On Wed, 27 Jan 2021 11:59:51 +0300
Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
> On Wed, Jan 27, 2021 at 03:28:22PM +0800, Carlis wrote:
> > static int init_display(struct fbtft_par *par)
> > {
> > + int rc;
> > + struct device *dev = par->info->device;
> > +
> > + par->gpio.te = devm_gpiod_get_index_optional(dev, "te", 0,
> > GPIOD_IN);
> > + if (IS_ERR(par->gpio.te)) {
> > + rc = PTR_ERR(par->gpio.te);
> > + pr_err("Failed to request te gpio: %d\n", rc);
> > + par->gpio.te = NULL;
> > + }
> > + if (par->gpio.te) {
> > + init_completion(&spi_panel_te);
> > + mutex_init(&te_mutex);
> > + rc = devm_request_irq(dev,
> > + gpiod_to_irq(par->gpio.te),
> > + spi_panel_te_handler,
> > IRQF_TRIGGER_RISING,
> > + "TE_GPIO", par);
> > + if (rc) {
> > + pr_err("TE request_irq failed.\n");
> > + devm_gpiod_put(dev, par->gpio.te);
> > + par->gpio.te = NULL;
> > + } else {
> > +
> > disable_irq_nosync(gpiod_to_irq(par->gpio.te));
> > + pr_info("TE request_irq completion.\n");
>
> #SadFaceEmoji
>
> > + }
> > + } else {
> > + pr_info("%s:%d, TE gpio not specified\n",
> > + __func__, __LINE__);
> > + }
>
> regards,
> dan carpenter
>
Sorry,i will delete this log in patch v8
regards
zhangxuezhi
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