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From: Jacopo Mondi <jacopo.mondi+renesas@ideasonboard.com>
To: "Laurent Pinchart" <laurent.pinchart@ideasonboard.com>,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Kieran Bingham" <kieran.bingham+renesas@ideasonboard.com>,
	"Niklas Söderlund" <niklas.soderlund@ragnatech.se>
Cc: linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
	 linux-kernel@vger.kernel.org,
	 Jacopo Mondi <jacopo.mondi+renesas@ideasonboard.com>,
	 Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>,
	 Koji Matsuoka <koji.matsuoka.xm@renesas.com>,
	 LUU HOAI <hoai.luu.ub@renesas.com>
Subject: [PATCH v2 0/2] media: vsp1: Add FCP soft reset procedure
Date: Mon, 16 Jun 2025 14:14:23 +0200	[thread overview]
Message-ID: <20250616-vspx-reset-v2-0-6cc12ed7e9bb@ideasonboard.com> (raw)

Introduce the FCP soft reset procedure as documented in section 62.3.7.3
Reset Operation" of R-Car Gen4 Hardware Manual rev 1.21, and use it to
reset FCPD by upporting patch b4bc2410cd81 ("rcar-fcp: Add FCPVD reset
sequence for VSPD") from Renesas R-Car BSP 3.5.3.

Signed-off-by: Jacopo Mondi <jacopo.mondi+renesas@ideasonboard.com>
---
Changes in v2:
- Drop VSPX reset
- Reset FCP in vsp1_reset_wpf()
- Apply reset for Gen4 as well
- Link to v1: https://lore.kernel.org/r/20250609-vspx-reset-v1-0-9f17277ff1e2@ideasonboard.com

---
Jacopo Mondi (1):
      media: rcar-fcp: Add rcar_fcp_soft_reset()

Koji Matsuoka (1):
      media: vsp1: Reset FCP after VSPD

 drivers/media/platform/renesas/rcar-fcp.c      | 41 ++++++++++++++++++++++++++
 drivers/media/platform/renesas/vsp1/vsp1_drv.c |  9 +++++-
 include/media/rcar-fcp.h                       |  5 ++++
 3 files changed, 54 insertions(+), 1 deletion(-)
---
base-commit: 4d2c3d70799f5eb210003613766bbd113bbebc1a
change-id: 20250609-vspx-reset-aff11587390c

Best regards,
-- 
Jacopo Mondi <jacopo.mondi+renesas@ideasonboard.com>


             reply	other threads:[~2025-06-16 12:14 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-06-16 12:14 Jacopo Mondi [this message]
2025-06-16 12:14 ` [PATCH v2 1/2] media: rcar-fcp: Add rcar_fcp_soft_reset() Jacopo Mondi
2025-06-18  1:19   ` Laurent Pinchart
2025-06-16 12:14 ` [PATCH v2 2/2] media: vsp1: Reset FCP after VSPD Jacopo Mondi
2025-06-16 12:58   ` Laurent Pinchart

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