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Subject[PATCH v3 21/27] venus: helpers: add a helper to return opb buffer sizes
Date
Add a helper function to return current output picture buffer size.
OPB sizes can vary depending on the selected decoder output(s).

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
drivers/media/platform/qcom/venus/core.h | 6 ++++++
drivers/media/platform/qcom/venus/helpers.c | 15 +++++++++++++++
drivers/media/platform/qcom/venus/helpers.h | 1 +
3 files changed, 22 insertions(+)

diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
index 1d1a59a5d343..f8e4d92ff0e1 100644
--- a/drivers/media/platform/qcom/venus/core.h
+++ b/drivers/media/platform/qcom/venus/core.h
@@ -239,6 +239,9 @@ struct venus_buffer {
* @num_output_bufs: holds number of output buffers
* @input_buf_size holds input buffer size
* @output_buf_size: holds output buffer size
+ * @output2_buf_size: holds secondary decoder output buffer size
+ * @opb_buftype: output picture buffer type
+ * @opb_fmt: output picture buffer raw format
* @reconfig: a flag raised by decoder when the stream resolution changed
* @reconfig_width: holds the new width
* @reconfig_height: holds the new height
@@ -288,6 +291,9 @@ struct venus_inst {
unsigned int num_output_bufs;
unsigned int input_buf_size;
unsigned int output_buf_size;
+ unsigned int output2_buf_size;
+ u32 opb_buftype;
+ u32 opb_fmt;
bool reconfig;
u32 reconfig_width;
u32 reconfig_height;
diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index e332c9682b9c..6b31c91528ed 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -608,6 +608,21 @@ int venus_helper_set_bufsize(struct venus_inst *inst, u32 bufsize, u32 buftype)
}
EXPORT_SYMBOL_GPL(venus_helper_set_bufsize);

+unsigned int venus_helper_get_opb_size(struct venus_inst *inst)
+{
+ /* the encoder has only one output */
+ if (inst->session_type == VIDC_SESSION_TYPE_ENC)
+ return inst->output_buf_size;
+
+ if (inst->opb_buftype == HFI_BUFFER_OUTPUT)
+ return inst->output_buf_size;
+ else if (inst->opb_buftype == HFI_BUFFER_OUTPUT2)
+ return inst->output2_buf_size;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(venus_helper_get_opb_size);
+
static void delayed_process_buf_func(struct work_struct *work)
{
struct venus_buffer *buf, *n;
diff --git a/drivers/media/platform/qcom/venus/helpers.h b/drivers/media/platform/qcom/venus/helpers.h
index 8ff4bd3ef958..92be45894a69 100644
--- a/drivers/media/platform/qcom/venus/helpers.h
+++ b/drivers/media/platform/qcom/venus/helpers.h
@@ -48,6 +48,7 @@ int venus_helper_set_raw_format(struct venus_inst *inst, u32 hfi_format,
int venus_helper_set_color_format(struct venus_inst *inst, u32 fmt);
int venus_helper_set_dyn_bufmode(struct venus_inst *inst);
int venus_helper_set_bufsize(struct venus_inst *inst, u32 bufsize, u32 buftype);
+unsigned int venus_helper_get_opb_size(struct venus_inst *inst);
void venus_helper_acquire_buf_ref(struct vb2_v4l2_buffer *vbuf);
void venus_helper_release_buf_ref(struct venus_inst *inst, unsigned int idx);
void venus_helper_init_instance(struct venus_inst *inst);
--
2.14.1
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