linux/drivers/spi
Stefan Wahren 5b1f34bf36 spi: spi-fsl-lpspi: Adjust type of scldiv
[ Upstream commit fa8ecda987 ]

The target value of scldiv is just a byte, but its calculation in
fsl_lpspi_set_bitrate could be negative. So use an adequate type to store
the result and avoid overflows. After that this needs range check
adjustments, but this should make the code less opaque.

Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20240930093056.93418-2-wahrenst@gmx.net
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2024-12-14 19:59:59 +01:00
..
atmel-quadspi.c spi: atmel-quadspi: Fix register name in verbose logging function 2024-12-09 10:32:34 +01:00
internals.h spi: Add an helper to flush the message queue 2018-04-23 15:48:18 +01:00
Kconfig spi: spi-zynqmp-gqspi: fix driver kconfig dependencies 2024-01-25 15:35:14 -08:00
Makefile Add cs42l43 PC focused SoundWire CODEC 2023-08-18 22:46:19 +01:00
spi-altera-core.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-altera-dfl.c spi: spi-altera-dfl: switch to use modern name 2022-12-29 13:22:04 +00:00
spi-altera-platform.c spi: spi-altera-platform: switch to use modern name 2022-12-29 13:22:05 +00:00
spi-amd.c spi: amd: fix Wvoid-pointer-to-enum-cast warning 2023-08-14 13:11:15 +01:00
spi-amlogic-spifc-a1.c spi: amlogic-spifc-a1: switch to use devm_spi_alloc_host() 2023-08-14 13:10:48 +01:00
spi-ar934x.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-armada-3700.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-aspeed-smc.c spi: aspeed: switch to use modern name 2023-08-07 14:38:18 +01:00
spi-at91-usart.c spi: at91-usart: Use PTR_ERR_OR_ZERO() to simplify code 2023-08-22 13:51:35 +01:00
spi-ath79.c spi: Rename SPI_MASTER_GPIO_SS to SPI_CONTROLLER_GPIO_SS 2023-07-11 14:12:56 +01:00
spi-atmel.c spi: atmel: Fix clock issue when using devices with different polarities 2024-01-01 12:42:44 +00:00
spi-au1550.c spi: au1550: switch to use modern name 2023-08-14 13:10:49 +01:00
spi-axi-spi-engine.c spi: axi-spi-engine: fix version format string 2024-05-17 12:02:01 +02:00
spi-bcm-qspi.c spi: bcm-qspi: fix SFDP BFPT read by usig mspi read 2024-01-31 16:19:13 -08:00
spi-bcm-qspi.h spi: bcm-qspi: Make bcm_qspi_remove() return void 2022-10-18 19:16:53 +01:00
spi-bcm63xx-hsspi.c spi: bcm63xx-hsspi: switch to use modern name 2023-08-07 14:38:23 +01:00
spi-bcm63xx.c spi: bcm63xx: Fix missing pm_runtime_disable() 2024-10-10 11:57:44 +02:00
spi-bcm2835.c spi: switch to use modern name 2023-08-07 21:59:25 +01:00
spi-bcm2835aux.c spi: switch to use modern name 2023-08-07 21:59:25 +01:00
spi-bcmbca-hsspi.c spi: bcmbca-hsspi: Fix missing pm_runtime_disable() 2024-10-04 16:29:03 +02:00
spi-bitbang-txrx.h spi: Get rid of old SPI_MASTER_NO_TX & SPI_MASTER_NO_RX 2023-07-11 13:41:20 +01:00
spi-bitbang.c spi: Rename SPI_MASTER_GPIO_SS to SPI_CONTROLLER_GPIO_SS 2023-07-11 14:12:56 +01:00
spi-brcmstb-qspi.c spi: brcmstb-qspi: Convert to platform remove callback returning void 2023-03-06 12:31:15 +00:00
spi-butterfly.c spi: butterfly: switch to use modern name 2023-08-07 14:38:25 +01:00
spi-cadence-quadspi.c spi: cadence-qspi: fix pointer reference in runtime PM hooks 2024-03-06 14:48:34 +00:00
spi-cadence-xspi.c spi: cadence: Ensure data lines set to low during dummy-cycle period 2024-07-11 12:49:21 +02:00
spi-cadence.c spi: spi-cadence: Fix missing spi_controller_is_target() check 2024-10-10 11:57:40 +02:00
spi-cavium-octeon.c spi: octeon: switch to use modern name 2023-08-07 14:38:29 +01:00
spi-cavium-thunderx.c spi: spi-cavium-thunderx: switch to use modern name 2023-08-07 14:38:30 +01:00
spi-cavium.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-cavium.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
