diff options
Diffstat (limited to 'drivers/video/samsung/extension/mdnie.c')
| -rw-r--r-- | drivers/video/samsung/extension/mdnie.c | 57 |
1 files changed, 55 insertions, 2 deletions
diff --git a/drivers/video/samsung/extension/mdnie.c b/drivers/video/samsung/extension/mdnie.c index e2ad4cc..f7cb7c7 100644 --- a/drivers/video/samsung/extension/mdnie.c +++ b/drivers/video/samsung/extension/mdnie.c @@ -40,6 +40,10 @@ /* FIXME:!! need to change chip id dynamically */ #define MDNIE_CHIP_ID "cmc623p" +#ifdef CONFIG_SLP_DISP_DEBUG +#define MDNIE_MAX_REG 128 +#define MDNIE_BASE_REG 0x11CA0000 +#endif static const char *mode_name[MODE_MAX] = { "dynamic", @@ -105,6 +109,19 @@ static void mdnie_write_tune(struct s5p_mdnie *mdnie, } } +static void mdnie_wr_tune_dat(struct s5p_mdnie *mdnie, const u8 *data) +{ + unsigned int val1 = 0, val2 = 0; + int ret; + char *str = NULL; + + while ((str = strsep((char **)&data, "\n"))) { + ret = sscanf(str, "0x%x,0x%x,\n", &val1, &val2); + if (ret == 2) + writel((u16)val2, mdnie->regs+(u16)val1*4); + } +} + static int mdnie_request_fw(struct s5p_mdnie *mdnie, const char *name) { const struct firmware *fw; @@ -122,8 +139,7 @@ static int mdnie_request_fw(struct s5p_mdnie *mdnie, const char *name) return ret; } - mdnie_write_tune(mdnie, (const unsigned short *)fw->data, - fw->size / sizeof(const unsigned short)); + mdnie_wr_tune_dat(mdnie, fw->data); release_firmware(fw); mutex_unlock(&mdnie->lock); @@ -628,6 +644,40 @@ static ssize_t show_mdnie_tune(struct device *dev, return snprintf(buf, PAGE_SIZE, "%d\n", mdnie->tune); } +#ifdef CONFIG_SLP_DISP_DEBUG +static int mdnie_read_reg(struct s5p_mdnie *mdnie, char *buf) +{ + u32 cfg; + int i; + int pos = 0; + + pos += sprintf(buf+pos, "0x%.8x | ", MDNIE_BASE_REG); + for (i = 1; i < MDNIE_MAX_REG + 1; i++) { + cfg = readl(mdnie->regs + ((i-1) * sizeof(u32))); + pos += sprintf(buf+pos, "0x%.8x ", cfg); + if (i % 4 == 0) + pos += sprintf(buf+pos, "\n0x%.8x | ", + MDNIE_BASE_REG + (i * sizeof(u32))); + } + + return pos; +} + +static ssize_t show_read_reg(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); + struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); + + if (!mdnie->regs) { + dev_err(dev, "failed to get current register.\n"); + return -EINVAL; + } + + return mdnie_read_reg(mdnie, buf); +} +#endif + /* sys/devices/platform/mdnie */ static struct device_attribute mdnie_device_attrs[] = { __ATTR(mode, S_IRUGO|S_IWUSR, show_mdnie_mode, @@ -640,6 +690,9 @@ static struct device_attribute mdnie_device_attrs[] = { store_mdnie_outdoor), __ATTR(tune, S_IRUGO|S_IWUSR, show_mdnie_tune, store_mdnie_tune), +#ifdef CONFIG_SLP_DISP_DEBUG + __ATTR(read_reg, S_IRUGO, show_read_reg, NULL), +#endif }; static int mdnie_probe(struct s5p_fimd_ext_device *fx_dev) |