leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mmc: android-goldfish: Enable MMC_CAP2_NO_SDIO

Browse Source 
Instead of explicitly checking for SDIO specific requests and then
returning an error code, let's set MMC_CAP2_NO_SDIO to tell the mmc core to
prevent them altogether.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Link: https://lore.kernel.org/r/20200401145531.23247-1-ulf.hansson@linaro.org
This commit is contained in:
Ulf Hansson 2020-04-01 16:55:31 +02:00
parent 9cb1fd0efd
commit a08373de21
1 changed files with 1 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/mmc/host/android-goldfish.c
View File

@ -27,7 +27,6 @@
#include <linux/mutex.h>
#include <linux/scatterlist.h>
#include <linux/mmc/mmc.h>
#include <linux/mmc/sdio.h>
#include <linux/mmc/host.h>
#include <linux/mmc/card.h>
@ -404,14 +403,6 @@ static void goldfish_mmc_request(struct mmc_host *mmc, struct mmc_request *req)
host->mrq = req;
goldfish_mmc_prepare_data(host, req);
goldfish_mmc_start_command(host, req->cmd);
/*
* This is to avoid accidentally being detected as an SDIO card
* in mmc_attach_sdio().
*/
if (req->cmd->opcode == SD_IO_SEND_OP_COND &&
req->cmd->flags == (MMC_RSP_SPI_R4 | MMC_RSP_R4 | MMC_CMD_BCR))
req->cmd->error = -EINVAL;
}
static void goldfish_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
@ -482,6 +473,7 @@ static int goldfish_mmc_probe(struct platform_device *pdev)
mmc->f_max = 24000000;
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
mmc->caps = MMC_CAP_4_BIT_DATA;
mmc->caps2 = MMC_CAP2_NO_SDIO;
/* Use scatterlist DMA to reduce per-transfer costs.
* NOTE max_seg_size assumption that small blocks aren't