93     i2c->mdidx = -1;  in ppc4xx_i2c_reset()
115         if (i2c->mdidx < 0) {  in ppc4xx_i2c_readb()
120         if (i2c->mdidx == 3) {  in ppc4xx_i2c_readb()
122         } else if (i2c->mdidx == 0) {  in ppc4xx_i2c_readb()
125         for (i = 0; i < i2c->mdidx; i++) {  in ppc4xx_i2c_readb()
128         if (i2c->mdidx >= 0) {  in ppc4xx_i2c_readb()
129             i2c->mdidx--;  in ppc4xx_i2c_readb()
193         if (i2c->mdidx >= 3) {  in ppc4xx_i2c_writeb()
196         i2c->mdata[++i2c->mdidx] = value;  in ppc4xx_i2c_writeb()
197         if (i2c->mdidx == 3) {  in ppc4xx_i2c_writeb()
199         } else if (i2c->mdidx == 0) {  in ppc4xx_i2c_writeb()
257             i2c->mdidx = i - 1;  in ppc4xx_i2c_writeb()
258             if (recv && i2c->mdidx >= 0) {  in ppc4xx_i2c_writeb()
261             if (recv && i2c->mdidx == 3) {  in ppc4xx_i2c_writeb()
278             i2c->mdidx = -1;  in ppc4xx_i2c_writeb()