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rk3036 lcdc: set hdmi timing vsync/hsync polarity.

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This commit is contained in:
Zheng Yang
2014-07-23 13:16:39 +08:00
parent f511582d8f
commit 1f58780f1d
1 changed files with 281 additions and 167 deletions
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448
drivers/video/rockchip/lcdc/rk3036_lcdc.c
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@@ -27,7 +27,7 @@
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <asm/div64.h>
#include <asm/uaccess.h>
#include <linux/uaccess.h>
#include <linux/rockchip/cpu.h>
#include <linux/rockchip/iomap.h>
#include <linux/rockchip/grf.h>
@@ -44,7 +44,12 @@ module_param(dbg_thresd, int, S_IRUGO | S_IWUSR);
#define DBG(level, x...) do { \
if (unlikely(dbg_thresd >= level)) \
printk(KERN_INFO x); \
dev_info(dev_drv->dev, x); \
} while (0)
#define grf_writel(offset, v) do { \
writel_relaxed(v, RK_GRF_VIRT + offset); \
dsb(); \
} while (0)
static struct rk_lcdc_win lcdc_win[] = {
@@ -145,6 +150,7 @@ static int rk3036_lcdc_enable_irq(struct rk_lcdc_driver *dev_drv)
static int rk3036_lcdc_disable_irq(struct lcdc_device *lcdc_dev)
{
u32 mask, val;
spin_lock(&lcdc_dev->reg_lock);
if (likely(lcdc_dev->clk_on)) {
mask = m_FS_INT_CLEAR | m_FS_INT_EN;
@@ -165,9 +171,9 @@ static void rk_lcdc_read_reg_defalut_cfg(struct lcdc_device
u32 value = 0;
spin_lock(&lcdc_dev->reg_lock);
for (reg = 0; reg < 0xdc; reg += 4) {
for (reg = 0; reg < 0xdc; reg += 4)
value = lcdc_readl(lcdc_dev, reg);
}
spin_unlock(&lcdc_dev->reg_lock);
}
@@ -178,29 +184,38 @@ static int rk3036_lcdc_alpha_cfg(struct lcdc_device *lcdc_dev)
enum data_format win0_format = lcdc_dev->driver.win[0]->format;
enum data_format win1_format = lcdc_dev->driver.win[1]->format;
int win0_alpha_en = ((win0_format == ARGB888)
|| (win0_format == ABGR888)) ? 1 : 0;
int win1_alpha_en = ((win1_format == ARGB888)
|| (win1_format == ABGR888)) ? 1 : 0;
u32 *_pv = (u32 *) lcdc_dev->regsbak;
int win0_alpha_en = ((win0_format == ARGB888) ||
(win0_format == ABGR888)) ? 1 : 0;
int win1_alpha_en = ((win1_format == ARGB888) ||
(win1_format == ABGR888)) ? 1 : 0;
u32 *_pv = (u32 *)lcdc_dev->regsbak;
_pv += (DSP_CTRL0 >> 2);
win0_top = ((*_pv) & (m_WIN0_TOP)) >> 8;
if (win0_top && (lcdc_dev->atv_layer_cnt >= 2) && (win0_alpha_en)) {
mask = m_WIN0_ALPHA_EN | m_WIN1_ALPHA_EN | m_WIN1_PREMUL_SCALE;
val = v_WIN0_ALPHA_EN(1) | v_WIN1_ALPHA_EN(0) | v_WIN1_PREMUL_SCALE(0);
mask = m_WIN0_ALPHA_EN | m_WIN1_ALPHA_EN |
