From: Ulrich Hecht <uli@fpond.eu>
To: Jacopo Mondi <jacopo+renesas@jmondi.org>,
laurent.pinchart@ideasonboard.com,
kieran.bingham+renesas@ideasonboard.com, airlied@linux.ie,
daniel@ffwll.ch
Cc: koji.matsuoka.xm@renesas.com, muroya@ksk.co.jp,
VenkataRajesh.Kalakodima@in.bosch.com,
Harsha.ManjulaMallikarjun@in.bosch.com,
linux-renesas-soc@vger.kernel.org,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 17/19] drm: rcar-du: crtc: Enable and disable CMMs
Date: Tue, 16 Jul 2019 15:31:46 +0200 (CEST) [thread overview]
Message-ID: <1146567928.62608.1563283906754@webmail.strato.com> (raw)
In-Reply-To: <20190706140746.29132-18-jacopo+renesas@jmondi.org>
> On July 6, 2019 at 4:07 PM Jacopo Mondi <jacopo+renesas@jmondi.org> wrote:
>
>
> Enable/disable the CMM associated with a CRTC at crtc start and stop
> time and enable the CMM unit through the Display Extensional Functions
> register at group setup time.
>
> Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
> ---
> drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 7 +++++++
> drivers/gpu/drm/rcar-du/rcar_du_group.c | 8 ++++++++
> drivers/gpu/drm/rcar-du/rcar_du_regs.h | 5 +++++
> 3 files changed, 20 insertions(+)
>
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
> index 23f1d6cc1719..3dac605c3a67 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
> @@ -21,6 +21,7 @@
> #include <drm/drm_plane_helper.h>
> #include <drm/drm_vblank.h>
>
> +#include "rcar_cmm.h"
> #include "rcar_du_crtc.h"
> #include "rcar_du_drv.h"
> #include "rcar_du_encoder.h"
> @@ -619,6 +620,9 @@ static void rcar_du_crtc_stop(struct rcar_du_crtc *rcrtc)
> if (rcar_du_has(rcrtc->dev, RCAR_DU_FEATURE_VSP1_SOURCE))
> rcar_du_vsp_disable(rcrtc);
>
> + if (rcrtc->cmm)
> + rcar_cmm_disable(rcrtc->cmm);
> +
> /*
> * Select switch sync mode. This stops display operation and configures
> * the HSYNC and VSYNC signals as inputs.
> @@ -686,6 +690,9 @@ static void rcar_du_crtc_atomic_enable(struct drm_crtc *crtc,
> }
>
> rcar_du_crtc_start(rcrtc);
> +
> + if (rcrtc->cmm)
> + rcar_cmm_enable(rcrtc->cmm);
> }
>
> static void rcar_du_crtc_atomic_disable(struct drm_crtc *crtc,
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_group.c b/drivers/gpu/drm/rcar-du/rcar_du_group.c
> index 9eee47969e77..d252c9bb9809 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_group.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_group.c
> @@ -147,6 +147,14 @@ static void rcar_du_group_setup(struct rcar_du_group *rgrp)
>
> rcar_du_group_setup_pins(rgrp);
>
> + if (rcar_du_has(rcdu, RCAR_DU_FEATURE_CMM)) {
> + u32 defr7 = DEFR7_CODE |
> + (rgrp->cmms_mask & BIT(1) ? DEFR7_CMME1 : 0) |
> + (rgrp->cmms_mask & BIT(0) ? DEFR7_CMME0 : 0);
> +
> + rcar_du_group_write(rgrp, DEFR7, defr7);
> + }
> +
> if (rcdu->info->gen >= 2) {
> rcar_du_group_setup_defr8(rgrp);
> rcar_du_group_setup_didsr(rgrp);
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_regs.h b/drivers/gpu/drm/rcar-du/rcar_du_regs.h
> index bc87f080b170..fb9964949368 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_regs.h
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_regs.h
> @@ -197,6 +197,11 @@
> #define DEFR6_MLOS1 (1 << 2)
> #define DEFR6_DEFAULT (DEFR6_CODE | DEFR6_TCNE1)
>
> +#define DEFR7 0x000ec
> +#define DEFR7_CODE (0x7779 << 16)
> +#define DEFR7_CMME1 BIT(6)
> +#define DEFR7_CMME0 BIT(4)
> +
Reviewed-by: Ulrich Hecht <uli+renesas@fpond.eu>
CU
Uli
next prev parent reply other threads:[~2019-07-16 13:31 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-06 14:07 [PATCH v2 00/19] drm: rcar-du: Add Color Management Module (CMM) Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 01/19] dt-bindings: display: renesas,cmm: Add R-Car CMM documentation Jacopo Mondi
