disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
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@@ -629,7 +629,7 @@
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 	dsi->format = format;
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 	bpp = mipi_dsi_pixel_format_to_bpp(dsi->format);
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-	if (bpp < 0) {
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+	if (bpp <= 0) {
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 		DRM_DEV_ERROR(dsi->dev,
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 			      "failed to get bpp for pixel format %d\n",
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 			      dsi->format);
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@@ -1101,6 +1101,15 @@
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 	return 0;
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 }
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+static void
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+dw_mipi_dsi_rockchip_stream_standby(void *priv_data, bool standby)
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+{
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+	struct dw_mipi_dsi_rockchip *dsi = priv_data;
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+	struct drm_encoder *encoder = &dsi->encoder;
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+
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+	rockchip_drm_crtc_standby(encoder->crtc, standby);
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+}
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+
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 static int dw_mipi_dsi_rockchip_probe(struct platform_device *pdev)
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 {
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 	struct device *dev = &pdev->dev;
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@@ -1209,6 +1218,10 @@
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 	dsi->pdata.max_data_lanes = dsi->cdata->max_data_lanes;
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 	dsi->pdata.phy_ops = &dw_mipi_dsi_rockchip_phy_ops;
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 	dsi->pdata.priv_data = dsi;
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+
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+	if (dsi->cdata->soc_type == RK3568)
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+		dsi->pdata.stream_standby = dw_mipi_dsi_rockchip_stream_standby;
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+
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 	platform_set_drvdata(pdev, dsi);
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 	dsi->dmd = dw_mipi_dsi_probe(pdev, &dsi->pdata);