Commit 4944af67 authored Dec 03, 2018 by wentalou Committed by Alex Deucher Dec 04, 2018

drm/amdgpu: enlarge maximum waiting time of KIQ



KIQ in VF’s init delayed by another VF’s reset,
which would cause late_init failed occasionally.
MAX_KIQ_REG_TRY enlarged from 20 to 80 would fix this issue.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Wentao Lou <Wentao.Lou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 106ea7fe

drivers/gpu/drm/amd/amdgpu/amdgpu.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -233,7 +233,7 @@ enum amdgpu_kiq_irq {

		#define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */
		#define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */
		#define MAX_KIQ_REG_TRY 20
		#define MAX_KIQ_REG_TRY 80 /* 20 -> 80 */

		int amdgpu_device_ip_set_clockgating_state(void *dev,
		enum amd_ip_block_type block_type,

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