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path: root/drivers/gpu/drm/mediatek/mtk_cec.c
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Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_cec.c')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_cec.c37
1 files changed, 17 insertions, 20 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c
index 8519e9bade36..c7be530ca041 100644
--- a/drivers/gpu/drm/mediatek/mtk_cec.c
+++ b/drivers/gpu/drm/mediatek/mtk_cec.c
@@ -12,7 +12,6 @@
#include <linux/platform_device.h>
#include "mtk_cec.h"
-#include "mtk_hdmi.h"
#include "mtk_drm_drv.h"
#define TR_CONFIG 0x00
@@ -102,6 +101,7 @@ void mtk_cec_set_hpd_event(struct device *dev,
cec->hpd_event = hpd_event;
spin_unlock_irqrestore(&cec->lock, flags);
}
+EXPORT_SYMBOL_NS_GPL(mtk_cec_set_hpd_event, "DRM_MTK_HDMI_V1");
bool mtk_cec_hpd_high(struct device *dev)
{
@@ -112,6 +112,7 @@ bool mtk_cec_hpd_high(struct device *dev)
return (status & (HDMI_PORD | HDMI_HTPLG)) == (HDMI_PORD | HDMI_HTPLG);
}
+EXPORT_SYMBOL_NS_GPL(mtk_cec_hpd_high, "DRM_MTK_HDMI_V1");
static void mtk_cec_htplg_irq_init(struct mtk_cec *cec)
{
@@ -195,18 +196,14 @@ static int mtk_cec_probe(struct platform_device *pdev)
spin_lock_init(&cec->lock);
cec->regs = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(cec->regs)) {
- ret = PTR_ERR(cec->regs);
- dev_err(dev, "Failed to ioremap cec: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(cec->regs))
+ return dev_err_probe(dev, PTR_ERR(cec->regs),
+ "Failed to ioremap cec\n");
cec->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(cec->clk)) {
- ret = PTR_ERR(cec->clk);
- dev_err(dev, "Failed to get cec clock: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(cec->clk))
+ return dev_err_probe(dev, PTR_ERR(cec->clk),
+ "Failed to get cec clock\n");
cec->irq = platform_get_irq(pdev, 0);
if (cec->irq < 0)
@@ -216,16 +213,12 @@ static int mtk_cec_probe(struct platform_device *pdev)
mtk_cec_htplg_isr_thread,
IRQF_SHARED | IRQF_TRIGGER_LOW |
IRQF_ONESHOT, "hdmi hpd", dev);
- if (ret) {
- dev_err(dev, "Failed to register cec irq: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to register cec irq\n");
ret = clk_prepare_enable(cec->clk);
- if (ret) {
- dev_err(dev, "Failed to enable cec clock: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to enable cec clock\n");
mtk_cec_htplg_irq_init(cec);
mtk_cec_htplg_irq_enable(cec);
@@ -249,9 +242,13 @@ MODULE_DEVICE_TABLE(of, mtk_cec_of_ids);
struct platform_driver mtk_cec_driver = {
.probe = mtk_cec_probe,
- .remove_new = mtk_cec_remove,
+ .remove = mtk_cec_remove,
.driver = {
.name = "mediatek-cec",
.of_match_table = mtk_cec_of_ids,
},
};
+module_platform_driver(mtk_cec_driver);
+
+MODULE_DESCRIPTION("MediaTek HDMI CEC Driver");
+MODULE_LICENSE("GPL");