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Thu, 13 Jun 2024 10:05:09 -0700 (PDT) Received: from umbar.lan ([192.130.178.91]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-52ca2825733sm287312e87.60.2024.06.13.10.05.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Jun 2024 10:05:08 -0700 (PDT) From: Dmitry Baryshkov Date: Thu, 13 Jun 2024 20:05:06 +0300 Subject: [PATCH v2 3/8] drm/msm/dsi: drop unused GPIOs handling Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240613-dpu-handle-te-signal-v2-3-67a0116b5366@linaro.org> References: <20240613-dpu-handle-te-signal-v2-0-67a0116b5366@linaro.org> In-Reply-To: <20240613-dpu-handle-te-signal-v2-0-67a0116b5366@linaro.org> To: Rob Clark , Abhinav Kumar , Sean Paul , Marijn Suijten , David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Krishna Manikandan Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2912; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=8wuA6F0zaRzQk3cvli/KQmN8/4cLG5ABY/Oy6ljx7TU=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBmaybBJV9O81Oecm/R1DlGgCx31s7ucMntxxY4E o3T/OvfWhyJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZmsmwQAKCRCLPIo+Aiko 1VKNB/926H76xiXl0BdvywppPDqR+MHSVLaffZghsfW+XfUFDR/1N8nC3NUgmAprkSD+vVcPeGo zWdznmpnbKtTLKr6MDtZ+gU+gQ9GcJd1D/u2CLeNm6/LsnkxKSkVSmqlHpE735LWUZbZBwHDOJh 7Chr0/nGenMcMJRa8SKA58JOg3GwDMoVljcUHTL0sXbEvMZctyH/UydHdCmjQejNcXAjQvBOHT6 HqX7xyAftWdkeAHmZMCE6b0KCP5qhMbP2B4zXLfE87pA5wKRNailS94Nt99KHnDtR/PmQBHZ0JU rOs6JOjfYjeTtIMagjmznygNV5eA3UOe6D2JRfWdURWd761O X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A Neither disp-enable-gpios nor disp-te-gpios are defined in the schema. None of the board DT files use those GPIO pins. Drop them from the driver. Reviewed-by: Abhinav Kumar Signed-off-by: Dmitry Baryshkov Reviewed-by: Marijn Suijten --- drivers/gpu/drm/msm/dsi/dsi_host.c | 37 ------------------------------------- 1 file changed, 37 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index a50f4dda5941..c4d72562c95a 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -7,7 +7,6 @@ #include #include #include -#include #include #include #include @@ -130,9 +129,6 @@ struct msm_dsi_host { unsigned long src_clk_rate; - struct gpio_desc *disp_en_gpio; - struct gpio_desc *te_gpio; - const struct msm_dsi_cfg_handler *cfg_hnd; struct completion dma_comp; @@ -1613,28 +1609,6 @@ static irqreturn_t dsi_host_irq(int irq, void *ptr) return IRQ_HANDLED; } -static int dsi_host_init_panel_gpios(struct msm_dsi_host *msm_host, - struct device *panel_device) -{ - msm_host->disp_en_gpio = devm_gpiod_get_optional(panel_device, - "disp-enable", - GPIOD_OUT_LOW); - if (IS_ERR(msm_host->disp_en_gpio)) { - DBG("cannot get disp-enable-gpios %ld", - PTR_ERR(msm_host->disp_en_gpio)); - return PTR_ERR(msm_host->disp_en_gpio); - } - - msm_host->te_gpio = devm_gpiod_get_optional(panel_device, "disp-te", - GPIOD_IN); - if (IS_ERR(msm_host->te_gpio)) { - DBG("cannot get disp-te-gpios %ld", PTR_ERR(msm_host->te_gpio)); - return PTR_ERR(msm_host->te_gpio); - } - - return 0; -} - static int dsi_host_attach(struct mipi_dsi_host *host, struct mipi_dsi_device *dsi) { @@ -1651,11 +1625,6 @@ static int dsi_host_attach(struct mipi_dsi_host *host, if (dsi->dsc) msm_host->dsc = dsi->dsc; - /* Some gpios defined in panel DT need to be controlled by host */ - ret = dsi_host_init_panel_gpios(msm_host, &dsi->dev); - if (ret) - return ret; - ret = dsi_dev_attach(msm_host->pdev); if (ret) return ret; @@ -2422,9 +2391,6 @@ int msm_dsi_host_power_on(struct mipi_dsi_host *host, dsi_sw_reset(msm_host); dsi_ctrl_enable(msm_host, phy_shared_timings, phy); - if (msm_host->disp_en_gpio) - gpiod_set_value(msm_host->disp_en_gpio, 1); - msm_host->power_on = true; mutex_unlock(&msm_host->dev_mutex); @@ -2454,9 +2420,6 @@ int msm_dsi_host_power_off(struct mipi_dsi_host *host) dsi_ctrl_disable(msm_host); - if (msm_host->disp_en_gpio) - gpiod_set_value(msm_host->disp_en_gpio, 0); - pinctrl_pm_select_sleep_state(&msm_host->pdev->dev); cfg_hnd->ops->link_clk_disable(msm_host);