From patchwork Fri Jan 13 06:23:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 13099975 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAEC9C678DC for ; Fri, 13 Jan 2023 06:25:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235522AbjAMGZc (ORCPT ); Fri, 13 Jan 2023 01:25:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33506 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231345AbjAMGYV (ORCPT ); Fri, 13 Jan 2023 01:24:21 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EDB1F5C1F3; Thu, 12 Jan 2023 22:23:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=ac+u1KmnA6x62YBZ9iTjcmD3FuUPV8lBO1ZPVqa0rj0=; b=nZ6HMmuRPN8kcNrlOz0w8CLN2m 2rSCbbadSwtWL6NoRw/ITTDGZypAgGb0FJRFALGG52nvTGYxofsmjPMxx9fYw7f/emo9nP3VgmMi1 5zLkaSMRb3QJEw23RkLS/GfvqhYREJSDZVHKhv3zU9QW5p/WH47sc8YOOcr203ghZzEs9bGTFUWo8 SAhUlBwNNV9ii/Q1UN3POf3qjtEYB/2dAqfZLh3xfThkEWRfgtfu6+h6+zN2Fj0wfSK6nTdRSY2qw DZsk9hVWPtXeYjzIzoYBLjew1mQzgC6PTRY/0xVpv8KpCy/SSOrPPqWGV+UCO816pBf9Op7faA1Gw wZmTeq9A==; Received: from [2001:4bb8:181:656b:9509:7d20:8d39:f895] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pGDTc-000lMt-MQ; Fri, 13 Jan 2023 06:23:45 +0000 From: Christoph Hellwig To: Yoshinori Sato , Rich Felker , Arnd Bergmann , Greg Kroah-Hartman Cc: Laurent Pinchart , Kieran Bingham , Geert Uytterhoeven , linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-arch@vger.kernel.org, dmaengine@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-i2c@vger.kernel.org, linux-input@vger.kernel.org, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, netdev@vger.kernel.org, linux-gpio@vger.kernel.org, linux-rtc@vger.kernel.org, linux-spi@vger.kernel.org, linux-serial@vger.kernel.org, linux-usb@vger.kernel.org, linux-fbdev@vger.kernel.org, alsa-devel@alsa-project.org, linux-sh@vger.kernel.org Subject: [PATCH 01/22] gpu/drm: remove the shmobile drm driver Date: Fri, 13 Jan 2023 07:23:18 +0100 Message-Id: <20230113062339.1909087-2-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230113062339.1909087-1-hch@lst.de> References: <20230113062339.1909087-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org This driver depends on ARM && ARCH_SHMOBILE, but ARCH_SHMOBILE can only be set for each/sh, making the driver dead code except for the COMPILE_TEST case. Signed-off-by: Christoph Hellwig Reviewed-by: Laurent Pinchart --- drivers/gpu/drm/Kconfig | 2 - drivers/gpu/drm/Makefile | 1 - drivers/gpu/drm/shmobile/Kconfig | 12 - drivers/gpu/drm/shmobile/Makefile | 8 - .../gpu/drm/shmobile/shmob_drm_backlight.c | 82 --- .../gpu/drm/shmobile/shmob_drm_backlight.h | 19 - drivers/gpu/drm/shmobile/shmob_drm_crtc.c | 683 ------------------ drivers/gpu/drm/shmobile/shmob_drm_crtc.h | 55 -- drivers/gpu/drm/shmobile/shmob_drm_drv.c | 303 -------- drivers/gpu/drm/shmobile/shmob_drm_drv.h | 42 -- drivers/gpu/drm/shmobile/shmob_drm_kms.c | 150 ---- drivers/gpu/drm/shmobile/shmob_drm_kms.h | 29 - drivers/gpu/drm/shmobile/shmob_drm_plane.c | 261 ------- drivers/gpu/drm/shmobile/shmob_drm_plane.h | 19 - drivers/gpu/drm/shmobile/shmob_drm_regs.h | 310 -------- 15 files changed, 1976 deletions(-) delete mode 100644 drivers/gpu/drm/shmobile/Kconfig delete mode 100644 drivers/gpu/drm/shmobile/Makefile delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_backlight.c delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_backlight.h delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_crtc.c delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_crtc.h delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_drv.c delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_drv.h delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_kms.c delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_kms.h delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_plane.c delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_plane.h delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_regs.h diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 315cbdf6197927..1cb4bcb0714c87 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -286,8 +286,6 @@ source "drivers/gpu/drm/atmel-hlcdc/Kconfig" source "drivers/gpu/drm/rcar-du/Kconfig" -source "drivers/gpu/drm/shmobile/Kconfig" - source "drivers/gpu/drm/sun4i/Kconfig" source "drivers/gpu/drm/omapdrm/Kconfig" diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index cc637343d87b09..87709cf7db8145 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -160,7 +160,6 @@ obj-$(CONFIG_DRM_AST) += ast/ obj-$(CONFIG_DRM_ARMADA) += armada/ obj-$(CONFIG_DRM_ATMEL_HLCDC) += atmel-hlcdc/ obj-y += rcar-du/ -obj-$(CONFIG_DRM_SHMOBILE) +=shmobile/ obj-y += omapdrm/ obj-$(CONFIG_DRM_SUN4I) += sun4i/ obj-y += tilcdc/ diff --git a/drivers/gpu/drm/shmobile/Kconfig b/drivers/gpu/drm/shmobile/Kconfig deleted file mode 100644 index 4ec5dc74a6b0b8..00000000000000 --- a/drivers/gpu/drm/shmobile/Kconfig +++ /dev/null @@ -1,12 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -config DRM_SHMOBILE - tristate "DRM Support for SH Mobile" - depends on DRM && ARM - depends on ARCH_SHMOBILE || COMPILE_TEST - select BACKLIGHT_CLASS_DEVICE - select DRM_KMS_HELPER - select DRM_GEM_DMA_HELPER - help - Choose this option if you have an SH Mobile chipset. - If M is selected the module will be called shmob-drm. - diff --git a/drivers/gpu/drm/shmobile/Makefile b/drivers/gpu/drm/shmobile/Makefile deleted file mode 100644 index 861edafed8562c..00000000000000 --- a/drivers/gpu/drm/shmobile/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -shmob-drm-y := shmob_drm_backlight.o \ - shmob_drm_crtc.o \ - shmob_drm_drv.o \ - shmob_drm_kms.o \ - shmob_drm_plane.o - -obj-$(CONFIG_DRM_SHMOBILE) += shmob-drm.o diff --git a/drivers/gpu/drm/shmobile/shmob_drm_backlight.c b/drivers/gpu/drm/shmobile/shmob_drm_backlight.c deleted file mode 100644 index 794573badfe860..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_backlight.c +++ /dev/null @@ -1,82 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * shmob_drm_backlight.c -- SH Mobile DRM Backlight - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#include - -#include "shmob_drm_backlight.h" -#include "shmob_drm_crtc.h" -#include "shmob_drm_drv.h" - -static int shmob_drm_backlight_update(struct backlight_device *bdev) -{ - struct shmob_drm_connector *scon = bl_get_data(bdev); - struct shmob_drm_device *sdev = scon->connector.dev->dev_private; - const struct shmob_drm_backlight_data *bdata = &sdev->pdata->backlight; - int brightness = backlight_get_brightness(bdev); - - return bdata->set_brightness(brightness); -} - -static int shmob_drm_backlight_get_brightness(struct backlight_device *bdev) -{ - struct shmob_drm_connector *scon = bl_get_data(bdev); - struct shmob_drm_device *sdev = scon->connector.dev->dev_private; - const struct shmob_drm_backlight_data *bdata = &sdev->pdata->backlight; - - return bdata->get_brightness(); -} - -static const struct backlight_ops shmob_drm_backlight_ops = { - .options = BL_CORE_SUSPENDRESUME, - .update_status = shmob_drm_backlight_update, - .get_brightness = shmob_drm_backlight_get_brightness, -}; - -void shmob_drm_backlight_dpms(struct shmob_drm_connector *scon, int mode) -{ - if (scon->backlight == NULL) - return; - - scon->backlight->props.power = mode == DRM_MODE_DPMS_ON - ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN; - backlight_update_status(scon->backlight); -} - -int shmob_drm_backlight_init(struct shmob_drm_connector *scon) -{ - struct shmob_drm_device *sdev = scon->connector.dev->dev_private; - const struct shmob_drm_backlight_data *bdata = &sdev->pdata->backlight; - struct drm_connector *connector = &scon->connector; - struct drm_device *dev = connector->dev; - struct backlight_device *backlight; - - if (!bdata->max_brightness) - return 0; - - backlight = backlight_device_register(bdata->name, dev->dev, scon, - &shmob_drm_backlight_ops, NULL); - if (IS_ERR(backlight)) { - dev_err(dev->dev, "unable to register backlight device: %ld\n", - PTR_ERR(backlight)); - return PTR_ERR(backlight); - } - - backlight->props.max_brightness = bdata->max_brightness; - backlight->props.brightness = bdata->max_brightness; - backlight->props.power = FB_BLANK_POWERDOWN; - backlight_update_status(backlight); - - scon->backlight = backlight; - return 0; -} - -void shmob_drm_backlight_exit(struct shmob_drm_connector *scon) -{ - backlight_device_unregister(scon->backlight); -} diff --git a/drivers/gpu/drm/shmobile/shmob_drm_backlight.h b/drivers/gpu/drm/shmobile/shmob_drm_backlight.h deleted file mode 100644 index d9abb7a60be5c4..