*/
#include <linux/fb.h>
+#include <linux/namei.h>
#include <linux/sysfs.h>
#include <linux/device.h>
#include <linux/uaccess.h>
#endif
#include "bmp_helper.h"
+struct rkfb_sys_trace {
+ int num_frames;
+ int count_frame;
+ int mask_win;
+ int mask_area;
+ bool is_bmp;
+ bool is_append;
+};
+#define DUMP_BUF_PATH "/data/dmp_buf"
+
static char *get_format_str(enum data_format format)
{
switch (format) {
case FBDC_RGBX_888:
return "FBDC_RGBX_888";
default:
- return "invalid";
+ return "invalid";
}
}
vfs_write(filp, vaddr, size, &filp->f_pos);
}
-static int dump_win(struct rk_fb *rk_fb, struct rk_fb_reg_area_data *area_data,
- u8 data_format, int win_id, int area_id, bool is_bmp)
+static int dump_win(struct ion_client *ion_client,
+ struct ion_handle *ion_handle, phys_addr_t phys_addr,
+ int width, int height, u8 data_format, uint32_t frameid,
+ int win_id, int area_id, bool is_bmp, bool is_append)
{
void __iomem *vaddr = NULL;
struct file *filp;
mm_segment_t old_fs;
char name[100];
- struct ion_handle *ion_handle = area_data->ion_handle;
- int width = area_data->xvir;
- int height = area_data->yvir;
+ int flags;
+ int bits;
+
+ switch (data_format) {
+ case XRGB888:
+ case XBGR888:
+ case ARGB888:
+ case ABGR888:
+ case FBDC_RGBX_888:
+ bits = 32;
+ break;
+ case YUV444_A:
+ case YUV444:
+ case RGB888:
+ case FBDC_ARGB_888:
+ bits = 24;
+ break;
+ case RGB565:
+ case FBDC_RGB_565:
+ case YUV422:
+ case YUV422_A:
+ bits = 16;
+ break;
+ case YUV420_A:
+ case YUV420:
+ case YUV420_NV21:
+ bits = 12;
+ break;
+ default:
+ return 0;
+ }
if (ion_handle) {
- vaddr = ion_map_kernel(rk_fb->ion_client, ion_handle);
- } else if (area_data->smem_start && area_data->smem_start != -1) {
+ vaddr = ion_map_kernel(ion_client, ion_handle);
+ } else if (phys_addr) {
unsigned long start;
unsigned int nr_pages;
struct page **pages;
int i = 0;
- start = area_data->smem_start;
- nr_pages = width * height * 3 / 2 / PAGE_SIZE;
+ start = phys_addr;
+ nr_pages = roundup(width * height * (bits >> 3), PAGE_SIZE);
+ nr_pages /= PAGE_SIZE;
pages = kzalloc(sizeof(struct page) * nr_pages,GFP_KERNEL);
while (i < nr_pages) {
pages[i] = phys_to_page(start);
pgprot_writecombine(PAGE_KERNEL));
if (!vaddr) {
pr_err("failed to vmap phy addr %lx\n",
- area_data->smem_start);
+ start);
return -1;
}
} else {
- return -1;
+ return 0;
}
- snprintf(name, 100, "/data/win%d_%d_%dx%d_%s.%s", win_id, area_id,
- width, height, get_format_str(data_format),
- is_bmp ? "bmp" : "bin");
-
- pr_info("dump win == > /data/win%d_%d_%dx%d_%s.%s\n", win_id, area_id,
- width, height, get_format_str(data_format),
- is_bmp ? "bmp" : "bin");
+ flags = O_RDWR | O_CREAT | O_NONBLOCK;
+ if (is_append) {
+ snprintf(name, 100, "%s/append_win%d_%d_%dx%d_%s.%s",
+ DUMP_BUF_PATH, win_id, area_id, width, height,
+ get_format_str(data_format), is_bmp ? "bmp" : "bin");
+ flags |= O_APPEND;
+ } else {
+ snprintf(name, 100, "%s/frame%d_win%d_%d_%dx%d_%s.%s",
+ DUMP_BUF_PATH, frameid, win_id, area_id, width, height,
+ get_format_str(data_format), is_bmp ? "bmp" : "bin");
+ }
- filp = filp_open(name, O_RDWR | O_CREAT, 0x664);
+ pr_info("dump win == > %s\n", name);
+ filp = filp_open(name, flags, 0x600);
if (!filp)
printk("fail to create %s\n", name);
bmpencoder(vaddr, width, height,
data_format, filp, fill_buffer);
else
- fill_buffer(filp, vaddr, width * height * 4);
+ fill_buffer(filp, vaddr, width * height * bits >> 3);
set_fs(old_fs);
- if (ion_handle) {
- ion_unmap_kernel(rk_fb->ion_client, ion_handle);
