From: Alexandre Courbot <acourbot@chromium.org> To: Tiffany Lin <tiffany.lin@mediatek.com>, Andrew-CT Chen <andrew-ct.chen@mediatek.com>, Hans Verkuil <hverkuil-cisco@xs4all.nl>, Dafna Hirschfeld <dafna.hirschfeld@collabora.com>, Yunfei Dong <yunfei.dong@mediatek.com> Cc: Mauro Carvalho Chehab <mchehab@kernel.org>, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Alexandre Courbot <acourbot@chromium.org>, Tzung-Bi Shih <tzungbi@google.com> Subject: [PATCH v6 07/14] media: mtk-vcodec: vdec: handle firmware version field Date: Mon, 5 Jul 2021 14:32:51 +0900 [thread overview] Message-ID: <20210705053258.1614177-8-acourbot@chromium.org> (raw) In-Reply-To: <20210705053258.1614177-1-acourbot@chromium.org> Firmwares for decoders newer than MT8173 will include an ABI version number in their initialization ack message. Add the capacity to manage it and make initialization fail if the firmware ABI is of a version that we don't support. For MT8173, this ABI version field does not exist ; thus ignore it on this chip. There should only be one firmware version available for it anyway. Signed-off-by: Alexandre Courbot <acourbot@chromium.org> Reviewed-by: Tzung-Bi Shih <tzungbi@google.com> --- .../mtk-vcodec/mtk_vcodec_dec_stateful.c | 1 + .../platform/mtk-vcodec/mtk_vcodec_drv.h | 4 ++++ .../media/platform/mtk-vcodec/vdec_ipi_msg.h | 5 +++++ .../media/platform/mtk-vcodec/vdec_vpu_if.c | 21 +++++++++++++++++-- 4 files changed, 29 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c index eba6d8c7fe87..59c24b22ab6d 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c @@ -611,6 +611,7 @@ static struct vb2_ops mtk_vdec_frame_vb2_ops = { }; const struct mtk_vcodec_dec_pdata mtk_vdec_8173_pdata = { + .chip = MTK_MT8173, .init_vdec_params = mtk_init_vdec_params, .ctrls_setup = mtk_vcodec_dec_ctrls_setup, .vdec_vb2_ops = &mtk_vdec_frame_vb2_ops, diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index a3c401022567..17c960aa5262 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -327,6 +327,8 @@ enum mtk_chip { * @vdec_framesizes: supported video decoder frame sizes * @num_framesizes: count of video decoder frame sizes * + * @chip: chip this decoder is compatible with + * * @uses_stateless_api: whether the decoder uses the stateless API with requests */ @@ -346,6 +348,8 @@ struct mtk_vcodec_dec_pdata { const struct mtk_codec_framesizes *vdec_framesizes; const int num_framesizes; + enum mtk_chip chip; + bool uses_stateless_api; }; diff --git a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h index 68e8d5cb16d7..236bd32dcacc 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h +++ b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h @@ -83,12 +83,17 @@ struct vdec_ap_ipi_dec_start { * @status : VPU exeuction result * @ap_inst_addr : AP vcodec_vpu_inst instance address * @vpu_inst_addr : VPU decoder instance address + * @vdec_abi_version: ABI version of the firmware. Kernel can use it to + * ensure that it is compatible with the firmware. + * This field is not valid for MT8173 and must not be + * accessed for this chip. */ struct vdec_vpu_ipi_init_ack { uint32_t msg_id; int32_t status; uint64_t ap_inst_addr; uint32_t vpu_inst_addr; + uint32_t vdec_abi_version; }; #endif diff --git a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c index 58b0e6fa8fd2..203089213e67 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c @@ -24,6 +24,22 @@ static void handle_init_ack_msg(const struct vdec_vpu_ipi_init_ack *msg) vpu->inst_addr = msg->vpu_inst_addr; mtk_vcodec_debug(vpu, "- vpu_inst_addr = 0x%x", vpu->inst_addr); + + /* Firmware version field does not exist on MT8173. */ + if (vpu->ctx->dev->vdec_pdata->chip == MTK_MT8173) + return; + + /* Check firmware version. */ + mtk_vcodec_debug(vpu, "firmware version 0x%x\n", msg->vdec_abi_version); + switch (msg->vdec_abi_version) { + case 1: + break; + default: + mtk_vcodec_err(vpu, "unhandled firmware version 0x%x\n", + msg->vdec_abi_version); + vpu->failure = 1; + break; + } } /* @@ -44,6 +60,9 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) mtk_vcodec_debug(vpu, "+ id=%X", msg->msg_id); + vpu->failure = msg->status; + vpu->signaled = 1; + if (msg->status == 0) { switch (msg->msg_id) { case VPU_IPIMSG_DEC_INIT_ACK: @@ -63,8 +82,6 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) } mtk_vcodec_debug(vpu, "- id=%X", msg->msg_id); - vpu->failure = msg->status; - vpu->signaled = 1; } static int vcodec_vpu_send_msg(struct vdec_vpu_inst *vpu, void *msg, int len) -- 2.32.0.93.g670b81a890-goog