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_backlight.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * shmob_drm_backlight.h -- SH Mobile DRM Backlight - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#ifndef __SHMOB_DRM_BACKLIGHT_H__ -#define __SHMOB_DRM_BACKLIGHT_H__ - -struct shmob_drm_connector; - -void shmob_drm_backlight_dpms(struct shmob_drm_connector *scon, int mode); -int shmob_drm_backlight_init(struct shmob_drm_connector *scon); -void shmob_drm_backlight_exit(struct shmob_drm_connector *scon); - -#endif /* __SHMOB_DRM_BACKLIGHT_H__ */ diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c deleted file mode 100644 index 4624c0aff51ffa..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c +++ /dev/null @@ -1,683 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * shmob_drm_crtc.c -- SH Mobile DRM CRTCs - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "shmob_drm_backlight.h" -#include "shmob_drm_crtc.h" -#include "shmob_drm_drv.h" -#include "shmob_drm_kms.h" -#include "shmob_drm_plane.h" -#include "shmob_drm_regs.h" - -/* - * TODO: panel support - */ - -/* ----------------------------------------------------------------------------- - * Clock management - */ - -static int shmob_drm_clk_on(struct shmob_drm_device *sdev) -{ - int ret; - - if (sdev->clock) { - ret = clk_prepare_enable(sdev->clock); - if (ret < 0) - return ret; - } - - return 0; -} - -static void shmob_drm_clk_off(struct shmob_drm_device *sdev) -{ - if (sdev->clock) - clk_disable_unprepare(sdev->clock); -} - -/* ----------------------------------------------------------------------------- - * CRTC - */ - -static void shmob_drm_crtc_setup_geometry(struct shmob_drm_crtc *scrtc) -{ - struct drm_crtc *crtc = &scrtc->crtc; - struct shmob_drm_device *sdev = crtc->dev->dev_private; - const struct shmob_drm_interface_data *idata = &sdev->pdata->iface; - const struct drm_display_mode *mode = &crtc->mode; - u32 value; - - value = sdev->ldmt1r - | ((mode->flags & DRM_MODE_FLAG_PVSYNC) ? 0 : LDMT1R_VPOL) - | ((mode->flags & DRM_MODE_FLAG_PHSYNC) ? 0 : LDMT1R_HPOL) - | ((idata->flags & SHMOB_DRM_IFACE_FL_DWPOL) ? LDMT1R_DWPOL : 0) - | ((idata->flags & SHMOB_DRM_IFACE_FL_DIPOL) ? LDMT1R_DIPOL : 0) - | ((idata->flags & SHMOB_DRM_IFACE_FL_DAPOL) ? LDMT1R_DAPOL : 0) - | ((idata->flags & SHMOB_DRM_IFACE_FL_HSCNT) ? LDMT1R_HSCNT : 0) - | ((idata->flags & SHMOB_DRM_IFACE_FL_DWCNT) ? LDMT1R_DWCNT : 0); - lcdc_write(sdev, LDMT1R, value); - - if (idata->interface >= SHMOB_DRM_IFACE_SYS8A && - idata->interface <= SHMOB_DRM_IFACE_SYS24) { - /* Setup SYS bus. */ - value = (idata->sys.cs_setup << LDMT2R_CSUP_SHIFT) - | (idata->sys.vsync_active_high ? LDMT2R_RSV : 0) - | (idata->sys.vsync_dir_input ? LDMT2R_VSEL : 0) - | (idata->sys.write_setup << LDMT2R_WCSC_SHIFT) - | (idata->sys.write_cycle << LDMT2R_WCEC_SHIFT) - | (idata->sys.write_strobe << LDMT2R_WCLW_SHIFT); - lcdc_write(sdev, LDMT2R, value); - - value = (idata->sys.read_latch << LDMT3R_RDLC_SHIFT) - | (idata->sys.read_setup << LDMT3R_RCSC_SHIFT) - | (idata->sys.read_cycle << LDMT3R_RCEC_SHIFT) - | (idata->sys.read_strobe << LDMT3R_RCLW_SHIFT); - lcdc_write(sdev, LDMT3R, value); - } - - value = ((mode->hdisplay / 8) << 16) /* HDCN */ - | (mode->htotal / 8); /* HTCN */ - lcdc_write(sdev, LDHCNR, value); - - value = (((mode->hsync_end - mode->hsync_start) / 8) << 16) /* HSYNW */ - | (mode->hsync_start / 8); /* HSYNP */ - lcdc_write(sdev, LDHSYNR, value); - - value = ((mode->hdisplay & 7) << 24) | ((mode->htotal & 7) << 16) - | (((mode->hsync_end - mode->hsync_start) & 7) << 8) - | (mode->hsync_start & 7); - lcdc_write(sdev, LDHAJR, value); - - value = ((mode->vdisplay) << 16) /* VDLN */ - | mode->vtotal; /* VTLN */ - lcdc_write(sdev, LDVLNR, value); - - value = ((mode->vsync_end - mode->vsync_start) << 16) /* VSYNW */ - | mode->vsync_start; /* VSYNP */ - lcdc_write(sdev, LDVSYNR, value); -} - -static void shmob_drm_crtc_start_stop(struct shmob_drm_crtc *scrtc, bool start) -{ - struct shmob_drm_device *sdev = scrtc->crtc.dev->dev_private; - u32 value; - - value = lcdc_read(sdev, LDCNT2R); - if (start) - lcdc_write(sdev, LDCNT2R, value | LDCNT2R_DO); - else - lcdc_write(sdev, LDCNT2R, value & ~LDCNT2R_DO); - - /* Wait until power is applied/stopped. */ - while (1) { - value = lcdc_read(sdev, LDPMR) & LDPMR_LPS; - if ((start && value) || (!start && !value)) - break; - - cpu_relax(); - } - - if (!start) { - /* Stop the dot clock. */ - lcdc_write(sdev, LDDCKSTPR, LDDCKSTPR_DCKSTP); - } -} - -/* - * shmob_drm_crtc_start - Configure and start the LCDC - * @scrtc: the SH Mobile CRTC - * - * Configure and start the LCDC device. External devices (clocks, MERAM, panels, - * ...) are not touched by this function. - */ -static void shmob_drm_crtc_start(struct shmob_drm_crtc *scrtc) -{ - struct drm_crtc *crtc = &scrtc->crtc; - struct shmob_drm_device *sdev = crtc->dev->dev_private; - const struct shmob_drm_interface_data *idata = &sdev->pdata->iface; - const struct shmob_drm_format_info *format; - struct drm_device *dev = sdev->ddev; - struct drm_plane *plane; - u32 value; - int ret; - - if (scrtc->started) - return; - - format = shmob_drm_format_info(crtc->primary->fb->format->format); - if (WARN_ON(format == NULL)) - return; - - /* Enable clocks before accessing the hardware. */ - ret = shmob_drm_clk_on(sdev); - if (ret < 0) - return; - - /* Reset and enable the LCDC. */ - lcdc_write(sdev, LDCNT2R, lcdc_read(sdev, LDCNT2R) | LDCNT2R_BR); - lcdc_wait_bit(sdev, LDCNT2R, LDCNT2R_BR, 0); - lcdc_write(sdev, LDCNT2R, LDCNT2R_ME); - - /* Stop the LCDC first and disable all interrupts. */ - shmob_drm_crtc_start_stop(scrtc, false); - lcdc_write(sdev, LDINTR, 0); - - /* Configure power supply, dot clocks and start them. */ - lcdc_write(sdev, LDPMR, 0); - - value = sdev->lddckr; - if (idata->clk_div) { - /* FIXME: sh7724 can only use 42, 48, 54 and 60 for the divider - * denominator. - */ - lcdc_write(sdev, LDDCKPAT1R, 0); - lcdc_write(sdev, LDDCKPAT2R, (1 << (idata->clk_div / 2)) - 1); - - if (idata->clk_div == 1) - value |= LDDCKR_MOSEL; - else - value |= idata->clk_div; - } - - lcdc_write(sdev, LDDCKR, value); - lcdc_write(sdev, LDDCKSTPR, 0); - lcdc_wait_bit(sdev, LDDCKSTPR, ~0, 0); - - /* TODO: Setup SYS panel */ - - /* Setup geometry, format, frame buffer memory and operation mode. */ - shmob_drm_crtc_setup_geometry(scrtc); - - /* TODO: Handle YUV colorspaces. Hardcode REC709 for now. */ - lcdc_write(sdev, LDDFR, format->lddfr | LDDFR_CF1); - lcdc_write(sdev, LDMLSR, scrtc->line_size); - lcdc_write(sdev, LDSA1R, scrtc->dma[0]); - if (format->yuv) - lcdc_write(sdev, LDSA2R, scrtc->dma[1]); - lcdc_write(sdev, LDSM1R, 0); - - /* Word and long word swap. */ - switch (format->fourcc) { - case DRM_FORMAT_RGB565: - case DRM_FORMAT_NV21: - case DRM_FORMAT_NV61: - case DRM_FORMAT_NV42: - value = LDDDSR_LS | LDDDSR_WS; - break; - case DRM_FORMAT_RGB888: - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV16: - case DRM_FORMAT_NV24: - value = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS; - break; - case DRM_FORMAT_ARGB8888: - default: - value = LDDDSR_LS; - break; - } - lcdc_write(sdev, LDDDSR, value); - - /* Setup planes. */ - drm_for_each_legacy_plane(plane, dev) { - if (plane->crtc == crtc) - shmob_drm_plane_setup(plane); - } - - /* Enable the display output. */ - lcdc_write(sdev, LDCNT1R, LDCNT1R_DE); - - shmob_drm_crtc_start_stop(scrtc, true); - - scrtc->started = true; -} - -static void shmob_drm_crtc_stop(struct shmob_drm_crtc *scrtc) -{ - struct drm_crtc *crtc = &scrtc->crtc; - struct shmob_drm_device *sdev = crtc->dev->dev_private; - - if (!scrtc->started) - return; - - /* Stop the LCDC. */ - shmob_drm_crtc_start_stop(scrtc, false); - - /* Disable the display output. */ - lcdc_write(sdev, LDCNT1R, 0); - - /* Stop clocks. */ - shmob_drm_clk_off(sdev); - - scrtc->started = false; -} - -void shmob_drm_crtc_suspend(struct shmob_drm_crtc *scrtc) -{ - shmob_drm_crtc_stop(scrtc); -} - -void shmob_drm_crtc_resume(struct shmob_drm_crtc *scrtc) -{ - if (scrtc->dpms != DRM_MODE_DPMS_ON) - return; - - shmob_drm_crtc_start(scrtc); -} - -static void shmob_drm_crtc_compute_base(struct shmob_drm_crtc *scrtc, - int x, int y) -{ - struct drm_crtc *crtc = &scrtc->crtc; - struct drm_framebuffer *fb = crtc->primary->fb; - struct drm_gem_dma_object *gem; - unsigned int bpp; - - bpp = scrtc->format->yuv ? 8 : scrtc->format->bpp; - gem = drm_fb_dma_get_gem_obj(fb, 0); - scrtc->dma[0] = gem->dma_addr + fb->offsets[0] - + y * fb->pitches[0] + x * bpp / 8; - - if (scrtc->format->yuv) { - bpp = scrtc->format->bpp - 8; - gem = drm_fb_dma_get_gem_obj(fb, 1); - scrtc->dma[1] = gem->dma_addr + fb->offsets[1] - + y / (bpp == 4 ? 2 : 1) * fb->pitches[1] - + x * (bpp == 16 ? 2 : 1); - } -} - -static void shmob_drm_crtc_update_base(struct shmob_drm_crtc *scrtc) -{ - struct drm_crtc *crtc = &scrtc->crtc; - struct shmob_drm_device *sdev = crtc->dev->dev_private; - - shmob_drm_crtc_compute_base(scrtc, crtc->x, crtc->y); - - lcdc_write_mirror(sdev, LDSA1R, scrtc->dma[0]); - if (scrtc->format->yuv) - lcdc_write_mirror(sdev, LDSA2R, scrtc->dma[1]); - - lcdc_write(sdev, LDRCNTR, lcdc_read(sdev, LDRCNTR) ^ LDRCNTR_MRS); -} - -#define to_shmob_crtc(c) container_of(c, struct shmob_drm_crtc, crtc) - -static void shmob_drm_crtc_dpms(struct drm_crtc *crtc, int mode) -{ - struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); - - if (scrtc->dpms == mode) - return; - - if (mode == DRM_MODE_DPMS_ON) - shmob_drm_crtc_start(scrtc); - else - shmob_drm_crtc_stop(scrtc); - - scrtc->dpms = mode; -} - -static void shmob_drm_crtc_mode_prepare(struct drm_crtc *crtc) -{ - shmob_drm_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); -} - -static int shmob_drm_crtc_mode_set(struct drm_crtc *crtc, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode, - int x, int y, - struct drm_framebuffer *old_fb) -{ - struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); - struct shmob_drm_device *sdev = crtc->dev->dev_private; - const struct shmob_drm_format_info *format; - - format = shmob_drm_format_info(crtc->primary->fb->format->format); - if (format == NULL) { - dev_dbg(sdev->dev, "mode_set: unsupported format %08x\n", - crtc->primary->fb->format->format); - return -EINVAL; - } - - scrtc->format = format; - scrtc->line_size = crtc->primary->fb->pitches[0]; - - shmob_drm_crtc_compute_base(scrtc, x, y); - - return 0; -} - -static void shmob_drm_crtc_mode_commit(struct drm_crtc *crtc) -{ - shmob_drm_crtc_dpms(crtc, DRM_MODE_DPMS_ON); -} - -static int shmob_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, - struct drm_framebuffer *old_fb) -{ - shmob_drm_crtc_update_base(to_shmob_crtc(crtc)); - - return 0; -} - -static const struct drm_crtc_helper_funcs crtc_helper_funcs = { - .dpms = shmob_drm_crtc_dpms, - .prepare = shmob_drm_crtc_mode_prepare, - .commit = shmob_drm_crtc_mode_commit, - .mode_set = shmob_drm_crtc_mode_set, - .mode_set_base = shmob_drm_crtc_mode_set_base, -}; - -void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc) -{ - struct drm_pending_vblank_event *event; - struct drm_device *dev = scrtc->crtc.dev; - unsigned long flags; - - spin_lock_irqsave(&dev->event_lock, flags); - event = scrtc->event; - scrtc->event = NULL; - if (event) { - drm_crtc_send_vblank_event(&scrtc->crtc, event); - drm_crtc_vblank_put(&scrtc->crtc); - } - spin_unlock_irqrestore(&dev->event_lock, flags); -} - -static int shmob_drm_crtc_page_flip(struct drm_crtc *crtc, - struct drm_framebuffer *fb, - struct drm_pending_vblank_event *event, - uint32_t page_flip_flags, - struct drm_modeset_acquire_ctx *ctx) -{ - struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); - struct drm_device *dev = scrtc->crtc.dev; - unsigned long flags; - - spin_lock_irqsave(&dev->event_lock, flags); - if (scrtc->event != NULL) { - spin_unlock_irqrestore(&dev->event_lock, flags); - return -EBUSY; - } - spin_unlock_irqrestore(&dev->event_lock, flags); - - crtc->primary->fb = fb; - shmob_drm_crtc_update_base(scrtc); - - if (event) { - event->pipe = 0; - drm_crtc_vblank_get(&scrtc->crtc); - spin_lock_irqsave(&dev->event_lock, flags); - scrtc->event = event; - spin_unlock_irqrestore(&dev->event_lock, flags); - } - - return 0; -} - -static void shmob_drm_crtc_enable_vblank(struct shmob_drm_device *sdev, - bool enable) -{ - unsigned long flags; - u32 ldintr; - - /* Be careful not to acknowledge any pending interrupt. */ - spin_lock_irqsave(&sdev->irq_lock, flags); - ldintr = lcdc_read(sdev, LDINTR) | LDINTR_STATUS_MASK; - if (enable) - ldintr |= LDINTR_VEE; - else - ldintr &= ~LDINTR_VEE; - lcdc_write(sdev, LDINTR, ldintr); - spin_unlock_irqrestore(&sdev->irq_lock, flags); -} - -static int shmob_drm_enable_vblank(struct drm_crtc *crtc) -{ - struct shmob_drm_device *sdev = crtc->dev->dev_private; - - shmob_drm_crtc_enable_vblank(sdev, true); - - return 0; -} - -static void shmob_drm_disable_vblank(struct drm_crtc *crtc) -{ - struct shmob_drm_device *sdev = crtc->dev->dev_private; - - shmob_drm_crtc_enable_vblank(sdev, false); -} - -static const struct drm_crtc_funcs crtc_funcs = { - .destroy = drm_crtc_cleanup, - .set_config = drm_crtc_helper_set_config, - .page_flip = shmob_drm_crtc_page_flip, - .enable_vblank = shmob_drm_enable_vblank, - .disable_vblank = shmob_drm_disable_vblank, -}; - -int shmob_drm_crtc_create(struct shmob_drm_device *sdev) -{ - struct drm_crtc *crtc = &sdev->crtc.crtc; - int ret; - - sdev->crtc.dpms = DRM_MODE_DPMS_OFF; - - ret = drm_crtc_init(sdev->ddev, crtc, &crtc_funcs); - if (ret < 0) - return ret; - - drm_crtc_helper_add(crtc, &crtc_helper_funcs); - - return 0; -} - -/* ----------------------------------------------------------------------------- - * Encoder - */ - -#define to_shmob_encoder(e) \ - container_of(e, struct