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Subject[PATCH v16, 09/19] media: mtk-vcodec: Add irq interface for multi hardware
Date
Adds irq interface for multi hardware.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 33 ++++++++++++++++---
.../platform/mtk-vcodec/mtk_vcodec_dec_hw.c | 2 +-
.../platform/mtk-vcodec/mtk_vcodec_drv.h | 25 ++++++++++----
.../platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 4 +--
.../platform/mtk-vcodec/mtk_vcodec_intr.c | 27 +++++++--------
.../platform/mtk-vcodec/mtk_vcodec_intr.h | 4 +--
.../platform/mtk-vcodec/vdec/vdec_h264_if.c | 2 +-
.../mtk-vcodec/vdec/vdec_h264_req_if.c | 2 +-
.../platform/mtk-vcodec/vdec/vdec_vp8_if.c | 2 +-
.../platform/mtk-vcodec/vdec/vdec_vp9_if.c | 2 +-
.../platform/mtk-vcodec/venc/venc_h264_if.c | 2 +-
.../platform/mtk-vcodec/venc/venc_vp8_if.c | 2 +-
12 files changed, 69 insertions(+), 38 deletions(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
index f03f99108929..9802e5cc535f 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c
@@ -24,6 +24,19 @@
#include "mtk_vcodec_util.h"
#include "mtk_vcodec_fw.h"

+static int mtk_vcodec_get_hw_count(struct mtk_vcodec_dev *dev)
+{
+ switch (dev->vdec_pdata->hw_arch) {
+ case MTK_VDEC_PURE_SINGLE_CORE:
+ return MTK_VDEC_ONE_CORE;
+ case MTK_VDEC_LAT_SINGLE_CORE:
+ return MTK_VDEC_ONE_LAT_ONE_CORE;
+ default:
+ mtk_v4l2_err("hw arch %d not supported", dev->vdec_pdata->hw_arch);
+ return MTK_VDEC_NO_HW;
+ }
+}
+
static irqreturn_t mtk_vcodec_dec_irq_handler(int irq, void *priv)
{
struct mtk_vcodec_dev *dev = priv;
@@ -55,7 +68,7 @@ static irqreturn_t mtk_vcodec_dec_irq_handler(int irq, void *priv)
writel((readl(vdec_misc_addr) & ~VDEC_IRQ_CLR),
dev->reg_base[VDEC_MISC] + VDEC_IRQ_CFG_REG);

- wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED);
+ wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED, 0);

mtk_v4l2_debug(3,
"mtk_vcodec_dec_irq_handler :wake up ctx %d, dec_done_status=%x",
@@ -128,7 +141,7 @@ static int fops_vcodec_open(struct file *file)
{
struct mtk_vcodec_dev *dev = video_drvdata(file);
struct mtk_vcodec_ctx *ctx = NULL;
- int ret = 0;
+ int ret = 0, i, hw_count;
struct vb2_queue *src_vq;

ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
@@ -142,14 +155,24 @@ static int fops_vcodec_open(struct file *file)
v4l2_fh_add(&ctx->fh);
INIT_LIST_HEAD(&ctx->list);
ctx->dev = dev;
- init_waitqueue_head(&ctx->queue);
- mutex_init(&ctx->lock);
+ if (ctx->dev->vdec_pdata->is_subdev_supported) {
+ hw_count = mtk_vcodec_get_hw_count(dev);
+ if (!hw_count || !dev->subdev_prob_done) {
+ ret = -EINVAL;
+ goto err_ctrls_setup;
+ }

- if (dev->vdec_pdata->is_subdev_supported && dev->subdev_prob_done) {
ret = dev->subdev_prob_done(dev);
if (ret)
goto err_ctrls_setup;
+
+ for (i = 0; i < hw_count; i++)
+ init_waitqueue_head(&ctx->queue[i]);
+ } else {
+ init_waitqueue_head(&ctx->queue[0]);
}
+ mutex_init(&ctx->lock);
+
ctx->type = MTK_INST_DECODER;
ret = dev->vdec_pdata->ctrls_setup(ctx);
if (ret) {
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c
index b6703b444827..b149c3058995 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c
@@ -84,7 +84,7 @@ static irqreturn_t mtk_vdec_hw_irq_handler(int irq, void *priv)
writel(dec_done_status | VDEC_IRQ_CFG, vdec_misc_addr);
writel(dec_done_status & ~VDEC_IRQ_CLR, vdec_misc_addr);

- wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED);
+ wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED, dev->hw_idx);

mtk_v4l2_debug(3, "wake up ctx %d, dec_done_status=%x",
ctx->id, dec_done_status);
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
index 6d07bf997cc1..f62752fbab8c 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
@@ -104,6 +104,16 @@ enum mtk_vdec_hw_id {
MTK_VDEC_HW_MAX,
};

+/**
+ * struct mtk_vdec_hw_count - Supported hardware count
+ */
+enum mtk_vdec_hw_count {
+ MTK_VDEC_NO_HW = 0,
+ MTK_VDEC_ONE_CORE,
+ MTK_VDEC_ONE_LAT_ONE_CORE,
+ MTK_VDEC_MAX_HW_COUNT,
+};
+
/*
* struct mtk_video_fmt - Structure used to store information about pixelformats
*/
@@ -293,9 +303,9 @@ struct mtk_vcodec_ctx {
struct vdec_pic_info picinfo;
int dpb_size;

- int int_cond;
- int int_type;
- wait_queue_head_t queue;
+ int int_cond[MTK_VDEC_HW_MAX];
+ int int_type[MTK_VDEC_HW_MAX];
+ wait_queue_head_t queue[MTK_VDEC_HW_MAX];
unsigned int irq_status;

struct v4l2_ctrl_handler ctrl_hdl;
@@ -504,11 +514,12 @@ static inline struct mtk_vcodec_ctx *ctrl_to_ctx(struct v4l2_ctrl *ctrl)
}

/* Wake up context wait_queue */
-static inline void wake_up_ctx(struct mtk_vcodec_ctx *ctx, unsigned int reason)
+static inline void wake_up_ctx(struct mtk_vcodec_ctx *ctx, unsigned int reason,
+ unsigned int hw_id)
{
- ctx->int_cond = 1;
- ctx->int_type = reason;
- wake_up_interruptible(&ctx->queue);
+ ctx->int_cond[hw_id] = 1;
+ ctx->int_type[hw_id] = reason;
+ wake_up_interruptible(&ctx->queue[hw_id]);
}

#endif /* _MTK_VCODEC_DRV_H_ */
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
index 027546108f44..347f0d87e2ff 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
@@ -103,7 +103,7 @@ static irqreturn_t mtk_vcodec_enc_irq_handler(int irq, void *priv)

clean_irq_status(ctx->irq_status, addr);

- wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED);
+ wake_up_ctx(ctx, MTK_INST_IRQ_RECEIVED, 0);
return IRQ_HANDLED;
}

@@ -129,7 +129,7 @@ static int fops_vcodec_open(struct file *file)
v4l2_fh_add(&ctx->fh);
INIT_LIST_HEAD(&ctx->list);
ctx->dev = dev;
- init_waitqueue_head(&ctx->queue);
+ init_waitqueue_head(&ctx->queue[0]);

ctx->type = MTK_INST_ENCODER;
ret = mtk_vcodec_enc_ctrls_setup(ctx);
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c
index 70580c2525ba..8147533da98b 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c
@@ -11,34 +11,31 @@
#include "mtk_vcodec_intr.h"
#include "mtk_vcodec_util.h"

-int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *ctx, int command,
- unsigned int timeout_ms)
+int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *ctx,
+ int command, unsigned int timeout_ms, unsigned hw_id)
{
- wait_queue_head_t *waitqueue;
long timeout_jiff, ret;
int status = 0;

- waitqueue = (wait_queue_head_t *)&ctx->queue;
timeout_jiff = msecs_to_jiffies(timeout_ms);
-
- ret = wait_event_interruptible_timeout(*waitqueue,
- ctx->int_cond,
+ ret = wait_event_interruptible_timeout(ctx->queue[hw_id],
+ ctx->int_cond[hw_id],
timeout_jiff);

if (!ret) {
status = -1; /* timeout */
- mtk_v4l2_err("[%d] ctx->type=%d, cmd=%d, wait_event_interruptible_timeout time=%ums out %d %d!",
- ctx->id, ctx->type, command, timeout_ms,
- ctx->int_cond, ctx->int_type);
+ mtk_v4l2_err("[%d] cmd=%d, type=%d, dec timeout=%ums (%d %d)",
+ ctx->id, command, ctx->type, timeout_ms,
+ ctx->int_cond[hw_id], ctx->int_type[hw_id]);
} else if (-ERESTARTSYS == ret) {
- mtk_v4l2_err("[%d] ctx->type=%d, cmd=%d, wait_event_interruptible_timeout interrupted by a signal %d %d",
- ctx->id, ctx->type, command, ctx->int_cond,
- ctx->int_type);
status = -1;
+ mtk_v4l2_err("[%d] cmd=%d, type=%d, dec inter fail (%d %d)",
+ ctx->id, command, ctx->type,
+ ctx->int_cond[hw_id], ctx->int_type[hw_id]);
}

