Merge "defconfig: 8610: disable ethernet"
diff --git a/Documentation/devicetree/bindings/fb/mdss-dsi-panel.txt b/Documentation/devicetree/bindings/fb/mdss-dsi-panel.txt
index 0588c5e..b55bd53 100644
--- a/Documentation/devicetree/bindings/fb/mdss-dsi-panel.txt
+++ b/Documentation/devicetree/bindings/fb/mdss-dsi-panel.txt
@@ -55,6 +55,10 @@
- label: A string used as a descriptive name of the panel
- qcom,enable-gpio: Specifies the panel lcd/display enable gpio.
- qcom,rst-gpio: Specifies the panel reset gpio.
+- qcom,te-gpio: Specifies the gpio used for TE.
+- qcom,dsi-lpg-channel : LPG channel for backlight.
+- qcom,dsi-pwm-period : PWM period in microseconds.
+- qcom,dsi-pwm-gpio : PWM gpio.
- qcom,mdss-pan-broadcast-mode: Boolean used to enable broadcast mode.
- qcom,cont-splash-enabled: Boolean used to enable continuous splash mode.
- qcom,mdss-pan-porch-values: An array of size 6 that specifies the panel blanking values.
@@ -71,6 +75,15 @@
- qcom,mdss-pan-dsi-mode: Specifies the panel operating mode.
0 = enable video mode(default mode).
1 = enable command mode.
+- qcom,mdss-vsync-enable: Specifies Tear Check configuration.
+ 0 = TE disable.
+ 1 = TE enable.
+- qcom,mdss-hw-vsync-mode: Specifies TE type.
+ 0 = software vsync.
+ 1 = hardware vsync (TE gpio pin).
+- qcom,mdss-pan-te-sel: Specifies TE operating mode.
+ 0 = TE through embedded dcs command
+ 1 = TE through TE gpio pin.
- qcom,mdss-pan-dsi-h-pulse-mode: Specifies the pulse mode option for the panel.
0 = Don't send hsa/he following vs/ve packet(default)
1 = Send hsa/he following vs/ve packet
diff --git a/Documentation/devicetree/bindings/fb/mdss-mdp.txt b/Documentation/devicetree/bindings/fb/mdss-mdp.txt
index 497471a..0422b57 100644
--- a/Documentation/devicetree/bindings/fb/mdss-mdp.txt
+++ b/Documentation/devicetree/bindings/fb/mdss-mdp.txt
@@ -75,6 +75,12 @@
The number of dspp blocks should match the
number of mixers driving data to interface
defined in property: qcom,mdss-mixer-intf-off
+- qcom,mdss-pingpong-off: Array of offset addresses for the available
+ pingpong blocks. These offsets are calculated
+ from regsiter "mdp_phys" defined in reg property.
+ The number of pingpong blocks should match the
+ number of mixers driving data to interface
+ defined in property: qcom,mdss-mixer-intf-off
- qcom,mdss-mixer-wb-off: Array of offset addresses for the available
mixer blocks that can be drive data to writeback
block. These offsets will be calculated from
@@ -142,6 +148,7 @@
0x00003A00>;
qcom,mdss-mixer-wb-off = <0x00003E00 0x00004200>;
qcom,mdss-dspp-off = <0x00004600 0x00004A00 0x00004E00>;
+ qcom,mdss-pingpong-off = <0x00012D00 0x00012E00 0x00012F00>;
qcom,mdss-wb-off = <0x00011100 0x00013100 0x00015100
0x00017100 0x00019100>;
qcom,mdss-intf-off = <0x00021100 0x00021300
diff --git a/arch/arm/boot/dts/msm8226-mdss.dtsi b/arch/arm/boot/dts/msm8226-mdss.dtsi
index 9c76512..7ab76f1 100644
--- a/arch/arm/boot/dts/msm8226-mdss.dtsi
+++ b/arch/arm/boot/dts/msm8226-mdss.dtsi
@@ -32,6 +32,7 @@
qcom,mdss-mixer-intf-off = <0x00003200>;
qcom,mdss-mixer-wb-off = <0x00003E00>;
qcom,mdss-dspp-off = <0x00004600>;
+ qcom,mdss-pingpong-off = <0x00021B00>;
qcom,mdss-wb-off = <0x00011100 0x00013100>;
qcom,mdss-intf-off = <0x00000000 0x00021300>;
qcom,mdss-rot-block-size = <64>;
diff --git a/arch/arm/boot/dts/msm8226-regulator.dtsi b/arch/arm/boot/dts/msm8226-regulator.dtsi
index 448a5be..9c21707 100644
--- a/arch/arm/boot/dts/msm8226-regulator.dtsi
+++ b/arch/arm/boot/dts/msm8226-regulator.dtsi
@@ -24,6 +24,29 @@
};
};
+/* CPR controlled regulator */
+
+/ {
+ apc_vreg_corner: regulator@f9018000 {
+ status = "okay";
+ compatible = "qcom,cpr-regulator";
+ reg = <0xf9018000 0x1000>,
+ <0xfc4b80b0 8>;
+ reg-names = "rbcpr", "efuse_phys";
+ regulator-name = "apc_corner";
+ regulator-min-microvolt = <1>;
+ regulator-max-microvolt = <4>;
+ qcom,num-efuse-bits = <5>;
+ qcom,efuse-bit-pos = <6 7 8 9 10>;
+ qcom,pvs-bin-process = <0 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2
+ 2 2 2 2 3 3 3 3 3 3 3 3 0 0 0 0>;
+ qcom,pvs-corner-ceiling-slow = <1050000 1150000 1275000 1350000>;
+ qcom,pvs-corner-ceiling-nom = <975000 1075000 1200000 1200000>;
+ qcom,pvs-corner-ceiling-fast = <900000 1000000 1140000 1140000>;
+ vdd-apc-supply = <&pm8226_s2>;
+ };
+};
+
/* RPM controlled regulators: */
&rpm_bus {
diff --git a/arch/arm/boot/dts/msm8974-v1.dtsi b/arch/arm/boot/dts/msm8974-v1.dtsi
index bccf0fe..ae8cf83 100644
--- a/arch/arm/boot/dts/msm8974-v1.dtsi
+++ b/arch/arm/boot/dts/msm8974-v1.dtsi
@@ -56,6 +56,10 @@
qcom,write-64bit;
};
+&mdss_mdp {
+ qcom,mdss-pingpong-off = <0x00021B00 0x00021C00 0x00021D00>;
+};
+
&msm_vidc {
qcom,vidc-cp-map = <0x1000000 0x3f000000>;
qcom,vidc-ns-map = <0x40000000 0x40000000>;
diff --git a/arch/arm/boot/dts/msm8974-v2.dtsi b/arch/arm/boot/dts/msm8974-v2.dtsi
index 16cdeb1..61f2c4f 100644
--- a/arch/arm/boot/dts/msm8974-v2.dtsi
+++ b/arch/arm/boot/dts/msm8974-v2.dtsi
@@ -64,6 +64,7 @@
0x00011900 0x00011D00 0x00012100>;
qcom,mdss-intf-off = <0x00012500 0x00012700
0x00012900 0x00012b00>;
+ qcom,mdss-pingpong-off = <0x00012D00 0x00012E00 0x00012F00>;
};
&msm_vidc {
diff --git a/arch/arm/configs/msm8610_defconfig b/arch/arm/configs/msm8610_defconfig
index 1f47a1a..85738d0 100644
--- a/arch/arm/configs/msm8610_defconfig
+++ b/arch/arm/configs/msm8610_defconfig
@@ -57,6 +57,7 @@
CONFIG_MSM_TZ_LOG=y
CONFIG_MSM_DIRECT_SCLK_ACCESS=y
CONFIG_MSM_WATCHDOG_V2=y
+CONFIG_MSM_MEMORY_DUMP=y
CONFIG_MSM_DLOAD_MODE=y
CONFIG_MSM_ADSP_LOADER=m
CONFIG_MSM_OCMEM=y
diff --git a/arch/arm/mach-msm/board-8064-pmic.c b/arch/arm/mach-msm/board-8064-pmic.c
index a1ed251..5ab4a53 100644
--- a/arch/arm/mach-msm/board-8064-pmic.c
+++ b/arch/arm/mach-msm/board-8064-pmic.c
@@ -475,6 +475,9 @@
.low_voltage_calc_ms = 1000,
.alarm_low_mv = 3400,
.alarm_high_mv = 4000,
+ .high_ocv_correction_limit_uv = 50,
+ .low_ocv_correction_limit_uv = 100,
+ .hold_soc_est = 3,
};
static struct pm8921_platform_data
diff --git a/arch/arm/mach-msm/board-8930-pmic.c b/arch/arm/mach-msm/board-8930-pmic.c
index 4f398f4..ef65613 100644
--- a/arch/arm/mach-msm/board-8930-pmic.c
+++ b/arch/arm/mach-msm/board-8930-pmic.c
@@ -478,6 +478,9 @@
.low_voltage_calc_ms = 1000,
.alarm_low_mv = 3400,
.alarm_high_mv = 4000,
+ .high_ocv_correction_limit_uv = 50,
+ .low_ocv_correction_limit_uv = 100,
+ .hold_soc_est = 3,
};
static struct pm8038_platform_data pm8038_platform_data __devinitdata = {
diff --git a/arch/arm/mach-msm/board-8960-pmic.c b/arch/arm/mach-msm/board-8960-pmic.c
index 8c16984..c87d966 100644
--- a/arch/arm/mach-msm/board-8960-pmic.c
+++ b/arch/arm/mach-msm/board-8960-pmic.c
@@ -435,6 +435,9 @@
.low_voltage_calc_ms = 1000,
.alarm_low_mv = 3400,
.alarm_high_mv = 4000,
+ .high_ocv_correction_limit_uv = 50,
+ .low_ocv_correction_limit_uv = 100,
+ .hold_soc_est = 3,
};
#define PM8921_LC_LED_MAX_CURRENT 4 /* I = 4mA */
diff --git a/arch/arm/mach-msm/smd_tty.c b/arch/arm/mach-msm/smd_tty.c
index 21e1bf4..8a2c23f 100644
--- a/arch/arm/mach-msm/smd_tty.c
+++ b/arch/arm/mach-msm/smd_tty.c
@@ -58,13 +58,10 @@
static void *smd_tty_log_ctx;
static DEFINE_MUTEX(smd_tty_lock);
-static uint smd_tty_modem_wait;
-module_param_named(modem_wait, smd_tty_modem_wait,
- uint, S_IRUGO | S_IWUSR | S_IWGRP);
-
struct smd_tty_info {
smd_channel_t *ch;
struct tty_port port;
+ struct device *device_ptr;
struct wake_lock wake_lock;
int open_count;
struct tasklet_struct tty_tsklt;
@@ -75,6 +72,7 @@
int in_reset;
int in_reset_updated;
int is_open;
+ unsigned int open_wait;
wait_queue_head_t ch_opened_wait_queue;
spinlock_t reset_lock;
spinlock_t ra_lock; /* Read Available Lock*/
@@ -137,6 +135,57 @@
spin_unlock_irqrestore(&info->reset_lock, flags);
}
+static ssize_t open_timeout_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t n)
+{
+ unsigned int num_dev;
+ unsigned long wait;
+ if (dev == NULL) {
+ SMD_TTY_INFO("%s: Invalid Device passed", __func__);
+ return -EINVAL;
+ }
+ for (num_dev = 0; num_dev < MAX_SMD_TTYS; num_dev++) {
+ if (dev == smd_tty[num_dev].device_ptr)
+ break;
+ }
+ if (num_dev >= MAX_SMD_TTYS) {
+ SMD_TTY_ERR("[%s]: Device Not found", __func__);
+ return -EINVAL;
+ }
+ if (!kstrtoul(buf, 10, &wait)) {
+ smd_tty[num_dev].open_wait = wait;
+ return n;
+ } else {
+ SMD_TTY_INFO("[%s]: Unable to convert %s to an int",
+ __func__, buf);
+ return -EINVAL;
+ }
+}
+
+static ssize_t open_timeout_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ unsigned int num_dev;
+
+ if (dev == NULL) {
+ SMD_TTY_INFO("%s: Invalid Device passed", __func__);
+ return -EINVAL;
+ }
+ for (num_dev = 0; num_dev < MAX_SMD_TTYS; num_dev++) {
+ if (dev == smd_tty[num_dev].device_ptr)
+ break;
+ }
+ if (num_dev >= MAX_SMD_TTYS)
+ SMD_TTY_ERR("[%s]: Device Not Found", __func__);
+
+ return snprintf(buf, PAGE_SIZE, "%d\n",
+ smd_tty[num_dev].open_wait);
+}
+
+static DEVICE_ATTR
+ (open_timeout, 0664, open_timeout_show, open_timeout_store);
+
static void smd_tty_read(unsigned long param)
{
unsigned char *ptr;
@@ -289,6 +338,16 @@
if (peripheral) {
info->pil = subsystem_get(peripheral);
if (IS_ERR(info->pil)) {
+ SMD_TTY_INFO(
+ "%s failed on smd_tty device :%s subsystem_get failed for %s",
+ __func__, smd_tty[n].smd->port_name,
+ peripheral);
+ /*
+ * Sleep, inorder to reduce the frequency of
+ * retry by user-space modules and to avoid
+ * possible watchdog bite.
+ */
+ msleep((smd_tty[n].open_wait * 1000));
res = PTR_ERR(info->pil);
goto out;
}
@@ -311,10 +370,10 @@
* Wait for a channel to be allocated so we know
* the modem is ready enough.
*/
- if (smd_tty_modem_wait) {
+ if (smd_tty[n].open_wait) {
res = wait_for_completion_interruptible_timeout(
&info->ch_allocated,
- msecs_to_jiffies(smd_tty_modem_wait *
+ msecs_to_jiffies(smd_tty[n].open_wait *
1000));
if (res == 0) {
@@ -664,7 +723,14 @@
tty_port_init(port);
port->ops = &smd_tty_port_ops;
/* TODO: For kernel >= 3.7 use tty_port_register_device */
- tty_register_device(smd_tty_driver, idx, 0);
+ smd_tty[idx].device_ptr =
+ tty_register_device(smd_tty_driver, idx, 0);
+ if (device_create_file(smd_tty[idx].device_ptr,
+ &dev_attr_open_timeout))
+ SMD_TTY_ERR(
+ "%s: Unable to create device attributes for %s",
+ __func__, smd_configs[n].port_name);
+
init_completion(&smd_tty[idx].ch_allocated);
/* register platform device */
diff --git a/drivers/base/dma-contiguous.c b/drivers/base/dma-contiguous.c
index 45c9023..ed91480 100644
--- a/drivers/base/dma-contiguous.c
+++ b/drivers/base/dma-contiguous.c
@@ -227,7 +227,7 @@
pr_info("Found %s, memory base %lx, size %ld MiB\n", uname,
(unsigned long)base, (unsigned long)size / SZ_1M);
- dma_contiguous_reserve_area(size, &base, MEMBLOCK_ALLOC_ANYWHERE, name);
+ dma_contiguous_reserve_area(size, &base, 0, name);
return 0;
}
diff --git a/drivers/gpu/ion/ion.c b/drivers/gpu/ion/ion.c
index 9128177..85e2ec9 100644
--- a/drivers/gpu/ion/ion.c
+++ b/drivers/gpu/ion/ion.c
@@ -39,7 +39,6 @@
#include <mach/iommu_domains.h>
#include "ion_priv.h"
-#define DEBUG
/**
* struct ion_device - the metadata of the ion device node
@@ -107,6 +106,12 @@
unsigned int iommu_map_cnt;
};
+bool ion_buffer_fault_user_mappings(struct ion_buffer *buffer)
+{
+ return ((buffer->flags & ION_FLAG_CACHED) &&
+ !(buffer->flags & ION_FLAG_CACHED_NEEDS_SYNC));
+}
+
static void ion_iommu_release(struct kref *kref);
/* this function should only be called while dev->lock is held */
@@ -190,6 +195,8 @@
return NULL;
}
+static int ion_buffer_alloc_dirty(struct ion_buffer *buffer);
+
/* this function should only be called while dev->lock is held */
static struct ion_buffer *ion_buffer_create(struct ion_heap *heap,
struct ion_device *dev,
@@ -199,13 +206,15 @@
{
struct ion_buffer *buffer;
struct sg_table *table;
- int ret;
+ struct scatterlist *sg;
+ int i, ret;
buffer = kzalloc(sizeof(struct ion_buffer), GFP_KERNEL);
if (!buffer)
return ERR_PTR(-ENOMEM);
buffer->heap = heap;
+ buffer->flags = flags;
kref_init(&buffer->ref);
ret = heap->ops->allocate(heap, buffer, len, align, flags);
@@ -216,19 +225,52 @@
buffer->dev = dev;
buffer->size = len;
- buffer->flags = flags;
- table = buffer->heap->ops->map_dma(buffer->heap, buffer);
+ table = heap->ops->map_dma(heap, buffer);
if (IS_ERR_OR_NULL(table)) {
heap->ops->free(buffer);
kfree(buffer);
return ERR_PTR(PTR_ERR(table));
}
buffer->sg_table = table;
+ if (ion_buffer_fault_user_mappings(buffer)) {
+ for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents,
+ i) {
+ if (sg_dma_len(sg) == PAGE_SIZE)
+ continue;
+ pr_err("%s: cached mappings that will be faulted in "
+ "must have pagewise sg_lists\n", __func__);
+ ret = -EINVAL;
+ goto err;
+ }
+ ret = ion_buffer_alloc_dirty(buffer);
+ if (ret)
+ goto err;
+ }
+
+ buffer->dev = dev;
+ buffer->size = len;
+ INIT_LIST_HEAD(&buffer->vmas);
mutex_init(&buffer->lock);
+ /* this will set up dma addresses for the sglist -- it is not
+ technically correct as per the dma api -- a specific
+ device isn't really taking ownership here. However, in practice on
+ our systems the only dma_address space is physical addresses.