shmob_drm_encoder, encoder) - -static void shmob_drm_encoder_dpms(struct drm_encoder *encoder, int mode) -{ - struct shmob_drm_encoder *senc = to_shmob_encoder(encoder); - struct shmob_drm_device *sdev = encoder->dev->dev_private; - struct shmob_drm_connector *scon = &sdev->connector; - - if (senc->dpms == mode) - return; - - shmob_drm_backlight_dpms(scon, mode); - - senc->dpms = mode; -} - -static bool shmob_drm_encoder_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct drm_device *dev = encoder->dev; - struct shmob_drm_device *sdev = dev->dev_private; - struct drm_connector *connector = &sdev->connector.connector; - const struct drm_display_mode *panel_mode; - - if (list_empty(&connector->modes)) { - dev_dbg(dev->dev, "mode_fixup: empty modes list\n"); - return false; - } - - /* The flat panel mode is fixed, just copy it to the adjusted mode. */ - panel_mode = list_first_entry(&connector->modes, - struct drm_display_mode, head); - drm_mode_copy(adjusted_mode, panel_mode); - - return true; -} - -static void shmob_drm_encoder_mode_prepare(struct drm_encoder *encoder) -{ - /* No-op, everything is handled in the CRTC code. */ -} - -static void shmob_drm_encoder_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - /* No-op, everything is handled in the CRTC code. */ -} - -static void shmob_drm_encoder_mode_commit(struct drm_encoder *encoder) -{ - /* No-op, everything is handled in the CRTC code. */ -} - -static const struct drm_encoder_helper_funcs encoder_helper_funcs = { - .dpms = shmob_drm_encoder_dpms, - .mode_fixup = shmob_drm_encoder_mode_fixup, - .prepare = shmob_drm_encoder_mode_prepare, - .commit = shmob_drm_encoder_mode_commit, - .mode_set = shmob_drm_encoder_mode_set, -}; - -int shmob_drm_encoder_create(struct shmob_drm_device *sdev) -{ - struct drm_encoder *encoder = &sdev->encoder.encoder; - int ret; - - sdev->encoder.dpms = DRM_MODE_DPMS_OFF; - - encoder->possible_crtcs = 1; - - ret = drm_simple_encoder_init(sdev->ddev, encoder, - DRM_MODE_ENCODER_LVDS); - if (ret < 0) - return ret; - - drm_encoder_helper_add(encoder, &encoder_helper_funcs); - - return 0; -} - -/* ----------------------------------------------------------------------------- - * Connector - */ - -#define to_shmob_connector(c) \ - container_of(c, struct shmob_drm_connector, connector) - -static int shmob_drm_connector_get_modes(struct drm_connector *connector) -{ - struct shmob_drm_device *sdev = connector->dev->dev_private; - struct drm_display_mode *mode; - - mode = drm_mode_create(connector->dev); - if (mode == NULL) - return 0; - - mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; - mode->clock = sdev->pdata->panel.mode.clock; - mode->hdisplay = sdev->pdata->panel.mode.hdisplay; - mode->hsync_start = sdev->pdata->panel.mode.hsync_start; - mode->hsync_end = sdev->pdata->panel.mode.hsync_end; - mode->htotal = sdev->pdata->panel.mode.htotal; - mode->vdisplay = sdev->pdata->panel.mode.vdisplay; - mode->vsync_start = sdev->pdata->panel.mode.vsync_start; - mode->vsync_end = sdev->pdata->panel.mode.vsync_end; - mode->vtotal = sdev->pdata->panel.mode.vtotal; - mode->flags = sdev->pdata->panel.mode.flags; - - drm_mode_set_name(mode); - drm_mode_probed_add(connector, mode); - - connector->display_info.width_mm = sdev->pdata->panel.width_mm; - connector->display_info.height_mm = sdev->pdata->panel.height_mm; - - return 1; -} - -static struct drm_encoder * -shmob_drm_connector_best_encoder(struct drm_connector *connector) -{ - struct shmob_drm_connector *scon = to_shmob_connector(connector); - - return scon->encoder; -} - -static const struct drm_connector_helper_funcs connector_helper_funcs = { - .get_modes = shmob_drm_connector_get_modes, - .best_encoder = shmob_drm_connector_best_encoder, -}; - -static void shmob_drm_connector_destroy(struct drm_connector *connector) -{ - struct shmob_drm_connector *scon = to_shmob_connector(connector); - - shmob_drm_backlight_exit(scon); - drm_connector_unregister(connector); - drm_connector_cleanup(connector); -} - -static const struct drm_connector_funcs connector_funcs = { - .dpms = drm_helper_connector_dpms, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = shmob_drm_connector_destroy, -}; - -int shmob_drm_connector_create(struct shmob_drm_device *sdev, - struct drm_encoder *encoder) -{ - struct drm_connector *connector = &sdev->connector.connector; - int ret; - - sdev->connector.encoder = encoder; - - connector->display_info.width_mm = sdev->pdata->panel.width_mm; - connector->display_info.height_mm = sdev->pdata->panel.height_mm; - - ret = drm_connector_init(sdev->ddev, connector, &connector_funcs, - DRM_MODE_CONNECTOR_LVDS); - if (ret < 0) - return ret; - - drm_connector_helper_add(connector, &connector_helper_funcs); - - ret = shmob_drm_backlight_init(&sdev->connector); - if (ret < 0) - goto err_cleanup; - - ret = drm_connector_attach_encoder(connector, encoder); - if (ret < 0) - goto err_backlight; - - drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); - drm_object_property_set_value(&connector->base, - sdev->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF); - - return 0; - -err_backlight: - shmob_drm_backlight_exit(&sdev->connector); -err_cleanup: - drm_connector_cleanup(connector); - return ret; -} diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h b/drivers/gpu/drm/shmobile/shmob_drm_crtc.h deleted file mode 100644 index 21718843f46d3d..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h +++ /dev/null @@ -1,55 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * shmob_drm_crtc.h -- SH Mobile DRM CRTCs - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#ifndef __SHMOB_DRM_CRTC_H__ -#define __SHMOB_DRM_CRTC_H__ - -#include -#include -#include - -struct backlight_device; -struct drm_pending_vblank_event; -struct shmob_drm_device; -struct shmob_drm_format_info; - -struct shmob_drm_crtc { - struct drm_crtc crtc; - - struct drm_pending_vblank_event *event; - int dpms; - - const struct shmob_drm_format_info *format; - unsigned long dma[2]; - unsigned int line_size; - bool started; -}; - -struct shmob_drm_encoder { - struct drm_encoder encoder; - int dpms; -}; - -struct shmob_drm_connector { - struct drm_connector connector; - struct drm_encoder *encoder; - - struct backlight_device *backlight; -}; - -int shmob_drm_crtc_create(struct shmob_drm_device *sdev); -void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc); -void shmob_drm_crtc_suspend(struct shmob_drm_crtc *scrtc); -void shmob_drm_crtc_resume(struct shmob_drm_crtc *scrtc); - -int shmob_drm_encoder_create(struct shmob_drm_device *sdev); -int shmob_drm_connector_create(struct shmob_drm_device *sdev, - struct drm_encoder *encoder); - -#endif /* __SHMOB_DRM_CRTC_H__ */ diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/shmobile/shmob_drm_drv.c deleted file mode 100644 index 3d511fa3891364..