From patchwork Tue Apr 19 13:37:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 12818648 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 23E0BC433EF for ; Tue, 19 Apr 2022 14:46:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=IO5rglGrzmzUhMWzj62WFbdJeHF67DcsRy6MoUQdXcQ=; b=uNk45noeqC/VDv YS+Pp9FePw0hbMfErqdv5Kk4QoQytP4b5hdla77OqyKVOEbGHmOkjJ85gi7IRsVlBPRi7cHDyQPa1 TPfdBmh3YdU9HdmO5UTXt7xWY5l/rbbNBKiF9H0Kb5ynnvucxLw+0FXzFcOdJjqKgQUryMMpsNiTs GUz58zaV25+xsG8PFu8pS97nXPq7RTmZuQiwm4FwVoRIl9Pv1UfYU93aPgMQ20RshxVzDvF/r2W3W 9piUVfTetUjhTmTMFDlmjVoT5kaoTDJUA2n7wrzbyUE4EPPGCJyHvBrA7RENMaZ4SE3Rg8RaMgeTO Y1+KDnBLpZsJS9Vexddg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ngp6j-004NFY-Gc; Tue, 19 Apr 2022 14:45:34 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ngo7W-003wxy-Cq for linux-arm-kernel@lists.infradead.org; Tue, 19 Apr 2022 13:42:21 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6D7E261708; Tue, 19 Apr 2022 13:42:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8E3AC385B2; Tue, 19 Apr 2022 13:42:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1650375736; bh=ICLjpcLGmyRuFirMful6PPWmOkZPtiGZzfFqAVH/t+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hvhVwA0NzLazBIGSe0oT0p3Um3CHpAVWQS3Ak93wRIZbI7fSuj4m8N5nOBDcUeqPR gg6oecruNrCF+lKyJ22gDsDgeD4f58TkcrVcOJhpEfQKq0l9fXJUZDysrlPaAYrYdy HM2+bS3l9baDro+/uv1y7gBVl8ayYnO98JhJ4qhRzGc7g0eh0bUu4K1jPLqmuVD72I Tta1ve3oS40cpTyjsSDol1Hce510U2JEw+ghqj9X7GZYYmv/pk7FjMOMYyKc88H2iq raBSAsmMH65yZss3CrvJXSegF1I1GYazdtvupzXRVR7szoVBxpQBB73wWmN7W1YYGv JDzzUYpxD+HAw== From: Arnd Bergmann To: linux-omap@vger.kernel.org, tony@atomide.com, aaro.koskinen@iki.fi, jmkrzyszt@gmail.com Cc: Arnd Bergmann , Russell King , Paul Walmsley , Kevin Hilman , Peter Ujfalusi , Vinod Koul , Dmitry Torokhov , Ulf Hansson , Dominik Brodowski , Mark Brown , Felipe Balbi , Alan Stern , Lee Jones , Daniel Thompson , Jingoo Han , Helge Deller , Linus Walleij , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, dmaengine@vger.kernel.org, linux-input@vger.kernel.org, linux-mmc@vger.kernel.org, linux-serial@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, alsa-devel@alsa-project.org Subject: [PATCH 37/41] [MERGED] video: fbdev: omap: Make it CCF clk API compatible Date: Tue, 19 Apr 2022 15:37:19 +0200 Message-Id: <20220419133723.1394715-38-arnd@kernel.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20220419133723.1394715-1-arnd@kernel.org> References: <20220419133723.1394715-1-arnd@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220419_064218_662932_6DD8B9CB X-CRM114-Status: GOOD ( 17.