From: Rob Clark <robdclark@gmail.com>
To: Akhil P Oommen <akhilpo@codeaurora.org>
Cc: freedreno <freedreno@lists.freedesktop.org>,
Sharat Masetty <smasetty@codeaurora.org>,
linux-arm-msm <linux-arm-msm@vger.kernel.org>,
Jordan Crouse <jcrouse@codeaurora.org>,
dri-devel@freedesktop.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [Freedreno] [PATCH] drm/msm/a6xx: Correct the highestbank configuration
Date: Fri, 24 Jan 2020 07:46:09 -0800 [thread overview]
Message-ID: <CAF6AEGtgbNSMnX3Bd6HKoEhViwKj64YkDPkATiqHAY87_gpT2w@mail.gmail.com> (raw)
In-Reply-To: <1579868411-20837-1-git-send-email-akhilpo@codeaurora.org>
On Fri, Jan 24, 2020 at 5:50 AM Akhil P Oommen <akhilpo@codeaurora.org> wrote:
>
> Highest bank bit configuration is different for a618 gpu. Update
> it with the correct configuration which is the reset value incidentally.
>
> Signed-off-by: Akhil P Oommen <akhilpo@codeaurora.org>
> Signed-off-by: Sharat Masetty <smasetty@codeaurora.org>
Thanks, this fixes the UBWC issues on a618
Fixes: e812744c5f95 ("drm: msm: a6xx: Add support for A618")
Reviewed-by: Rob Clark <robdclark@gmail.com>
> ---
> drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> index daf0780..536d196 100644
> --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> @@ -470,10 +470,12 @@ static int a6xx_hw_init(struct msm_gpu *gpu)
> /* Select CP0 to always count cycles */
> gpu_write(gpu, REG_A6XX_CP_PERFCTR_CP_SEL_0, PERF_CP_ALWAYS_COUNT);
>
> - gpu_write(gpu, REG_A6XX_RB_NC_MODE_CNTL, 2 << 1);
> - gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, 2 << 1);
> - gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL, 2 << 1);
> - gpu_write(gpu, REG_A6XX_UCHE_MODE_CNTL, 2 << 21);
> + if (adreno_is_a630(adreno_gpu)) {
> + gpu_write(gpu, REG_A6XX_RB_NC_MODE_CNTL, 2 << 1);
> + gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, 2 << 1);
> + gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL, 2 << 1);
> + gpu_write(gpu, REG_A6XX_UCHE_MODE_CNTL, 2 << 21);
> + }
>
> /* Enable fault detection */
> gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL,
> --
> 2.7.4
> _______________________________________________
> Freedreno mailing list
> Freedreno@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/freedreno
next prev parent reply other threads:[~2020-01-24 15:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-24 12:20 [PATCH] drm/msm/a6xx: Correct the highestbank configuration Akhil P Oommen
2020-01-24 15:46 ` Rob Clark [this message]
2020-01-24 18:26 ` Jordan Crouse
2020-01-31 7:59 ` Akhil P Oommen
2020-02-11 15:38 ` [Freedreno] " Rob Clark
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