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Commit 6722a401 authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
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fbdev: sh_mipi_dsi: Allow LCDC board callbacks 



Update the MIPI-DSI driver to make use of the
LCD panel callbacks in the LCDC platform data.

Without this patch MIPI panels cannot use board
specific LCDC callbacks to control power and/or
back light.

Signed-off-by: default avatarMagnus Damm <damm@opensource.se>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent deaba190

drivers/video/sh_mipi_dsi.c

+14 −0
Original line number Diff line number Diff line
@@ -50,6 +50,9 @@ struct sh_mipi { 
	void __iomem	*linkbase;

	struct clk	*dsit_clk;

	struct clk	*dsip_clk;

	void *next_board_data;

	void (*next_display_on)(void *board_data, struct fb_info *info);

	void (*next_display_off)(void *board_data);

};



static struct sh_mipi *mipi_dsi[MAX_SH_MIPI_DSI];
@@ -122,12 +125,18 @@ static void mipi_display_on(void *arg, struct fb_info *info) 
	struct sh_mipi *mipi = arg;



	sh_mipi_dsi_enable(mipi, true);



	if (mipi->next_display_on)

		mipi->next_display_on(mipi->next_board_data, info);

}



static void mipi_display_off(void *arg)

{

	struct sh_mipi *mipi = arg;



	if (mipi->next_display_off)

		mipi->next_display_off(mipi->next_board_data);



	sh_mipi_dsi_enable(mipi, false);

}
@@ -443,6 +452,11 @@ static int __init sh_mipi_probe(struct platform_device *pdev) 
	mutex_unlock(&array_lock);

	platform_set_drvdata(pdev, mipi);



	/* Save original LCDC callbacks */

	mipi->next_board_data = pdata->lcd_chan->board_cfg.board_data;

	mipi->next_display_on = pdata->lcd_chan->board_cfg.display_on;

	mipi->next_display_off = pdata->lcd_chan->board_cfg.display_off;



	/* Set up LCDC callbacks */

	pdata->lcd_chan->board_cfg.board_data = mipi;

	pdata->lcd_chan->board_cfg.display_on = mipi_display_on;