spi-clps711x.c spi: clps711x: switch to use modern name 2023-08-07 14:38:28 +01:00
spi-coldfire-qspi.c spi: coldfire-qspi: Remove an erroneous clk_disable_unprepare() from the remove function 2024-01-25 15:35:55 -08:00
spi-cs42l43.c spi: cs42l43: Correct SPI root clock speed 2024-06-27 13:49:08 +02:00
spi-davinci.c spi: davinci: switch to use modern name 2023-08-07 14:38:31 +01:00
spi-dln2.c spi: dln2: switch to use modern name 2023-08-07 14:38:32 +01:00
spi-dw-bt1.c spi: dw-bt1: Convert to platform remove callback returning void 2023-03-06 12:31:21 +00:00
spi-dw-core.c spi: dw: switch to use modern name 2023-08-07 14:38:33 +01:00
spi-dw-dma.c spi: dw: switch to use modern name 2023-08-07 14:38:33 +01:00
spi-dw-mmio.c spi: dw-mmio: keep old name same as documentation 2023-08-16 12:58:07 +01:00
spi-dw-pci.c spi: dw: Put the driver entities naming in order 2021-11-16 14:30:05 +00:00
spi-dw.h spi: dw: switch to use modern name 2023-08-07 14:38:33 +01:00
spi-ep93xx.c spi: ep93xx: switch to use modern name 2023-08-14 13:10:50 +01:00
spi-falcon.c spi: falcon: switch to use modern name 2023-08-14 13:10:51 +01:00
spi-fsi.c spi: fsi: switch to use spi_alloc_host() 2023-08-14 13:10:52 +01:00
spi-fsl-cpm.c spi: fsl-cpm: Properly define and use IO pointers 2023-08-09 12:52:49 +01:00
spi-fsl-cpm.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
spi-fsl-dspi.c spi: spi-fsl-dspi: Fix crash when not using GPIO chip select 2024-11-08 16:28:25 +01:00
spi-fsl-espi.c spi: fsl-espi: switch to use modern name 2023-08-14 13:10:54 +01:00
spi-fsl-lib.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-fsl-lib.h spi: fsl: Remove unused extern declarations 2023-07-25 17:40:28 +01:00
spi-fsl-lpspi.c spi: spi-fsl-lpspi: Adjust type of scldiv 2024-12-14 19:59:59 +01:00
spi-fsl-qspi.c spi: fsl-qspi: switch to use modern name 2023-08-14 13:10:55 +01:00
spi-fsl-spi.c spi: fsl-spi: switch to use modern name 2023-08-14 13:10:56 +01:00
spi-fsl-spi.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
spi-geni-qcom.c spi: geni-qcom: Fix boot warning related to pm_runtime and devres 2024-11-08 16:28:17 +01:00
spi-gpio.c spi: gpio: switch to use modern name 2023-08-14 13:10:57 +01:00
spi-gxp.c spi: spi-gxp: BUG: Correct spi write return value 2023-09-27 17:06:36 +02:00
spi-hisi-kunpeng.c spi: hisi-kunpeng: Add verification for the max_frequency provided by the firmware 2024-09-12 11:11:38 +02:00
spi-hisi-sfc-v3xx.c spi: hisi-sfc-v3xx: Return IRQ_NONE if no interrupts were detected 2024-03-01 13:34:49 +01:00
spi-img-spfi.c spi: img-spfi: switch to use modern name 2023-08-14 13:11:01 +01:00
spi-imx.c spi: spi-imx: Fix pm_runtime_set_suspended() with runtime pm enabled 2024-10-10 11:57:40 +02:00
spi-ingenic.c spi: ingenic: switch to use devm_spi_alloc_host() 2023-08-14 13:11:03 +01:00
spi-intel-pci.c spi: intel-pci: Add support for Lunar Lake-M SPI serial flash 2024-03-26 18:19:10 -04:00
spi-intel-platform.c mtd: spi-nor: intel-spi: Convert to SPI MEM 2022-02-14 12:53:09 +00:00
spi-intel.c spi: intel: switch to use modern name 2023-08-14 13:11:04 +01:00
spi-intel.h mtd: spi-nor: intel-spi: Convert to SPI MEM 2022-02-14 12:53:09 +00:00
spi-iproc-qspi.c spi: bcm-qspi: Simplify logic by using devm_platform_ioremap_resource_byname() 2023-08-21 13:10:56 +01:00
spi-jcore.c spi: jcore: switch to use modern name 2023-08-14 13:11:05 +01:00
spi-lantiq-ssc.c spi: lantiq: switch to use modern name 2023-08-14 13:11:06 +01:00
spi-lm70llp.c spi: lm70llp: add parenthesis for sizeof 2021-05-20 18:00:34 +01:00
spi-loongson-core.c spi: loongson: add bus driver for the loongson spi controller 2023-07-31 15:57:09 +01:00
