mirror of https://gitee.com/openkylin/linux.git
Merge branch 'fixes' into next
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commit
8603f1e838
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@ -2486,7 +2486,7 @@ static long mmc_rpmb_ioctl(struct file *filp, unsigned int cmd,
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break;
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}
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return 0;
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return ret;
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}
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#ifdef CONFIG_COMPAT
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@ -33,6 +33,8 @@ struct sdhci_iproc_host {
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const struct sdhci_iproc_data *data;
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u32 shadow_cmd;
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u32 shadow_blk;
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bool is_cmd_shadowed;
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bool is_blk_shadowed;
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};
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#define REG_OFFSET_IN_BITS(reg) ((reg) << 3 & 0x18)
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@ -48,8 +50,22 @@ static inline u32 sdhci_iproc_readl(struct sdhci_host *host, int reg)
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static u16 sdhci_iproc_readw(struct sdhci_host *host, int reg)
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{
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u32 val = sdhci_iproc_readl(host, (reg & ~3));
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u16 word = val >> REG_OFFSET_IN_BITS(reg) & 0xffff;
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struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
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struct sdhci_iproc_host *iproc_host = sdhci_pltfm_priv(pltfm_host);
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u32 val;
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u16 word;
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if ((reg == SDHCI_TRANSFER_MODE) && iproc_host->is_cmd_shadowed) {
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/* Get the saved transfer mode */
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val = iproc_host->shadow_cmd;
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} else if ((reg == SDHCI_BLOCK_SIZE || reg == SDHCI_BLOCK_COUNT) &&
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iproc_host->is_blk_shadowed) {
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/* Get the saved block info */
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val = iproc_host->shadow_blk;
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} else {
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val = sdhci_iproc_readl(host, (reg & ~3));
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}
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word = val >> REG_OFFSET_IN_BITS(reg) & 0xffff;
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return word;
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}
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@ -105,13 +121,15 @@ static void sdhci_iproc_writew(struct sdhci_host *host, u16 val, int reg)
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if (reg == SDHCI_COMMAND) {
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/* Write the block now as we are issuing a command */
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if (iproc_host->shadow_blk != 0) {
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if (iproc_host->is_blk_shadowed) {
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sdhci_iproc_writel(host, iproc_host->shadow_blk,
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SDHCI_BLOCK_SIZE);
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iproc_host->shadow_blk = 0;
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iproc_host->is_blk_shadowed = false;
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}
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oldval = iproc_host->shadow_cmd;
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} else if (reg == SDHCI_BLOCK_SIZE || reg == SDHCI_BLOCK_COUNT) {
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iproc_host->is_cmd_shadowed = false;
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} else if ((reg == SDHCI_BLOCK_SIZE || reg == SDHCI_BLOCK_COUNT) &&
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iproc_host->is_blk_shadowed) {
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/* Block size and count are stored in shadow reg */
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oldval = iproc_host->shadow_blk;
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} else {
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@ -123,9 +141,11 @@ static void sdhci_iproc_writew(struct sdhci_host *host, u16 val, int reg)
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if (reg == SDHCI_TRANSFER_MODE) {
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/* Save the transfer mode until the command is issued */
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iproc_host->shadow_cmd = newval;
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iproc_host->is_cmd_shadowed = true;
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} else if (reg == SDHCI_BLOCK_SIZE || reg == SDHCI_BLOCK_COUNT) {
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/* Save the block info until the command is issued */
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iproc_host->shadow_blk = newval;
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iproc_host->is_blk_shadowed = true;
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} else {
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/* Command or other regular 32-bit write */
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sdhci_iproc_writel(host, newval, reg & ~3);
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@ -166,7 +186,7 @@ static const struct sdhci_ops sdhci_iproc_32only_ops = {
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static const struct sdhci_pltfm_data sdhci_iproc_cygnus_pltfm_data = {
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.quirks = SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK,
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.quirks2 = SDHCI_QUIRK2_ACMD23_BROKEN,
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.quirks2 = SDHCI_QUIRK2_ACMD23_BROKEN | SDHCI_QUIRK2_HOST_OFF_CARD_ON,
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.ops = &sdhci_iproc_32only_ops,
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};
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@ -206,7 +226,6 @@ static const struct sdhci_iproc_data iproc_data = {
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.caps1 = SDHCI_DRIVER_TYPE_C |
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SDHCI_DRIVER_TYPE_D |
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SDHCI_SUPPORT_DDR50,
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.mmc_caps = MMC_CAP_1_8V_DDR,
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};
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static const struct sdhci_pltfm_data sdhci_bcm2835_pltfm_data = {
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