@@ -79,7 +79,7 @@ bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt)
}
EXPORT_SYMBOL_GPL(venus_helper_check_codec);
-static int venus_helper_queue_dpb_bufs(struct venus_inst *inst)
+int venus_helper_queue_dpb_bufs(struct venus_inst *inst)
{
struct intbuf *buf;
int ret = 0;
@@ -100,6 +100,7 @@ static int venus_helper_queue_dpb_bufs(struct venus_inst *inst)
fail:
return ret;
}
+EXPORT_SYMBOL_GPL(venus_helper_queue_dpb_bufs);
int venus_helper_free_dpb_bufs(struct venus_inst *inst)
{
@@ -278,7 +279,7 @@ static const unsigned int intbuf_types_4xx[] = {
HFI_BUFFER_INTERNAL_PERSIST_1,
};
-static int intbufs_alloc(struct venus_inst *inst)
+int venus_helper_intbufs_alloc(struct venus_inst *inst)
{
const unsigned int *intbuf;
size_t arr_sz, i;
@@ -304,11 +305,13 @@ static int intbufs_alloc(struct venus_inst *inst)
intbufs_unset_buffers(inst);
return ret;
}
+EXPORT_SYMBOL_GPL(venus_helper_intbufs_alloc);
-static int intbufs_free(struct venus_inst *inst)
+int venus_helper_intbufs_free(struct venus_inst *inst)
{
return intbufs_unset_buffers(inst);
}
+EXPORT_SYMBOL_GPL(venus_helper_intbufs_free);
static u32 load_per_instance(struct venus_inst *inst)
{
@@ -339,7 +342,7 @@ static u32 load_per_type(struct venus_core *core, u32 session_type)
return mbs_per_sec;
}
-static int load_scale_clocks(struct venus_core *core)
+int venus_helper_load_scale_clocks(struct venus_core *core)
{
const struct freq_tbl *table = core->res->freq_tbl;
unsigned int num_rows = core->res->freq_tbl_size;
@@ -388,6 +391,7 @@ static int load_scale_clocks(struct venus_core *core)
dev_err(dev, "failed to set clock rate %lu (%d)\n", freq, ret);
return ret;
}
+EXPORT_SYMBOL_GPL(venus_helper_load_scale_clocks);
static void fill_buffer_desc(const struct venus_buffer *buf,
struct hfi_buffer_desc *bd, bool response)
@@ -472,7 +476,7 @@ static bool is_dynamic_bufmode(struct venus_inst *inst)
return caps->cap_bufs_mode_dynamic;
}
-static int session_unregister_bufs(struct venus_inst *inst)
+int venus_helper_unregister_bufs(struct venus_inst *inst)
{
struct venus_buffer *buf, *n;
struct hfi_buffer_desc bd;
@@ -489,6 +493,7 @@ static int session_unregister_bufs(struct venus_inst *inst)
return ret;
}
+EXPORT_SYMBOL_GPL(venus_helper_unregister_bufs);
static int session_register_bufs(struct venus_inst *inst)
{
@@ -1009,8 +1014,8 @@ void venus_helper_vb2_stop_streaming(struct vb2_queue *q)
if (inst->streamon_out & inst->streamon_cap) {
ret = hfi_session_stop(inst);
ret |= hfi_session_unload_res(inst);
- ret |= session_unregister_bufs(inst);
- ret |= intbufs_free(inst);
+ ret |= venus_helper_unregister_bufs(inst);
+ ret |= venus_helper_intbufs_free(inst);
ret |= hfi_session_deinit(inst);
if (inst->session_error || core->sys_error)
@@ -1021,7 +1026,7 @@ void venus_helper_vb2_stop_streaming(struct vb2_queue *q)
venus_helper_free_dpb_bufs(inst);
- load_scale_clocks(core);
+ venus_helper_load_scale_clocks(core);
INIT_LIST_HEAD(&inst->registeredbufs);
}
@@ -1041,7 +1046,7 @@ int venus_helper_vb2_start_streaming(struct venus_inst *inst)
struct venus_core *core = inst->core;
int ret;
- ret = intbufs_alloc(inst);
+ ret = venus_helper_intbufs_alloc(inst);
if (ret)
return ret;
@@ -1049,7 +1054,7 @@ int venus_helper_vb2_start_streaming(struct venus_inst *inst)
if (ret)
goto err_bufs_free;
- load_scale_clocks(core);
+ venus_helper_load_scale_clocks(core);
ret = hfi_session_load_res(inst);
if (ret)
@@ -1070,9 +1075,9 @@ int venus_helper_vb2_start_streaming(struct venus_inst *inst)
err_unload_res:
hfi_session_unload_res(inst);
err_unreg_bufs:
- session_unregister_bufs(inst);
+ venus_helper_unregister_bufs(inst);
err_bufs_free:
- intbufs_free(inst);
+ venus_helper_intbufs_free(inst);
return ret;
}
EXPORT_SYMBOL_GPL(venus_helper_vb2_start_streaming);
@@ -9,6 +9,7 @@
#include <media/videobuf2-v4l2.h>
struct venus_inst;
+struct venus_core;
bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt);
struct vb2_v4l2_buffer *venus_helper_find_buf(struct venus_inst *inst,
@@ -53,4 +54,9 @@ int venus_helper_alloc_dpb_bufs(struct venus_inst *inst);
int venus_helper_free_dpb_bufs(struct venus_inst *inst);
int venus_helper_power_enable(struct venus_core *core, u32 session_type,
bool enable);
+int venus_helper_intbufs_alloc(struct venus_inst *inst);
+int venus_helper_intbufs_free(struct venus_inst *inst);
+int venus_helper_queue_dpb_bufs(struct venus_inst *inst);
+int venus_helper_unregister_bufs(struct venus_inst *inst);
+int venus_helper_load_scale_clocks(struct venus_core *core);
#endif
Here we export few helper function to use them from decoder to implement more granular control needed for stateful Codec API compliance. Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org> --- drivers/media/platform/qcom/venus/helpers.c | 29 ++++++++++++--------- drivers/media/platform/qcom/venus/helpers.h | 6 +++++ 2 files changed, 23 insertions(+), 12 deletions(-)