openwrt/target/linux/bcm27xx/patches-5.4/950-0565-drm-vc4-hdmi-Move-structure-to-header.patch

From 13bb65d33681b0095214033a5e80186faa325854 Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Wed, 18 Dec 2019 18:35:12 +0100
Subject: [PATCH] drm/vc4: hdmi: Move structure to header

We will need to share the vc4_hdmi and related structures with multiple
files, so let's create a header for it.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 76 +-----------------------------
 drivers/gpu/drm/vc4/vc4_hdmi.h | 86 ++++++++++++++++++++++++++++++++++
 2 files changed, 87 insertions(+), 75 deletions(-)
 create mode 100644 drivers/gpu/drm/vc4/vc4_hdmi.h

--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -48,87 +48,13 @@
 #include <sound/soc.h>
 #include "media/cec.h"
 #include "vc4_drv.h"
+#include "vc4_hdmi.h"
 #include "vc4_regs.h"
 
 #define HSM_CLOCK_FREQ 163682864
 #define CEC_CLOCK_FREQ 40000
 #define CEC_CLOCK_DIV  (HSM_CLOCK_FREQ / CEC_CLOCK_FREQ)
 
-/* HDMI audio information */
-struct vc4_hdmi_audio {
-	struct snd_soc_card card;
-	struct snd_soc_dai_link link;
-	struct snd_soc_dai_link_component cpu;
-	struct snd_soc_dai_link_component codec;
-	struct snd_soc_dai_link_component platform;
-	int samplerate;
-	int channels;
-	struct snd_dmaengine_dai_dma_data dma_data;
-	struct snd_pcm_substream *substream;
-};
-
-/* General HDMI hardware state. */
-struct vc4_hdmi {
-	struct platform_device *pdev;
-
-	struct drm_encoder *encoder;
-	struct drm_connector *connector;
-
-	struct vc4_hdmi_audio audio;
-
-	struct i2c_adapter *ddc;
-	void __iomem *hdmicore_regs;
-	void __iomem *hd_regs;
-	int hpd_gpio;
-	bool hpd_active_low;
-
-	struct cec_adapter *cec_adap;
-	struct cec_msg cec_rx_msg;
-	bool cec_tx_ok;
-	bool cec_irq_was_rx;
-
-	struct clk *pixel_clock;
-	struct clk *hsm_clock;
-
-	struct debugfs_regset32 hdmi_regset;
-	struct debugfs_regset32 hd_regset;
-};
-
-#define HDMI_READ(offset) readl(vc4->hdmi->hdmicore_regs + offset)
-#define HDMI_WRITE(offset, val) writel(val, vc4->hdmi->hdmicore_regs + offset)
-#define HD_READ(offset) readl(vc4->hdmi->hd_regs + offset)
-#define HD_WRITE(offset, val) writel(val, vc4->hdmi->hd_regs + offset)
-
-/* VC4 HDMI encoder KMS struct */
-struct vc4_hdmi_encoder {
-	struct vc4_encoder base;
-	bool hdmi_monitor;
-	bool limited_rgb_range;
-};
-
-static inline struct vc4_hdmi_encoder *
-to_vc4_hdmi_encoder(struct drm_encoder *encoder)
-{
-	return container_of(encoder, struct vc4_hdmi_encoder, base.base);
-}
-
-/* VC4 HDMI connector KMS struct */
-struct vc4_hdmi_connector {
-	struct drm_connector base;
-
-	/* Since the connector is attached to just the one encoder,
-	 * this is the reference to it so we can do the best_encoder()
-	 * hook.
-	 */
-	struct drm_encoder *encoder;
-};
-
-static inline struct vc4_hdmi_connector *
-to_vc4_hdmi_connector(struct drm_connector *connector)
-{
-	return container_of(connector, struct vc4_hdmi_connector, base);
-}
-
 static const struct debugfs_reg32 hdmi_regs[] = {
 	VC4_REG32(VC4_HDMI_CORE_REV),
 	VC4_REG32(VC4_HDMI_SW_RESET_CONTROL),
--- /dev/null
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
@@ -0,0 +1,86 @@
+#ifndef _VC4_HDMI_H_
+#define _VC4_HDMI_H_
+
+#include <drm/drm_connector.h>
+#include <media/cec.h>
+#include <sound/dmaengine_pcm.h>
+#include <sound/soc.h>
+
+#include "vc4_drv.h"
+
+/* HDMI audio information */
+struct vc4_hdmi_audio {
+	struct snd_soc_card card;
+	struct snd_soc_dai_link link;
+	struct snd_soc_dai_link_component cpu;
+	struct snd_soc_dai_link_component codec;
+	struct snd_soc_dai_link_component platform;
+	int samplerate;
+	int channels;
+	struct snd_dmaengine_dai_dma_data dma_data;
+	struct snd_pcm_substream *substream;
+};
+
+/* General HDMI hardware state. */
+struct vc4_hdmi {
+	struct platform_device *pdev;
+
+	struct drm_encoder *encoder;
+	struct drm_connector *connector;
+
+	struct vc4_hdmi_audio audio;
+
+	struct i2c_adapter *ddc;
+	void __iomem *hdmicore_regs;
+	void __iomem *hd_regs;
+	int hpd_gpio;
+	bool hpd_active_low;
+
+	struct cec_adapter *cec_adap;
+	struct cec_msg cec_rx_msg;
+	bool cec_tx_ok;
+	bool cec_irq_was_rx;
+
+	struct clk *pixel_clock;
+	struct clk *hsm_clock;
+
+	struct debugfs_regset32 hdmi_regset;
+	struct debugfs_regset32 hd_regset;
+};
+
+#define HDMI_READ(offset) readl(vc4->hdmi->hdmicore_regs + offset)
+#define HDMI_WRITE(offset, val) writel(val, vc4->hdmi->hdmicore_regs + offset)
+#define HD_READ(offset) readl(vc4->hdmi->hd_regs + offset)
+#define HD_WRITE(offset, val) writel(val, vc4->hdmi->hd_regs + offset)
+
+/* VC4 HDMI encoder KMS struct */
+struct vc4_hdmi_encoder {
+	struct vc4_encoder base;
+	bool hdmi_monitor;
+	bool limited_rgb_range;
+};
+
+static inline struct vc4_hdmi_encoder *
+to_vc4_hdmi_encoder(struct drm_encoder *encoder)
+{
+	return container_of(encoder, struct vc4_hdmi_encoder, base.base);
+}
+
+/* VC4 HDMI connector KMS struct */
+struct vc4_hdmi_connector {
+	struct drm_connector base;
+
+	/* Since the connector is attached to just the one encoder,
+	 * this is the reference to it so we can do the best_encoder()
+	 * hook.
+	 */
+	struct drm_encoder *encoder;
+};
+
+static inline struct vc4_hdmi_connector *
+to_vc4_hdmi_connector(struct drm_connector *connector)
+{
+	return container_of(connector, struct vc4_hdmi_connector, base);
+}
+
+#endif /* _VC4_HDMI_H_ */