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media: rockchip: hdmirx: fix crash when get fmt

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Call trace:
 dump_backtrace+0xf4/0x118
 show_stack+0x18/0x24
 dump_stack_lvl+0x60/0x7c
 dump_stack+0x18/0x38
 __schedule_bug+0x6c/0x8c
 __schedule+0x668/0x9f0
 schedule+0x7c/0xe8
 schedule_hrtimeout_range_clock+0xa4/0x118
 schedule_hrtimeout_range+0x14/0x24
 usleep_range_state+0x60/0x9c
 hdmirx_get_pix_fmt+0xa0/0x210 [rockchip_hdmirx]
 hdmirx_hdmi_irq_handler+0x770/0xb4c [rockchip_hdmirx]
 __handle_irq_event_percpu+0xbc/0x26c
 handle_irq_event+0x48/0xb8
 handle_fasteoi_irq+0x124/0x284
 generic_handle_domain_irq+0x44/0x60
 gic_handle_irq+0x4c/0x114
 call_on_irq_stack+0x3c/0x74
 el1_interrupt+0x74/0xd8
 el1h_64_irq_handler+0x18/0x24
 el1h_64_irq+0x68/0x6c

Signed-off-by: Chen Shunqing <csq@rock-chips.com>
Change-Id: Id789732bd80b57b128002d6c4a0546eab10f747e
This commit is contained in:
Chen Shunqing
2025-02-28 16:32:13 +08:00
parent e5db0686ad
commit 3d799a3260
1 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/media/platform/rockchip/hdmirx/rk_hdmirx.c
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@@ -715,10 +715,10 @@ static void hdmirx_get_colordepth(struct rk_hdmirx_dev *hdmirx_dev)
__func__, hdmirx_dev->color_depth, color_depth_reg);
}
static void hdmirx_get_pix_fmt(struct rk_hdmirx_dev *hdmirx_dev)
static void hdmirx_get_pix_fmt(struct rk_hdmirx_dev *hdmirx_dev, bool retry)
{
u32 val;
int timeout = 10;
int timeout = retry ? 10 : 0;
struct v4l2_device *v4l2_dev = &hdmirx_dev->v4l2_dev;
try_loop:
@@ -1009,7 +1009,7 @@ static int hdmirx_get_detected_timings(struct rk_hdmirx_dev *hdmirx_dev,
val = hdmirx_readl(hdmirx_dev, DMA_STATUS11);
field_type = (val & HDMIRX_TYPE_MASK) >> 7;
hdmirx_get_pix_fmt(hdmirx_dev);
hdmirx_get_pix_fmt(hdmirx_dev, true);
hdmirx_get_color_range(hdmirx_dev);
hdmirx_get_color_space(hdmirx_dev);
bt->interlaced = field_type & BIT(0) ?
@@ -2830,7 +2830,7 @@ static void pkt_0_int_handler(struct rk_hdmirx_dev *hdmirx_dev,
if ((status & PKTDEC_AVIIF_CHG_IRQ)) {
hdmirx_get_color_range(hdmirx_dev);
hdmirx_get_color_space(hdmirx_dev);
hdmirx_get_pix_fmt(hdmirx_dev);
hdmirx_get_pix_fmt(hdmirx_dev, false);
if (hdmirx_dev->cur_fmt_fourcc != pre_fmt_fourcc ||
hdmirx_dev->cur_color_range != pre_color_range ||
hdmirx_dev->cur_color_space != pre_color_space) {