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authorLinus Torvalds <torvalds@linux-foundation.org>2024-11-20 12:51:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-11-20 12:51:32 -0800
commit38556294b83f5c5818041c98a00e3a0e88fbb58c (patch)
treea9542f780ce569a4e35c3d9affcc06d7bca88f40 /drivers/mmc/core/mmc_ops.c
parent75f2b37dd0a0eab8e6b179d745d79824893f39fa (diff)
parentc0baf6ead75d6db16798ae48a4ac38c3af4e9280 (diff)
Merge tag 'mmc-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc
Pull MMC updates from Ulf Hansson: "MMC core: - Add support for Ultra Capacity SD cards (SDUC, 2TB to 128TB) - Add support for Ultra High-Speed II SD cards (UHS-II) - Use a reset control for pwrseq_simple - Add SD card quirk for broken poweroff notification - Use GFP_NOIO for SD ACMD22 MMC host: - bcm2835: Introduce proper clock handling - mtk-sd: Add support for the Host-Software-Queue interface - mtk-sd: Add support for the mt7988/mt8196 variants - mtk-sd: Fix a couple of error paths in ->probe() - sdhci: Add interface to support UHS-II SD cards - sdhci_am654: Fixup support for changing the signal voltage level - sdhci-cadence: Add support for the Microchip PIC64GX variant - sdhci-esdhc-imx: Add support for eMMC HW-reset - sdhci-msm: Add support for the X1E80100/IPQ5424/SAR2130P/QCS615 variants - sdhci-of-arasan: Add support for eMMC HW-reset - sdhci-pci-gli: Add UHS-II support for the GL9767/GL9755 variants MEMSTICK: - A couple of minor updates" * tag 'mmc-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (78 commits) mmc: pwrseq_simple: Handle !RESET_CONTROLLER properly mmc: mtk-sd: Fix MMC_CAP2_CRYPTO flag setting mmc: mtk-sd: Fix error handle of probe function mmc: core: Correction a warning caused by incorrect type in assignment for UHS-II mmc: sdhci-esdhc-imx: Update esdhc sysctl dtocv bitmask mmc: sdhci-esdhc-imx: Implement emmc hardware reset mmc: core: Correct type in variable assignment for UHS-II mmc: sdhci-uhs2: correction a warning caused by incorrect type in argument mmc: sdhci-uhs2: Remove unnecessary variables mmc: sdhci-uhs2: Correct incorrect type in argument mmc: sdhci: Make MMC_SDHCI_UHS2 config symbol invisible mmc: sdhci-uhs2: Remove unnecessary NULL check mmc: core: Fix error paths for UHS-II card init and re-init mmc: core: Add error handling of sd_uhs2_power_up() mmc: core: Simplify sd_uhs2_power_up() mmc: bcm2835: Introduce proper clock handling mmc: bcm2835: Fix type of current clock speed dt-bindings: mmc: Add sdhci compatible for QCS615 mmc: core: Use GFP_NOIO in ACMD22 dt-bindings: mmc: sdhci-msm: Add SAR2130P compatible ...
Diffstat (limited to 'drivers/mmc/core/mmc_ops.c')
-rw-r--r--drivers/mmc/core/mmc_ops.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 3b3adbddf6641..5c8e62e8f3318 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -144,10 +144,24 @@ int mmc_set_dsr(struct mmc_host *host)
return mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES);
}
+int __mmc_go_idle(struct mmc_host *host)
+{
+ struct mmc_command cmd = {};
+ int err;
+
+ cmd.opcode = MMC_GO_IDLE_STATE;
+ cmd.arg = 0;
+ cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_NONE | MMC_CMD_BC;
+
+ err = mmc_wait_for_cmd(host, &cmd, 0);
+ mmc_delay(1);
+
+ return err;
+}
+
int mmc_go_idle(struct mmc_host *host)
{
int err;
- struct mmc_command cmd = {};
/*
* Non-SPI hosts need to prevent chipselect going active during
@@ -163,13 +177,7 @@ int mmc_go_idle(struct mmc_host *host)
mmc_delay(1);
}
- cmd.opcode = MMC_GO_IDLE_STATE;
- cmd.arg = 0;
- cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_NONE | MMC_CMD_BC;
-
- err = mmc_wait_for_cmd(host, &cmd, 0);
-
- mmc_delay(1);
+ err = __mmc_go_idle(host);
if (!mmc_host_is_spi(host)) {
mmc_set_chip_select(host, MMC_CS_DONTCARE);