diff options
Diffstat (limited to 'drivers/mmc/host/rtsx_pci_sdmmc.c')
| -rw-r--r-- | drivers/mmc/host/rtsx_pci_sdmmc.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c index dfde4a210238..c70b602f8f1e 100644 --- a/drivers/mmc/host/rtsx_pci_sdmmc.c +++ b/drivers/mmc/host/rtsx_pci_sdmmc.c @@ -412,6 +412,13 @@ static void sd_send_cmd_get_rsp(struct realtek_pci_sdmmc *host, } if (rsp_type == SD_RSP_TYPE_R2) { + /* + * The controller offloads the last byte {CRC-7, end bit 1'b1} + * of response type R2. Assign dummy CRC, 0, and end bit to the + * byte(ptr[16], goes into the LSB of resp[3] later). + */ + ptr[16] = 1; + for (i = 0; i < 4; i++) { cmd->resp[i] = get_unaligned_be32(ptr + 1 + i * 4); dev_dbg(sdmmc_dev(host), "cmd->resp[%d] = 0x%08x\n", @@ -1292,6 +1299,7 @@ static void realtek_init_host(struct realtek_pci_sdmmc *host) mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_SD_HIGHSPEED | MMC_CAP_MMC_HIGHSPEED | MMC_CAP_BUS_WIDTH_TEST | MMC_CAP_UHS_SDR12 | MMC_CAP_UHS_SDR25; + mmc->caps2 = MMC_CAP2_NO_PRESCAN_POWERUP | MMC_CAP2_FULL_PWR_CYCLE; mmc->max_current_330 = 400; mmc->max_current_180 = 800; mmc->ops = &realtek_pci_sdmmc_ops; @@ -1416,7 +1424,6 @@ static struct platform_driver rtsx_pci_sdmmc_driver = { .remove = rtsx_pci_sdmmc_drv_remove, .id_table = rtsx_pci_sdmmc_ids, .driver = { - .owner = THIS_MODULE, .name = DRV_NAME_RTSX_PCI_SDMMC, }, }; |