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(h-178-174-189-39.A498.priv.bahnhof.se. [178.174.189.39]) by smtp.gmail.com with ESMTPSA id p10-20020a19f00a000000b005111b28f7c2sm200661lfc.36.2024.01.30.04.40.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Jan 2024 04:40:03 -0800 (PST) From: Ulf Hansson To: "Rafael J . Wysocki" , linux-pm@vger.kernel.org Cc: Ulf Hansson , Greg Kroah-Hartman , Viresh Kumar , Sudeep Holla , Kevin Hilman , Konrad Dybcio , Bjorn Andersson , Nikunj Kela , Prasad Sodagudi , Stephan Gerhold , Ben Horgan , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-remoteproc@vger.kernel.org, linux-media@vger.kernel.org, Mauro Carvalho Chehab , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue Subject: [PATCH v3 5/5] media: venus: Convert to dev_pm_domain_attach|detach_list() for vcodec Date: Tue, 30 Jan 2024 13:39:51 +0100 Message-Id: <20240130123951.236243-6-ulf.hansson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240130123951.236243-1-ulf.hansson@linaro.org> References: <20240130123951.236243-1-ulf.hansson@linaro.org> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Let's avoid some of the boilerplate code to manage the vcodec PM domains, by converting into using dev_pm_domain_attach|detach_list(). Cc: Mauro Carvalho Chehab Cc: Stanimir Varbanov Cc: Vikash Garodia Cc: Bjorn Andersson Cc: Konrad Dybcio Cc: Tested-by: Bryan O'Donoghue Reviewed-by: Bryan O'Donoghue Signed-off-by: Ulf Hansson --- Changes in v3: - None. Changes in v2: - Added reviewed-by and tested-by tags. --- drivers/media/platform/qcom/venus/core.c | 12 +++-- drivers/media/platform/qcom/venus/core.h | 7 ++- .../media/platform/qcom/venus/pm_helpers.c | 48 +++++++------------ 3 files changed, 26 insertions(+), 41 deletions(-) diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index a712dd4f02a5..ce206b709754 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -114,7 +115,8 @@ static void venus_sys_error_handler(struct work_struct *work) pm_runtime_put_sync(core->dev); for (i = 0; i < max_attempts; i++) { - if (!core->pmdomains[0] || !pm_runtime_active(core->pmdomains[0])) + if (!core->pmdomains || + !pm_runtime_active(core->pmdomains->pd_devs[0])) break; usleep_range(1000, 1500); } @@ -705,7 +707,7 @@ static const struct venus_resources sdm845_res_v2 = { .vcodec0_clks = { "vcodec0_core", "vcodec0_bus" }, .vcodec1_clks = { "vcodec1_core", "vcodec1_bus" }, .vcodec_clks_num = 2, - .vcodec_pmdomains = { "venus", "vcodec0", "vcodec1" }, + .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0", "vcodec1" }, .vcodec_pmdomains_num = 3, .opp_pmdomain = (const char *[]) { "cx", NULL }, .vcodec_num = 2, @@ -754,7 +756,7 @@ static const struct venus_resources sc7180_res = { .clks_num = 3, .vcodec0_clks = { "vcodec0_core", "vcodec0_bus" }, .vcodec_clks_num = 2, - .vcodec_pmdomains = { "venus", "vcodec0" }, + .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" }, .vcodec_pmdomains_num = 2, .opp_pmdomain = (const char *[]) { "cx", NULL }, .vcodec_num = 1, @@ -811,7 +813,7 @@ static const struct venus_resources sm8250_res = { .resets_num = 2, .vcodec0_clks = { "vcodec0_core" }, .vcodec_clks_num = 1, - .vcodec_pmdomains = { "venus", "vcodec0" }, + .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" }, .vcodec_pmdomains_num = 2, .opp_pmdomain = (const char *[]) { "mx", NULL }, .vcodec_num = 1, @@ -870,7 +872,7 @@ static const struct venus_resources sc7280_res = { .clks_num = 3, .vcodec0_clks = {"vcodec_core", "vcodec_bus"}, .vcodec_clks_num = 2, - .vcodec_pmdomains = { "venus", "vcodec0" }, + .vcodec_pmdomains = (const char *[]) { "venus", "vcodec0" }, .vcodec_pmdomains_num = 2, .opp_pmdomain = (const char *[]) { "cx", NULL }, .vcodec_num = 1, diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h index 4a633261ece4..7ef341bf21cc 100644 --- a/drivers/media/platform/qcom/venus/core.h +++ b/drivers/media/platform/qcom/venus/core.h @@ -25,7 +25,6 @@ #define VIDC_CLKS_NUM_MAX 4 #define VIDC_VCODEC_CLKS_NUM_MAX 2 -#define VIDC_PMDOMAINS_NUM_MAX 3 #define VIDC_RESETS_NUM_MAX 2 extern int