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[10/13] drm/amdkfd: fix runlist length calculation

Message ID 1434137481-13315-11-git-send-email-oded.gabbay@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Oded Gabbay June 12, 2015, 7:31 p.m. UTC 
From: Ben Goz <ben.goz@amd.com>

The MAP_QUEUES packet length for Carrizo is different than for Kaveri.
Therefore, we now need to calculate the runlist length with regard to the
underlying H/W.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
index 99b6d28..e3230cc 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -27,6 +27,7 @@ 
 #include "kfd_kernel_queue.h"
 #include "kfd_priv.h"
 #include "kfd_pm4_headers.h"
+#include "kfd_pm4_headers_vi.h"
 #include "kfd_pm4_opcodes.h"
 
 static inline void inc_wptr(unsigned int *wptr, unsigned int increment_bytes,
@@ -55,6 +56,7 @@  static void pm_calc_rlib_size(struct packet_manager *pm,
 				bool *over_subscription)
 {
 	unsigned int process_count, queue_count;
+	unsigned int map_queue_size;
 
 	BUG_ON(!pm || !rlib_size || !over_subscription);
 
@@ -69,9 +71,13 @@  static void pm_calc_rlib_size(struct packet_manager *pm,
 		pr_debug("kfd: over subscribed runlist\n");
 	}
 
+	map_queue_size =
+		(pm->dqm->dev->device_info->asic_family == CHIP_CARRIZO) ?
+		sizeof(struct pm4_mes_map_queues) :
+		sizeof(struct pm4_map_queues);
 	/* calculate run list ib allocation size */
 	*rlib_size = process_count * sizeof(struct pm4_map_process) +
-		     queue_count * sizeof(struct pm4_map_queues);
+		     queue_count * map_queue_size;
 
 	/*
 	 * Increase the allocation size in case we need a chained run list