Re: [PATCH v10, 00/19] Support multi hardware decode using of_platform_populate

From: Ezequiel Garcia
Date: Tue Nov 16 2021 - 07:14:37 EST

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Hi Yunfei,

On Tue, 16 Nov 2021 at 08:42, yunfei.dong@xxxxxxxxxxxx
<yunfei.dong@xxxxxxxxxxxx> wrote:
>
> Hi Ezequiel,
>
> Thanks for you suggestion.
> On Sun, 2021-11-14 at 19:04 -0300, Ezequiel Garcia wrote:
> > Hi Yunfei,
> >
> > On Thu, 11 Nov 2021 at 01:15, Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
> > wrote:
> > >
> > > This series adds support for multi hardware decode into mtk-vcodec,
> > > by first adding use
> > > of_platform_populate to manage each hardware information:
> > > interrupt, clock, register
> > > bases and power. Secondly add core work queue to deal with core
> > > hardware message,
> > > at the same time, add msg queue for different hardware share
> > > messages. Lastly, the
> > > architecture of different specs are not the same, using specs type
> > > to separate them.
> > >
> > > This series has been tested with both MT8183 and MT8173. Decoding
> > > was working for both chips.
> > >
> >
> > How are you testing Decoding? If you are running some test suite, it
> > would
> > be good to add such information.
> >
> For 8183 and 8173, these patches don't have influence for them, can
> work well.
>
> These patches are used for mt8192 and 8195. We do cts/gts/stress test
> to check our drivers.

What is the meaning of cts/gts/stress tests?
Could you share the sources of the test?

