lkml.org 
[lkml]   [2021]   [Dec]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v2 26/37] drm/ingenic: Add support for the nomodeset kernel parameter
    Date
    According to disable Documentation/admin-guide/kernel-parameters.txt, this
    parameter can be used to disable kernel modesetting.

    DRM drivers will not perform display-mode changes or accelerated rendering
    and only the system framebuffer will be available if it was set-up.

    But only a few DRM drivers currently check for nomodeset, make this driver
    to also support the command line parameter.

    Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
    ---

    (no changes since v1)

    drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 3 +++
    1 file changed, 3 insertions(+)

    diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
    index 542c4af70661..7f10d6eed549 100644
    --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
    +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
    @@ -1543,6 +1543,9 @@ static int ingenic_drm_init(void)
    {
    int err;

    + if (drm_firmware_drivers_only())
    + return -ENODEV;
    +
    if (IS_ENABLED(CONFIG_DRM_INGENIC_IPU)) {
    err = platform_driver_register(ingenic_ipu_driver_ptr);
    if (err)
    --
    2.33.1
    \
     
     \ /
      Last update: 2021-12-17 01:39    [W:2.216 / U:0.040 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site