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SubjectRe: [PATCH v13 4/8] media: chips-media: wave5: Add vpuapi layer
From
Le 12/10/2023 à 13:01, Sebastian Fricke a écrit :
> From: Nas Chung <nas.chung@chipsnmedia.com>
>
> Add the vpuapi layer of the wave5 codec driver.
> This layer is used to configure the hardware according
> to the parameters.
>
> Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
> Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
> Signed-off-by: Robert Beckett <bob.beckett@collabora.com>
> Signed-off-by: Nas Chung <nas.chung@chipsnmedia.com>
> ---

...

> +int wave5_vpu_dec_clr_disp_flag(struct vpu_instance *inst, int index)
> +{
> + struct dec_info *p_dec_info = &inst->codec_info->dec_info;
> + int ret = 0;

Nit: No need to init.

> + struct vpu_device *vpu_dev = inst->dev;
> +
> + if (index >= p_dec_info->num_of_display_fbs)
> + return -EINVAL;
> +
> + ret = mutex_lock_interruptible(&vpu_dev->hw_lock);
> + if (ret)
> + return ret;
> + ret = wave5_dec_clr_disp_flag(inst, index);
> + mutex_unlock(&vpu_dev->hw_lock);
> +
> + return ret;
> +}

...

> +int wave5_vpu_dec_give_command(struct vpu_instance *inst, enum codec_command cmd, void *parameter)
> +{
> + struct dec_info *p_dec_info = &inst->codec_info->dec_info;
> + int ret = 0;
> +
> + switch (cmd) {
> + case DEC_GET_QUEUE_STATUS: {
> + struct queue_status_info *queue_info = parameter;
> +
> + queue_info->instance_queue_count = p_dec_info->instance_queue_count;
> + queue_info->report_queue_count = p_dec_info->report_queue_count;
> + break;
> + }
> + case DEC_RESET_FRAMEBUF_INFO: {
> + int i;
> +
> + for (i = 0; i < MAX_REG_FRAME; i++) {
> + ret = wave5_vpu_dec_reset_framebuffer(inst, i);
> + if (ret)
> + break;
> + }
> +
> + for (i = 0; i < MAX_REG_FRAME; i++) {
> + ret = reset_auxiliary_buffers(inst, i);
> + if (ret)
> + break;
> + }
> +
> + wave5_vdi_free_dma_memory(inst->dev, &p_dec_info->vb_task);
> + break;
> + }
> + case DEC_GET_SEQ_INFO: {
> + struct dec_initial_info *seq_info = parameter;
> +
> + *seq_info = p_dec_info->initial_info;
> + break;
> + }
> +
> + default:
> + return -EINVAL;
> + }
> +
> + return 0;

return ret;
?

CJ

> +}

...

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