m_WIN1_PREMUL_SCALE;
val = v_WIN0_ALPHA_EN(1) | v_WIN1_ALPHA_EN(0) |
v_WIN1_PREMUL_SCALE(0);
lcdc_msk_reg(lcdc_dev, ALPHA_CTRL, mask, val);
mask = m_WIN0_ALPHA_MODE | m_PREMUL_ALPHA_ENABLE | m_ALPHA_MODE_SEL1;
val = v_WIN0_ALPHA_MODE(1) | v_PREMUL_ALPHA_ENABLE(1) | v_ALPHA_MODE_SEL1(0);
mask = m_WIN0_ALPHA_MODE | m_PREMUL_ALPHA_ENABLE |
m_ALPHA_MODE_SEL1;
val = v_WIN0_ALPHA_MODE(1) | v_PREMUL_ALPHA_ENABLE(1) |
v_ALPHA_MODE_SEL1(0);
lcdc_msk_reg(lcdc_dev, DSP_CTRL0, mask, val);
} else if ((!win0_top) && (lcdc_dev->atv_layer_cnt >= 2)
&& (win1_alpha_en)) {
mask = m_WIN0_ALPHA_EN | m_WIN1_ALPHA_EN | m_WIN1_PREMUL_SCALE;
val = v_WIN0_ALPHA_EN(0) | v_WIN1_ALPHA_EN(1) | v_WIN1_PREMUL_SCALE(0);
} else if ((!win0_top) && (lcdc_dev->atv_layer_cnt >= 2) &&
(win1_alpha_en)) {
mask = m_WIN0_ALPHA_EN | m_WIN1_ALPHA_EN |
m_WIN1_PREMUL_SCALE;
val = v_WIN0_ALPHA_EN(0) | v_WIN1_ALPHA_EN(1) |
v_WIN1_PREMUL_SCALE(0);
lcdc_msk_reg(lcdc_dev, ALPHA_CTRL, mask, val);
mask = m_WIN1_ALPHA_MODE | m_PREMUL_ALPHA_ENABLE | m_ALPHA_MODE_SEL1;
val = v_WIN1_ALPHA_MODE(1) | v_PREMUL_ALPHA_ENABLE(1) | v_ALPHA_MODE_SEL1(0);
mask = m_WIN1_ALPHA_MODE | m_PREMUL_ALPHA_ENABLE |
m_ALPHA_MODE_SEL1;
val = v_WIN1_ALPHA_MODE(1) | v_PREMUL_ALPHA_ENABLE(1) |
v_ALPHA_MODE_SEL1(0);
lcdc_msk_reg(lcdc_dev, DSP_CTRL0, mask, val);
} else {
mask = m_WIN0_ALPHA_EN | m_WIN1_ALPHA_EN;
@@ -210,75 +225,94 @@ static int rk3036_lcdc_alpha_cfg(struct lcdc_device *lcdc_dev)
return 0;
}
static void lcdc_layer_update_regs(struct lcdc_device *lcdc_dev, struct rk_lcdc_win *win)
static void lcdc_layer_update_regs(struct lcdc_device *lcdc_dev,
struct rk_lcdc_win *win)
{
u32 mask, val;
if (win->state == 1) {
if (win->id == 0) {
mask = m_WIN0_EN | m_WIN0_FORMAT | m_WIN0_RB_SWAP;
val = v_WIN0_EN(win->state) | v_WIN0_FORMAT(win->fmt_cfg) | v_WIN0_RB_SWAP(win->swap_rb);
val = v_WIN0_EN(win->state) |
v_WIN0_FORMAT(win->fmt_cfg) |
v_WIN0_RB_SWAP(win->swap_rb);
lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
lcdc_writel(lcdc_dev, WIN0_SCL_FACTOR_YRGB,
v_X_SCL_FACTOR(win->scale_yrgb_x) |
v_Y_SCL_FACTOR(win->scale_yrgb_y));
v_X_SCL_FACTOR(win->scale_yrgb_x) |
v_Y_SCL_FACTOR(win->scale_yrgb_y));
lcdc_writel(lcdc_dev, WIN0_SCL_FACTOR_CBR,
v_X_SCL_FACTOR(win->scale_cbcr_x) |
v_Y_SCL_FACTOR(win->scale_cbcr_y));
lcdc_msk_reg(lcdc_dev, WIN0_VIR, m_YRGB_VIR | m_CBBR_VIR,
v_YRGB_VIR(win->area[0].y_vir_stride) | v_CBBR_VIR(win->area[0].uv_vir_stride));
lcdc_writel(lcdc_dev, WIN0_ACT_INFO, v_ACT_WIDTH(win->area[0].xact) |
v_ACT_HEIGHT(win->area[0].yact));
