[PATCH/RFC] drm: Remove unused Renesas SH Mobile DRM driver
Daniel Vetter
daniel at ffwll.ch
Mon Jan 21 09:35:06 UTC 2019
On Fri, Jan 18, 2019 at 05:22:58PM +0100, Geert Uytterhoeven wrote:
> Since its incarnation in v3.7 almost 7 years ago, no users of the SH
> Mobile DRM driver have appeared.
>
> Hence remove the driver. It can be resurrected from git history,
> if/when needed.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
I'd prefer removing the fbdev variant tbh ... Not sure why exactly the
switch never happened.
-Daniel
> ---
> Against drm/drm-next
>
> MAINTAINERS | 2 -
> drivers/gpu/drm/Kconfig | 2 -
> drivers/gpu/drm/Makefile | 1 -
> drivers/gpu/drm/shmobile/Kconfig | 14 -
> drivers/gpu/drm/shmobile/Makefile | 8 -
> .../gpu/drm/shmobile/shmob_drm_backlight.c | 86 ---
> .../gpu/drm/shmobile/shmob_drm_backlight.h | 19 -
> drivers/gpu/drm/shmobile/shmob_drm_crtc.c | 689 ------------------
> drivers/gpu/drm/shmobile/shmob_drm_crtc.h | 53 --
> drivers/gpu/drm/shmobile/shmob_drm_drv.c | 311 --------
> drivers/gpu/drm/shmobile/shmob_drm_drv.h | 41 --
> drivers/gpu/drm/shmobile/shmob_drm_kms.c | 146 ----
> drivers/gpu/drm/shmobile/shmob_drm_kms.h | 29 -
> drivers/gpu/drm/shmobile/shmob_drm_plane.c | 259 -------
> drivers/gpu/drm/shmobile/shmob_drm_plane.h | 18 -
> drivers/gpu/drm/shmobile/shmob_drm_regs.h | 307 --------
> include/linux/platform_data/shmob_drm.h | 91 ---
> 17 files changed, 2076 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
> delete mode 100644 include/linux/platform_data/shmob_drm.h
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 4c0879650caf3c10..61009a7be8862d68 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -5098,8 +5098,6 @@ L: linux-renesas-soc at vger.kernel.org
> T: git git://linuxtv.org/pinchartl/media drm/du/next
> S: Supported
> F: drivers/gpu/drm/rcar-du/
> -F: drivers/gpu/drm/shmobile/
> -F: include/linux/platform_data/shmob_drm.h
> F: Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt
> F: Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
> F: Documentation/devicetree/bindings/display/renesas,du.txt
> diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
> index bd943a71756ca81b..3df7b8905ca8b736 100644
> --- a/drivers/gpu/drm/Kconfig
> +++ b/drivers/gpu/drm/Kconfig
> @@ -273,8 +273,6 @@ 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 f0c1f8731a2761ed..9b5bee490a899468 100644
> --- a/drivers/gpu/drm/Makefile
> +++ b/drivers/gpu/drm/Makefile
> @@ -82,7 +82,6 @@ obj-$(CONFIG_DRM_AST) += ast/
> obj-$(CONFIG_DRM_ARMADA) += armada/
> obj-$(CONFIG_DRM_ATMEL_HLCDC) += atmel-hlcdc/
> obj-$(CONFIG_DRM_RCAR_DU) += 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 61bbe8e8bcc51db9..0000000000000000
> --- a/drivers/gpu/drm/shmobile/Kconfig
> +++ /dev/null
> @@ -1,14 +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 BACKLIGHT_LCD_SUPPORT
> - select DRM_KMS_HELPER
> - select DRM_KMS_CMA_HELPER
> - select DRM_GEM_CMA_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 861edafed8562c87..0000000000000000
> --- 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 f6628a5ee95f3e9a..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_backlight.c
> +++ /dev/null
> @@ -1,86 +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 at ideasonboard.com)
> - */
> -
> -#include <linux/backlight.h>
> -
> -#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 = bdev->props.brightness;
> -
> - if (bdev->props.power != FB_BLANK_UNBLANK ||
> - bdev->props.state & BL_CORE_SUSPENDED)
> - brightness = 0;
> -
