From: Matthias Brugger <matthias.bgg@gmail.com>
To: Tom Rix <trix@redhat.com>,
chunkuang.hu@kernel.org, p.zabel@pengutronix.de,
chunfeng.yun@mediatek.com, vkoul@kernel.org, kishon@kernel.org,
angelogioacchino.delregno@collabora.com, nathan@kernel.org,
ndesaulniers@google.com, granquet@baylibre.com
Cc: dri-devel@lists.freedesktop.org,
linux-mediatek@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev
Subject: Re: [PATCH] phy: mediatek: fix returning garbage
Date: Fri, 14 Apr 2023 17:46:19 +0200 [thread overview]
Message-ID: <40cf026f-61db-2fe0-f941-bfe5c9aa20e7@gmail.com> (raw)
In-Reply-To: <3242b862-0e7c-b7e9-14cd-3fbcbb87ba04@gmail.com>
On 14/04/2023 17:43, Matthias Brugger wrote:
>
>
> On 14/04/2023 14:22, Tom Rix wrote:
>> clang reports
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:298:6: error: variable
>> 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
>> if (ret)
>> ^~~
>> ret should have been set by the preceding call to mtk_hdmi_pll_set_hw.
>>
>> Fixes: 45810d486bb4 ("phy: mediatek: add support for phy-mtk-hdmi-mt8195")
>> Signed-off-by: Tom Rix <trix@redhat.com>
>
> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
>
Please also add
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
see CA+G9fYu4o0-ZKSthi7kdCjz_kFazZS-rn17Z2NPz3=1Oayr9cw@mail.gmail.com
Regards,
Matthias
>> ---
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> index abfc077fb0a8..c63294e451d6 100644
>> --- a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> +++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> @@ -292,9 +292,9 @@ static int mtk_hdmi_pll_calc(struct mtk_hdmi_phy
>> *hdmi_phy, struct clk_hw *hw,
>> if (!(digital_div <= 32 && digital_div >= 1))
>> return -EINVAL;
>> - mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> - PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> - txposdiv, digital_div);
>> + ret = mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> + PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> + txposdiv, digital_div);
>> if (ret)
>> return -EINVAL;
WARNING: multiple messages have this Message-ID (diff)
From: Matthias Brugger <matthias.bgg@gmail.com>
To: Tom Rix <trix@redhat.com>,
chunkuang.hu@kernel.org, p.zabel@pengutronix.de,
chunfeng.yun@mediatek.com, vkoul@kernel.org, kishon@kernel.org,
angelogioacchino.delregno@collabora.com, nathan@kernel.org,
ndesaulniers@google.com, granquet@baylibre.com
Cc: llvm@lists.linux.dev, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org,
linux-mediatek@lists.infradead.org,
linux-phy@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] phy: mediatek: fix returning garbage
Date: Fri, 14 Apr 2023 17:46:19 +0200 [thread overview]
Message-ID: <40cf026f-61db-2fe0-f941-bfe5c9aa20e7@gmail.com> (raw)
In-Reply-To: <3242b862-0e7c-b7e9-14cd-3fbcbb87ba04@gmail.com>
On 14/04/2023 17:43, Matthias Brugger wrote:
>
>
> On 14/04/2023 14:22, Tom Rix wrote:
>> clang reports
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:298:6: error: variable
>> 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
>> if (ret)
>> ^~~
>> ret should have been set by the preceding call to mtk_hdmi_pll_set_hw.
>>
>> Fixes: 45810d486bb4 ("phy: mediatek: add support for phy-mtk-hdmi-mt8195")
>> Signed-off-by: Tom Rix <trix@redhat.com>
>
> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
>
Please also add
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
see CA+G9fYu4o0-ZKSthi7kdCjz_kFazZS-rn17Z2NPz3=1Oayr9cw@mail.gmail.com
Regards,
Matthias
>> ---
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> index abfc077fb0a8..c63294e451d6 100644
>> --- a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> +++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> @@ -292,9 +292,9 @@ static int mtk_hdmi_pll_calc(struct mtk_hdmi_phy
>> *hdmi_phy, struct clk_hw *hw,
>> if (!(digital_div <= 32 && digital_div >= 1))
>> return -EINVAL;
>> - mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> - PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> - txposdiv, digital_div);
>> + ret = mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> + PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> + txposdiv, digital_div);
>> if (ret)
>> return -EINVAL;
WARNING: multiple messages have this Message-ID (diff)
From: Matthias Brugger <matthias.bgg@gmail.com>
To: Tom Rix <trix@redhat.com>,
chunkuang.hu@kernel.org, p.zabel@pengutronix.de,
chunfeng.yun@mediatek.com, vkoul@kernel.org, kishon@kernel.org,
angelogioacchino.delregno@collabora.com, nathan@kernel.org,
ndesaulniers@google.com, granquet@baylibre.com
Cc: dri-devel@lists.freedesktop.org,
linux-mediatek@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev
Subject: Re: [PATCH] phy: mediatek: fix returning garbage
Date: Fri, 14 Apr 2023 17:46:19 +0200 [thread overview]
Message-ID: <40cf026f-61db-2fe0-f941-bfe5c9aa20e7@gmail.com> (raw)
In-Reply-To: <3242b862-0e7c-b7e9-14cd-3fbcbb87ba04@gmail.com>
On 14/04/2023 17:43, Matthias Brugger wrote:
>
>
> On 14/04/2023 14:22, Tom Rix wrote:
>> clang reports
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:298:6: error: variable
>> 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
>> if (ret)
>> ^~~
>> ret should have been set by the preceding call to mtk_hdmi_pll_set_hw.
