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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/sound/aoa/soundbus/i2sbus/control.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/sound/aoa/soundbus/i2sbus/control.c')
-rw-r--r--ANDROID_3.4.5/sound/aoa/soundbus/i2sbus/control.c194
1 files changed, 0 insertions, 194 deletions
diff --git a/ANDROID_3.4.5/sound/aoa/soundbus/i2sbus/control.c b/ANDROID_3.4.5/sound/aoa/soundbus/i2sbus/control.c
deleted file mode 100644
index 4dc9b49c..00000000
--- a/ANDROID_3.4.5/sound/aoa/soundbus/i2sbus/control.c
+++ /dev/null
@@ -1,194 +0,0 @@
-/*
- * i2sbus driver -- bus control routines
- *
- * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
- *
- * GPL v2, can be found in COPYING.
- */
-
-#include <linux/kernel.h>
-#include <linux/delay.h>
-#include <linux/slab.h>
-
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/macio.h>
-#include <asm/pmac_feature.h>
-#include <asm/pmac_pfunc.h>
-#include <asm/keylargo.h>
-
-#include "i2sbus.h"
-
-int i2sbus_control_init(struct macio_dev* dev, struct i2sbus_control **c)
-{
- *c = kzalloc(sizeof(struct i2sbus_control), GFP_KERNEL);
- if (!*c)
- return -ENOMEM;
-
- INIT_LIST_HEAD(&(*c)->list);
-
- (*c)->macio = dev->bus->chip;
- return 0;
-}
-
-void i2sbus_control_destroy(struct i2sbus_control *c)
-{
- kfree(c);
-}
-
-/* this is serialised externally */
-int i2sbus_control_add_dev(struct i2sbus_control *c,
- struct i2sbus_dev *i2sdev)
-{
- struct device_node *np;
-
- np = i2sdev->sound.ofdev.dev.of_node;
- i2sdev->enable = pmf_find_function(np, "enable");
- i2sdev->cell_enable = pmf_find_function(np, "cell-enable");
- i2sdev->clock_enable = pmf_find_function(np, "clock-enable");
- i2sdev->cell_disable = pmf_find_function(np, "cell-disable");
- i2sdev->clock_disable = pmf_find_function(np, "clock-disable");
-
- /* if the bus number is not 0 or 1 we absolutely need to use
- * the platform functions -- there's nothing in Darwin that
- * would allow seeing a system behind what the FCRs are then,
- * and I don't want to go parsing a bunch of platform functions
- * by hand to try finding a system... */
- if (i2sdev->bus_number != 0 && i2sdev->bus_number != 1 &&
- (!i2sdev->enable ||
- !i2sdev->cell_enable || !i2sdev->clock_enable ||
- !i2sdev->cell_disable || !i2sdev->clock_disable)) {
- pmf_put_function(i2sdev->enable);
- pmf_put_function(i2sdev->cell_enable);
- pmf_put_function(i2sdev->clock_enable);
- pmf_put_function(i2sdev->cell_disable);
- pmf_put_function(i2sdev->clock_disable);
- return -ENODEV;
- }
-
- list_add(&i2sdev->item, &c->list);
-
- return 0;
-}
-
-void i2sbus_control_remove_dev(struct i2sbus_control *c,
- struct i2sbus_dev *i2sdev)
-{
- /* this is serialised externally */
- list_del(&i2sdev->item);
- if (list_empty(&c->list))
- i2sbus_control_destroy(c);
-}
-
-int i2sbus_control_enable(struct i2sbus_control *c,
- struct i2sbus_dev *i2sdev)
-{
- struct pmf_args args = { .count = 0 };
- struct macio_chip *macio = c->macio;
-
- if (i2sdev->enable)
- return pmf_call_one(i2sdev->enable, &args);
-
- if (macio == NULL || macio->base == NULL)
- return -ENODEV;
-
- switch (i2sdev->bus_number) {
- case 0:
- /* these need to be locked or done through
- * newly created feature calls! */
- MACIO_BIS(KEYLARGO_FCR1, KL1_I2S0_ENABLE);
- break;
- case 1:
- MACIO_BIS(KEYLARGO_FCR1, KL1_I2S1_ENABLE);
- break;
- default:
- return -ENODEV;
- }
- return 0;
-}
-
-int i2sbus_control_cell(struct i2sbus_control *c,
- struct i2sbus_dev *i2sdev,
- int enable)
-{
- struct pmf_args args = { .count = 0 };
- struct macio_chip *macio = c->macio;
-
- switch (enable) {
- case 0:
- if (i2sdev->cell_disable)
- return pmf_call_one(i2sdev->cell_disable, &args);
- break;
- case 1:
- if (i2sdev->cell_enable)
- return pmf_call_one(i2sdev->cell_enable, &args);
- break;
- default:
- printk(KERN_ERR "i2sbus: INVALID CELL ENABLE VALUE\n");
- return -ENODEV;
- }
-
- if (macio == NULL || macio->base == NULL)
- return -ENODEV;
-
- switch (i2sdev->bus_number) {
- case 0:
- if (enable)
- MACIO_BIS(KEYLARGO_FCR1, KL1_I2S0_CELL_ENABLE);
- else
- MACIO_BIC(KEYLARGO_FCR1, KL1_I2S0_CELL_ENABLE);
- break;
- case 1:
- if (enable)
- MACIO_BIS(KEYLARGO_FCR1, KL1_I2S1_CELL_ENABLE);
- else
- MACIO_BIC(KEYLARGO_FCR1, KL1_I2S1_CELL_ENABLE);
- break;
- default:
- return -ENODEV;
- }
- return 0;
-}
-
-int i2sbus_control_clock(struct i2sbus_control *c,
- struct i2sbus_dev *i2sdev,
- int enable)
-{
- struct pmf_args args = { .count = 0 };
- struct macio_chip *macio = c->macio;
-
- switch (enable) {
- case 0:
- if (i2sdev->clock_disable)
- return pmf_call_one(i2sdev->clock_disable, &args);
- break;
- case 1:
- if (i2sdev->clock_enable)
- return pmf_call_one(i2sdev->clock_enable, &args);
- break;
- default:
- printk(KERN_ERR "i2sbus: INVALID CLOCK ENABLE VALUE\n");
- return -ENODEV;
- }
-
- if (macio == NULL || macio->base == NULL)
- return -ENODEV;
-
- switch (i2sdev->bus_number) {
- case 0:
- if (enable)
- MACIO_BIS(KEYLARGO_FCR1, KL1_I2S0_CLK_ENABLE_BIT);
- else
- MACIO_BIC(KEYLARGO_FCR1, KL1_I2S0_CLK_ENABLE_BIT);
- break;
- case 1:
- if (enable)
- MACIO_BIS(KEYLARGO_FCR1, KL1_I2S1_CLK_ENABLE_BIT);
- else
- MACIO_BIC(KEYLARGO_FCR1, KL1_I2S1_CLK_ENABLE_BIT);
- break;
- default:
- return -ENODEV;
- }
- return 0;
-}