49 	int status;  in dummy_looptest()  local
62 		status = -ENOMEM;  in dummy_looptest()
81 	status = spi_w8r8(spi, 0xAA);  in dummy_looptest()
82 	if (status < 0)  in dummy_looptest()
84 			status);  in dummy_looptest()
90 	status = spi_write_then_read(spi, &txbuf[0], 8, &rxbuf[0], 8);  in dummy_looptest()
91 	if (status < 0)  in dummy_looptest()
93 			status);  in dummy_looptest()
99 	status = spi_write_then_read(spi, &txbuf[0], 14, &rxbuf[0], 14);  in dummy_looptest()
100 	if (status < 0)  in dummy_looptest()
102 			status);  in dummy_looptest()
108 	status = spi_write(spi, &txbuf[0], 8);  in dummy_looptest()
109 	if (status < 0)  in dummy_looptest()
111 			status);  in dummy_looptest()
114 	status = spi_read(spi, &rxbuf[0], 8);  in dummy_looptest()
115 	if (status < 0)  in dummy_looptest()
117 			status);  in dummy_looptest()
123 	status = spi_write(spi, &txbuf[0], 14);  in dummy_looptest()
124 	if (status < 0)  in dummy_looptest()
126 			status);  in dummy_looptest()
129 	status = spi_read(spi, &rxbuf[0], 14);  in dummy_looptest()
130 	if (status < 0)  in dummy_looptest()
132 			status);  in dummy_looptest()
139 	status = spi_write(spi, &bigtxbuf_virtual[0], DMA_TEST_SIZE);  in dummy_looptest()
140 	if (status < 0)  in dummy_looptest()
142 			status);  in dummy_looptest()
145 	status = spi_read(spi, &bigrxbuf_virtual[0], DMA_TEST_SIZE);  in dummy_looptest()
146 	if (status < 0)  in dummy_looptest()
148 			status);  in dummy_looptest()
163 	status = spi_w8r8(spi, 0xAA);  in dummy_looptest()
164 	if (status == -EIO)  in dummy_looptest()
167 	else if (status < 0)  in dummy_looptest()
169 			status);  in dummy_looptest()
175 	status = spi_write_then_read(spi, &txbuf[0], 8, &rxbuf[0], 8);  in dummy_looptest()
176 	if (status < 0)  in dummy_looptest()
178 			status);  in dummy_looptest()
184 	status = spi_write_then_read(spi, &txbuf[0], 14, &rxbuf[0], 14);  in dummy_looptest()
185 	if (status < 0)  in dummy_looptest()
187 			status);  in dummy_looptest()
194 	status = spi_write(spi, &bigtxbuf_virtual[0], DMA_TEST_SIZE);  in dummy_looptest()
195 	if (status < 0)  in dummy_looptest()
197 			status);  in dummy_looptest()
201 	status = spi_read(spi, &bigrxbuf_virtual[0], DMA_TEST_SIZE);  in dummy_looptest()
202 	if (status < 0)  in dummy_looptest()
204 			status);  in dummy_looptest()
208 	status = sprintf(buf, "loop test complete\n");  in dummy_looptest()
213 	return status;  in dummy_looptest()
221 	int status;  in pl022_dummy_probe()  local
233 	status = device_create_file(&spi->dev, &dev_attr_looptest);  in pl022_dummy_probe()
234 	if (status) {  in pl022_dummy_probe()
244 	return status;  in pl022_dummy_probe()