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[178.174.189.39]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-52f0415eb08sm774540e87.9.2024.07.23.07.46.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jul 2024 07:46:34 -0700 (PDT) From: Ulf Hansson To: Viresh Kumar , Nishanth Menon , Stephen Boyd Cc: Bjorn Andersson , Konrad Dybcio , Bryan O'Donoghue , Thierry Reding , Mikko Perttunen , Jonathan Hunter , Ulf Hansson , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Stanimir Varbanov , Vikash Garodia , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: [PATCH 2/4] media: venus: Use dev_pm_domain_attach|detach_list() for OPP PM domain Date: Tue, 23 Jul 2024 16:46:08 +0200 Message-Id: <20240723144610.564273-3-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240723144610.564273-1-ulf.hansson@linaro.org> References: <20240723144610.564273-1-ulf.hansson@linaro.org> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Rather than hooking up the PM domains through devm_pm_opp_attach_genpd() and manage the device-link, let's avoid the boilerplate-code by converting into dev_pm_domain_attach|detach_list. Signed-off-by: Ulf Hansson Acked-by: Stanimir Varbanov --- drivers/media/platform/qcom/venus/core.c | 8 ++--- drivers/media/platform/qcom/venus/core.h | 6 +--- .../media/platform/qcom/venus/pm_helpers.c | 31 ++++++------------- 3 files changed, 14 insertions(+), 31 deletions(-) diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index ce206b709754..a422bbb3b610 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -709,7 +709,7 @@ static const struct venus_resources sdm845_res_v2 = { .vcodec_clks_num = 2, .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0", "vcodec1" }, .vcodec_pmdomains_num = 3, - .opp_pmdomain = (const char *[]) { "cx", NULL }, + .opp_pmdomain = (const char *[]) { "cx" }, .vcodec_num = 2, .max_load = 3110400, /* 4096x2160@90 */ .hfi_version = HFI_VERSION_4XX, @@ -758,7 +758,7 @@ static const struct venus_resources sc7180_res = { .vcodec_clks_num = 2, .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" }, .vcodec_pmdomains_num = 2, - .opp_pmdomain = (const char *[]) { "cx", NULL }, + .opp_pmdomain = (const char *[]) { "cx" }, .vcodec_num = 1, .hfi_version = HFI_VERSION_4XX, .vpu_version = VPU_VERSION_AR50, @@ -815,7 +815,7 @@ static const struct venus_resources sm8250_res = { .vcodec_clks_num = 1, .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" }, .vcodec_pmdomains_num = 2, - .opp_pmdomain = (const char *[]) { "mx", NULL }, + .opp_pmdomain = (const char *[]) { "mx" }, .vcodec_num = 1, .max_load = 7833600, .hfi_version = HFI_VERSION_6XX, @@ -874,7 +874,7 @@ static const struct venus_resources sc7280_res = { .vcodec_clks_num = 2, .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" }, .vcodec_pmdomains_num = 2, - .opp_pmdomain = (const char *[]) { "cx", NULL }, + .opp_pmdomain = (const char *[]) { "cx" }, .vcodec_num = 1, .hfi_version = HFI_VERSION_6XX, .vpu_version = VPU_VERSION_IRIS2_1, diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h index 6a77de374454..aec587e6294f 100644 --- a/drivers/media/platform/qcom/venus/core.h +++ b/drivers/media/platform/qcom/venus/core.h @@ -132,9 +132,7 @@ struct venus_format { * @vcodec1_clks: an array of vcodec1 struct clk pointers * @video_path: an interconnect handle to video to/from memory path * @cpucfg_path: an interconnect handle to cpu configuration path - * @has_opp_table: does OPP table exist * @pmdomains: a pointer to a list of pmdomains - * @opp_dl_venus: an device-link for device OPP * @opp_pmdomain: an OPP power-domain * @resets: an array of reset signals * @vdev_dec: a reference to video device structure for decoder instances @@ -185,10 +183,8 @@ struct venus_core { struct clk *vcodec1_clks[VIDC_VCODEC_CLKS_NUM_MAX]; struct icc_path *video_path; struct icc_path *cpucfg_path; - bool has_opp_table; struct dev_pm_domain_list *pmdomains; - struct device_link *opp_dl_venus; - struct device *opp_pmdomain; + struct dev_pm_domain_list *opp_pmdomain; struct reset_control *resets[VIDC_RESETS_NUM_MAX]; struct video_device *vdev_dec; struct video_device *vdev_enc; diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c index 502822059498..e133683871aa 100644 --- a/drivers/media/platform/qcom/venus/pm_helpers.c +++ b/drivers/media/platform/qcom/venus/pm_helpers.c @@ -857,7 +857,6 @@ static int venc_power_v4(struct device *dev, int on) static int vcodec_domains_get(struct venus_core *core) { int ret; - struct device **opp_virt_dev; struct device *dev = core->dev; const struct venus_resources *res = core->res; struct dev_pm_domain_attach_data vcodec_data = { @@ -865,6 +864,11 @@ static int vcodec_domains_get(struct venus_core *core) .num_pd_names = res->vcodec_pmdomains_num, .pd_flags = PD_FLAG_NO_DEV_LINK, }; + struct dev_pm_domain_attach_data opp_pd_data = { + .pd_names = res->opp_pmdomain, + .num_pd_names = 1, + .pd_flags = PD_FLAG_DEV_LINK_ON, + }; if (!res->vcodec_pmdomains_num) goto skip_pmdomains; @@ -874,24 +878,14 @@ static int vcodec_domains_get(struct venus_core *core) return ret; skip_pmdomains: - if (!core->res->opp_pmdomain) + if (!res->opp_pmdomain) return 0; /* Attach the power domain for setting performance state */ - ret = devm_pm_opp_attach_genpd(dev, res->opp_pmdomain, &opp_virt_dev); + ret = dev_pm_domain_attach_list(dev, &opp_pd_data, &core->opp_pmdomain); if (ret) goto opp_attach_err; - core->opp_pmdomain = *opp_virt_dev; - core->opp_dl_venus = device_link_add(dev, core->opp_pmdomain, - DL_FLAG_RPM_ACTIVE | - DL_FLAG_PM_RUNTIME | - DL_FLAG_STATELESS); - if (!core->opp_dl_venus) { - ret = -ENODEV; - goto opp_attach_err; - } - return 0; opp_attach_err: @@ -902,12 +896,7 @@ static int vcodec_domains_get(struct venus_core *core) static void vcodec_domains_put(struct venus_core *core) { dev_pm_domain_detach_list(core->pmdomains); - - if (!core->has_opp_table) - return; - - if (core->opp_dl_venus) - device_link_del(core->opp_dl_venus); + dev_pm_domain_detach_list(core->opp_pmdomain); } static int core_resets_reset(struct venus_core *core) @@ -996,9 +985,7 @@ static int core_get_v4(struct venus_core *core) if (core->res->opp_pmdomain) { ret = devm_pm_opp_of_add_table(dev); - if (!ret) { - core->has_opp_table = true; - } else if (ret != -ENODEV) { + if (ret && ret != -ENODEV) { dev_err(dev, "invalid OPP table in device tree\n"); return ret; }