---
hw/sd/sdhci.c | 64 +++++++++++++++++++++++++++++++++------------------
1 file changed, 42 insertions(+), 22 deletions(-)
diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c
index ed01499391..db7d547156 100644
--- a/hw/sd/sdhci.c
+++ b/hw/sd/sdhci.c
@@ -234,7 +234,7 @@ static void sdhci_raise_insertion_irq(void *opaque)
if (s->norintsts & SDHC_NIS_REMOVE) {
timer_mod(s->insert_timer,
- qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
SDHC_INSERTION_DELAY);
+ qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + SDHC_INSERTION_DELAY);
} else {
s->prnsts = 0x1ff0000;
if (s->norintstsen & SDHC_NISEN_INSERT) {
@@ -252,7 +252,7 @@ static void sdhci_set_inserted(DeviceState *dev, bool level)
if ((s->norintsts & SDHC_NIS_REMOVE) && level) {
/* Give target some time to notice card ejection */
timer_mod(s->insert_timer,
- qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
SDHC_INSERTION_DELAY);
+ qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + SDHC_INSERTION_DELAY);
} else {
if (level) {
s->prnsts = 0x1ff0000;
@@ -290,9 +290,11 @@ static void sdhci_reset(SDHCIState *s)
timer_del(s->insert_timer);
timer_del(s->transfer_timer);
- /* Set all registers to 0. Capabilities/Version registers are not cleared
+ /*
+ * Set all registers to 0. Capabilities/Version registers are not cleared
* and assumed to always preserve their value, given to them during
- * initialization */
+ * initialization
+ */
memset(&s->sdmasysad, 0, (uintptr_t)&s->capareg -
(uintptr_t)&s->sdmasysad);
/* Reset other state based on current card insertion/readonly status */
@@ -306,7 +308,8 @@ static void sdhci_reset(SDHCIState *s)
static void sdhci_poweron_reset(DeviceState *dev)
{
- /* QOM (ie power-on) reset. This is identical to reset
+ /*
+ * QOM (ie power-on) reset. This is identical to reset
* commanded via device register apart from handling of the
* 'pending insert on powerup' quirk.
*/
@@ -446,8 +449,10 @@ static void sdhci_read_block_from_card(SDHCIState *s)
s->prnsts &= ~SDHC_DAT_LINE_ACTIVE;
}
- /* If stop at block gap request was set and it's not the last block of
- * data - generate Block Event interrupt */
+ /*
+ * If stop at block gap request was set and it's not the last block of
+ * data - generate Block Event interrupt
+ */
if (s->stopped_state == sdhc_gap_read && (s->trnmod & SDHC_TRNS_MULTI) &&
s->blkcnt != 1) {
s->prnsts &= ~SDHC_DAT_LINE_ACTIVE;
@@ -549,8 +554,10 @@ static void sdhci_write_block_to_card(SDHCIState *s)
sdhci_update_irq(s);
}
-/* Write @size bytes of @value data to host controller @s Buffer Data Port
- * register */
+/*
+ * Write @size bytes of @value data to host controller @s Buffer Data Port
+ * register
+ */
static void sdhci_write_dataport(SDHCIState *s, uint32_t value, unsigned size)
{
unsigned i;
@@ -595,9 +602,11 @@ static void sdhci_sdma_transfer_multi_blocks(SDHCIState *s)
return;
}
- /* XXX: Some sd/mmc drivers (for example, u-boot-slp) do not account for
+ /*
+ * XXX: Some sd/mmc drivers (for example, u-boot-slp) do not account for
* possible stop at page boundary if initial address is not page aligned,
- * allow them to work properly */
+ * allow them to work properly
+ */
if ((s->sdmasysad % boundary_chk) == 0) {
page_aligned = true;
}
@@ -703,7 +712,8 @@ static void get_adma_description(SDHCIState *s, ADMADescr
*dscr)
dma_memory_read(s->dma_as, entry_addr, &adma2, sizeof(adma2),
MEMTXATTRS_UNSPECIFIED);
adma2 = le64_to_cpu(adma2);
- /* The spec does not specify endianness of descriptor table.
+ /*
+ * The spec does not specify endianness of descriptor table.
* We currently assume that it is LE.
*/
dscr->addr = (hwaddr)extract64(adma2, 32, 32) & ~0x3ull;
@@ -978,8 +988,10 @@ static bool sdhci_can_issue_command(SDHCIState *s)
return true;
}
-/* The Buffer Data Port register must be accessed in sequential and
- * continuous manner */
+/*
+ * The Buffer Data Port register must be accessed in sequential and
+ * continuous manner
+ */
static inline bool
sdhci_buff_access_is_sequential(SDHCIState *s, unsigned byte_num)
{
@@ -1207,8 +1219,10 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t val,
unsigned size)
MASKED_WRITE(s->argument, mask, value);
break;
case SDHC_TRNMOD:
- /* DMA can be enabled only if it is supported as indicated by
- * capabilities register */
+ /*
+ * DMA can be enabled only if it is supported as indicated by
+ * capabilities register
+ */
if (!(s->capareg & R_SDHC_CAPAB_SDMA_MASK)) {
value &= ~SDHC_TRNS_DMA;
}
@@ -1280,8 +1294,10 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t val,
unsigned size)
} else {
s->norintsts &= ~SDHC_NIS_ERR;
}
- /* Quirk for Raspberry Pi: pending card insert interrupt
- * appears when first enabled after power on */
+ /*
+ * Quirk for Raspberry Pi: pending card insert interrupt
+ * appears when first enabled after power on
+ */
if ((s->norintstsen & SDHC_NISEN_INSERT) && s->pending_insert_state) {
assert(s->pending_insert_quirk);
s->norintsts |= SDHC_NIS_INSERT;
@@ -1397,8 +1413,10 @@ void sdhci_initfn(SDHCIState *s)
{
qbus_init(&s->sdbus, sizeof(s->sdbus), TYPE_SDHCI_BUS, DEVICE(s),
"sd-bus");
- s->insert_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, sdhci_raise_insertion_irq, s);
- s->transfer_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, sdhci_data_transfer,
s);
+ s->insert_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
+ sdhci_raise_insertion_irq, s);
+ s->transfer_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
+ sdhci_data_transfer, s);
s->io_ops = &sdhci_mmio_le_ops;
}
@@ -1446,11 +1464,13 @@ void sdhci_common_realize(SDHCIState *s, Error **errp)
void sdhci_common_unrealize(SDHCIState *s)
{
- /* This function is expected to be called only once for each class:
+ /*
+ * This function is expected to be called only once for each class:
* - SysBus: via DeviceClass->unrealize(),
* - PCI: via PCIDeviceClass->exit().
* However to avoid double-free and/or use-after-free we still nullify
- * this variable (better safe than sorry!). */
+ * this variable (better safe than sorry!).
+ */
g_free(s->fifo_buffer);
s->fifo_buffer = NULL;
}