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Date: Thu, 1 Dec 2022 16:54:03 -0800
From: Nathan Hebert <nhebert@...omium.org>
To: quic_vboma@...cinc.com
Cc: Stanimir Varbanov <stanimir.varbanov@...aro.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <bjorn.andersson@...aro.org>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-kernel@...r.kernel.org,
Vikash Garodia <vgarodia@....qualcomm.com>
Subject: Re: [PATCH 1/1] venus: Enable sufficient sequence change support for
sc7180 and Fix for Decoder STOP command issue.
On Tue, Nov 15, 2022 at 4:12 AM <quic_vboma@...cinc.com> wrote:
>
> From: Viswanath Boma <quic_vboma@...cinc.com>
>
> For VP9 bitstreams, there could be a change in resolution at interframe,
> for driver to get notified of such resolution change, enable the property in video firmware.
> Also, EOS handling is now made same in video firmware across all V6 SOCs,
> hence above a certain firmware version, the driver handling is made generic for all V6s
>
With this patch and the latest Venus SC7180 firmware, VP9 interframe
resolution changes are handled and decoded correctly.
Tested-by: Nathan Hebert <nhebert@...omium.org>
> Signed-off-by: Vikash Garodia <vgarodia@....qualcomm.com>
> Signed-off-by: Viswanath Boma <quic_vboma@...cinc.com>
> ---
> drivers/media/platform/qcom/venus/core.h | 10 ++++++++++
> drivers/media/platform/qcom/venus/hfi_cmds.c | 1 +
> drivers/media/platform/qcom/venus/hfi_helper.h | 2 ++
> drivers/media/platform/qcom/venus/hfi_msgs.c | 11 +++++++++--
> drivers/media/platform/qcom/venus/vdec.c | 12 +++++++++++-
> 5 files changed, 33 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
> index 32551c2602a9..538d7cd41edd 100644
> --- a/drivers/media/platform/qcom/venus/core.h
> +++ b/drivers/media/platform/qcom/venus/core.h
> @@ -202,6 +202,11 @@ struct venus_core {
> unsigned int core0_usage_count;
> unsigned int core1_usage_count;
> struct dentry *root;
> + struct venus_img_version {
> + u32 major;
> + u32 minor;
> + u32 rev;
> + } venus_ver;
> };
>
> struct vdec_controls {
> @@ -472,6 +477,11 @@ struct venus_inst {
> #define IS_V3(core) ((core)->res->hfi_version == HFI_VERSION_3XX)
> #define IS_V4(core) ((core)->res->hfi_version == HFI_VERSION_4XX)
> #define IS_V6(core) ((core)->res->hfi_version == HFI_VERSION_6XX)
> +#define IS_FW_REV_OR_NEWER(core, vmajor, vminor, vrev) ((core)->venus_ver.major == vmajor && \
> + (core)->venus_ver.minor == vminor && (core)->venus_ver.rev >= vrev)
> +#define IS_FW_REV_OR_OLDER(core, vmajor, vminor, vrev) ((core)->venus_ver.major == vmajor && \
> + (core)->venus_ver.minor == vminor && (core)->venus_ver.rev <= vrev)
> +
>
> #define ctrl_to_inst(ctrl) \
> container_of((ctrl)->handler, struct venus_inst, ctrl_handler)
> diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.c b/drivers/media/platform/qcom/venus/hfi_cmds.c
> index 930b743f225e..e2539b58340f 100644
> --- a/drivers/media/platform/qcom/venus/hfi_cmds.c
> +++ b/drivers/media/platform/qcom/venus/hfi_cmds.c
> @@ -521,6 +521,7 @@ static int pkt_session_set_property_1x(struct hfi_session_set_property_pkt *pkt,
> pkt->shdr.hdr.size += sizeof(u32) + sizeof(*en);
> break;
> }
> + case HFI_PROPERTY_PARAM_VDEC_ENABLE_SUFFICIENT_SEQCHANGE_EVENT:
