Merge "msm: camera_v2: handle subdev releases when qcamera daemon crashes."
diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt
new file mode 100644
index 0000000..6508329
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/cpus.txt
@@ -0,0 +1,78 @@
+* ARM CPUs binding description
+
+The device tree allows to describe the layout of CPUs in a system through
+the "cpus" node, which in turn contains a number of subnodes (ie "cpu")
+defining properties for every cpu.
+
+Bindings for CPU nodes follow the ePAPR standard, available from:
+
+http://devicetree.org
+
+For the ARM architecture every CPU node must contain the following properties:
+
+- device_type: must be "cpu"
+- reg: property matching the CPU MPIDR[23:0] register bits
+ reg[31:24] bits must be set to 0
+- compatible: should be one of:
+ "arm,arm1020"
+ "arm,arm1020e"
+ "arm,arm1022"
+ "arm,arm1026"
+ "arm,arm720"
+ "arm,arm740"
+ "arm,arm7tdmi"
+ "arm,arm920"
+ "arm,arm922"
+ "arm,arm925"
+ "arm,arm926"
+ "arm,arm940"
+ "arm,arm946"
+ "arm,arm9tdmi"
+ "arm,cortex-a5"
+ "arm,cortex-a7"
+ "arm,cortex-a8"
+ "arm,cortex-a9"
+ "arm,cortex-a15"
+ "arm,arm1136"
+ "arm,arm1156"
+ "arm,arm1176"
+ "arm,arm11mpcore"
+ "faraday,fa526"
+ "intel,sa110"
+ "intel,sa1100"
+ "marvell,feroceon"
+ "marvell,mohawk"
+ "marvell,xsc3"
+ "marvell,xscale"
+ "qcom,krait"
+
+Example:
+
+ cpus {
+ #size-cells = <0>;
+ #address-cells = <1>;
+
+ CPU0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a15";
+ reg = <0x0>;
+ };
+
+ CPU1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a15";
+ reg = <0x1>;
+ };
+
+ CPU2: cpu@100 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0x100>;
+ };
+
+ CPU3: cpu@101 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0x101>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/arm/msm/msm_thermal.txt b/Documentation/devicetree/bindings/arm/msm/msm_thermal.txt
index 23498e5..6ef2b77 100644
--- a/Documentation/devicetree/bindings/arm/msm/msm_thermal.txt
+++ b/Documentation/devicetree/bindings/arm/msm/msm_thermal.txt
@@ -24,6 +24,8 @@
Optional properties
+- qcom,freq-control-mask: The cpu mask that will be used to determine if a
+ core can be used for freq control.
- qcom,core-limit-temp: Threshold temperature to start shutting down cores
in degC
- qcom,core-temp-hysterisis: Degrees C below which the cores will be brought
@@ -77,6 +79,7 @@
qcom,limit-temp = <60>;
qcom,temp-hysteresis = <10>;
qcom,freq-step = <2>;
+ qcom,freq-control-mask = <0xf>
qcom,core-limit-temp = <90>;
qcom,core-temp-hysterisis = <10>;
qcom,core-control-mask = <7>;
diff --git a/Documentation/devicetree/bindings/iommu/msm_iommu_v0.txt b/Documentation/devicetree/bindings/iommu/msm_iommu_v0.txt
index 706ffe6..c7c6415 100644
--- a/Documentation/devicetree/bindings/iommu/msm_iommu_v0.txt
+++ b/Documentation/devicetree/bindings/iommu/msm_iommu_v0.txt
@@ -13,6 +13,7 @@
- qcom,iommu-pmu-event-classes: List of event classes supported.
- qcom,needs-alt-core-clk : boolean to enable the secondary core clock for
access to the IOMMU configuration registers
+- Bus scaling properties: See msm_bus.txt
- List of sub nodes, one for each of the translation context banks supported.
Required properties for each sub-node:
diff --git a/Documentation/devicetree/bindings/iommu/msm_iommu_v1.txt b/Documentation/devicetree/bindings/iommu/msm_iommu_v1.txt
index 56f4767..ed45979 100644
--- a/Documentation/devicetree/bindings/iommu/msm_iommu_v1.txt
+++ b/Documentation/devicetree/bindings/iommu/msm_iommu_v1.txt
@@ -21,6 +21,7 @@
- qcom,iommu-pmu-ngroups: Number of Performance Monitor Unit (PMU) groups.
- qcom,iommu-pmu-ncounters: Number of PMU counters per group.
- qcom,iommu-pmu-event-classes: List of event classes supported.
+- Bus scaling properties: See msm_bus.txt
- List of sub nodes, one for each of the translation context banks supported.
Each sub node has the following required properties:
diff --git a/arch/arm/boot/dts/apq8084.dtsi b/arch/arm/boot/dts/apq8084.dtsi
index 7a1bbef..224089e 100644
--- a/arch/arm/boot/dts/apq8084.dtsi
+++ b/arch/arm/boot/dts/apq8084.dtsi
@@ -201,6 +201,11 @@
};
};
+
+ memory_hole: qcom,msm-mem-hole {
+ compatible = "qcom,msm-mem-hole";
+ qcom,memblock-remove = <0x0dc00000 0x2000000>; /* Address and Size of Hole */
+ };
};
/include/ "msm-pma8084.dtsi"
diff --git a/arch/arm/boot/dts/msm-iommu-v0.dtsi b/arch/arm/boot/dts/msm-iommu-v0.dtsi
index 35829a7..65075e5 100644
--- a/arch/arm/boot/dts/msm-iommu-v0.dtsi
+++ b/arch/arm/boot/dts/msm-iommu-v0.dtsi
@@ -27,6 +27,13 @@
0x10
0x12
0x80>;
+ qcom,msm-bus,name = "lpass_ebi";
+ qcom,msm-bus,num-cases = <2>;
+ qcom,msm-bus,active-only;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps =
+ <11 512 0 0>,
+ <11 512 0 1000>;
status = "disabled";
lpass_q6_fw: qcom,iommu-ctx@fd000000 {
@@ -78,6 +85,14 @@
0x10
0x12
0x80>;
+ qcom,msm-bus,name = "copss_ebi";
+ qcom,msm-bus,num-cases = <2>;
+ qcom,msm-bus,active-only;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps =
+ <88 512 0 0>,
+ <88 512 0 1000>;
+
status = "disabled";
qcom,iommu-ctx@fd010000 {
@@ -161,6 +176,13 @@
0x10
0x12
0x80>;
+ qcom,msm-bus,name = "mdpe_ebi";
+ qcom,msm-bus,num-cases = <2>;
+ qcom,msm-bus,active-only;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps =
+ <92 512 0 0>,
+ <92 512 0 1000>;
status = "disabled";
qcom,iommu-ctx@fd860000 {
@@ -196,6 +218,13 @@
0x10
0x12
0x80>;
+ qcom,msm-bus,name = "mdps_ebi";
+ qcom,msm-bus,num-cases = <2>;
+ qcom,msm-bus,active-only;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps =
+ <22 512 0 0>,
+ <22 512 0 1000>;
status = "disabled";
qcom,iommu-ctx@fd870000 {
@@ -232,6 +261,13 @@
0x10
0x12
0x80>;
+ qcom,msm-bus,name = "gfx_ebi";
+ qcom,msm-bus,num-cases = <2>;
+ qcom,msm-bus,active-only;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps =
+ <26 512 0 0>,
+ <26 512 0 1000>;
status = "disabled";
qcom,iommu-ctx@fd880000 {
@@ -277,6 +313,13 @@
0x10
0x12
0x80>;
+ qcom,msm-bus,name = "vfe_ebi";
+ qcom,msm-bus,num-cases = <2>;
+ qcom,msm-bus,active-only;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps =
+ <29 512 0 0>,
+ <29 512 0 1000>;
status = "disabled";
qcom,iommu-ctx@fd890000 {
diff --git a/arch/arm/boot/dts/msm8226.dtsi b/arch/arm/boot/dts/msm8226.dtsi
index 9d77312..17cda51 100644
--- a/arch/arm/boot/dts/msm8226.dtsi
+++ b/arch/arm/boot/dts/msm8226.dtsi
@@ -869,6 +869,7 @@
qcom,limit-temp = <60>;
qcom,temp-hysteresis = <10>;
qcom,freq-step = <2>;
+ qcom,freq-control-mask = <0xf>;
};
spi_0: spi@f9923000 { /* BLSP1 QUP1 */
diff --git a/arch/arm/boot/dts/msm8610.dtsi b/arch/arm/boot/dts/msm8610.dtsi
index 9dbd71d..6347902 100644
--- a/arch/arm/boot/dts/msm8610.dtsi
+++ b/arch/arm/boot/dts/msm8610.dtsi
@@ -736,6 +736,7 @@
qcom,limit-temp = <60>;
qcom,temp-hysteresis = <10>;
qcom,freq-step = <2>;
+ qcom,freq-control-mask = <0xf>;
};
qcom,ipc-spinlock@fd484000 {
diff --git a/arch/arm/boot/dts/msm8974.dtsi b/arch/arm/boot/dts/msm8974.dtsi
index a4a3efe..e2dd3fd 100644
--- a/arch/arm/boot/dts/msm8974.dtsi
+++ b/arch/arm/boot/dts/msm8974.dtsi
@@ -1419,6 +1419,7 @@
qcom,limit-temp = <60>;
qcom,temp-hysteresis = <10>;
qcom,freq-step = <2>;
+ qcom,freq-control-mask = <0xf>;
qcom,core-limit-temp = <80>;
qcom,core-temp-hysteresis = <10>;
qcom,core-control-mask = <0xe>;
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index 91d32c4..108a68f 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -304,6 +304,8 @@
select ARM_HAS_SG_CHAIN
select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE
select ARCH_WANT_KMAP_ATOMIC_FLUSH
+ select MEMORY_HOLE_CARVEOUT
+ select DONT_MAP_HOLE_AFTER_MEMBANK0
config ARCH_MPQ8092
bool "MPQ8092"
diff --git a/arch/arm/mach-msm/include/mach/iommu.h b/arch/arm/mach-msm/include/mach/iommu.h
index 23d204a..decf9bb 100644
--- a/arch/arm/mach-msm/include/mach/iommu.h
+++ b/arch/arm/mach-msm/include/mach/iommu.h
@@ -98,6 +98,7 @@
* @halt_enabled: Set to 1 if IOMMU halt is supported in the IOMMU, 0 otherwise.