venus_fw_debug; @@ -72,7 +71,7 @@ struct venus_resources { const char * const vcodec0_clks[VIDC_VCODEC_CLKS_NUM_MAX]; const char * const vcodec1_clks[VIDC_VCODEC_CLKS_NUM_MAX]; unsigned int vcodec_clks_num; - const char * const vcodec_pmdomains[VIDC_PMDOMAINS_NUM_MAX]; + const char **vcodec_pmdomains; unsigned int vcodec_pmdomains_num; const char **opp_pmdomain; unsigned int vcodec_num; @@ -134,7 +133,7 @@ struct venus_format { * @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: an array of pmdomains struct device pointers + * @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 @@ -187,7 +186,7 @@ struct venus_core { struct icc_path *video_path; struct icc_path *cpucfg_path; bool has_opp_table; - struct device *pmdomains[VIDC_PMDOMAINS_NUM_MAX]; + struct dev_pm_domain_list *pmdomains; struct device_link *opp_dl_venus; struct device *opp_pmdomain; struct reset_control *resets[VIDC_RESETS_NUM_MAX]; diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c index a1b127caa90a..502822059498 100644 --- a/drivers/media/platform/qcom/venus/pm_helpers.c +++ b/drivers/media/platform/qcom/venus/pm_helpers.c @@ -455,7 +455,7 @@ static int poweroff_coreid(struct venus_core *core, unsigned int coreid_mask) if (ret) return ret; - ret = pm_runtime_put_sync(core->pmdomains[1]); + ret = pm_runtime_put_sync(core->pmdomains->pd_devs[1]); if (ret < 0) return ret; } @@ -471,7 +471,7 @@ static int poweroff_coreid(struct venus_core *core, unsigned int coreid_mask) if (ret) return ret; - ret = pm_runtime_put_sync(core->pmdomains[2]); + ret = pm_runtime_put_sync(core->pmdomains->pd_devs[2]); if (ret < 0) return ret; } @@ -484,7 +484,7 @@ static int poweron_coreid(struct venus_core *core, unsigned int coreid_mask) int ret; if (coreid_mask & VIDC_CORE_ID_1) { - ret = pm_runtime_get_sync(core->pmdomains[1]); + ret = pm_runtime_get_sync(core->pmdomains->pd_devs[1]); if (ret < 0) return ret; @@ -502,7 +502,7 @@ static int poweron_coreid(struct venus_core *core, unsigned int coreid_mask) } if (coreid_mask & VIDC_CORE_ID_2) { - ret = pm_runtime_get_sync(core->pmdomains[2]); + ret = pm_runtime_get_sync(core->pmdomains->pd_devs[2]); if (ret < 0) return ret; @@ -860,19 +860,18 @@ static int vcodec_domains_get(struct venus_core *core) struct device **opp_virt_dev; struct device *dev = core->dev; const struct venus_resources *res = core->res; - struct device *pd; - unsigned int i; + struct dev_pm_domain_attach_data vcodec_data = { + .pd_names = res->vcodec_pmdomains, + .num_pd_names = res->vcodec_pmdomains_num, + .pd_flags = PD_FLAG_NO_DEV_LINK, + }; if (!res->vcodec_pmdomains_num) goto skip_pmdomains; - for (i = 0; i < res->vcodec_pmdomains_num; i++) { - pd = dev_pm_domain_attach_by_name(dev, - res->vcodec_pmdomains[i]); - if (IS_ERR_OR_NULL(pd)) - return pd ? PTR_ERR(pd) : -ENODATA; - core->pmdomains[i] = pd; - } + ret = dev_pm_domain_attach_list(dev, &vcodec_data, &core->pmdomains); + if (ret < 0) + return ret; skip_pmdomains: if (!core->res->opp_pmdomain) @@ -896,30 +895,14 @@ static int vcodec_domains_get(struct venus_core *core) return 0; opp_attach_err: - for (i = 0; i < res->vcodec_pmdomains_num; i++) { - if (IS_ERR_OR_NULL(core->pmdomains[i])) - continue; - dev_pm_domain_detach(core->pmdomains[i], true); - } - + dev_pm_domain_detach_list(core->pmdomains); return ret; } static void vcodec_domains_put(struct venus_core *core) { - const struct venus_resources *res = core->res; - unsigned int i; + dev_pm_domain_detach_list(core->pmdomains); - if (!res->vcodec_pmdomains_num) - goto skip_pmdomains; - - for (i = 0; i < res->vcodec_pmdomains_num; i++) { - if (IS_ERR_OR_NULL(core->pmdomains[i])) - continue; - dev_pm_domain_detach(core->pmdomains[i], true); - } - -skip_pmdomains: if (!core->has_opp_table) return; @@ -1035,7 +1018,8 @@ static void core_put_v4(struct venus_core *core) static int core_power_v4(struct venus_core *core, int on) { struct device *dev = core->dev; - struct device *pmctrl = core->pmdomains[0]; + struct device *pmctrl = core->pmdomains ? + core->pmdomains->pd_devs[0] : NULL; int ret = 0; if (on == POWER_ON) {