WARNING: multiple messages have this Message-ID (diff)
From: Alexandre Courbot <acourbot@chromium.org> To: Tiffany Lin <tiffany.lin@mediatek.com>, Andrew-CT Chen <andrew-ct.chen@mediatek.com>, Hans Verkuil <hverkuil-cisco@xs4all.nl>, Dafna Hirschfeld <dafna.hirschfeld@collabora.com>, Yunfei Dong <yunfei.dong@mediatek.com> Cc: Mauro Carvalho Chehab <mchehab@kernel.org>, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Alexandre Courbot <acourbot@chromium.org>, Tzung-Bi Shih <tzungbi@google.com> Subject: [PATCH v6 07/14] media: mtk-vcodec: vdec: handle firmware version field Date: Mon, 5 Jul 2021 14:32:51 +0900 [thread overview] Message-ID: <20210705053258.1614177-8-acourbot@chromium.org> (raw) In-Reply-To: <20210705053258.1614177-1-acourbot@chromium.org> Firmwares for decoders newer than MT8173 will include an ABI version number in their initialization ack message. Add the capacity to manage it and make initialization fail if the firmware ABI is of a version that we don't support. For MT8173, this ABI version field does not exist ; thus ignore it on this chip. There should only be one firmware version available for it anyway. Signed-off-by: Alexandre Courbot <acourbot@chromium.org> Reviewed-by: Tzung-Bi Shih <tzungbi@google.com> --- .../mtk-vcodec/mtk_vcodec_dec_stateful.c | 1 + .../platform/mtk-vcodec/mtk_vcodec_drv.h | 4 ++++ .../media/platform/mtk-vcodec/vdec_ipi_msg.h | 5 +++++ .../media/platform/mtk-vcodec/vdec_vpu_if.c | 21 +++++++++++++++++-- 4 files changed, 29 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c index eba6d8c7fe87..59c24b22ab6d 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateful.c @@ -611,6 +611,7 @@ static struct vb2_ops mtk_vdec_frame_vb2_ops = { }; const struct mtk_vcodec_dec_pdata mtk_vdec_8173_pdata = { + .chip = MTK_MT8173, .init_vdec_params = mtk_init_vdec_params, .ctrls_setup = mtk_vcodec_dec_ctrls_setup, .vdec_vb2_ops = &mtk_vdec_frame_vb2_ops, diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index a3c401022567..17c960aa5262 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -327,6 +327,8 @@ enum mtk_chip { * @vdec_framesizes: supported video decoder frame sizes * @num_framesizes: count of video decoder frame sizes * + * @chip: chip this decoder is compatible with + * * @uses_stateless_api: whether the decoder uses the stateless API with requests */ @@ -346,6 +348,8 @@ struct mtk_vcodec_dec_pdata { const struct mtk_codec_framesizes *vdec_framesizes; const int num_framesizes; + enum mtk_chip chip; + bool uses_stateless_api; }; diff --git a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h index 68e8d5cb16d7..236bd32dcacc 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h +++ b/drivers/media/platform/mtk-vcodec/vdec_ipi_msg.h @@ -83,12 +83,17 @@ struct vdec_ap_ipi_dec_start { * @status : VPU exeuction result * @ap_inst_addr : AP vcodec_vpu_inst instance address * @vpu_inst_addr : VPU decoder instance address + * @vdec_abi_version: ABI version of the firmware. Kernel can use it to + * ensure that it is compatible with the firmware. + * This field is not valid for MT8173 and must not be + * accessed for this chip. */ struct vdec_vpu_ipi_init_ack { uint32_t msg_id; int32_t status; uint64_t ap_inst_addr; uint32_t vpu_inst_addr; + uint32_t vdec_abi_version; }; #endif diff --git a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c index 58b0e6fa8fd2..203089213e67 100644 --- a/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec_vpu_if.c @@ -24,6 +24,22 @@ static void handle_init_ack_msg(const struct vdec_vpu_ipi_init_ack *msg) vpu->inst_addr = msg->vpu_inst_addr; mtk_vcodec_debug(vpu, "- vpu_inst_addr = 0x%x", vpu->inst_addr); + + /* Firmware version field does not exist on MT8173. */ + if (vpu->ctx->dev->vdec_pdata->chip == MTK_MT8173) + return; + + /* Check firmware version. */ + mtk_vcodec_debug(vpu, "firmware version 0x%x\n", msg->vdec_abi_version); + switch (msg->vdec_abi_version) { + case 1: + break; + default: + mtk_vcodec_err(vpu, "unhandled firmware version 0x%x\n", + msg->vdec_abi_version); + vpu->failure = 1; + break; + } } /* @@ -44,6 +60,9 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) mtk_vcodec_debug(vpu, "+ id=%X", msg->msg_id); + vpu->failure = msg->status; + vpu->signaled = 1; + if (msg->status == 0) { switch (msg->msg_id) { case VPU_IPIMSG_DEC_INIT_ACK: @@ -63,8 +82,6 @@ static void vpu_dec_ipi_handler(void *data, unsigned int len, void *priv) } mtk_vcodec_debug(vpu, "- id=%X", msg->msg_id); - vpu->failure = msg->status; - vpu->signaled = 1; } static int vcodec_vpu_send_msg(struct vdec_vpu_inst *vpu, void *msg, int len) -- 2.32.0.93.g670b81a890-goog _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek
next prev parent reply other threads:[~2021-07-05 5:33 UTC|newest] Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-05 5:32 [PATCH v6 00/14] media: mtk-vcodec: support for MT8183 decoder Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 01/14] media: mtk-vcodec: vdec: Support H264 profile control Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 02/14] media: mtk-vcodec: vdec: use helpers in VIDIOC_(TRY_)DECODER_CMD Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 03/14] media: mtk-vcodec: vdec: clamp OUTPUT resolution to hardware limits Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 04/14] media: mtk-vcodec: make flush buffer reusable by encoder Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 05/14] media: mtk-vcodec: venc: support START and STOP commands Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 06/14] media: mtk-vcodec: vdec: move stateful ops into their own file Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot [this message] 2021-07-05 5:32 ` [PATCH v6 07/14] media: mtk-vcodec: vdec: handle firmware version field Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 08/14] media: mtk-vcodec: support version 2 of decoder firmware ABI Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 09/14] media: add Mediatek's MM21 format Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 10/14] media: mtk-vcodec: vdec: support stateless API Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 11/14] media: mtk-vcodec: vdec: support stateless H.264 decoding Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-20 10:52 ` Hans Verkuil 2021-07-20 10:52 ` Hans Verkuil 2021-08-05 11:51 ` Tzung-Bi Shih 2021-08-05 11:51 ` Tzung-Bi Shih 2021-07-05 5:32 ` [PATCH v6 12/14] media: mtk-vcodec: vdec: add media device if using stateless api Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot 2021-07-19 16:22 ` Dafna Hirschfeld 2021-07-19 16:22 ` Dafna Hirschfeld 2021-08-05 11:51 ` Tzung-Bi Shih 2021-08-05 11:51 ` Tzung-Bi Shih 2021-07-05 5:32 ` [PATCH v6 13/14] dt-bindings: media: document mediatek,mt8183-vcodec-dec Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 13/14] dt-bindings: media: document mediatek, mt8183-vcodec-dec Alexandre Courbot 2021-07-05 5:32 ` [PATCH v6 14/14] media: mtk-vcodec: enable MT8183 decoder Alexandre Courbot 2021-07-05 5:32 ` Alexandre Courbot
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=20210705053258.1614177-8-acourbot@chromium.org \ --to=acourbot@chromium.org \ --cc=andrew-ct.chen@mediatek.com \ --cc=dafna.hirschfeld@collabora.com \ --cc=hverkuil-cisco@xs4all.nl \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-media@vger.kernel.org \ --cc=linux-mediatek@lists.infradead.org \ --cc=mchehab@kernel.org \ --cc=tiffany.lin@mediatek.com \ --cc=tzungbi@google.com \ --cc=yunfei.dong@mediatek.com \ /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: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.