spi-loongson-pci.c spi: loongson: add bus driver for the loongson spi controller 2023-07-31 15:57:09 +01:00
spi-loongson-plat.c spi: loongson: add bus driver for the loongson spi controller 2023-07-31 15:57:09 +01:00
spi-loongson.h spi: loongson: add bus driver for the loongson spi controller 2023-07-31 15:57:09 +01:00
spi-loopback-test.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-lp8841-rtc.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-mem.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-meson-spicc.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-meson-spifc.c spi: meson-spifc: Convert to platform remove callback returning void 2023-03-06 12:31:33 +00:00
spi-microchip-core-qspi.c spi: microchip-core-qspi: fix setting spi bus clock rate 2024-05-17 12:02:36 +02:00
spi-microchip-core.c spi: microchip-core: ensure TX and RX FIFOs are empty at start of a transfer 2024-08-03 08:54:40 +02:00
spi-mpc52xx-psc.c spi: spi-mpc52xx-psc: Fix an unsigned comparison that can never be negative 2023-08-07 18:37:54 +01:00
spi-mpc52xx.c spi: mpc52xx: Add cancel_work_sync before module remove 2024-12-14 19:59:49 +01:00
spi-mpc512x-psc.c spi: mpc5xxx-psc: Fix unsigned expression compared with zero 2023-08-03 17:07:09 +01:00
spi-mt65xx.c spi: spi-mt65xx: Fix NULL pointer access in interrupt handler 2024-03-26 18:20:13 -04:00
spi-mt7621.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-mtk-nor.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-mtk-snfi.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-mux.c spi: mux: set ctlr->bits_per_word_mask 2024-07-25 09:50:56 +02:00
spi-mxic.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-mxs.c spi: Convert to SPI_CONTROLLER_HALF_DUPLEX 2023-07-11 14:14:31 +01:00
spi-npcm-fiu.c spi: npcm-fiu: Fix UMA reads when dummy.nbytes == 0 2023-10-02 15:03:19 +01:00
spi-npcm-pspi.c spi: npcm-pspi: Convert to platform remove callback returning void 2023-03-06 21:17:50 +00:00
spi-nxp-fspi.c spi: fspi: add support for imx8ulp 2024-10-04 16:30:03 +02:00
spi-oc-tiny.c spi: oc-tiny: Convert to platform remove callback returning void 2023-03-06 21:17:51 +00:00
spi-omap-uwire.c spi: Convert to SPI_CONTROLLER_HALF_DUPLEX 2023-07-11 14:14:31 +01:00
spi-omap2-mcspi.c spi: omap2-mcspi: Fix hardcoded reference clock 2023-11-20 11:59:08 +01:00
spi-orion.c spi: orion: switch to use modern name 2023-08-21 14:29:18 +01:00
spi-pci1xxxx.c spi: mchp-pci1xxx: Fix a possible null pointer dereference in pci1xxx_spi_probe 2024-04-10 16:36:01 +02:00
spi-pic32-sqi.c spi: pic32-sqi: switch to use modern name 2023-08-21 14:29:20 +01:00
spi-pic32.c spi: pic32: switch to use modern name 2023-08-21 14:29:21 +01:00
spi-pl022.c spi: spl022: switch to use modern name 2023-08-21 14:29:22 +01:00
spi-ppc4xx.c spi: ppc4xx: Avoid returning 0 when failed to parse and map IRQ 2024-10-04 16:29:02 +02:00
spi-pxa2xx-dma.c spi: pxa2xx: Fix style of and typos in the comments and messages 2021-05-18 14:05:35 +01:00
spi-pxa2xx-pci.c spi: pxa2xx-pci: Constify struct pxa_spi_info variables 2022-02-28 12:10:27 +00:00
spi-pxa2xx.c spi: pxa2xx: switch to use modern name 2023-08-21 14:29:24 +01:00
spi-pxa2xx.h spi: pxa2xx: Get rid of unused ->cs_control() 2021-11-29 12:19:59 +00:00
spi-qcom-qspi.c spi: spi-qcom-qspi: switch to use modern name 2023-08-21 14:29:25 +01:00
spi-qup.c spi: qup: switch to use modern name 2023-08-21 14:29:26 +01:00
spi-rb4xx.c spi: rb4xx: switch to use modern name 2023-08-21 14:29:27 +01:00
spi-realtek-rtl.c spi: realtek-rtl: switch to use devm_spi_alloc_host() 2023-08-21 14:29:28 +01:00
spi-rockchip-sfc.c spi: rockchip-sfc: switch to use modern name 2023-08-21 14:29:29 +01:00