+ Additionally, we can't afford the overhead of invalidating every
+ allocation via dma_map_sg. The implicit contract here is that
+ memory comming from the heaps is ready for dma, ie if it has a
+ cached mapping that mapping has been invalidated */
+ for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents, i)
+ sg_dma_address(sg) = sg_phys(sg);
ion_buffer_add(dev, buffer);
return buffer;
+
+err:
+ heap->ops->unmap_dma(heap, buffer);
+ heap->ops->free(buffer);
+ kfree(buffer);
+ return ERR_PTR(ret);
}
/**
@@ -276,7 +318,6 @@
if (WARN_ON(buffer->kmap_cnt > 0))
buffer->heap->ops->unmap_kernel(buffer->heap, buffer);
-
buffer->heap->ops->unmap_dma(buffer->heap, buffer);
ion_delayed_unsecure(buffer);
@@ -285,6 +326,8 @@
mutex_lock(&dev->lock);
rb_erase(&buffer->node, &dev->buffers);
mutex_unlock(&dev->lock);
+ if (buffer->flags & ION_FLAG_CACHED)
+ kfree(buffer->dirty);
kfree(buffer);
}
@@ -419,6 +462,16 @@
dbg_str[0] = '\0';
/*
+ * For now, we don't want to fault in pages individually since
+ * clients are already doing manual cache maintenance. In
+ * other words, the implicit caching infrastructure is in
+ * place (in code) but should not be used.
+ */
+ flags |= ION_FLAG_CACHED_NEEDS_SYNC;
+
+ pr_debug("%s: len %d align %d heap_mask %u flags %x\n", __func__, len,
+ align, heap_mask, flags);
+ /*
* traverse the list of heaps available in this system in priority
* order. If the heap type is supported by the client, and matches the
* request of the caller allocate from it. Repeat until allocate has
@@ -1205,12 +1258,46 @@
}
EXPORT_SYMBOL(ion_sg_table);
+struct sg_table *ion_create_chunked_sg_table(phys_addr_t buffer_base,
+ size_t chunk_size, size_t total_size)
+{
+ struct sg_table *table;
+ int i, n_chunks, ret;
+ struct scatterlist *sg;
+
+ table = kzalloc(sizeof(struct sg_table), GFP_KERNEL);
+ if (!table)
+ return ERR_PTR(-ENOMEM);
+
+ n_chunks = DIV_ROUND_UP(total_size, chunk_size);
+ pr_debug("creating sg_table with %d chunks\n", n_chunks);
+
+ ret = sg_alloc_table(table, n_chunks, GFP_KERNEL);
+ if (ret)
+ goto err0;
+
+ for_each_sg(table->sgl, sg, table->nents, i) {
+ dma_addr_t addr = buffer_base + i * chunk_size;
+ sg_dma_address(sg) = addr;
+ }
+
+ return table;
+err0:
+ kfree(table);
+ return ERR_PTR(ret);
+}
+
+static void ion_buffer_sync_for_device(struct ion_buffer *buffer,
+ struct device *dev,
+ enum dma_data_direction direction);
+
static struct sg_table *ion_map_dma_buf(struct dma_buf_attachment *attachment,
enum dma_data_direction direction)
{
struct dma_buf *dmabuf = attachment->dmabuf;
struct ion_buffer *buffer = dmabuf->priv;
+ ion_buffer_sync_for_device(buffer, attachment->dev, direction);
return buffer->sg_table;
}
@@ -1220,24 +1307,119 @@
{
}
-static void ion_vma_close(struct vm_area_struct *vma)
+static int ion_buffer_alloc_dirty(struct ion_buffer *buffer)
+{
+ unsigned long pages = buffer->sg_table->nents;
+ unsigned long length = (pages + BITS_PER_LONG - 1)/BITS_PER_LONG;
+
+ buffer->dirty = kzalloc(length * sizeof(unsigned long), GFP_KERNEL);
+ if (!buffer->dirty)
+ return -ENOMEM;
+ return 0;
+}
+
+struct ion_vma_list {
+ struct list_head list;
+ struct vm_area_struct *vma;
+};
+
+static void ion_buffer_sync_for_device(struct ion_buffer *buffer,
+ struct device *dev,
+ enum dma_data_direction dir)
+{
+ struct scatterlist *sg;
+ int i;
+ struct ion_vma_list *vma_list;
+
+ pr_debug("%s: syncing for device %s\n", __func__,
+ dev ? dev_name(dev) : "null");
+
+ if (!ion_buffer_fault_user_mappings(buffer))
+ return;
+
+ mutex_lock(&buffer->lock);
+ for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents, i) {
+ if (!test_bit(i, buffer->dirty))
+ continue;
+ dma_sync_sg_for_device(dev, sg, 1, dir);
+ clear_bit(i, buffer->dirty);
+ }
+ list_for_each_entry(vma_list, &buffer->vmas, list) {
+ struct vm_area_struct *vma = vma_list->vma;
+
+ zap_page_range(vma, vma->vm_start, vma->vm_end - vma->vm_start,
+ NULL);
+ }
+ mutex_unlock(&buffer->lock);
+}
+
+int ion_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
{
struct ion_buffer *buffer = vma->vm_private_data;
+ struct scatterlist *sg;
+ int i;
- pr_debug("%s: %d\n", __func__, __LINE__);
+ mutex_lock(&buffer->lock);
+ set_bit(vmf->pgoff, buffer->dirty);
+
+ for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents, i) {
+ if (i != vmf->pgoff)
+ continue;
+ dma_sync_sg_for_cpu(NULL, sg, 1, DMA_BIDIRECTIONAL);
+ vm_insert_page(vma, (unsigned long)vmf->virtual_address,
+ sg_page(sg));
+ break;
+ }
+ mutex_unlock(&buffer->lock);
+ return VM_FAULT_NOPAGE;
+}
+
+static void ion_vm_open(struct vm_area_struct *vma)
+{
+ struct ion_buffer *buffer = vma->vm_private_data;
+ struct ion_vma_list *vma_list;
+
+ vma_list = kmalloc(sizeof(struct ion_vma_list), GFP_KERNEL);
+ if (!vma_list)
+ return;
+ vma_list->vma = vma;
+ mutex_lock(&buffer->lock);
+ list_add(&vma_list->list, &buffer->vmas);
+ mutex_unlock(&buffer->lock);
+ pr_debug("%s: adding %p\n", __func__, vma);
+}
+
+static void ion_vm_close(struct vm_area_struct *vma)
+{
+ struct ion_buffer *buffer = vma->vm_private_data;
+ struct ion_vma_list *vma_list, *tmp;
+
+ pr_debug("%s\n", __func__);
+ mutex_lock(&buffer->lock);
+ list_for_each_entry_safe(vma_list, tmp, &buffer->vmas, list) {
+ if (vma_list->vma != vma)
+ continue;
+ list_del(&vma_list->list);
+ kfree(vma_list);
+ pr_debug("%s: deleting %p\n", __func__, vma);
+ break;
+ }
+ mutex_unlock(&buffer->lock);
if (buffer->heap->ops->unmap_user)
buffer->heap->ops->unmap_user(buffer->heap, buffer);
}
-static struct vm_operations_struct ion_vm_ops = {
- .close = ion_vma_close,
+struct vm_operations_struct ion_vma_ops = {
+ .open = ion_vm_open,
+ .close = ion_vm_close,
+ .fault = ion_vm_fault,
};
static int ion_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma)
{
struct ion_buffer *buffer = dmabuf->priv;
- int ret;
+ int ret = 0;
if (!buffer->heap->ops->map_user) {
pr_err("%s: this heap does not define a method for mapping "
@@ -1245,22 +1427,26 @@
return -EINVAL;
}
+ if (ion_buffer_fault_user_mappings(buffer)) {
+ vma->vm_private_data = buffer;
+ vma->vm_ops = &ion_vma_ops;
+ vma->vm_flags |= VM_MIXEDMAP;
+ ion_vm_open(vma);
+ return 0;
+ }
+
+ if (!(buffer->flags & ION_FLAG_CACHED))
+ vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
+
mutex_lock(&buffer->lock);
/* now map it to userspace */
ret = buffer->heap->ops->map_user(buffer->heap, buffer, vma);
mutex_unlock(&buffer->lock);
- if (ret) {
+ if (ret)
pr_err("%s: failure mapping buffer to userspace\n",
__func__);
- } else {
- vma->vm_ops = &ion_vm_ops;
- /*
- * move the buffer into the vm_private_data so we can access it
- * from vma_open/close
- */
- vma->vm_private_data = buffer;
- }
+
return ret;
}
@@ -1396,6 +1582,30 @@
}
EXPORT_SYMBOL(ion_import_dma_buf);
+static int ion_sync_for_device(struct ion_client *client, int fd)
+{
+ struct dma_buf *dmabuf;
+ struct ion_buffer *buffer;
+
+ dmabuf = dma_buf_get(fd);
+ if (IS_ERR_OR_NULL(dmabuf))
+ return PTR_ERR(dmabuf);
+
+ /* if this memory came from ion */
+ if (dmabuf->ops != &dma_buf_ops) {
+ pr_err("%s: can not sync dmabuf from another exporter\n",
+ __func__);
+ dma_buf_put(dmabuf);
+ return -EINVAL;
+ }
+ buffer = dmabuf->priv;
+
+ dma_sync_sg_for_device(NULL, buffer->sg_table->sgl,
+ buffer->sg_table->nents, DMA_BIDIRECTIONAL);
+ dma_buf_put(dmabuf);
+ return 0;
+}
+
static long ion_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct ion_client *client = filp->private_data;
@@ -1468,6 +1678,15 @@
return ret;
break;
}
+ case ION_IOC_SYNC:
+ {
+ struct ion_fd_data data;
+ if (copy_from_user(&data, (void __user *)arg,
+ sizeof(struct ion_fd_data)))
+ return -EFAULT;
+ ion_sync_for_device(client, data.fd);
+ break;
+ }
case ION_IOC_CUSTOM:
{
struct ion_device *dev = client->dev;
diff --git a/drivers/gpu/ion/ion_carveout_heap.c b/drivers/gpu/ion/ion_carveout_heap.c
index 798c027..9610dfe 100644
--- a/drivers/gpu/ion/ion_carveout_heap.c
+++ b/drivers/gpu/ion/ion_carveout_heap.c
@@ -112,26 +112,13 @@
struct sg_table *ion_carveout_heap_map_dma(struct ion_heap *heap,
struct ion_buffer *buffer)
{
- struct sg_table *table;
- int ret;
+ size_t chunk_size = buffer->size;
- table = kzalloc(sizeof(struct sg_table), GFP_KERNEL);
- if (!table)
- return ERR_PTR(-ENOMEM);
+ if (ION_IS_CACHED(buffer->flags))
+ chunk_size = PAGE_SIZE;
- ret = sg_alloc_table(table, 1, GFP_KERNEL);
- if (ret)
- goto err0;
-
- table->sgl->length = buffer->size;
- table->sgl->offset = 0;
- table->sgl->dma_address = buffer->priv_phys;
-
- return table;
-
-err0:
- kfree(table);
- return ERR_PTR(ret);
+ return ion_create_chunked_sg_table(buffer->priv_phys, chunk_size,
+ buffer->size);
}
void ion_carveout_heap_unmap_dma(struct ion_heap *heap,
diff --git a/drivers/gpu/ion/ion_cp_heap.c b/drivers/gpu/ion/ion_cp_heap.c
index 8a5e5c9..2ef285b 100644
--- a/drivers/gpu/ion/ion_cp_heap.c
+++ b/drivers/gpu/ion/ion_cp_heap.c
@@ -457,6 +457,12 @@
struct ion_cp_buffer *buf;
phys_addr_t addr;
+ /*
+ * we never want Ion to fault pages in for us with this
+ * heap. We want to set up the mappings ourselves in .map_user
+ */
+ flags |= ION_FLAG_CACHED_NEEDS_SYNC;
+
buf = kzalloc(sizeof(*buf), GFP_KERNEL);
if (!buf)
return ION_CP_ALLOCATE_FAIL;
@@ -491,9 +497,6 @@
struct sg_table *ion_cp_heap_create_sg_table(struct ion_buffer *buffer)
{
size_t chunk_size = buffer->size;
- struct sg_table *table;
- int ret, i, n_chunks;
- struct scatterlist *sg;
struct ion_cp_buffer *buf = buffer->priv_virt;
if (ION_IS_CACHED(buffer->flags))
@@ -501,26 +504,8 @@
else if (buf->is_secure && IS_ALIGNED(buffer->size, SZ_1M))
chunk_size = SZ_1M;
- table = kzalloc(sizeof(struct sg_table), GFP_KERNEL);
- if (!table)
- return ERR_PTR(-ENOMEM);
-
- n_chunks = DIV_ROUND_UP(buffer->size, chunk_size);
-
- ret = sg_alloc_table(table, n_chunks, GFP_KERNEL);
- if (ret)
- goto err0;
-
- for_each_sg(table->sgl, sg, table->nents, i) {
- sg_dma_address(sg) = buf->buffer + i * chunk_size;
- sg->length = chunk_size;
- sg->offset = 0;
- }
-
- return table;
-err0:
- kfree(table);
- return ERR_PTR(ret);
+ return ion_create_chunked_sg_table(buf->buffer, chunk_size,
+ buffer->size);
}
struct sg_table *ion_cp_heap_map_dma(struct ion_heap *heap,
diff --git a/drivers/gpu/ion/ion_priv.h b/drivers/gpu/ion/ion_priv.h
index 2ab2ed6..28ef1a5 100644
--- a/drivers/gpu/ion/ion_priv.h
+++ b/drivers/gpu/ion/ion_priv.h
@@ -98,6 +98,8 @@
void *vaddr;
int dmap_cnt;
struct sg_table *sg_table;
+ unsigned long *dirty;
+ struct list_head vmas;
unsigned int iommu_map_cnt;
struct rb_root iommu_maps;
int marked;
@@ -179,6 +181,15 @@
};
/**
+ * ion_buffer_fault_user_mappings - fault in user mappings of this buffer
+ * @buffer: buffer
+ *
+ * indicates whether userspace mappings of this buffer will be faulted
+ * in, this can affect how buffers are allocated from the heap.
+ */
+bool ion_buffer_fault_user_mappings(struct ion_buffer *buffer);
+
+/**
* struct mem_map_data - represents information about the memory map for a heap
* @node: rb node used to store in the tree of mem_map_data
* @addr: start address of memory region.
