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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: mfd: Avoid tps6586x burst writes mfd: Don't suspend WM8994 if the CODEC is not suspended mfd: Fix DaVinci voice codec device name mfd: Fix NULL pointer due to non-initialized ucb1x00-ts absinfo mfd: Fix ASIC3 build with GENERIC_HARDIRQS_NO_DEPRECATED
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commit
06f9a73ff9
@ -143,9 +143,9 @@ static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc)
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unsigned long flags;
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struct asic3 *asic;
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desc->chip->ack(irq);
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desc->irq_data.chip->irq_ack(&desc->irq_data);
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asic = desc->handler_data;
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asic = get_irq_data(irq);
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for (iter = 0 ; iter < MAX_ASIC_ISR_LOOPS; iter++) {
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u32 status;
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@ -118,12 +118,12 @@ static int __init davinci_vc_probe(struct platform_device *pdev)
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/* Voice codec interface client */
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cell = &davinci_vc->cells[DAVINCI_VC_VCIF_CELL];
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cell->name = "davinci_vcif";
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cell->name = "davinci-vcif";
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cell->driver_data = davinci_vc;
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/* Voice codec CQ93VC client */
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cell = &davinci_vc->cells[DAVINCI_VC_CQ93VC_CELL];
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cell->name = "cq93vc";
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cell->name = "cq93vc-codec";
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cell->driver_data = davinci_vc;
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ret = mfd_add_devices(&pdev->dev, pdev->id, davinci_vc->cells,
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@ -150,12 +150,12 @@ static inline int __tps6586x_write(struct i2c_client *client,
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static inline int __tps6586x_writes(struct i2c_client *client, int reg,
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int len, uint8_t *val)
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{
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int ret;
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int ret, i;
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ret = i2c_smbus_write_i2c_block_data(client, reg, len, val);
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if (ret < 0) {
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dev_err(&client->dev, "failed writings to 0x%02x\n", reg);
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return ret;
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for (i = 0; i < len; i++) {
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ret = __tps6586x_write(client, reg + i, *(val + i));
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if (ret < 0)
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return ret;
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}
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return 0;
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@ -385,12 +385,18 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev)
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idev->close = ucb1x00_ts_close;
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__set_bit(EV_ABS, idev->evbit);
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__set_bit(ABS_X, idev->absbit);
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__set_bit(ABS_Y, idev->absbit);
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__set_bit(ABS_PRESSURE, idev->absbit);
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input_set_drvdata(idev, ts);
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ucb1x00_adc_enable(ts->ucb);
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ts->x_res = ucb1x00_ts_read_xres(ts);
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ts->y_res = ucb1x00_ts_read_yres(ts);
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ucb1x00_adc_disable(ts->ucb);
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input_set_abs_params(idev, ABS_X, 0, ts->x_res, 0, 0);
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input_set_abs_params(idev, ABS_Y, 0, ts->y_res, 0, 0);
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input_set_abs_params(idev, ABS_PRESSURE, 0, 0, 0, 0);
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err = input_register_device(idev);
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if (err)
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goto fail;
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@ -246,6 +246,16 @@ static int wm8994_suspend(struct device *dev)
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struct wm8994 *wm8994 = dev_get_drvdata(dev);
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int ret;
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/* Don't actually go through with the suspend if the CODEC is
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* still active (eg, for audio passthrough from CP. */
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ret = wm8994_reg_read(wm8994, WM8994_POWER_MANAGEMENT_1);
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if (ret < 0) {
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dev_err(dev, "Failed to read power status: %d\n", ret);
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} else if (ret & WM8994_VMID_SEL_MASK) {
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dev_dbg(dev, "CODEC still active, ignoring suspend\n");
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return 0;
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}
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/* GPIO configuration state is saved here since we may be configuring
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* the GPIO alternate functions even if we're not using the gpiolib
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* driver for them.
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@ -261,6 +271,8 @@ static int wm8994_suspend(struct device *dev)
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if (ret < 0)
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dev_err(dev, "Failed to save LDO registers: %d\n", ret);
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wm8994->suspended = true;
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ret = regulator_bulk_disable(wm8994->num_supplies,
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wm8994->supplies);
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if (ret != 0) {
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@ -276,6 +288,10 @@ static int wm8994_resume(struct device *dev)
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struct wm8994 *wm8994 = dev_get_drvdata(dev);
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int ret;
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/* We may have lied to the PM core about suspending */
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if (!wm8994->suspended)
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return 0;
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ret = regulator_bulk_enable(wm8994->num_supplies,
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wm8994->supplies);
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if (ret != 0) {
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@ -298,6 +314,8 @@ static int wm8994_resume(struct device *dev)
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if (ret < 0)
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dev_err(dev, "Failed to restore GPIO registers: %d\n", ret);
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wm8994->suspended = false;
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return 0;
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}
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#endif
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@ -71,6 +71,7 @@ struct wm8994 {
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u16 irq_masks_cache[WM8994_NUM_IRQ_REGS];
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/* Used over suspend/resume */
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bool suspended;
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u16 ldo_regs[WM8994_NUM_LDO_REGS];
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u16 gpio_regs[WM8994_NUM_GPIO_REGS];
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