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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250304-mem-fixes-v1-4-fb3dab8d901f@redhat.com> References: <20250304-mem-fixes-v1-0-fb3dab8d901f@redhat.com> In-Reply-To: <20250304-mem-fixes-v1-0-fb3dab8d901f@redhat.com> To: Stefan Agner , Alison Wang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Xinliang Liu , Tian Tao , Xinwei Kong , Sumit Semwal , Yongqin Liu , John Stultz , Marek Vasut , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Orson Zhai , Baolin Wang , Chunyan Zhang , Alain Volmat , Raphael Gallais-Pou , Thierry Reding , Mikko Perttunen , Jonathan Hunter , Jonathan Corbet Cc: Dan Carpenter , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, linux-doc@vger.kernel.org, Anusha Srivatsa , Dmitry Baryshkov X-Developer-Signature: v=1; a=ed25519-sha256; t=1741122340; l=2864; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=e7EAZ+KmeNfJYACxac/4HIs+1oMWt3cBSpu13fis9p8=; b=ys/SsEsGmjzQgZea8LqbK2IhVs/FOKEF4L1GqDD5qjRUNKHNm91m1YLg4jFnTkR1dD3lLNNAL HGHnws6i/2dCqW2OhErTnr6CHplGcJYBRtOI1xOmBwTrTcoixbwqQZE X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Replace platform_get_resource + devm_ioremap with just devm_platform_ioremap_resource() Used Coccinelle to do this change. SmPl patch: @rule_2@ identifier res; expression ioremap; identifier pdev; @@ -struct resource *res; ... -res =3D platform_get_resource(pdev,...); <... -if (!res) { -... -} ...> -ioremap =3D devm_ioremap(...); +ioremap =3D devm_platform_ioremap_resource(pdev,0); v2: Address the return handling properly since the new API returns error pointers and not NULL. Cc: Chunyan Zhang Cc: Dmitry Baryshkov Signed-off-by: Anusha Srivatsa Reviewed-by: Chunyan Zhang (v1) Reviewed-by: Maxime Ripard (v1) --- drivers/gpu/drm/sprd/sprd_dpu.c | 13 +++---------- drivers/gpu/drm/sprd/sprd_dsi.c | 13 +++---------- 2 files changed, 6 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/sprd/sprd_dpu.c b/drivers/gpu/drm/sprd/sprd_dp= u.c index cb2816985305fd19eac27413c214681a5a1e9ffa..a3447622a33cd612e34be038e83= 3222567bdcd2c 100644 --- a/drivers/gpu/drm/sprd/sprd_dpu.c +++ b/drivers/gpu/drm/sprd/sprd_dpu.c @@ -784,19 +784,12 @@ static int sprd_dpu_context_init(struct sprd_dpu *dpu, { struct platform_device *pdev =3D to_platform_device(dev); struct dpu_context *ctx =3D &dpu->ctx; - struct resource *res; int ret; =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "failed to get I/O resource\n"); - return -EINVAL; - } - - ctx->base =3D devm_ioremap(dev, res->start, resource_size(res)); - if (!ctx->base) { + ctx->base =3D devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(ctx->base)) { dev_err(dev, "failed to map dpu registers\n"); - return -EFAULT; + return PTR_ERR(ctx->base); } =20 ctx->irq =3D platform_get_irq(pdev, 0); diff --git a/drivers/gpu/drm/sprd/sprd_dsi.c b/drivers/gpu/drm/sprd/sprd_ds= i.c index 8fc26479bb6bce0aa94914f49d0986a7e19326c1..23b0e1dc547a5023ee6ad7d5e1c= 49e2cec986bf0 100644 --- a/drivers/gpu/drm/sprd/sprd_dsi.c +++ b/drivers/gpu/drm/sprd/sprd_dsi.c @@ -901,18 +901,11 @@ static int sprd_dsi_context_init(struct sprd_dsi *dsi, { struct platform_device *pdev =3D to_platform_device(dev); struct dsi_context *ctx =3D &dsi->ctx; - struct resource *res; =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "failed to get I/O resource\n"); - return -EINVAL; - } - - ctx->base =3D devm_ioremap(dev, res->start, resource_size(res)); - if (!ctx->base) { + ctx->base =3D devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(ctx->base)) { drm_err(dsi->drm, "failed to map dsi host registers\n"); - return -ENXIO; + return PTR_ERR(ctx->base); } =20 ctx->regmap =3D devm_regmap_init(dev, ®map_tst_io, dsi, &byte_config); --=20 2.48.1