@@ -330,4 +341,16 @@
int ion_heap_allow_heap_secure(enum ion_heap_type type);
int ion_heap_allow_handle_secure(enum ion_heap_type type);
+
+/**
+ * ion_create_chunked_sg_table - helper function to create sg table
+ * with specified chunk size
+ * @buffer_base: The starting address used for the sg dma address
+ * @chunk_size: The size of each entry in the sg table
+ * @total_size: The total size of the sg table (i.e. the sum of the
+ * entries). This will be rounded up to the nearest
+ * multiple of `chunk_size'
+ */
+struct sg_table *ion_create_chunked_sg_table(phys_addr_t buffer_base,
+ size_t chunk_size, size_t total_size);
#endif /* _ION_PRIV_H */
diff --git a/drivers/gpu/ion/ion_system_heap.c b/drivers/gpu/ion/ion_system_heap.c
index 7046709..ceb30a4 100644
--- a/drivers/gpu/ion/ion_system_heap.c
+++ b/drivers/gpu/ion/ion_system_heap.c
@@ -15,7 +15,10 @@
*
*/
+#include <asm/page.h>
+#include <linux/dma-mapping.h>
#include <linux/err.h>
+#include <linux/highmem.h>
#include <linux/ion.h>
#include <linux/mm.h>
#include <linux/scatterlist.h>
@@ -35,6 +38,37 @@
static unsigned int system_heap_has_outer_cache;
static unsigned int system_heap_contig_has_outer_cache;
+struct page_info {
+ struct page *page;
+ unsigned long order;
+ struct list_head list;
+};
+
+static struct page_info *alloc_largest_available(unsigned long size,
+ bool split_pages)
+{
+ static unsigned int orders[] = {8, 4, 0};
+ struct page *page;
+ struct page_info *info;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(orders); i++) {
+ if (size < (1 << orders[i]) * PAGE_SIZE)
+ continue;
+ page = alloc_pages(GFP_HIGHUSER | __GFP_ZERO |
+ __GFP_NOWARN | __GFP_NORETRY, orders[i]);
+ if (!page)
+ continue;
+ if (split_pages)
+ split_page(page, orders[i]);
+ info = kmap(page);
+ info->page = page;
+ info->order = orders[i];
+ return info;
+ }
+ return NULL;
+}
+
static int ion_system_heap_allocate(struct ion_heap *heap,
struct ion_buffer *buffer,
unsigned long size, unsigned long align,
@@ -42,31 +76,73 @@
{
struct sg_table *table;
struct scatterlist *sg;
- int i, j;
- int npages = PAGE_ALIGN(size) / PAGE_SIZE;
+ int ret;
+ struct list_head pages;
+ struct page_info *info, *tmp_info;
+ int i = 0;
+ long size_remaining = PAGE_ALIGN(size);
+ bool split_pages = ion_buffer_fault_user_mappings(buffer);
+
+
+ INIT_LIST_HEAD(&pages);
+ while (size_remaining > 0) {
+ info = alloc_largest_available(size_remaining, split_pages);
+ if (!info)
+ goto err;
+ list_add_tail(&info->list, &pages);
+ size_remaining -= (1 << info->order) * PAGE_SIZE;
+ i++;
+ }
table = kmalloc(sizeof(struct sg_table), GFP_KERNEL);
if (!table)
- return -ENOMEM;
- i = sg_alloc_table(table, npages, GFP_KERNEL);
- if (i)
- goto err0;
- for_each_sg(table->sgl, sg, table->nents, i) {
- struct page *page;
- page = alloc_page(GFP_KERNEL|__GFP_ZERO);
- if (!page)
- goto err1;
- sg_set_page(sg, page, PAGE_SIZE, 0);
+ goto err;
+
+ if (split_pages)
+ ret = sg_alloc_table(table, PAGE_ALIGN(size) / PAGE_SIZE,
+ GFP_KERNEL);
+ else
+ ret = sg_alloc_table(table, i, GFP_KERNEL);
+
+ if (ret)
+ goto err1;
+
+ sg = table->sgl;
+ list_for_each_entry_safe(info, tmp_info, &pages, list) {
+ struct page *page = info->page;
+
+ if (split_pages) {
+ for (i = 0; i < (1 << info->order); i++) {
+ sg_set_page(sg, page + i, PAGE_SIZE, 0);
+ sg = sg_next(sg);
+ }
+ } else {
+ sg_set_page(sg, page, (1 << info->order) * PAGE_SIZE,
+ 0);
+ sg = sg_next(sg);
+ }
+ list_del(&info->list);
+ kunmap(page);
}
+
+ dma_sync_sg_for_device(NULL, table->sgl, table->nents,
+ DMA_BIDIRECTIONAL);
+
buffer->priv_virt = table;
atomic_add(size, &system_heap_allocated);
return 0;
err1:
- for_each_sg(table->sgl, sg, i, j)
- __free_page(sg_page(sg));
- sg_free_table(table);
-err0:
kfree(table);
+err:
+ list_for_each_entry(info, &pages, list) {
+ if (split_pages)
+ for (i = 0; i < (1 << info->order); i++)
+ __free_page(info->page + i);
+ else
+ __free_pages(info->page, info->order);
+
+ kunmap(info->page);
+ }
return -ENOMEM;
}
@@ -77,7 +153,7 @@
struct sg_table *table = buffer->priv_virt;
for_each_sg(table->sgl, sg, table->nents, i)
- __free_page(sg_page(sg));
+ __free_pages(sg_page(sg), get_order(sg_dma_len(sg)));
if (buffer->sg_table)
sg_free_table(buffer->sg_table);
kfree(buffer->sg_table);
@@ -99,25 +175,33 @@
void *ion_system_heap_map_kernel(struct ion_heap *heap,
struct ion_buffer *buffer)
{
- if (!ION_IS_CACHED(buffer->flags)) {
- pr_err("%s: cannot map system heap uncached\n", __func__);
- return ERR_PTR(-EINVAL);
- } else {
- struct scatterlist *sg;
- int i;
- void *vaddr;
- struct sg_table *table = buffer->priv_virt;
- struct page **pages = kmalloc(
- sizeof(struct page *) * table->nents,
- GFP_KERNEL);
+ struct scatterlist *sg;
+ int i, j;
+ void *vaddr;
+ pgprot_t pgprot;
+ struct sg_table *table = buffer->priv_virt;
+ int npages = PAGE_ALIGN(buffer->size) / PAGE_SIZE;
+ struct page **pages = kzalloc(sizeof(struct page *) * npages,
+ GFP_KERNEL);
+ struct page **tmp = pages;
- for_each_sg(table->sgl, sg, table->nents, i)
- pages[i] = sg_page(sg);
- vaddr = vmap(pages, table->nents, VM_MAP, PAGE_KERNEL);
- kfree(pages);
+ if (buffer->flags & ION_FLAG_CACHED)
+ pgprot = PAGE_KERNEL;
+ else
+ pgprot = pgprot_writecombine(PAGE_KERNEL);
- return vaddr;
+ for_each_sg(table->sgl, sg, table->nents, i) {
+ int npages_this_entry = PAGE_ALIGN(sg_dma_len(sg)) / PAGE_SIZE;
+ struct page *page = sg_page(sg);
+ BUG_ON(i >= npages);
+ for (j = 0; j < npages_this_entry; j++) {
+ *(tmp++) = page++;
+ }
}
+ vaddr = vmap(pages, npages, VM_MAP, pgprot);
+ kfree(pages);
+
+ return vaddr;
}
void ion_system_heap_unmap_kernel(struct ion_heap *heap,
@@ -155,26 +239,27 @@
int ion_system_heap_map_user(struct ion_heap *heap, struct ion_buffer *buffer,
struct vm_area_struct *vma)
{
+ struct sg_table *table = buffer->priv_virt;
+ unsigned long addr = vma->vm_start;
+ unsigned long offset = vma->vm_pgoff;
+ struct scatterlist *sg;
+ int i;
+
if (!ION_IS_CACHED(buffer->flags)) {
pr_err("%s: cannot map system heap uncached\n", __func__);
return -EINVAL;
- } else {
- struct sg_table *table = buffer->priv_virt;
- unsigned long addr = vma->vm_start;
- unsigned long offset = vma->vm_pgoff;
- struct scatterlist *sg;
- int i;
-
- for_each_sg(table->sgl, sg, table->nents, i) {
- if (offset) {
- offset--;
- continue;
- }
- vm_insert_page(vma, addr, sg_page(sg));
- addr += PAGE_SIZE;
- }
- return 0;
}
+
+ for_each_sg(table->sgl, sg, table->nents, i) {
+ if (offset) {
+ offset--;
+ continue;
+ }
+ remap_pfn_range(vma, addr, page_to_pfn(sg_page(sg)),
+ sg_dma_len(sg), vma->vm_page_prot);
+ addr += sg_dma_len(sg);
+ }
+ return 0;
}
int ion_system_heap_cache_ops(struct ion_heap *heap, struct ion_buffer *buffer,
@@ -382,7 +467,7 @@
}
struct sg_table *ion_system_contig_heap_map_dma(struct ion_heap *heap,
- struct ion_buffer *buffer)
+ struct ion_buffer *buffer)
{
struct sg_table *table;
int ret;
@@ -400,6 +485,13 @@
return table;
}
+void ion_system_contig_heap_unmap_dma(struct ion_heap *heap,
+ struct ion_buffer *buffer)
+{
+ sg_free_table(buffer->sg_table);
+ kfree(buffer->sg_table);
+}
+
int ion_system_contig_heap_map_user(struct ion_heap *heap,
struct ion_buffer *buffer,
struct vm_area_struct *vma)
@@ -561,7 +653,7 @@
.free = ion_system_contig_heap_free,
.phys = ion_system_contig_heap_phys,
.map_dma = ion_system_contig_heap_map_dma,
- .unmap_dma = ion_system_heap_unmap_dma,
+ .unmap_dma = ion_system_contig_heap_unmap_dma,
.map_kernel = ion_system_contig_heap_map_kernel,
.unmap_kernel = ion_system_contig_heap_unmap_kernel,
.map_user = ion_system_contig_heap_map_user,
diff --git a/drivers/media/platform/msm/vidc/msm_vidc_internal.h b/drivers/media/platform/msm/vidc/msm_vidc_internal.h
index 1bfbaa6..e5696be 100644
--- a/drivers/media/platform/msm/vidc/msm_vidc_internal.h
+++ b/drivers/media/platform/msm/vidc/msm_vidc_internal.h
@@ -37,7 +37,7 @@
#define MSM_VIDC_VERSION KERNEL_VERSION(0, 0, 1);
#define MAX_DEBUGFS_NAME 50
#define DEFAULT_TIMEOUT 3
-#define DEFAULT_HEIGHT 1080
+#define DEFAULT_HEIGHT 1088
#define DEFAULT_WIDTH 1920
#define MIN_SUPPORTED_WIDTH 32
#define MIN_SUPPORTED_HEIGHT 32
diff --git a/drivers/media/platform/msm/vidc/q6_hfi.c b/drivers/media/platform/msm/vidc/q6_hfi.c
index bf6c7db..123b654 100644
--- a/drivers/media/platform/msm/vidc/q6_hfi.c
+++ b/drivers/media/platform/msm/vidc/q6_hfi.c
@@ -479,7 +479,7 @@
q6_hfi_add_apr_hdr(dev, &apr.hdr, sizeof(apr), HFI_CMD_SYS_INIT);
- rc = create_pkt_cmd_sys_init(&apr.pkt, HFI_ARCH_OX_OFFSET);
+ rc = create_pkt_cmd_sys_init(&apr.pkt, HFI_VIDEO_ARCH_OX);
if (rc) {
dprintk(VIDC_ERR, "Failed to create sys init pkt");
goto err_core_init;
diff --git a/drivers/media/platform/msm/vidc/venus_hfi.c b/drivers/media/platform/msm/vidc/venus_hfi.c
index b5dd15d..779b996 100644
--- a/drivers/media/platform/msm/vidc/venus_hfi.c
+++ b/drivers/media/platform/msm/vidc/venus_hfi.c
@@ -990,7 +990,7 @@
goto err_core_init;
}
- rc = create_pkt_cmd_sys_init(&pkt, HFI_ARCH_OX_OFFSET);
+ rc = create_pkt_cmd_sys_init(&pkt, HFI_VIDEO_ARCH_OX);
if (rc) {
dprintk(VIDC_ERR, "Failed to create sys init pkt");
goto err_core_init;
diff --git a/drivers/power/pm8921-bms.c b/drivers/power/pm8921-bms.c
index a2701ce..91aaf3c 100644
--- a/drivers/power/pm8921-bms.c
+++ b/drivers/power/pm8921-bms.c
@@ -170,6 +170,9 @@
int disable_flat_portion_ocv;
int ocv_dis_high_soc;
int ocv_dis_low_soc;
+ int high_ocv_correction_limit_uv;
+ int low_ocv_correction_limit_uv;
+ int hold_soc_est;
int prev_vbat_batt_terminal_uv;
int vbatt_cutoff_count;
int low_voltage_detect;
@@ -1861,6 +1864,7 @@
int m = 0;
int rc = 0;
int delta_ocv_uv_limit = 0;
+ int correction_limit_uv = 0;
rc = pm8921_bms_get_simultaneous_battery_voltage_and_current(
&ibat_ua,
@@ -1905,17 +1909,13 @@
/*
* do not adjust
- * if soc is same as what bms calculated
- * if soc_est is between 45 and 25, this is the flat portion of the
- * curve where soc_est is not so accurate. We generally don't want to
- * adjust when soc_est is inaccurate except for the cases when soc is
- * way far off (higher than 50 or lesser than 20).