- ctx->int_cond = 0;
- ctx->int_type = 0;
+ ctx->int_cond[hw_id] = 0;
+ ctx->int_type[hw_id] = 0;

return status;
}
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h
index 638cd1f3526a..2bf4cabfaa43 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h
@@ -12,7 +12,7 @@
struct mtk_vcodec_ctx;

/* timeout is ms */
-int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *data, int command,
- unsigned int timeout_ms);
+int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *ctx,
+ int command, unsigned int timeout_ms, unsigned int hw_id);

#endif /* _MTK_VCODEC_INTR_H_ */
diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
index 40d6e6c5ac7a..481655bb6016 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
@@ -413,7 +413,7 @@ static int vdec_h264_decode(void *h_vdec, struct mtk_vcodec_mem *bs,
/* wait decoder done interrupt */
err = mtk_vcodec_wait_for_done_ctx(inst->ctx,
MTK_INST_IRQ_RECEIVED,
- WAIT_INTR_TIMEOUT_MS);
+ WAIT_INTR_TIMEOUT_MS, 0);
if (err)
goto err_free_fb_out;

diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c
index fada4d146703..43542de11e9c 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c
@@ -727,7 +727,7 @@ static int vdec_h264_slice_decode(void *h_vdec, struct mtk_vcodec_mem *bs,
/* wait decoder done interrupt */
err = mtk_vcodec_wait_for_done_ctx(inst->ctx,
MTK_INST_IRQ_RECEIVED,
- WAIT_INTR_TIMEOUT_MS);
+ WAIT_INTR_TIMEOUT_MS, 0);
if (err)
goto err_free_fb_out;
vpu_dec_end(vpu);
diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c
index e5393f841080..88c046731754 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_if.c
@@ -488,7 +488,7 @@ static int vdec_vp8_decode(void *h_vdec, struct mtk_vcodec_mem *bs,

/* wait decoder done interrupt */
mtk_vcodec_wait_for_done_ctx(inst->ctx, MTK_INST_IRQ_RECEIVED,
- WAIT_INTR_TIMEOUT_MS);
+ WAIT_INTR_TIMEOUT_MS, 0);

if (inst->vsi->load_data)
load_dec_table(inst);
diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
index 71cdc3ddafcb..70b8383f7c8e 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
@@ -539,7 +539,7 @@ static bool vp9_wait_dec_end(struct vdec_vp9_inst *inst)

mtk_vcodec_wait_for_done_ctx(inst->ctx,
MTK_INST_IRQ_RECEIVED,
- WAIT_INTR_TIMEOUT_MS);
+ WAIT_INTR_TIMEOUT_MS, 0);

if (ctx->irq_status & MTK_VDEC_IRQ_STATUS_DEC_SUCCESS)
return true;
diff --git a/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c b/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
index bf03888a824f..4d9b8798dffe 100644
--- a/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
+++ b/drivers/media/platform/mtk-vcodec/venc/venc_h264_if.c
@@ -335,7 +335,7 @@ static unsigned int h264_enc_wait_venc_done(struct venc_h264_inst *inst)
struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)inst->ctx;

if (!mtk_vcodec_wait_for_done_ctx(ctx, MTK_INST_IRQ_RECEIVED,
- WAIT_INTR_TIMEOUT_MS)) {
+ WAIT_INTR_TIMEOUT_MS, 0)) {
irq_status = ctx->irq_status;
mtk_vcodec_debug(inst, "irq_status %x <-", irq_status);
}
diff --git a/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c b/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c
index 6b66957d5192..56ce58f761f1 100644
--- a/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c
+++ b/drivers/media/platform/mtk-vcodec/venc/venc_vp8_if.c
@@ -222,7 +222,7 @@ static unsigned int vp8_enc_wait_venc_done(struct venc_vp8_inst *inst)
struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)inst->ctx;

if (!mtk_vcodec_wait_for_done_ctx(ctx, MTK_INST_IRQ_RECEIVED,
- WAIT_INTR_TIMEOUT_MS)) {
+ WAIT_INTR_TIMEOUT_MS, 0)) {
irq_status = ctx->irq_status;
mtk_vcodec_debug(inst, "isr return %x", irq_status);
}
--
2.25.1
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