Thanks,
Ezequiel

> > Are you testing some edge-cases such as parallel/concurrent decoding,
> > removing the driver while streaming, and so on? This should help
> > catch
> > some typical issues.
> >
> > Thanks,
> > Ezequiel
> >
> Thanks,
> Yunfei Dong
> > > Patches 1~3 rewrite get register bases and power on/off interface.
> > > Patches 4 export decoder pm interfaces.
> > > Patches 5 add to support 8192.
> > > Patch 6 support multi hardware.
> > > Patch 7 separate video encoder and decoder document
> > > Patch 8-17 add interfaces to support core hardware.
> > > Patch 18-19 remove mtk_vcodec_release_dec/enc_pm interfaces.
> > > ---
> > > changes compared with v9:
> > > - need not to build ko, just export pm interfaces for patch 04/19.
> > > - fix comments for patch 06/19
> > >
> > > changes compared with v8:
> > > - add new patch 18~19 to remove mtk_vcodec_release_de/enc_pm
> > > interfaces.
> > > - fix spelling mistakes for patch 17/19
> > > - fix yaml comments for patch 15/19
> > >
> > > Changes compared with v7:
> > > - add new patch 4 to build decoder pm file as module
> > > - add new patch 5 to support 8192
> > > - fix comments for patch 6/17
> > > - change some logic for using work queue instead of create thread
> > > for core hardware decode for patch 10/17
> > > - using work queue for hardware decode instead of create thread for
> > > patch 13/17
> > > - add returen value for patch 14/17
> > > - fix yaml check fail 15/17
> > >
> > > Changes compared with v6:
> > > - Use of_platform_populate to manage multi hardware, not component
> > > framework for patch 4/15
> > > - Re-write dtsi document for hardware architecture changed for
> > > patch 13/15 -The dtsi will write like below in patch 13/15:
> > > vcodec_dec: vcodec_dec@16000000 {
> > > compatible = "mediatek,mt8192-vcodec-dec";
> > > #address-cells = <2>;
> > > #size-cells = <2>;
> > > ranges;
> > > reg = <0 0x16000000 0 0x1000>; /* VDEC_SYS */
> > > mediatek,scp = <&scp>;
> > > iommus = <&iommu0 M4U_PORT_L4_VDEC_MC_EXT>;
> > > dma-ranges = <0x1 0x0 0x0 0x40000000 0x0 0xfff00000>;
> > > vcodec_lat {
> > > compatible = "mediatek,mtk-vcodec-lat";
> > > reg = <0 0x16010000 0 0x800>; /*
> > > VDEC_MISC */
> > > reg-name = "reg-misc";
> > > interrupts = <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH 0>;
> > > iommus = <&iommu0 M4U_PORT_L5_VDEC_LAT0_VLD_EXT>,
> > > <&iommu0 M4U_PORT_L5_VDEC_LAT0_VLD2_EXT>,
> > > <&iommu0 M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT>,
> > > <&iommu0 M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT>,
> > > <&iommu0 M4U_PORT_L5_VDEC_LAT0_TILE_EXT>,
> > > <&iommu0 M4U_PORT_L5_VDEC_LAT0_WDMA_EXT>,
> > > <&iommu0 M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT>,
> > > <&iommu0 M4U_PORT_L5_VDEC_UFO_ENC_EXT>;
> > > clocks = <&topckgen CLK_TOP_VDEC_SEL>,
> > > <&vdecsys_soc CLK_VDEC_SOC_VDEC>,
> > > <&vdecsys_soc CLK_VDEC_SOC_LAT>,
> > > <&vdecsys_soc CLK_VDEC_SOC_LARB1>,
> > > <&topckgen CLK_TOP_MAINPLL_D4>;
> > > clock-names = "vdec-sel", "vdec-soc-vdec", "vdec-soc-
> > > lat",
> > > "vdec-vdec", "vdec-top";
> > > assigned-clocks = <&topckgen CLK_TOP_VDEC_SEL>;
> > > assigned-clock-parents = <&topckgen
> > > CLK_TOP_MAINPLL_D4>;
> > > power-domains = <&spm MT8192_POWER_DOMAIN_VDEC>;
> > > };
> > >
> > > vcodec_core {
> > > compatible = "mediatek,mtk-vcodec-core";
> > > reg = <0 0x16025000 0 0x1000>; /*
> > > VDEC_CORE_MISC */
> > > reg-names = "reg-misc";
> > > interrupts = <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH 0>;