> case HFI_PROPERTY_CONFIG_VDEC_POST_LOOP_DEBLOCKER: {
> struct hfi_enable *in = pdata;
> struct hfi_enable *en = prop_data;
> diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h
> index d2d6719a2ba4..20516b4361d3 100644
> --- a/drivers/media/platform/qcom/venus/hfi_helper.h
> +++ b/drivers/media/platform/qcom/venus/hfi_helper.h
> @@ -469,6 +469,8 @@
> #define HFI_PROPERTY_PARAM_VDEC_PIXEL_BITDEPTH 0x1003007
> #define HFI_PROPERTY_PARAM_VDEC_PIC_STRUCT 0x1003009
> #define HFI_PROPERTY_PARAM_VDEC_COLOUR_SPACE 0x100300a
> +#define HFI_PROPERTY_PARAM_VDEC_ENABLE_SUFFICIENT_SEQCHANGE_EVENT \
> + 0x0100300b
>
> /*
> * HFI_PROPERTY_CONFIG_VDEC_COMMON_START
> diff --git a/drivers/media/platform/qcom/venus/hfi_msgs.c b/drivers/media/platform/qcom/venus/hfi_msgs.c
> index df96db3761a7..4a398f77fe9c 100644
> --- a/drivers/media/platform/qcom/venus/hfi_msgs.c
> +++ b/drivers/media/platform/qcom/venus/hfi_msgs.c
> @@ -248,9 +248,10 @@ static void hfi_sys_init_done(struct venus_core *core, struct venus_inst *inst,
> }
>
> static void
> -sys_get_prop_image_version(struct device *dev,
> +sys_get_prop_image_version(struct venus_core *core,
> struct hfi_msg_sys_property_info_pkt *pkt)
> {
> + struct device *dev = core->dev;
> u8 *smem_tbl_ptr;
> u8 *img_ver;
> int req_bytes;
> @@ -263,6 +264,12 @@ sys_get_prop_image_version(struct device *dev,
> return;
>
> img_ver = pkt->data;
> + if (IS_V4(core))
> + sscanf(img_ver, "14:VIDEO.VE.%u.%u-%u-PROD",
> + &core->venus_ver.major, &core->venus_ver.minor, &core->venus_ver.rev);
> + else if (IS_V6(core))
> + sscanf(img_ver, "14:VIDEO.VPU.%u.%u-%u-PROD",
> + &core->venus_ver.major, &core->venus_ver.minor, &core->venus_ver.rev);
>
> dev_dbg(dev, VDBGL "F/W version: %s\n", img_ver);
>
> @@ -286,7 +293,7 @@ static void hfi_sys_property_info(struct venus_core *core,
>
> switch (pkt->property) {
> case HFI_PROPERTY_SYS_IMAGE_VERSION:
> - sys_get_prop_image_version(dev, pkt);
> + sys_get_prop_image_version(core, pkt);
> break;
> default:
> dev_dbg(dev, VDBGL "unknown property data\n");
> diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
> index 4ceaba37e2e5..cc19eb62b723 100644
> --- a/drivers/media/platform/qcom/venus/vdec.c
> +++ b/drivers/media/platform/qcom/venus/vdec.c
> @@ -545,7 +545,7 @@ vdec_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
>
> fdata.buffer_type = HFI_BUFFER_INPUT;
> fdata.flags |= HFI_BUFFERFLAG_EOS;
> - if (IS_V6(inst->core))
> + if (IS_V6(inst->core) && IS_FW_REV_OR_OLDER(inst->core, 1, 0, 87))
> fdata.device_addr = 0;
> else
> fdata.device_addr = 0xdeadb000;
> @@ -671,6 +671,16 @@ static int vdec_set_properties(struct venus_inst *inst)
> return ret;
> }
>
> + /* Enabling sufficient sequence change support for VP9 */
> + if (of_device_is_compatible(inst->core->dev->of_node, "qcom,sc7180-venus")) {
> + if (IS_FW_REV_OR_NEWER(inst->core, 5, 4, 51)) {
> + ptype = HFI_PROPERTY_PARAM_VDEC_ENABLE_SUFFICIENT_SEQCHANGE_EVENT;
> + ret = hfi_session_set_property(inst, ptype, &en);
> + if (ret)
> + return ret;
> + }
> + }
> +
> ptype = HFI_PROPERTY_PARAM_VDEC_CONCEAL_COLOR;
> conceal = ctr->conceal_color & 0xffff;
> conceal |= ((ctr->conceal_color >> 16) & 0xffff) << 10;
> --
> 2.17.1
>
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