From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/input/touchscreen/imx6ul_tsc.c | 68 +++++++++++++---------------------
1 files changed, 26 insertions(+), 42 deletions(-)
diff --git a/kernel/drivers/input/touchscreen/imx6ul_tsc.c b/kernel/drivers/input/touchscreen/imx6ul_tsc.c
index 6bfe42a..cd369f9 100644
--- a/kernel/drivers/input/touchscreen/imx6ul_tsc.c
+++ b/kernel/drivers/input/touchscreen/imx6ul_tsc.c
@@ -315,9 +315,8 @@
return IRQ_HANDLED;
}
-static int imx6ul_tsc_open(struct input_dev *input_dev)
+static int imx6ul_tsc_start(struct imx6ul_tsc *tsc)
{
- struct imx6ul_tsc *tsc = input_get_drvdata(input_dev);
int err;
err = clk_prepare_enable(tsc->adc_clk);
@@ -349,14 +348,27 @@
return err;
}
-static void imx6ul_tsc_close(struct input_dev *input_dev)
+static void imx6ul_tsc_stop(struct imx6ul_tsc *tsc)
{
- struct imx6ul_tsc *tsc = input_get_drvdata(input_dev);
-
imx6ul_tsc_disable(tsc);
clk_disable_unprepare(tsc->tsc_clk);
clk_disable_unprepare(tsc->adc_clk);
+}
+
+
+static int imx6ul_tsc_open(struct input_dev *input_dev)
+{
+ struct imx6ul_tsc *tsc = input_get_drvdata(input_dev);
+
+ return imx6ul_tsc_start(tsc);
+}
+
+static void imx6ul_tsc_close(struct input_dev *input_dev)
+{
+ struct imx6ul_tsc *tsc = input_get_drvdata(input_dev);
+
+ imx6ul_tsc_stop(tsc);
}
static int imx6ul_tsc_probe(struct platform_device *pdev)
@@ -364,8 +376,6 @@
struct device_node *np = pdev->dev.of_node;
struct imx6ul_tsc *tsc;
struct input_dev *input_dev;
- struct resource *tsc_mem;
- struct resource *adc_mem;
int err;
int tsc_irq;
int adc_irq;
@@ -403,16 +413,14 @@
return err;
}
- tsc_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- tsc->tsc_regs = devm_ioremap_resource(&pdev->dev, tsc_mem);
+ tsc->tsc_regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(tsc->tsc_regs)) {
err = PTR_ERR(tsc->tsc_regs);
dev_err(&pdev->dev, "failed to remap tsc memory: %d\n", err);
return err;
}
- adc_mem = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- tsc->adc_regs = devm_ioremap_resource(&pdev->dev, adc_mem);
+ tsc->adc_regs = devm_platform_ioremap_resource(pdev, 1);
if (IS_ERR(tsc->adc_regs)) {
err = PTR_ERR(tsc->adc_regs);
dev_err(&pdev->dev, "failed to remap adc memory: %d\n", err);
@@ -434,16 +442,12 @@
}
tsc_irq = platform_get_irq(pdev, 0);
- if (tsc_irq < 0) {
- dev_err(&pdev->dev, "no tsc irq resource?\n");
+ if (tsc_irq < 0)
return tsc_irq;
- }
adc_irq = platform_get_irq(pdev, 1);
- if (adc_irq < 0) {
- dev_err(&pdev->dev, "no adc irq resource?\n");
+ if (adc_irq < 0)
return adc_irq;
- }
err = devm_request_threaded_irq(tsc->dev, tsc_irq,
NULL, tsc_irq_fn, IRQF_ONESHOT,
@@ -517,12 +521,8 @@
mutex_lock(&input_dev->mutex);
- if (input_dev->users) {
- imx6ul_tsc_disable(tsc);
-
- clk_disable_unprepare(tsc->tsc_clk);
- clk_disable_unprepare(tsc->adc_clk);
- }
+ if (input_dev->users)
+ imx6ul_tsc_stop(tsc);
mutex_unlock(&input_dev->mutex);
@@ -538,27 +538,11 @@
mutex_lock(&input_dev->mutex);
- if (!input_dev->users)
- goto out;
+ if (input_dev->users)
+ retval = imx6ul_tsc_start(tsc);
- retval = clk_prepare_enable(tsc->adc_clk);
- if (retval)
- goto out;
-
- retval = clk_prepare_enable(tsc->tsc_clk);
- if (retval) {
- clk_disable_unprepare(tsc->adc_clk);
- goto out;
- }
-
- retval = imx6ul_tsc_init(tsc);
- if (retval) {
- clk_disable_unprepare(tsc->tsc_clk);
- clk_disable_unprepare(tsc->adc_clk);
- goto out;
- }
-out:
mutex_unlock(&input_dev->mutex);
+
return retval;
}
--
Gitblit v1.6.2