- * Also don't adjust soc if it is above 90 becuase we might pull it low
+ * if soc_est is same as what bms calculated
+ * OR if soc_est > 15
+ * OR if soc it is above 90 because we might pull it low
* and cause a bad user experience
*/
if (soc_est == soc
- || (is_between(45, chip->adjust_soc_low_threshold, soc_est)
- && is_between(50, chip->adjust_soc_low_threshold - 5, soc))
+ || soc_est > 15
|| soc >= 90)
goto out;
@@ -1964,6 +1964,22 @@
pr_debug("new delta ocv = %d\n", delta_ocv_uv);
}
+ if (chip->last_ocv_uv > 3800000)
+ correction_limit_uv = the_chip->high_ocv_correction_limit_uv;
+ else
+ correction_limit_uv = the_chip->low_ocv_correction_limit_uv;
+
+ if (abs(delta_ocv_uv) > correction_limit_uv) {
+ pr_debug("limiting delta ocv %d limit = %d\n", delta_ocv_uv,
+ correction_limit_uv);
+
+ if (delta_ocv_uv > 0)
+ delta_ocv_uv = correction_limit_uv;
+ else
+ delta_ocv_uv = -1 * correction_limit_uv;
+ pr_debug("new delta ocv = %d\n", delta_ocv_uv);
+ }
+
chip->last_ocv_uv -= delta_ocv_uv;
if (chip->last_ocv_uv >= chip->max_voltage_uv)
@@ -1980,7 +1996,7 @@
* if soc_new is ZERO force it higher so that phone doesnt report soc=0
* soc = 0 should happen only when soc_est == 0
*/
- if (soc_new == 0 && soc_est != 0)
+ if (soc_new == 0 && soc_est >= the_chip->hold_soc_est)
soc_new = 1;
soc = soc_new;
@@ -2479,9 +2495,18 @@
/* last_soc < soc ... scale and catch up */
if (last_soc != -EINVAL && last_soc < soc && soc != 100)
- soc = scale_soc_while_chg(chip, delta_time_us, soc, last_soc);
+ soc = scale_soc_while_chg(chip, delta_time_us,
+ soc, last_soc);
- last_soc = soc;
+ /* restrict soc to 1% change */
+ if (last_soc != -EINVAL) {
+ if (soc < last_soc && soc != 0)
+ soc = last_soc - 1;
+ if (soc > last_soc && soc != 100)
+ soc = last_soc + 1;
+ }
+
+ last_soc = bound_soc(soc);
backup_soc_and_iavg(chip, batt_temp, last_soc);
pr_debug("Reported SOC = %d\n", last_soc);
chip->t_soc_queried = now;
@@ -2986,6 +3011,7 @@
GET_VBAT_VSENSE_SIMULTANEOUS,
STOP_OCV,
START_OCV,
+ SET_OCV,
};
static int test_batt_temp = 5;
@@ -3227,6 +3253,8 @@
(void *)STOP_OCV, &calc_fops);
debugfs_create_file("start_ocv", 0644, chip->dent,
(void *)START_OCV, &calc_fops);
+ debugfs_create_file("set_ocv", 0644, chip->dent,
+ (void *)SET_OCV, &calc_fops);
debugfs_create_file("simultaneous", 0644, chip->dent,
(void *)GET_VBAT_VSENSE_SIMULTANEOUS, &calc_fops);
@@ -3372,6 +3400,11 @@
chip->ocv_dis_high_soc = pdata->ocv_dis_high_soc;
chip->ocv_dis_low_soc = pdata->ocv_dis_low_soc;
+ chip->high_ocv_correction_limit_uv
+ = pdata->high_ocv_correction_limit_uv;
+ chip->low_ocv_correction_limit_uv = pdata->low_ocv_correction_limit_uv;
+ chip->hold_soc_est = pdata->hold_soc_est;
+
chip->alarm_low_mv = pdata->alarm_low_mv;
chip->alarm_high_mv = pdata->alarm_high_mv;
chip->low_voltage_detect = pdata->low_voltage_detect;
@@ -3463,6 +3496,18 @@
return 0;
}
+static int pm8921_bms_suspend(struct device *dev)
+{
+ /*
+ * set the last reported soc to invalid, so that
+ * next time we resume we don't want to restrict
+ * the decrease of soc by only 1%
+ */
+ last_soc = -EINVAL;
+
+ return 0;
+}
+
static int pm8921_bms_resume(struct device *dev)
{
int rc;
@@ -3490,6 +3535,7 @@
static const struct dev_pm_ops pm8921_bms_pm_ops = {
.resume = pm8921_bms_resume,
+ .suspend = pm8921_bms_suspend,
};
static struct platform_driver pm8921_bms_driver = {
diff --git a/drivers/power/qpnp-bms.c b/drivers/power/qpnp-bms.c
index 08cf71e..5575139 100644
--- a/drivers/power/qpnp-bms.c
+++ b/drivers/power/qpnp-bms.c
@@ -1608,10 +1608,9 @@
pr_debug("SOC before adjustment = %d\n", soc);
new_calculated_soc = adjust_soc(chip, ¶ms, soc, batt_temp);
- /* clamp soc due to BMS HW inaccuracies in pm8941v2.0 */
- if (chip->revision1 == 0 && chip->revision2 == 0)
- new_calculated_soc = clamp_soc_based_on_voltage(chip,
- new_calculated_soc);
+ /* always clamp soc due to BMS hw/sw immaturities */
+ new_calculated_soc = clamp_soc_based_on_voltage(chip,
+ new_calculated_soc);
done_calculating:
if (new_calculated_soc != chip->calculated_soc
diff --git a/drivers/usb/gadget/f_rmnet.c b/drivers/usb/gadget/f_rmnet.c
index 4b9dfbf..2dccca8 100644
--- a/drivers/usb/gadget/f_rmnet.c
+++ b/drivers/usb/gadget/f_rmnet.c
@@ -387,7 +387,7 @@
unsigned port_num;
enum transport_type cxport = rmnet_ports[dev->port_num].ctrl_xport;
enum transport_type dxport = rmnet_ports[dev->port_num].data_xport;
- u8 src_connection_idx, dst_connection_idx;
+ int src_connection_idx = 0, dst_connection_idx = 0;
struct usb_gadget *gadget = dev->cdev->gadget;
pr_debug("%s: ctrl xport: %s data xport: %s dev: %p portno: %d\n",
@@ -439,7 +439,6 @@
port_num = rmnet_ports[dev->port_num].data_xport_num;
switch (dxport) {
- case USB_GADGET_XPORT_BAM:
case USB_GADGET_XPORT_BAM2BAM:
src_connection_idx = usb_bam_get_connection_idx(gadget->name,
A2_P_BAM, USB_TO_PEER_PERIPHERAL, port_num);
@@ -451,6 +450,7 @@
gsmd_ctrl_disconnect(&dev->port, port_num);
return ret;
}
+ case USB_GADGET_XPORT_BAM:
ret = gbam_connect(&dev->port, port_num,
dxport, src_connection_idx, dst_connection_idx);
if (ret) {
diff --git a/drivers/video/msm/mdss/Makefile b/drivers/video/msm/mdss/Makefile
index a710fef..7fafbc64 100644
--- a/drivers/video/msm/mdss/Makefile
+++ b/drivers/video/msm/mdss/Makefile
@@ -1,6 +1,7 @@
mdss-mdp-objs := mdss_mdp.o mdss_mdp_ctl.o mdss_mdp_pipe.o mdss_mdp_util.o
mdss-mdp-objs += mdss_mdp_pp.o
mdss-mdp-objs += mdss_mdp_intf_video.o
+mdss-mdp-objs += mdss_mdp_intf_cmd.o
mdss-mdp-objs += mdss_mdp_intf_writeback.o
mdss-mdp-objs += mdss_mdp_rotator.o
mdss-mdp-objs += mdss_mdp_overlay.o
diff --git a/drivers/video/msm/mdss/mdss_dsi.c b/drivers/video/msm/mdss/mdss_dsi.c
index bfcd7ec..faf3e6f 100644
--- a/drivers/video/msm/mdss/mdss_dsi.c
+++ b/drivers/video/msm/mdss/mdss_dsi.c
@@ -25,6 +25,7 @@
#include "mdss.h"
#include "mdss_panel.h"
#include "mdss_dsi.h"
+#include "mdss_debug.h"
static unsigned char *mdss_dsi_base;
@@ -250,32 +251,6 @@
return 0;
}
-static int mdss_dsi_ctrl_unprepare(struct mdss_panel_data *pdata)
-{
- struct mdss_panel_info *pinfo;
- struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
- int ret = 0;
-
- if (pdata == NULL) {
- pr_err("%s: Invalid input data\n", __func__);
- return -EINVAL;
- }
-
- ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
- panel_data);
- pinfo = &pdata->panel_info;
-
- mdss_dsi_op_mode_config(DSI_CMD_MODE, pdata);
-
- ret = ctrl_pdata->off(pdata);
- if (ret) {
- pr_err("%s: Panel OFF failed\n", __func__);
- return ret;
- }
-
- return ret;
-}
-
static void mdss_dsi_put_dt_vreg_data(struct device *dev,
struct dss_module_power *module_power)
{
@@ -443,6 +418,10 @@
ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
panel_data);
+
+ pr_debug("%s+: ctrl=%p ndx=%d\n", __func__,
+ ctrl_pdata, ctrl_pdata->ndx);
+
mdss_dsi_clk_disable(pdata);
mdss_dsi_unprepare_clocks(ctrl_pdata);
@@ -514,6 +493,10 @@
ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
panel_data);
+
+ pr_debug("%s+: ctrl=%p ndx=%d\n",
+ __func__, ctrl_pdata, ctrl_pdata->ndx);
+
pinfo = &pdata->panel_info;
ret = mdss_dsi_panel_power_on(pdata, 1);
@@ -597,6 +580,27 @@
wmb();
}
+ pr_debug("%s-:\n", __func__);
+ return 0;
+}
+
+static int mdss_dsi_unblank(struct mdss_panel_data *pdata)
+{
+ int ret = 0;
+ struct mipi_panel_info *mipi;
+ struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
+
+ pr_debug("%s+:\n", __func__);
+
+ if (pdata == NULL) {
+ pr_err("%s: Invalid input data\n", __func__);
+ return -EINVAL;
+ }
+
+ ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
+ panel_data);
+ mipi = &pdata->panel_info.mipi;
+
ret = ctrl_pdata->on(pdata);
if (ret) {
pr_err("%s: unable to initialize the panel\n", __func__);
@@ -605,6 +609,34 @@
mdss_dsi_op_mode_config(mipi->mode, pdata);
+ pr_debug("%s-:\n", __func__);
+
+ return ret;
+}
+
+static int mdss_dsi_blank(struct mdss_panel_data *pdata)
+{
+ int ret = 0;
+ struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
+
+ pr_debug("%s+:\n", __func__);
+
+ if (pdata == NULL) {
+ pr_err("%s: Invalid input data\n", __func__);
+ return -EINVAL;
+ }
+
+ ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
+ panel_data);
+
+ mdss_dsi_op_mode_config(DSI_CMD_MODE, pdata);
+
+ ret = ctrl_pdata->off(pdata);
+ if (ret) {
+ pr_err("%s: Panel OFF failed\n", __func__);
+ return ret;
+ }
+
pr_debug("%s-:End\n", __func__);
return ret;
}
@@ -621,33 +653,27 @@
}
ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
panel_data);
+ pr_debug("%s+:event=%d\n", __func__, event);
+
switch (event) {
case MDSS_EVENT_UNBLANK:
+ rc = mdss_dsi_on(pdata);
if (ctrl_pdata->on_cmds->ctrl_state == DSI_LP_MODE) {
- rc = mdss_dsi_on(pdata);
- } else {
- pr_debug("%s:event=%d, Dsi On not called: ctrl_state: %d\n",
- __func__, event,
- ctrl_pdata->on_cmds->ctrl_state);
- rc = -EINVAL;
+ rc = mdss_dsi_unblank(pdata);
}
break;
+ case MDSS_EVENT_PANEL_ON:
+ if (ctrl_pdata->on_cmds->ctrl_state == DSI_HS_MODE)
+ rc = mdss_dsi_unblank(pdata);
+ break;
case MDSS_EVENT_BLANK:
if (ctrl_pdata->off_cmds->ctrl_state == DSI_HS_MODE) {
- rc = mdss_dsi_ctrl_unprepare(pdata);
- } else {
- pr_debug("%s:event=%d,Unprepare not called.Ctrl_state: %d\n",
- __func__, event,
- ctrl_pdata->on_cmds->ctrl_state);
- rc = -EINVAL;
+ rc = mdss_dsi_blank(pdata);
}
break;
- case MDSS_EVENT_TIMEGEN_OFF:
+ case MDSS_EVENT_PANEL_OFF:
if (ctrl_pdata->off_cmds->ctrl_state == DSI_LP_MODE) {
- pr_debug("%s:event=%d, calling unprepare: ctrl_state: %d\n",
- __func__, event,
- ctrl_pdata->on_cmds->ctrl_state);
- rc = mdss_dsi_ctrl_unprepare(pdata);
+ rc = mdss_dsi_blank(pdata);
}
rc = mdss_dsi_off(pdata);
break;
@@ -665,6 +691,7 @@
pr_debug("%s: unhandled event=%d\n", __func__, event);
break;
}
+ pr_debug("%s-:event=%d, rc=%d\n", __func__, event, rc);
return rc;
}
@@ -674,8 +701,6 @@
u32 index;
struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
- pr_debug("%s\n", __func__);
-
if (pdev->dev.of_node) {
struct resource *mdss_dsi_mres;
const char *ctrl_name;
@@ -789,7 +814,7 @@
struct device dsi_dev;
int mdss_dsi_retrieve_ctrl_resources(struct platform_device *pdev, int mode,
- unsigned char **ctrl_base)
+ struct mdss_dsi_ctrl_pdata *ctrl)
{
int rc = 0;
u32 index;
@@ -828,21 +853,25 @@
return -ENOMEM;
}
- *ctrl_base = ioremap(mdss_dsi_mres->start,
+ ctrl->ctrl_base = ioremap(mdss_dsi_mres->start,
resource_size(mdss_dsi_mres));
- if (!(*ctrl_base)) {
+ if (!(ctrl->ctrl_base)) {
pr_err("%s:%d unable to remap dsi resources",
__func__, __LINE__);
return -ENOMEM;
}
+ ctrl->reg_size = resource_size(mdss_dsi_mres);
+
+ pr_info("%s: dsi base=%x size=%x\n",
+ __func__, (int)ctrl->ctrl_base, ctrl->reg_size);
+
return 0;
}
int dsi_panel_device_register(struct platform_device *pdev,
- struct mdss_panel_common_pdata *panel_data,
- char backlight_ctrl)
+ struct mdss_panel_common_pdata *panel_data)
{
struct mipi_panel_info *mipi;
int rc;
@@ -851,7 +880,6 @@
struct mdss_dsi_ctrl_pdata *ctrl_pdata;
struct device_node *dsi_ctrl_np = NULL;
struct platform_device *ctrl_pdev = NULL;
- unsigned char *ctrl_addr;
bool broadcast;
bool cont_splash_enabled = false;
@@ -891,8 +919,7 @@
else
bpp = 3; /* Default format set to RGB888 */
- if (panel_data->panel_info.type == MIPI_VIDEO_PANEL &&
- !panel_data->panel_info.clk_rate) {
+ if (!panel_data->panel_info.clk_rate) {
h_period += panel_data->panel_info.lcdc.xres_pad;
v_period += panel_data->panel_info.lcdc.yres_pad;
@@ -961,6 +988,45 @@
}
}
+ ctrl_pdata->disp_te_gpio = of_get_named_gpio(pdev->dev.of_node,
+ "qcom,te-gpio", 0);
+ if (!gpio_is_valid(ctrl_pdata->disp_te_gpio)) {
+ pr_err("%s:%d, Disp_te gpio not specified\n",
+ __func__, __LINE__);
+ } else {
+ rc = gpio_request(ctrl_pdata->disp_te_gpio, "disp_te");
+ if (rc) {
+ pr_err("request TE gpio failed, rc=%d\n",
+ rc);
+ gpio_free(ctrl_pdata->disp_te_gpio);
+ return -ENODEV;
+ }
+ rc = gpio_tlmm_config(GPIO_CFG(
+ ctrl_pdata->disp_te_gpio, 1,
+ GPIO_CFG_INPUT,
+ GPIO_CFG_PULL_DOWN,
+ GPIO_CFG_2MA),
+ GPIO_CFG_ENABLE);
+
+ if (rc) {
+ pr_err("%s: unable to config tlmm = %d\n",
+ __func__, ctrl_pdata->disp_te_gpio);
+ gpio_free(ctrl_pdata->disp_te_gpio);
+ return -ENODEV;
+ }
+
+ rc = gpio_direction_input(ctrl_pdata->disp_te_gpio);
+ if (rc) {
+ pr_err("set_direction for disp_en gpio failed, rc=%d\n",
+ rc);
+ gpio_free(ctrl_pdata->disp_te_gpio);
+ return -ENODEV;
+ }
+ pr_debug("%s: te_gpio=%d\n", __func__,
+ ctrl_pdata->disp_te_gpio);
+ }
+
+
ctrl_pdata->rst_gpio = of_get_named_gpio(pdev->dev.of_node,
"qcom,rst-gpio", 0);
if (!gpio_is_valid(ctrl_pdata->rst_gpio)) {
@@ -985,12 +1051,11 @@
if (mdss_dsi_retrieve_ctrl_resources(ctrl_pdev,
panel_data->panel_info.pdest,
- &ctrl_addr)) {
+ ctrl_pdata)) {
