From: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
To: Neil Armstrong <narmstrong@baylibre.com>
Cc: robh@kernel.org, tomeu.vizoso@collabora.com,
steven.price@arm.com, dri-devel@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org
Subject: Re: [PATCH 5/5] drm/panfrost: add Amlogic GPU integration quirks
Date: Tue, 8 Sep 2020 15:11:19 -0400 [thread overview]
Message-ID: <20200908191119.GC10568@kevin> (raw)
In-Reply-To: <20200908151853.4837-6-narmstrong@baylibre.com>
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Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
> This adds the required GPU quirks, including the quirk in the PWR registers at the GPU
> reset time and the IOMMU quirk for shareability issues observed on G52 in Amlogic G12B SoCs.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> ---
> drivers/gpu/drm/panfrost/panfrost_drv.c | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
> index 36463c89e966..efde5e2acc35 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_drv.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
> @@ -656,7 +656,25 @@ static const struct panfrost_compatible default_data = {
> .pm_domain_names = NULL,
> };
>
> +static const struct panfrost_compatible amlogic_gxm_data = {
> + .num_supplies = ARRAY_SIZE(default_supplies),
> + .supply_names = default_supplies,
> + .vendor_reset_quirk = panfrost_gpu_amlogic_reset_quirk,
> +};
> +
> +static const struct panfrost_compatible amlogic_g12a_data = {
> + .num_supplies = ARRAY_SIZE(default_supplies),
> + .supply_names = default_supplies,
> + .vendor_reset_quirk = panfrost_gpu_amlogic_reset_quirk,
> + .pgtbl_quirks = IO_PGTABLE_QUIRK_ARM_BROKEN_SH,
> +};
> +
> static const struct of_device_id dt_match[] = {
> + /* Set first to probe before the generic compatibles */
> + { .compatible = "amlogic,meson-gxm-mali",
> + .data = &amlogic_gxm_data, },
> + { .compatible = "amlogic,meson-g12a-mali",
> + .data = &amlogic_g12a_data, },
> { .compatible = "arm,mali-t604", .data = &default_data, },
> { .compatible = "arm,mali-t624", .data = &default_data, },
> { .compatible = "arm,mali-t628", .data = &default_data, },
> --
> 2.22.0
>
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prev parent reply other threads:[~2020-09-08 19:12 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-08 15:18 [PATCH 0/5] drm/panfrost: add Amlogic integration quirks Neil Armstrong
2020-09-08 15:18 ` [PATCH 1/5] iommu/io-pgtable-arm: Add BROKEN_NS quirk to disable shareability on ARM LPAE Neil Armstrong
2020-09-09 12:23 ` Steven Price
2020-09-09 12:27 ` Neil Armstrong
2020-09-08 15:18 ` [PATCH 2/5] drm/panfrost: add support specifying pgtbl quirks Neil Armstrong
2020-09-09 12:23 ` Steven Price
2020-09-08 15:18 ` [PATCH 3/5] drm/panfrost: add support for reset quirk Neil Armstrong
2020-09-09 12:23 ` Steven Price
2020-09-09 12:26 ` Neil Armstrong
2020-09-08 15:18 ` [PATCH 4/5] drm/panfrost: add amlogic reset quirk callback Neil Armstrong
2020-09-08 19:10 ` Alyssa Rosenzweig
2020-09-09 12:23 ` Steven Price
2020-09-09 12:27 ` Neil Armstrong
2020-09-08 15:18 ` [PATCH 5/5] drm/panfrost: add Amlogic GPU integration quirks Neil Armstrong
2020-09-08 19:11 ` Alyssa Rosenzweig [this message]
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