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UPSTREAM: drm: bridge: dw-hdmi: Remove unused function parameter

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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>
Reviewed-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170117082910.27023-4-laurent.pinchart+renesas@ideasonboard.com

Change-Id: Iff93b8a109d5540283f8ad39ef25ce2fd79acb2a
Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>
(cherry pick from dfa73065d6)
This commit is contained in:
Kieran Bingham
2017-01-17 10:28:53 +02:00
committed by Zheng Yang
parent 78b413e0f4
commit 09db7120f9
1 changed files with 2 additions and 5 deletions
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7
drivers/gpu/drm/bridge/dw-hdmi.c
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@@ -1182,7 +1182,7 @@ 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;
@@ -1192,9 +1192,6 @@ 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:
@@ -1348,7 +1345,7 @@ 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;
}