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Date: Mon, 19 Apr 2021 08:02:15 +0300
From: Leon Romanovsky <leon@...nel.org>
To: "Alice Guo (OSS)" <alice.guo@....nxp.com>
Cc: gregkh@...uxfoundation.org, rafael@...nel.org,
horia.geanta@....com, aymen.sghaier@....com,
herbert@...dor.apana.org.au, davem@...emloft.net, tony@...mide.com,
geert+renesas@...der.be, mturquette@...libre.com, sboyd@...nel.org,
vkoul@...nel.org, peter.ujfalusi@...il.com, a.hajda@...sung.com,
narmstrong@...libre.com, robert.foss@...aro.org, airlied@...ux.ie,
daniel@...ll.ch, khilman@...libre.com, tomba@...nel.org,
jyri.sarha@....fi, joro@...tes.org, will@...nel.org,
mchehab@...nel.org, ulf.hansson@...aro.org,
adrian.hunter@...el.com, kishon@...com, kuba@...nel.org,
linus.walleij@...aro.org, Roy.Pledge@....com, leoyang.li@....com,
ssantosh@...nel.org, matthias.bgg@...il.com, edubezval@...il.com,
j-keerthy@...com, balbi@...nel.org, linux@...sktech.co.nz,
stern@...land.harvard.edu, wim@...ux-watchdog.org,
linux@...ck-us.net, linux-kernel@...r.kernel.org,
linux-crypto@...r.kernel.org, linux-omap@...r.kernel.org,
linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org,
dmaengine@...r.kernel.org, dri-devel@...ts.freedesktop.org,
linux-amlogic@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org,
iommu@...ts.linux-foundation.org, linux-media@...r.kernel.org,
linux-mmc@...r.kernel.org, netdev@...r.kernel.org,
linux-phy@...ts.infradead.org, linux-gpio@...r.kernel.org,
linuxppc-dev@...ts.ozlabs.org, linux-staging@...ts.linux.dev,
linux-mediatek@...ts.infradead.org, linux-pm@...r.kernel.org,
linux-usb@...r.kernel.org, linux-watchdog@...r.kernel.org
Subject: Re: [RFC v1 PATCH 3/3] driver: update all the code that use
soc_device_match
On Mon, Apr 19, 2021 at 12:27:22PM +0800, Alice Guo (OSS) wrote:
> From: Alice Guo <alice.guo@....com>
>
> Update all the code that use soc_device_match because add support for
> soc_device_match returning -EPROBE_DEFER.
>
> Signed-off-by: Alice Guo <alice.guo@....com>
> ---
> 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/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
> index 5fae60f8c135..00c59aa217c1 100644
> --- a/drivers/bus/ti-sysc.c
> +++ b/drivers/bus/ti-sysc.c
> @@ -2909,7 +2909,7 @@ static int sysc_init_soc(struct sysc *ddata)
> }
>
> match = soc_device_match(sysc_soc_feat_match);
> - if (!match)
> + if (!match || IS_ERR(match))
> return 0;
>
> if (match->data)
> diff --git a/drivers/clk/renesas/r8a7795-cpg-mssr.c b/drivers/clk/renesas/r8a7795-cpg-mssr.c
> index c32d2c678046..90a18336a4c3 100644
> --- a/drivers/clk/renesas/r8a7795-cpg-mssr.c
> +++ b/drivers/clk/renesas/r8a7795-cpg-mssr.c
> @@ -439,6 +439,7 @@ static const unsigned int r8a7795es2_mod_nullify[] __initconst = {
>
> static int __init r8a7795_cpg_mssr_init(struct device *dev)
> {
> + const struct soc_device_attribute *match;
> const struct rcar_gen3_cpg_pll_config *cpg_pll_config;
> u32 cpg_mode;
> int error;
> @@ -453,7 +454,8 @@ static int __init r8a7795_cpg_mssr_init(struct device *dev)
> return -EINVAL;
> }
>
> - if (soc_device_match(r8a7795es1)) {
> + match = soc_device_match(r8a7795es1);
> + if (!IS_ERR(match) && match) {
"if (!IS_ERR_OR_NULL(match))" in all places.
Thanks
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