Re: [PATCH v4 1/5] drm/msm/adreno: Split up giant device table

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On Fri, Jun 28, 2024 at 6:58 PM Akhil P Oommen <quic_akhilpo@xxxxxxxxxxx> wrote:
>
> On Tue, Jun 18, 2024 at 09:42:47AM -0700, Rob Clark wrote:
> > From: Rob Clark <robdclark@xxxxxxxxxxxx>
> >
> > Split into a separate table per generation, in preparation to move each
> > gen's device table to it's own file.
> >
> > Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
> > Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> > Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
> > ---
> >  drivers/gpu/drm/msm/adreno/adreno_device.c | 67 +++++++++++++++++-----
> >  drivers/gpu/drm/msm/adreno/adreno_gpu.h    | 10 ++++
> >  2 files changed, 63 insertions(+), 14 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > index c3703a51287b..a57659eaddc2 100644
> > --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> > +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > @@ -20,7 +20,7 @@ bool allow_vram_carveout = false;
> >  MODULE_PARM_DESC(allow_vram_carveout, "Allow using VRAM Carveout, in place of IOMMU");
> >  module_param_named(allow_vram_carveout, allow_vram_carveout, bool, 0600);
> >
> > -static const struct adreno_info gpulist[] = {
> > +static const struct adreno_info a2xx_gpus[] = {
> >       {
> >               .chip_ids = ADRENO_CHIP_IDS(0x02000000),
> >               .family = ADRENO_2XX_GEN1,
> > @@ -54,7 +54,12 @@ static const struct adreno_info gpulist[] = {
> >               .gmem  = SZ_512K,
> >               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> >               .init  = a2xx_gpu_init,
> > -     }, {
> > +     }
> > +};
> > +DECLARE_ADRENO_GPULIST(a2xx);
> > +
> > +static const struct adreno_info a3xx_gpus[] = {
> > +     {
> >               .chip_ids = ADRENO_CHIP_IDS(0x03000512),
> >               .family = ADRENO_3XX,
> >               .fw = {
> > @@ -116,7 +121,12 @@ static const struct adreno_info gpulist[] = {
> >               .gmem  = SZ_1M,
> >               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> >               .init  = a3xx_gpu_init,
> > -     }, {
> > +     }
> > +};
> > +DECLARE_ADRENO_GPULIST(a3xx);
> > +
> > +static const struct adreno_info a4xx_gpus[] = {
> > +     {
> >               .chip_ids = ADRENO_CHIP_IDS(0x04000500),
> >               .family = ADRENO_4XX,
> >               .revn  = 405,
> > @@ -149,7 +159,12 @@ static const struct adreno_info gpulist[] = {
> >               .gmem  = (SZ_1M + SZ_512K),
> >               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> >               .init  = a4xx_gpu_init,
> > -     }, {
> > +     }
> > +};
> > +DECLARE_ADRENO_GPULIST(a4xx);
> > +
> > +static const struct adreno_info a5xx_gpus[] = {
> > +     {
> >               .chip_ids = ADRENO_CHIP_IDS(0x05000600),
> >               .family = ADRENO_5XX,
> >               .revn = 506,
> > @@ -274,7 +289,12 @@ static const struct adreno_info gpulist[] = {
> >               .quirks = ADRENO_QUIRK_LMLOADKILL_DISABLE,
> >               .init = a5xx_gpu_init,
> >               .zapfw = "a540_zap.mdt",
> > -     }, {
> > +     }
> > +};
> > +DECLARE_ADRENO_GPULIST(a5xx);
> > +
> > +static const struct adreno_info a6xx_gpus[] = {
> > +     {
> >               .chip_ids = ADRENO_CHIP_IDS(0x06010000),
> >               .family = ADRENO_6XX_GEN1,
> >               .revn = 610,
> > @@ -520,7 +540,12 @@ static const struct adreno_info gpulist[] = {
> >               .zapfw = "a690_zap.mdt",
> >               .hwcg = a690_hwcg,
> >               .address_space_size = SZ_16G,
> > -     }, {
> > +     }
> > +};
> > +DECLARE_ADRENO_GPULIST(a6xx);
> > +
> > +static const struct adreno_info a7xx_gpus[] = {
> > +     {
> >               .chip_ids = ADRENO_CHIP_IDS(0x07000200),
> >               .family = ADRENO_6XX_GEN1, /* NOT a mistake! */
> >               .fw = {
> > @@ -582,7 +607,17 @@ static const struct adreno_info gpulist[] = {
> >               .init = a6xx_gpu_init,
> >               .zapfw = "gen70900_zap.mbn",
> >               .address_space_size = SZ_16G,
> > -     },
> > +     }
> > +};
> > +DECLARE_ADRENO_GPULIST(a7xx);
> > +
> > +static const struct adreno_gpulist *gpulists[] = {
> > +     &a2xx_gpulist,
> > +     &a3xx_gpulist,
> > +     &a4xx_gpulist,
> > +     &a5xx_gpulist,
> > +     &a6xx_gpulist,
> > +     &a6xx_gpulist,
>
> Typo. a6xx_gpulist -> a7xx_gpulist.

yup, already have a patch fixing that in msm-next-robclark

BR,
-R

> -Akhil
>
> >  };
> >
> >  MODULE_FIRMWARE("qcom/a300_pm4.fw");
> > @@ -617,13 +652,17 @@ MODULE_FIRMWARE("qcom/yamato_pm4.fw");
> >  static const struct adreno_info *adreno_info(uint32_t chip_id)
> >  {
> >       /* identify gpu: */
> > -     for (int i = 0; i < ARRAY_SIZE(gpulist); i++) {
> > -             const struct adreno_info *info = &gpulist[i];
> > -             if (info->machine && !of_machine_is_compatible(info->machine))
> > -                     continue;
> > -             for (int j = 0; info->chip_ids[j]; j++)
> > -                     if (info->chip_ids[j] == chip_id)
> > -                             return info;
> > +     for (int i = 0; i < ARRAY_SIZE(gpulists); i++) {
> > +             for (int j = 0; j < gpulists[i]->gpus_count; j++) {
> > +                     const struct adreno_info *info = &gpulists[i]->gpus[j];
> > +
> > +                     if (info->machine && !of_machine_is_compatible(info->machine))
> > +                             continue;
> > +
> > +                     for (int k = 0; info->chip_ids[k]; k++)
> > +                             if (info->chip_ids[k] == chip_id)
> > +                                     return info;
> > +             }
> >       }
> >
> >       return NULL;
> > diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> > index 77526892eb8c..17aba8c58f3d 100644
> > --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> > +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> > @@ -114,6 +114,16 @@ struct adreno_info {
> >
> >  #define ADRENO_CHIP_IDS(tbl...) (uint32_t[]) { tbl, 0 }
> >
> > +struct adreno_gpulist {
> > +     const struct adreno_info *gpus;
> > +     unsigned gpus_count;
> > +};
> > +
> > +#define DECLARE_ADRENO_GPULIST(name)                  \
> > +const struct adreno_gpulist name ## _gpulist = {      \
> > +     name ## _gpus, ARRAY_SIZE(name ## _gpus)      \
> > +}
> > +
> >  /*
> >   * Helper to build a speedbin table, ie. the table:
> >   *      fuse | speedbin
> > --
> > 2.45.2
> >





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