Commit 1acc6bde authored by Kieran Bingham's avatar Kieran Bingham Committed by Archit Taneja

drm: bridge: dw-hdmi: Remove PHY configuration resolution parameter

The current code hard codes the call of hdmi_phy_configure() to be 8bpp
and provides extraneous error checking to verify that this hardcoded
value is correct. Simplify the implementation by removing the argument.
Signed-off-by: default avatarKieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: default avatarJose Abreu <joabreu@synopsys.com>
Signed-off-by: default avatarArchit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170117082910.27023-12-laurent.pinchart+renesas@ideasonboard.com
parent 69497eb9
......@@ -930,31 +930,14 @@ 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 res, int cscon)
static int hdmi_phy_configure(struct dw_hdmi *hdmi, int cscon)
{
unsigned res_idx;
u8 val, msec;
const struct dw_hdmi_plat_data *pdata = hdmi->plat_data;
const struct dw_hdmi_mpll_config *mpll_config = pdata->mpll_cfg;
const struct dw_hdmi_curr_ctrl *curr_ctrl = pdata->cur_ctr;
const struct dw_hdmi_phy_config *phy_config = pdata->phy_config;
switch (res) {
case 0: /* color resolution 0 is 8 bit colour depth */
case 8:
res_idx = DW_HDMI_RES_8;
break;
case 10:
res_idx = DW_HDMI_RES_10;
break;
case 12:
res_idx = DW_HDMI_RES_12;
break;
default:
return -EINVAL;
}
/* PLL/MPLL Cfg - always match on final entry */
for (; mpll_config->mpixelclock != ~0UL; mpll_config++)
if (hdmi->hdmi_data.video_mode.mpixelclock <=
......@@ -1004,11 +987,11 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi,
HDMI_PHY_I2CM_SLAVE_ADDR);
hdmi_phy_test_clear(hdmi, 0);
hdmi_phy_i2c_write(hdmi, mpll_config->res[res_idx].cpce, 0x06);
hdmi_phy_i2c_write(hdmi, mpll_config->res[res_idx].gmp, 0x15);
hdmi_phy_i2c_write(hdmi, mpll_config->res[0].cpce, 0x06);
hdmi_phy_i2c_write(hdmi, mpll_config->res[0].gmp, 0x15);
/* CURRCTRL */
hdmi_phy_i2c_write(hdmi, curr_ctrl->curr[res_idx], 0x10);
hdmi_phy_i2c_write(hdmi, curr_ctrl->curr[0], 0x10);
hdmi_phy_i2c_write(hdmi, 0x0000, 0x13); /* PLLPHBYCTRL */
hdmi_phy_i2c_write(hdmi, 0x0006, 0x17);
......@@ -1068,7 +1051,7 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi)
dw_hdmi_phy_enable_powerdown(hdmi, true);
/* Enable CSC */
ret = hdmi_phy_configure(hdmi, 8, cscon);
ret = hdmi_phy_configure(hdmi, cscon);
if (ret)
return ret;
}
......
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