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Janusz Krzysztofik OMAP1 LCDC drivers now omit clk_prepare/unprepare() steps, not supported by OMAP1 custom implementation of clock API. However, non-CCF stubs of those functions exist for use on such platforms until converted to CCF. Update the drivers to be compatible with CCF implementation of clock API. Signed-off-by: Janusz Krzysztofik Signed-off-by: Arnd Bergmann --- drivers/video/fbdev/omap/hwa742.c | 6 +++--- drivers/video/fbdev/omap/lcdc.c | 6 +++--- drivers/video/fbdev/omap/sossi.c | 5 +++-- 3 files changed, 9 insertions(+), 8 deletions(-) diff --git a/drivers/video/fbdev/omap/hwa742.c b/drivers/video/fbdev/omap/hwa742.c index b191bef22d98..9d9fe5c3a7a1 100644 --- a/drivers/video/fbdev/omap/hwa742.c +++ b/drivers/video/fbdev/omap/hwa742.c @@ -964,7 +964,7 @@ static int hwa742_init(struct omapfb_device *fbdev, int ext_mode, if ((r = calc_extif_timings(ext_clk, &extif_mem_div)) < 0) goto err3; hwa742.extif->set_timings(&hwa742.reg_timings); - clk_enable(hwa742.sys_ck); + clk_prepare_enable(hwa742.sys_ck); calc_hwa742_clk_rates(ext_clk, &sys_clk, &pix_clk); if ((r = calc_extif_timings(sys_clk, &extif_mem_div)) < 0) @@ -1023,7 +1023,7 @@ static int hwa742_init(struct omapfb_device *fbdev, int ext_mode, return 0; err4: - clk_disable(hwa742.sys_ck); + clk_disable_unprepare(hwa742.sys_ck); err3: hwa742.extif->cleanup(); err2: @@ -1037,7 +1037,7 @@ static void hwa742_cleanup(void) hwa742_set_update_mode(OMAPFB_UPDATE_DISABLED); hwa742.extif->cleanup(); hwa742.int_ctrl->cleanup(); - clk_disable(hwa742.sys_ck); + clk_disable_unprepare(hwa742.sys_ck); } struct lcd_ctrl hwa742_ctrl = { diff --git a/drivers/video/fbdev/omap/lcdc.c b/drivers/video/fbdev/omap/lcdc.c index 4c9091bd936d..e7ce783e5215 100644 --- a/drivers/video/fbdev/omap/lcdc.c +++ b/drivers/video/fbdev/omap/lcdc.c @@ -713,7 +713,7 @@ static int omap_lcdc_init(struct omapfb_device *fbdev, int ext_mode, dev_err(fbdev->dev, "failed to adjust LCD rate\n"); goto fail1; } - clk_enable(lcdc.lcd_ck); + clk_prepare_enable(lcdc.lcd_ck); r = request_irq(fbdev->int_irq, lcdc_irq_handler, 0, MODULE_NAME, fbdev); if (r) { @@ -748,7 +748,7 @@ static int omap_lcdc_init(struct omapfb_device *fbdev, int ext_mode, fail3: free_irq(fbdev->int_irq, lcdc.fbdev); fail2: - clk_disable(lcdc.lcd_ck); + clk_disable_unprepare(lcdc.lcd_ck); fail1: clk_put(lcdc.lcd_ck); fail0: @@ -762,7 +762,7 @@ static void omap_lcdc_cleanup(void) free_fbmem(); omap_free_lcd_dma(); free_irq(lcdc.fbdev->int_irq, lcdc.fbdev); - clk_disable(lcdc.lcd_ck); + clk_disable_unprepare(lcdc.lcd_ck); clk_put(lcdc.lcd_ck); } diff --git a/drivers/video/fbdev/omap/sossi.c b/drivers/video/fbdev/omap/sossi.c index 6b99d89fbe6e..c90eb8ca58af 100644 --- a/drivers/video/fbdev/omap/sossi.c +++ b/drivers/video/fbdev/omap/sossi.c @@ -600,7 +600,7 @@ static int sossi_init(struct omapfb_device *fbdev) l &= ~CONF_SOSSI_RESET_R; omap_writel(l, MOD_CONF_CTRL_1); - clk_enable(sossi.fck); + clk_prepare_enable(sossi.fck); l = omap_readl(ARM_IDLECT2); l &= ~(1 << 8); /* DMACK_REQ */ omap_writel(l, ARM_IDLECT2); @@ -651,7 +651,7 @@ static int sossi_init(struct omapfb_device *fbdev) return 0; err: - clk_disable(sossi.fck); + clk_disable_unprepare(sossi.fck); clk_put(sossi.fck); return r; } @@ -659,6 +659,7 @@ static int sossi_init(struct omapfb_device *fbdev) static void sossi_cleanup(void) { omap_lcdc_free_dma_callback(); + clk_unprepare(sossi.fck); clk_put(sossi.fck); iounmap(sossi.base); }