linux/drivers/bus
Ioana Ciornei ef57e6c9f7 bus: fsl-mc: return -EPROBE_DEFER when a device is not yet discovered
The fsl_mc_get_endpoint() should return a pointer to the connected
fsl_mc device, if there is one. By interrogating the MC firmware, we
know if there is an endpoint or not so when the endpoint device is
actually searched on the fsl-mc bus and not found we are hitting the
case in which the device has not been yet discovered by the bus.

Return -EPROBE_DEFER so that callers can differentiate this case.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Acked-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-01-09 16:21:30 -08:00
..
fsl-mc bus: fsl-mc: return -EPROBE_DEFER when a device is not yet discovered 2021-01-09 16:21:30 -08:00
mhi Char / Misc driver updates for 5.11-rc1 2020-12-15 14:10:09 -08:00
Kconfig
Makefile
arm-cci.c
arm-integrator-lm.c
brcmstb_gisb.c bus: brcmstb_gisb: Add support for breakpoint interrupts 2020-09-06 20:10:44 -07:00
bt1-apb.c
bt1-axi.c
da8xx-mstpri.c
hisi_lpc.c
imx-weim.c
mips_cdmm.c mips: cdmm: fix use-after-free in mips_cdmm_bus_discover 2020-11-27 10:38:02 +01:00
moxtet.c
mvebu-mbus.c arch, drivers: replace for_each_membock() with for_each_mem_range() 2020-10-13 18:38:35 -07:00
omap-ocp2scp.c
omap_l3_noc.c
omap_l3_noc.h
omap_l3_smx.c
omap_l3_smx.h
qcom-ebi2.c
simple-pm-bus.c
sun50i-de2.c
sunxi-rsb.c
tegra-aconnect.c
tegra-gmi.c
ti-pwmss.c
ti-sysc.c ARM: SoC drivers for v5.11 2020-12-16 16:38:41 -08:00
ts-nbus.c
uniphier-system-bus.c
vexpress-config.c