diff options
| author | Jeremy Kerr <jk@codeconstruct.com.au> | 2023-03-30 15:50:33 +0800 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2023-04-28 08:20:07 +0200 |
| commit | e2d43101f61d6e79510d1cd9e7052b4745b8d809 (patch) | |
| tree | 6cb859d55a93409c31129c001bbba15cffb44fa5 /drivers/i3c/master/dw-i3c-master.c | |
| parent | 79f42b31c2ec78416bc7dd6c9f21c3334879c43a (diff) | |
i3c: dw: Turn DAT array entry into a struct
In an upcoming change, we will want to store additional data about the
devices we have in the data address table.
Change the type of the DAT entries into a struct, which currently just
has the address data.
Signed-off-by: Jeremy Kerr <jk@codeconstruct.com.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/9dc0d9e2857e851a0cf04819df48e5d31921f83e.1680161823.git.jk@codeconstruct.com.au
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/i3c/master/dw-i3c-master.c')
| -rw-r--r-- | drivers/i3c/master/dw-i3c-master.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c index c2011447f757..0552a82c694f 100644 --- a/drivers/i3c/master/dw-i3c-master.c +++ b/drivers/i3c/master/dw-i3c-master.c @@ -291,7 +291,7 @@ static int dw_i3c_master_get_addr_pos(struct dw_i3c_master *master, u8 addr) int pos; for (pos = 0; pos < master->maxdevs; pos++) { - if (addr == master->addrs[pos]) + if (addr == master->devs[pos].addr) return pos; } @@ -769,7 +769,7 @@ static int dw_i3c_master_daa(struct i3c_master_controller *m) if (ret < 0) return -ENOSPC; - master->addrs[pos] = ret; + master->devs[pos].addr = ret; p = even_parity(ret); last_addr = ret; ret |= (p << 7); @@ -806,7 +806,7 @@ static int dw_i3c_master_daa(struct i3c_master_controller *m) for (pos = 0; pos < master->maxdevs; pos++) { if (newdevs & BIT(pos)) - i3c_master_add_i3c_dev_locked(m, master->addrs[pos]); + i3c_master_add_i3c_dev_locked(m, master->devs[pos].addr); } dw_i3c_master_free_xfer(xfer); @@ -905,11 +905,11 @@ static int dw_i3c_master_reattach_i3c_dev(struct i3c_dev_desc *dev, master->regs + DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); - master->addrs[data->index] = 0; + master->devs[data->index].addr = 0; master->free_pos |= BIT(data->index); data->index = pos; - master->addrs[pos] = dev->info.dyn_addr; + master->devs[pos].addr = dev->info.dyn_addr; master->free_pos &= ~BIT(pos); } @@ -917,7 +917,7 @@ static int dw_i3c_master_reattach_i3c_dev(struct i3c_dev_desc *dev, master->regs + DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); - master->addrs[data->index] = dev->info.dyn_addr; + master->devs[data->index].addr = dev->info.dyn_addr; return 0; } @@ -938,11 +938,11 @@ static int dw_i3c_master_attach_i3c_dev(struct i3c_dev_desc *dev) return -ENOMEM; data->index = pos; - master->addrs[pos] = dev->info.dyn_addr ? : dev->info.static_addr; + master->devs[pos].addr = dev->info.dyn_addr ? : dev->info.static_addr; master->free_pos &= ~BIT(pos); i3c_dev_set_master_data(dev, data); - writel(DEV_ADDR_TABLE_DYNAMIC_ADDR(master->addrs[pos]), + writel(DEV_ADDR_TABLE_DYNAMIC_ADDR(master->devs[pos].addr), master->regs + DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); @@ -960,7 +960,7 @@ static void dw_i3c_master_detach_i3c_dev(struct i3c_dev_desc *dev) DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); i3c_dev_set_master_data(dev, NULL); - master->addrs[data->index] = 0; + master->devs[data->index].addr = 0; master->free_pos |= BIT(data->index); kfree(data); } @@ -1046,7 +1046,7 @@ static int dw_i3c_master_attach_i2c_dev(struct i2c_dev_desc *dev) return -ENOMEM; data->index = pos; - master->addrs[pos] = dev->addr; + master->devs[pos].addr = dev->addr; master->free_pos &= ~BIT(pos); i2c_dev_set_master_data(dev, data); @@ -1069,7 +1069,7 @@ static void dw_i3c_master_detach_i2c_dev(struct i2c_dev_desc *dev) DEV_ADDR_TABLE_LOC(master->datstartaddr, data->index)); i2c_dev_set_master_data(dev, NULL); - master->addrs[data->index] = 0; + master->devs[data->index].addr = 0; master->free_pos |= BIT(data->index); kfree(data); } |