Commit 8dbfc5b6 authored May 27, 2019 by Jyri Sarha Committed by Andrzej Hajda May 31, 2019

drm/bridge: sii902x: pixel clock unit is 10kHz instead of 1kHz



The pixel clock unit in the first two registers (0x00 and 0x01) of
sii9022 is 10kHz, not 1kHz as in struct drm_display_mode. Division by
10 fixes the issue.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1a2a8eae0b9d6333e7a5841026bf7fd65c9ccd09.1558964241.git.jsarha@ti.com

parent bceee9bb

drivers/gpu/drm/bridge/sii902x.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -249,10 +249,11 @@ static void sii902x_bridge_mode_set(struct drm_bridge *bridge,
		struct regmap *regmap = sii902x->regmap;
		u8 buf[HDMI_INFOFRAME_SIZE(AVI)];
		struct hdmi_avi_infoframe frame;
		u16 pixel_clock_10kHz = adj->clock / 10;
		int ret;

		buf[0] = adj->clock;
		buf[1] = adj->clock >> 8;
		buf[0] = pixel_clock_10kHz & 0xff;
		buf[1] = pixel_clock_10kHz >> 8;
		buf[2] = adj->vrefresh;
		buf[3] = 0x00;
		buf[4] = adj->hdisplay;

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