2019-07-08 7:58 ` Geert Uytterhoeven
2019-08-19 13:45 ` Geert Uytterhoeven
2019-08-20 7:48 ` Jacopo Mondi
2019-08-20 7:53 ` Geert Uytterhoeven
2019-08-20 8:05 ` Jacopo Mondi
2019-08-20 17:41 ` Laurent Pinchart
2019-08-20 18:08 ` Geert Uytterhoeven
2019-07-06 14:07 ` [PATCH v2 02/19] dt-bindings: display, renesas,du: Document cmms property Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 03/19] arm64: renesas: Update 'vsps' property Jacopo Mondi
2019-07-08 3:11 ` Laurent Pinchart
2019-07-09 13:10 ` Kieran Bingham
2019-08-21 12:16 ` Geert Uytterhoeven
2019-08-22 10:00 ` Jacopo Mondi
2019-08-22 15:02 ` Laurent Pinchart
2019-07-06 14:07 ` [PATCH v2 04/19] clk: renesas: r8a7796: Add CMM clocks Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 05/19] clk: renesas: r8a7795: " Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 06/19] clk: renesas: r8a77965: " Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 07/19] clk: renesas: r8a77990: " Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 08/19] clk: renesas: r8a77995: " Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 09/19] arm64: dts: renesas: r8a7796: Add CMM units Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 10/19] arm64: dts: renesas: r8a7795: " Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 11/19] arm64: dts: renesas: r8a77965: " Jacopo Mondi
2019-07-08 3:16 ` Laurent Pinchart
2019-07-06 14:07 ` [PATCH v2 12/19] arm64: dts: renesas: r8a77990: " Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 13/19] arm64: dts: renesas: r8a77995: " Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 14/19] drm: rcar-du: Add support for CMM Jacopo Mondi
2019-07-16 13:17 ` Ulrich Hecht
2019-08-20 17:37 ` Laurent Pinchart
2019-08-22 16:44 ` Jacopo Mondi
2019-08-20 17:34 ` Laurent Pinchart
2019-08-22 13:01 ` Jacopo Mondi
2019-08-22 15:10 ` Laurent Pinchart
2019-07-06 14:07 ` [PATCH v2 15/19] drm: rcar-du: Claim CMM support for Gen3 SoCs Jacopo Mondi
2019-07-16 13:18 ` Ulrich Hecht
2019-08-20 17:45 ` Laurent Pinchart
2019-07-06 14:07 ` [PATCH v2 16/19] drm: rcar-du: kms: Collect CMM instances Jacopo Mondi
2019-07-16 13:22 ` Ulrich Hecht
2019-08-20 17:54 ` Laurent Pinchart
2019-08-22 19:09 ` Jacopo Mondi
2019-07-06 14:07 ` [PATCH v2 17/19] drm: rcar-du: crtc: Enable and disable CMMs Jacopo Mondi
2019-07-16 13:31 ` Ulrich Hecht [this message]
2019-08-20 17:57 ` Laurent Pinchart
2019-07-06 14:07 ` [PATCH v2 18/19] drm: rcar-du: crtc: Register GAMMA_LUT properties Jacopo Mondi
2019-07-16 13:32 ` Ulrich Hecht
2019-08-20 18:02 ` Laurent Pinchart
2019-07-06 14:07 ` [PATCH v2 19/19] drm: rcar-du: kms: Update CMM in atomic commit tail Jacopo Mondi
2019-07-16 13:33 ` Ulrich Hecht
2019-08-20 18:42 ` Laurent Pinchart
2019-08-22 19:19 ` Jacopo Mondi
2019-08-22 19:54 ` Laurent Pinchart
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1146567928.62608.1563283906754@webmail.strato.com \
--to=uli@fpond.eu \
--cc=Harsha.ManjulaMallikarjun@in.bosch.com \
--cc=VenkataRajesh.Kalakodima@in.bosch.com \
--cc=airlied@linux.ie \
--cc=daniel@ffwll.ch \
--cc=dri-devel@lists.freedesktop.org \
--cc=jacopo+renesas@jmondi.org \
--cc=kieran.bingham+renesas@ideasonboard.com \
--cc=koji.matsuoka.xm@renesas.com \
--cc=laurent.pinchart@ideasonboard.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-renesas-soc@vger.kernel.org \
--cc=muroya@ksk.co.jp \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).