On 07/02/2013 03:14 PM, Ville Syrj?l? wrote:
> On Sun, Jun 30, 2013 at 05:41:59AM +0500, Abbas Raza wrote:
>> From: Abbas Raza <Abbas_Raza at mentor.com>
>>
>> DRM_INFO calls in the drm init routines are causing a large delay at boot
>> time
>> due to which imx_drm_init call average takes around 26 ms. Changing DRM_INFO
>> to
>> DRM_DEBUG reduces startup time to < 3ms.
>
> Serial console enabled?
>
> Not that I think these printks are particularly useful...
Yes serial console is enabled. these printk's seem useful but they take lot of
time, increasing the boot time.
>
>> Signed-off-by: Abbas Raza <Abbas_Raza at mentor.com>
>> CC: David Airlie <airlied at linux.ie>
>> Acked-by: Dmitry Eremin-Solenikov <dmitry_eremin at mentor.com>
>> ---
>> drivers/gpu/drm/drm_irq.c | 6 +++---
>> drivers/gpu/drm/drm_platform.c | 2 +-
>> 2 files changed, 4 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
>> index c798eea..782f5ff 100644
>> --- a/drivers/gpu/drm/drm_irq.c
>> +++ b/drivers/gpu/drm/drm_irq.c
>> @@ -252,13 +252,13 @@ int drm_vblank_init(struct drm_device *dev, int
>> num_crtcs)
>> if (!dev->_vblank_time)
>> goto err;
>>
>> - DRM_INFO("Supports vblank timestamp caching Rev 1 (10.10.2010).\n");
>> + DRM_DEBUG("Supports vblank timestamp caching Rev 1 (10.10.2010).\n");
>>
>> /* Driver specific high-precision vblank timestamping supported? */
>> if (dev->driver->get_vblank_timestamp)
>> - DRM_INFO("Driver supports precise vblank timestamp query.\n");
>> + DRM_DEBUG("Driver supports precise vblank timestamp query.\n");
>> else
>> - DRM_INFO("No driver support for vblank timestamp query.\n");
>> + DRM_DEBUG("No driver support for vblank timestamp query.\n");
>>
>> /* Zero per-crtc vblank stuff */
>> for (i = 0; i < num_crtcs; i++) {
>> diff --git a/drivers/gpu/drm/drm_platform.c b/drivers/gpu/drm/drm_platform.c
>> index 82431dc..7649963 100644
>> --- a/drivers/gpu/drm/drm_platform.c
>> +++ b/drivers/gpu/drm/drm_platform.c
>> @@ -92,7 +92,7 @@ int drm_get_platform_dev(struct platform_device *platdev,
>>
>> mutex_unlock(&drm_global_mutex);
>>
>> - DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
>> + DRM_DEBUG("Initialized %s %d.%d.%d %s on minor %d\n",
>> driver->name, driver->major, driver->minor, driver->patchlevel,
>> driver->date, dev->primary->index);
>>
>> --
>> 1.8.2
>>
>> _______________________________________________
>> dri-devel mailing list
>> dri-devel at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/dri-devel
>
Thanks .
Abbas Raza
