From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stanimir Varbanov Subject: Re: [PATCH 03/10] venus: helpers: export few helper functions Date: Thu, 24 Jan 2019 10:48:10 +0200 Message-ID: <14c09ca5-0f45-87f5-9bdc-d28f56438dfc@linaro.org> References: <20190117162008.25217-1-stanimir.varbanov@linaro.org> <20190117162008.25217-4-stanimir.varbanov@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Alexandre Courbot Cc: Linux Media Mailing List , Mauro Carvalho Chehab , Hans Verkuil , LKML , linux-arm-msm@vger.kernel.org, Vikash Garodia , Tomasz Figa , Malathi Gottam List-Id: linux-arm-msm@vger.kernel.org Hi Alex, Thanks for the review! On 1/24/19 10:43 AM, Alexandre Courbot wrote: > On Fri, Jan 18, 2019 at 1:21 AM Stanimir Varbanov > wrote: >> >> 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); > > I think this function is only declared in patch 7? > yes that is typo which I saw after sending the patches. Fixed already. -- regards, Stan