Thread (20 messages) 20 messages, 9 authors, 2021-04-20

Re: [RFC v1 PATCH 3/3] driver: update all the code that use soc_device_match

From: Péter Ujfalusi <peter.ujfalusi@gmail.com>
Date: 2021-04-20 09:39:08
Also in: dmaengine, dri-devel, linux-amlogic, linux-clk, linux-crypto, linux-gpio, linux-iommu, linux-media, linux-mediatek, linux-mmc, linux-omap, linux-phy, linux-pm, linux-renesas-soc, linux-staging, linux-usb, linux-watchdog, lkml, netdev

Hi Alice,

On 4/19/21 7:27 AM, Alice Guo (OSS) wrote:
From: Alice Guo <redacted>

Update all the code that use soc_device_match because add support for
soc_device_match returning -EPROBE_DEFER.

Signed-off-by: Alice Guo <redacted>
---
 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(-)
...
quoted hunk ↗ jump to hunk
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
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help