From patchwork Wed Apr 15 07:40:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 11490213 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2936992C for ; Wed, 15 Apr 2020 07:43:16 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 07C7F206D9 for ; Wed, 15 Apr 2020 07:43:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="fCix9dxa" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 07C7F206D9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 692EA6E8A6; Wed, 15 Apr 2020 07:41:42 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-wm1-x342.google.com (mail-wm1-x342.google.com [IPv6:2a00:1450:4864:20::342]) by gabe.freedesktop.org (Postfix) with ESMTPS id B60566E8D1 for ; Wed, 15 Apr 2020 07:41:32 +0000 (UTC) Received: by mail-wm1-x342.google.com with SMTP id g12so9843199wmh.3 for ; Wed, 15 Apr 2020 00:41:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=6OSx5CuMerIMEkPXKLa/3dmxHhLo/Yw+JUat7qnUOCw=; b=fCix9dxafatyrJpSuVhpuYxfPodWOc+EbaG8hNrTdz5v9h+WMEC7eQSlFV4RFg8ETv Ud8/sGuY1pIOeWZHsbLbkFhvxMZ2MNO5eLWrA+2ut/T3STetSsjUZHOK/IPZBfH8kmtF N2+YA7n7Ucl4xC8Gv9pgHuW8r45fG3cLug4tY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=6OSx5CuMerIMEkPXKLa/3dmxHhLo/Yw+JUat7qnUOCw=; b=g89/GKTPbYeiiIWEVTAb4s3LteDgRf3cm8o1SLEJi7T+0D9xKHFP8kLtHfUORubdPe Aogk8QfaafzDLd87aHNPwv/dSFeMAZcFWBJqIJJw1+49N85HZvT6Se46DB910+/sDOVf uZnbhrySFCFfgXRIuyCknXrkbwgCyRAw7ZBDgxmr7EfkTD2jNrEGhIzgCc8z/o+Mty/h pM1zoIMxy+SHRvCpQc2kDP2Jnz5EAogNwM5UpYx4q6H/pflKGHQRuY8hC+JfsXAqTaO3 DGuY/1+1HIymAlw16eJidVUerCy+22Puo/3JFutqZeDf74MQ4LmVfg4Ydn1rWFKlOkmF Lknw== X-Gm-Message-State: AGi0PuaVXvLuoMyEJYsC5SCjkZgm2hYQsHCKVV22qLzqy+eAbWLOF7nG UnSBKklc2JxKVClWjyY+i0qG0A== X-Google-Smtp-Source: APiQypJDHVQC0WCsANqiJPns8JP3YRFsNod6MGnb33H200AnZuVeVr+luYBDoe9xt4IeEh+YyuUvsA== X-Received: by 2002:a1c:3884:: with SMTP id f126mr3989095wma.91.1586936491241; Wed, 15 Apr 2020 00:41:31 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id u30sm1878552wru.13.2020.04.15.00.41.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Apr 2020 00:41:30 -0700 (PDT) From: Daniel Vetter To: Intel Graphics Development Subject: [PATCH 49/59] drm/arc: Inline arcpgu_crtc.c Date: Wed, 15 Apr 2020 09:40:24 +0200 Message-Id: <20200415074034.175360-50-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200415074034.175360-1-daniel.vetter@ffwll.ch> References: <20200415074034.175360-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Vetter , DRI Development , Daniel Vetter Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Really not big anymore. Signed-off-by: Daniel Vetter Acked-by: Sam Ravnborg --- drivers/gpu/drm/arc/Makefile | 2 +- drivers/gpu/drm/arc/arcpgu.h | 1 - drivers/gpu/drm/arc/arcpgu_crtc.c | 166 ------------------------------ drivers/gpu/drm/arc/arcpgu_drv.c | 147 +++++++++++++++++++++++++- drivers/gpu/drm/arc/arcpgu_sim.c | 12 --- 5 files changed, 146 insertions(+), 182 deletions(-) delete mode 100644 drivers/gpu/drm/arc/arcpgu_crtc.c diff --git a/drivers/gpu/drm/arc/Makefile