pr_err("%s: unable to get Dsi controller res\n", __func__);
return -EPERM;
}
- pr_debug("%s: ctrl base address: 0x%x\n", __func__, (int)ctrl_addr);
ctrl_pdata->panel_data.event_handler = mdss_dsi_event_handler;
ctrl_pdata->on_cmds = panel_data->dsi_panel_on_cmds;
@@ -1001,9 +1066,16 @@
sizeof(struct mdss_panel_info));
mdss_dsi_irq_handler_config(ctrl_pdata);
- (ctrl_pdata->panel_data).set_backlight = panel_data->bl_fnc;
- (ctrl_pdata->ctrl_base) = ctrl_addr;
- (ctrl_pdata->bl_ctrl) = backlight_ctrl;
+ ctrl_pdata->panel_data.set_backlight = panel_data->bl_fnc;
+ ctrl_pdata->bklt_ctrl = panel_data->panel_info.bklt_ctrl;
+ ctrl_pdata->pwm_gpio = panel_data->panel_info.pwm_gpio;
+ ctrl_pdata->pwm_period = panel_data->panel_info.pwm_period;
+ ctrl_pdata->pwm_lpg_chan = panel_data->panel_info.pwm_lpg_chan;
+ ctrl_pdata->bklt_max = panel_data->panel_info.bl_max;
+
+ if (ctrl_pdata->bklt_ctrl == BL_PWM)
+ mdss_dsi_panel_pwm_cfg(ctrl_pdata);
+
/*
* register in mdp driver
*/
@@ -1047,6 +1119,16 @@
pr_debug("%s: pclk=%d, bclk=%d\n", __func__,
ctrl_pdata->pclk_rate, ctrl_pdata->byte_clk_rate);
+ if (panel_data->panel_info.pdest == DISPLAY_1) {
+ mdss_debug_register_base("dsi0",
+ ctrl_pdata->ctrl_base, ctrl_pdata->reg_size);
+ ctrl_pdata->ndx = 0;
+ } else {
+ mdss_debug_register_base("dsi1",
+ ctrl_pdata->ctrl_base, ctrl_pdata->reg_size);
+ ctrl_pdata->ndx = 1;
+ }
+
pr_debug("%s: Panal data initialized\n", __func__);
return 0;
}
diff --git a/drivers/video/msm/mdss/mdss_dsi.h b/drivers/video/msm/mdss/mdss_dsi.h
index b365f36..197ff7a 100644
--- a/drivers/video/msm/mdss/mdss_dsi.h
+++ b/drivers/video/msm/mdss/mdss_dsi.h
@@ -273,17 +273,27 @@
};
struct mdss_dsi_ctrl_pdata {
+ int ndx;
int (*on) (struct mdss_panel_data *pdata);
int (*off) (struct mdss_panel_data *pdata);
struct mdss_panel_data panel_data;
+ struct mdss_hw *mdss_hw;
unsigned char *ctrl_base;
- char bl_ctrl;
+ int reg_size;
struct clk *byte_clk;
struct clk *esc_clk;
struct clk *pixel_clk;
+ int irq_cnt;
int mdss_dsi_clk_on;
int rst_gpio;
int disp_en_gpio;
+ int disp_te_gpio;
+ int bklt_ctrl; /* backlight ctrl */
+ int pwm_period;
+ int pwm_gpio;
+ int pwm_lpg_chan;
+ int bklt_max;
+ struct pwm_device *pwm_bl;
struct dsi_panel_cmds_list *on_cmds;
struct dsi_panel_cmds_list *off_cmds;
struct dsi_drv_cm_data shared_pdata;
@@ -293,8 +303,7 @@
};
int dsi_panel_device_register(struct platform_device *pdev,
- struct mdss_panel_common_pdata *panel_data,
- char bl_ctrl);
+ struct mdss_panel_common_pdata *panel_data);
char *mdss_dsi_buf_reserve_hdr(struct dsi_buf *dp, int hlen);
char *mdss_dsi_buf_init(struct dsi_buf *dp);
@@ -343,5 +352,7 @@
void mdss_dsi_phy_enable(unsigned char *ctrl_base, int on);
void mdss_dsi_phy_init(struct mdss_panel_data *pdata);
void mdss_dsi_phy_sw_reset(unsigned char *ctrl_base);
+void mdss_dsi_cmd_test_pattern(struct mdss_panel_data *pdata);
+void mdss_dsi_panel_pwm_cfg(struct mdss_dsi_ctrl_pdata *ctrl);
#endif /* MDSS_DSI_H */
diff --git a/drivers/video/msm/mdss/mdss_dsi_host.c b/drivers/video/msm/mdss/mdss_dsi_host.c
index 6f7023c..ccec0fc 100644
--- a/drivers/video/msm/mdss/mdss_dsi_host.c
+++ b/drivers/video/msm/mdss/mdss_dsi_host.c
@@ -26,7 +26,6 @@
#include "mdss_dsi.h"
static struct completion dsi_dma_comp;
-static int dsi_irq_enabled;
static spinlock_t dsi_irq_lock;
static spinlock_t dsi_mdp_lock;
static int dsi_mdp_busy;
@@ -51,90 +50,47 @@
spin_lock_init(&dsi_mdp_lock);
}
-void mdss_dsi_irq_handler_config(struct mdss_dsi_ctrl_pdata *ctrl_pdata)
+void mdss_dsi_irq_handler_config(struct mdss_dsi_ctrl_pdata *ctrl)
{
- if (ctrl_pdata->panel_data.panel_info.pdest == DISPLAY_1)
- mdss_dsi0_hw.ptr = (void *)(ctrl_pdata);
- else
- mdss_dsi1_hw.ptr = (void *)(ctrl_pdata);
+ if (ctrl->panel_data.panel_info.pdest == DISPLAY_1) {
+ mdss_dsi0_hw.ptr = (void *)(ctrl);
+ ctrl->mdss_hw = &mdss_dsi0_hw;
+ } else {
+ mdss_dsi1_hw.ptr = (void *)(ctrl);
+ ctrl->mdss_hw = &mdss_dsi1_hw;
+ }
}
-void mdss_dsi_enable_irq(struct mdss_panel_data *pdata)
+void mdss_dsi_irq_ctrl(struct mdss_dsi_ctrl_pdata *ctrl, int enable, int isr)
{
unsigned long flags;
- struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
- if (pdata == NULL) {
- pr_err("%s: Invalid input data\n", __func__);
+ if (ctrl == NULL) {
+ pr_err("%s: Invalid ctrl\n", __func__);
return;
}
- ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
- panel_data);
-
spin_lock_irqsave(&dsi_irq_lock, flags);
- if (dsi_irq_enabled) {
- pr_debug("%s: IRQ aleady enabled\n", __func__);
- spin_unlock_irqrestore(&dsi_irq_lock, flags);
- return;
+ if (enable) {
+ if (ctrl->irq_cnt == 0)
+ mdss_enable_irq(ctrl->mdss_hw);
+ ctrl->irq_cnt++;
+ } else {
+ if (ctrl->irq_cnt) {
+ ctrl->irq_cnt--;
+ if (ctrl->irq_cnt == 0) {
+ if (isr)
+ mdss_disable_irq_nosync(ctrl->mdss_hw);
+ else
+ mdss_disable_irq(ctrl->mdss_hw);
+ }
+ }
}
-
- if ((ctrl_pdata->panel_data).panel_info.pdest == DISPLAY_1)
- mdss_enable_irq(&mdss_dsi0_hw);
- else
- mdss_enable_irq(&mdss_dsi1_hw);
-
- dsi_irq_enabled = 1;
- /* TO DO: Check whether MDSS IRQ is enabled */
+ pr_debug("%s: ctrl=%d enable=%d cnt=%d\n", __func__,
+ ctrl->ndx, enable, ctrl->irq_cnt);
spin_unlock_irqrestore(&dsi_irq_lock, flags);
}
-void mdss_dsi_disable_irq(struct mdss_panel_data *pdata)
-{
- unsigned long flags;
- struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
-
- if (pdata == NULL) {
- pr_err("%s: Invalid input data\n", __func__);
- return;
- }
-
- ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
- panel_data);
-
- spin_lock_irqsave(&dsi_irq_lock, flags);
- if (dsi_irq_enabled == 0) {
- pr_debug("%s: IRQ already disabled\n", __func__);
- spin_unlock_irqrestore(&dsi_irq_lock, flags);
- return;
- }
- if (ctrl_pdata->panel_data.panel_info.pdest == DISPLAY_1)
- mdss_disable_irq(&mdss_dsi0_hw);
- else
- mdss_disable_irq(&mdss_dsi1_hw);
-
- dsi_irq_enabled = 0;
- /* TO DO: Check whether MDSS IRQ is Disabled */
- spin_unlock_irqrestore(&dsi_irq_lock, flags);
-}
-
-/*
- * mdss_dsi_disale_irq_nosync() should be called
- * from interrupt context
- */
-void mdss_dsi_disable_irq_nosync(void)
-{
- spin_lock(&dsi_irq_lock);
- if (dsi_irq_enabled == 0) {
- pr_debug("%s: IRQ cannot be disabled\n", __func__);
- spin_unlock(&dsi_irq_lock);
- return;
- }
-
- dsi_irq_enabled = 0;
- spin_unlock(&dsi_irq_lock);
-}
-
/*
* mipi dsi buf mechanism
*/
@@ -689,6 +645,30 @@
return len;
}
+void mdss_dsi_cmd_test_pattern(struct mdss_panel_data *pdata)
+{
+ struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
+ int i;
+
+ if (pdata == NULL) {
+ pr_err("%s: Invalid input data\n", __func__);
+ return;
+ }
+
+ ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
+ panel_data);
+
+ MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x015c, 0x201);
+ MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x016c, 0xff0000); /* red */
+ i = 0;
+ while (i++ < 50) {
+ MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x0184, 0x1);
+ /* Add sleep to get ~50 fps frame rate*/
+ msleep(20);
+ }
+ MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x015c, 0x0);
+}
+
void mdss_dsi_host_init(struct mipi_panel_info *pinfo,
struct mdss_panel_data *pdata)
{
@@ -745,7 +725,7 @@
if (pinfo->r_sel)
data |= BIT(4);
data |= (pinfo->dst_format & 0x0f); /* 4 bits */
- MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x003c, data);
+ MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x0040, data);
/* DSI_COMMAND_MODE_MDP_DCS_CMD_CTRL */
data = pinfo->wr_mem_continue & 0x0ff;
@@ -830,6 +810,7 @@
dsi_ctrl |= BIT(0); /* enable dsi */
MIPI_OUTP((ctrl_pdata->ctrl_base) + 0x0004, dsi_ctrl);
+ mdss_dsi_irq_ctrl(ctrl_pdata, 1, 0); /* enable dsi irq */
wmb();
}
@@ -977,8 +958,6 @@
DSI_INTR_CMD_MDP_DONE_MASK;
}
- pr_debug("%s: dsi_ctrl=%x intr=%x\n", __func__, dsi_ctrl, intr_ctrl);
-
if (ctrl_pdata->shared_pdata.broadcast_enable)
if ((pdata->panel_info.pdest == DISPLAY_2)
&& (left_ctrl_pdata != NULL)) {
@@ -994,17 +973,6 @@
wmb();
}
-void mdss_dsi_cmd_mdp_start(struct mdss_panel_data *pdata)
-{
- unsigned long flag;
-
- spin_lock_irqsave(&dsi_mdp_lock, flag);
- mdss_dsi_enable_irq(pdata);
- dsi_mdp_busy = true;
- spin_unlock_irqrestore(&dsi_mdp_lock, flag);
-}
-
-
void mdss_dsi_cmd_bta_sw_trigger(struct mdss_panel_data *pdata)
{
u32 status;
@@ -1116,7 +1084,7 @@
}
spin_lock_irqsave(&dsi_mdp_lock, flag);
- mdss_dsi_enable_irq(pdata);
+ mdss_dsi_irq_ctrl(ctrl_pdata, 1, 0);
dsi_mdp_busy = true;
spin_unlock_irqrestore(&dsi_mdp_lock, flag);
@@ -1134,7 +1102,7 @@
spin_lock_irqsave(&dsi_mdp_lock, flag);
dsi_mdp_busy = false;
- mdss_dsi_disable_irq(pdata);
+ mdss_dsi_irq_ctrl(ctrl_pdata, 0, 0);
spin_unlock_irqrestore(&dsi_mdp_lock, flag);
if (video_mode)
@@ -1206,7 +1174,7 @@
}
spin_lock_irqsave(&dsi_mdp_lock, flag);
- mdss_dsi_enable_irq(pdata);
+ mdss_dsi_irq_ctrl(ctrl_pdata, 1, 0);
dsi_mdp_busy = true;
spin_unlock_irqrestore(&dsi_mdp_lock, flag);
@@ -1243,7 +1211,7 @@
spin_lock_irqsave(&dsi_mdp_lock, flag);
dsi_mdp_busy = false;
- mdss_dsi_disable_irq(pdata);
+ mdss_dsi_irq_ctrl(ctrl_pdata, 0, 0);
spin_unlock_irqrestore(&dsi_mdp_lock, flag);
if (pdata->panel_info.mipi.no_max_pkt_size) {
@@ -1288,7 +1256,6 @@
struct mdss_panel_data *pdata)
{
int len;
- int i;
int domain = MDSS_IOMMU_DOMAIN_UNSECURE;
char *bp;
unsigned long size, addr;
@@ -1303,12 +1270,6 @@
panel_data);
bp = tp->data;
- pr_debug("%s: ", __func__);
- for (i = 0; i < tp->len; i++)
- pr_debug("%x ", *bp++);
-
- pr_debug("\n");
-
len = ALIGN(tp->len, 4);
size = ALIGN(tp->len, SZ_4K);
@@ -1495,6 +1456,8 @@
MIPI_OUTP(left_ctrl_pdata->ctrl_base + 0x0110, isr0);
}
+ pr_debug("%s: isr=%x %x", __func__, isr, (int)DSI_INTR_ERROR);
+
if (isr & DSI_INTR_ERROR)
mdss_dsi_error(dsi_base);
@@ -1510,7 +1473,6 @@
if (isr & DSI_INTR_CMD_MDP_DONE) {
spin_lock(&dsi_mdp_lock);
dsi_mdp_busy = false;
- mdss_dsi_disable_irq_nosync();
spin_unlock(&dsi_mdp_lock);
}
diff --git a/drivers/video/msm/mdss/mdss_dsi_panel.c b/drivers/video/msm/mdss/mdss_dsi_panel.c
index 8d38737..d24ed16 100644
--- a/drivers/video/msm/mdss/mdss_dsi_panel.c
+++ b/drivers/video/msm/mdss/mdss_dsi_panel.c
@@ -13,11 +13,14 @@
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/of.h>
-#include <linux/qpnp/pin.h>
+#include <linux/of_gpio.h>
#include <linux/gpio.h>
+#include <linux/qpnp/pin.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/leds.h>
+#include <linux/pwm.h>
+#include <linux/err.h>
#include "mdss_dsi.h"
@@ -30,6 +33,64 @@
static struct mdss_dsi_phy_ctrl phy_params;
+void mdss_dsi_panel_pwm_cfg(struct mdss_dsi_ctrl_pdata *ctrl)
+{
+ int ret;
+
+ if (!gpio_is_valid(ctrl->pwm_gpio)) {
+ pr_err("%s: pwm_gpio=%d Invalid\n", __func__,
+ ctrl->pwm_gpio);
+ return;
+ }
+
+ ret = gpio_request(ctrl->pwm_gpio, "disp_pwm");
+ if (ret) {
+ pr_err("%s: pwm_gpio=%d request failed\n", __func__,
+ ctrl->pwm_gpio);
+ return;
+ }
+
+ ctrl->pwm_bl = pwm_request(ctrl->pwm_lpg_chan, "lcd-bklt");
+ if (ctrl->pwm_bl == NULL || IS_ERR(ctrl->pwm_bl)) {
+ pr_err("%s: lpg_chan=%d pwm request failed", __func__,
+ ctrl->pwm_lpg_chan);
+ gpio_free(ctrl->pwm_gpio);
+ ctrl->pwm_gpio = -1;
+ }
+}
+
+static void mdss_dsi_panel_bklt_pwm(struct mdss_dsi_ctrl_pdata *ctrl, int level)
+{
+ int ret;
+ u32 duty;
+
+ if (ctrl->pwm_bl == NULL) {
+ pr_err("%s: no PWM\n", __func__);
+ return;
+ }
+
+ duty = level * ctrl->pwm_period;
+ duty /= ctrl->bklt_max;
+
+ pr_debug("%s: bklt_ctrl=%d pwm_period=%d pwm_gpio=%d pwm_lpg_chan=%d\n",
+ __func__, ctrl->bklt_ctrl, ctrl->pwm_period,
+ ctrl->pwm_gpio, ctrl->pwm_lpg_chan);
+
+ pr_debug("%s: ndx=%d level=%d duty=%d\n", __func__,
+ ctrl->ndx, level, duty);
+
+ ret = pwm_config(ctrl->pwm_bl, duty, ctrl->pwm_period);
+ if (ret) {
+ pr_err("%s: pwm_config() failed err=%d.\n", __func__, ret);
+ return;
+ }
+
+ ret = pwm_enable(ctrl->pwm_bl);
+ if (ret)
+ pr_err("%s: pwm_enable() failed err=%d\n", __func__, ret);
+}
+
+
void mdss_dsi_panel_reset(struct mdss_panel_data *pdata, int enable)
{
struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
@@ -84,46 +145,51 @@
ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
panel_data);
- if (ctrl_pdata->bl_ctrl) {
- switch (ctrl_pdata->bl_ctrl) {
- case BL_WLED:
- led_trigger_event(bl_led_trigger, bl_level);
- break;
-
- default:
- pr_err("%s: Unknown bl_ctrl configuration\n",
- __func__);
- break;
- }
- } else
- pr_err("%s:%d, bl_ctrl not configured", __func__, __LINE__);
+ switch (ctrl_pdata->bklt_ctrl) {
+ case BL_WLED:
+ led_trigger_event(bl_led_trigger, bl_level);
+ break;
+ case BL_PWM:
+ mdss_dsi_panel_bklt_pwm(ctrl_pdata, bl_level);
+ break;
+ default:
+ pr_err("%s: Unknown bl_ctrl configuration\n",
+ __func__);
+ break;
+ }
}
+static char set_tear_on[2] = {0x35, 0x00};
+static struct dsi_cmd_desc dsi_tear_on_cmd = {