* @asid: List of ASID and their usage count (index is ASID value).
* @ctx_attach_count: Count of how many context are attached.
+ * @bus_client : Bus client needed to vote for bus bandwidth.
*
* A msm_iommu_drvdata holds the global driver data about a single piece
* of an IOMMU hardware instance.
@@ -121,12 +122,14 @@
int halt_enabled;
int *asid;
unsigned int ctx_attach_count;
+ unsigned int bus_client;
};
/**
* struct iommu_access_ops - Callbacks for accessing IOMMU
* @iommu_power_on: Turn on power to unit
* @iommu_power_off: Turn off power to unit
+ * @iommu_bus_vote: Vote for bus bandwidth
* @iommu_clk_on: Turn on clks to unit
* @iommu_clk_off: Turn off clks to unit
* @iommu_lock_initialize: Initialize the remote lock
@@ -136,6 +139,8 @@
struct iommu_access_ops {
int (*iommu_power_on)(struct msm_iommu_drvdata *);
void (*iommu_power_off)(struct msm_iommu_drvdata *);
+ int (*iommu_bus_vote)(struct msm_iommu_drvdata *drvdata,
+ unsigned int vote);
int (*iommu_clk_on)(struct msm_iommu_drvdata *);
void (*iommu_clk_off)(struct msm_iommu_drvdata *);
void * (*iommu_lock_initialize)(void);
diff --git a/arch/arm/mach-msm/iommu_domains.c b/arch/arm/mach-msm/iommu_domains.c
index f4ac37e..12f5a8e 100644
--- a/arch/arm/mach-msm/iommu_domains.c
+++ b/arch/arm/mach-msm/iommu_domains.c
@@ -570,12 +570,14 @@
goto out;
}
ctx = msm_iommu_get_ctx(name);
- if (!ctx) {
- pr_err("Unable to find context %s\n", name);
- ret_val = -EINVAL;
+ if (IS_ERR(ctx)) {
+ ret_val = PTR_ERR(ctx);
goto out;
}
- iommu_group_add_device(group, ctx);
+
+ ret_val = iommu_group_add_device(group, ctx);
+ if (ret_val)
+ goto out;
}
out:
return ret_val;
@@ -590,7 +592,7 @@
struct msm_iova_layout l;
struct msm_iova_partition *part = 0;
struct iommu_domain *domain = 0;
- unsigned int *addr_array;
+ unsigned int *addr_array = 0;
unsigned int array_size;
int domain_no;
int secure_domain;
@@ -661,11 +663,46 @@
iommu_group_set_iommudata(group, domain, NULL);
free_mem:
+ kfree(addr_array);
kfree(part);
out:
return ret_val;
}
+static int __msm_group_get_domain(struct device *dev, void *data)
+{
+ struct msm_iommu_data_entry *list_entry;
+ struct list_head *dev_list = data;
+ int ret_val = 0;
+
+ list_entry = kmalloc(sizeof(*list_entry), GFP_KERNEL);
+ if (list_entry) {
+ list_entry->data = dev;
+ list_add(&list_entry->list, dev_list);
+ } else {
+ ret_val = -ENOMEM;
+ }
+
+ return ret_val;
+}
+
+static void __msm_iommu_group_remove_device(struct iommu_group *grp)
+{
+ struct msm_iommu_data_entry *tmp;
+ struct msm_iommu_data_entry *list_entry;
+ struct list_head dev_list;
+
+ INIT_LIST_HEAD(&dev_list);
+ iommu_group_for_each_dev(grp, &dev_list, __msm_group_get_domain);
+
+ list_for_each_entry_safe(list_entry, tmp, &dev_list, list) {
+ iommu_group_remove_device(list_entry->data);
+ list_del(&list_entry->list);
+ kfree(list_entry);
+ }
+}
+
+
static int iommu_domain_parse_dt(const struct device_node *dt_node)
{
struct device_node *node;
@@ -674,13 +711,30 @@
int ret_val = 0;
struct iommu_group *group = 0;
const char *name;
+ struct msm_iommu_data_entry *grp_list_entry;
+ struct msm_iommu_data_entry *tmp;
+ struct list_head iommu_group_list;
+ INIT_LIST_HEAD(&iommu_group_list);
for_each_child_of_node(dt_node, node) {
group = iommu_group_alloc();
if (IS_ERR(group)) {
ret_val = PTR_ERR(group);
- goto out;
+ group = 0;
+ goto free_group;
}
+
+ /* This is only needed to clean up memory if something fails */
+ grp_list_entry = kmalloc(sizeof(*grp_list_entry),
+ GFP_KERNEL);
+ if (grp_list_entry) {
+ grp_list_entry->data = group;
+ list_add(&grp_list_entry->list, &iommu_group_list);
+ } else {
+ ret_val = -ENOMEM;
+ goto free_group;
+ }
+
if (of_property_read_string(node, "label", &name)) {
ret_val = -EINVAL;
goto free_group;
@@ -696,7 +750,6 @@
ret_val = find_and_add_contexts(group, node, num_contexts);
if (ret_val) {
- ret_val = -EINVAL;
goto free_group;
}
ret_val = create_and_add_domain(group, node, name);
@@ -704,9 +757,33 @@
ret_val = -EINVAL;
goto free_group;
}
+
+ /* Remove reference to the group that is taken when the group
+ * is allocated. This will ensure that when all the devices in
+ * the group are removed the group will be released.