b/drivers/gpu/drm/arc/Makefile index c7028b7427b3..c686e0287a71 100644 --- a/drivers/gpu/drm/arc/Makefile +++ b/drivers/gpu/drm/arc/Makefile @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0-only -arcpgu-y := arcpgu_crtc.o arcpgu_hdmi.o arcpgu_sim.o arcpgu_drv.o +arcpgu-y := arcpgu_hdmi.o arcpgu_sim.o arcpgu_drv.o obj-$(CONFIG_DRM_ARCPGU) += arcpgu.o diff --git a/drivers/gpu/drm/arc/arcpgu.h b/drivers/gpu/drm/arc/arcpgu.h index b5c699d14f27..cee2448a07d6 100644 --- a/drivers/gpu/drm/arc/arcpgu.h +++ b/drivers/gpu/drm/arc/arcpgu.h @@ -34,7 +34,6 @@ static inline u32 arc_pgu_read(struct arcpgu_drm_private *arcpgu, return ioread32(arcpgu->regs + reg); } -int arc_pgu_setup_pipe(struct drm_device *dev); int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np); int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np); diff --git a/drivers/gpu/drm/arc/arcpgu_crtc.c b/drivers/gpu/drm/arc/arcpgu_crtc.c deleted file mode 100644 index 4655f03e37f1..000000000000 --- a/drivers/gpu/drm/arc/arcpgu_crtc.c +++ /dev/null @@ -1,166 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * ARC PGU DRM driver. - * - * Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com) - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "arcpgu.h" -#include "arcpgu_regs.h" - -#define ENCODE_PGU_XY(x, y) ((((x) - 1) << 16) | ((y) - 1)) - -static const u32 arc_pgu_supported_formats[] = { - DRM_FORMAT_RGB565, - DRM_FORMAT_XRGB8888, - DRM_FORMAT_ARGB8888, -}; - -static void arc_pgu_set_pxl_fmt(struct arcpgu_drm_private *arcpgu) -{ - const struct drm_framebuffer *fb = arcpgu->pipe.plane.state->fb; - uint32_t pixel_format = fb->format->format; - u32 format = DRM_FORMAT_INVALID; - int i; - u32 reg_ctrl; - - for (i = 0; i < ARRAY_SIZE(arc_pgu_supported_formats); i++) { - if (arc_pgu_supported_formats[i] == pixel_format) - format = arc_pgu_supported_formats[i]; - } - - if (WARN_ON(format == DRM_FORMAT_INVALID)) - return; - - reg_ctrl = arc_pgu_read(arcpgu, ARCPGU_REG_CTRL); - if (format == DRM_FORMAT_RGB565) - reg_ctrl &= ~ARCPGU_MODE_XRGB8888; - else - reg_ctrl |= ARCPGU_MODE_XRGB8888; - arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, reg_ctrl); -} - -static const struct drm_crtc_funcs arc_pgu_crtc_funcs = { - .destroy = drm_crtc_cleanup, - .set_config = drm_atomic_helper_set_config, - .page_flip = drm_atomic_helper_page_flip, - .reset = drm_atomic_helper_crtc_reset, - .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, -}; - -static enum drm_mode_status arc_pgu_mode_valid(struct drm_simple_display_pipe *pipe, - const struct drm_display_mode *mode) -{ - struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe); - long rate, clk_rate = mode->clock * 1000; - long diff = clk_rate / 200; /* +-0.5% allowed by HDMI spec */ - - rate = clk_round_rate(arcpgu->clk, clk_rate); - if ((max(rate, clk_rate) - min(rate, clk_rate) < diff) && (rate > 0)) - return MODE_OK; - - return MODE_NOCLOCK; -} - -static void arc_pgu_mode_set(struct