From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stanimir Varbanov Subject: [PATCH 03/10] venus: helpers: export few helper functions Date: Thu, 17 Jan 2019 18:20:01 +0200 Message-ID: <20190117162008.25217-4-stanimir.varbanov@linaro.org> References: <20190117162008.25217-1-stanimir.varbanov@linaro.org> Return-path: In-Reply-To: <20190117162008.25217-1-stanimir.varbanov@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-media@vger.kernel.org Cc: Mauro Carvalho Chehab , Hans Verkuil , linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Vikash Garodia , Tomasz Figa , Alexandre Courbot , Malathi Gottam , Stanimir Varbanov List-Id: linux-arm-msm@vger.kernel.org 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 --- drivers/media/platform/qcom/venus/helpers.c | 29 ++++++++++++--------- drivers/media/platform/qcom/venus/helpers.h | 7 +++++ 2 files changed, 24 insertions(+), 12 deletions(-) diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c index 86105de81af2..f33bbfea3576 100644 --- a/drivers/media/platform/qcom/venus/helpers.c +++ b/drivers/media/platform/qcom/venus/helpers.c @@ -88,7 +88,7 @@ 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; @@ -109,6 +109,7 @@ 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) { @@ -287,7 +288,7 @@ 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; @@ -313,11 +314,13 @@ 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) { @@ -348,7 +351,7 @@ 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; @@ -397,6 +400,7 @@ 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) @@ -481,7 +485,7 @@ 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; @@ -498,6 +502,7 @@ 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) { @@ -1018,8 +1023,8 @@ 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) @@ -1030,7 +1035,7 @@ 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); } @@ -1050,7 +1055,7 @@ 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; @@ -1058,7 +1063,7 @@ 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) @@ -1079,9 +1084,9 @@ 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); diff --git a/drivers/media/platform/qcom/venus/helpers.h b/drivers/media/platform/qcom/venus/helpers.h index 2475f284f396..24faae5abd93 100644 --- a/drivers/media/platform/qcom/venus/helpers.h +++ b/drivers/media/platform/qcom/venus/helpers.h @@ -18,6 +18,7 @@ #include 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, @@ -62,4 +63,10 @@ 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_intbufs_realloc(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 -- 2.17.1