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[91.155.111.71]) by smtp.gmail.com with ESMTPSA id n22sm723197lfu.144.2021.04.20.02.38.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 20 Apr 2021 02:39:01 -0700 (PDT) To: "Alice Guo (OSS)" , gregkh@linuxfoundation.org, rafael@kernel.org, horia.geanta@nxp.com, aymen.sghaier@nxp.com, herbert@gondor.apana.org.au, davem@davemloft.net, tony@atomide.com, geert+renesas@glider.be, mturquette@baylibre.com, sboyd@kernel.org, vkoul@kernel.org, a.hajda@samsung.com, narmstrong@baylibre.com, robert.foss@linaro.org, airlied@linux.ie, daniel@ffwll.ch, khilman@baylibre.com, tomba@kernel.org, jyri.sarha@iki.fi, joro@8bytes.org, will@kernel.org, mchehab@kernel.org, ulf.hansson@linaro.org, adrian.hunter@intel.com, kishon@ti.com, kuba@kernel.org, linus.walleij@linaro.org, Roy.Pledge@nxp.com, leoyang.li@nxp.com, ssantosh@kernel.org, matthias.bgg@gmail.com, edubezval@gmail.com, j-keerthy@ti.com, balbi@kernel.org, linux@prisktech.co.nz, stern@rowland.harvard.edu, wim@linux-watchdog.org, linux@roeck-us.net Cc: linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, linux-omap@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, dmaengine@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, netdev@vger.kernel.org, linux-phy@lists.infradead.org, linux-gpio@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-staging@lists.linux.dev, linux-mediatek@lists.infradead.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-watchdog@vger.kernel.org References: <20210419042722.27554-1-alice.guo@oss.nxp.com> <20210419042722.27554-4-alice.guo@oss.nxp.com> From: =?UTF-8?Q?P=c3=a9ter_Ujfalusi?= Subject: Re: [RFC v1 PATCH 3/3] driver: update all the code that use soc_device_match Message-ID: <2924b8af-d176-01b1-a221-5219c1128494@gmail.com> Date: Tue, 20 Apr 2021 12:40:13 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 In-Reply-To: <20210419042722.27554-4-alice.guo@oss.nxp.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org Hi Alice, On 4/19/21 7:27 AM, Alice Guo (OSS) wrote: > From: Alice Guo > > Update all the code that use soc_device_match because add support for > soc_device_match returning -EPROBE_DEFER. > > Signed-off-by: Alice Guo > --- > drivers/bus/ti-sysc.c | 2 +- > drivers/clk/renesas/r8a7795-cpg-mssr.c | 4 +++- > drivers/clk/renesas/rcar-gen2-cpg.c | 2 +- > drivers/clk/renesas/rcar-gen3-cpg.c | 2 +- > drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c | 7 ++++++- > drivers/dma/ti/k3-psil.c | 3 +++ > drivers/dma/ti/k3-udma.c | 2 +- > drivers/gpu/drm/bridge/nwl-dsi.c | 2 +- > drivers/gpu/drm/meson/meson_drv.c | 4 +++- > drivers/gpu/drm/omapdrm/dss/dispc.c | 2 +- > drivers/gpu/drm/omapdrm/dss/dpi.c | 4 +++- > drivers/gpu/drm/omapdrm/dss/dsi.c | 3 +++ > drivers/gpu/drm/omapdrm/dss/dss.c | 3 +++ > drivers/gpu/drm/omapdrm/dss/hdmi4_core.c | 3 +++ > drivers/gpu/drm/omapdrm/dss/venc.c | 4 +++- > drivers/gpu/drm/omapdrm/omap_drv.c | 3 +++ > drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 4 +++- > drivers/gpu/drm/rcar-du/rcar_lvds.c | 2 +- > drivers/gpu/drm/tidss/tidss_dispc.c | 4 +++- > drivers/iommu/ipmmu-vmsa.c | 7 +++++-- > drivers/media/platform/rcar-vin/rcar-core.c | 2 +- > drivers/media/platform/rcar-vin/rcar-csi2.c | 2 +- > drivers/media/platform/vsp1/vsp1_uif.c | 4 +++- > drivers/mmc/host/renesas_sdhi_core.c | 2 +- > drivers/mmc/host/renesas_sdhi_internal_dmac.c | 2 +- > drivers/mmc/host/sdhci-of-esdhc.c | 21 ++++++++++++++----- > drivers/mmc/host/sdhci-omap.c | 2 +- > drivers/mmc/host/sdhci_am654.c | 2 +- > drivers/net/ethernet/renesas/ravb_main.c | 4 +++- > drivers/net/ethernet/ti/am65-cpsw-nuss.c | 2 +- > drivers/net/ethernet/ti/cpsw.c | 2 +- > drivers/net/ethernet/ti/cpsw_new.c | 2 +- > drivers/phy/ti/phy-omap-usb2.c | 4 +++- > drivers/pinctrl/renesas/core.c | 2 +- > drivers/pinctrl/renesas/pfc-r8a7790.c | 5 ++++- > drivers/pinctrl/renesas/pfc-r8a7794.c | 5 ++++- > drivers/soc/fsl/dpio/dpio-driver.c | 13 ++++++++---- > drivers/soc/renesas/r8a774c0-sysc.c | 5 ++++- > drivers/soc/renesas/r8a7795-sysc.c | 2 +- > drivers/soc/renesas/r8a77990-sysc.c | 5 ++++- > drivers/soc/ti/k3-ringacc.c | 2 +- > drivers/staging/mt7621-pci/pci-mt7621.c | 2 +- > drivers/thermal/rcar_gen3_thermal.c | 4 +++- > drivers/thermal/ti-soc-thermal/ti-bandgap.c | 10 +++++++-- > drivers/usb/gadget/udc/renesas_usb3.c | 2 +- > drivers/usb/host/ehci-platform.c | 4 +++- > drivers/usb/host/xhci-rcar.c | 2 +- > drivers/watchdog/renesas_wdt.c | 2 +- > 48 files changed, 131 insertions(+), 52 deletions(-) > ... > diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c > index 96ad21869ba7..50a4c8f0993d 100644 > --- a/drivers/dma/ti/k3-udma.c > +++ b/drivers/dma/ti/k3-udma.c > @@ -5188,7 +5188,7 @@ static int udma_probe(struct platform_device *pdev) > ud->match_data = match->data; > > soc = soc_device_match(k3_soc_devices); > - if (!soc) { > + if (!IS_ERR(soc) && !soc) { this does not sound right... if (!soc || IS_ERR(soc)) or if (IS_ERR_OR_NULL(soc)) is even better. > dev_err(dev, "No compatible SoC found\n"); > return -ENODEV; There might be a clever macro for it, but: return soc ? PTR_ERR(soc) : -ENODEV; > } -- Péter