> - 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 d9abb7a60be5c414..0000000000000000
> --- 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 at 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 499b5fdb869f2064..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> +++ /dev/null
> @@ -1,689 +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 at ideasonboard.com)
> - */
> -
> -#include <linux/backlight.h>
> -#include <linux/clk.h>
> -
> -#include <drm/drmP.h>
> -#include <drm/drm_crtc.h>
> -#include <drm/drm_crtc_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> -#include <drm/drm_gem_cma_helper.h>
> -#include <drm/drm_plane_helper.h>
> -
> -#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_cma_object *gem;
> - unsigned int bpp;
> -
> - bpp = scrtc->format->yuv ? 8 : scrtc->format->bpp;
> - gem = drm_fb_cma_get_gem_obj(fb, 0);
> - scrtc->dma[0] = gem->paddr + fb->offsets[0]
> - + y * fb->pitches[0] + x * bpp / 8;
> -
> - if (scrtc->format->yuv) {
> - bpp = scrtc->format->bpp - 8;
> - gem = drm_fb_cma_get_gem_obj(fb, 1);
> - scrtc->dma[1] = gem->paddr + 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,
> -};
> -
> -static void shmob_drm_encoder_destroy(struct drm_encoder *encoder)
> -{
> - drm_encoder_cleanup(encoder);
> -}
> -
> -static const struct drm_encoder_funcs encoder_funcs = {
> - .destroy = shmob_drm_encoder_destroy,
> -};
> -
> -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_encoder_init(sdev->ddev, encoder, &encoder_funcs,
> - DRM_MODE_ENCODER_LVDS, NULL);
> - 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 9ca6920641d89da3..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h
> +++ /dev/null
> @@ -1,53 +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 at ideasonboard.com)
> - */
> -
> -#ifndef __SHMOB_DRM_CRTC_H__
> -#define __SHMOB_DRM_CRTC_H__
> -
> -#include <drm/drmP.h>
> -#include <drm/drm_crtc.h>
> -#include <drm/drm_encoder.h>
> -
> -struct backlight_device;
> -struct shmob_drm_device;
> -
> -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 f2cfd1698b7809f2..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_drv.c
> +++ /dev/null
> @@ -1,311 +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 at ideasonboard.com)
> - */
> -
> -#include <linux/clk.h>
> -#include <linux/io.h>
> -#include <linux/mm.h>
> -#include <linux/module.h>
> -#include <linux/platform_device.h>
> -#include <linux/pm.h>
> -#include <linux/slab.h>
> -
> -#include <drm/drmP.h>
> -#include <drm/drm_crtc_helper.h>
> -#include <drm/drm_gem_cma_helper.h>
> -
> -#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_CMA_FOPS(shmob_drm_fops);
> -
> -static struct drm_driver shmob_drm_driver = {
> - .driver_features = DRIVER_HAVE_IRQ | DRIVER_GEM | DRIVER_MODESET
> - | DRIVER_PRIME,
> - .irq_handler = shmob_drm_irq,
> - .gem_free_object_unlocked = drm_gem_cma_free_object,
> - .gem_vm_ops = &drm_gem_cma_vm_ops,
> - .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
> - .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
> - .gem_prime_import = drm_gem_prime_import,
> - .gem_prime_export = drm_gem_prime_export,
> - .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table,
> - .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table,
> - .gem_prime_vmap = drm_gem_cma_prime_vmap,
> - .gem_prime_vunmap = drm_gem_cma_prime_vunmap,
> - .gem_prime_mmap = drm_gem_cma_prime_mmap,
> - .dumb_create = drm_gem_cma_dumb_create,
> - .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);
> - drm_mode_config_cleanup(ddev);
> - drm_irq_uninstall(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;
