mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-13 14:14:37 +00:00
Code Issues Releases Wiki Activity
linux-stable/drivers/spi
History
zhichao.liu cf82d0ecb8
spi: mediatek: Fix package division error 
Commit 7e963fb2a3 ("spi: mediatek: add ipm design support
for MT7986") makes a mistake on package dividing operation
(one change is missing), need to fix it.

Background:
Ipm design is expanding the HW capability of dma (adjust package
length from 1KB to 64KB), and using "dev_comp->ipm_support" flag
to indicate it.

Issue description:
Ipm support patch (said above) is missing to handle remainder at
package dividing operation.
One case, a transmission length is 65KB, is will divide to 1K
(package length) * 65(package loop) in non-ipm desgin case, and
will divide to 64K(package length) * 1(package loop) + 1K(remainder)
in ipm design case. And the 1K remainder will be lost with the
current SW flow, and the transmission will be failure.
So, it should be fixed.

Solution:
Add "ipm_design" flag in function "mtk_spi_get_mult_delta()" to
indicate HW capability, and modify the parameters corespondingly.

fixes: 7e963fb2a3 ("spi: mediatek: add ipm design support for MT7986")
Signed-off-by: zhichao.liu <zhichao.liu@mediatek.com>
Link: https://lore.kernel.org/r/20221021091653.18297-1-zhichao.liu@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2022-10-31 13:20:09 +00:00
..
atmel-quadspi.c spi: atmel-quadspi: align condition to parenthesis 2022-06-09 12:20:05 +01:00
internals.h
Kconfig spi: microchip-core-qspi: Add support for microchip fpga qspi controllers 2022-08-15 12:17:38 +01:00
Makefile spi: microchip-core-qspi: Add support for microchip fpga qspi controllers 2022-08-15 12:17:38 +01:00
spi-altera-core.c
spi-altera-dfl.c spi: spi-altera-dfl: Fix an error handling path 2022-06-06 12:39:16 +01:00
spi-altera-platform.c
spi-amd.c spi: amd: Fix speed selection 2022-08-30 11:21:34 +01:00
spi-ar934x.c spi: ar934x: fix transfer size 2022-01-04 14:59:40 +00:00
spi-armada-3700.c spi: a3700: support BE for AC5 SPI driver 2022-07-26 16:51:07 +01:00
spi-aspeed-smc.c spi: aspeed: Fix window offset of CE1 2022-10-19 14:36:43 +01:00
spi-at91-usart.c
spi-ath79.c spi: ath79: add mem_ops for fast-read 2022-02-08 13:40:18 +00:00
spi-atmel.c spi: atmel: remove #ifdef CONFIG_{PM, SLEEP} 2022-07-18 13:45:32 +01:00
spi-au1550.c spi: spi-au1550: replace ternary operator with min() 2022-05-16 17:57:01 +01:00
spi-axi-spi-engine.c
spi-bcm-qspi.c spi: bcm-qspi: fix MSPI only access with bcm_qspi_exec_mem_op() 2022-04-06 15:50:11 +01:00
spi-bcm-qspi.h
spi-bcm63xx-hsspi.c
spi-bcm63xx.c
spi-bcm2835.c spi: Updates for v5.20 2022-08-02 10:55:04 -07:00
spi-bcm2835aux.c spi: bcm2835aux: Convert to use GPIO descriptors 2022-02-01 16:08:47 +00:00
spi-bitbang-txrx.h spi: gpio: Implement LSB First bitbang support 2022-02-22 11:56:41 +00:00
spi-bitbang.c
spi-brcmstb-qspi.c
spi-butterfly.c
spi-cadence-quadspi.c spi: cadence-quadspi: Fix PM disable depth imbalance in cqspi_probe 2022-09-26 16:10:35 +01:00
spi-cadence-xspi.c spi: cadence: Remove redundant dev_err call 2022-09-23 13:56:28 +01:00
spi-cadence.c spi: spi-cadence: Fix SPI NO Slave Select macro definition 2022-07-20 18:45:21 +01:00
spi-cavium-octeon.c
spi-cavium-thunderx.c
spi-cavium.c
spi-cavium.h
spi-clps711x.c spi: clps711x: Use syscon_regmap_lookup_by_phandle 2022-04-25 14:01:09 +01:00
spi-coldfire-qspi.c
spi-davinci.c
spi-dln2.c spi: dln2: Propagate firmware node 2021-12-23 13:38:38 +00:00
spi-dw-bt1.c spi: dw: Fix PM disable depth imbalance in dw_spi_bt1_probe 2022-09-26 16:10:36 +01:00
spi-dw-core.c spi: dw: Quite logging on deferred controller registration 2022-08-23 13:06:36 +01:00
spi-dw-dma.c spi: dw: Add deferred DMA-channels setup support 2022-06-27 13:24:33 +01:00
