From: Neil Armstrong <narmstrong@baylibre.com>
To: YueHaibing <yuehaibing@huawei.com>,
a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com,
jonas@kwiboo.se, jernej.skrabec@siol.net, airlied@linux.ie,
daniel@ffwll.ch
Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm/bridge: tc358764: Fix build error
Date: Tue, 30 Jul 2019 14:47:21 +0200 [thread overview]
Message-ID: <bc3fab4a-8fb2-f800-1ec7-5a98700b52d9@baylibre.com> (raw)
In-Reply-To: <a7fb2600-2add-8769-f8dc-6679680974c1@baylibre.com>
On 30/07/2019 14:32, Neil Armstrong wrote:
> On 29/07/2019 11:05, YueHaibing wrote:
>> If CONFIG_DRM_TOSHIBA_TC358764=y but CONFIG_DRM_KMS_HELPER=m,
>> building fails:
>>
>> drivers/gpu/drm/bridge/tc358764.o:(.rodata+0x228): undefined reference to `drm_atomic_helper_connector_reset'
>> drivers/gpu/drm/bridge/tc358764.o:(.rodata+0x240): undefined reference to `drm_helper_probe_single_connector_modes'
>> drivers/gpu/drm/bridge/tc358764.o:(.rodata+0x268): undefined reference to `drm_atomic_helper_connector_duplicate_state'
>> drivers/gpu/drm/bridge/tc358764.o:(.rodata+0x270): undefined reference to `drm_atomic_helper_connector_destroy_state'
>>
>> Like TC358767, select DRM_KMS_HELPER to fix this, and
>> change to select DRM_PANEL to avoid recursive dependency.
>>
>> Reported-by: Hulk Robot <hulkci@huawei.com>
>> Fixes: f38b7cca6d0e ("drm/bridge: tc358764: Add DSI to LVDS bridge driver")
>> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
>> ---
>> drivers/gpu/drm/bridge/Kconfig | 3 ++-
>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
>> index a6eec90..323f72d 100644
>> --- a/drivers/gpu/drm/bridge/Kconfig
>> +++ b/drivers/gpu/drm/bridge/Kconfig
>> @@ -116,9 +116,10 @@ config DRM_THINE_THC63LVD1024
>>
>> config DRM_TOSHIBA_TC358764
>> tristate "TC358764 DSI/LVDS bridge"
>> - depends on DRM && DRM_PANEL
>> depends on OF
>> select DRM_MIPI_DSI
>> + select DRM_KMS_HELPER
>> + select DRM_PANEL
>> help
>> Toshiba TC358764 DSI/LVDS bridge driver.
>>
>>
>
> Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
>
Applying to drm-misc-fixes
Thanks,
Neil
prev parent reply other threads:[~2019-07-30 12:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-29 9:05 [PATCH] drm/bridge: tc358764: Fix build error YueHaibing
2019-07-30 1:59 ` Laurent Pinchart
2019-07-30 12:32 ` Neil Armstrong
2019-07-30 12:47 ` Neil Armstrong [this message]
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