There are some restrictions if HW works on side_by_side, expose it via config_id to user.
Signed-off-by: James Qian Wang (Arm Technology China) james.qian.wang@arm.com --- drivers/gpu/drm/arm/display/include/malidp_product.h | 3 ++- drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 1 + 2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/arm/display/include/malidp_product.h b/drivers/gpu/drm/arm/display/include/malidp_product.h index 1053b11352eb..96e2e4016250 100644 --- a/drivers/gpu/drm/arm/display/include/malidp_product.h +++ b/drivers/gpu/drm/arm/display/include/malidp_product.h @@ -27,7 +27,8 @@ union komeda_config_id { n_scalers:2, /* number of scalers per pipeline */ n_layers:3, /* number of layers per pipeline */ n_richs:3, /* number of rich layers per pipeline */ - reserved_bits:6; + side_by_side:1, /* if HW works on side_by_side mode */ + reserved_bits:5; }; __u32 value; }; diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c index c3fa4835cb8d..4dd4699d4e3d 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c @@ -83,6 +83,7 @@ config_id_show(struct device *dev, struct device_attribute *attr, char *buf) memset(&config_id, 0, sizeof(config_id));
config_id.max_line_sz = pipe->layers[0]->hsize_in.end; + config_id.side_by_side = mdev->side_by_side; config_id.n_pipelines = mdev->n_pipelines; config_id.n_scalers = pipe->n_scalers; config_id.n_layers = pipe->n_layers;