[PATCH v2 2/2] drm/msm/dpu: stop mapping the regdma region

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Thu Apr 20 22:25:58 UTC 2023


Stop mapping the regdma region. The driver does not support regdma.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 6 ------
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h | 2 +-
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index 0e7a68714e9e..28d74d4d2c1d 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1033,12 +1033,6 @@ static int dpu_kms_hw_init(struct msm_kms *kms)
 		DPU_DEBUG("VBIF NRT is not defined");
 	}
 
-	dpu_kms->reg_dma = msm_ioremap_quiet(dpu_kms->pdev, "regdma");
-	if (IS_ERR(dpu_kms->reg_dma)) {
-		dpu_kms->reg_dma = NULL;
-		DPU_DEBUG("REG_DMA is not defined");
-	}
-
 	dpu_kms_parse_data_bus_icc_path(dpu_kms);
 
 	rc = pm_runtime_resume_and_get(&dpu_kms->pdev->dev);
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h
index aca39a4689f4..15111e433f21 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h
@@ -71,7 +71,7 @@ struct dpu_kms {
 	const struct dpu_mdss_cfg *catalog;
 
 	/* io/register spaces: */
-	void __iomem *mmio, *vbif[VBIF_MAX], *reg_dma;
+	void __iomem *mmio, *vbif[VBIF_MAX];
 
 	struct regulator *vdd;
 	struct regulator *mmagic;
-- 
2.39.2



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