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_drv.c +++ /dev/null @@ -1,303 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * shmob_drm_drv.c -- SH Mobile DRM driver - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -#include "shmob_drm_drv.h" -#include "shmob_drm_kms.h" -#include "shmob_drm_plane.h" -#include "shmob_drm_regs.h" - -/* ----------------------------------------------------------------------------- - * Hardware initialization - */ - -static int shmob_drm_init_interface(struct shmob_drm_device *sdev) -{ - static const u32 ldmt1r[] = { - [SHMOB_DRM_IFACE_RGB8] = LDMT1R_MIFTYP_RGB8, - [SHMOB_DRM_IFACE_RGB9] = LDMT1R_MIFTYP_RGB9, - [SHMOB_DRM_IFACE_RGB12A] = LDMT1R_MIFTYP_RGB12A, - [SHMOB_DRM_IFACE_RGB12B] = LDMT1R_MIFTYP_RGB12B, - [SHMOB_DRM_IFACE_RGB16] = LDMT1R_MIFTYP_RGB16, - [SHMOB_DRM_IFACE_RGB18] = LDMT1R_MIFTYP_RGB18, - [SHMOB_DRM_IFACE_RGB24] = LDMT1R_MIFTYP_RGB24, - [SHMOB_DRM_IFACE_YUV422] = LDMT1R_MIFTYP_YCBCR, - [SHMOB_DRM_IFACE_SYS8A] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8A, - [SHMOB_DRM_IFACE_SYS8B] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8B, - [SHMOB_DRM_IFACE_SYS8C] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8C, - [SHMOB_DRM_IFACE_SYS8D] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8D, - [SHMOB_DRM_IFACE_SYS9] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS9, - [SHMOB_DRM_IFACE_SYS12] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS12, - [SHMOB_DRM_IFACE_SYS16A] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16A, - [SHMOB_DRM_IFACE_SYS16B] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16B, - [SHMOB_DRM_IFACE_SYS16C] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16C, - [SHMOB_DRM_IFACE_SYS18] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS18, - [SHMOB_DRM_IFACE_SYS24] = LDMT1R_IFM | LDMT1R_MIFTYP_SYS24, - }; - - if (sdev->pdata->iface.interface >= ARRAY_SIZE(ldmt1r)) { - dev_err(sdev->dev, "invalid interface type %u\n", - sdev->pdata->iface.interface); - return -EINVAL; - } - - sdev->ldmt1r = ldmt1r[sdev->pdata->iface.interface]; - return 0; -} - -static int shmob_drm_setup_clocks(struct shmob_drm_device *sdev, - enum shmob_drm_clk_source clksrc) -{ - struct clk *clk; - char *clkname; - - switch (clksrc) { - case SHMOB_DRM_CLK_BUS: - clkname = "bus_clk"; - sdev->lddckr = LDDCKR_ICKSEL_BUS; - break; - case SHMOB_DRM_CLK_PERIPHERAL: - clkname = "peripheral_clk"; - sdev->lddckr = LDDCKR_ICKSEL_MIPI; - break; - case SHMOB_DRM_CLK_EXTERNAL: - clkname = NULL; - sdev->lddckr = LDDCKR_ICKSEL_HDMI; - break; - default: - return -EINVAL; - } - - clk = devm_clk_get(sdev->dev, clkname); - if (IS_ERR(clk)) { - dev_err(sdev->dev, "cannot get dot clock %s\n", clkname); - return PTR_ERR(clk); - } - - sdev->clock = clk; - return 0; -} - -/* ----------------------------------------------------------------------------- - * DRM operations - */ - -static irqreturn_t shmob_drm_irq(int irq, void *arg) -{ - struct drm_device *dev = arg; - struct shmob_drm_device *sdev = dev->dev_private; - unsigned long flags; - u32 status; - - /* Acknowledge interrupts. Putting interrupt enable and interrupt flag - * bits in the same register is really brain-dead design and requires - * taking a spinlock. - */ - spin_lock_irqsave(&sdev->irq_lock, flags); - status = lcdc_read(sdev, LDINTR); - lcdc_write(sdev, LDINTR, status ^ LDINTR_STATUS_MASK); - spin_unlock_irqrestore(&sdev->irq_lock, flags); - - if (status & LDINTR_VES) { - drm_handle_vblank(dev, 0); - shmob_drm_crtc_finish_page_flip(&sdev->crtc); - } - - return IRQ_HANDLED; -} - -DEFINE_DRM_GEM_DMA_FOPS(shmob_drm_fops); - -static const struct drm_driver shmob_drm_driver = { - .driver_features = DRIVER_GEM | DRIVER_MODESET, - DRM_GEM_DMA_DRIVER_OPS, - .fops = &shmob_drm_fops, - .name = "shmob-drm", - .desc = "Renesas SH Mobile DRM", - .date = "20120424", - .major = 1, - .minor = 0, -}; - -/* ----------------------------------------------------------------------------- - * Power management - */ - -#ifdef CONFIG_PM_SLEEP -static int shmob_drm_pm_suspend(struct device *dev) -{ - struct shmob_drm_device *sdev = dev_get_drvdata(dev); - - drm_kms_helper_poll_disable(sdev->ddev); - shmob_drm_crtc_suspend(&sdev->crtc); - - return 0; -} - -static int shmob_drm_pm_resume(struct device *dev) -{ - struct shmob_drm_device *sdev = dev_get_drvdata(dev); - - drm_modeset_lock_all(sdev->ddev); - shmob_drm_crtc_resume(&sdev->crtc); - drm_modeset_unlock_all(sdev->ddev); - - drm_kms_helper_poll_enable(sdev->ddev); - return 0; -} -#endif - -static const struct dev_pm_ops shmob_drm_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(shmob_drm_pm_suspend, shmob_drm_pm_resume) -}; - -/* ----------------------------------------------------------------------------- - * Platform driver - */ - -static int shmob_drm_remove(struct platform_device *pdev) -{ - struct shmob_drm_device *sdev = platform_get_drvdata(pdev); - struct drm_device *ddev = sdev->ddev; - - drm_dev_unregister(ddev); - drm_kms_helper_poll_fini(ddev); - free_irq(sdev->irq, ddev); - drm_dev_put(ddev); - - return 0; -} - -static int shmob_drm_probe(struct platform_device *pdev) -{ - struct shmob_drm_platform_data *pdata = pdev->dev.platform_data; - struct shmob_drm_device *sdev; - struct drm_device *ddev; - unsigned int i; - int ret; - - if (pdata == NULL) { - dev_err(&pdev->dev, "no platform data\n"); - return -EINVAL; - } - - /* - * Allocate and initialize the driver private data, I/O resources and - * clocks. - */ - sdev = devm_kzalloc(&pdev->dev, sizeof(*sdev), GFP_KERNEL); - if (sdev == NULL) - return -ENOMEM; - - sdev->dev = &pdev->dev; - sdev->pdata = pdata; - spin_lock_init(&sdev->irq_lock); - - platform_set_drvdata(pdev, sdev); - - sdev->mmio = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(sdev->mmio)) - return PTR_ERR(sdev->mmio); - - ret = shmob_drm_setup_clocks(sdev, pdata->clk_source); - if (ret < 0) - return ret; - - ret = shmob_drm_init_interface(sdev); - if (ret < 0) - return ret; - - /* Allocate and initialize the DRM device. */ - ddev = drm_dev_alloc(&shmob_drm_driver, &pdev->dev); - if (IS_ERR(ddev)) - return PTR_ERR(ddev); - - sdev->ddev = ddev; - ddev->dev_private = sdev; - - ret = shmob_drm_modeset_init(sdev); - if (ret < 0) { - dev_err(&pdev->dev, "failed to initialize mode setting\n"); - goto err_free_drm_dev; - } - - for (i = 0; i < 4; ++i) { - ret = shmob_drm_plane_create(sdev, i); - if (ret < 0) { - dev_err(&pdev->dev, "failed to create plane %u\n", i); - goto err_modeset_cleanup; - } - } - - ret = drm_vblank_init(ddev, 1); - if (ret < 0) { - dev_err(&pdev->dev, "failed to initialize vblank\n"); - goto err_modeset_cleanup; - } - - ret = platform_get_irq(pdev, 0); - if (ret < 0) - goto err_modeset_cleanup; - sdev->irq = ret; - - ret = request_irq(sdev->irq, shmob_drm_irq, 0, ddev->driver->name, - ddev); - if (ret < 0) { - dev_err(&pdev->dev, "failed to install IRQ handler\n"); - goto err_modeset_cleanup; - } - - /* - * Register the DRM device with the core and the connectors with - * sysfs. - */ - ret = drm_dev_register(ddev, 0); - if (ret < 0) - goto err_irq_uninstall; - - return 0; - -err_irq_uninstall: - free_irq(sdev->irq, ddev); -err_modeset_cleanup: - drm_kms_helper_poll_fini(ddev); -err_free_drm_dev: - drm_dev_put(ddev); - - return ret; -} - -static struct platform_driver shmob_drm_platform_driver = { - .probe = shmob_drm_probe, - .remove = shmob_drm_remove, - .driver = { - .name = "shmob-drm", - .pm = &shmob_drm_pm_ops, - }, -}; - -drm_module_platform_driver(shmob_drm_platform_driver); - -MODULE_AUTHOR("Laurent Pinchart "); -MODULE_DESCRIPTION("Renesas SH Mobile DRM Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.h b/drivers/gpu/drm/shmobile/shmob_drm_drv.h deleted file mode 100644 index 4964ddd5ab7472..