+ */
+ iommu_group_put(group);
}
+
+ list_for_each_entry_safe(grp_list_entry, tmp, &iommu_group_list, list) {
+ list_del(&grp_list_entry->list);
+ kfree(grp_list_entry);
+ }
+ goto out;
+
free_group:
- /* No iommu_group_free() function */
+ list_for_each_entry_safe(grp_list_entry, tmp, &iommu_group_list, list) {
+ struct iommu_domain *d;
+
+ d = iommu_group_get_iommudata(grp_list_entry->data);
+ if (d)
+ msm_unregister_domain(d);
+
+ __msm_iommu_group_remove_device(grp_list_entry->data);
+ list_del(&grp_list_entry->list);
+ kfree(grp_list_entry);
+ }
+ iommu_group_put(group);
out:
return ret_val;
}
diff --git a/drivers/iommu/msm_iommu-v0.c b/drivers/iommu/msm_iommu-v0.c
index 06f4a0f..10fa5b1 100644
--- a/drivers/iommu/msm_iommu-v0.c
+++ b/drivers/iommu/msm_iommu-v0.c
@@ -32,6 +32,7 @@
#include <mach/msm_iommu_priv.h>
#include <mach/iommu.h>
#include <mach/msm_smem.h>
+#include <mach/msm_bus.h>
#define MRC(reg, processor, op1, crn, crm, op2) \
__asm__ __volatile__ ( \
@@ -135,6 +136,20 @@
return msm_iommu_remote_lock.lock;
}
+static int apply_bus_vote(struct msm_iommu_drvdata *drvdata, unsigned int vote)
+{
+ int ret = 0;
+
+ if (drvdata->bus_client) {
+ ret = msm_bus_scale_client_update_request(drvdata->bus_client,
+ vote);
+ if (ret)
+ pr_err("%s: Failed to vote for bus: %d\n", __func__,
+ vote);
+ }
+ return ret;
+}
+
static int __enable_clocks(struct msm_iommu_drvdata *drvdata)
{
int ret;
@@ -202,6 +217,7 @@
struct iommu_access_ops iommu_access_ops_v0 = {
.iommu_power_on = __enable_regulators,
.iommu_power_off = __disable_regulators,
+ .iommu_bus_vote = apply_bus_vote,
.iommu_clk_on = __enable_clocks,
.iommu_clk_off = __disable_clocks,
.iommu_lock_initialize = _iommu_lock_initialize,
@@ -506,6 +522,11 @@
goto unlock;
}
+ ret = apply_bus_vote(iommu_drvdata, 1);
+
+ if (ret)
+ goto unlock;
+
ret = __enable_clocks(iommu_drvdata);
if (ret)
goto unlock;
@@ -572,6 +593,9 @@
msm_iommu_remote_spin_unlock();
__disable_clocks(iommu_drvdata);
+
+ apply_bus_vote(iommu_drvdata, 0);
+
list_del_init(&ctx_drvdata->attached_elm);
ctx_drvdata->attached_domain = NULL;
unlock:
diff --git a/drivers/iommu/msm_iommu-v1.c b/drivers/iommu/msm_iommu-v1.c
index 8e68beb..f90bf6c 100644
--- a/drivers/iommu/msm_iommu-v1.c
+++ b/drivers/iommu/msm_iommu-v1.c
@@ -32,6 +32,7 @@
#include <mach/iommu.h>
#include <mach/msm_iommu_priv.h>
#include <mach/iommu_perfmon.h>
+#include <mach/msm_bus.h>
#include "msm_iommu_pagetable.h"
/* bitmap of the page sizes currently supported */
@@ -62,6 +63,20 @@
regulator_disable(drvdata->gdsc);
}
+static int apply_bus_vote(struct msm_iommu_drvdata *drvdata, unsigned int vote)
+{
+ int ret = 0;
+
+ if (drvdata->bus_client) {
+ ret = msm_bus_scale_client_update_request(drvdata->bus_client,
+ vote);
+ if (ret)
+ pr_err("%s: Failed to vote for bus: %d\n", __func__,
+ vote);
+ }
+ return ret;
+}
+
static int __enable_clocks(struct msm_iommu_drvdata *drvdata)
{
int ret;
@@ -116,6 +131,7 @@
struct iommu_access_ops iommu_access_ops_v1 = {
.iommu_power_on = __enable_regulators,
.iommu_power_off = __disable_regulators,
+ .iommu_bus_vote = apply_bus_vote,
.iommu_clk_on = __enable_clocks,
.iommu_clk_off = __disable_clocks,
.iommu_lock_acquire = _iommu_lock_acquire,
@@ -513,6 +529,10 @@
if (ret)
goto fail;
+ ret = apply_bus_vote(iommu_drvdata, 1);
+ if (ret)
+ goto fail;
+
ret = __enable_clocks(iommu_drvdata);
if (ret) {
__disable_regulators(iommu_drvdata);
@@ -602,6 +622,8 @@
__disable_clocks(iommu_drvdata);
+ apply_bus_vote(iommu_drvdata, 0);
+
__disable_regulators(iommu_drvdata);
list_del_init(&ctx_drvdata->attached_elm);
diff --git a/drivers/iommu/msm_iommu_dev-v0.c b/drivers/iommu/msm_iommu_dev-v0.c
index 059216e..4ee65d8 100644
--- a/drivers/iommu/msm_iommu_dev-v0.c
+++ b/drivers/iommu/msm_iommu_dev-v0.c
@@ -30,10 +30,13 @@
#include <mach/iommu_perfmon.h>
#include <mach/iommu_hw-v0.h>
#include <mach/iommu.h>
+#include <mach/msm_bus.h>
static DEFINE_MUTEX(iommu_list_lock);
static LIST_HEAD(iommu_list);
+static struct of_device_id msm_iommu_v0_ctx_match_table[];
+
void msm_iommu_add_drv(struct msm_iommu_drvdata *drv)
{
mutex_lock(&iommu_list_lock);
@@ -77,10 +80,13 @@
}
mutex_unlock(&iommu_list_lock);
- if (!dev || !dev_get_drvdata(dev))
- pr_err("Could not find context <%s>\n", ctx_name);
put_device(dev);
+ if (!dev || !dev_get_drvdata(dev)) {
+ pr_debug("Could not find context <%s>\n", ctx_name);
+ dev = ERR_PTR(-EPROBE_DEFER);
+ }
+
return dev;
}
EXPORT_SYMBOL(msm_iommu_get_ctx);
@@ -128,74 +134,24 @@
mb();
}
-static int msm_iommu_parse_dt(struct platform_device *pdev,
- struct msm_iommu_drvdata *drvdata,
- int *needs_alt_core_clk)
-{
-#ifdef CONFIG_OF_DEVICE
- struct device_node *child;
- struct resource *r;
- u32 glb_offset = 0;
- int ret;
-
- r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!r) {
- pr_err("%s: Missing property reg\n", __func__);
- return -EINVAL;
- }
- drvdata->base = devm_ioremap(&pdev->dev, r->start, resource_size(r));
- if (!drvdata->base) {
- pr_err("%s: Unable to ioremap %pr\n", __func__, r);
- return -ENOMEM;
- }
- drvdata->glb_base = drvdata->base;
-
- if (!of_property_read_u32(pdev->dev.of_node, "qcom,glb-offset",
- &glb_offset)) {
- drvdata->glb_base += glb_offset;
- } else {
- pr_err("%s: Missing property qcom,glb-offset\n", __func__);
- return -EINVAL;
- }
-
- for_each_child_of_node(pdev->dev.of_node, child) {
- drvdata->ncb++;
- if (!of_platform_device_create(child, NULL, &pdev->dev))
- pr_err("Failed to create %s device\n", child->name);
- }
-
- ret = of_property_read_string(pdev->dev.of_node, "label",
- &drvdata->name);
- if (ret) {
- pr_err("%s: Missing property label\n", __func__);
- return -EINVAL;
- }
-
- *needs_alt_core_clk = of_property_read_bool(pdev->dev.of_node,
- "qcom,needs-alt-core-clk");
-
- drvdata->sec_id = -1;
- drvdata->ttbr_split = 0;
-#endif
- return 0;
-}
-
static int __get_clocks(struct platform_device *pdev,
struct msm_iommu_drvdata *drvdata,
int needs_alt_core_clk)
{
int ret = 0;
- drvdata->pclk = clk_get(&pdev->dev, "iface_clk");
+ drvdata->pclk = devm_clk_get(&pdev->dev, "iface_clk");
