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rockchip: rk3288: fix phsync & pvsync bug 

Struct edid defien pvsync & phsync as an character,
like '+' or '-', so we need to check sync polarity
by comparing with characters '+' and '-' instead of
treating as boolean.

BRANCH=None
BUG=chrome-os-partner:42946
TEST=Mickey board, light monitor normally

Change-Id: I92d233e19b6df8917fb8ff9a327ccb842c152d65
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Original-Commit-Id: 2d22d4b6e7108474f67200e0fb1e4894cd88db85
Original-Change-Id: I14c72aa8994227092a1059d2b25c1dd2249b9db1
Original-Signed-off-by: Yakir Yang <ykk@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/289963
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Original-Commit-Queue: David Hendricks <dhendrix@chromium.org>
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/11380
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Yakir Yang 2015-07-21 22:47:55 -05:00 committed by Patrick Georgi
parent 8d0ab89e5d
commit 84fb0bfdbb
2 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/soc/rockchip/rk3288/hdmi.c
View File

@ -494,11 +494,11 @@ static void hdmi_av_composer(const struct edid *edid)
/* set up hdmi_fc_invidconf */
inv_val = HDMI_FC_INVIDCONF_HDCP_KEEPOUT_INACTIVE;
inv_val |= (edid->pvsync ?
inv_val |= ((edid->pvsync == '+') ?
HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_HIGH :
HDMI_FC_INVIDCONF_VSYNC_IN_POLARITY_ACTIVE_LOW);
inv_val |= (edid->phsync ?
inv_val |= ((edid->phsync == '+') ?
HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_HIGH :
HDMI_FC_INVIDCONF_HSYNC_IN_POLARITY_ACTIVE_LOW);

4
src/soc/rockchip/rk3288/vop.c
View File

@ -125,8 +125,8 @@ void rkvop_mode_set(u32 vop_id, const struct edid *edid, u32 mode)
clrsetbits_le32(&preg->dsp_ctrl0,
M_DSP_OUT_MODE | M_DSP_VSYNC_POL | M_DSP_HSYNC_POL,
V_DSP_OUT_MODE(15) |
V_DSP_HSYNC_POL(!!edid->phsync) |
V_DSP_VSYNC_POL(!!edid->pvsync));
V_DSP_HSYNC_POL(edid->phsync == '+') |
V_DSP_VSYNC_POL(edid->pvsync == '+'));
write32(&preg->dsp_htotal_hs_end, V_HSYNC(hsync_len) |
V_HORPRD(hsync_len + hback_porch + hactive + hfront_porch));