, 0, 1, addr + 4);  in pt1_i2c_read_bit()
899 	*addrp = addr + 4;  in pt1_i2c_read_bit()
902 static void pt1_i2c_write_byte(struct pt1 *pt1, int addr, int *addrp, int data)  in pt1_i2c_write_byte()  argument
906 		pt1_i2c_write_bit(pt1, addr, &addr, data >> (7 - i) & 1);  in pt1_i2c_write_byte()
907 	pt1_i2c_write_bit(pt1, addr, &addr, 1);  in pt1_i2c_write_byte()
908 	*addrp = addr;  in pt1_i2c_write_byte()
911 static void pt1_i2c_read_byte(struct pt1 *pt1, int addr, int *addrp, int last)  in pt1_i2c_read_byte()  argument
915 		pt1_i2c_read_bit(pt1, addr, &addr);  in pt1_i2c_read_byte()
916 	pt1_i2c_write_bit(pt1, addr, &addr, last);  in pt1_i2c_read_byte()
917 	*addrp = addr;  in pt1_i2c_read_byte()
920 static void pt1_i2c_prepare(struct pt1 *pt1, int addr, int *addrp)  in pt1_i2c_prepare()  argument
922 	pt1_i2c_emit(pt1, addr,     1, 0, 1, 1, addr + 1);  in pt1_i2c_prepare()
923 	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 0, addr + 2);  in pt1_i2c_prepare()
924 	pt1_i2c_emit(pt1, addr + 2, 1, 0, 0, 0, addr + 3);  in pt1_i2c_prepare()
925 	*addrp = addr + 3;  in pt1_i2c_prepare()
929 pt1_i2c_write_msg(struct pt1 *pt1, int addr, int *addrp, struct i2c_msg *msg)  in pt1_i2c_write_msg()  argument
932 	pt1_i2c_prepare(pt1, addr, &addr);  in pt1_i2c_write_msg()
933 	pt1_i2c_write_byte(pt1, addr, &addr, msg->addr << 1);  in pt1_i2c_write_msg()
935 		pt1_i2c_write_byte(pt1, addr, &addr, msg->buf[i]);  in pt1_i2c_write_msg()
936 	*addrp = addr;  in pt1_i2c_write_msg()
940 pt1_i2c_read_msg(struct pt1 *pt1, int addr, int *addrp, struct i2c_msg *msg)  in pt1_i2c_read_msg()  argument
943 	pt1_i2c_prepare(pt1, addr, &addr);  in pt1_i2c_read_msg()
944 	pt1_i2c_write_byte(pt1, addr, &addr, msg->addr << 1 | 1);  in pt1_i2c_read_msg()
946 		pt1_i2c_read_byte(pt1, addr, &addr, i == msg->len - 1);  in pt1_i2c_read_msg()
947 	*addrp = addr;  in pt1_i2c_read_msg()
950 static int pt1_i2c_end(struct pt1 *pt1, int addr)  in pt1_i2c_end()  argument
952 	pt1_i2c_emit(pt1, addr,     1, 0, 0, 0, addr + 1);  in pt1_i2c_end()
953 	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 0, addr + 2);  in pt1_i2c_end()
954 	pt1_i2c_emit(pt1, addr + 2, 1, 0, 1, 1, 0);  in pt1_i2c_end()
967 	int addr;  in pt1_i2c_begin()  local
968 	addr = 0;  in pt1_i2c_begin()
970 	pt1_i2c_emit(pt1, addr,     0, 0, 1, 1, addr /* itself */);  in pt1_i2c_begin()
971 	addr = addr + 1;  in pt1_i2c_begin()
974 		pt1_i2c_emit(pt1, addr,     1, 0, 1, 1, addr + 1);  in pt1_i2c_begin()
975 		pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 0, addr + 2);  in pt1_i2c_begin()
976 		addr = addr + 2;  in pt1_i2c_begin()
979 	*addrp = addr;  in pt1_i2c_begin()
987 	int addr, ret;  in pt1_i2c_xfer()  local
1010 			pt1_i2c_begin(pt1, &addr);  in pt1_i2c_xfer()
1011 			pt1_i2c_write_msg(pt1, addr, &addr, msg);  in pt1_i2c_xfer()
1012 			pt1_i2c_read_msg(pt1, addr, &addr, next_msg);  in pt1_i2c_xfer()
1013 			ret = pt1_i2c_end(pt1, addr);  in pt1_i2c_xfer()
1023 			pt1_i2c_begin(pt1, &addr);  in pt1_i2c_xfer()
1024 			pt1_i2c_write_msg(pt1, addr, &addr, msg);  in pt1_i2c_xfer()
1025 			ret = pt1_i2c_end(pt1, addr);  in pt1_i2c_xfer()