[PATCH v6 5/8] drm/etnaviv: Add nn_core_count to chip feature struct

Tomeu Vizoso tomeu.vizoso at collabora.com
Fri Dec 2 11:52:17 UTC 2022


We will use these for differentiating between GPUs and NPUs, as the
downstream driver does.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso at collabora.com>
---
 drivers/gpu/drm/etnaviv/etnaviv_gpu.h  | 3 +++
 drivers/gpu/drm/etnaviv/etnaviv_hwdb.c | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
index 85eddd492774..c8f3ad2031ce 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
@@ -50,6 +50,9 @@ struct etnaviv_chip_identity {
 	/* Number of shader cores. */
 	u32 shader_core_count;
 
+	/* Number of Neural Network cores. */
+	u32 nn_core_count;
+
 	/* Size of the vertex cache. */
 	u32 vertex_cache_size;
 
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c
index f2fc645c7956..44df273a5aae 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c
@@ -16,6 +16,7 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = {
 		.register_max = 64,
 		.thread_count = 128,
 		.shader_core_count = 1,
+		.nn_core_count = 0,
 		.vertex_cache_size = 8,
 		.vertex_output_buffer_size = 1024,
 		.pixel_pipes = 1,
@@ -47,6 +48,7 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = {
 		.register_max = 64,
 		.thread_count = 512,
 		.shader_core_count = 2,
+		.nn_core_count = 0,
 		.vertex_cache_size = 16,
 		.vertex_output_buffer_size = 1024,
 		.pixel_pipes = 1,
@@ -78,6 +80,7 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = {
 		.register_max = 64,
 		.thread_count = 512,
 		.shader_core_count = 2,
+		.nn_core_count = 0,
 		.vertex_cache_size = 16,
 		.vertex_output_buffer_size = 1024,
 		.pixel_pipes = 1,
@@ -109,6 +112,7 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = {
 		.register_max = 64,
 		.thread_count = 1024,
 		.shader_core_count = 4,
+		.nn_core_count = 0,
 		.vertex_cache_size = 16,
 		.vertex_output_buffer_size = 1024,
 		.pixel_pipes = 2,
-- 
2.38.1



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