aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2023-02-22 10:42:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2023-02-22 10:42:55 -0800
commit603ac530f13506e6ce5db4ab953ede4d292c5327 (patch)
tree31e3edcc0a310b1fb23db3c8dd465bbe60b0fa47
parent064d7dcf51a82b480e953a15cca47e5df0426502 (diff)
parent40f4b05868101e047a8502ebb94f05312186421b (diff)
downloadlinux-603ac530f13506e6ce5db4ab953ede4d292c5327.tar.gz
Merge tag 'regmap-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap
Pull regmap updates from Mark Brown: "A quiet release for regmap: we've seen several cleanups, an update for a change in the MDIO APIs and one small fix" * tag 'regmap-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap: regmap-irq: Remove unused mask_invert flag regmap-irq: Remove unused type_invert flag regmap: Reorder fields in 'struct regmap_bus' to save some memory regmap: apply reg_base and reg_downshift for single register ops
-rw-r--r--drivers/base/regmap/regmap-irq.c25
-rw-r--r--drivers/base/regmap/regmap.c6
-rw-r--r--include/linux/regmap.h11
3 files changed, 10 insertions, 32 deletions
diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c
index a8f185430a0741..8c903b8c97146e 100644
--- a/drivers/base/regmap/regmap-irq.c
+++ b/drivers/base/regmap/regmap-irq.c
@@ -189,12 +189,8 @@ static void regmap_irq_sync_unlock(struct irq_data *data)
if (!d->type_buf_def[i])
continue;
reg = d->get_irq_reg(d, d->chip->type_base, i);
- if (d->chip->type_invert)
- ret = regmap_update_bits(d->map, reg,
- d->type_buf_def[i], ~d->type_buf[i]);
- else
- ret = regmap_update_bits(d->map, reg,
- d->type_buf_def[i], d->type_buf[i]);
+ ret = regmap_update_bits(d->map, reg,
+ d->type_buf_def[i], d->type_buf[i]);
if (ret != 0)
dev_err(d->map->dev, "Failed to sync type in %x\n",
reg);
@@ -882,20 +878,6 @@ int regmap_add_irq_chip_fwnode(struct fwnode_handle *fwnode,
*/
dev_warn(map->dev, "mask_base and unmask_base are inverted, please fix it");
- /* Might as well warn about mask_invert while we're at it... */
- if (chip->mask_invert)
- dev_warn(map->dev, "mask_invert=true ignored");
-
- d->mask_base = chip->unmask_base;
- d->unmask_base = chip->mask_base;
- } else if (chip->mask_invert) {
- /*
- * Swap the roles of mask_base and unmask_base if the bits are
- * inverted. This is deprecated, drivers should use unmask_base
- * directly.
- */
- dev_warn(map->dev, "mask_invert=true is deprecated; please switch to unmask_base");
-
d->mask_base = chip->unmask_base;
d->unmask_base = chip->mask_base;
} else {
@@ -1028,9 +1010,6 @@ int regmap_add_irq_chip_fwnode(struct fwnode_handle *fwnode,
ret = regmap_read(map, reg, &d->type_buf_def[i]);
- if (d->chip->type_invert)
- d->type_buf_def[i] = ~d->type_buf_def[i];
-
if (ret) {
dev_err(map->dev, "Failed to get type defaults at 0x%x: %d\n",
reg, ret);
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index d12d669157f244..d2a54eb0efd9b4 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1942,6 +1942,8 @@ static int _regmap_bus_reg_write(void *context, unsigned int reg,
{
struct regmap *map = context;
+ reg += map->reg_base;
+ reg >>= map->format.reg_downshift;
return map->bus->reg_write(map->bus_context, reg, val);
}
@@ -2840,6 +2842,8 @@ static int _regmap_bus_reg_read(void *context, unsigned int reg,
{
struct regmap *map = context;
+ reg += map->reg_base;
+ reg >>= map->format.reg_downshift;
return map->bus->reg_read(map->bus_context, reg, val);
}
@@ -3231,6 +3235,8 @@ static int _regmap_update_bits(struct regmap *map, unsigned int reg,
*change = false;
if (regmap_volatile(map, reg) && map->reg_update_bits) {
+ reg += map->reg_base;
+ reg >>= map->format.reg_downshift;
ret = map->reg_update_bits(map->bus_context, reg, mask, val);
if (ret == 0 && change)
*change = true;
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index 029b9e09d3cae2..4d10790adeb0a6 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -520,6 +520,7 @@ typedef void (*regmap_hw_free_context)(void *context);
* to perform locking. This field is ignored if custom lock/unlock
* functions are used (see fields lock/unlock of
* struct regmap_config).
+ * @free_on_exit: kfree this on exit of regmap
* @write: Write operation.
* @gather_write: Write operation with split register/value, return -ENOTSUPP
* if not implemented on a given device.
@@ -548,10 +549,10 @@ typedef void (*regmap_hw_free_context)(void *context);
* DEFAULT, BIG is assumed.
* @max_raw_read: Max raw read size that can be used on the bus.
* @max_raw_write: Max raw write size that can be used on the bus.
- * @free_on_exit: kfree this on exit of regmap
*/
struct regmap_bus {
bool fast_io;
+ bool free_on_exit;
regmap_hw_write write;
regmap_hw_gather_write gather_write;
regmap_hw_async_write async_write;
@@ -568,7 +569,6 @@ struct regmap_bus {
enum regmap_endian val_format_endian_default;
size_t max_raw_read;
size_t max_raw_write;
- bool free_on_exit;
};
/*
@@ -1540,9 +1540,6 @@ struct regmap_irq_chip_data;
* @config_base: Base address for IRQ type config regs. If null unsupported.
* @irq_reg_stride: Stride to use for chips where registers are not contiguous.
* @init_ack_masked: Ack all masked interrupts once during initalization.
- * @mask_invert: Inverted mask register: cleared bits are masked out.
- * Deprecated; prefer describing an inverted mask register as
- * an unmask register.
* @mask_unmask_non_inverted: Controls mask bit inversion for chips that set
* both @mask_base and @unmask_base. If false, mask and unmask bits are
* inverted (which is deprecated behavior); if true, bits will not be
@@ -1555,8 +1552,6 @@ struct regmap_irq_chip_data;
* @ack_invert: Inverted ack register: cleared bits for ack.
* @clear_ack: Use this to set 1 and 0 or vice-versa to clear interrupts.
* @wake_invert: Inverted wake register: cleared bits are wake enabled.
- * @type_invert: Invert the type flags. Deprecated, use config registers
- * instead.
* @type_in_mask: Use the mask registers for controlling irq type. Use this if
* the hardware provides separate bits for rising/falling edge
* or low/high level interrupts and they should be combined into
@@ -1626,14 +1621,12 @@ struct regmap_irq_chip {
const unsigned int *config_base;
unsigned int irq_reg_stride;
unsigned int init_ack_masked:1;
- unsigned int mask_invert:1;
unsigned int mask_unmask_non_inverted:1;
unsigned int use_ack:1;
unsigned int ack_invert:1;
unsigned int clear_ack:1;
unsigned int wake_invert:1;
unsigned int runtime_pm:1;
- unsigned int type_invert:1;
unsigned int type_in_mask:1;
unsigned int clear_on_unmask:1;
unsigned int not_fixed_stride:1;