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mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=detlev.casanova@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1755029415; s=zohomail; d=collabora.com; i=detlev.casanova@collabora.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Content-Type:Message-Id:Reply-To; bh=vKMv3EjzyP5e1tIqE6+kbHOhv7w3DBH++PQKZ6L3hMo=; b=h/wkpEmzpQIxvba+VNZ/Ff9F/YD4ozHH0sTNiwxMyrAiPuG8fitB7zpbUzNPjbGa aBYnsdYAWs7g3ixsD1aWxyD6gfU2M8NlJfMcrlANEGOPH/MG+GWvzniAR61YovFegH2 RhAV7ItqQbk83DkbKi1sOdqz25kkX/gc473lOGN0= Received: by mx.zohomail.com with SMTPS id 1755029413898374.0260479942565; Tue, 12 Aug 2025 13:10:13 -0700 (PDT) From: Detlev Casanova To: Ezequiel Garcia , Mauro Carvalho Chehab , Heiko Stuebner , Jonas Karlman Cc: Alex Bee , Nicolas Dufresne , Sebastian Fricke , linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jonas Karlman Subject: Re: [PATCH v2 1/7] media: rkvdec: Add HEVC backend Date: Tue, 12 Aug 2025 16:10:12 -0400 Message-ID: <22971824.EfDdHjke4D@earth> In-Reply-To: <20250810212454.3237486-2-jonas@kwiboo.se> References: <20250810212454.3237486-1-jonas@kwiboo.se> <20250810212454.3237486-2-jonas@kwiboo.se> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" X-ZohoMailClient: External X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250812_131022_972432_5B92E729 X-CRM114-Status: GOOD ( 19.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Jonas, On Sunday, 10 August 2025 17:24:31 EDT Jonas Karlman wrote: > The Rockchip VDEC supports the HEVC codec with the Main and Main10 > Profile up to Level 5.1 High tier: 4096x2304@60 fps. > > Add the backend for HEVC format to the decoder. > > Signed-off-by: Alex Bee > Signed-off-by: Nicolas Dufresne > Signed-off-by: Sebastian Fricke > Signed-off-by: Jonas Karlman > --- > Changes in v2: > - Use new_value in transpose_and_flatten_matrices() > - Add NULL check for ctrl->new_elems in rkvdec_hevc_run_preamble() > - Set RKVDEC_WR_DDR_ALIGN_EN for RK3328 > --- > .../media/platform/rockchip/rkvdec/Makefile | 2 +- > .../rockchip/rkvdec/rkvdec-hevc-data.c | 1848 +++++++++++++++++ > .../platform/rockchip/rkvdec/rkvdec-hevc.c | 817 ++++++++ > .../platform/rockchip/rkvdec/rkvdec-regs.h | 2 + > .../media/platform/rockchip/rkvdec/rkvdec.c | 76 + > .../media/platform/rockchip/rkvdec/rkvdec.h | 1 + > 6 files changed, 2745 insertions(+), 1 deletion(-) > create mode 100644 > drivers/media/platform/rockchip/rkvdec/rkvdec-hevc-data.c create mode > 100644 drivers/media/platform/rockchip/rkvdec/rkvdec-hevc.c > [snip] > diff --git a/drivers/media/platform/rockchip/rkvdec/rkvdec-hevc.c > b/drivers/media/platform/rockchip/rkvdec/rkvdec-hevc.c new file mode 100644 > index 000000000000..1994ea24f0be > --- /dev/null > +++ b/drivers/media/platform/rockchip/rkvdec/rkvdec-hevc.c [snip] > + > +static enum rkvdec_image_fmt rkvdec_hevc_get_image_fmt(struct rkvdec_ctx > *ctx, + struct v4l2_ctrl *ctrl) > +{ > + const struct v4l2_ctrl_hevc_sps *sps = ctrl->p_new.p_hevc_sps; > + > + if (ctrl->id != V4L2_CID_STATELESS_HEVC_SPS) > + return RKVDEC_IMG_FMT_ANY; > + > + if (sps->bit_depth_luma_minus8 == 0) { > + if (sps->chroma_format_idc == 2) > + return RKVDEC_IMG_FMT_422_8BIT; Is 4:2:2 really supported ? It is not on rk3588 and likely neither on rk3576. You also mention later that Only 4:0:0 and 4:2:0 are supported. > + else > + return RKVDEC_IMG_FMT_420_8BIT; > + } else if (sps->bit_depth_luma_minus8 == 2) { > + if (sps->chroma_format_idc == 2) > + return RKVDEC_IMG_FMT_422_10BIT; Same here. -- Detlev.