spi-dw-mmio.c spi: dw: Add support for Intel Thunder Bay SPI controller 2022-07-13 13:32:32 +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: Add support for Intel Thunder Bay SPI controller 2022-07-13 13:32:32 +01:00
spi-ep93xx.c
spi-falcon.c
spi-fsi.c spi: fsi: Increase timeout and ensure status is checked 2022-06-23 15:48:21 +01:00
spi-fsl-cpm.c
spi-fsl-cpm.h
spi-fsl-dspi.c spi: spi-fsl-dspi: Use devm_platform_get_and_ioremap_resource() 2022-09-26 16:10:39 +01:00
spi-fsl-espi.c
spi-fsl-lib.c
spi-fsl-lib.h
spi-fsl-lpspi.c spi: spi-fsl-lpspi: Use devm_platform_get_and_ioremap_resource() 2022-09-26 16:10:40 +01:00
spi-fsl-qspi.c spi: spi-fsl-qspi: Use devm_platform_ioremap_resource_byname() 2022-09-26 16:10:41 +01:00
spi-fsl-spi.c spi: fsl_spi: Convert to transfer_one 2022-09-14 18:34:53 +01:00
spi-fsl-spi.h
spi-geni-qcom.c spi: qcom: geni: Simplify DMA setting 2022-01-28 16:00:24 +00:00
spi-gpio.c spi: gpio: Implement LSB First bitbang support 2022-02-22 11:56:41 +00:00
spi-gxp.c spi: spi-gxp: fix typo in SPDX identifier line 2022-10-04 12:45:07 +01:00
spi-hisi-kunpeng.c spi: hisi-kunpeng: Fix the debugfs directory name incorrect 2021-11-17 13:04:54 +00:00
spi-hisi-sfc-v3xx.c
spi-img-spfi.c spi: img-spfi: using pm_runtime_resume_and_get instead of pm_runtime_get_sync 2022-09-23 18:21:48 +01:00
spi-imx.c sound updates for 5.19-rc1 2022-05-25 16:55:16 -07:00
spi-ingenic.c spi: ingenic: Add support for new Ingenic SoCs. 2022-04-25 14:00:51 +01:00
spi-intel-pci.c spi: intel: Add support for Intel Meteor Lake-P SPI serial flash 2022-06-29 12:38:20 +01:00
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: Fix the offset to get the 64K erase opcode 2022-10-13 13:01:37 +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-jcore.c
spi-lantiq-ssc.c spi: Use of_device_get_match_data() 2022-02-21 13:25:19 +00:00
spi-lm70llp.c
spi-loopback-test.c spi: spi-loopback-test: Add test to trigger DMA/PIO mixing 2022-09-19 15:44:19 +01:00
spi-lp8841-rtc.c
spi-mem.c spi: spi-mem: Fix spi_mem_poll_status() 2022-06-06 12:32:27 +01:00
spi-meson-spicc.c spi: meson-spicc: move wait completion in driver to take bursts delay in account 2022-10-26 14:17:46 +01:00
spi-meson-spifc.c spi: spi-meson-spifc: Add missing pm_runtime_disable() in meson_spifc_probe 2022-01-07 13:36:38 +00:00
spi-microchip-core-qspi.c spi: microchip-core-qspi: Add support for microchip fpga qspi controllers 2022-08-15 12:17:38 +01:00
spi-microchip-core.c spi: microchip-core: Simplify some error message 2022-08-15 12:18:41 +01:00
spi-mpc52xx-psc.c spi: mpc52xx-psc: Switch to using core message queue 2022-06-27 13:24:36 +01:00
spi-mpc52xx.c spi: mpc52xx: Replace NO_IRQ by 0 2022-10-10 13:01:20 +01:00
spi-mpc512x-psc.c spi: mpc512x-psc: Fix compile errors 2022-02-02 16:09:29 +00:00
spi-mt65xx.c spi: mediatek: Fix package division error 2022-10-31 13:20:09 +00:00
spi-mt7621.c spi: mt7621: Remove 'clk' from 'struct mt7621_spi' 2022-08-29 17:51:39 +01:00
spi-mtk-nor.c spi: spi-mtk-nor: initialize spi controller after resume 2022-04-12 17:18:51 +01:00
spi-mtk-snfi.c spi: mtk-snfi: preserve dma_mapping_error() error codes 2022-05-03 14:00:38 +01:00
spi-mux.c
spi-mxic.c spi: mxic: Fix an error handling path in mxic_spi_probe() 2022-04-04 08:45:14 +01:00
spi-mxs.c spi: mxs: using pm_runtime_resume_and_get instead of pm_runtime_get_sync 2022-04-25 14:00:59 +01:00
spi-npcm-fiu.c spi: npcm-fiu: Add NPCM8XX support 2022-07-20 16:55:26 +01:00
spi-npcm-pspi.c spi: npcm-pspi: Add NPCM845 peripheral SPI support 2022-08-15 12:17:29 +01:00
spi-nxp-fspi.c spi: nxp-fspi: Do not dereference fwnode in struct device 2022-09-07 12:44:33 +01:00
spi-oc-tiny.c
spi-omap-100k.c spi/omap100k:Fix PM disable depth imbalance in omap1_spi100k_probe 2022-09-26 16:10:37 +01:00
