From ee04955af6b851a4f133d2472bc65c5d8b9aa692 Mon Sep 17 00:00:00 2001 From: Felix Kuehling Date: Thu, 4 Jan 2018 17:17:45 -0500 Subject: drm/amdkfd: Add dGPU support to the MQD manager On dGPUs don't set ATC addressing bits and use MTYPE_UC for coherent memory. Signed-off-by: Felix Kuehling Acked-by: Oded Gabbay Signed-off-by: Oded Gabbay --- drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c') diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c index 971aec0637dc..58221c1fc917 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c @@ -151,6 +151,8 @@ static int __update_mqd(struct mqd_manager *mm, void *mqd, m->cp_hqd_pq_rptr_report_addr_lo = lower_32_bits((uint64_t)q->read_ptr); m->cp_hqd_pq_rptr_report_addr_hi = upper_32_bits((uint64_t)q->read_ptr); + m->cp_hqd_pq_wptr_poll_addr_lo = lower_32_bits((uint64_t)q->write_ptr); + m->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits((uint64_t)q->write_ptr); m->cp_hqd_pq_doorbell_control = q->doorbell_off << @@ -208,6 +210,12 @@ static int update_mqd(struct mqd_manager *mm, void *mqd, return __update_mqd(mm, mqd, q, MTYPE_CC, 1); } +static int update_mqd_tonga(struct mqd_manager *mm, void *mqd, + struct queue_properties *q) +{ + return __update_mqd(mm, mqd, q, MTYPE_UC, 0); +} + static int destroy_mqd(struct mqd_manager *mm, void *mqd, enum kfd_preempt_type type, unsigned int timeout, uint32_t pipe_id, @@ -432,3 +440,16 @@ struct mqd_manager *mqd_manager_init_vi(enum KFD_MQD_TYPE type, return mqd; } + +struct mqd_manager *mqd_manager_init_vi_tonga(enum KFD_MQD_TYPE type, + struct kfd_dev *dev) +{ + struct mqd_manager *mqd; + + mqd = mqd_manager_init_vi(type, dev); + if (!mqd) + return NULL; + if ((type == KFD_MQD_TYPE_CP) || (type == KFD_MQD_TYPE_COMPUTE)) + mqd->update_mqd = update_mqd_tonga; + return mqd; +} -- cgit v1.2.3