110 			 u16 rlen)          /* Amount of data to read */  in pvr2_i2c_read()  argument
125 	if (res && (rlen > (sizeof(hdw->cmd_buffer) - 1))) {  in pvr2_i2c_read()
130 			   rlen,(unsigned int)(sizeof(hdw->cmd_buffer) - 1));  in pvr2_i2c_read()
142 	hdw->cmd_buffer[2] = rlen;  /* answer length. Device will send one  in pvr2_i2c_read()
152 				rlen + 1);  in pvr2_i2c_read()
165 	if (res && rlen) {  in pvr2_i2c_read()
168 			memset(res, 0, rlen);  in pvr2_i2c_read()
170 			memcpy(res, hdw->cmd_buffer + 1, rlen);  in pvr2_i2c_read()
186 			     u16 rlen)  in pvr2_i2c_basic_op()  argument
188 	if (!rdata) rlen = 0;  in pvr2_i2c_basic_op()
190 	if (rlen || !wlen) {  in pvr2_i2c_basic_op()
191 		return pvr2_i2c_read(hdw,i2c_addr,wdata,wlen,rdata,rlen);  in pvr2_i2c_basic_op()
205 			u8 i2c_addr,u8 *wdata,u16 wlen,u8 *rdata,u16 rlen)  in i2c_24xxx_ir()  argument
210 	if (!(rlen || wlen)) {  in i2c_24xxx_ir()
216 	if ((wlen != 0) || (rlen == 0)) return -EIO;  in i2c_24xxx_ir()
218 	if (rlen < 3) {  in i2c_24xxx_ir()
226 		if (rlen > 0) rdata[0] = 0;  in i2c_24xxx_ir()
227 		if (rlen > 1) rdata[1] = 0;  in i2c_24xxx_ir()
275 			   u8 i2c_addr,u8 *wdata,u16 wlen,u8 *rdata,u16 rlen)  in i2c_hack_wm8775()  argument
277 	if (!(rlen || wlen)) {  in i2c_hack_wm8775()
281 	return pvr2_i2c_basic_op(hdw,i2c_addr,wdata,wlen,rdata,rlen);  in i2c_hack_wm8775()
288 			   u8 i2c_addr,u8 *wdata,u16 wlen,u8 *rdata,u16 rlen)  in i2c_black_hole()  argument
301 			    u8 i2c_addr,u8 *wdata,u16 wlen,u8 *rdata,u16 rlen)  in i2c_hack_cx25840()  argument
308 	if (!(rlen || wlen)) {  in i2c_hack_cx25840()
316 		return pvr2_i2c_basic_op(hdw,i2c_addr,wdata,wlen,rdata,rlen);  in i2c_hack_cx25840()
343 	if (!rlen) goto success;  in i2c_hack_cx25840()
345 	if (rlen != 1) goto fail;  in i2c_hack_cx25840()
351 	ret = pvr2_i2c_basic_op(hdw,i2c_addr,wbuf,2,rdata,rlen);  in i2c_hack_cx25840()