-
- ion_handle_put(ion_handle);
- } else if (vaddr) {
+ if (ion_handle)
+ ion_unmap_kernel(ion_client, ion_handle);
+ else if (vaddr)
vunmap(vaddr);
- }
filp_close(filp, NULL);
return 0;
}
-static ssize_t set_dump_info(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
+static ssize_t show_dump_buffer(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ ssize_t size;
+
+ size = snprintf(buf, PAGE_SIZE,
+ "bmp -- dump buffer to bmp image\n"
+ "bin -- dump buffer to bin image\n"
+ "multi -- each dump will create new file\n"
+ "win=num -- mask win to dump, default mask all\n"
+ " win=1, will dump win1 buffer\n"
+ " win=23, will dump win2 area3 buffer\n"
+ "trace=num -- trace num frames buffer dump\n"
+ " this option will block buffer switch\n"
+ " so recommend use with bin and win=xx\n"
+ "\nExample:\n"
+ "echo bmp > dump_buf; -- dump current buf to bmp file\n"
+ "echo bin > dump_buf; -- dump current buf to bin file\n"
+ "echo trace=50:win=1:win=23 > dump_buf\n"
+ " -- dump 50 frames, dump win1 and win2 area3\n"
+ " -- dump all buffer to single file\n"
+ "You can found dump files at %s\n"
+ , DUMP_BUF_PATH);
+
+ return size;
+}
+
+void trace_buffer_dump(struct device *dev, struct rk_lcdc_driver *dev_drv)
+{
+ struct rk_fb *rk_fb = dev_get_drvdata(dev);
+ struct rk_fb_reg_data *front_regs;
+ struct rk_fb_reg_win_data *win_data;
+ struct rk_fb_reg_area_data *area_data;
+ struct rkfb_sys_trace *trace = dev_drv->trace_buf;
+ int i,j;
+
+ if (!trace)
+ return;
+ if (trace->num_frames <= trace->count_frame)
+ return;
+
+ if (!dev_drv->front_regs)
+ return;
+ front_regs = dev_drv->front_regs;
+
+ for (i = 0; i < front_regs->win_num; i++) {
+ if (trace->mask_win && !(trace->mask_win & (1 << i)))
+ continue;
+ for (j = 0; j < RK_WIN_MAX_AREA; j++) {
+ win_data = &front_regs->reg_win_data[i];
+ area_data = &win_data->reg_area_data[j];
+ if (trace->mask_area && !(trace->mask_area & (1 << j)))
+ continue;
+
+ dump_win(rk_fb->ion_client, area_data->ion_handle,
+ area_data->smem_start,
+ area_data->xvir, area_data->yvir,
+ area_data->data_format, trace->count_frame,
+ i, j, trace->is_bmp, trace->is_append);
+ }
+ }
+ trace->count_frame++;
+}
+static ssize_t set_dump_buffer(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct fb_info *fbi = dev_get_drvdata(dev);
struct rk_fb_par *fb_par = (struct rk_fb_par *)fbi->par;
struct rk_fb_reg_data *front_regs;
struct rk_fb_reg_win_data *win_data;
struct rk_fb_reg_area_data *area_data;
- bool is_img;
+ struct rkfb_sys_trace *trace;
+ struct dentry *dentry;
+ struct path path;
+ int err = 0;
+ int num_frames = 0;
+ int mask_win = 0;
+ int mask_area = 0;
+ bool is_bmp = false;
+ bool is_append = true;
+ char *p;
int i, j;
if (!rk_fb->ion_client)
return 0;
- front_regs = kmalloc(sizeof(*front_regs), GFP_KERNEL);
- if (!front_regs)
- return -ENOMEM;
-
- mutex_lock(&dev_drv->front_lock);
-
- if (!dev_drv->front_regs) {
- mutex_unlock(&dev_drv->front_lock);
- return 0;
+ if (!dev_drv->trace_buf) {
+ dev_drv->trace_buf = devm_kmalloc(dev_drv->dev,
+ sizeof(struct rkfb_sys_trace),
+ GFP_KERNEL);
+ if (!dev_drv->trace_buf)
+ return -ENOMEM;
}
- memcpy(front_regs, dev_drv->front_regs, sizeof(*front_regs));
- for (i = 0; i < front_regs->win_num; i++) {
- for (j = 0; j < RK_WIN_MAX_AREA; j++) {
- win_data = &front_regs->reg_win_data[i];
- area_data = &win_data->reg_area_data[j];
- if (area_data->ion_handle) {
- ion_handle_get(area_data->ion_handle);
+ trace = dev_drv->trace_buf;
+ /*
+ * Stop buffer trace.