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_drv.h +++ /dev/null @@ -1,42 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * shmob_drm.h -- SH Mobile DRM driver - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#ifndef __SHMOB_DRM_DRV_H__ -#define __SHMOB_DRM_DRV_H__ - -#include -#include -#include - -#include "shmob_drm_crtc.h" - -struct clk; -struct device; -struct drm_device; - -struct shmob_drm_device { - struct device *dev; - const struct shmob_drm_platform_data *pdata; - - void __iomem *mmio; - struct clk *clock; - u32 lddckr; - u32 ldmt1r; - - unsigned int irq; - spinlock_t irq_lock; /* Protects hardware LDINTR register */ - - struct drm_device *ddev; - - struct shmob_drm_crtc crtc; - struct shmob_drm_encoder encoder; - struct shmob_drm_connector connector; -}; - -#endif /* __SHMOB_DRM_DRV_H__ */ diff --git a/drivers/gpu/drm/shmobile/shmob_drm_kms.c b/drivers/gpu/drm/shmobile/shmob_drm_kms.c deleted file mode 100644 index 60a2c8d8a0d947..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_kms.c +++ /dev/null @@ -1,150 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * shmob_drm_kms.c -- SH Mobile DRM Mode Setting - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#include -#include -#include -#include -#include -#include - -#include "shmob_drm_crtc.h" -#include "shmob_drm_drv.h" -#include "shmob_drm_kms.h" -#include "shmob_drm_regs.h" - -/* ----------------------------------------------------------------------------- - * Format helpers - */ - -static const struct shmob_drm_format_info shmob_drm_format_infos[] = { - { - .fourcc = DRM_FORMAT_RGB565, - .bpp = 16, - .yuv = false, - .lddfr = LDDFR_PKF_RGB16, - }, { - .fourcc = DRM_FORMAT_RGB888, - .bpp = 24, - .yuv = false, - .lddfr = LDDFR_PKF_RGB24, - }, { - .fourcc = DRM_FORMAT_ARGB8888, - .bpp = 32, - .yuv = false, - .lddfr = LDDFR_PKF_ARGB32, - }, { - .fourcc = DRM_FORMAT_NV12, - .bpp = 12, - .yuv = true, - .lddfr = LDDFR_CC | LDDFR_YF_420, - }, { - .fourcc = DRM_FORMAT_NV21, - .bpp = 12, - .yuv = true, - .lddfr = LDDFR_CC | LDDFR_YF_420, - }, { - .fourcc = DRM_FORMAT_NV16, - .bpp = 16, - .yuv = true, - .lddfr = LDDFR_CC | LDDFR_YF_422, - }, { - .fourcc = DRM_FORMAT_NV61, - .bpp = 16, - .yuv = true, - .lddfr = LDDFR_CC | LDDFR_YF_422, - }, { - .fourcc = DRM_FORMAT_NV24, - .bpp = 24, - .yuv = true, - .lddfr = LDDFR_CC | LDDFR_YF_444, - }, { - .fourcc = DRM_FORMAT_NV42, - .bpp = 24, - .yuv = true, - .lddfr = LDDFR_CC | LDDFR_YF_444, - }, -}; - -const struct shmob_drm_format_info *shmob_drm_format_info(u32 fourcc) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(shmob_drm_format_infos); ++i) { - if (shmob_drm_format_infos[i].fourcc == fourcc) - return &shmob_drm_format_infos[i]; - } - - return NULL; -} - -/* ----------------------------------------------------------------------------- - * Frame buffer - */ - -static struct drm_framebuffer * -shmob_drm_fb_create(struct drm_device *dev, struct drm_file *file_priv, - const struct drm_mode_fb_cmd2 *mode_cmd) -{ - const struct shmob_drm_format_info *format; - - format = shmob_drm_format_info(mode_cmd->pixel_format); - if (format == NULL) { - dev_dbg(dev->dev, "unsupported pixel format %08x\n", - mode_cmd->pixel_format); - return ERR_PTR(-EINVAL); - } - - if (mode_cmd->pitches[0] & 7 || mode_cmd->pitches[0] >= 65536) { - dev_dbg(dev->dev, "invalid pitch value %u\n", - mode_cmd->pitches[0]); - return ERR_PTR(-EINVAL); - } - - if (format->yuv) { - unsigned int chroma_cpp = format->bpp == 24 ? 2 : 1; - - if (mode_cmd->pitches[1] != mode_cmd->pitches[0] * chroma_cpp) { - dev_dbg(dev->dev, - "luma and chroma pitches do not match\n"); - return ERR_PTR(-EINVAL); - } - } - - return drm_gem_fb_create(dev, file_priv, mode_cmd); -} - -static const struct drm_mode_config_funcs shmob_drm_mode_config_funcs = { - .fb_create = shmob_drm_fb_create, -}; - -int shmob_drm_modeset_init(struct shmob_drm_device *sdev) -{ - int ret; - - ret = drmm_mode_config_init(sdev->ddev); - if (ret) - return ret; - - shmob_drm_crtc_create(sdev); - shmob_drm_encoder_create(sdev); - shmob_drm_connector_create(sdev, &sdev->encoder.encoder); - - drm_kms_helper_poll_init(sdev->ddev); - - sdev->ddev->mode_config.min_width = 0; - sdev->ddev->mode_config.min_height = 0; - sdev->ddev->mode_config.max_width = 4095; - sdev->ddev->mode_config.max_height = 4095; - sdev->ddev->mode_config.funcs = &shmob_drm_mode_config_funcs; - - drm_helper_disable_unused_functions(sdev->ddev); - - return 0; -} diff --git a/drivers/gpu/drm/shmobile/shmob_drm_kms.h b/drivers/gpu/drm/shmobile/shmob_drm_kms.h deleted file mode 100644 index 0347b1fd2338a8..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_kms.h +++ /dev/null @@ -1,29 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * shmob_drm_kms.h -- SH Mobile DRM Mode Setting - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#ifndef __SHMOB_DRM_KMS_H__ -#define __SHMOB_DRM_KMS_H__ - -#include - -struct drm_gem_dma_object; -struct shmob_drm_device; - -struct shmob_drm_format_info { - u32 fourcc; - unsigned int bpp; - bool yuv; - u32 lddfr; -}; - -const struct shmob_drm_format_info *shmob_drm_format_info(u32 fourcc); - -int shmob_drm_modeset_init(struct shmob_drm_device *sdev); - -#endif /* __SHMOB_DRM_KMS_H__ */ diff --git a/drivers/gpu/drm/shmobile/shmob_drm_plane.c b/drivers/gpu/drm/shmobile/shmob_drm_plane.c deleted file mode 100644 index 6c5f0cbe7d95b9..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_plane.c +++ /dev/null @@ -1,261 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * shmob_drm_plane.c -- SH Mobile DRM Planes - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#include -#include -#include -#include -#include -#include - -#include "shmob_drm_drv.h" -#include "shmob_drm_kms.h" -#include "shmob_drm_plane.h" -#include "shmob_drm_regs.h" - -struct shmob_drm_plane { - struct drm_plane plane; - unsigned int index; - unsigned int alpha; - - const struct shmob_drm_format_info *format; - unsigned long dma[2]; - - unsigned int src_x; - unsigned int src_y; - unsigned int crtc_x; - unsigned int crtc_y; - unsigned int crtc_w; - unsigned int crtc_h; -}; - -#define to_shmob_plane(p) container_of(p, struct shmob_drm_plane, plane) - -static void shmob_drm_plane_compute_base(struct shmob_drm_plane *splane, - struct drm_framebuffer *fb, - int x, int y) -{ - struct drm_gem_dma_object *gem; - unsigned int bpp; - - bpp = splane->format->yuv ? 8 : splane->format->bpp; - gem = drm_fb_dma_get_gem_obj(fb, 0); - splane->dma[0] = gem->dma_addr + fb->offsets[0] - + y * fb->pitches[0] + x * bpp / 8; - - if (splane->format->yuv) { - bpp = splane->format->bpp - 8; - gem = drm_fb_dma_get_gem_obj(fb, 1); - splane->dma[1] = gem->dma_addr + fb->offsets[1] - + y / (bpp == 4 ? 2 : 1) * fb->pitches[1] - + x * (bpp == 16 ? 