linux-kernel - [PATCH 4.14 294/496] drm/amdkfd: Fix scratch memory with HWS enabled

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Message-Id: <20180528100332.207929301@linuxfoundation.org>
Date:   Mon, 28 May 2018 12:01:19 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Felix Kuehling <Felix.Kuehling@....com>,
        Oded Gabbay <oded.gabbay@...il.com>,
        Sasha Levin <alexander.levin@...rosoft.com>
Subject: [PATCH 4.14 294/496] drm/amdkfd: Fix scratch memory with HWS enabled

4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Felix Kuehling <Felix.Kuehling@....com>

[ Upstream commit c70a36268799cf2f902b5a31e452571fcb96bfe9 ]

Program sh_hidden_private_base_vmid correctly in the map-process
PM4 packet.

Signed-off-by: Felix Kuehling <Felix.Kuehling@....com>
Reviewed-by: Oded Gabbay <oded.gabbay@...il.com>
Signed-off-by: Oded Gabbay <oded.gabbay@...il.com>
Signed-off-by: Sasha Levin <alexander.levin@...rosoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_packet_manager.c
@@ -166,8 +166,7 @@ static int pm_create_map_process(struct
 	packet->sh_mem_ape1_base = qpd->sh_mem_ape1_base;
 	packet->sh_mem_ape1_limit = qpd->sh_mem_ape1_limit;
 
-	/* TODO: scratch support */
-	packet->sh_hidden_private_base_vmid = 0;
+	packet->sh_hidden_private_base_vmid = qpd->sh_hidden_private_base;
 
 	packet->gds_addr_lo = lower_32_bits(qpd->gds_context_area);
 	packet->gds_addr_hi = upper_32_bits(qpd->gds_context_area);