spi-rockchip.c spi: rockchip: Resolve unbalanced runtime PM / system PM handling 2024-09-12 11:11:27 +02:00
spi-rpc-if.c spi: rpc-if: Add missing MODULE_DEVICE_TABLE 2024-10-10 11:57:41 +02:00
spi-rspi.c spi: rspi: switch to use spi_alloc_host() 2023-08-21 14:29:30 +01:00
spi-rzv2m-csi.c spi: rzv2m-csi: switch to use devm_spi_alloc_host() 2023-08-21 14:29:31 +01:00
spi-s3c64xx.c spi: s3c64xx: fix timeout counters in flush_fifo 2024-10-10 11:57:40 +02:00
spi-sc18is602.c spi: sc18is602: switch to use modern name 2023-08-21 14:29:33 +01:00
spi-sh-hspi.c spi: sh-hspi: switch to use modern name 2023-08-21 14:29:34 +01:00
spi-sh-msiof.c spi: sh-msiof: avoid integer overflow in constants 2024-03-01 13:34:51 +01:00
spi-sh-sci.c spi: sh-sci: switch to use modern name 2023-08-21 14:29:36 +01:00
spi-sh.c spi: sh: switch to use modern name 2023-08-21 14:29:37 +01:00
spi-sifive.c spi: sifive: switch to use modern name 2023-08-21 14:29:38 +01:00
spi-slave-mt27xx.c spi: Get rid of old SPI_MASTER_MUST_TX & SPI_MASTER_MUST_RX 2023-07-11 13:41:25 +01:00
spi-slave-system-control.c spi: make remove callback a void function 2022-02-09 13:00:45 +00:00
spi-slave-time.c spi: make remove callback a void function 2022-02-09 13:00:45 +00:00
spi-sn-f-ospi.c spi: spi-sn-f-ospi: switch to use modern name 2023-08-21 14:29:39 +01:00
spi-sprd-adi.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-sprd.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-st-ssc4.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-stm32-qspi.c spi: stm32: qspi: Clamp stm32_qspi_get_mode() output to CCR_BUSWIDTH_4 2024-06-27 13:49:14 +02:00
spi-stm32.c spi: stm32: Don't warn about spurious interrupts 2024-06-12 11:12:59 +02:00
spi-sun4i.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-sun6i.c spi: Fixes for v6.6 2023-09-07 15:49:20 -07:00
spi-sunplus-sp7021.c spi: sunplus-sp7021: Convert to platform remove callback returning void 2023-03-06 21:18:18 +00:00
spi-synquacer.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-tegra20-sflash.c spi: tegra20-sflash: fix to check return value of platform_get_irq() in tegra_sflash_probe() 2023-07-26 16:30:19 +01:00
spi-tegra20-slink.c spi: tegra: Fix missing IRQ check in tegra_slink_probe() 2023-11-20 11:59:04 +01:00
spi-tegra114.c spi: tegra114: Remove unnecessary NULL-pointer checks 2023-08-15 19:55:00 +01:00
spi-tegra210-quad.c spi: tegra210-quad: Avoid shift-out-of-bounds 2024-12-09 10:31:56 +01:00
spi-test.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
spi-ti-qspi.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-tle62x0.c spi: make remove callback a void function 2022-02-09 13:00:45 +00:00
spi-topcliff-pch.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-uniphier.c spi: uniphier: Convert to platform remove callback returning void 2023-03-06 21:18:24 +00:00
spi-wpcm-fiu.c spi: Explicitly include correct DT includes 2023-07-14 20:53:00 +01:00
spi-xcomm.c spi: Convert to SPI_CONTROLLER_HALF_DUPLEX 2023-07-11 14:14:31 +01:00
spi-xilinx.c spi: xilinx: Use devm_platform_get_and_ioremap_resource() 2023-03-28 14:49:37 +01:00
spi-xlp.c spi: Replace all spi->chip_select and spi->cs_gpiod references with function call 2023-03-11 12:34:01 +00:00
spi-xtensa-xtfpga.c spi: Get rid of old SPI_MASTER_NO_TX & SPI_MASTER_NO_RX 2023-07-11 13:41:20 +01:00
spi-zynq-qspi.c spi: spi-zynq: Do not check for 0 return after calling platform_get_irq() 2023-08-07 14:38:39 +01:00
spi-zynqmp-gqspi.c spi: zynqmp-gqspi: Undo runtime PM changes at driver exit time​ 2024-12-09 10:31:56 +01:00
spi.c spi: Fix acpi deferred irq probe 2024-12-09 10:32:47 +01:00
spidev.c spi: spidev: Add missing spi_device_id for jg10309-01 2024-09-30 16:25:12 +02:00