if (IS_ERR(drvdata->pclk)) {
ret = PTR_ERR(drvdata->pclk);
drvdata->pclk = NULL;
- pr_err("Unable to get %s clock for %s IOMMU device\n",
- dev_name(&pdev->dev), drvdata->name);
+ if (ret != -EPROBE_DEFER) {
+ pr_err("Unable to get %s clock for %s IOMMU device\n",
+ dev_name(&pdev->dev), drvdata->name);
+ }
goto fail;
}
- drvdata->clk = clk_get(&pdev->dev, "core_clk");
+ drvdata->clk = devm_clk_get(&pdev->dev, "core_clk");
if (!IS_ERR(drvdata->clk)) {
if (clk_get_rate(drvdata->clk) == 0) {
@@ -208,8 +164,10 @@
if (needs_alt_core_clk) {
drvdata->aclk = devm_clk_get(&pdev->dev, "alt_core_clk");
- if (IS_ERR(drvdata->aclk))
- return PTR_ERR(drvdata->aclk);
+ if (IS_ERR(drvdata->aclk)) {
+ ret = PTR_ERR(drvdata->aclk);
+ goto fail;
+ }
}
if (drvdata->aclk && clk_get_rate(drvdata->aclk) == 0) {
@@ -222,15 +180,127 @@
return ret;
}
-static void __put_clocks(struct msm_iommu_drvdata *drvdata)
+#ifdef CONFIG_OF_DEVICE
+
+static int __get_bus_vote_client(struct platform_device *pdev,
+ struct msm_iommu_drvdata *drvdata)
{
- if (drvdata->aclk)
- clk_put(drvdata->aclk);
- if (drvdata->clk)
- clk_put(drvdata->clk);
- clk_put(drvdata->pclk);
+ int ret = 0;
+ struct msm_bus_scale_pdata *bs_table;
+ const char *dummy;
+
+ /* Check whether bus scaling has been specified for this node */
+ ret = of_property_read_string(pdev->dev.of_node, "qcom,msm-bus,name",
+ &dummy);
+ if (ret)
+ return 0;
+
+ bs_table = msm_bus_cl_get_pdata(pdev);
+
+ if (bs_table) {
+ drvdata->bus_client = msm_bus_scale_register_client(bs_table);
+ if (IS_ERR(&drvdata->bus_client)) {
+ pr_err("%s(): Bus client register failed.\n", __func__);
+ ret = -EINVAL;
+ }
+ }
+ return ret;
}
+static void __put_bus_vote_client(struct msm_iommu_drvdata *drvdata)
+{
+ msm_bus_scale_unregister_client(drvdata->bus_client);
+ drvdata->bus_client = 0;
+}
+
+static int msm_iommu_parse_dt(struct platform_device *pdev,
+ struct msm_iommu_drvdata *drvdata)
+{
+ struct device_node *child;
+ struct resource *r;
+ u32 glb_offset = 0;
+ int ret = 0;
+ int needs_alt_core_clk;
+
+ ret = __get_bus_vote_client(pdev, drvdata);
+
+ if (ret)
+ goto fail;
+
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!r) {
+ pr_err("%s: Missing property reg\n", __func__);
+ ret = -EINVAL;
+ goto fail;
+ }
+ drvdata->base = devm_ioremap(&pdev->dev, r->start, resource_size(r));
+ if (!drvdata->base) {
+ pr_err("%s: Unable to ioremap %pr\n", __func__, r);
+ ret = -ENOMEM;
+ goto fail;
+ }
+ drvdata->glb_base = drvdata->base;
+
+ if (!of_property_read_u32(pdev->dev.of_node, "qcom,glb-offset",
+ &glb_offset)) {
+ drvdata->glb_base += glb_offset;
+ } else {
+ pr_err("%s: Missing property qcom,glb-offset\n", __func__);
+ ret = -EINVAL;
+ goto fail;
+ }
+
+ for_each_child_of_node(pdev->dev.of_node, child)
+ drvdata->ncb++;
+
+ ret = of_property_read_string(pdev->dev.of_node, "label",
+ &drvdata->name);
+ if (ret) {
+ pr_err("%s: Missing property label\n", __func__);
+ ret = -EINVAL;
+ goto fail;
+ }
+
+ needs_alt_core_clk = of_property_read_bool(pdev->dev.of_node,
+ "qcom,needs-alt-core-clk");
+
+ ret = __get_clocks(pdev, drvdata, needs_alt_core_clk);
+
+ if (ret)
+ goto fail;
+
+ drvdata->sec_id = -1;
+ drvdata->ttbr_split = 0;
+
+ ret = of_platform_populate(pdev->dev.of_node,
+ msm_iommu_v0_ctx_match_table,
+ NULL, &pdev->dev);
+ if (ret) {
+ pr_err("Failed to create iommu context device\n");
+ goto fail;
+ }
+
+ return ret;
+
+fail:
+ __put_bus_vote_client(drvdata);
+ return ret;
+}
+
+#else
+static int msm_iommu_parse_dt(struct platform_device *pdev,
+ struct msm_iommu_drvdata *drvdata)
+{
+ return 0;
+}
+
+static void __put_bus_vote_client(struct msm_iommu_drvdata *drvdata)
+{
+
+}
+
+#endif
+
/*
* Do a basic check of the IOMMU by performing an ATS operation
* on context bank 0.
@@ -322,23 +392,27 @@
struct msm_iommu_drvdata *drvdata;
struct msm_iommu_dev *iommu_dev = pdev->dev.platform_data;
int ret;
- int needs_alt_core_clk = 0;
drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL);
if (!drvdata) {
ret = -ENOMEM;
- goto fail;
+ goto fail_mem;
}
if (pdev->dev.of_node) {
- ret = msm_iommu_parse_dt(pdev, drvdata, &needs_alt_core_clk);
+ ret = msm_iommu_parse_dt(pdev, drvdata);
if (ret)
goto fail;
} else if (pdev->dev.platform_data) {
struct resource *r, *r2;
resource_size_t len;
+ ret = __get_clocks(pdev, drvdata, 0);
+
+ if (ret)
+ goto fail;
+
r = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"physbase");
@@ -349,7 +423,8 @@
len = resource_size(r);
- r2 = request_mem_region(r->start, len, r->name);
+ r2 = devm_request_mem_region(&pdev->dev, r->start,
+ len, r->name);
if (!r2) {
pr_err("Could not request memory region: %pr\n", r);
ret = -EBUSY;
@@ -379,11 +454,6 @@
drvdata->dev = &pdev->dev;
- ret = __get_clocks(pdev, drvdata, needs_alt_core_clk);
-
- if (ret)
- goto fail;
-
iommu_access_ops_v0.iommu_clk_on(drvdata);
msm_iommu_reset(drvdata->base, drvdata->glb_base, drvdata->ncb);
@@ -392,14 +462,14 @@
if (ret)
goto fail_clk;
+ iommu_access_ops_v0.iommu_clk_off(drvdata);
+
pr_info("device %s mapped at %p, with %d ctx banks\n",
drvdata->name, drvdata->base, drvdata->ncb);
msm_iommu_add_drv(drvdata);
platform_set_drvdata(pdev, drvdata);
- iommu_access_ops_v0.iommu_clk_off(drvdata);
-
pmon_info = msm_iommu_pm_alloc(&pdev->dev);
if (pmon_info != NULL) {
ret = msm_iommu_pmon_parse_dt(pdev, pmon_info);
@@ -428,8 +498,9 @@
fail_clk:
iommu_access_ops_v0.iommu_clk_off(drvdata);
- __put_clocks(drvdata);
fail:
+ __put_bus_vote_client(drvdata);
+fail_mem:
return ret;
}
@@ -437,12 +508,13 @@
{
struct msm_iommu_drvdata *drv = NULL;
+ msm_iommu_pm_iommu_unregister(&pdev->dev);
+ msm_iommu_pm_free(&pdev->dev);
+
drv = platform_get_drvdata(pdev);
if (drv) {
+ __put_bus_vote_client(drv);
msm_iommu_remove_drv(drv);
- if (drv->clk)
- clk_put(drv->clk);
- clk_put(drv->pclk);
platform_set_drvdata(pdev, NULL);
}
return 0;
@@ -458,26 +530,28 @@
irq = platform_get_irq(pdev, 0);
if (irq > 0) {
- ret = request_threaded_irq(irq, NULL,
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
msm_iommu_fault_handler,
IRQF_ONESHOT | IRQF_SHARED,
"msm_iommu_nonsecure_irq", ctx_drvdata);