spi-omap-uwire.c ARM: omap1: move perseus spi pinconf to board file 2022-04-21 15:01:08 +02:00
spi-omap2-mcspi.c spi: omap2-mcspi: Fix probe so driver works again 2022-09-21 10:28:20 +01:00
spi-orion.c
spi-pic32-sqi.c
spi-pic32.c spi: pic32: Convert to use GPIO descriptors 2022-01-31 15:17:30 +00:00
spi-pl022.c
spi-ppc4xx.c
spi-pxa2xx-dma.c
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: Remove the unneeded result variable 2022-08-25 12:29:36 +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-qup.c spi: qup: support using GPIO as chip select line 2022-10-17 12:46:59 +01:00
spi-rb4xx.c
spi-realtek-rtl.c
spi-rockchip-sfc.c spi: rockchip-sfc: fix platform_get_irq.cocci warning 2022-03-10 12:17:56 +00:00
spi-rockchip.c spi: rockchip: Unmask IRQ at the final to avoid preemption 2022-06-20 11:35:43 +01:00
spi-rpc-if.c spi: rpc-if: Fix RPM imbalance in probe error path 2022-04-04 08:38:59 +01:00
spi-rspi.c spi: spi-rspi: Fix PIO fallback on RZ platforms 2022-07-21 17:21:07 +01:00
spi-s3c24xx-regs.h
spi-s3c24xx.c spi: s3c24xx: Switch to use devm_spi_alloc_master() 2022-09-23 18:21:50 +01:00
spi-s3c64xx.c spi: s3c64xx: Fix large transfers with DMA 2022-09-28 12:54:07 +01:00
spi-sc18is602.c
spi-sh-hspi.c
spi-sh-msiof.c spi: sh-msiof: add generic Gen4 binding 2022-08-29 12:41:36 +01:00
spi-sh-sci.c
spi-sh.c spi: sh: Switch to using core message queue 2022-06-27 13:24:35 +01:00
spi-sifive.c spi: sifive: add PM callbacks to support suspend/resume 2022-06-10 13:32:24 +01:00
spi-slave-mt27xx.c
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-sprd-adi.c
spi-sprd.c spi: spi-sprd: using pm_runtime_resume_and_get instead of pm_runtime_get_sync 2022-04-25 14:00:57 +01:00
spi-st-ssc4.c spi: st-ssc4: Covert to use GPIO descriptors 2022-02-01 16:08:45 +00:00
spi-stm32-qspi.c spi: stm32-qspi: Refactor dual flash mode enable check in ->setup() 2022-08-31 12:13:11 +01:00
spi-stm32.c spi: stm32: Print summary 'callbacks suppressed' message 2022-10-24 12:40:39 +01:00
spi-sun4i.c spi: sun4i: fix typos in comments 2022-03-15 12:03:58 +00:00
spi-sun6i.c
spi-sunplus-sp7021.c spi: remove spin_lock_irq and variable in the irq procress 2022-04-19 13:13:42 +01:00
spi-synquacer.c spi: synquacer: Add missing clk_disable_unprepare() 2022-06-27 23:26:53 +01:00
spi-tegra20-sflash.c spi: spi-tegra20-sflash: using pm_runtime_resume_and_get instead of pm_runtime_get_sync 2022-04-25 14:01:03 +01:00
spi-tegra20-slink.c spi: tegra20-slink: fix UAF in tegra_slink_remove() 2022-07-13 13:49:03 +01:00
spi-tegra114.c spi: spi-tegra114: using pm_runtime_resume_and_get instead of pm_runtime_get_sync 2022-04-19 13:13:44 +01:00
spi-tegra210-quad.c spi: tegra210-quad: Don't initialise DMA if not supported 2022-10-28 17:27:44 +01:00
spi-test.h
spi-ti-qspi.c spi: spi-ti-qspi: Support per-transfer and per-slave speed_hz settings 2022-06-06 12:41:36 +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: topcliff-pch: Use core message validation 2022-06-20 12:43:36 +01:00
spi-uniphier.c spi: uniphier: fix reference count leak in uniphier_spi_probe() 2022-01-26 15:52:05 +00:00
spi-xcomm.c
spi-xilinx.c spi: xilinx: Switch to use devm_spi_alloc_master() 2022-09-23 18:21:49 +01:00
spi-xlp.c spi: xlp: Remove Netlogic XLP variants 2021-11-15 13:27:17 +00:00
spi-xtensa-xtfpga.c spi: xtensa-xtfpga: Switch to use devm_spi_alloc_master() 2022-09-22 14:39:50 +01:00
spi-zynq-qspi.c spi: spi-zynq-qspi: Fix a NULL pointer dereference in zynq_qspi_exec_mem_op() 2022-02-08 13:37:50 +00:00
spi-zynqmp-gqspi.c spi: spi-zynqmp-gqspi: Add two chip select support 2022-06-06 12:41:27 +01:00
spi.c spi: Ensure that sg_table won't be used after being freed 2022-09-30 12:56:29 +01:00
spidev.c spi: spidev: add SPI_RX_CPHA_FLIP 2022-04-19 13:13:48 +01:00