arcpgu_drm_private *arcpgu) -{ - struct drm_display_mode *m = &arcpgu->pipe.crtc.state->adjusted_mode; - u32 val; - - arc_pgu_write(arcpgu, ARCPGU_REG_FMT, - ENCODE_PGU_XY(m->crtc_htotal, m->crtc_vtotal)); - - arc_pgu_write(arcpgu, ARCPGU_REG_HSYNC, - ENCODE_PGU_XY(m->crtc_hsync_start - m->crtc_hdisplay, - m->crtc_hsync_end - m->crtc_hdisplay)); - - arc_pgu_write(arcpgu, ARCPGU_REG_VSYNC, - ENCODE_PGU_XY(m->crtc_vsync_start - m->crtc_vdisplay, - m->crtc_vsync_end - m->crtc_vdisplay)); - - arc_pgu_write(arcpgu, ARCPGU_REG_ACTIVE, - ENCODE_PGU_XY(m->crtc_hblank_end - m->crtc_hblank_start, - m->crtc_vblank_end - m->crtc_vblank_start)); - - val = arc_pgu_read(arcpgu, ARCPGU_REG_CTRL); - - if (m->flags & DRM_MODE_FLAG_PVSYNC) - val |= ARCPGU_CTRL_VS_POL_MASK << ARCPGU_CTRL_VS_POL_OFST; - else - val &= ~(ARCPGU_CTRL_VS_POL_MASK << ARCPGU_CTRL_VS_POL_OFST); - - if (m->flags & DRM_MODE_FLAG_PHSYNC) - val |= ARCPGU_CTRL_HS_POL_MASK << ARCPGU_CTRL_HS_POL_OFST; - else - val &= ~(ARCPGU_CTRL_HS_POL_MASK << ARCPGU_CTRL_HS_POL_OFST); - - arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, val); - arc_pgu_write(arcpgu, ARCPGU_REG_STRIDE, 0); - arc_pgu_write(arcpgu, ARCPGU_REG_START_SET, 1); - - arc_pgu_set_pxl_fmt(arcpgu); - - clk_set_rate(arcpgu->clk, m->crtc_clock * 1000); -} - -static void arc_pgu_enable(struct drm_simple_display_pipe *pipe, - struct drm_crtc_state *crtc_state, - struct drm_plane_state *plane_state) -{ - struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe); - - arc_pgu_mode_set(arcpgu); - - clk_prepare_enable(arcpgu->clk); - arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, - arc_pgu_read(arcpgu, ARCPGU_REG_CTRL) | - ARCPGU_CTRL_ENABLE_MASK); -} - -static void arc_pgu_disable(struct drm_simple_display_pipe *pipe) -{ - struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe); - - clk_disable_unprepare(arcpgu->clk); - arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, - arc_pgu_read(arcpgu, ARCPGU_REG_CTRL) & - ~ARCPGU_CTRL_ENABLE_MASK); -} - -static void arc_pgu_update(struct drm_simple_display_pipe *pipe, - struct drm_plane_state *state) -{ - struct arcpgu_drm_private *arcpgu; - struct drm_gem_cma_object *gem; - - arcpgu = pipe_to_arcpgu_priv(pipe); - gem = drm_fb_cma_get_gem_obj(pipe->plane.state->fb, 0); - arc_pgu_write(arcpgu, ARCPGU_REG_BUF0_ADDR, gem->paddr); -} - -static const struct drm_simple_display_pipe_funcs arc_pgu_pipe_funcs = { - .update = arc_pgu_update, - .mode_valid = arc_pgu_mode_valid, - .enable = arc_pgu_enable, - .disable = arc_pgu_disable, -}; - -int arc_pgu_setup_pipe(struct drm_device *drm) -{ - struct arcpgu_drm_private *arcpgu = dev_to_arcpgu(drm); - - return drm_simple_display_pipe_init(drm, &arcpgu->pipe, &arc_pgu_pipe_funcs, - arc_pgu_supported_formats, - ARRAY_SIZE(arc_pgu_supported_formats), - NULL, NULL); -} diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c index bf03eda532bc..2443e3c78a76 100644 --- a/drivers/gpu/drm/arc/arcpgu_drv.c +++ b/drivers/gpu/drm/arc/arcpgu_drv.