usb/eth/r8152.c

40 int get_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data)
47 		value, index, tmp, size, 500);
53 int set_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data)
60 			       value, index, tmp, size, 500);
63 int generic_ocp_read(struct r8152 *tp, u16 index, u16 size,
70 	/* both size and index must be 4 bytes align */
71 	if ((size & 3) || !size || (index & 3) || !data)
74 	if (index + size > 0xffff)
79 		ret = get_registers(tp, index, type, txsize, data);
83 		index += txsize;
91 int generic_ocp_write(struct r8152 *tp, u16 index, u16 byteen,
99 	/* both size and index must be 4 bytes align */
100 	if ((size & 3) || !size || (index & 3) || !data)
103 	if (index + size > 0xffff)
110 	ret = set_registers(tp, index, type | byte_en_to_hw, 4, data);
114 	index += 4;
124 			ret = set_registers(tp, index,
130 			index += txsize;
136 		ret = set_registers(tp, index, type | byte_en_to_hw, 4, data);
144 int pla_ocp_read(struct r8152 *tp, u16 index, u16 size, void *data)
146 	return generic_ocp_read(tp, index, size, data, MCU_TYPE_PLA);
149 int pla_ocp_write(struct r8152 *tp, u16 index, u16 byteen, u16 size, void *data)
151 	return generic_ocp_write(tp, index, byteen, size, data, MCU_TYPE_PLA);
154 int usb_ocp_read(struct r8152 *tp, u16 index, u16 size, void *data)
156 	return generic_ocp_read(tp, index, size, data, MCU_TYPE_USB);
159 int usb_ocp_write(struct r8152 *tp, u16 index, u16 byteen, u16 size, void *data)
161 	return generic_ocp_write(tp, index, byteen, size, data, MCU_TYPE_USB);
164 u32 ocp_read_dword(struct r8152 *tp, u16 type, u16 index)
168 	generic_ocp_read(tp, index, sizeof(data), &data, type);
173 void ocp_write_dword(struct r8152 *tp, u16 type, u16 index, u32 data)
177 	generic_ocp_write(tp, index, BYTE_EN_DWORD, sizeof(tmp), &tmp, type);
180 u16 ocp_read_word(struct r8152 *tp, u16 type, u16 index)
184 	u8 shift = index & 2;
186 	index &= ~3;
188 	generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);
197 void ocp_write_word(struct r8152 *tp, u16 type, u16 index, u32 data)
202 	u8 shift = index & 2;
206 	if (index & 2) {
210 		index &= ~3;
215 	generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type);
218 u8 ocp_read_byte(struct r8152 *tp, u16 type, u16 index)
222 	u8 shift = index & 3;
224 	index &= ~3;
226 	generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);
235 void ocp_write_byte(struct r8152 *tp, u16 type, u16 index, u32 data)
240 	u8 shift = index & 3;
244 	if (index & 3) {
248 		index &= ~3;
253 	generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type);
306 int r8152_wait_for_bit(struct r8152 *tp, bool ocp_reg, u16 type, u16 index,
313 			val = ocp_reg_read(tp, index);
315 			val = ocp_read_dword(tp, type, index);
326 	debug("%s: Timeout (index=%04x mask=%08x timeout=%d)\n",
327 	      __func__, index, mask, timeout);