> > > iommus = <&iommu0 M4U_PORT_L4_VDEC_MC_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_UFO_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_PP_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_PRED_RD_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_PRED_WR_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_PPWRAP_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_TILE_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_VLD_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_VLD2_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_AVC_MV_EXT>,
> > > <&iommu0 M4U_PORT_L4_VDEC_RG_CTRL_DMA_EXT>;
> > > clocks = <&topckgen CLK_TOP_VDEC_SEL>,
> > > <&vdecsys CLK_VDEC_VDEC>,
> > > <&vdecsys CLK_VDEC_LAT>,
> > > <&vdecsys CLK_VDEC_LARB1>,
> > > <&topckgen CLK_TOP_MAINPLL_D4>;
> > > clock-names = "vdec-sel", "vdec-soc-vdec", "vdec-soc-
> > > lat",
> > > "vdec-vdec", "vdec-top";
> > > assigned-clocks = <&topckgen CLK_TOP_VDEC_SEL>;
> > > assigned-clock-parents = <&topckgen
> > > CLK_TOP_MAINPLL_D4>;
> > > power-domains = <&spm MT8192_POWER_DOMAIN_VDEC2>;
> > > };
> > > };
> > >
> > > Changes compared with v5:
> > > - Add decoder hardware block diagram for patch 13/15
> > >
> > > Changes compared with v4:
> > > - Fix comments for patch 4/15
> > > >> + if (dev->is_comp_supported) {
> > > >> + ret = mtk_vcodec_init_master(dev);
> > > >> + if (ret < 0)
> > > >> + goto err_component_match;
> > > >> + } else {
> > > >> + platform_set_drvdata(pdev, dev);
> > > >> + }
> > > Fix platform_set_drvdata.
> > > - Fix build error for patch 9/15
> > > - Add depend patch in case of error header file for patch 13/15
> > >
> > > Changes compared with v3:
> > > - Fix return value for patch 1/15
> > > - Fix comments for patch 4/15
> > > > Looking up "mediatek,mtk-vcodec-core" to determine if it uses
> > > component framwork sounds like...
> > > Add prameter in pdata, for all platform will use compoent after
> > > mt8183
> > >
> > > >> + if (dev->is_comp_supported) {
> > > >> + ret = mtk_vcodec_init_master(dev);
> > > >> + if (ret < 0)
> > > >> + goto err_component_match;
> > > >> + } else {
> > > >> + platform_set_drvdata(pdev, dev);
> > > >> + }
> > > > + Has asked the same question in [1]. Why it removes the
> > > > +platform_set_drvdata() above? mtk_vcodec_init_master() also
> > > calls platform_set_drvdata().
> > > Must call component_master_add_with_match after
> > > platform_set_drvdata for component architecture.
> > > - Fix yaml files check fail for patch 5/15
> > > - Fix yaml file check fail for patch 14/15
> > >
> > > Changes compared with v1:
> > > - Fix many comments for patch 3/14
> > > - Remove unnecessary code for patch 4/14
> > > - Using enum mtk_vdec_hw_count instead of magic numbers for patch
> > > 6/14
> > > - Reconstructed get/put lat buffer for lat and core hardware for
> > > patch 7/14
> > > - Using yaml format to instead of txt file for patch 12/14
> > >
> > > Yunfei Dong (19):
> > > media: mtk-vcodec: Get numbers of register bases from DT
> > > media: mtk-vcodec: Align vcodec wake up interrupt interface
> > > media: mtk-vcodec: Refactor vcodec pm interface
> > > media: mtk-vcodec: export decoder pm functions
> > > media: mtk-vcodec: Support MT8192
> > > media: mtk-vcodec: Manage multi hardware information
> > > dt-bindings: media: mtk-vcodec: Separate video encoder and
> > > decoder
> > > dt-bindings
> > > media: mtk-vcodec: Use pure single core for MT8183
> > > media: mtk-vcodec: Add irq interface for multi hardware
> > > media: mtk-vcodec: Add msg queue feature for lat and core
> > > architecture
> > > media: mtk-vcodec: Generalize power and clock on/off interfaces
> > > media: mtk-vcodec: Add new interface to lock different hardware
> > > media: mtk-vcodec: Add work queue for core hardware decode
> > > media: mtk-vcodec: Support 34bits dma address for vdec
> > > dt-bindings: media: mtk-vcodec: Adds decoder dt-bindings for