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -24,6 +25,144 @@ #include "arcpgu.h" #include "arcpgu_regs.h" +#define ENCODE_PGU_XY(x, y) ((((x) - 1) << 16) | ((y) - 1)) + +static const u32 arc_pgu_supported_formats[] = { + DRM_FORMAT_RGB565, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_ARGB8888, +}; + +static void arc_pgu_set_pxl_fmt(struct arcpgu_drm_private *arcpgu) +{ + const struct drm_framebuffer *fb = arcpgu->pipe.plane.state->fb; + uint32_t pixel_format = fb->format->format; + u32 format = DRM_FORMAT_INVALID; + int i; + u32 reg_ctrl; + + for (i = 0; i < ARRAY_SIZE(arc_pgu_supported_formats); i++) { + if (arc_pgu_supported_formats[i] == pixel_format) + format = arc_pgu_supported_formats[i]; + } + + if (WARN_ON(format == DRM_FORMAT_INVALID)) + return; + + reg_ctrl = arc_pgu_read(arcpgu, ARCPGU_REG_CTRL); + if (format == DRM_FORMAT_RGB565) + reg_ctrl &= ~ARCPGU_MODE_XRGB8888; + else + reg_ctrl |= ARCPGU_MODE_XRGB8888; + arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, reg_ctrl); +} + +static const struct drm_crtc_funcs arc_pgu_crtc_funcs = { + .destroy = drm_crtc_cleanup, + .set_config = drm_atomic_helper_set_config, + .page_flip = drm_atomic_helper_page_flip, + .reset = drm_atomic_helper_crtc_reset, + .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, +}; + +static enum drm_mode_status arc_pgu_mode_valid(struct drm_simple_display_pipe *pipe, + const struct drm_display_mode *mode) +{ + struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe); + long rate, clk_rate = mode->clock * 1000; + long diff = clk_rate / 200; /* +-0.5% allowed by HDMI spec */ + + rate = clk_round_rate(arcpgu->clk, clk_rate); + if ((max(rate, clk_rate) - min(rate, clk_rate) < diff) && (rate > 0)) + return MODE_OK; + + return MODE_NOCLOCK; +} + +static void arc_pgu_mode_set(struct arcpgu_drm_private *arcpgu) +{ + struct drm_display_mode *m = &arcpgu->pipe.crtc.state->adjusted_mode; + u32 val; + + arc_pgu_write(arcpgu, ARCPGU_REG_FMT, + ENCODE_PGU_XY(m->crtc_htotal, m->crtc_vtotal)); + + arc_pgu_write(arcpgu, ARCPGU_REG_HSYNC, + ENCODE_PGU_XY(m->crtc_hsync_start - m->crtc_hdisplay, + m->crtc_hsync_end - m->crtc_hdisplay)); + + arc_pgu_write(arcpgu, ARCPGU_REG_VSYNC, + ENCODE_PGU_XY(m->crtc_vsync_start - m->crtc_vdisplay, + m->crtc_vsync_end - m->crtc_vdisplay)); + + arc_pgu_write(arcpgu, ARCPGU_REG_ACTIVE, + ENCODE_PGU_XY(m->crtc_hblank_end - m->crtc_hblank_start, + m->crtc_vblank_end - m->crtc_vblank_start)); + + val = arc_pgu_read(arcpgu, ARCPGU_REG_CTRL); + + if (m->flags & DRM_MODE_FLAG_PVSYNC) + val |= ARCPGU_CTRL_VS_POL_MASK << ARCPGU_CTRL_VS_POL_OFST; + else + val &= ~(ARCPGU_CTRL_VS_POL_MASK << ARCPGU_CTRL_VS_POL_OFST); + + if (m->flags & DRM_MODE_FLAG_PHSYNC) + val |= ARCPGU_CTRL_HS_POL_MASK << ARCPGU_CTRL_HS_POL_OFST; + else + val &= ~(ARCPGU_CTRL_HS_POL_MASK << ARCPGU_CTRL_HS_POL_OFST); + + arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, val); + arc_pgu_write(arcpgu, ARCPGU_REG_STRIDE, 