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vdin: ignore v4l2start/stop ioctl when vdin1 used for preview [1/1]

Browse Source 
PD#SWPL-6840

Problem:
hdmi port can't screencap

Solution:
ignore v4l2start/stop ioctl when vdin1 used for preview

Verify:
x301

Change-Id: I26e7b057177a0b7ed203c04bd3008c2a34793b4a
Signed-off-by: Evoke Zhang <evoke.zhang@amlogic.com>
This commit is contained in:
Evoke Zhang
2019-04-10 10:07:39 +08:00
committed by Dongjin Kim
parent 6aa334dcd9
commit 696db5f903
1 changed files with 30 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
drivers/amlogic/media/vin/tvin/vdin/vdin_drv.c
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@@ -86,6 +86,8 @@ static unsigned int tl1_vdin1_canvas_addr;
static unsigned int tl1_vdin1_height;
static unsigned int tl1_vdin1_width;
spinlock_t tl1_preview_lock;
static unsigned int tl1_vdin1_capture_flag;
/*
* canvas_config_mode
* 0: canvas_config in driver probe
@@ -657,9 +659,8 @@ void vdin_start_dec(struct vdin_dev_s *devp)
devp->index, jiffies_to_msecs(jiffies),
jiffies_to_msecs(jiffies)-devp->start_time);
if ((devp->afbce_mode == 1) &&
(is_meson_tl1_cpu() || is_meson_tm2_cpu())) {
if ((devp->h_active >= 1920) && (devp->v_active >= 1080)) {
if (devp->afbce_mode == 1) {
if (is_meson_tl1_cpu()) {
tl1_vdin1_preview_flag = 1;
tl1_vdin1_data_readied = 0;
tl1_vdin1_preview_ready_flag = 0;
@@ -667,10 +668,6 @@ void vdin_start_dec(struct vdin_dev_s *devp)
vdin_afbc_preview_force_drop_frame_cnt;
pr_info("vdin.%d tl1_vdin1_preview state init\n",
devp->index);
} else {
tl1_vdin1_preview_flag = 0;
vdin_afbc_force_drop_frame =
vdin_afbc_force_drop_frame_cnt;
}
vfe_drop_force = NULL;
max_ignore_frames[devp->index] = max_ignore_frame_cnt;
@@ -801,9 +798,10 @@ int start_tvin_service(int no, struct vdin_parm_s *para)
}
if (tl1_vdin1_preview_flag == 1) {
pr_err("[vdin]%s vdin%d use for preview, return.\n",
tl1_vdin1_capture_flag = 1;
pr_info("[vdin]%s vdin%d already enabled for preview.\n",
__func__, no);
return -1;
return 0;
}
fmt = devp->parm.info.fmt;
if (vdin_dbg_en) {
@@ -939,6 +937,13 @@ int stop_tvin_service(int no)
struct vdin_dev_s *devp;
unsigned int end_time;
if (tl1_vdin1_preview_flag == 1) {
tl1_vdin1_capture_flag = 0;
pr_info("[vdin]%s vdin%d is used for preview.\n",
__func__, no);
return 0;
}
devp = vdin_devp[no];
if ((devp->parm.reserved & PARAM_STATE_HISTGRAM) &&
(devp->parm.reserved & PARAM_STATE_SCREENCAP) &&
@@ -1551,7 +1556,8 @@ irqreturn_t vdin_isr(int irq, void *dev_id)
vdin_vf_disp_mode_update(devp->last_wr_vfe, devp->vfp);
devp->last_wr_vfe = NULL;
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1)) {
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1) &&
(tl1_vdin1_capture_flag == 0)) {
//if (vdin_dbg_en)
//pr_info("vdin1 preview dont notify receiver.\n");
} else {
@@ -1755,7 +1761,8 @@ irqreturn_t vdin_isr(int irq, void *dev_id)
}
}
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1)) {
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1) &&
(tl1_vdin1_capture_flag == 0)) {
//if (vdin_dbg_en)
//pr_info("vdin1 preview dont notify receiver.\n");
} else {
@@ -1961,7 +1968,8 @@ irqreturn_t vdin_isr(int irq, void *dev_id)
if (!(devp->flags&VDIN_FLAG_RDMA_ENABLE) ||
(devp->game_mode & VDIN_GAME_MODE_1)) {
/* not RDMA, or game mode 1 */
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1)) {
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1) &&
(tl1_vdin1_capture_flag == 0)) {
//if (vdin_dbg_en)
//pr_info("vdin1 preview dont notify receiver.\n");
} else {
@@ -2020,7 +2028,8 @@ irqreturn_t vdin_isr(int irq, void *dev_id)
}
spin_unlock_irqrestore(&tl1_preview_lock, flags1);
provider_vf_put(next_wr_vfe, devp->vfp);
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1)) {
if ((devp->index == 1) && (tl1_vdin1_preview_flag == 1) &&
(tl1_vdin1_capture_flag == 0)) {
//if (vdin_dbg_en)
//pr_info("vdin1 preview dont notify receiver.\n");
} else {
@@ -2994,6 +3003,10 @@ static long vdin_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
pr_info("TVIN_IOC_S_VDIN_V4L2START cann't be used at vdin0\n");
break;
}
if ((tl1_vdin1_preview_flag) && (devp->index == 1)) {
pr_info("TVIN_IOC_S_VDIN_V4L2START ignore for vdin1 is already enabled\n");
break;
}
if (devp->flags & VDIN_FLAG_ISR_REQ)
free_irq(devp->irq, (void *)devp);
@@ -3035,6 +3048,10 @@ static long vdin_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
pr_info("TVIN_IOC_S_VDIN_V4L2STOP cann't be used at vdin0\n");
break;
}
if ((tl1_vdin1_preview_flag) && (devp->index == 1)) {
pr_info("TVIN_IOC_S_VDIN_V4L2STOP ignore for vdin1 used for preview\n");
break;
}
devp->parm.reserved &= ~PARAM_STATE_HISTGRAM;
devp->flags &= (~VDIN_FLAG_ISR_REQ);
devp->flags &= (~VDIN_FLAG_FS_OPENED);