> > > mt8192
> > > media: mtk-vcodec: Add core dec and dec end ipi msg
> > > media: mtk-vcodec: Use codec type to separate different hardware
> > > media: mtk-vcodec: Remove mtk_vcodec_release_dec_pm
> > > media: mtk-vcodec: Remove mtk_vcodec_release_enc_pm
> > >
> > > .../media/mediatek,vcodec-decoder.yaml | 176 +++++++++++
> > > .../media/mediatek,vcodec-encoder.yaml | 187 ++++++++++++
> > > .../media/mediatek,vcodec-subdev-decoder.yaml | 261
> > > ++++++++++++++++
> > > .../bindings/media/mediatek-vcodec.txt | 131 --------
> > > drivers/media/platform/mtk-vcodec/Makefile | 6 +-
> > > .../platform/mtk-vcodec/mtk_vcodec_dec.c | 4 +-
> > > .../platform/mtk-vcodec/mtk_vcodec_dec.h | 1 +
> > > .../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 219 +++++++++++---
> > > .../platform/mtk-vcodec/mtk_vcodec_dec_hw.c | 172 +++++++++++
> > > .../platform/mtk-vcodec/mtk_vcodec_dec_hw.h | 55 ++++
> > > .../platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 104 +++++--
> > > .../platform/mtk-vcodec/mtk_vcodec_dec_pm.h | 12 +-
> > > .../mtk-vcodec/mtk_vcodec_dec_stateful.c | 2 +
> > > .../mtk-vcodec/mtk_vcodec_dec_stateless.c | 20 ++
> > > .../platform/mtk-vcodec/mtk_vcodec_drv.h | 75 ++++-
> > > .../platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 21 +-
> > > .../platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 10 +-
> > > .../platform/mtk-vcodec/mtk_vcodec_enc_pm.h | 3 +-
> > > .../platform/mtk-vcodec/mtk_vcodec_intr.c | 27 +-
> > > .../platform/mtk-vcodec/mtk_vcodec_intr.h | 4 +-
> > > .../platform/mtk-vcodec/mtk_vcodec_util.c | 87 +++++-
> > > .../platform/mtk-vcodec/mtk_vcodec_util.h | 8 +-
> > > .../platform/mtk-vcodec/vdec/vdec_h264_if.c | 2 +-
> > > .../mtk-vcodec/vdec/vdec_h264_req_if.c | 2 +-
> > > .../platform/mtk-vcodec/vdec/vdec_vp8_if.c | 2 +-
> > > .../platform/mtk-vcodec/vdec/vdec_vp9_if.c | 2 +-
> > > .../media/platform/mtk-vcodec/vdec_drv_if.c | 21 +-
> > > .../media/platform/mtk-vcodec/vdec_ipi_msg.h | 16 +-
> > > .../platform/mtk-vcodec/vdec_msg_queue.c | 286
> > > ++++++++++++++++++
> > > .../platform/mtk-vcodec/vdec_msg_queue.h | 148 +++++++++
> > > .../media/platform/mtk-vcodec/vdec_vpu_if.c | 46 ++-
> > > .../media/platform/mtk-vcodec/vdec_vpu_if.h | 22 ++
> > > .../platform/mtk-vcodec/venc/venc_h264_if.c | 2 +-
> > > .../platform/mtk-vcodec/venc/venc_vp8_if.c | 2 +-
> > > 34 files changed, 1841 insertions(+), 295 deletions(-)
> > > create mode 100644
> > > Documentation/devicetree/bindings/media/mediatek,vcodec-
> > > decoder.yaml
> > > create mode 100644
> > > Documentation/devicetree/bindings/media/mediatek,vcodec-
> > > encoder.yaml
> > > create mode 100644
> > > Documentation/devicetree/bindings/media/mediatek,vcodec-subdev-
> > > decoder.yaml
> > > delete mode 100644
> > > Documentation/devicetree/bindings/media/mediatek-vcodec.txt
> > > create mode 100644 drivers/media/platform/mtk-
> > > vcodec/mtk_vcodec_dec_hw.c
> > > create mode 100644 drivers/media/platform/mtk-
> > > vcodec/mtk_vcodec_dec_hw.h
> > > create mode 100644 drivers/media/platform/mtk-
> > > vcodec/vdec_msg_queue.c
> > > create mode 100644 drivers/media/platform/mtk-
> > > vcodec/vdec_msg_queue.h
> > >
> > > --
> > > 2.25.1
> > >

Next message: Mauro Carvalho Chehab: "[PATCH v3 RESEND 0/1] Fix a badly encoded copyright symbol"
Previous message: Benjamin Tissoires: "Re: [PATCH] hid-multitouch: Fix Iiyama ProLite T1931SAW (0eef:0001 again!)"
In reply to: yunfei.dong@xxxxxxxxxxxx: "Re: [PATCH v10, 00/19] Support multi hardware decode using of_platform_populate"
Next in thread: yunfei.dong@xxxxxxxxxxxx: "Re: [PATCH v10, 00/19] Support multi hardware decode using of_platform_populate"
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