if (ret) {
pr_err("Request IRQ %d failed with ret=%d\n", irq, ret);
- return ret;
+ goto out;
}
}
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!r) {
pr_err("Could not find reg property for context bank\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
ret = of_address_to_resource(pdev->dev.parent->of_node, 0, &rp);
if (ret) {
pr_err("of_address_to_resource failed\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
/* Calculate the context bank number using the base addresses. CB0
@@ -488,29 +562,34 @@
if (of_property_read_string(pdev->dev.of_node, "label",
&ctx_drvdata->name)) {
pr_err("Could not find label property\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
if (!of_get_property(pdev->dev.of_node, "qcom,iommu-ctx-mids",
&nmid_array_size)) {
pr_err("Could not find iommu-ctx-mids property\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
if (nmid_array_size >= sizeof(ctx_drvdata->sids)) {
pr_err("Too many mids defined - array size: %u, mids size: %u\n",
nmid_array_size, sizeof(ctx_drvdata->sids));
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
nmid = nmid_array_size / sizeof(*ctx_drvdata->sids);
if (of_property_read_u32_array(pdev->dev.of_node, "qcom,iommu-ctx-mids",
ctx_drvdata->sids, nmid)) {
pr_err("Could not find iommu-ctx-mids property\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
ctx_drvdata->nsid = nmid;
- return 0;
+out:
+ return ret;
}
static void __program_m2v_tables(struct msm_iommu_drvdata *drvdata,
@@ -560,7 +639,7 @@
drvdata = dev_get_drvdata(pdev->dev.parent);
if (!drvdata) {
- ret = -ENODEV;
+ ret = -EPROBE_DEFER;
goto fail;
}
@@ -578,8 +657,10 @@
if (pdev->dev.of_node) {
ret = msm_iommu_ctx_parse_dt(pdev, ctx_drvdata);
- if (ret)
+ if (ret) {
+ platform_set_drvdata(pdev, NULL);
goto fail;
+ }
} else if (pdev->dev.platform_data) {
struct msm_iommu_ctx_dev *c = pdev->dev.platform_data;
@@ -601,7 +682,8 @@
goto fail;
}
- ret = request_threaded_irq(irq, NULL, msm_iommu_fault_handler,
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
+ msm_iommu_fault_handler,
IRQF_ONESHOT | IRQF_SHARED,
"msm_iommu_nonsecure_irq", ctx_drvdata);
@@ -647,15 +729,15 @@
.remove = __devexit_p(msm_iommu_remove),
};
-static struct of_device_id msm_iommu_ctx_match_table[] = {
- { .name = "qcom,iommu-ctx", },
+static struct of_device_id msm_iommu_v0_ctx_match_table[] = {
+ { .compatible = "qcom,msm-smmu-v0-ctx", },
{}
};
static struct platform_driver msm_iommu_ctx_driver = {
.driver = {
.name = "msm_iommu_ctx",
- .of_match_table = msm_iommu_ctx_match_table,
+ .of_match_table = msm_iommu_v0_ctx_match_table,
},
.probe = msm_iommu_ctx_probe,
.remove = __devexit_p(msm_iommu_ctx_remove),
diff --git a/drivers/iommu/msm_iommu_dev-v1.c b/drivers/iommu/msm_iommu_dev-v1.c
index 418a086..c0e05f4 100644
--- a/drivers/iommu/msm_iommu_dev-v1.c
+++ b/drivers/iommu/msm_iommu_dev-v1.c
@@ -28,6 +28,9 @@
#include <mach/iommu_hw-v1.h>
#include <mach/iommu.h>
#include <mach/iommu_perfmon.h>
+#include <mach/msm_bus.h>
+
+static struct of_device_id msm_iommu_v1_ctx_match_table[];
static int msm_iommu_parse_bfb_settings(struct platform_device *pdev,
struct msm_iommu_drvdata *drvdata)
@@ -84,6 +87,36 @@
return 0;
}
+static int __get_bus_vote_client(struct platform_device *pdev,
+ struct msm_iommu_drvdata *drvdata)
+{
+ int ret = 0;
+ struct msm_bus_scale_pdata *bs_table;
+ const char *dummy;
+
+ /* Check whether bus scaling has been specified for this node */
+ ret = of_property_read_string(pdev->dev.of_node, "qcom,msm-bus,name",
+ &dummy);
+ if (ret)
+ return 0;
+
+ bs_table = msm_bus_cl_get_pdata(pdev);
+
+ if (bs_table) {
+ drvdata->bus_client = msm_bus_scale_register_client(bs_table);
+ if (IS_ERR(&drvdata->bus_client)) {
+ pr_err("%s(): Bus client register failed.\n", __func__);
+ ret = -EINVAL;
+ }
+ }
+ return ret;
+}
+
+static void __put_bus_vote_client(struct msm_iommu_drvdata *drvdata)
+{
+ msm_bus_scale_unregister_client(drvdata->bus_client);
+}
+
static int msm_iommu_parse_dt(struct platform_device *pdev,
struct msm_iommu_drvdata *drvdata)
{
@@ -92,17 +125,18 @@
struct resource *r;
drvdata->dev = &pdev->dev;
- msm_iommu_add_drv(drvdata);
+
+ ret = __get_bus_vote_client(pdev, drvdata);
+
+ if (ret)
+ goto fail;
ret = msm_iommu_parse_bfb_settings(pdev, drvdata);
if (ret)
goto fail;
- for_each_child_of_node(pdev->dev.of_node, child) {
+ for_each_child_of_node(pdev->dev.of_node, child)
drvdata->ncb++;
- if (!of_platform_device_create(child, NULL, &pdev->dev))
- pr_err("Failed to create %s device\n", child->name);
- }
drvdata->asid = devm_kzalloc(&pdev->dev, drvdata->ncb * sizeof(int),
GFP_KERNEL);
@@ -137,8 +171,15 @@
drvdata->halt_enabled = of_property_read_bool(pdev->dev.of_node,
"qcom,iommu-enable-halt");
- return 0;
+ ret = of_platform_populate(pdev->dev.of_node,
+ msm_iommu_v1_ctx_match_table,
+ NULL, &pdev->dev);
+ if (ret)
+ pr_err("Failed to create iommu context device\n");
+
+ msm_iommu_add_drv(drvdata);
fail:
+ __put_bus_vote_client(drvdata);
return ret;
}
@@ -224,7 +265,7 @@
drvdata->gdsc = devm_regulator_get(&pdev->dev, "vdd");
if (IS_ERR(drvdata->gdsc))
- return -EINVAL;
+ return PTR_ERR(drvdata->gdsc);
drvdata->alt_gdsc = devm_regulator_get(&pdev->dev, "qcom,alt-vdd");
if (IS_ERR(drvdata->alt_gdsc))
@@ -301,10 +342,8 @@
drv = platform_get_drvdata(pdev);
if (drv) {
+ __put_bus_vote_client(drv);
msm_iommu_remove_drv(drv);
- if (drv->clk)
- clk_put(drv->clk);
- clk_put(drv->pclk);
platform_set_drvdata(pdev, NULL);
}
return 0;
@@ -314,7 +353,7 @@
struct msm_iommu_ctx_drvdata *ctx_drvdata)
{
struct resource *r, rp;
- int irq, ret;
+ int irq = 0, ret = 0;
u32 nsid;
ctx_drvdata->secure_context = of_property_read_bool(pdev->dev.of_node,
@@ -323,25 +362,27 @@
if (!ctx_drvdata->secure_context) {
irq = platform_get_irq(pdev, 0);
if (irq > 0) {
- ret = request_threaded_irq(irq, NULL,
+ ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
msm_iommu_fault_handler_v2,
IRQF_ONESHOT | IRQF_SHARED,
"msm_iommu_nonsecure_irq", pdev);
if (ret) {
pr_err("Request IRQ %d failed with ret=%d\n",
irq, ret);
- return ret;
+ goto out;
}
