drm/panel: fairphone-fp3-hx83112b: Call set_tear_on when turning on

barni2000 · barni2000 · commit aa9f6e69eec2 · 2024-11-19T20:01:21.000+01:00
Otherwise no Tearing Effect output signal will be produced the panel.
Observed behavior is that the panel is stuck at 30Hz instead of 60Hz.

Signed-off-by: Barnabás Czémán &lt;barnabas.czeman@mainlining.org&gt;
diff --git a/drivers/gpu/drm/panel/msm8953-generated/panel-fairphone-fp3-hx83112b.c b/drivers/gpu/drm/panel/msm8953-generated/panel-fairphone-fp3-hx83112b.c
@@ -205,6 +205,7 @@ static int djn_hx83112b_on(struct djn_hx83112b *ctx)
 	mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x0000);
 	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_CONTROL_DISPLAY,
 				     0x24);
+	mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
 
 	return dsi_ctx.accum_err;
 }

Original file line number	Diff line number	Diff line change
`@@ -205,6 +205,7 @@ static int djn_hx83112b_on(struct djn_hx83112b *ctx)`
`205`	`205`	`mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x0000);`
`206`	`206`	`mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_CONTROL_DISPLAY,`
`207`	`207`	`0x24);`
	`208`	`+ mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);`
`208`	`209`
`209`	`210`	`return dsi_ctx.accum_err;`
`210`	`211`	`}`