mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-24 09:50:04 +00:00
Code Issues Releases Wiki Activity

mmc: rtsx_usb: Use MMC_CAP2_NO_SDIO

Browse source 
Instead of having to return -EINVAL when requested to send SDIO specific
commands, let's set MMC_CAP2_NO_SDIO as it completely prevents them.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Tested-by: Michał Pecio <michal.pecio@gmail.com>
This commit is contained in:
Ulf Hansson 2018-05-02 13:31:37 +02:00
parent 7405df4c79
commit 4b7d45451d
1 changed files with 2 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
drivers/mmc/host/rtsx_usb_sdmmc.c
View file

@ -26,7 +26,6 @@
#include <linux/mmc/host.h>
#include <linux/mmc/mmc.h>
#include <linux/mmc/sd.h>
#include <linux/mmc/sdio.h>
#include <linux/mmc/card.h>
#include <linux/scatterlist.h>
#include <linux/pm_runtime.h>
@ -839,17 +838,6 @@ static void sdmmc_request(struct mmc_host *mmc, struct mmc_request *mrq)
goto finish_detect_card;
}
/*
* Reject SDIO CMDs to speed up card identification
* since unsupported
*/
if (cmd->opcode == SD_IO_SEND_OP_COND ||
cmd->opcode == SD_IO_RW_DIRECT ||
cmd->opcode == SD_IO_RW_EXTENDED) {
cmd->error = -EINVAL;
goto finish;
}
mutex_lock(&ucr->dev_mutex);
mutex_lock(&host->host_mutex);
@ -1333,7 +1321,8 @@ static void rtsx_usb_init_host(struct rtsx_usb_sdmmc *host)
MMC_CAP_MMC_HIGHSPEED | MMC_CAP_BUS_WIDTH_TEST |
MMC_CAP_UHS_SDR12 | MMC_CAP_UHS_SDR25 | MMC_CAP_UHS_SDR50 |
MMC_CAP_NEEDS_POLL;
mmc->caps2 = MMC_CAP2_NO_PRESCAN_POWERUP | MMC_CAP2_FULL_PWR_CYCLE;
mmc->caps2 = MMC_CAP2_NO_PRESCAN_POWERUP | MMC_CAP2_FULL_PWR_CYCLE |
MMC_CAP2_NO_SDIO;
mmc->max_current_330 = 400;
mmc->max_current_180 = 800;