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media: rockchip: hdmirx: reconfig cec after hdmirx reset

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Signed-off-by: Chen Shunqing <csq@rock-chips.com>
Change-Id: I1ea46ea2f5952dae6a996caee0387bf57184c2b1
This commit is contained in:
Chen Shunqing
2022-08-25 02:15:23 +00:00
committed by Tao Huang
parent b5f750b4e4
commit 02aa33de2f
1 changed files with 18 additions and 3 deletions
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21
drivers/media/platform/rockchip/hdmirx/rk_hdmirx.c
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@@ -856,18 +856,33 @@ static int hdmirx_query_dv_timings(struct file *file, void *_fh,
return 0;
}
static void hdmirx_cec_state_reconfiguration(struct rk_hdmirx_dev *hdmirx_dev, bool en)
{
unsigned int irqs;
if (en) {
hdmirx_update_bits(hdmirx_dev, GLOBAL_SWENABLE, CEC_ENABLE, CEC_ENABLE);
hdmirx_update_bits(hdmirx_dev, CEC_CONFIG, RX_AUTO_DRIVE_ACKNOWLEDGE,
RX_AUTO_DRIVE_ACKNOWLEDGE);
irqs = CECTX_LINE_ERR | CECTX_NACK | CECRX_EOM | CECTX_DONE;
hdmirx_writel(hdmirx_dev, CEC_INT_MASK_N, irqs);
}
cec_queue_pin_hpd_event(hdmirx_dev->cec->adap, en, ktime_get());
}
static void hdmirx_hpd_config(struct rk_hdmirx_dev *hdmirx_dev, bool en)
{
struct v4l2_device *v4l2_dev = &hdmirx_dev->v4l2_dev;
u32 level;
v4l2_dbg(1, debug, v4l2_dev, "%s: %sable, hpd_trigger_level:%d\n",
__func__, en ? "en" : "dis",
hdmirx_dev->hpd_trigger_level);
hdmirx_update_bits(hdmirx_dev, SCDC_CONFIG, HPDLOW, en ? 0 : HPDLOW);
en = hdmirx_dev->hpd_trigger_level ? en : !en;
hdmirx_writel(hdmirx_dev, CORE_CONFIG, en);
level = hdmirx_dev->hpd_trigger_level ? en : !en;
hdmirx_writel(hdmirx_dev, CORE_CONFIG, level);
if (hdmirx_dev->cec && hdmirx_dev->cec->adap)
cec_queue_pin_hpd_event(hdmirx_dev->cec->adap, en, ktime_get());
hdmirx_cec_state_reconfiguration(hdmirx_dev, en);
}
static void hdmirx_hpd_ctrl(struct rk_hdmirx_dev *hdmirx_dev, bool en)