[PATCH 02/10] drm/amdkfd: add renoir kfd device info

Huang, Ray Ray.Huang at amd.com
Wed Sep 4 15:48:26 UTC 2019


This patch inits renoir kfd device info, so we treat renoir as "dgpu"
(bypass iommu v2). Will enable needs_iommu_device till renoir iommu is ready.

Signed-off-by: Huang Rui <ray.huang at amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 2514263..1f65585 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -317,6 +317,23 @@ static const struct kfd_device_info vega20_device_info = {
 	.num_sdma_queues_per_engine = 8,
 };
 
+static const struct kfd_device_info renoir_device_info = {
+	.asic_family = CHIP_RENOIR,
+	.max_pasid_bits = 16,
+	.max_no_of_hqd  = 24,
+	.doorbell_size  = 8,
+	.ih_ring_entry_size = 8 * sizeof(uint32_t),
+	.event_interrupt_class = &event_interrupt_class_v9,
+	.num_of_watch_points = 4,
+	.mqd_size_aligned = MQD_SIZE_ALIGNED,
+	.supports_cwsr = true,
+	.needs_iommu_device = false,
+	.needs_pci_atomics = false,
+	.num_sdma_engines = 1,
+	.num_xgmi_sdma_engines = 0,
+	.num_sdma_queues_per_engine = 2,
+};
+
 static const struct kfd_device_info navi10_device_info = {
 	.asic_family = CHIP_NAVI10,
 	.max_pasid_bits = 16,
@@ -452,6 +469,8 @@ static const struct kfd_deviceid supported_devices[] = {
 	{ 0x66a4, &vega20_device_info },	/* Vega20 */
 	{ 0x66a7, &vega20_device_info },	/* Vega20 */
 	{ 0x66af, &vega20_device_info },	/* Vega20 */
+	/* Renoir */
+	{ 0x1636, &renoir_device_info },	/* Renoir */
 	/* Navi10 */
 	{ 0x7310, &navi10_device_info },	/* Navi10 */
 	{ 0x7312, &navi10_device_info },	/* Navi10 */
-- 
2.7.4



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