ar71xx: improve SPI flash read/write performance
authorGabor Juhos <juhosg@openwrt.org>
Tue, 27 Mar 2012 19:38:15 +0000 (19:38 +0000)
committerGabor Juhos <juhosg@openwrt.org>
Tue, 27 Mar 2012 19:38:15 +0000 (19:38 +0000)
commit102c6df148ee4b5df368c32e282e31f37f26363f
treefa1fbd3a2773421c8b15b9d15b3c1721b6e025a1
parent6455178a6a66c36a916e4ba6bdffe18846e637b5
ar71xx: improve SPI flash read/write performance

mtd_speedtest results:

                        page write speed
                    old         new       delta
DB120            209 KiB/s   226 KiB/s     +8.13%
TL-WR1043ND v1   122 KiB/s   148 KiB/s    +21.31%
TL-WR703N v1     153 KiB/s   194 KiB/s    +26.80%
TL-MR3220 v1     130 KiB/s   156 KiB/s    +20.00%
TL-WR2543ND v1   158 KiB/s   202 KiB/s    +27.85%
TL-WR741ND v2    122 KiB/s   152 KiB/s    +24.59%
ALFA AP96        229 KiB/s   260 KiB/s    +13.54%
WNDR3700         202 KiB/s   223 KiB/s    +10.40%

                         page read speed
                    old        new       delta
DB120            691 KiB/s   929 KiB/s    +34.44%
TL-WR1043ND v1   372 KiB/s   754 KiB/s   +102.69%
TL-WR703N v1     375 KiB/s   745 KiB/s    +98.67%
TL-MR3220 v1     372 KiB/s   752 KiB/s   +102.15%
TL-WR2543ND v1   307 KiB/s   564 KiB/s    +83.71%
TL-WR741ND v2    315 KiB/s   525 KiB/s    +66.67%
ALFA AP96        515 KiB/s   702 KiB/s    +36.31%
WNDR3700         515 KiB/s   697 KiB/s    +35.34%

SVN-Revision: 31117
20 files changed:
target/linux/ar71xx/patches-3.2/201-spi-ath79-add-delay-between-SCK-changes.patch
target/linux/ar71xx/patches-3.2/202-spi-ath79-add-missing-HIGH-LOW-SCK-transition.patch
target/linux/ar71xx/patches-3.2/203-spi-ath79-remove-superfluous-chip-select-code.patch
target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch
target/linux/ar71xx/patches-3.2/205-spi-ath79-avoid-multiple-initialization-of-the-SPI-c.patch [new file with mode: 0644]
target/linux/ar71xx/patches-3.2/205-spi-ath79-introduce-ath79_spi_-en-dis-able-helpers.patch [deleted file]
target/linux/ar71xx/patches-3.2/206-spi-ath79-add-shutdown-handler.patch
target/linux/ar71xx/patches-3.2/207-spi-ath79-make-chipselect-logic-more-flexible.patch
target/linux/ar71xx/patches-3.2/208-MIPS-ath79-db120-spi-chipselect-fix.patch [new file with mode: 0644]
target/linux/ar71xx/patches-3.2/208-spi-ath79-make-chip-select-more-flexible.patch [deleted file]
target/linux/ar71xx/patches-3.3/201-spi-ath79-add-delay-between-SCK-changes.patch
target/linux/ar71xx/patches-3.3/202-spi-ath79-add-missing-HIGH-LOW-SCK-transition.patch
target/linux/ar71xx/patches-3.3/203-spi-ath79-remove-superfluous-chip-select-code.patch
target/linux/ar71xx/patches-3.3/204-spi-ath79-use-gpio_request_one.patch
target/linux/ar71xx/patches-3.3/205-spi-ath79-avoid-multiple-initialization-of-the-SPI-c.patch [new file with mode: 0644]
target/linux/ar71xx/patches-3.3/205-spi-ath79-introduce-ath79_spi_-en-dis-able-helpers.patch [deleted file]
target/linux/ar71xx/patches-3.3/206-spi-ath79-add-shutdown-handler.patch
target/linux/ar71xx/patches-3.3/207-spi-ath79-make-chipselect-logic-more-flexible.patch
target/linux/ar71xx/patches-3.3/208-MIPS-ath79-db120-spi-chipselect-fix.patch [new file with mode: 0644]
target/linux/ar71xx/patches-3.3/208-spi-ath79-make-chip-select-more-flexible.patch [deleted file]