> - struct resource *res;
> - 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);
> -
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - sdev->mmio = devm_ioremap_resource(&pdev->dev, res);
> - 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 = drm_irq_install(ddev, platform_get_irq(pdev, 0));
> - 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:
> - drm_irq_uninstall(ddev);
> -err_modeset_cleanup:
> - drm_kms_helper_poll_fini(ddev);
> - drm_mode_config_cleanup(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,
> - },
> -};
> -
> -module_platform_driver(shmob_drm_platform_driver);
> -
> -MODULE_AUTHOR("Laurent Pinchart <laurent.pinchart at ideasonboard.com>");
> -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 80dc4b1020aad383..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_drv.h
> +++ /dev/null
> @@ -1,41 +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 at ideasonboard.com)
> - */
> -
> -#ifndef __SHMOB_DRM_DRV_H__
> -#define __SHMOB_DRM_DRV_H__
> -
> -#include <linux/kernel.h>
> -#include <linux/platform_data/shmob_drm.h>
> -#include <linux/spinlock.h>
> -
> -#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;
> -
> - 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 a17268444c6d3206..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_kms.c
> +++ /dev/null
> @@ -1,146 +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 at ideasonboard.com)
> - */
> -
> -#include <drm/drmP.h>
> -#include <drm/drm_crtc.h>
> -#include <drm/drm_crtc_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> -#include <drm/drm_gem_cma_helper.h>
> -#include <drm/drm_gem_framebuffer_helper.h>
> -
> -#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)
> -{
> - drm_mode_config_init(sdev->ddev);
> -
> - 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 6ec2b732bb949882..0000000000000000
> --- 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 at ideasonboard.com)
> - */
> -
> -#ifndef __SHMOB_DRM_KMS_H__
> -#define __SHMOB_DRM_KMS_H__
> -
> -#include <linux/types.h>
> -
> -struct drm_gem_cma_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 1d1ee5e513519703..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_plane.c
> +++ /dev/null
> @@ -1,259 +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 at ideasonboard.com)
> - */
> -
> -#include <drm/drmP.h>
> -#include <drm/drm_crtc.h>
> -#include <drm/drm_crtc_helper.h>
> -#include <drm/drm_fb_cma_helper.h>
> -#include <drm/drm_gem_cma_helper.h>
> -
> -#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_cma_object *gem;
> - unsigned int bpp;
> -
> - bpp = splane->format->yuv ? 8 : splane->format->bpp;
> - gem = drm_fb_cma_get_gem_obj(fb, 0);
> - splane->dma[0] = gem->paddr + fb->offsets[0]
> - + y * fb->pitches[0] + x * bpp / 8;
> -
> - if (splane->format->yuv) {
> - bpp = splane->format->bpp - 8;
> - gem = drm_fb_cma_get_gem_obj(fb, 1);
> - splane->dma[1] = gem->paddr + 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_plane_init(sdev->ddev, &splane->plane, 1,
> - &shmob_drm_plane_funcs, formats,
> - ARRAY_SIZE(formats), false);
> -
> - 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 bae67cc8c62850ec..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_plane.h
> +++ /dev/null
> @@ -1,18 +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 at ideasonboard.com)
> - */
> -
> -#ifndef __SHMOB_DRM_PLANE_H__
> -#define __SHMOB_DRM_PLANE_H__
> -
> -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 9eb0b3d01df8079b..0000000000000000