}
}
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!r)
- return -EINVAL;
+ if (!r) {
+ ret = -EINVAL;
+ goto out;
+ }
ret = of_address_to_resource(pdev->dev.parent->of_node, 0, &rp);
if (ret)
- return -EINVAL;
+ goto out;
/* Calculate the context bank number using the base addresses. The
* first 8 pages belong to the global address space which is followed
@@ -354,21 +395,26 @@
&ctx_drvdata->name))
ctx_drvdata->name = dev_name(&pdev->dev);
- if (!of_get_property(pdev->dev.of_node, "qcom,iommu-ctx-sids", &nsid))
- return -EINVAL;
-
- if (nsid >= sizeof(ctx_drvdata->sids))
- return -EINVAL;
+ if (!of_get_property(pdev->dev.of_node, "qcom,iommu-ctx-sids", &nsid)) {
+ ret = -EINVAL;
+ goto out;
+ }
+ if (nsid >= sizeof(ctx_drvdata->sids)) {
+ ret = -EINVAL;
+ goto out;
+ }
if (of_property_read_u32_array(pdev->dev.of_node, "qcom,iommu-ctx-sids",
ctx_drvdata->sids,
nsid / sizeof(*ctx_drvdata->sids))) {
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
ctx_drvdata->nsid = nsid;
ctx_drvdata->asid = -1;
- return 0;
+out:
+ return ret;
}
static int __devinit msm_iommu_ctx_probe(struct platform_device *pdev)
@@ -386,12 +432,14 @@
ctx_drvdata->pdev = pdev;
INIT_LIST_HEAD(&ctx_drvdata->attached_elm);
- platform_set_drvdata(pdev, ctx_drvdata);
ret = msm_iommu_ctx_parse_dt(pdev, ctx_drvdata);
- if (!ret)
+ if (!ret) {
+ platform_set_drvdata(pdev, ctx_drvdata);
+
dev_info(&pdev->dev, "context %s using bank %d\n",
ctx_drvdata->name, ctx_drvdata->num);
+ }
return ret;
}
@@ -416,15 +464,15 @@
.remove = __devexit_p(msm_iommu_remove),
};
-static struct of_device_id msm_iommu_ctx_match_table[] = {
- { .name = "qcom,iommu-ctx", },
+static struct of_device_id msm_iommu_v1_ctx_match_table[] = {
+ { .compatible = "qcom,msm-smmu-v1-ctx", },
{}
};
static struct platform_driver msm_iommu_ctx_driver = {
.driver = {
.name = "msm_iommu_ctx_v1",
- .of_match_table = msm_iommu_ctx_match_table,
+ .of_match_table = msm_iommu_v1_ctx_match_table,
},
.probe = msm_iommu_ctx_probe,
.remove = __devexit_p(msm_iommu_ctx_remove),
diff --git a/drivers/iommu/msm_iommu_perfmon.c b/drivers/iommu/msm_iommu_perfmon.c
index a11d794..958c6ca 100644
--- a/drivers/iommu/msm_iommu_perfmon.c
+++ b/drivers/iommu/msm_iommu_perfmon.c
@@ -257,6 +257,7 @@
dev_get_drvdata(iommu->iommu_dev);
iommu->ops->iommu_power_on(iommu_drvdata);
+ iommu->ops->iommu_bus_vote(iommu_drvdata, 1);
iommu->ops->iommu_clk_on(iommu_drvdata);
/* Reset counters in HW */
@@ -311,6 +312,7 @@
iommu->ops->iommu_lock_release();
iommu->ops->iommu_clk_off(iommu_drvdata);
+ iommu->ops->iommu_bus_vote(iommu_drvdata, 0);
iommu->ops->iommu_power_off(iommu_drvdata);
pr_info("%s: TLB performance monitoring turned OFF\n",
diff --git a/drivers/misc/qseecom.c b/drivers/misc/qseecom.c
index d8a5669..9bc77be 100644
--- a/drivers/misc/qseecom.c
+++ b/drivers/misc/qseecom.c
@@ -278,63 +278,24 @@
svc->sb_virt = (char *) ion_map_kernel(qseecom.ion_clnt, svc->ihandle);
svc->sb_phys = pa;
- if (qseecom.qseos_version == QSEOS_VERSION_14) {
- req.qsee_cmd_id = QSEOS_REGISTER_LISTENER;
- req.listener_id = svc->svc.listener_id;
- req.sb_len = svc->sb_length;
- req.sb_ptr = (void *)svc->sb_phys;
+ req.qsee_cmd_id = QSEOS_REGISTER_LISTENER;
+ req.listener_id = svc->svc.listener_id;
+ req.sb_len = svc->sb_length;
+ req.sb_ptr = (void *)svc->sb_phys;
- resp.result = QSEOS_RESULT_INCOMPLETE;
+ resp.result = QSEOS_RESULT_INCOMPLETE;
- ret = scm_call(SCM_SVC_TZSCHEDULER, 1, &req,
+ ret = scm_call(SCM_SVC_TZSCHEDULER, 1, &req,
sizeof(req), &resp, sizeof(resp));
- if (ret) {
- pr_err("qseecom_scm_call failed with err: %d\n", ret);
- return -EINVAL;
- }
+ if (ret) {
+ pr_err("qseecom_scm_call failed with err: %d\n", ret);
+ return -EINVAL;
+ }
- if (resp.result != QSEOS_RESULT_SUCCESS) {
- pr_err("Error SB registration req: resp.result = %d\n",
- resp.result);
- return -EPERM;
- }
- } else {
- struct qseecom_command cmd;
- struct qseecom_response resp;
- struct qse_pr_init_sb_req_s sb_init_req;
- struct qse_pr_init_sb_rsp_s sb_init_rsp;
-
- svc->sb_reg_req = kzalloc((sizeof(sb_init_req) +
- sizeof(sb_init_rsp)), GFP_KERNEL);
-
- sb_init_req.pr_cmd = TZ_SCHED_CMD_ID_REGISTER_LISTENER;
- sb_init_req.listener_id = svc->svc.listener_id;
- sb_init_req.sb_len = svc->sb_length;
- sb_init_req.sb_ptr = svc->sb_phys;
-
- memcpy(svc->sb_reg_req, &sb_init_req, sizeof(sb_init_req));
-
- /* It will always be a new cmd from this method */
- cmd.cmd_type = TZ_SCHED_CMD_NEW;
- cmd.sb_in_cmd_addr = (u8 *)(virt_to_phys(svc->sb_reg_req));
- cmd.sb_in_cmd_len = sizeof(sb_init_req);
-
- resp.cmd_status = TZ_SCHED_STATUS_INCOMPLETE;
-
- ret = scm_call(SCM_SVC_TZSCHEDULER, 1, &cmd, sizeof(cmd)
- , &resp, sizeof(resp));
-
- if (ret) {
- pr_err("qseecom_scm_call failed with err: %d\n", ret);
- return -EINVAL;
- }
-
- if (resp.cmd_status != TZ_SCHED_STATUS_COMPLETE) {
- pr_err("SB registration fail resp.cmd_status %d\n",
- resp.cmd_status);
- return -EINVAL;
- }
- memset(svc->sb_virt, 0, svc->sb_length);
+ if (resp.result != QSEOS_RESULT_SUCCESS) {
+ pr_err("Error SB registration req: resp.result = %d\n",
+ resp.result);
+ return -EPERM;
}
return 0;
}
@@ -396,56 +357,24 @@
struct qseecom_command_scm_resp resp;
struct ion_handle *ihandle = NULL; /* Retrieve phy addr */
- if (qseecom.qseos_version == QSEOS_VERSION_14) {
- req.qsee_cmd_id = QSEOS_DEREGISTER_LISTENER;
- req.listener_id = data->listener.id;
- resp.result = QSEOS_RESULT_INCOMPLETE;
+ req.qsee_cmd_id = QSEOS_DEREGISTER_LISTENER;
+ req.listener_id = data->listener.id;
+ resp.result = QSEOS_RESULT_INCOMPLETE;
- ret = scm_call(SCM_SVC_TZSCHEDULER, 1, &req,
+ ret = scm_call(SCM_SVC_TZSCHEDULER, 1, &req,
sizeof(req), &resp, sizeof(resp));
- if (ret) {
- pr_err("scm_call() failed with err: %d (lstnr id=%d)\n",
- ret, data->listener.id);
- return ret;
- }
-
- if (resp.result != QSEOS_RESULT_SUCCESS) {
- pr_err("Failed resp.result=%d,(lstnr id=%d)\n",
- resp.result, data->listener.id);
- return -EPERM;
- }
- } else {
- struct qse_pr_init_sb_req_s sb_init_req;
- struct qseecom_command cmd;
- struct qseecom_response resp;
