950-0349-drm-vc4-Add-all-the-HDMI-registers-into-the-debugfs-.patch

From ef65a6f064b3bd497d83b0f40908182ba2a2b863 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Wed, 21 Oct 2020 18:34:56 +0100
Subject: [PATCH] drm/vc4: Add all the HDMI registers into the debugfs
 dumps

The vc5 HDMI registers hadn't been added into the debugfs
register sets, therefore weren't dumped on request.
Add them in.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 44 ++++++++++++++++++++++++++++++++++
 drivers/gpu/drm/vc4/vc4_hdmi.h |  9 +++++++
 2 files changed, 53 insertions(+)

--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -92,6 +92,12 @@ static int vc4_hdmi_debugfs_regs(struct
 
 	drm_print_regset32(&p, &vc4_hdmi->hdmi_regset);
 	drm_print_regset32(&p, &vc4_hdmi->hd_regset);
+	drm_print_regset32(&p, &vc4_hdmi->cec_regset);
+	drm_print_regset32(&p, &vc4_hdmi->csc_regset);
+	drm_print_regset32(&p, &vc4_hdmi->dvp_regset);
+	drm_print_regset32(&p, &vc4_hdmi->phy_regset);
+	drm_print_regset32(&p, &vc4_hdmi->ram_regset);
+	drm_print_regset32(&p, &vc4_hdmi->rm_regset);
 
 	return 0;
 }
@@ -1732,6 +1738,7 @@ static int vc5_hdmi_init_resources(struc
 	struct platform_device *pdev = vc4_hdmi->pdev;
 	struct device *dev = &pdev->dev;
 	struct resource *res;
+	int ret;
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "hdmi");
 	if (!res)
@@ -1822,6 +1829,38 @@ static int vc5_hdmi_init_resources(struc
 		return PTR_ERR(vc4_hdmi->reset);
 	}
 
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->hdmi_regset, VC4_HDMI);
+	if (ret)
+		return ret;
+
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->hd_regset, VC4_HD);
+	if (ret)
+		return ret;
+
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->cec_regset, VC5_CEC);
+	if (ret)
+		return ret;
+
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->csc_regset, VC5_CSC);
+	if (ret)
+		return ret;
+
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->dvp_regset, VC5_DVP);
+	if (ret)
+		return ret;
+
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->phy_regset, VC5_PHY);
+	if (ret)
+		return ret;
+
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->ram_regset, VC5_RAM);
+	if (ret)
+		return ret;
+
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->rm_regset, VC5_RM);
+	if (ret)
+		return ret;
+
 	return 0;
 }
 
--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
@@ -161,8 +161,16 @@ struct vc4_hdmi {
 
 	struct reset_control *reset;
 
+	/* Common debugfs regset */
 	struct debugfs_regset32 hdmi_regset;
 	struct debugfs_regset32 hd_regset;
+	/* VC5 debugfs regset */
+	struct debugfs_regset32 cec_regset;
+	struct debugfs_regset32 csc_regset;
+	struct debugfs_regset32 dvp_regset;
+	struct debugfs_regset32 phy_regset;
+	struct debugfs_regset32 ram_regset;
+	struct debugfs_regset32 rm_regset;
 };
 
 static inline struct vc4_hdmi *