On Wed, 11 May 2022 at 02:55, Abhinav Kumar quic_abhinavk@quicinc.com wrote:
Add writeback support for sc7180 devices. This has been validated on sc7180 chromebook using IGT writeback test suite.
localhost /usr/local/libexec/igt-gpu-tools # ./kms_writeback Starting subtest: writeback-pixel-formats Subtest writeback-pixel-formats: SUCCESS (0.001s) Starting subtest: writeback-invalid-parameters Subtest writeback-invalid-parameters: SUCCESS (0.004s) Starting subtest: writeback-fb-id Subtest writeback-fb-id: SUCCESS (0.009s) Starting subtest: writeback-check-output Subtest writeback-check-output: SUCCESS (0.203s)
Adding this will increase IGT coverage on chromebooks and also allow using writeback functionality for other use-cases as necessary.
Signed-off-by: Abhinav Kumar quic_abhinavk@quicinc.com
Reviewed-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c index 400ebceb56bb..210becd2a9b7 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c @@ -1803,6 +1803,8 @@ static void sc7180_cfg_init(struct dpu_mdss_cfg *dpu_cfg) .pingpong = sc7180_pp, .intf_count = ARRAY_SIZE(sc7180_intf), .intf = sc7180_intf,
.wb_count = ARRAY_SIZE(sm8250_wb),.wb = sm8250_wb, .vbif_count = ARRAY_SIZE(sdm845_vbif), .vbif = sdm845_vbif, .reg_dma_count = 1,-- 2.35.1