+ */
+ trace->num_frames = 0;
+
+ while ((p = strsep((char **)&buf, ":")) != NULL) {
+ if (!*p)
+ continue;
+ if (!strncmp(p, "trace=", 6)) {
+ if (kstrtoint(p + 6, 0, &num_frames))
+ dev_err(dev, "can't found trace frames\n");
+ continue;
+ }
+ if (!strncmp(p, "win=", 4)) {
+ int win;
+
+ if (kstrtoint(p + 4, 0, &win))
+ dev_err(dev, "can't found trace frames\n");
+ if (win < 10)
+ mask_win |= 1 << win;
+ else {
+ mask_win |= 1 << (win / 10);
+ mask_area |= 1 << (win % 10);
}
+
+ continue;
+ }
+ if (!strncmp(p, "bmp", 3)) {
+ is_bmp = true;
+ is_append = false;
+ continue;
+ }
+ if (!strncmp(p, "bin", 3)) {
+ is_bmp = false;
+ continue;
}
+ if (!strncmp(p, "multi", 5)) {
+ is_append = true;
+ is_bmp = false;
+ continue;
+ }
+
+ dev_err(dev, "unknown option %s\n", p);
}
- mutex_unlock(&dev_drv->front_lock);
- if (strncmp(buf, "bin", 3))
- is_img = true;
- else
- is_img = false;
+ dentry = kern_path_create(AT_FDCWD, DUMP_BUF_PATH, &path,
+ LOOKUP_DIRECTORY);
+ if (!IS_ERR(dentry)) {
+ err = vfs_mkdir(path.dentry->d_inode, dentry, 700);
+ if (err)
+ dev_err(dev, "can't create %s err%d\n",
+ DUMP_BUF_PATH, err);
+ done_path_create(&path, dentry);
+ } else if (PTR_ERR(dentry) != -EEXIST) {
+ dev_err(dev, "can't create PATH %s err%d\n",
+ DUMP_BUF_PATH, err);
+ return PTR_ERR(dentry);
+ }
- for (i = 0; i < front_regs->win_num; i++) {
- for (j = 0; j < RK_WIN_MAX_AREA; j++) {
- win_data = &front_regs->reg_win_data[i];
- if (dump_win(rk_fb, &win_data->reg_area_data[j],
- win_data->reg_area_data[i].data_format,i,
- j, is_img))
+ if (!num_frames) {
+ mutex_lock(&dev_drv->front_lock);
+
+ if (!dev_drv->front_regs) {
+ u16 xact, yact;
+ int data_format;
+ u32 dsp_addr;
+
+ mutex_unlock(&dev_drv->front_lock);
+
+ if (dev_drv->ops->get_dspbuf_info)
+ dev_drv->ops->get_dspbuf_info(dev_drv, &xact,
+ &yact, &data_format, &dsp_addr);
+
+ dump_win(NULL, NULL, dsp_addr, xact, yact, data_format,
+ 0, 0, 0, is_bmp, false);
+ goto out;
+ }
+ front_regs = kmalloc(sizeof(*front_regs), GFP_KERNEL);
+ if (!front_regs)
+ return -ENOMEM;
+ memcpy(front_regs, dev_drv->front_regs, sizeof(*front_regs));
+
+ for (i = 0; i < front_regs->win_num; i++) {
+ if (mask_win && !(mask_win & (1 << i)))
continue;
+ for (j = 0; j < RK_WIN_MAX_AREA; j++) {
+ if (mask_area && !(mask_area & (1 << j)))
+ continue;
+ win_data = &front_regs->reg_win_data[i];
+ area_data = &win_data->reg_area_data[j];
+ if (area_data->ion_handle)
+ ion_handle_get(area_data->ion_handle);
+ }
+ }
+
+ for (i = 0; i < front_regs->win_num; i++) {
+ if (mask_win && !(mask_win & (1 << i)))
+ continue;
+ for (j = 0; j < RK_WIN_MAX_AREA; j++) {
+ if (mask_area && !(mask_area & (1 << j)))
+ continue;
+
+ win_data = &front_regs->reg_win_data[i];
+ area_data = &win_data->reg_area_data[j];
+
+ dump_win(rk_fb->ion_client, area_data->ion_handle,
+ area_data->smem_start,
+ area_data->xvir, area_data->yvir,
+ area_data->data_format, trace->count_frame,
+ i, j, trace->is_bmp, trace->is_append);
+ if (area_data->ion_handle)
+ ion_handle_put(area_data->ion_handle);
+ }
}
+
+ kfree(front_regs);
+
+ mutex_unlock(&dev_drv->front_lock);
+ } else {
+ trace->num_frames = num_frames;
+ trace->count_frame = 0;
+ trace->is_bmp = is_bmp;
+ trace->is_append = is_append;
+ trace->mask_win = mask_win;
+ trace->mask_area = mask_area;
}
- kfree(front_regs);
+out:
return count;
}
return count;
}
-
static ssize_t show_dsp_lut(struct device *dev,
struct device_attribute *attr, char *buf)
{
static struct device_attribute rkfb_attrs[] = {
__ATTR(phys_addr, S_IRUGO, show_phys, NULL),
__ATTR(virt_addr, S_IRUGO, show_virt, NULL),
- __ATTR(disp_info, S_IRUGO | S_IWUSR, show_disp_info, set_dump_info),
+ __ATTR(disp_info, S_IRUGO, show_disp_info, NULL),
+ __ATTR(dump_buf, S_IRUGO | S_IWUSR, show_dump_buffer, set_dump_buffer),
__ATTR(screen_info, S_IRUGO, show_screen_info, NULL),
__ATTR(dual_mode, S_IRUGO, show_dual_mode, NULL),
__ATTR(enable, S_IRUGO | S_IWUSR, show_fb_state, set_fb_state),