From mboxrd@z Thu Jan 1 00:00:00 1970 From: swarren@wwwdotorg.org (Stephen Warren) Date: Mon, 19 Aug 2013 13:12:06 -0600 Subject: [PATCH] pinctrl: Pass all configs to driver on pin_config_set() In-Reply-To: <1376606573-15093-1-git-send-email-syin@broadcom.com> References: <1376606573-15093-1-git-send-email-syin@broadcom.com> Message-ID: <52126E06.1040108@wwwdotorg.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 08/15/2013 04:42 PM, Sherman Yin wrote: > When setting pin configuration in the pinctrl framework, pin_config_set() or > pin_config_group_set() is called in a loop to set one configuration at a time > for the specified pin or group. > > This patch 1) removes the loop and 2) changes the API to pass the whole pin > config array to the driver. It is now up to the driver to loop through the > configs. This allows the driver to potentially combine configs and reduce the > number of writes to pin config registers. > > Signed-off-by: Sherman Yin > Reviewed-by: Christian Daudt > Reviewed-by: Matt Porter > Change-Id: I99cbfa2ae7b774456eb71edb276711b1ddcd42c8 That tag shouldn't be included in upstream patches. > drivers/pinctrl/pinconf.c | 42 ++++---- > drivers/pinctrl/pinctrl-tegra.c | 69 ++++++------ > include/linux/pinctrl/pinconf.h | 6 +- Those files, Reviewed-by: Stephen Warren On Tegra (Tegra114 Dalmore board, on top of next-20130816), Tested-by: Stephen Warren