From: Akhil P Oommen <quic_akhilpo@quicinc.com>
To: Konrad Dybcio <konrad.dybcio@linaro.org>
Cc: Bjorn Andersson <quic_bjorande@quicinc.com>,
Rob Clark <robdclark@gmail.com>,
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
"Sean Paul" <sean@poorly.run>,
Bjorn Andersson <andersson@kernel.org>,
<linux-arm-msm@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
<freedreno@lists.freedesktop.org>, <johan@kernel.org>,
<mani@kernel.org>, Steev Klimaszewski <steev@kali.org>
Subject: Re: [PATCH v3 1/3] drm/msm/adreno: Add Adreno A690 support
Date: Fri, 2 Jun 2023 00:00:17 +0530 [thread overview]
Message-ID: <z6usdzbvqxt6q7siff6qucyywafb6k4yh6qdpignqatowjb4c6@z3az35e3abs3> (raw)
In-Reply-To: <57ffc7d9-c767-df36-d91f-8949993b1cdf@linaro.org>
On Wed, May 31, 2023 at 10:30:09PM +0200, Konrad Dybcio wrote:
>
>
>
> On 31.05.2023 05:09, Bjorn Andersson wrote:
> > From: Bjorn Andersson <bjorn.andersson@linaro.org>
> >
> > Introduce support for the Adreno A690, found in Qualcomm SC8280XP.
> >
> > Tested-by: Steev Klimaszewski <steev@kali.org>
> > Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> > Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> > Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
> > ---
> Couple of additional nits that you may or may not incorporate:
>
> [...]
>
> > + {REG_A6XX_RBBM_CLOCK_HYST_SP0, 0x0000F3CF},
> It would be cool if we could stop adding uppercase hex outside preprocessor
> defines..
>
>
> [...]
> > + A6XX_PROTECT_RDONLY(0x0fc00, 0x01fff),
> > + A6XX_PROTECT_NORDWR(0x11c00, 0x00000), /*note: infiite range */
> typo
>
>
>
> -- Questions to Rob that don't really concern this patch --
>
> > +static void a690_build_bw_table(struct a6xx_hfi_msg_bw_table *msg)
> Rob, I'll be looking into reworking these into dynamic tables.. would you
> be okay with two more additions (A730, A740) on top of this before I do that?
> The number of these funcs has risen quite a bit and we're abusing the fact
> that so far there's a 1-1 mapping of SoC-Adreno (at the current state of
> mainline, not in general)..
+1. But please leave a618 and 7c3 as it is.
-Akhil
>
> > +{
> > + /*
> > + * Send a single "off" entry just to get things running
> > + * TODO: bus scaling
> > + */
> Also something I'll be looking into in the near future..
>
> > @@ -531,6 +562,8 @@ static int a6xx_hfi_send_bw_table(struct a6xx_gmu *gmu)
> > adreno_7c3_build_bw_table(&msg);
> > else if (adreno_is_a660(adreno_gpu))
> > a660_build_bw_table(&msg);
> > + else if (adreno_is_a690(adreno_gpu))
> > + a690_build_bw_table(&msg);
> > else
> > a6xx_build_bw_table(&msg);
> I think changing the is_adreno_... to switch statements with a gpu_model
> var would make it easier to read.. Should I also rework that?
>
> Konrad
>
> >
> > diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > index 8cff86e9d35c..e5a865024e94 100644
> > --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> > +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > @@ -355,6 +355,20 @@ static const struct adreno_info gpulist[] = {
> > .init = a6xx_gpu_init,
> > .zapfw = "a640_zap.mdt",
> > .hwcg = a640_hwcg,
> > + }, {
> > + .rev = ADRENO_REV(6, 9, 0, ANY_ID),
> > + .revn = 690,
> > + .name = "A690",
> > + .fw = {
> > + [ADRENO_FW_SQE] = "a660_sqe.fw",
> > + [ADRENO_FW_GMU] = "a690_gmu.bin",
> > + },
> > + .gmem = SZ_4M,
> > + .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> > + .init = a6xx_gpu_init,
> > + .zapfw = "a690_zap.mdt",
> > + .hwcg = a690_hwcg,
> > + .address_space_size = SZ_16G,
> > },
> > };
> >
> > diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> > index f62612a5c70f..ac9c429ca07b 100644
> > --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> > +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> > @@ -55,7 +55,7 @@ struct adreno_reglist {
> > u32 value;
> > };
> >
> > -extern const struct adreno_reglist a615_hwcg[], a630_hwcg[], a640_hwcg[], a650_hwcg[], a660_hwcg[];
> > +extern const struct adreno_reglist a615_hwcg[], a630_hwcg[], a640_hwcg[], a650_hwcg[], a660_hwcg[], a690_hwcg[];
> >
> > struct adreno_info {
> > struct adreno_rev rev;
> > @@ -272,6 +272,11 @@ static inline int adreno_is_a660(struct adreno_gpu *gpu)
> > return gpu->revn == 660;
> > }
> >
> > +static inline int adreno_is_a690(struct adreno_gpu *gpu)
> > +{
> > + return gpu->revn == 690;
> > +};
> > +
> > /* check for a615, a616, a618, a619 or any derivatives */
> > static inline int adreno_is_a615_family(struct adreno_gpu *gpu)
> > {
> > @@ -280,13 +285,13 @@ static inline int adreno_is_a615_family(struct adreno_gpu *gpu)
> >
> > static inline int adreno_is_a660_family(struct adreno_gpu *gpu)
> > {
> > - return adreno_is_a660(gpu) || adreno_is_7c3(gpu);
> > + return adreno_is_a660(gpu) || adreno_is_a690(gpu) || adreno_is_7c3(gpu);
> > }
> >
> > /* check for a650, a660, or any derivatives */
> > static inline int adreno_is_a650_family(struct adreno_gpu *gpu)
> > {
> > - return gpu->revn == 650 || gpu->revn == 620 || adreno_is_a660_family(gpu);
> > + return gpu->revn == 650 || gpu->revn == 620 || adreno_is_a660_family(gpu);
> > }
> >
> > u64 adreno_private_address_space_size(struct msm_gpu *gpu);
next prev parent reply other threads:[~2023-06-01 18:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-31 3:09 [PATCH v3 0/3] drm/msm/adreno: GPU support on SC8280XP Bjorn Andersson
2023-05-31 3:09 ` [PATCH v3 1/3] drm/msm/adreno: Add Adreno A690 support Bjorn Andersson
[not found] ` <57ffc7d9-c767-df36-d91f-8949993b1cdf@linaro.org>
2023-06-01 18:30 ` Akhil P Oommen [this message]
2023-06-02 9:10 ` Konrad Dybcio
2023-06-05 13:45 ` Rob Clark
2023-05-31 3:09 ` [PATCH v3 2/3] arm64: dts: qcom: sc8280xp: Add GPU related nodes Bjorn Andersson
2023-05-31 7:28 ` Johan Hovold
2023-05-31 17:11 ` Bjorn Andersson
2023-05-31 3:09 ` [PATCH v3 3/3] arm64: dts: qcom: sc8280xp: Enable " Bjorn Andersson
2023-05-31 7:31 ` [PATCH v3 0/3] drm/msm/adreno: GPU support on SC8280XP Johan Hovold
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