- struct qseecom_registered_listener_list *svc;
-
- svc = __qseecom_find_svc(data->listener.id);
- sb_init_req.pr_cmd = TZ_SCHED_CMD_ID_REGISTER_LISTENER;
- sb_init_req.listener_id = data->listener.id;
- sb_init_req.sb_len = 0;
- sb_init_req.sb_ptr = 0;
-
- memcpy(svc->sb_reg_req, &sb_init_req, sizeof(sb_init_req));
-
- /* It will always be a new cmd from this method */
- cmd.cmd_type = TZ_SCHED_CMD_NEW;
- cmd.sb_in_cmd_addr = (u8 *)(virt_to_phys(svc->sb_reg_req));
- cmd.sb_in_cmd_len = sizeof(sb_init_req);
- resp.cmd_status = TZ_SCHED_STATUS_INCOMPLETE;
-
- ret = scm_call(SCM_SVC_TZSCHEDULER, 1, &cmd, sizeof(cmd),
- &resp, sizeof(resp));
- if (ret) {
- pr_err("qseecom_scm_call failed with err: %d\n", ret);
- return ret;
- }
- kzfree(svc->sb_reg_req);
- if (resp.cmd_status != TZ_SCHED_STATUS_COMPLETE) {
- pr_err("Error with SB initialization\n");
- return -EPERM;
- }
+ if (ret) {
+ pr_err("scm_call() failed with err: %d (lstnr id=%d)\n",
+ ret, data->listener.id);
+ return ret;
}
+
+ if (resp.result != QSEOS_RESULT_SUCCESS) {
+ pr_err("Failed resp.result=%d,(lstnr id=%d)\n",
+ resp.result, data->listener.id);
+ return -EPERM;
+ }
+
data->abort = 1;
spin_lock_irqsave(&qseecom.registered_listener_list_lock, flags);
list_for_each_entry(ptr_svc, &qseecom.registered_listener_list_head,
@@ -830,8 +759,7 @@
bool unload = false;
bool found_app = false;
- if ((qseecom.qseos_version == QSEOS_VERSION_14) &&
- (data->client.app_id > 0)) {
+ if (data->client.app_id > 0) {
spin_lock_irqsave(&qseecom.registered_app_list_lock, flags);
list_for_each_entry(ptr_app, &qseecom.registered_app_list_head,
list) {
@@ -857,7 +785,7 @@
}
}
- if ((unload) && (qseecom.qseos_version == QSEOS_VERSION_14)) {
+ if (unload) {
struct qseecom_unload_app_ireq req;
__qseecom_cleanup_app(data);
@@ -890,19 +818,6 @@
}
}
}
-
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- data->abort = 1;
- wake_up_all(&qseecom.send_resp_wq);
- while (atomic_read(&data->ioctl_count) > 0) {
- if (wait_event_freezable(data->abort_wq,
- atomic_read(&data->ioctl_count) <= 0)) {
- pr_err("Interrupted from abort\n");
- ret = -ERESTARTSYS;
- break;
- }
- }
- }
qseecom_unmap_ion_allocated_memory(data);
data->released = true;
return ret;
@@ -914,98 +829,6 @@
return data->client.sb_phys + (virt - data->client.user_virt_sb_base);
}
-static int __qseecom_send_cmd_legacy(struct qseecom_dev_handle *data,
- struct qseecom_send_cmd_req *req)
-{
- int ret = 0;
- unsigned long flags;
- u32 reqd_len_sb_in = 0;
- struct qseecom_command cmd;
- struct qseecom_response resp;
-
-
- if (req->cmd_req_buf == NULL || req->resp_buf == NULL) {
- pr_err("cmd buffer or response buffer is null\n");
- return -EINVAL;
- }
-
- if (req->cmd_req_len <= 0 ||
- req->resp_len <= 0 ||
- req->cmd_req_len > data->client.sb_length ||
- req->resp_len > data->client.sb_length) {
- pr_err("cmd buffer length or "
- "response buffer length not valid\n");
- return -EINVAL;
- }
-
- reqd_len_sb_in = req->cmd_req_len + req->resp_len;
- if (reqd_len_sb_in > data->client.sb_length) {
- pr_debug("Not enough memory to fit cmd_buf and "
- "resp_buf. Required: %u, Available: %u\n",
- reqd_len_sb_in, data->client.sb_length);
- return -ENOMEM;
- }
- cmd.cmd_type = TZ_SCHED_CMD_NEW;
- cmd.sb_in_cmd_addr = (u8 *) data->client.sb_phys;
- cmd.sb_in_cmd_len = req->cmd_req_len;
-
- resp.cmd_status = TZ_SCHED_STATUS_INCOMPLETE;
- resp.sb_in_rsp_addr = (u8 *)data->client.sb_phys + req->cmd_req_len;
- resp.sb_in_rsp_len = req->resp_len;
-
- ret = scm_call(SCM_SVC_TZSCHEDULER, 1, (const void *)&cmd,
- sizeof(cmd), &resp, sizeof(resp));
-
- if (ret) {
- pr_err("qseecom_scm_call_legacy failed with err: %d\n", ret);
- return ret;
- }
-
- while (resp.cmd_status != TZ_SCHED_STATUS_COMPLETE) {
- /*
- * If cmd is incomplete, get the callback cmd out from SB out
- * and put it on the list
- */
- struct qseecom_registered_listener_list *ptr_svc = NULL;
- /*
- * We don't know which service can handle the command. so we
- * wake up all blocking services and let them figure out if
- * they can handle the given command.
- */
- spin_lock_irqsave(&qseecom.registered_listener_list_lock,
- flags);
- list_for_each_entry(ptr_svc,
- &qseecom.registered_listener_list_head, list) {
- ptr_svc->rcv_req_flag = 1;
- wake_up_interruptible(&ptr_svc->rcv_req_wq);
- }
- spin_unlock_irqrestore(&qseecom.registered_listener_list_lock,
- flags);
-
- pr_debug("waking up rcv_req_wq and "
- "waiting for send_resp_wq\n");
- if (wait_event_freezable(qseecom.send_resp_wq,
- __qseecom_listener_has_sent_rsp(data))) {
- pr_warning("qseecom Interrupted: exiting send_cmd loop\n");
- return -ERESTARTSYS;
- }
-
- if (data->abort) {
- pr_err("Aborting driver\n");
- return -ENODEV;
- }
- qseecom.send_resp_flag = 0;
- cmd.cmd_type = TZ_SCHED_CMD_PENDING;
- ret = scm_call(SCM_SVC_TZSCHEDULER, 1, (const void *)&cmd,
- sizeof(cmd), &resp, sizeof(resp));
- if (ret) {
- pr_err("qseecom_scm_call failed with err: %d\n", ret);
- return ret;
- }
- }
- return ret;
-}
-
int __qseecom_process_rpmb_svc_cmd(struct qseecom_dev_handle *data_ptr,
struct qseecom_send_svc_cmd_req *req_ptr,
struct qseecom_client_send_service_ireq *send_svc_ireq_ptr)
@@ -1171,10 +994,8 @@
pr_err("copy_from_user failed\n");
return ret;
}
- if (qseecom.qseos_version == QSEOS_VERSION_14)
- ret = __qseecom_send_cmd(data, &req);
- else
- ret = __qseecom_send_cmd_legacy(data, &req);
+ ret = __qseecom_send_cmd(data, &req);
+
if (ret)
return ret;
@@ -1289,12 +1110,9 @@
ret = __qseecom_update_with_phy_addr(&req);
if (ret)
return ret;
- if (qseecom.qseos_version == QSEOS_VERSION_14)
- ret = __qseecom_send_cmd(data, &send_cmd_req);
- else
- ret = __qseecom_send_cmd_legacy(data, &send_cmd_req);
- __qseecom_send_cmd_req_clean_up(&req);
+ ret = __qseecom_send_cmd(data, &send_cmd_req);
+ __qseecom_send_cmd_req_clean_up(&req);
if (ret)
return ret;
@@ -1333,12 +1151,7 @@
return -ENODEV;
}
this_lstnr->rcv_req_flag = 0;
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- if (*((uint32_t *)this_lstnr->sb_virt) != 0)
- break;
- } else {
- break;
- }
+ break;
}
return ret;
}
@@ -1636,11 +1449,6 @@