0); + arc_pgu_write(arcpgu, ARCPGU_REG_START_SET, 1); + + arc_pgu_set_pxl_fmt(arcpgu); + + clk_set_rate(arcpgu->clk, m->crtc_clock * 1000); +} + +static void arc_pgu_enable(struct drm_simple_display_pipe *pipe, + struct drm_crtc_state *crtc_state, + struct drm_plane_state *plane_state) +{ + struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe); + + arc_pgu_mode_set(arcpgu); + + clk_prepare_enable(arcpgu->clk); + arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, + arc_pgu_read(arcpgu, ARCPGU_REG_CTRL) | + ARCPGU_CTRL_ENABLE_MASK); +} + +static void arc_pgu_disable(struct drm_simple_display_pipe *pipe) +{ + struct arcpgu_drm_private *arcpgu = pipe_to_arcpgu_priv(pipe); + + clk_disable_unprepare(arcpgu->clk); + arc_pgu_write(arcpgu, ARCPGU_REG_CTRL, + arc_pgu_read(arcpgu, ARCPGU_REG_CTRL) & + ~ARCPGU_CTRL_ENABLE_MASK); +} + +static void arc_pgu_update(struct drm_simple_display_pipe *pipe, + struct drm_plane_state *state) +{ + struct arcpgu_drm_private *arcpgu; + struct drm_gem_cma_object *gem; + + arcpgu = pipe_to_arcpgu_priv(pipe); + gem = drm_fb_cma_get_gem_obj(pipe->plane.state->fb, 0); + arc_pgu_write(arcpgu, ARCPGU_REG_BUF0_ADDR, gem->paddr); +} + +static const struct drm_simple_display_pipe_funcs arc_pgu_pipe_funcs = { + .update = arc_pgu_update, + .mode_valid = arc_pgu_mode_valid, + .enable = arc_pgu_enable, + .disable = arc_pgu_disable, +}; + static const struct drm_mode_config_funcs arcpgu_drm_modecfg_funcs = { .fb_create = drm_gem_fb_create, .atomic_check = drm_atomic_helper_check, @@ -70,8 +209,12 @@ static int arcpgu_load(struct arcpgu_drm_private *arcpgu) if (dma_set_mask_and_coherent(drm->dev, DMA_BIT_MASK(32))) return -ENODEV; - if (arc_pgu_setup_pipe(drm) < 0) - return -ENODEV; + ret = drm_simple_display_pipe_init(drm, &arcpgu->pipe, &arc_pgu_pipe_funcs, + arc_pgu_supported_formats, + ARRAY_SIZE(arc_pgu_supported_formats), + NULL, NULL); + if (ret) + return ret; /* * There is only one output port inside each device. It is linked with diff --git a/drivers/gpu/drm/arc/arcpgu_sim.c b/drivers/gpu/drm/arc/arcpgu_sim.c index afc34f8b4de0..1a63f0868504 100644 --- a/drivers/gpu/drm/arc/arcpgu_sim.c +++ b/drivers/gpu/drm/arc/arcpgu_sim.c @@ -45,10 +45,6 @@ static const struct drm_connector_funcs arcpgu_drm_connector_funcs = { .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; -static struct drm_encoder_funcs arcpgu_drm_encoder_funcs = { - .destroy = drm_encoder_cleanup, -}; - int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np) { struct arcpgu_drm_private *arcpgu = dev_to_arcpgu(drm); @@ -58,14 +54,6 @@ int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np) encoder = &arcpgu->pipe.encoder; - encoder->possible_crtcs = 1; - encoder->possible_clones = 0; - - ret = drm_encoder_init(drm, encoder, &arcpgu_drm_encoder_funcs, - DRM_MODE_ENCODER_VIRTUAL, NULL); - if (ret) - return ret; - connector = &arcpgu->sim_conn; drm_connector_helper_add(connector, &arcpgu_drm_connector_helper_funcs);