From: Felipe Balbi Subject: i2c/isp1301_omap: New-style i2c driver updates, part 1 Based on David Brownell's patch for tps65010, this patch starts converting isp1301_omap.c to new-style i2c driver. Signed-off-by: Felipe Balbi Signed-off-by: Jean Delvare --- drivers/i2c/chips/isp1301_omap.c | 59 +++++++++++++++++++------------------- 1 file changed, 30 insertions(+), 29 deletions(-) --- linux-2.6.25-rc2.orig/drivers/i2c/chips/isp1301_omap.c 2008-02-11 09:48:54.000000000 +0100 +++ linux-2.6.25-rc2/drivers/i2c/chips/isp1301_omap.c 2008-02-23 17:53:37.000000000 +0100 @@ -49,7 +49,8 @@ MODULE_LICENSE("GPL"); struct isp1301 { struct otg_transceiver otg; - struct i2c_client client; + struct i2c_client *client; + struct i2c_client c; void (*i2c_release)(struct device *dev); int irq; @@ -153,25 +154,25 @@ static struct i2c_driver isp1301_driver; static inline u8 isp1301_get_u8(struct isp1301 *isp, u8 reg) { - return i2c_smbus_read_byte_data(&isp->client, reg + 0); + return i2c_smbus_read_byte_data(isp->client, reg + 0); } static inline int isp1301_get_u16(struct isp1301 *isp, u8 reg) { - return i2c_smbus_read_word_data(&isp->client, reg); + return i2c_smbus_read_word_data(isp->client, reg); } static inline int isp1301_set_bits(struct isp1301 *isp, u8 reg, u8 bits) { - return i2c_smbus_write_byte_data(&isp->client, reg + 0, bits); + return i2c_smbus_write_byte_data(isp->client, reg + 0, bits); } static inline int isp1301_clear_bits(struct isp1301 *isp, u8 reg, u8 bits) { - return i2c_smbus_write_byte_data(&isp->client, reg + 1, bits); + return i2c_smbus_write_byte_data(isp->client, reg + 1, bits); } /*-------------------------------------------------------------------------*/ @@ -349,10 +350,10 @@ isp1301_defer_work(struct isp1301 *isp, int status; if (isp && !test_and_set_bit(work, &isp->todo)) { - (void) get_device(&isp->client.dev); + (void) get_device(&isp->client->dev); status = schedule_work(&isp->work); if (!status && !isp->working) - dev_vdbg(&isp->client.dev, + dev_vdbg(&isp->client->dev, "work item %d may be lost\n", work); } } @@ -1107,7 +1108,7 @@ isp1301_work(struct work_struct *work) /* transfer state from otg engine to isp1301 */ if (test_and_clear_bit(WORK_UPDATE_ISP, &isp->todo)) { otg_update_isp(isp); - put_device(&isp->client.dev); + put_device(&isp->client->dev); } #endif /* transfer state from isp1301 to otg engine */ @@ -1115,7 +1116,7 @@ isp1301_work(struct work_struct *work) u8 stat = isp1301_clear_latch(isp); isp_update_otg(isp, stat); - put_device(&isp->client.dev); + put_device(&isp->client->dev); } if (test_and_clear_bit(WORK_HOST_RESUME, &isp->todo)) { @@ -1150,7 +1151,7 @@ isp1301_work(struct work_struct *work) } host_resume(isp); // mdelay(10); - put_device(&isp->client.dev); + put_device(&isp->client->dev); } if (test_and_clear_bit(WORK_TIMER, &isp->todo)) { @@ -1159,15 +1160,15 @@ isp1301_work(struct work_struct *work) if (!stop) mod_timer(&isp->timer, jiffies + TIMER_JIFFIES); #endif - put_device(&isp->client.dev); + put_device(&isp->client->dev); } if (isp->todo) - dev_vdbg(&isp->client.dev, + dev_vdbg(&isp->client->dev, "work done, todo = 0x%lx\n", isp->todo); if (stop) { - dev_dbg(&isp->client.dev, "stop\n"); + dev_dbg(&isp->client->dev, "stop\n"); break; } } while (isp->todo); @@ -1191,7 +1192,7 @@ static void isp1301_release(struct devic { struct isp1301 *isp; - isp = container_of(dev, struct isp1301, client.dev); + isp = container_of(dev, struct isp1301, c.dev); /* ugly -- i2c hijacks our memory hook to wait_for_completion() */ if (isp->i2c_release) @@ -1205,7 +1206,7 @@ static int isp1301_detach_client(struct { struct isp1301 *isp; - isp = container_of(i2c, struct isp1301, client); + isp = container_of(i2c, struct isp1301, c); isp1301_clear_bits(isp, ISP1301_INTERRUPT_FALLING, ~0); isp1301_clear_bits(isp, ISP1301_INTERRUPT_RISING, ~0); @@ -1257,7 +1258,7 @@ static int isp1301_otg_enable(struct isp isp1301_set_bits(isp, ISP1301_INTERRUPT_FALLING, INTR_VBUS_VLD | INTR_SESS_VLD | INTR_ID_GND); - dev_info(&isp->client.dev, "ready for dual-role USB ...\n"); + dev_info(&isp->client->dev, "ready for dual-role USB ...\n"); return 0; } @@ -1282,7 +1283,7 @@ isp1301_set_host(struct otg_transceiver #ifdef CONFIG_USB_OTG isp->otg.host = host; - dev_dbg(&isp->client.dev, "registered host\n"); + dev_dbg(&isp->client->dev, "registered host\n"); host_suspend(isp); if (isp->otg.gadget) return isp1301_otg_enable(isp); @@ -1297,7 +1298,7 @@ isp1301_set_host(struct otg_transceiver if (machine_is_omap_h2()) isp1301_set_bits(isp, ISP1301_MODE_CONTROL_1, MC1_DAT_SE0); - dev_info(&isp->client.dev, "A-Host sessions ok\n"); + dev_info(&isp->client->dev, "A-Host sessions ok\n"); isp1301_set_bits(isp, ISP1301_INTERRUPT_RISING, INTR_ID_GND); isp1301_set_bits(isp, ISP1301_INTERRUPT_FALLING, @@ -1315,7 +1316,7 @@ isp1301_set_host(struct otg_transceiver return 0; #else - dev_dbg(&isp->client.dev, "host sessions not allowed\n"); + dev_dbg(&isp->client->dev, "host sessions not allowed\n"); return -EINVAL; #endif @@ -1341,7 +1342,7 @@ isp1301_set_peripheral(struct otg_transc #ifdef CONFIG_USB_OTG isp->otg.gadget = gadget; - dev_dbg(&isp->client.dev, "registered gadget\n"); + dev_dbg(&isp->client->dev, "registered gadget\n"); /* gadget driver may be suspended until vbus_connect () */ if (isp->otg.host) return isp1301_otg_enable(isp); @@ -1364,7 +1365,7 @@ isp1301_set_peripheral(struct otg_transc INTR_SESS_VLD); isp1301_set_bits(isp, ISP1301_INTERRUPT_FALLING, INTR_VBUS_VLD); - dev_info(&isp->client.dev, "B-Peripheral sessions ok\n"); + dev_info(&isp->client->dev, "B-Peripheral sessions ok\n"); dump_regs(isp, __func__); /* If this has a Mini-AB connector, this mode is highly @@ -1377,7 +1378,7 @@ isp1301_set_peripheral(struct otg_transc return 0; #else - dev_dbg(&isp->client.dev, "peripheral sessions not allowed\n"); + dev_dbg(&isp->client->dev, "peripheral sessions not allowed\n"); return -EINVAL; #endif } @@ -1493,12 +1494,12 @@ static int isp1301_probe(struct i2c_adap isp->timer.data = (unsigned long) isp; isp->irq = -1; - isp->client.addr = address; - i2c_set_clientdata(&isp->client, isp); - isp->client.adapter = bus; - isp->client.driver = &isp1301_driver; - strlcpy(isp->client.name, DRIVER_NAME, I2C_NAME_SIZE); - i2c = &isp->client; + isp->c.addr = address; + i2c_set_clientdata(&isp->c, isp); + isp->c.adapter = bus; + isp->c.driver = &isp1301_driver; + strlcpy(isp->c.name, DRIVER_NAME, I2C_NAME_SIZE); + isp->client = i2c = &isp->c; /* if this is a true probe, verify the chip ... */ if (kind < 0) { @@ -1583,7 +1584,7 @@ fail2: goto fail1; } - isp->otg.dev = &isp->client.dev; + isp->otg.dev = &isp->client->dev; isp->otg.label = DRIVER_NAME; isp->otg.set_host = isp1301_set_host,