>>
>> Fixes: 45810d486bb4 ("phy: mediatek: add support for phy-mtk-hdmi-mt8195")
>> Signed-off-by: Tom Rix <trix@redhat.com>
>
> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
>
Please also add
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
see CA+G9fYu4o0-ZKSthi7kdCjz_kFazZS-rn17Z2NPz3=1Oayr9cw@mail.gmail.com
Regards,
Matthias
>> ---
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> index abfc077fb0a8..c63294e451d6 100644
>> --- a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> +++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> @@ -292,9 +292,9 @@ static int mtk_hdmi_pll_calc(struct mtk_hdmi_phy
>> *hdmi_phy, struct clk_hw *hw,
>> if (!(digital_div <= 32 && digital_div >= 1))
>> return -EINVAL;
>> - mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> - PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> - txposdiv, digital_div);
>> + ret = mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> + PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> + txposdiv, digital_div);
>> if (ret)
>> return -EINVAL;
--
linux-phy mailing list
linux-phy@lists.infradead.org
https://lists.infradead.org/mailman/listinfo/linux-phy
WARNING: multiple messages have this Message-ID (diff)
From: Matthias Brugger <matthias.bgg@gmail.com>
To: Tom Rix <trix@redhat.com>,
chunkuang.hu@kernel.org, p.zabel@pengutronix.de,
chunfeng.yun@mediatek.com, vkoul@kernel.org, kishon@kernel.org,
angelogioacchino.delregno@collabora.com, nathan@kernel.org,
ndesaulniers@google.com, granquet@baylibre.com
Cc: dri-devel@lists.freedesktop.org,
linux-mediatek@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev
Subject: Re: [PATCH] phy: mediatek: fix returning garbage
Date: Fri, 14 Apr 2023 17:46:19 +0200 [thread overview]
Message-ID: <40cf026f-61db-2fe0-f941-bfe5c9aa20e7@gmail.com> (raw)
In-Reply-To: <3242b862-0e7c-b7e9-14cd-3fbcbb87ba04@gmail.com>
On 14/04/2023 17:43, Matthias Brugger wrote:
>
>
> On 14/04/2023 14:22, Tom Rix wrote:
>> clang reports
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:298:6: error: variable
>> 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
>> if (ret)
>> ^~~
>> ret should have been set by the preceding call to mtk_hdmi_pll_set_hw.
>>
>> Fixes: 45810d486bb4 ("phy: mediatek: add support for phy-mtk-hdmi-mt8195")
>> Signed-off-by: Tom Rix <trix@redhat.com>
>
> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
>
Please also add
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
see CA+G9fYu4o0-ZKSthi7kdCjz_kFazZS-rn17Z2NPz3=1Oayr9cw@mail.gmail.com
Regards,
Matthias
>> ---
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> index abfc077fb0a8..c63294e451d6 100644
>> --- a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> +++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c
>> @@ -292,9 +292,9 @@ static int mtk_hdmi_pll_calc(struct mtk_hdmi_phy
>> *hdmi_phy, struct clk_hw *hw,
>> if (!(digital_div <= 32 && digital_div >= 1))
>> return -EINVAL;
>> - mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> - PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> - txposdiv, digital_div);
>> + ret = mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low,
>> + PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv,
>> + txposdiv, digital_div);
>> if (ret)
>> return -EINVAL;
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-04-14 15:46 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-14 12:22 [PATCH] phy: mediatek: fix returning garbage Tom Rix
2023-04-14 12:22 ` Tom Rix
2023-04-14 12:22 ` Tom Rix
2023-04-14 12:22 ` Tom Rix
2023-04-14 15:43 ` Matthias Brugger
2023-04-14 15:43 ` Matthias Brugger
2023-04-14 15:43 ` Matthias Brugger
2023-04-14 15:43 ` Matthias Brugger
2023-04-14 15:46 ` Matthias Brugger [this message]
2023-04-14 15:46 ` Matthias Brugger
2023-04-14 15:46 ` Matthias Brugger
2023-04-14 15:46 ` Matthias Brugger
2023-04-14 15:49 ` Nathan Chancellor
2023-04-14 15:49 ` Nathan Chancellor
2023-04-14 15:49 ` Nathan Chancellor
2023-04-14 15:49 ` Nathan Chancellor
2023-04-17 7:38 ` AngeloGioacchino Del Regno
2023-04-17 7:38 ` AngeloGioacchino Del Regno
2023-04-17 7:38 ` AngeloGioacchino Del Regno
2023-04-17 7:38 ` AngeloGioacchino Del Regno
2023-05-05 9:28 ` Vinod Koul
2023-05-05 9:28 ` Vinod Koul
2023-05-05 9:28 ` Vinod Koul
2023-05-05 9:28 ` Vinod Koul
2023-05-05 15:37 ` Matthias Brugger
2023-05-05 15:37 ` Matthias Brugger
2023-05-05 15:37 ` Matthias Brugger
2023-05-05 15:37 ` Matthias Brugger
2023-05-08 7:48 ` Vinod Koul
2023-05-08 7:48 ` Vinod Koul
2023-05-08 7:48 ` Vinod Koul
2023-05-08 8:24 ` Matthias Brugger
2023-05-08 8:24 ` Matthias Brugger
2023-05-08 8:24 ` Matthias Brugger
2023-05-08 8:57 ` Vinod Koul
2023-05-08 8:57 ` Vinod Koul
2023-05-08 8:57 ` Vinod Koul
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