+ DTYPE_DCS_WRITE1, 1, 0, 0, 0, sizeof(set_tear_on), set_tear_on};
+
+static char set_tear_off[2] = {0x34, 0x00};
+static struct dsi_cmd_desc dsi_tear_off_cmd = {
+ DTYPE_DCS_WRITE, 1, 0, 0, 0, sizeof(set_tear_off), set_tear_off};
+
static int mdss_dsi_panel_on(struct mdss_panel_data *pdata)
{
struct mipi_panel_info *mipi;
- struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
+ struct mdss_dsi_ctrl_pdata *ctrl = NULL;
if (pdata == NULL) {
pr_err("%s: Invalid input data\n", __func__);
return -EINVAL;
}
- ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
+ ctrl = container_of(pdata, struct mdss_dsi_ctrl_pdata,
panel_data);
mipi = &pdata->panel_info.mipi;
- pr_debug("%s:%d, debug info (mode) : %d\n", __func__, __LINE__,
- mipi->mode);
+ pr_debug("%s: ctrl=%p ndx=%d\n", __func__, ctrl, ctrl->ndx);
- if (mipi->mode == DSI_VIDEO_MODE) {
+ if (ctrl->on_cmds->size)
mdss_dsi_cmds_tx(pdata, &dsi_panel_tx_buf,
- ctrl_pdata->on_cmds->buf,
- ctrl_pdata->on_cmds->size);
- } else {
- pr_err("%s:%d, CMD MODE NOT SUPPORTED", __func__, __LINE__);
- return -EINVAL;
- }
+ ctrl->on_cmds->buf,
+ ctrl->on_cmds->size);
+
+ mdss_dsi_cmds_tx(pdata, &dsi_panel_tx_buf,
+ &dsi_tear_on_cmd, 1);
return 0;
}
@@ -131,34 +197,33 @@
static int mdss_dsi_panel_off(struct mdss_panel_data *pdata)
{
struct mipi_panel_info *mipi;
- struct mdss_dsi_ctrl_pdata *ctrl_pdata = NULL;
+ struct mdss_dsi_ctrl_pdata *ctrl = NULL;
if (pdata == NULL) {
pr_err("%s: Invalid input data\n", __func__);
return -EINVAL;
}
- ctrl_pdata = container_of(pdata, struct mdss_dsi_ctrl_pdata,
+ ctrl = container_of(pdata, struct mdss_dsi_ctrl_pdata,
panel_data);
+
+ pr_debug("%s: ctrl=%p ndx=%d\n", __func__, ctrl, ctrl->ndx);
+
mipi = &pdata->panel_info.mipi;
- pr_debug("%s:%d, debug info\n", __func__, __LINE__);
+ mdss_dsi_cmds_tx(pdata, &dsi_panel_tx_buf,
+ &dsi_tear_off_cmd, 1);
- if (mipi->mode == DSI_VIDEO_MODE) {
+ if (ctrl->off_cmds->size)
mdss_dsi_cmds_tx(pdata, &dsi_panel_tx_buf,
- ctrl_pdata->off_cmds->buf,
- ctrl_pdata->off_cmds->size);
- } else {
- pr_debug("%s:%d, CMD mode not supported", __func__, __LINE__);
- return -EINVAL;
- }
+ ctrl->off_cmds->buf,
+ ctrl->off_cmds->size);
return 0;
}
static int mdss_panel_parse_dt(struct platform_device *pdev,
- struct mdss_panel_common_pdata *panel_data,
- char *bl_ctrl)
+ struct mdss_panel_common_pdata *panel_data)
{
struct device_node *np = pdev->dev.of_node;
u32 res[6], tmp;
@@ -229,7 +294,32 @@
if ((bl_ctrl_type) && (!strncmp(bl_ctrl_type, "bl_ctrl_wled", 12))) {
led_trigger_register_simple("bkl-trigger", &bl_led_trigger);
pr_debug("%s: SUCCESS-> WLED TRIGGER register\n", __func__);
- *bl_ctrl = BL_WLED;
+
+ panel_data->panel_info.bklt_ctrl = BL_WLED;
+ } else if (!strncmp(bl_ctrl_type, "bl_ctrl_pwm", 11)) {
+ panel_data->panel_info.bklt_ctrl = BL_PWM;
+
+ rc = of_property_read_u32(np, "qcom,dsi-pwm-period", &tmp);
+ if (rc) {
+ pr_err("%s:%d, Error, dsi pwm_period\n",
+ __func__, __LINE__);
+ return -EINVAL;
+ }
+ panel_data->panel_info.pwm_period = tmp;
+
+ rc = of_property_read_u32(np, "qcom,dsi-lpg-channel", &tmp);
+ if (rc) {
+ pr_err("%s:%d, Error, dsi lpg channel\n",
+ __func__, __LINE__);
+ return -EINVAL;
+ }
+ panel_data->panel_info.pwm_lpg_chan = tmp;
+
+ tmp = of_get_named_gpio(np, "qcom,dsi-pwm-gpio", 0);
+ panel_data->panel_info.pwm_gpio = tmp;
+ } else {
+ pr_debug("%s: Unknown backlight control\n", __func__);
+ panel_data->panel_info.bklt_ctrl = UNKNOWN_CTRL;
}
rc = of_property_read_u32_array(np,
@@ -240,6 +330,13 @@
rc = of_property_read_u32(np, "qcom,mdss-pan-dsi-mode", &tmp);
panel_data->panel_info.mipi.mode = (!rc ? tmp : DSI_VIDEO_MODE);
+ rc = of_property_read_u32(np, "qcom,mdss-vsync-enable", &tmp);
+ panel_data->panel_info.mipi.vsync_enable = (!rc ? tmp : 0);
+
+ rc = of_property_read_u32(np, "qcom,mdss-hw-vsync-mode", &tmp);
+ panel_data->panel_info.mipi.hw_vsync_mode = (!rc ? tmp : 0);
+
+
rc = of_property_read_u32(np,
"qcom,mdss-pan-dsi-h-pulse-mode", &tmp);
panel_data->panel_info.mipi.pulse_mode_hsa_he = (!rc ? tmp : false);
@@ -263,6 +360,26 @@
(!rc ? tmp : DSI_NON_BURST_SYNCH_PULSE);
rc = of_property_read_u32(np,
+ "qcom,mdss-pan-insert-dcs-cmd", &tmp);
+ panel_data->panel_info.mipi.insert_dcs_cmd =
+ (!rc ? tmp : 1);
+
+ rc = of_property_read_u32(np,
+ "qcom,mdss-pan-wr-mem-continue", &tmp);
+ panel_data->panel_info.mipi.wr_mem_continue =
+ (!rc ? tmp : 0x3c);
+
+ rc = of_property_read_u32(np,
+ "qcom,mdss-pan-wr-mem-start", &tmp);
+ panel_data->panel_info.mipi.wr_mem_start =
+ (!rc ? tmp : 0x2c);
+
+ rc = of_property_read_u32(np,
+ "qcom,mdss-pan-te-sel", &tmp);
+ panel_data->panel_info.mipi.te_sel =
+ (!rc ? tmp : 1);
+
+ rc = of_property_read_u32(np,
"qcom,mdss-pan-dsi-dst-format", &tmp);
panel_data->panel_info.mipi.dst_format =
(!rc ? tmp : DSI_VIDEO_DST_FORMAT_RGB888);
@@ -313,6 +430,9 @@
rc = of_property_read_u32(np, "qcom,mdss-pan-dsi-frame-rate", &tmp);
panel_data->panel_info.mipi.frame_rate = (!rc ? tmp : 60);
+ rc = of_property_read_u32(np, "qcom,mdss-pan-clk-rate", &tmp);
+ panel_data->panel_info.clk_rate = (!rc ? tmp : 0);
+
data = of_get_property(np, "qcom,panel-phy-regulatorSettings", &len);
if ((!data) || (len != 7)) {
pr_err("%s:%d, Unable to read Phy regulator settings",
@@ -533,7 +653,6 @@
int rc = 0;
static struct mdss_panel_common_pdata vendor_pdata;
static const char *panel_name;
- char bl_ctrl = UNKNOWN_CTRL;
pr_debug("%s:%d, debug info id=%d", __func__, __LINE__, pdev->id);
if (!pdev->dev.of_node)
@@ -546,7 +665,7 @@
else
pr_info("%s: Panel Name = %s\n", __func__, panel_name);
- rc = mdss_panel_parse_dt(pdev, &vendor_pdata, &bl_ctrl);
+ rc = mdss_panel_parse_dt(pdev, &vendor_pdata);
if (rc)
return rc;
@@ -554,7 +673,7 @@
vendor_pdata.off = mdss_dsi_panel_off;
vendor_pdata.bl_fnc = mdss_dsi_panel_bl_ctrl;
- rc = dsi_panel_device_register(pdev, &vendor_pdata, bl_ctrl);
+ rc = dsi_panel_device_register(pdev, &vendor_pdata);
if (rc)
return rc;
diff --git a/drivers/video/msm/mdss/mdss_edp.c b/drivers/video/msm/mdss/mdss_edp.c
index 6986117..aea2de0 100644
--- a/drivers/video/msm/mdss/mdss_edp.c
+++ b/drivers/video/msm/mdss/mdss_edp.c
@@ -363,7 +363,7 @@
case MDSS_EVENT_UNBLANK:
rc = mdss_edp_on(pdata);
break;
- case MDSS_EVENT_TIMEGEN_OFF:
+ case MDSS_EVENT_PANEL_OFF:
rc = mdss_edp_off(pdata);
break;
}
diff --git a/drivers/video/msm/mdss/mdss_hdmi_tx.c b/drivers/video/msm/mdss/mdss_hdmi_tx.c
index b93efd9..6a96369 100644
--- a/drivers/video/msm/mdss/mdss_hdmi_tx.c
+++ b/drivers/video/msm/mdss/mdss_hdmi_tx.c
@@ -2539,7 +2539,7 @@
__func__, rc);
break;
- case MDSS_EVENT_TIMEGEN_ON:
+ case MDSS_EVENT_PANEL_ON:
if (hdmi_ctrl->hdcp_feature_on && hdmi_ctrl->present_hdcp) {
DEV_DBG("%s: Starting HDCP authentication\n", __func__);
rc = hdmi_hdcp_authenticate(
@@ -2575,7 +2575,7 @@
}
break;
- case MDSS_EVENT_TIMEGEN_OFF:
+ case MDSS_EVENT_PANEL_OFF:
hdmi_ctrl->timing_gen_on = false;
break;
diff --git a/drivers/video/msm/mdss/mdss_mdp.c b/drivers/video/msm/mdss/mdss_mdp.c
index 217ac18..d92422c 100644
--- a/drivers/video/msm/mdss/mdss_mdp.c
+++ b/drivers/video/msm/mdss/mdss_mdp.c
@@ -1212,9 +1212,10 @@
static int mdss_mdp_parse_dt_mixer(struct platform_device *pdev)
{
- u32 nmixers, ndspp;
+ u32 nmixers, ndspp, npingpong;
int rc = 0;
- u32 *mixer_offsets = NULL, *dspp_offsets = NULL;
+ u32 *mixer_offsets = NULL, *dspp_offsets = NULL,
+ *pingpong_offsets = NULL;
struct mdss_data_type *mdata = platform_get_drvdata(pdev);
@@ -1224,6 +1225,8 @@
"qcom,mdss-mixer-wb-off");
ndspp = mdss_mdp_parse_dt_prop_len(pdev,
"qcom,mdss-dspp-off");
+ npingpong = mdss_mdp_parse_dt_prop_len(pdev,
+ "qcom,mdss-pingpong-off");
nmixers = mdata->nmixers_intf + mdata->nmixers_wb;
if (mdata->nmixers_intf != ndspp) {
@@ -1231,6 +1234,11 @@
return -EINVAL;
}
+ if (mdata->nmixers_intf != npingpong) {
+ pr_err("device tree err: unequal no of pingpong and intf mixers\n");
+ return -EINVAL;
+ }
+
mixer_offsets = kzalloc(sizeof(u32) * nmixers, GFP_KERNEL);
if (!mixer_offsets) {
pr_err("no mem assigned: kzalloc fail\n");
@@ -1243,6 +1251,12 @@
rc = -ENOMEM;
goto dspp_alloc_fail;
}
+ pingpong_offsets = kzalloc(sizeof(u32) * npingpong, GFP_KERNEL);
+ if (!pingpong_offsets) {
+ pr_err("no mem assigned: kzalloc fail\n");
+ rc = -ENOMEM;
+ goto pingpong_alloc_fail;
+ }
rc = mdss_mdp_parse_dt_handler(pdev, "qcom,mdss-mixer-intf-off",
mixer_offsets, mdata->nmixers_intf);
@@ -1259,19 +1273,26 @@
if (rc)
goto parse_done;
+ rc = mdss_mdp_parse_dt_handler(pdev, "qcom,mdss-pingpong-off",
+ pingpong_offsets, npingpong);
+ if (rc)
+ goto parse_done;
+
rc = mdss_mdp_mixer_addr_setup(mdata, mixer_offsets,
- dspp_offsets, MDSS_MDP_MIXER_TYPE_INTF,
- mdata->nmixers_intf);
+ dspp_offsets, pingpong_offsets,
+ MDSS_MDP_MIXER_TYPE_INTF, mdata->nmixers_intf);
if (rc)
goto parse_done;
rc = mdss_mdp_mixer_addr_setup(mdata, mixer_offsets +
- mdata->nmixers_intf, NULL,
+ mdata->nmixers_intf, NULL, NULL,
MDSS_MDP_MIXER_TYPE_WRITEBACK, mdata->nmixers_wb);
if (rc)
goto parse_done;
parse_done:
+ kfree(pingpong_offsets);
+pingpong_alloc_fail:
kfree(dspp_offsets);
dspp_alloc_fail:
kfree(mixer_offsets);
diff --git a/drivers/video/msm/mdss/mdss_mdp.h b/drivers/video/msm/mdss/mdss_mdp.h
index 14c1e52..8af3cc0 100644
--- a/drivers/video/msm/mdss/mdss_mdp.h
+++ b/drivers/video/msm/mdss/mdss_mdp.h
@@ -156,6 +156,7 @@
u32 ref_cnt;
char __iomem *base;
char __iomem *dspp_base;
+ char __iomem *pingpong_base;
u8 type;
u8 params_changed;
u16 width;
@@ -295,6 +296,17 @@
return readl_relaxed(ctl->base + reg);
}
+static inline void mdss_mdp_pingpong_write(struct mdss_mdp_mixer *mixer,
+ u32 reg, u32 val)
+{
+ writel_relaxed(val, mixer->pingpong_base + reg);
+}
+
+static inline u32 mdss_mdp_pingpong_read(struct mdss_mdp_mixer *mixer, u32 reg)
+{
+ return readl_relaxed(mixer->pingpong_base + reg);
+}
+
irqreturn_t mdss_mdp_isr(int irq, void *ptr);
int mdss_iommu_attach(struct mdss_data_type *mdata);
int mdss_mdp_copy_splash_screen(struct mdss_panel_data *pdata);
@@ -319,6 +331,7 @@
int mdss_mdp_video_addr_setup(struct mdss_data_type *mdata,
u32 *offsets, u32 count);
int mdss_mdp_video_start(struct mdss_mdp_ctl *ctl);
+int mdss_mdp_cmd_start(struct mdss_mdp_ctl *ctl);
int mdss_mdp_writeback_start(struct mdss_mdp_ctl *ctl);
int mdss_mdp_overlay_kickoff(struct mdss_mdp_ctl *ctl);
@@ -400,7 +413,7 @@
int mdss_mdp_pipe_addr_setup(struct mdss_data_type *mdata, u32 *offsets,
u32 *ftch_y_id, u32 type, u32 num_base, u32 len);
int mdss_mdp_mixer_addr_setup(struct mdss_data_type *mdata, u32 *mixer_offsets,
- u32 *dspp_offsets, u32 type, u32 len);
+ u32 *dspp_offsets, u32 *pingpong_offsets, u32 type, u32 len);
int mdss_mdp_ctl_addr_setup(struct mdss_data_type *mdata, u32 *ctl_offsets,
u32 *wb_offsets, u32 len);
diff --git a/drivers/video/msm/mdss/mdss_mdp_ctl.c b/drivers/video/msm/mdss/mdss_mdp_ctl.c
index e850321..66e1a0c 100644
--- a/drivers/video/msm/mdss/mdss_mdp_ctl.c
+++ b/drivers/video/msm/mdss/mdss_mdp_ctl.c
@@ -599,6 +599,15 @@
ctl->opmode = MDSS_MDP_CTL_OP_VIDEO_MODE;
ctl->start_fnc = mdss_mdp_video_start;
break;
+ case MIPI_CMD_PANEL:
+ if (pdata->panel_info.pdest == DISPLAY_1)
+ ctl->intf_num = MDSS_MDP_INTF1;
+ else
+ ctl->intf_num = MDSS_MDP_INTF2;
+ ctl->intf_type = MDSS_INTF_DSI;
+ ctl->opmode = MDSS_MDP_CTL_OP_CMD_MODE;
+ ctl->start_fnc = mdss_mdp_cmd_start;
+ break;
case DTV_PANEL:
ctl->intf_num = MDSS_MDP_INTF3;
ctl->intf_type = MDSS_INTF_HDMI;
@@ -1032,7 +1041,8 @@
}
int mdss_mdp_mixer_addr_setup(struct mdss_data_type *mdata,
- u32 *mixer_offsets, u32 *dspp_offsets, u32 type, u32 len)
+ u32 *mixer_offsets, u32 *dspp_offsets, u32 *pingpong_offsets,
+ u32 type, u32 len)
{
struct mdss_mdp_mixer *head;
u32 i;
@@ -1052,8 +1062,11 @@
head[i].base = mdata->mdp_base + mixer_offsets[i];
head[i].ref_cnt = 0;
head[i].num = i;
- if (type == MDSS_MDP_MIXER_TYPE_INTF)
+ if (type == MDSS_MDP_MIXER_TYPE_INTF) {
head[i].dspp_base = mdata->mdp_base + dspp_offsets[i];
+ head[i].pingpong_base = mdata->mdp_base +
+ pingpong_offsets[i];
+ }
}
switch (type) {
diff --git a/drivers/video/msm/mdss/mdss_mdp_hwio.h b/drivers/video/msm/mdss/mdss_mdp_hwio.h
index 18c38a0..bf78c61 100644
--- a/drivers/video/msm/mdss/mdss_mdp_hwio.h
+++ b/drivers/video/msm/mdss/mdss_mdp_hwio.h
@@ -431,8 +431,6 @@
MDSS_MDP_MAX_PINGPONG
};
-#define MDSS_MDP_REG_PP_OFFSET(pp) (0x21B00 + ((pp) * 0x100))
-
#define MDSS_MDP_REG_PP_TEAR_CHECK_EN 0x000
#define MDSS_MDP_REG_PP_SYNC_CONFIG_VSYNC 0x004
#define MDSS_MDP_REG_PP_SYNC_CONFIG_HEIGHT 0x008
diff --git a/drivers/video/msm/mdss/mdss_mdp_intf_cmd.c b/drivers/video/msm/mdss/mdss_mdp_intf_cmd.c
new file mode 100644
index 0000000..d6b0fb2
--- /dev/null