> --- a/drivers/gpu/drm/shmobile/shmob_drm_regs.h
> +++ /dev/null
> @@ -1,307 +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 at ideasonboard.com)
> - */
> -
> -#ifndef __SHMOB_DRM_REGS_H__
> -#define __SHMOB_DRM_REGS_H__
> -
> -#include <linux/io.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__ */
> diff --git a/include/linux/platform_data/shmob_drm.h b/include/linux/platform_data/shmob_drm.h
> deleted file mode 100644
> index fe815d7d9f58c11b..0000000000000000
> --- a/include/linux/platform_data/shmob_drm.h
> +++ /dev/null
> @@ -1,91 +0,0 @@
> -/* SPDX-License-Identifier: GPL-2.0+ */
> -/*
> - * shmob_drm.h -- SH Mobile DRM driver
> - *
> - * Copyright (C) 2012 Renesas Corporation
> - *
> - * Laurent Pinchart (laurent.pinchart at ideasonboard.com)
> - */
> -
> -#ifndef __SHMOB_DRM_H__
> -#define __SHMOB_DRM_H__
> -
> -#include <linux/kernel.h>
> -
> -#include <drm/drm_mode.h>
> -
> -enum shmob_drm_clk_source {
> - SHMOB_DRM_CLK_BUS,
> - SHMOB_DRM_CLK_PERIPHERAL,
> - SHMOB_DRM_CLK_EXTERNAL,
> -};
> -
> -enum shmob_drm_interface {
> - SHMOB_DRM_IFACE_RGB8, /* 24bpp, 8:8:8 */
> - SHMOB_DRM_IFACE_RGB9, /* 18bpp, 9:9 */
> - SHMOB_DRM_IFACE_RGB12A, /* 24bpp, 12:12 */
> - SHMOB_DRM_IFACE_RGB12B, /* 12bpp */
> - SHMOB_DRM_IFACE_RGB16, /* 16bpp */
> - SHMOB_DRM_IFACE_RGB18, /* 18bpp */
> - SHMOB_DRM_IFACE_RGB24, /* 24bpp */
> - SHMOB_DRM_IFACE_YUV422, /* 16bpp */
> - SHMOB_DRM_IFACE_SYS8A, /* 24bpp, 8:8:8 */
> - SHMOB_DRM_IFACE_SYS8B, /* 18bpp, 8:8:2 */
> - SHMOB_DRM_IFACE_SYS8C, /* 18bpp, 2:8:8 */
> - SHMOB_DRM_IFACE_SYS8D, /* 16bpp, 8:8 */
> - SHMOB_DRM_IFACE_SYS9, /* 18bpp, 9:9 */
> - SHMOB_DRM_IFACE_SYS12, /* 24bpp, 12:12 */
> - SHMOB_DRM_IFACE_SYS16A, /* 16bpp */
> - SHMOB_DRM_IFACE_SYS16B, /* 18bpp, 16:2 */
> - SHMOB_DRM_IFACE_SYS16C, /* 18bpp, 2:16 */
> - SHMOB_DRM_IFACE_SYS18, /* 18bpp */
> - SHMOB_DRM_IFACE_SYS24, /* 24bpp */
> -};
> -
> -struct shmob_drm_backlight_data {
> - const char *name;
> - int max_brightness;
> - int (*get_brightness)(void);
> - int (*set_brightness)(int brightness);
> -};
> -
> -struct shmob_drm_panel_data {
> - unsigned int width_mm; /* Panel width in mm */
> - unsigned int height_mm; /* Panel height in mm */
> - struct drm_mode_modeinfo mode;
> -};
> -
> -struct shmob_drm_sys_interface_data {
> - unsigned int read_latch:6;
> - unsigned int read_setup:8;
> - unsigned int read_cycle:8;
> - unsigned int read_strobe:8;
> - unsigned int write_setup:8;
> - unsigned int write_cycle:8;
> - unsigned int write_strobe:8;
> - unsigned int cs_setup:3;
> - unsigned int vsync_active_high:1;
> - unsigned int vsync_dir_input:1;
> -};
> -
> -#define SHMOB_DRM_IFACE_FL_DWPOL (1 << 0) /* Rising edge dot clock data latch */
> -#define SHMOB_DRM_IFACE_FL_DIPOL (1 << 1) /* Active low display enable */
> -#define SHMOB_DRM_IFACE_FL_DAPOL (1 << 2) /* Active low display data */
> -#define SHMOB_DRM_IFACE_FL_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
> -#define SHMOB_DRM_IFACE_FL_DWCNT (1 << 4) /* Disable dotclock during blanking */
> -
> -struct shmob_drm_interface_data {
> - enum shmob_drm_interface interface;
> - struct shmob_drm_sys_interface_data sys;
> - unsigned int clk_div;
> - unsigned int flags;
> -};
> -
> -struct shmob_drm_platform_data {
> - enum shmob_drm_clk_source clk_source;
> - struct shmob_drm_interface_data iface;
> - struct shmob_drm_panel_data panel;
> - struct shmob_drm_backlight_data backlight;
> -};
> -
> -#endif /* __SHMOB_DRM_H__ */
> --
> 2.17.1
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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