change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/drivers/gpu/drm/stm/ltdc.h
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@@ -19,6 +19,7 @@
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 	const u32 *pix_fmt_hw;	/* supported pixel formats */
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 	bool non_alpha_only_l1; /* non-native no-alpha formats on layer 1 */
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 	int pad_max_freq_hz;	/* max frequency supported by pad */
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+	int nb_irq;		/* number of hardware interrupts */
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 };
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 #define LTDC_MAX_LAYER	4
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@@ -36,9 +37,12 @@
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 	u32 error_status;
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 	u32 irq_status;
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 	struct fps_info plane_fpsi[LTDC_MAX_LAYER];
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+	struct drm_atomic_state *suspend_state;
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 };
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 int ltdc_load(struct drm_device *ddev);
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 void ltdc_unload(struct drm_device *ddev);
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+void ltdc_suspend(struct drm_device *ddev);
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+int ltdc_resume(struct drm_device *ddev);
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 #endif