uint32_t len;
ion_phys_addr_t pa;
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- pr_err("This functionality is UNSUPPORTED in version 1.3\n");
- return -EINVAL;
- }
-
*handle = kzalloc(sizeof(struct qseecom_handle), GFP_KERNEL);
if (!(*handle)) {
pr_err("failed to allocate memory for kernel client handle\n");
@@ -1791,10 +1599,6 @@
unsigned long flags = 0;
bool found_handle = false;
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- pr_err("This functionality is UNSUPPORTED in version 1.3\n");
- return -EINVAL;
- }
if ((handle == NULL) || (*handle == NULL)) {
pr_err("Handle is not initialized\n");
return -EINVAL;
@@ -1835,11 +1639,6 @@
struct qseecom_send_cmd_req req = {0, 0, 0, 0};
struct qseecom_dev_handle *data;
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- pr_err("This functionality is UNSUPPORTED in version 1.3\n");
- return -EINVAL;
- }
-
if (handle == NULL) {
pr_err("Handle is not initialized\n");
return -EINVAL;
@@ -2868,11 +2667,6 @@
}
case QSEECOM_IOCTL_LOAD_EXTERNAL_ELF_REQ: {
data->released = true;
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- pr_err("Loading External elf image unsupported in rev 0x13\n");
- ret = -EINVAL;
- break;
- }
mutex_lock(&app_access_lock);
atomic_inc(&data->ioctl_count);
ret = qseecom_load_external_elf(data, argp);
@@ -2884,11 +2678,6 @@
}
case QSEECOM_IOCTL_UNLOAD_EXTERNAL_ELF_REQ: {
data->released = true;
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- pr_err("Unloading External elf image unsupported in rev 0x13\n");
- ret = -EINVAL;
- break;
- }
mutex_lock(&app_access_lock);
atomic_inc(&data->ioctl_count);
ret = qseecom_unload_external_elf(data);
@@ -2992,23 +2781,7 @@
data->released = false;
init_waitqueue_head(&data->abort_wq);
atomic_set(&data->ioctl_count, 0);
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- int pil_error;
- mutex_lock(&pil_access_lock);
- if (pil_ref_cnt == 0) {
- pil = subsystem_get("tzapps");
- if (IS_ERR(pil)) {
- pr_err("Playready PIL image load failed\n");
- pil_error = PTR_ERR(pil);
- pil = NULL;
- pr_debug("tzapps image load FAILED\n");
- mutex_unlock(&pil_access_lock);
- return pil_error;
- }
- }
- pil_ref_cnt++;
- mutex_unlock(&pil_access_lock);
- }
+
return ret;
}
@@ -3046,13 +2819,6 @@
if (data->perf_enabled == true)
qsee_disable_clock_vote(data, CLK_DFAB);
- if (qseecom.qseos_version == QSEOS_VERSION_13) {
- mutex_lock(&pil_access_lock);
- if (pil_ref_cnt == 1)
- subsystem_put(pil);
- pil_ref_cnt--;
- mutex_unlock(&pil_access_lock);
- }
kfree(data);
return ret;
diff --git a/drivers/thermal/msm_thermal.c b/drivers/thermal/msm_thermal.c
index 814817b..ab59864 100644
--- a/drivers/thermal/msm_thermal.c
+++ b/drivers/thermal/msm_thermal.c
@@ -596,7 +596,14 @@
pr_info("%s: Max frequency reset for cpu%d\n",
KBUILD_MODNAME, cpu);
- ret = cpufreq_update_policy(cpu);
+ if (cpu_online(cpu)) {
+ struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
+ if (!policy)
+ return ret;
+ ret = cpufreq_driver_target(policy, policy->cur,
+ CPUFREQ_RELATION_H);
+ cpufreq_cpu_put(policy);
+ }
return ret;
}
@@ -748,14 +755,56 @@
return ret;
}
+static void __cpuinit do_freq_control(long temp)
+{
+ int ret = 0;
+ int cpu = 0;
+ uint32_t max_freq = limited_max_freq;
+
+ if (temp >= msm_thermal_info.limit_temp_degC) {
+ if (limit_idx == limit_idx_low)
+ return;
+
+ limit_idx -= msm_thermal_info.freq_step;
+ if (limit_idx < limit_idx_low)
+ limit_idx = limit_idx_low;
+ max_freq = table[limit_idx].frequency;
+ } else if (temp < msm_thermal_info.limit_temp_degC -
+ msm_thermal_info.temp_hysteresis_degC) {
+ if (limit_idx == limit_idx_high)
+ return;
+
+ limit_idx += msm_thermal_info.freq_step;
+ if (limit_idx >= limit_idx_high) {
+ limit_idx = limit_idx_high;
+ max_freq = MSM_CPUFREQ_NO_LIMIT;
+ } else
+ max_freq = table[limit_idx].frequency;
+ }
+
+ if (max_freq == limited_max_freq)
+ return;
+
+ /* Update new limits */
+ for_each_possible_cpu(cpu) {
+ if (!(msm_thermal_info.freq_control_mask & BIT(cpu)))
+ continue;
+ ret = update_cpu_max_freq(cpu, max_freq);
+ if (ret)
+ pr_debug(
+ "%s: Unable to limit cpu%d max freq to %d\n",
+ KBUILD_MODNAME, cpu, max_freq);
+ }
+
+}
+
static void __cpuinit check_temp(struct work_struct *work)
{
static int limit_init;
struct tsens_device tsens_dev;
long temp = 0;
- uint32_t max_freq = limited_max_freq;
- int cpu = 0;
int ret = 0;
+
tsens_dev.sensor_num = msm_thermal_info.sensor_id;
ret = tsens_get_temp(&tsens_dev, &temp);
if (ret) {
@@ -775,38 +824,7 @@
do_core_control(temp);
do_vdd_restriction();
do_psm();
-
- if (temp >= msm_thermal_info.limit_temp_degC) {
- if (limit_idx == limit_idx_low)
- goto reschedule;
-
- limit_idx -= msm_thermal_info.freq_step;
- if (limit_idx < limit_idx_low)
- limit_idx = limit_idx_low;
- max_freq = table[limit_idx].frequency;
- } else if (temp < msm_thermal_info.limit_temp_degC -
- msm_thermal_info.temp_hysteresis_degC) {
- if (limit_idx == limit_idx_high)
- goto reschedule;
-
- limit_idx += msm_thermal_info.freq_step;
- if (limit_idx >= limit_idx_high) {
- limit_idx = limit_idx_high;
- max_freq = MSM_CPUFREQ_NO_LIMIT;
- } else
- max_freq = table[limit_idx].frequency;
- }
- if (max_freq == limited_max_freq)
- goto reschedule;
-
- /* Update new limits */
- for_each_possible_cpu(cpu) {
- ret = update_cpu_max_freq(cpu, max_freq);
- if (ret)
- pr_debug(
- "%s: Unable to limit cpu%d max freq to %d\n",
- KBUILD_MODNAME, cpu, max_freq);
- }
+ do_freq_control(temp);
reschedule:
if (enabled)
@@ -1599,6 +1617,9 @@
if (ret)
goto fail;
+ key = "qcom,freq-control-mask";
+ ret = of_property_read_u32(node, key, &data.freq_control_mask);
+
key = "qcom,core-limit-temp";
ret = of_property_read_u32(node, key, &data.core_limit_temp_degC);
diff --git a/include/linux/msm_thermal.h b/include/linux/msm_thermal.h
index f14cc52..2c1fa11 100644
--- a/include/linux/msm_thermal.h
+++ b/include/linux/msm_thermal.h
@@ -20,6 +20,7 @@
int32_t limit_temp_degC;
int32_t temp_hysteresis_degC;
uint32_t freq_step;
+ uint32_t freq_control_mask;
int32_t core_limit_temp_degC;
int32_t core_temp_hysteresis_degC;
uint32_t core_control_mask;