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[188.141.3.146]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a561a3c756sm1214328f8f.52.2025.06.12.01.02.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 12 Jun 2025 01:02:32 -0700 (PDT) Message-ID: <1fc9eb4c-6da2-4146-98e2-1bb6fc422a55@linaro.org> Date: Thu, 12 Jun 2025 09:02:30 +0100 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 03/10] media: qcom: camss: csiphy: simplify arguments of lanes_enable and lanes_disable To: Vladimir Zapolskiy , Krzysztof Kozlowski , Rob Herring , Bjorn Andersson , Konrad Dybcio Cc: Conor Dooley , Robert Foss , Todor Tomov , Mauro Carvalho Chehab , Neil Armstrong , Vinod Koul , linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org References: <20250612011531.2923701-1-vladimir.zapolskiy@linaro.org> <20250612011531.2923701-4-vladimir.zapolskiy@linaro.org> Content-Language: en-US From: Bryan O'Donoghue In-Reply-To: <20250612011531.2923701-4-vladimir.zapolskiy@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 12/06/2025 02:15, Vladimir Zapolskiy wrote: > In some of .lanes_enable and .lanes_disable functions the second argument > of csiphy_config type is either unused or it can be derived from the > main function argument, this lets to remove it from the list of arguments. > > Apart of being the simplification the change is needed for further updates > to CSIPHY part of the CAMSS driver to get CSIPHY combo mode feature and > a related to it management of non-statically assigned CSIPHY media pads. > > Signed-off-by: Vladimir Zapolskiy > --- > .../media/platform/qcom/camss/camss-csiphy-2ph-1-0.c | 10 ++++------ > .../media/platform/qcom/camss/camss-csiphy-3ph-1-0.c | 11 ++++------- > drivers/media/platform/qcom/camss/camss-csiphy.c | 4 ++-- > drivers/media/platform/qcom/camss/camss-csiphy.h | 4 +--- > 4 files changed, 11 insertions(+), 18 deletions(-) > > diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c > index 9d67e7fa6366..d9735f61fffc 100644 > --- a/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c > +++ b/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c > @@ -95,10 +95,9 @@ static u8 csiphy_settle_cnt_calc(s64 link_freq, u32 timer_clk_rate) > } > > static void csiphy_lanes_enable(struct csiphy_device *csiphy, > - struct csiphy_config *cfg, > s64 link_freq, u8 lane_mask) > { > - struct csiphy_lanes_cfg *c = &cfg->csi2->lane_cfg; > + struct csiphy_lanes_cfg *c = &csiphy->cfg.csi2->lane_cfg; > u8 settle_cnt; > u8 val, l = 0; > int i = 0; > @@ -114,7 +113,7 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy, > val |= lane_mask << 1; > writel_relaxed(val, csiphy->base + CAMSS_CSI_PHY_GLBL_PWR_CFG); > > - val = cfg->combo_mode << 4; > + val = csiphy->cfg.combo_mode << 4; > writel_relaxed(val, csiphy->base + CAMSS_CSI_PHY_GLBL_RESET); > > for (i = 0; i <= c->num_data; i++) { > @@ -134,10 +133,9 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy, > } > } > > -static void csiphy_lanes_disable(struct csiphy_device *csiphy, > - struct csiphy_config *cfg) > +static void csiphy_lanes_disable(struct csiphy_device *csiphy) > { > - struct csiphy_lanes_cfg *c = &cfg->csi2->lane_cfg; > + struct csiphy_lanes_cfg *c = &csiphy->cfg.csi2->lane_cfg; > u8 l = 0; > int i = 0; > > diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c > index f732a76de93e..69d95bfeb9d2 100644 > --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c > +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c > @@ -638,10 +638,9 @@ static u8 csiphy_settle_cnt_calc(s64 link_freq, u32 timer_clk_rate) > } > > static void csiphy_gen1_config_lanes(struct csiphy_device *csiphy, > - struct csiphy_config *cfg, > u8 settle_cnt) > { > - struct csiphy_lanes_cfg *c = &cfg->csi2->lane_cfg; > + struct csiphy_lanes_cfg *c = &csiphy->cfg.csi2->lane_cfg; > int i, l = 0; > u8 val; > > @@ -758,10 +757,9 @@ static bool csiphy_is_gen2(u32 version) > } > > static void csiphy_lanes_enable(struct csiphy_device *csiphy, > - struct csiphy_config *cfg, > s64 link_freq, u8 lane_mask) > { > - struct csiphy_lanes_cfg *c = &cfg->csi2->lane_cfg; > + struct csiphy_lanes_cfg *c = &csiphy->cfg.csi2->lane_cfg; > struct csiphy_device_regs *regs = csiphy->regs; > u8 settle_cnt; > u8 val; > @@ -791,7 +789,7 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy, > if (csiphy_is_gen2(csiphy->camss->res->version)) > csiphy_gen2_config_lanes(csiphy, settle_cnt); > else > - csiphy_gen1_config_lanes(csiphy, cfg, settle_cnt); > + csiphy_gen1_config_lanes(csiphy, settle_cnt); > > /* IRQ_MASK registers - disable all interrupts */ > for (i = 11; i < 22; i++) { > @@ -800,8 +798,7 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy, > } > } > > -static void csiphy_lanes_disable(struct csiphy_device *csiphy, > - struct csiphy_config *cfg) > +static void csiphy_lanes_disable(struct csiphy_device *csiphy) > { > struct csiphy_device_regs *regs = csiphy->regs; > > diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c > index 1ba3fc2e33ac..f561811b7617 100644 > --- a/drivers/media/platform/qcom/camss/camss-csiphy.c > +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c > @@ -295,7 +295,7 @@ static int csiphy_stream_on(struct csiphy_device *csiphy) > wmb(); > } > > - csiphy->res->hw_ops->lanes_enable(csiphy, cfg, link_freq, lane_mask); > + csiphy->res->hw_ops->lanes_enable(csiphy, link_freq, lane_mask); > > return 0; > } > @@ -308,7 +308,7 @@ static int csiphy_stream_on(struct csiphy_device *csiphy) > */ > static void csiphy_stream_off(struct csiphy_device *csiphy) > { > - csiphy->res->hw_ops->lanes_disable(csiphy, &csiphy->cfg); > + csiphy->res->hw_ops->lanes_disable(csiphy); > } > > > diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.h b/drivers/media/platform/qcom/camss/camss-csiphy.h > index d82dafd1d270..3b73248f1364 100644 > --- a/drivers/media/platform/qcom/camss/camss-csiphy.h > +++ b/drivers/media/platform/qcom/camss/camss-csiphy.h > @@ -72,10 +72,8 @@ struct csiphy_hw_ops { > struct device *dev); > void (*reset)(struct csiphy_device *csiphy); > void (*lanes_enable)(struct csiphy_device *csiphy, > - struct csiphy_config *cfg, > s64 link_freq, u8 lane_mask); > - void (*lanes_disable)(struct csiphy_device *csiphy, > - struct csiphy_config *cfg); > + void (*lanes_disable)(struct csiphy_device *csiphy); > irqreturn_t (*isr)(int irq, void *dev); > int (*init)(struct csiphy_device *csiphy); > }; Reviewed-by: Bryan O'Donoghue