+++ b/drivers/video/msm/mdss/mdss_mdp_intf_cmd.c
@@ -0,0 +1,333 @@
+/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/kernel.h>
+#include "mdss_panel.h"
+#include "mdss_mdp.h"
+
+#define START_THRESHOLD 4
+#define CONTINUE_TRESHOLD 4
+
+#define MAX_SESSIONS 2
+
+struct mdss_mdp_cmd_ctx {
+ u32 pp_num;
+ u8 ref_cnt;
+
+ struct completion pp_comp;
+ atomic_t vsync_ref;
+ spinlock_t vsync_lock;
+ mdp_vsync_handler_t vsync_handler;
+ int panel_on;
+
+ /* te config */
+ u8 tear_check;
+ u16 total_lcd_lines;
+ u16 v_porch; /* vertical porches */
+ u32 vsync_cnt;
+};
+
+struct mdss_mdp_cmd_ctx mdss_mdp_cmd_ctx_list[MAX_SESSIONS];
+
+static int mdss_mdp_cmd_tearcheck_cfg(struct mdss_mdp_mixer *mixer,
+ struct mdss_mdp_cmd_ctx *ctx, int enable)
+{
+ u32 cfg;
+
+ cfg = BIT(19); /* VSYNC_COUNTER_EN */
+ if (ctx->tear_check)
+ cfg |= BIT(20); /* VSYNC_IN_EN */
+ cfg |= ctx->vsync_cnt;
+
+ mdss_mdp_pingpong_write(mixer, MDSS_MDP_REG_PP_SYNC_CONFIG_VSYNC, cfg);
+ mdss_mdp_pingpong_write(mixer, MDSS_MDP_REG_PP_SYNC_CONFIG_HEIGHT,
+ 0xfff0); /* set to verh height */
+ mdss_mdp_pingpong_write(mixer, MDSS_MDP_REG_PP_VSYNC_INIT_VAL, 0);
+ mdss_mdp_pingpong_write(mixer, MDSS_MDP_REG_PP_RD_PTR_IRQ, 0);
+
+ mdss_mdp_pingpong_write(mixer, MDSS_MDP_REG_PP_START_POS, ctx->v_porch);
+ mdss_mdp_pingpong_write(mixer, MDSS_MDP_REG_PP_SYNC_THRESH,
+ (CONTINUE_TRESHOLD << 16) | (START_THRESHOLD));
+
+ mdss_mdp_pingpong_write(mixer, MDSS_MDP_REG_PP_TEAR_CHECK_EN, enable);
+ return 0;
+}
+
+static int mdss_mdp_cmd_tearcheck_setup(struct mdss_mdp_ctl *ctl, int enable)
+{
+ struct mdss_mdp_cmd_ctx *ctx = ctl->priv_data;
+ struct mdss_panel_info *pinfo;
+ struct mdss_mdp_mixer *mixer;
+
+ pinfo = &ctl->panel_data->panel_info;
+
+ if (pinfo->mipi.vsync_enable && enable) {
+ u32 mdp_vsync_clk_speed_hz, total_lines;
+ u32 vsync_cnt_cfg_dem;
+
+ mdss_mdp_vsync_clk_enable(1);
+
+ mdp_vsync_clk_speed_hz =
+ mdss_mdp_get_clk_rate(MDSS_CLK_MDP_VSYNC);
+ pr_debug("%s: vsync_clk_rate=%d\n", __func__,
+ mdp_vsync_clk_speed_hz);
+
+ if (mdp_vsync_clk_speed_hz == 0) {
+ pr_err("can't get clk speed\n");
+ return -EINVAL;
+ }
+
+ ctx->tear_check = pinfo->mipi.hw_vsync_mode;
+
+ total_lines = pinfo->lcdc.v_back_porch +
+ pinfo->lcdc.v_front_porch +
+ pinfo->lcdc.v_pulse_width + pinfo->yres;
+
+ vsync_cnt_cfg_dem =
+ mult_frac(pinfo->mipi.frame_rate * total_lines,
+ 1, 100);
+
+ ctx->vsync_cnt = mdp_vsync_clk_speed_hz / vsync_cnt_cfg_dem;
+
+ ctx->v_porch = pinfo->lcdc.v_back_porch +
+ pinfo->lcdc.v_front_porch +
+ pinfo->lcdc.v_pulse_width;
+ ctx->total_lcd_lines = total_lines;
+ } else {
+ enable = 0;
+ }
+
+ mixer = mdss_mdp_mixer_get(ctl, MDSS_MDP_MIXER_MUX_LEFT);
+ if (mixer)
+ mdss_mdp_cmd_tearcheck_cfg(mixer, ctx, enable);
+
+ mixer = mdss_mdp_mixer_get(ctl, MDSS_MDP_MIXER_MUX_RIGHT);
+ if (mixer)
+ mdss_mdp_cmd_tearcheck_cfg(mixer, ctx, enable);
+
+ return 0;
+}
+
+static inline void cmd_readptr_irq_enable(struct mdss_mdp_ctl *ctl)
+{
+ struct mdss_mdp_cmd_ctx *ctx = ctl->priv_data;
+
+ if (atomic_inc_return(&ctx->vsync_ref) == 1) {
+ pr_debug("%s:\n", __func__);
+ mdss_mdp_irq_enable(MDSS_MDP_IRQ_PING_PONG_RD_PTR, ctx->pp_num);
+ }
+}
+
+static inline void cmd_readptr_irq_disable(struct mdss_mdp_ctl *ctl)
+{
+ struct mdss_mdp_cmd_ctx *ctx = ctl->priv_data;
+
+ if (atomic_dec_return(&ctx->vsync_ref) == 0) {
+ pr_debug("%s:\n", __func__);
+ mdss_mdp_irq_disable(MDSS_MDP_IRQ_PING_PONG_RD_PTR,
+ ctx->pp_num);
+ }
+}
+
+int mdss_mdp_cmd_set_vsync_handler(struct mdss_mdp_ctl *ctl,
+ mdp_vsync_handler_t vsync_handler)
+{
+ struct mdss_mdp_cmd_ctx *ctx;
+ unsigned long flags;
+
+ ctx = (struct mdss_mdp_cmd_ctx *) ctl->priv_data;
+ if (!ctx) {
+ pr_err("invalid ctx for ctl=%d\n", ctl->num);
+ return -ENODEV;
+ }
+
+ spin_lock_irqsave(&ctx->vsync_lock, flags);
+
+ if (!ctx->vsync_handler && vsync_handler) {
+ ctx->vsync_handler = vsync_handler;
+ cmd_readptr_irq_enable(ctl);
+ } else if (ctx->vsync_handler && !vsync_handler) {
+ cmd_readptr_irq_disable(ctl);
+ ctx->vsync_handler = vsync_handler;
+ }
+
+ spin_unlock_irqrestore(&ctx->vsync_lock, flags);
+
+ return 0;
+}
+
+static void mdss_mdp_cmd_readptr_done(void *arg)
+{
+ struct mdss_mdp_ctl *ctl = arg;
+ struct mdss_mdp_cmd_ctx *ctx = ctl->priv_data;
+ ktime_t vsync_time;
+
+ if (!ctx) {
+ pr_err("invalid ctx\n");
+ return;
+ }
+
+ pr_debug("%s: ctl=%d intf_num=%d\n", __func__, ctl->num, ctl->intf_num);
+
+ vsync_time = ktime_get();
+
+ spin_lock(&ctx->vsync_lock);
+ if (ctx->vsync_handler)
+ ctx->vsync_handler(ctl, vsync_time);
+ spin_unlock(&ctx->vsync_lock);
+}
+
+static void mdss_mdp_cmd_pingpong_done(void *arg)
+{
+ struct mdss_mdp_ctl *ctl = arg;
+ struct mdss_mdp_cmd_ctx *ctx = ctl->priv_data;
+
+ pr_debug("%s: intf_num=%d ctx=%p\n", __func__, ctl->intf_num, ctx);
+
+ mdss_mdp_irq_disable_nosync(MDSS_MDP_IRQ_PING_PONG_COMP, ctx->pp_num);
+
+ if (ctx)
+ complete(&ctx->pp_comp);
+}
+
+int mdss_mdp_cmd_kickoff(struct mdss_mdp_ctl *ctl, void *arg)
+{
+ struct mdss_mdp_cmd_ctx *ctx;
+ int rc;
+
+ ctx = (struct mdss_mdp_cmd_ctx *) ctl->priv_data;
+ pr_debug("%s: kickoff intf_num=%d ctx=%p\n", __func__,
+ ctl->intf_num, ctx);
+
+ if (!ctx) {
+ pr_err("invalid ctx\n");
+ return -ENODEV;
+ }
+
+ if (ctx->panel_on == 0) {
+ rc = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_UNBLANK, NULL);
+ WARN(rc, "intf %d unblank error (%d)\n", ctl->intf_num, rc);
+
+ ctx->panel_on++;
+
+ rc = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_PANEL_ON, NULL);
+ WARN(rc, "intf %d panel on error (%d)\n", ctl->intf_num, rc);
+ }
+
+ INIT_COMPLETION(ctx->pp_comp);
+ mdss_mdp_irq_enable(MDSS_MDP_IRQ_PING_PONG_COMP, ctx->pp_num);
+
+ mdss_mdp_ctl_write(ctl, MDSS_MDP_REG_CTL_START, 1);
+
+ wait_for_completion_interruptible(&ctx->pp_comp);
+
+ return 0;
+}
+
+int mdss_mdp_cmd_stop(struct mdss_mdp_ctl *ctl)
+{
+ struct mdss_mdp_cmd_ctx *ctx;
+ int ret;
+
+ pr_debug("%s: +\n", __func__);
+
+ ctx = (struct mdss_mdp_cmd_ctx *) ctl->priv_data;
+ if (!ctx) {
+ pr_err("invalid ctx\n");
+ return -ENODEV;
+ }
+
+ ctx->panel_on = 0;
+
+ mdss_mdp_cmd_set_vsync_handler(ctl, NULL);
+
+ mdss_mdp_set_intr_callback(MDSS_MDP_IRQ_PING_PONG_RD_PTR, ctl->intf_num,
+ NULL, NULL);
+ mdss_mdp_set_intr_callback(MDSS_MDP_IRQ_PING_PONG_COMP, ctx->pp_num,
+ NULL, NULL);
+
+ memset(ctx, 0, sizeof(*ctx));
+ ctl->priv_data = NULL;
+
+ ret = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_BLANK, NULL);
+ WARN(ret, "intf %d unblank error (%d)\n", ctl->intf_num, ret);
+
+ ret = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_PANEL_OFF, NULL);
+ WARN(ret, "intf %d unblank error (%d)\n", ctl->intf_num, ret);
+ mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_OFF, false);
+
+ pr_debug("%s:-\n", __func__);
+
+ return 0;
+}
+
+int mdss_mdp_cmd_start(struct mdss_mdp_ctl *ctl)
+{
+ struct mdss_mdp_cmd_ctx *ctx;
+ struct mdss_mdp_mixer *mixer;
+ int i, ret;
+
+ pr_debug("%s:+\n", __func__);
+
+ mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_ON, false);
+
+ mixer = mdss_mdp_mixer_get(ctl, MDSS_MDP_MIXER_MUX_LEFT);
+ if (!mixer) {
+ pr_err("mixer not setup correctly\n");
+ return -ENODEV;
+ }
+
+ for (i = 0; i < MAX_SESSIONS; i++) {
+ ctx = &mdss_mdp_cmd_ctx_list[i];
+ if (ctx->ref_cnt == 0) {
+ ctx->ref_cnt++;
+ break;
+ }
+ }
+ if (i == MAX_SESSIONS) {
+ pr_err("too many sessions\n");
+ return -ENOMEM;
+ }
+
+ ctl->priv_data = ctx;
+ if (!ctx) {
+ pr_err("invalid ctx\n");
+ return -ENODEV;
+ }
+
+ ctx->pp_num = mixer->num;
+ init_completion(&ctx->pp_comp);
+ spin_lock_init(&ctx->vsync_lock);
+ atomic_set(&ctx->vsync_ref, 0);
+
+ mdss_mdp_set_intr_callback(MDSS_MDP_IRQ_PING_PONG_RD_PTR, ctx->pp_num,
+ mdss_mdp_cmd_readptr_done, ctl);
+
+ mdss_mdp_set_intr_callback(MDSS_MDP_IRQ_PING_PONG_COMP, ctx->pp_num,
+ mdss_mdp_cmd_pingpong_done, ctl);
+
+ ret = mdss_mdp_cmd_tearcheck_setup(ctl, 1);
+ if (ret) {
+ pr_err("tearcheck setup failed\n");
+ return ret;
+ }
+
+ ctl->stop_fnc = mdss_mdp_cmd_stop;
+ ctl->display_fnc = mdss_mdp_cmd_kickoff;
+ ctl->set_vsync_handler = mdss_mdp_cmd_set_vsync_handler;
+
+ pr_debug("%s:-\n", __func__);
+
+ return 0;
+}
+
diff --git a/drivers/video/msm/mdss/mdss_mdp_intf_video.c b/drivers/video/msm/mdss/mdss_mdp_intf_video.c
index dab8674..e7f70b6 100644
--- a/drivers/video/msm/mdss/mdss_mdp_intf_video.c
+++ b/drivers/video/msm/mdss/mdss_mdp_intf_video.c
@@ -242,7 +242,7 @@
mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_OFF, false);
ctx->timegen_en = false;
- rc = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_TIMEGEN_OFF, NULL);
+ rc = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_PANEL_OFF, NULL);
WARN(rc, "intf %d timegen off error (%d)\n", ctl->intf_num, rc);
mdss_mdp_irq_disable(MDSS_MDP_IRQ_INTF_UNDER_RUN,
@@ -359,8 +359,8 @@
rc, ctl->num);
ctx->timegen_en = true;
- rc = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_TIMEGEN_ON, NULL);
- WARN(rc, "intf %d timegen on error (%d)\n", ctl->intf_num, rc);
+ rc = mdss_mdp_ctl_intf_event(ctl, MDSS_EVENT_PANEL_ON, NULL);
+ WARN(rc, "intf %d panel on error (%d)\n", ctl->intf_num, rc);
}
return 0;
diff --git a/drivers/video/msm/mdss/mdss_mdp_util.c b/drivers/video/msm/mdss/mdss_mdp_util.c
index b54e0ec..8ce5ab5 100644
--- a/drivers/video/msm/mdss/mdss_mdp_util.c
+++ b/drivers/video/msm/mdss/mdss_mdp_util.c
@@ -42,6 +42,9 @@
MDP_INTR_PING_PONG_0,
MDP_INTR_PING_PONG_1,
MDP_INTR_PING_PONG_2,
+ MDP_INTR_PING_PONG_0_RD_PTR,
+ MDP_INTR_PING_PONG_1_RD_PTR,
+ MDP_INTR_PING_PONG_2_RD_PTR,
MDP_INTR_WB_0,
MDP_INTR_WB_1,
MDP_INTR_WB_2,
@@ -69,6 +72,9 @@
case MDSS_MDP_IRQ_PING_PONG_COMP:
index = MDP_INTR_PING_PONG_0 + intf_num;
break;
+ case MDSS_MDP_IRQ_PING_PONG_RD_PTR:
+ index = MDP_INTR_PING_PONG_0_RD_PTR + intf_num;
+ break;
case MDSS_MDP_IRQ_WB_ROT_COMP:
index = MDP_INTR_WB_0 + intf_num;
break;
@@ -126,11 +132,12 @@
if (isr == 0)
goto mdp_isr_done;
- pr_debug("isr=%x\n", isr);
mask = MDSS_MDP_REG_READ(MDSS_MDP_REG_INTR_EN);
MDSS_MDP_REG_WRITE(MDSS_MDP_REG_INTR_CLEAR, isr);
+ pr_debug("%s: isr=%x mask=%x\n", __func__, isr, mask);
+
isr &= mask;
if (isr == 0)
goto mdp_isr_done;
@@ -156,6 +163,15 @@
if (isr & MDSS_MDP_INTR_PING_PONG_2_DONE)
mdss_mdp_intr_done(MDP_INTR_PING_PONG_2);
+ if (isr & MDSS_MDP_INTR_PING_PONG_0_RD_PTR)
+ mdss_mdp_intr_done(MDP_INTR_PING_PONG_0_RD_PTR);
+
+ if (isr & MDSS_MDP_INTR_PING_PONG_1_RD_PTR)
+ mdss_mdp_intr_done(MDP_INTR_PING_PONG_1_RD_PTR);
+
+ if (isr & MDSS_MDP_INTR_PING_PONG_2_RD_PTR)
+ mdss_mdp_intr_done(MDP_INTR_PING_PONG_2_RD_PTR);
+
if (isr & MDSS_MDP_INTR_INTF_0_VSYNC)
mdss_mdp_intr_done(MDP_INTR_VSYNC_INTF_0);
diff --git a/drivers/video/msm/mdss/mdss_panel.h b/drivers/video/msm/mdss/mdss_panel.h
index 31fb2e7..23f7445 100644
--- a/drivers/video/msm/mdss/mdss_panel.h
+++ b/drivers/video/msm/mdss/mdss_panel.h
@@ -58,9 +58,9 @@
enum mdss_intf_events {
MDSS_EVENT_RESET,
MDSS_EVENT_UNBLANK,
- MDSS_EVENT_TIMEGEN_ON,
+ MDSS_EVENT_PANEL_ON,
MDSS_EVENT_BLANK,
- MDSS_EVENT_TIMEGEN_OFF,
+ MDSS_EVENT_PANEL_OFF,
MDSS_EVENT_CLOSE,
MDSS_EVENT_SUSPEND,
MDSS_EVENT_RESUME,
@@ -69,19 +69,7 @@
MDSS_EVENT_FB_REGISTERED,
};
-/* panel info type */
struct lcd_panel_info {
- u32 vsync_enable;
- u32 refx100;
- u32 v_back_porch;
- u32 v_front_porch;
- u32 v_pulse_width;
- u32 hw_vsync_mode;
- u32 vsync_notifier_period;
- u32 rev;
-};
-
-struct lcdc_panel_info {
u32 h_back_porch;
u32 h_front_porch;
u32 h_pulse_width;
@@ -153,6 +141,9 @@
char no_max_pkt_size;
/* Clock required during LP commands */
char force_clk_lane_hs;
+
+ char vsync_enable;
+ char hw_vsync_mode;
};
enum lvds_mode {
@@ -183,13 +174,16 @@
u32 is_3d_panel;
u32 out_format;
u32 vic; /* video identification code */
+ int bklt_ctrl; /* backlight ctrl */
+ int pwm_gpio;
+ int pwm_lpg_chan;
+ int pwm_period;
u32 cont_splash_enabled;
struct ion_handle *splash_ihdl;
u32 panel_power_on;
- struct lcd_panel_info lcd;
- struct lcdc_panel_info lcdc;
+ struct lcd_panel_info lcdc;
struct mipi_panel_info mipi;
struct lvds_panel_info lvds;
};
diff --git a/include/linux/ion.h b/include/linux/ion.h
index fb1c5f6..7c54004 100644
--- a/include/linux/ion.h
+++ b/include/linux/ion.h
@@ -59,6 +59,9 @@
cached, ion will do cache
maintenance when the buffer is
mapped for dma */
+#define ION_FLAG_CACHED_NEEDS_SYNC 2 /* mappings of this buffer will created
+ at mmap time, if this is set
+ caches must be managed manually */
#ifdef __KERNEL__
#include <linux/err.h>
@@ -606,6 +609,16 @@
#define ION_IOC_IMPORT _IOWR(ION_IOC_MAGIC, 5, struct ion_fd_data)
/**
+ * DOC: ION_IOC_SYNC - syncs a shared file descriptors to memory
+ *
+ * Deprecated in favor of using the dma_buf api's correctly (syncing
+ * will happend automatically when the buffer is mapped to a device).
