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[03/22] drm: bridge: dw-hdmi: Remove unused function parameter

Message ID 1480635817-1258-4-git-send-email-laurent.pinchart+renesas@ideasonboard.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Laurent Pinchart Dec. 1, 2016, 11:43 p.m. UTC 
From: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>

The 'prep' parameter passed to hdmi_phy_configure() is useless. It is
hardcoded as 0, and if set, simply prevents the configure function from
executing.

Remove it.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
---
 drivers/gpu/drm/bridge/dw-hdmi.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c
index f86894622070..5f8044a7d602 100644
--- a/drivers/gpu/drm/bridge/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/dw-hdmi.c
@@ -931,7 +931,7 @@  static void dw_hdmi_phy_sel_interface_control(struct dw_hdmi *hdmi, u8 enable)
 			 HDMI_PHY_CONF0_SELDIPIF_MASK);
 }
 
-static int hdmi_phy_configure(struct dw_hdmi *hdmi, unsigned char prep,
+static int hdmi_phy_configure(struct dw_hdmi *hdmi,
 			      unsigned char res, int cscon)
 {
 	unsigned res_idx;
@@ -941,9 +941,6 @@  static int hdmi_phy_configure(struct dw_hdmi *hdmi, unsigned char prep,
 	const struct dw_hdmi_curr_ctrl *curr_ctrl = pdata->cur_ctr;
 	const struct dw_hdmi_phy_config *phy_config = pdata->phy_config;
 
-	if (prep)
-		return -EINVAL;
-
 	switch (res) {
 	case 0:	/* color resolution 0 is 8 bit colour depth */
 	case 8:
@@ -1072,7 +1069,7 @@  static int dw_hdmi_phy_init(struct dw_hdmi *hdmi)
 		dw_hdmi_phy_enable_powerdown(hdmi, true);
 
 		/* Enable CSC */
-		ret = hdmi_phy_configure(hdmi, 0, 8, cscon);
+		ret = hdmi_phy_configure(hdmi, 8, cscon);
 		if (ret)
 			return ret;
 	}