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drm: fix implicit declaration build error on ia64

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drivers/gpu/drm/drm_dp_helper.c: In function 'drm_dp_downstream_debug':
>> drivers/gpu/drm/drm_dp_helper.c:551:2: error: implicit declaration of
>> function 'seq_printf' [-Werror=implicit-function-declaration]
     seq_printf(m, "\tDP branch device present: %s\n",
     ^
>> drivers/gpu/drm/drm_dp_helper.c:559:3: error: implicit declaration of
>> function 'seq_puts' [-Werror=implicit-function-declaration]
     seq_puts(m, "\t\tType: DisplayPort\n");
     ^

Reported-by: kbuild test robot <fengguang.wu@intel.com>
References: https://lists.freedesktop.org/archives/intel-gfx/2016-September/106638.html
Fixes: 80209e5f2c ("drm: Add DP branch device info on debugfs")
Cc: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1474020396-14875-1-git-send-email-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2016-09-16 13:06:36 +03:00 committed by Daniel Vetter
parent cdc3d09fe2
commit 96106c9729
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/drm_dp_helper.c
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@ -27,6 +27,7 @@
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/i2c.h>
#include <linux/seq_file.h>
#include <drm/drm_dp_helper.h>
#include <drm/drmP.h>