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[PULL 03/15] hw/rtc/twl92230: Silence warnings about missing fallthrough
From: |
Laurent Vivier |
Subject: |
[PULL 03/15] hw/rtc/twl92230: Silence warnings about missing fallthrough statements |
Date: |
Tue, 13 Oct 2020 08:53:01 +0200 |
From: Thomas Huth <thuth@redhat.com>
When compiling with -Werror=implicit-fallthrough, gcc complains about
missing fallthrough annotations in this file. Looking at the code,
the fallthrough is indeed wanted here, but instead of adding the
annotations, it can be done more efficiently by simply calculating
the offset with a subtraction instead of increasing a local variable
one by one.
Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20201001182121.187122-1-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
hw/rtc/twl92230.c | 50 +++++++++++++++++++++++------------------------
1 file changed, 24 insertions(+), 26 deletions(-)
diff --git a/hw/rtc/twl92230.c b/hw/rtc/twl92230.c
index f838913b378d..499f421932e6 100644
--- a/hw/rtc/twl92230.c
+++ b/hw/rtc/twl92230.c
@@ -271,37 +271,36 @@ static void menelaus_gpio_set(void *opaque, int line, int
level)
static uint8_t menelaus_read(void *opaque, uint8_t addr)
{
MenelausState *s = (MenelausState *) opaque;
- int reg = 0;
switch (addr) {
case MENELAUS_REV:
return 0x22;
- case MENELAUS_VCORE_CTRL5: reg ++;
- case MENELAUS_VCORE_CTRL4: reg ++;
- case MENELAUS_VCORE_CTRL3: reg ++;
- case MENELAUS_VCORE_CTRL2: reg ++;
+ case MENELAUS_VCORE_CTRL5:
+ case MENELAUS_VCORE_CTRL4:
+ case MENELAUS_VCORE_CTRL3:
+ case MENELAUS_VCORE_CTRL2:
case MENELAUS_VCORE_CTRL1:
- return s->vcore[reg];
+ return s->vcore[addr - MENELAUS_VCORE_CTRL1];
- case MENELAUS_DCDC_CTRL3: reg ++;
- case MENELAUS_DCDC_CTRL2: reg ++;
+ case MENELAUS_DCDC_CTRL3:
+ case MENELAUS_DCDC_CTRL2:
case MENELAUS_DCDC_CTRL1:
- return s->dcdc[reg];
-
- case MENELAUS_LDO_CTRL8: reg ++;
- case MENELAUS_LDO_CTRL7: reg ++;
- case MENELAUS_LDO_CTRL6: reg ++;
- case MENELAUS_LDO_CTRL5: reg ++;
- case MENELAUS_LDO_CTRL4: reg ++;
- case MENELAUS_LDO_CTRL3: reg ++;
- case MENELAUS_LDO_CTRL2: reg ++;
+ return s->dcdc[addr - MENELAUS_VCORE_CTRL1];
+
+ case MENELAUS_LDO_CTRL8:
+ case MENELAUS_LDO_CTRL7:
+ case MENELAUS_LDO_CTRL6:
+ case MENELAUS_LDO_CTRL5:
+ case MENELAUS_LDO_CTRL4:
+ case MENELAUS_LDO_CTRL3:
+ case MENELAUS_LDO_CTRL2:
case MENELAUS_LDO_CTRL1:
- return s->ldo[reg];
+ return s->ldo[addr - MENELAUS_LDO_CTRL1];
- case MENELAUS_SLEEP_CTRL2: reg ++;
+ case MENELAUS_SLEEP_CTRL2:
case MENELAUS_SLEEP_CTRL1:
- return s->sleep[reg];
+ return s->sleep[addr - MENELAUS_SLEEP_CTRL1];
case MENELAUS_DEVICE_OFF:
return 0;
@@ -395,10 +394,10 @@ static uint8_t menelaus_read(void *opaque, uint8_t addr)
case MENELAUS_S2_PULL_DIR:
return s->pull[3];
- case MENELAUS_MCT_CTRL3: reg ++;
- case MENELAUS_MCT_CTRL2: reg ++;
+ case MENELAUS_MCT_CTRL3:
+ case MENELAUS_MCT_CTRL2:
case MENELAUS_MCT_CTRL1:
- return s->mmc_ctrl[reg];
+ return s->mmc_ctrl[addr - MENELAUS_MCT_CTRL1];
case MENELAUS_MCT_PIN_ST:
/* TODO: return the real Card Detect */
return 0;
@@ -418,7 +417,6 @@ static void menelaus_write(void *opaque, uint8_t addr,
uint8_t value)
{
MenelausState *s = (MenelausState *) opaque;
int line;
- int reg = 0;
struct tm tm;
switch (addr) {
@@ -496,9 +494,9 @@ static void menelaus_write(void *opaque, uint8_t addr,
uint8_t value)
s->ldo[7] = value & 3;
break;
- case MENELAUS_SLEEP_CTRL2: reg ++;
+ case MENELAUS_SLEEP_CTRL2:
case MENELAUS_SLEEP_CTRL1:
- s->sleep[reg] = value;
+ s->sleep[addr - MENELAUS_SLEEP_CTRL1] = value;
break;
case MENELAUS_DEVICE_OFF:
--
2.26.2
- [PULL 00/15] Trivial branch for 5.2 patches, Laurent Vivier, 2020/10/13
- [PULL 02/15] target/i386/cpu: Update comment that mentions Texinfo, Laurent Vivier, 2020/10/13
- [PULL 01/15] qemu-img-cmds.hx: Update comment that mentions Texinfo, Laurent Vivier, 2020/10/13
- [PULL 03/15] hw/rtc/twl92230: Silence warnings about missing fallthrough statements,
Laurent Vivier <=
- [PULL 05/15] tests/test-char: Use a proper fallthrough comment, Laurent Vivier, 2020/10/13
- [PULL 09/15] hw/pci: Fix typo in PCI hot-plug error message, Laurent Vivier, 2020/10/13
- [PULL 10/15] block/blkdebug: fix memory leak, Laurent Vivier, 2020/10/13
- [PULL 08/15] softmmu/memory: Log invalid memory accesses, Laurent Vivier, 2020/10/13
- [PULL 07/15] hw/acpi/piix4: Rename piix4_pm_add_propeties() to piix4_pm_add_properties(), Laurent Vivier, 2020/10/13
- [PULL 13/15] target/sparc/int32_helper: Remove duplicated 'Tag Overflow' entry, Laurent Vivier, 2020/10/13
- [PULL 12/15] goldfish_rtc: change MemoryRegionOps endianness to DEVICE_NATIVE_ENDIAN, Laurent Vivier, 2020/10/13
- [PULL 04/15] hw/block/nvme: Simplify timestamp sum, Laurent Vivier, 2020/10/13
- [PULL 14/15] mingw: fix error __USE_MINGW_ANSI_STDIO redefined, Laurent Vivier, 2020/10/13
- [PULL 11/15] hw/char/serial: remove duplicate .class_init in serial_mm_info, Laurent Vivier, 2020/10/13