+ * If necessary should be used after touching a cached buffer from the cpu,
+ * this will make the buffer in memory coherent.
+ */
+#define ION_IOC_SYNC _IOWR(ION_IOC_MAGIC, 7, struct ion_fd_data)
+
+/**
* DOC: ION_IOC_CUSTOM - call architecture specific ion ioctl
*
* Takes the argument of the architecture specific ioctl to call and
diff --git a/include/linux/mfd/pm8xxx/pm8921-bms.h b/include/linux/mfd/pm8xxx/pm8921-bms.h
index 9461c76..5e6a8c3 100644
--- a/include/linux/mfd/pm8xxx/pm8921-bms.h
+++ b/include/linux/mfd/pm8xxx/pm8921-bms.h
@@ -46,6 +46,14 @@
* @ocv_dis_low_soc: the low soc percent when ocv should be enabled
* @low_voltage_detect: feature to enable 0 SOC reporting on low volatge
* @vbatt_cutoff_retries: number of tries before we report a 0 SOC
+ * @high_ocv_correction_limit_uv: the max amount of OCV corrections
+ * allowed when ocv is high
+ * (higher than 3.8V)
+ * @low_ocv_correction_limit_uv: the max amount of OCV corrections
+ * allowed when ocv is low
+ * (lower or equal to 3.8V)
+ * @hold_soc_est: the min est soc below which the calculated soc
+ * is allowed to go to 0%
*/
struct pm8921_bms_platform_data {
struct pm8xxx_bms_core_data bms_cdata;
@@ -69,6 +77,9 @@
int ocv_dis_low_soc;
int low_voltage_detect;
int vbatt_cutoff_retries;
+ int high_ocv_correction_limit_uv;
+ int low_ocv_correction_limit_uv;
+ int hold_soc_est;
};
#if defined(CONFIG_PM8921_BMS) || defined(CONFIG_PM8921_BMS_MODULE)
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 0ab5143..84e099d 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -1704,9 +1704,14 @@
* @__NL80211_RATE_INFO_INVALID: attribute number 0 is reserved
* @NL80211_RATE_INFO_BITRATE: total bitrate (u16, 100kbit/s)
* @NL80211_RATE_INFO_MCS: mcs index for 802.11n (u8)
- * @NL80211_RATE_INFO_40_MHZ_WIDTH: 40 Mhz dualchannel bitrate
+ * @NL80211_RATE_INFO_40_MHZ_WIDTH: 40 MHz dualchannel bitrate
* @NL80211_RATE_INFO_SHORT_GI: 400ns guard interval
* @NL80211_RATE_INFO_MAX: highest rate_info number currently defined
+ * @NL80211_RATE_INFO_VHT_MCS: MCS index for VHT (u8)
+ * @NL80211_RATE_INFO_VHT_NSS: number of streams in VHT (u8)
+ * @NL80211_RATE_INFO_80_MHZ_WIDTH: 80 MHz VHT rate
+ * @NL80211_RATE_INFO_80P80_MHZ_WIDTH: 80+80 MHz VHT rate
+ * @NL80211_RATE_INFO_160_MHZ_WIDTH: 160 MHz VHT rate
* @__NL80211_RATE_INFO_AFTER_LAST: internal use
*/
enum nl80211_rate_info {
@@ -1715,6 +1720,11 @@
NL80211_RATE_INFO_MCS,
NL80211_RATE_INFO_40_MHZ_WIDTH,
NL80211_RATE_INFO_SHORT_GI,
+ NL80211_RATE_INFO_VHT_MCS,
+ NL80211_RATE_INFO_VHT_NSS,
+ NL80211_RATE_INFO_80_MHZ_WIDTH,
+ NL80211_RATE_INFO_80P80_MHZ_WIDTH,
+ NL80211_RATE_INFO_160_MHZ_WIDTH,
/* keep last */
__NL80211_RATE_INFO_AFTER_LAST,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 52811ae..bfa0eca 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -578,14 +578,24 @@
* Used by the driver to indicate the specific rate transmission
* type for 802.11n transmissions.
*
- * @RATE_INFO_FLAGS_MCS: @tx_bitrate_mcs filled
- * @RATE_INFO_FLAGS_40_MHZ_WIDTH: 40 Mhz width transmission
+ * @RATE_INFO_FLAGS_MCS: mcs field filled with HT MCS
+ * @RATE_INFO_FLAGS_VHT_MCS: mcs field filled with VHT MCS
+ * @RATE_INFO_FLAGS_40_MHZ_WIDTH: 40 MHz width transmission
+ * @RATE_INFO_FLAGS_80_MHZ_WIDTH: 80 MHz width transmission
+ * @RATE_INFO_FLAGS_80P80_MHZ_WIDTH: 80+80 MHz width transmission
+ * @RATE_INFO_FLAGS_160_MHZ_WIDTH: 160 MHz width transmission
* @RATE_INFO_FLAGS_SHORT_GI: 400ns guard interval
+ * @RATE_INFO_FLAGS_60G: 60GHz MCS
*/
enum rate_info_flags {
- RATE_INFO_FLAGS_MCS = 1<<0,
- RATE_INFO_FLAGS_40_MHZ_WIDTH = 1<<1,
- RATE_INFO_FLAGS_SHORT_GI = 1<<2,
+ RATE_INFO_FLAGS_MCS = BIT(0),
+ RATE_INFO_FLAGS_VHT_MCS = BIT(1),
+ RATE_INFO_FLAGS_40_MHZ_WIDTH = BIT(2),
+ RATE_INFO_FLAGS_80_MHZ_WIDTH = BIT(3),
+ RATE_INFO_FLAGS_80P80_MHZ_WIDTH = BIT(4),
+ RATE_INFO_FLAGS_160_MHZ_WIDTH = BIT(5),
+ RATE_INFO_FLAGS_SHORT_GI = BIT(6),
+ RATE_INFO_FLAGS_60G = BIT(7),
};
/**
@@ -596,11 +606,13 @@
* @flags: bitflag of flags from &enum rate_info_flags
* @mcs: mcs index if struct describes a 802.11n bitrate
* @legacy: bitrate in 100kbit/s for 802.11abg
+ * @nss: number of streams (VHT only)
*/
struct rate_info {
u8 flags;
u8 mcs;
u16 legacy;
+ u8 nss;
};
/**
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 69318b0..5097036 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2384,25 +2384,46 @@
rate = nla_nest_start(msg, attr);
if (!rate)
- goto nla_put_failure;
+ return false;
/* cfg80211_calculate_bitrate will return 0 for mcs >= 32 */
bitrate = cfg80211_calculate_bitrate(info);
if (bitrate > 0)
- NLA_PUT_U16(msg, NL80211_RATE_INFO_BITRATE, bitrate);
+ nla_put_u16(msg, NL80211_RATE_INFO_BITRATE, bitrate);
- if (info->flags & RATE_INFO_FLAGS_MCS)
- NLA_PUT_U8(msg, NL80211_RATE_INFO_MCS, info->mcs);
- if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH)
- NLA_PUT_FLAG(msg, NL80211_RATE_INFO_40_MHZ_WIDTH);
- if (info->flags & RATE_INFO_FLAGS_SHORT_GI)
- NLA_PUT_FLAG(msg, NL80211_RATE_INFO_SHORT_GI);
+ if (info->flags & RATE_INFO_FLAGS_MCS) {
+ if (nla_put_u8(msg, NL80211_RATE_INFO_MCS, info->mcs))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_SHORT_GI &&
+ nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI))
+ return false;
+ } else if (info->flags & RATE_INFO_FLAGS_VHT_MCS) {
+ if (nla_put_u8(msg, NL80211_RATE_INFO_VHT_MCS, info->mcs))
+ return false;
+ if (nla_put_u8(msg, NL80211_RATE_INFO_VHT_NSS, info->nss))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_40_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_80_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_80_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_80P80_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_80P80_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_160_MHZ_WIDTH &&
+ nla_put_flag(msg, NL80211_RATE_INFO_160_MHZ_WIDTH))
+ return false;
+ if (info->flags & RATE_INFO_FLAGS_SHORT_GI &&
+ nla_put_flag(msg, NL80211_RATE_INFO_SHORT_GI))
+ return false;
+ }
nla_nest_end(msg, rate);
return true;
-
-nla_put_failure:
- return false;
}
static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 017d4fc..b89fb94 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -876,13 +876,86 @@
return err;
}
+static u32 cfg80211_calculate_bitrate_vht(struct rate_info *rate)
+{
+ static const u32 base[4][10] = {
+ { 6500000,
+ 13000000,
+ 19500000,
+ 26000000,
+ 39000000,
+ 52000000,
+ 58500000,
+ 65000000,
+ 78000000,
+ 0,
+ },
+ { 13500000,
+ 27000000,
+ 40500000,
+ 54000000,
+ 81000000,
+ 108000000,
+ 121500000,
+ 135000000,
+ 162000000,
+ 180000000,
+ },
+ { 29300000,
+ 58500000,
+ 87800000,
+ 117000000,
+ 175500000,
+ 234000000,
+ 263300000,
+ 292500000,
+ 351000000,
+ 390000000,
+ },
+ { 58500000,
+ 117000000,
+ 175500000,
+ 234000000,
+ 351000000,
+ 468000000,
+ 526500000,
+ 585000000,
+ 702000000,
+ 780000000,
+ },
+ };
+ u32 bitrate;
+ int idx;
+
+ if (WARN_ON_ONCE(rate->mcs > 9))
+ return 0;
+
+ idx = rate->flags & (RATE_INFO_FLAGS_160_MHZ_WIDTH |
+ RATE_INFO_FLAGS_80P80_MHZ_WIDTH) ? 3 :
+ rate->flags & RATE_INFO_FLAGS_80_MHZ_WIDTH ? 2 :
+ rate->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH ? 1 : 0;
+
+ bitrate = base[idx][rate->mcs];
+ bitrate *= rate->nss;
+
+ if (rate->flags & RATE_INFO_FLAGS_SHORT_GI)
+ bitrate = (bitrate / 9) * 10;
+
+ /* do NOT round down here */
+ return (bitrate + 50000) / 100000;
+}
+
u16 cfg80211_calculate_bitrate(struct rate_info *rate)
{
int modulation, streams, bitrate;
- if (!(rate->flags & RATE_INFO_FLAGS_MCS))
+ if (!(rate->flags & RATE_INFO_FLAGS_MCS) &&
+ !(rate->flags & RATE_INFO_FLAGS_VHT_MCS))
return rate->legacy;
+ if (rate->flags & RATE_INFO_FLAGS_VHT_MCS)
+ return cfg80211_calculate_bitrate_vht(rate);
+
/* the formula below does only work for MCS values smaller than 32 */
if (rate->mcs >= 32)
return 0;
diff --git a/sound/soc/msm/msm8960.c b/sound/soc/msm/msm8960.c
index 8c0d1a9..65b3a57 100644
--- a/sound/soc/msm/msm8960.c
+++ b/sound/soc/msm/msm8960.c
@@ -746,21 +746,21 @@
btn_low = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_V_BTN_LOW);
btn_high = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_V_BTN_HIGH);
btn_low[0] = -50;
- btn_high[0] = 10;
- btn_low[1] = 11;
- btn_high[1] = 52;
- btn_low[2] = 53;
- btn_high[2] = 94;
- btn_low[3] = 95;
- btn_high[3] = 133;
- btn_low[4] = 134;
- btn_high[4] = 171;
- btn_low[5] = 172;
- btn_high[5] = 208;
- btn_low[6] = 209;
- btn_high[6] = 244;
- btn_low[7] = 245;
- btn_high[7] = 330;
+ btn_high[0] = 21;
+ btn_low[1] = 22;
+ btn_high[1] = 67;
+ btn_low[2] = 68;
+ btn_high[2] = 111;
+ btn_low[3] = 112;
+ btn_high[3] = 153;
+ btn_low[4] = 154;
+ btn_high[4] = 191;
+ btn_low[5] = 192;
+ btn_high[5] = 233;
+ btn_low[6] = 234;
+ btn_high[6] = 272;
+ btn_low[7] = 273;
+ btn_high[7] = 400;
n_ready = tabla_mbhc_cal_btn_det_mp(btn_cfg, TABLA_BTN_DET_N_READY);
n_ready[0] = 80;
n_ready[1] = 68;
diff --git a/sound/soc/msm/qdsp6v2/q6afe.c b/sound/soc/msm/qdsp6v2/q6afe.c
index 3b1727c..fed0d81 100644
--- a/sound/soc/msm/qdsp6v2/q6afe.c
+++ b/sound/soc/msm/qdsp6v2/q6afe.c
@@ -2363,11 +2363,11 @@
static void config_debug_fs_init(void)
{
debugfs_afelb = debugfs_create_file("afe_loopback",
- S_IFREG | S_IWUGO, NULL, (void *) "afe_loopback",
+ S_IRUGO | S_IWUSR | S_IWGRP, NULL, (void *) "afe_loopback",
&afe_debug_fops);
debugfs_afelb_gain = debugfs_create_file("afe_loopback_gain",
- S_IFREG | S_IWUGO, NULL, (void *) "afe_loopback_gain",
+ S_IRUGO | S_IWUSR | S_IWGRP, NULL, (void *) "afe_loopback_gain",
&afe_debug_fops);
}
static void config_debug_fs_exit(void)
diff --git a/sound/soc/msm/qdsp6v2/q6asm.c b/sound/soc/msm/qdsp6v2/q6asm.c
index ea2b5c6..49b6d03 100644
--- a/sound/soc/msm/qdsp6v2/q6asm.c
+++ b/sound/soc/msm/qdsp6v2/q6asm.c
@@ -279,13 +279,13 @@
{
out_buffer = kmalloc(OUT_BUFFER_SIZE, GFP_KERNEL);
out_dentry = debugfs_create_file("audio_out_latency_measurement_node",\
- S_IFREG | S_IRUGO | S_IWUGO,\
+ S_IRUGO | S_IWUSR | S_IWGRP,\
NULL, NULL, &audio_output_latency_debug_fops);
if (IS_ERR(out_dentry))
pr_err("debugfs_create_file failed\n");
in_buffer = kmalloc(IN_BUFFER_SIZE, GFP_KERNEL);
in_dentry = debugfs_create_file("audio_in_latency_measurement_node",\
- S_IFREG | S_IRUGO | S_IWUGO,\
+ S_IRUGO | S_IWUSR | S_IWGRP,\
NULL, NULL, &audio_input_latency_debug_fops);
if (IS_ERR(in_dentry))
pr_err("debugfs_create_file failed\n");