Thread (144 messages) 144 messages, 6 authors, 2020-09-02
STALE2098d
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[PATCH v4 69/78] drm/vc4: hdmi: Remove register dumps in enable

From: Maxime Ripard <hidden>
Date: 2020-07-08 17:44:39
Also in: dri-devel, lkml
Subsystem: drm drivers, drm drivers and misc gpu patches, drm drivers for vc4, the rest · Maintainers: David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Dave Stevenson, Linus Torvalds

The current code has some logic, disabled by default, to dump the register
setup in the HDMI controller.

However, since we're going to split those functions in multiple, shorter,
functions that only make sense where they are called in sequence, keeping
the register dump makes little sense.

Signed-off-by: Maxime Ripard <redacted>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 17 -----------------
 1 file changed, 17 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 0a9a323e03d8..4058985940e6 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -430,7 +430,6 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 	struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
 	struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
 	struct vc4_hdmi_encoder *vc4_encoder = to_vc4_hdmi_encoder(encoder);
-	bool debug_dump_regs = false;
 	unsigned long pixel_rate, hsm_rate;
 	int ret;
 
@@ -489,14 +488,6 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 	if (vc4_hdmi->variant->phy_init)
 		vc4_hdmi->variant->phy_init(vc4_hdmi, mode);
 
-	if (debug_dump_regs) {
-		struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
-
-		dev_info(&vc4_hdmi->pdev->dev, "HDMI regs before:\n");
-		drm_print_regset32(&p, &vc4_hdmi->hdmi_regset);
-		drm_print_regset32(&p, &vc4_hdmi->hd_regset);
-	}
-
 	HDMI_WRITE(HDMI_VID_CTL, 0);
 
 	HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
@@ -522,14 +513,6 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 
 	HDMI_WRITE(HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
 
-	if (debug_dump_regs) {
-		struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
-
-		dev_info(&vc4_hdmi->pdev->dev, "HDMI regs after:\n");
-		drm_print_regset32(&p, &vc4_hdmi->hdmi_regset);
-		drm_print_regset32(&p, &vc4_hdmi->hd_regset);
-	}
-
 	HDMI_WRITE(HDMI_VID_CTL,
 		   HDMI_READ(HDMI_VID_CTL) |
 		   VC4_HD_VID_CTL_ENABLE |
-- 
git-series 0.9.1

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