2 : 1); - } -} - -static void __shmob_drm_plane_setup(struct shmob_drm_plane *splane, - struct drm_framebuffer *fb) -{ - struct shmob_drm_device *sdev = splane->plane.dev->dev_private; - u32 format; - - /* TODO: Support ROP3 mode */ - format = LDBBSIFR_EN | (splane->alpha << LDBBSIFR_LAY_SHIFT); - - switch (splane->format->fourcc) { - case DRM_FORMAT_RGB565: - case DRM_FORMAT_NV21: - case DRM_FORMAT_NV61: - case DRM_FORMAT_NV42: - format |= LDBBSIFR_SWPL | LDBBSIFR_SWPW; - break; - case DRM_FORMAT_RGB888: - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV16: - case DRM_FORMAT_NV24: - format |= LDBBSIFR_SWPL | LDBBSIFR_SWPW | LDBBSIFR_SWPB; - break; - case DRM_FORMAT_ARGB8888: - default: - format |= LDBBSIFR_SWPL; - break; - } - - switch (splane->format->fourcc) { - case DRM_FORMAT_RGB565: - format |= LDBBSIFR_AL_1 | LDBBSIFR_RY | LDBBSIFR_RPKF_RGB16; - break; - case DRM_FORMAT_RGB888: - format |= LDBBSIFR_AL_1 | LDBBSIFR_RY | LDBBSIFR_RPKF_RGB24; - break; - case DRM_FORMAT_ARGB8888: - format |= LDBBSIFR_AL_PK | LDBBSIFR_RY | LDDFR_PKF_ARGB32; - break; - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV21: - format |= LDBBSIFR_AL_1 | LDBBSIFR_CHRR_420; - break; - case DRM_FORMAT_NV16: - case DRM_FORMAT_NV61: - format |= LDBBSIFR_AL_1 | LDBBSIFR_CHRR_422; - break; - case DRM_FORMAT_NV24: - case DRM_FORMAT_NV42: - format |= LDBBSIFR_AL_1 | LDBBSIFR_CHRR_444; - break; - } - -#define plane_reg_dump(sdev, splane, reg) \ - dev_dbg(sdev->ddev->dev, "%s(%u): %s 0x%08x 0x%08x\n", __func__, \ - splane->index, #reg, \ - lcdc_read(sdev, reg(splane->index)), \ - lcdc_read(sdev, reg(splane->index) + LCDC_SIDE_B_OFFSET)) - - plane_reg_dump(sdev, splane, LDBnBSIFR); - plane_reg_dump(sdev, splane, LDBnBSSZR); - plane_reg_dump(sdev, splane, LDBnBLOCR); - plane_reg_dump(sdev, splane, LDBnBSMWR); - plane_reg_dump(sdev, splane, LDBnBSAYR); - plane_reg_dump(sdev, splane, LDBnBSACR); - - lcdc_write(sdev, LDBCR, LDBCR_UPC(splane->index)); - dev_dbg(sdev->ddev->dev, "%s(%u): %s 0x%08x\n", __func__, splane->index, - "LDBCR", lcdc_read(sdev, LDBCR)); - - lcdc_write(sdev, LDBnBSIFR(splane->index), format); - - lcdc_write(sdev, LDBnBSSZR(splane->index), - (splane->crtc_h << LDBBSSZR_BVSS_SHIFT) | - (splane->crtc_w << LDBBSSZR_BHSS_SHIFT)); - lcdc_write(sdev, LDBnBLOCR(splane->index), - (splane->crtc_y << LDBBLOCR_CVLC_SHIFT) | - (splane->crtc_x << LDBBLOCR_CHLC_SHIFT)); - lcdc_write(sdev, LDBnBSMWR(splane->index), - fb->pitches[0] << LDBBSMWR_BSMW_SHIFT); - - shmob_drm_plane_compute_base(splane, fb, splane->src_x, splane->src_y); - - lcdc_write(sdev, LDBnBSAYR(splane->index), splane->dma[0]); - if (splane->format->yuv) - lcdc_write(sdev, LDBnBSACR(splane->index), splane->dma[1]); - - lcdc_write(sdev, LDBCR, - LDBCR_UPF(splane->index) | LDBCR_UPD(splane->index)); - dev_dbg(sdev->ddev->dev, "%s(%u): %s 0x%08x\n", __func__, splane->index, - "LDBCR", lcdc_read(sdev, LDBCR)); - - plane_reg_dump(sdev, splane, LDBnBSIFR); - plane_reg_dump(sdev, splane, LDBnBSSZR); - plane_reg_dump(sdev, splane, LDBnBLOCR); - plane_reg_dump(sdev, splane, LDBnBSMWR); - plane_reg_dump(sdev, splane, LDBnBSAYR); - plane_reg_dump(sdev, splane, LDBnBSACR); -} - -void shmob_drm_plane_setup(struct drm_plane *plane) -{ - struct shmob_drm_plane *splane = to_shmob_plane(plane); - - if (plane->fb == NULL) - return; - - __shmob_drm_plane_setup(splane, plane->fb); -} - -static int -shmob_drm_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, - struct drm_framebuffer *fb, int crtc_x, int crtc_y, - unsigned int crtc_w, unsigned int crtc_h, - uint32_t src_x, uint32_t src_y, - uint32_t src_w, uint32_t src_h, - struct drm_modeset_acquire_ctx *ctx) -{ - struct shmob_drm_plane *splane = to_shmob_plane(plane); - struct shmob_drm_device *sdev = plane->dev->dev_private; - const struct shmob_drm_format_info *format; - - format = shmob_drm_format_info(fb->format->format); - if (format == NULL) { - dev_dbg(sdev->dev, "update_plane: unsupported format %08x\n", - fb->format->format); - return -EINVAL; - } - - if (src_w >> 16 != crtc_w || src_h >> 16 != crtc_h) { - dev_dbg(sdev->dev, "%s: scaling not supported\n", __func__); - return -EINVAL; - } - - splane->format = format; - - splane->src_x = src_x >> 16; - splane->src_y = src_y >> 16; - splane->crtc_x = crtc_x; - splane->crtc_y = crtc_y; - splane->crtc_w = crtc_w; - splane->crtc_h = crtc_h; - - __shmob_drm_plane_setup(splane, fb); - return 0; -} - -static int shmob_drm_plane_disable(struct drm_plane *plane, - struct drm_modeset_acquire_ctx *ctx) -{ - struct shmob_drm_plane *splane = to_shmob_plane(plane); - struct shmob_drm_device *sdev = plane->dev->dev_private; - - splane->format = NULL; - - lcdc_write(sdev, LDBnBSIFR(splane->index), 0); - return 0; -} - -static void shmob_drm_plane_destroy(struct drm_plane *plane) -{ - drm_plane_force_disable(plane); - drm_plane_cleanup(plane); -} - -static const struct drm_plane_funcs shmob_drm_plane_funcs = { - .update_plane = shmob_drm_plane_update, - .disable_plane = shmob_drm_plane_disable, - .destroy = shmob_drm_plane_destroy, -}; - -static const uint32_t formats[] = { - DRM_FORMAT_RGB565, - DRM_FORMAT_RGB888, - DRM_FORMAT_ARGB8888, - DRM_FORMAT_NV12, - DRM_FORMAT_NV21, - DRM_FORMAT_NV16, - DRM_FORMAT_NV61, - DRM_FORMAT_NV24, - DRM_FORMAT_NV42, -}; - -int shmob_drm_plane_create(struct shmob_drm_device *sdev, unsigned int index) -{ - struct shmob_drm_plane *splane; - int ret; - - splane = devm_kzalloc(sdev->dev, sizeof(*splane), GFP_KERNEL); - if (splane == NULL) - return -ENOMEM; - - splane->index = index; - splane->alpha = 255; - - ret = drm_universal_plane_init(sdev->ddev, &splane->plane, 1, - &shmob_drm_plane_funcs, - formats, ARRAY_SIZE(formats), NULL, - DRM_PLANE_TYPE_OVERLAY, NULL); - - return ret; -} diff --git a/drivers/gpu/drm/shmobile/shmob_drm_plane.h b/drivers/gpu/drm/shmobile/shmob_drm_plane.h deleted file mode 100644 index e72b21a4288fc2..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_plane.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * shmob_drm_plane.h -- SH Mobile DRM Planes - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#ifndef __SHMOB_DRM_PLANE_H__ -#define __SHMOB_DRM_PLANE_H__ - -struct drm_plane; -struct shmob_drm_device; - -int shmob_drm_plane_create(struct shmob_drm_device *sdev, unsigned int index); -void shmob_drm_plane_setup(struct drm_plane *plane); - -#endif /* __SHMOB_DRM_PLANE_H__ */ diff --git a/drivers/gpu/drm/shmobile/shmob_drm_regs.h b/drivers/gpu/drm/shmobile/shmob_drm_regs.h deleted file mode 100644 index 058533685c4cd0..00000000000000 --- a/drivers/gpu/drm/shmobile/shmob_drm_regs.h +++ /dev/null @@ -1,310 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * shmob_drm_regs.h -- SH Mobile DRM registers - * - * Copyright (C) 2012 Renesas Electronics Corporation - * - * Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#ifndef __SHMOB_DRM_REGS_H__ -#define __SHMOB_DRM_REGS_H__ - -#include -#include - -#include "shmob_drm_drv.h" - -/* Register definitions */ -#define LDDCKPAT1R 0x400 -#define LDDCKPAT2R 0x404 -#define LDDCKR 0x410 -#define LDDCKR_ICKSEL_BUS (0 << 16) -#define LDDCKR_ICKSEL_MIPI (1 << 16) -#define LDDCKR_ICKSEL_HDMI (2 << 16) -#define LDDCKR_ICKSEL_EXT (3 << 16) -#define LDDCKR_ICKSEL_MASK (7 << 16) -#define LDDCKR_MOSEL (1 << 6) -#define LDDCKSTPR 0x414 -#define LDDCKSTPR_DCKSTS (1 << 16) -#define LDDCKSTPR_DCKSTP (1 << 0) -#define LDMT1R 0x418 -#define LDMT1R_VPOL (1 << 28) -#define LDMT1R_HPOL (1 << 27) -#define LDMT1R_DWPOL (1 << 26) -#define LDMT1R_DIPOL (1 << 25) -#define LDMT1R_DAPOL (1 << 24) -#define LDMT1R_HSCNT (1 << 17) -#define LDMT1R_DWCNT (1 << 16) -#define LDMT1R_IFM (1 << 12) -#define LDMT1R_MIFTYP_RGB8 (0x0 << 0) -#define LDMT1R_MIFTYP_RGB9 (0x4 << 0) -#define LDMT1R_MIFTYP_RGB12A (0x5 << 0) -#define LDMT1R_MIFTYP_RGB12B (0x6 << 0) -#define LDMT1R_MIFTYP_RGB16 (0x7 << 0) -#define LDMT1R_MIFTYP_RGB18 (0xa << 0) -#define LDMT1R_MIFTYP_RGB24 (0xb << 0) -#define LDMT1R_MIFTYP_YCBCR (0xf << 0) -#define LDMT1R_MIFTYP_SYS8A (0x0 << 0) -#define LDMT1R_MIFTYP_SYS8B (0x1 << 0) -#define LDMT1R_MIFTYP_SYS8C (0x2 << 0) -#define LDMT1R_MIFTYP_SYS8D (0x3 << 0) -#define LDMT1R_MIFTYP_SYS9 (0x4 << 0) -#define LDMT1R_MIFTYP_SYS12 (0x5 << 0) -#define LDMT1R_MIFTYP_SYS16A (0x7 << 0) -#define LDMT1R_MIFTYP_SYS16B (0x8 << 0) -#define LDMT1R_MIFTYP_SYS16C (0x9 << 0) -#define LDMT1R_MIFTYP_SYS18 (0xa << 0) -#define LDMT1R_MIFTYP_SYS24 (0xb << 0) -#define LDMT1R_MIFTYP_MASK (0xf << 0) -#define LDMT2R 0x41c -#define LDMT2R_CSUP_MASK (7 << 26) -#define LDMT2R_CSUP_SHIFT 26 -#define LDMT2R_RSV (1 << 25) -#define LDMT2R_VSEL (1 << 24) -#define LDMT2R_WCSC_MASK (0xff << 16) -#define LDMT2R_WCSC_SHIFT 16 -#define LDMT2R_WCEC_MASK (0xff << 8) -#define LDMT2R_WCEC_SHIFT 8 -#define LDMT2R_WCLW_MASK (0xff << 0) -#define LDMT2R_WCLW_SHIFT 0 -#define LDMT3R 0x420 -#define LDMT3R_RDLC_MASK (0x3f << 24) -#define LDMT3R_RDLC_SHIFT 24 -#define LDMT3R_RCSC_MASK (0xff << 16) -#define LDMT3R_RCSC_SHIFT 16 -#define LDMT3R_RCEC_MASK (0xff << 8) -#define LDMT3R_RCEC_SHIFT 8 -#define LDMT3R_RCLW_MASK (0xff << 0) -#define LDMT3R_RCLW_SHIFT 0 -#define LDDFR 0x424 -#define LDDFR_CF1 (1 << 18) -#define LDDFR_CF0 (1 << 17) -#define LDDFR_CC (1 << 16) -#define LDDFR_YF_420 (0 << 8) -#define LDDFR_YF_422 (1 << 8) -#define LDDFR_YF_444 (2 << 8) -#define LDDFR_YF_MASK (3 << 8) -#define LDDFR_PKF_ARGB32 (0x00 << 0) -#define LDDFR_PKF_RGB16 (0x03 << 0) -#define LDDFR_PKF_RGB24 (0x0b << 0) -#define LDDFR_PKF_MASK (0x1f << 0) -#define LDSM1R 0x428 -#define LDSM1R_OS (1 << 0) -#define LDSM2R 0x42c -#define LDSM2R_OSTRG (1 << 0) -#define LDSA1R 0x430 -#define LDSA2R 0x434 -#define LDMLSR 0x438 -#define LDWBFR 0x43c -#define LDWBCNTR 0x440 -#define LDWBAR 0x444 -#define LDHCNR 0x448 -#define LDHSYNR 0x44c -#define LDVLNR 0x450 -#define LDVSYNR 0x454 -#define LDHPDR 0x458 -#define LDVPDR 0x45c -#define LDPMR 0x460 -#define LDPMR_LPS (3 << 0) -#define LDINTR 0x468 -#define LDINTR_FE (1 << 10) -#define LDINTR_VSE (1 << 9) -#define LDINTR_VEE (1 << 8) -#define LDINTR_FS (1 << 2) -#define LDINTR_VSS (1 << 1) -#define LDINTR_VES (1 << 0) -#define LDINTR_STATUS_MASK (0xff << 0) -#define LDSR 0x46c -#define LDSR_MSS (1 << 10) -#define LDSR_MRS (1 << 8) -#define LDSR_AS (1 << 1) -#define LDCNT1R 0x470 -#define LDCNT1R_DE (1 << 0) -#define LDCNT2R 0x474 -#define LDCNT2R_BR (1 << 8) -#define LDCNT2R_MD (1 << 3) -#define LDCNT2R_SE (1 << 2) -#define LDCNT2R_ME (1 << 1) -#define LDCNT2R_DO (1 << 0) -#define LDRCNTR 0x478 -#define LDRCNTR_SRS (1 << 17) -#define LDRCNTR_SRC (1 << 16) -#define LDRCNTR_MRS (1 << 1) -#define LDRCNTR_MRC (1 << 0) -#define LDDDSR 0x47c -#define LDDDSR_LS (1 << 2) -#define LDDDSR_WS (1 << 1) -#define LDDDSR_BS (1 << 0) -#define LDHAJR 0x4a0 - -#define LDDWD0R 0x800 -#define LDDWDxR_WDACT (1 << 28) -#define LDDWDxR_RSW (1 << 24) -#define LDDRDR 0x840 -#define LDDRDR_RSR (1 << 24) -#define LDDRDR_DRD_MASK (0x3ffff << 0) -#define LDDWAR 0x900 -#define LDDWAR_WA (1 << 0) -#define LDDRAR 0x904 -#define LDDRAR_RA (1 << 0) - -#define LDBCR 0xb00 -#define LDBCR_UPC(n) (1 << ((n) + 16)) -#define LDBCR_UPF(n) (1 << ((n) + 8)) -#define LDBCR_UPD(n) (1 << ((n) + 0)) -#define LDBnBSIFR(n) (0xb20 + (n) * 0x20 + 0x00) -#define LDBBSIFR_EN (1 << 31) -#define LDBBSIFR_VS (1 << 29) -#define LDBBSIFR_BRSEL (1 << 28) -#define LDBBSIFR_MX (1 << 27) -#define LDBBSIFR_MY (1 << 26) -#define LDBBSIFR_CV3 (3 << 24) -#define LDBBSIFR_CV2 (2 << 24) -#define LDBBSIFR_CV1 (1 << 24) -#define LDBBSIFR_CV0 (0 << 24) -#define LDBBSIFR_CV_MASK (3 << 24) -#define LDBBSIFR_LAY_MASK (0xff << 16) -#define LDBBSIFR_LAY_SHIFT 16 -#define LDBBSIFR_ROP3_MASK (0xff << 16) -#define LDBBSIFR_ROP3_SHIFT 16 -#define LDBBSIFR_AL_PL8 (3 << 14) -#define LDBBSIFR_AL_PL1 (2 << 14) -#define LDBBSIFR_AL_PK (1 << 14) -#define LDBBSIFR_AL_1 (0 << 14) -#define LDBBSIFR_AL_MASK (3 << 14) -#define LDBBSIFR_SWPL (1 << 10) -#define LDBBSIFR_SWPW (1 << 9) -#define LDBBSIFR_SWPB (1 << 8) -#define LDBBSIFR_RY (1 << 7) -#define LDBBSIFR_CHRR_420 (2 << 0) -#define LDBBSIFR_CHRR_422 (1 << 0) -#define LDBBSIFR_CHRR_444 (0 << 0) -#define LDBBSIFR_RPKF_ARGB32 (0x00 << 0) -#define LDBBSIFR_RPKF_RGB16 (0x03 << 0) -#define LDBBSIFR_RPKF_RGB24 (0x0b << 0) -#define LDBBSIFR_RPKF_MASK (0x1f << 0) -#define LDBnBSSZR(n) (0xb20 + (n) * 0x20 + 0x04) -#define LDBBSSZR_BVSS_MASK (0xfff << 16) -#define LDBBSSZR_BVSS_SHIFT 16 -#define LDBBSSZR_BHSS_MASK (0xfff << 0) -#define LDBBSSZR_BHSS_SHIFT 0 -#define LDBnBLOCR(n) (0xb20 + (n) * 0x20 + 0x08) -#define LDBBLOCR_CVLC_MASK (0xfff << 16) -#define LDBBLOCR_CVLC_SHIFT 16 -#define LDBBLOCR_CHLC_MASK (0xfff << 0) -#define LDBBLOCR_CHLC_SHIFT 0 -#define LDBnBSMWR(n) (0xb20 + (n) * 0x20 + 0x0c) -#define LDBBSMWR_BSMWA_MASK (0xffff << 16) -#define LDBBSMWR_BSMWA_SHIFT 16 -#define LDBBSMWR_BSMW_MASK (0xffff << 0) -#define LDBBSMWR_BSMW_SHIFT 0 -#define LDBnBSAYR(n) (0xb20 + (n) * 0x20 + 0x10) -#define LDBBSAYR_FG1A_MASK (0xff << 24) -#define LDBBSAYR_FG1A_SHIFT 24 -#define LDBBSAYR_FG1R_MASK (0xff << 16) -#define LDBBSAYR_FG1R_SHIFT 16 -#define LDBBSAYR_FG1G_MASK (0xff << 8) -#define LDBBSAYR_FG1G_SHIFT 8 -#define LDBBSAYR_FG1B_MASK (0xff << 0) -#define LDBBSAYR_FG1B_SHIFT 0 -#define LDBnBSACR(n) (0xb20 + (n) * 0x20 + 0x14) -#define LDBBSACR_FG2A_MASK (0xff << 24) -#define LDBBSACR_FG2A_SHIFT 24 -#define LDBBSACR_FG2R_MASK (0xff << 16) -#define LDBBSACR_FG2R_SHIFT 16 -#define LDBBSACR_FG2G_MASK (0xff << 8) -#define LDBBSACR_FG2G_SHIFT 8 -#define LDBBSACR_FG2B_MASK (0xff << 0) -#define LDBBSACR_FG2B_SHIFT 0 -#define LDBnBSAAR(n) (0xb20 + (n) * 0x20 + 0x18) -#define LDBBSAAR_AP_MASK (0xff << 24) -#define LDBBSAAR_AP_SHIFT 24 -#define LDBBSAAR_R_MASK (0xff << 16) -#define LDBBSAAR_R_SHIFT 16 -#define LDBBSAAR_GY_MASK (0xff << 8) -#define LDBBSAAR_GY_SHIFT 8 -#define LDBBSAAR_B_MASK (0xff << 0) -#define LDBBSAAR_B_SHIFT 0 -#define LDBnBPPCR(n) (0xb20 + (n) * 0x20 + 0x1c) -#define LDBBPPCR_AP_MASK (0xff << 24) -#define LDBBPPCR_AP_SHIFT 24 -#define LDBBPPCR_R_MASK (0xff << 16) -#define LDBBPPCR_R_SHIFT 16 -#define LDBBPPCR_GY_MASK (0xff << 8) -#define LDBBPPCR_GY_SHIFT 8 -#define LDBBPPCR_B_MASK (0xff << 0) -#define LDBBPPCR_B_SHIFT 0 -#define LDBnBBGCL(n) (0xb10 + (n) * 0x04) -#define LDBBBGCL_BGA_MASK (0xff << 24) -#define LDBBBGCL_BGA_SHIFT 24 -#define LDBBBGCL_BGR_MASK (0xff << 16) -#define LDBBBGCL_BGR_SHIFT 16 -#define LDBBBGCL_BGG_MASK (0xff << 8) -#define LDBBBGCL_BGG_SHIFT 8 -#define LDBBBGCL_BGB_MASK (0xff << 0) -#define LDBBBGCL_BGB_SHIFT 0 - -#define LCDC_SIDE_B_OFFSET 0x1000 -#define LCDC_MIRROR_OFFSET 0x2000 - -static inline bool lcdc_is_banked(u32 reg) -{ - switch (reg) { - case LDMT1R: - case LDMT2R: - case LDMT3R: - case LDDFR: - case LDSM1R: - case LDSA1R: - case LDSA2R: - case LDMLSR: - case LDWBFR: - case LDWBCNTR: - case LDWBAR: - case LDHCNR: - case LDHSYNR: - case LDVLNR: - case LDVSYNR: - case LDHPDR: - case LDVPDR: - case LDHAJR: - return true; - default: - return reg >= LDBnBBGCL(0) && reg <= LDBnBPPCR(3); - } -} - -static inline void lcdc_write_mirror(struct shmob_drm_device *sdev, u32 reg, - u32 data) -{ - iowrite32(data, sdev->mmio + reg + LCDC_MIRROR_OFFSET); -} - -static inline void lcdc_write(struct shmob_drm_device *sdev, u32 reg, u32 data) -{ - iowrite32(data, sdev->mmio + reg); - if (lcdc_is_banked(reg)) - iowrite32(data, sdev->mmio + reg + LCDC_SIDE_B_OFFSET); -} - -static inline u32 lcdc_read(struct shmob_drm_device *sdev, u32 reg) -{ - return ioread32(sdev->mmio + reg); -} - -static inline int lcdc_wait_bit(struct shmob_drm_device *sdev, u32 reg, - u32 mask, u32 until) -{ - unsigned long timeout = jiffies + msecs_to_jiffies(5); - - while ((lcdc_read(sdev, reg) & mask) != until) { - if (time_after(jiffies, timeout)) - return -ETIMEDOUT; - cpu_relax(); - } - - return 0; -} - -#endif /* __SHMOB_DRM_REGS_H__ */