lcdc_writel(lcdc_dev, WIN0_DSP_ST, v_DSP_STX(win->area[0].dsp_stx) |
v_DSP_STY(win->area[0].dsp_sty));
lcdc_writel(lcdc_dev, WIN0_DSP_INFO, v_DSP_WIDTH(win->area[0].xsize) |
v_DSP_HEIGHT(win->area[0].ysize));
v_X_SCL_FACTOR(win->scale_cbcr_x) |
v_Y_SCL_FACTOR(win->scale_cbcr_y));
lcdc_msk_reg(lcdc_dev, WIN0_VIR,
m_YRGB_VIR | m_CBBR_VIR,
v_YRGB_VIR(win->area[0].y_vir_stride) |
v_CBBR_VIR(win->area[0].uv_vir_stride));
lcdc_writel(lcdc_dev, WIN0_ACT_INFO,
v_ACT_WIDTH(win->area[0].xact) |
v_ACT_HEIGHT(win->area[0].yact));
lcdc_writel(lcdc_dev, WIN0_DSP_ST,
v_DSP_STX(win->area[0].dsp_stx) |
v_DSP_STY(win->area[0].dsp_sty));
lcdc_writel(lcdc_dev, WIN0_DSP_INFO,
v_DSP_WIDTH(win->area[0].xsize) |
v_DSP_HEIGHT(win->area[0].ysize));
lcdc_writel(lcdc_dev, WIN0_YRGB_MST, win->area[0].y_addr);
lcdc_writel(lcdc_dev, WIN0_CBR_MST, win->area[0].uv_addr);
lcdc_writel(lcdc_dev, WIN0_YRGB_MST,
win->area[0].y_addr);
lcdc_writel(lcdc_dev, WIN0_CBR_MST,
win->area[0].uv_addr);
} else if (win->id == 1) {
mask = m_WIN1_EN | m_WIN1_FORMAT | m_WIN1_RB_SWAP;
val = v_WIN1_EN(win->state) | v_WIN1_FORMAT(win->fmt_cfg) | v_WIN1_RB_SWAP(win->swap_rb);
val = v_WIN1_EN(win->state) |
v_WIN1_FORMAT(win->fmt_cfg) |
v_WIN1_RB_SWAP(win->swap_rb);
lcdc_msk_reg(lcdc_dev, SYS_CTRL, mask, val);
lcdc_writel(lcdc_dev, WIN1_SCL_FACTOR_YRGB,
v_X_SCL_FACTOR(win->scale_yrgb_x) |
v_Y_SCL_FACTOR(win->scale_yrgb_y));
lcdc_msk_reg(lcdc_dev, WIN1_VIR, m_YRGB_VIR, v_YRGB_VIR(win->area[0].y_vir_stride));
lcdc_writel(lcdc_dev, WIN1_ACT_INFO, v_ACT_WIDTH(win->area[0].xact) |
v_ACT_HEIGHT(win->area[0].yact));
lcdc_writel(lcdc_dev, WIN1_DSP_INFO, v_DSP_WIDTH(win->area[0].xsize) |
v_DSP_HEIGHT(win->area[0].ysize));
lcdc_writel(lcdc_dev, WIN1_DSP_ST, v_DSP_STX(win->area[0].dsp_stx) |
v_DSP_STY(win->area[0].dsp_sty));
v_X_SCL_FACTOR(win->scale_yrgb_x) |
v_Y_SCL_FACTOR(win->scale_yrgb_y));
lcdc_msk_reg(lcdc_dev, WIN1_VIR, m_YRGB_VIR,
v_YRGB_VIR(win->area[0].y_vir_stride));
lcdc_writel(lcdc_dev, WIN1_ACT_INFO,
v_ACT_WIDTH(win->area[0].xact) |
v_ACT_HEIGHT(win->area[0].yact));
lcdc_writel(lcdc_dev, WIN1_DSP_INFO,
v_DSP_WIDTH(win->area[0].xsize) |
v_DSP_HEIGHT(win->area[0].ysize));
lcdc_writel(lcdc_dev, WIN1_DSP_ST,
v_DSP_STX(win->area[0].dsp_stx) |
v_DSP_STY(win->area[0].dsp_sty));
lcdc_writel(lcdc_dev, WIN1_MST, win->area[0].y_addr);
} else if (win->id == 2) {
}
} /* else if (win->id == 2) {
}*/
} else {
win->area[0].y_addr = 0;
win->area[0].uv_addr = 0;
if (win->id == 0)
lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_WIN0_EN, v_WIN0_EN(0));
lcdc_msk_reg(lcdc_dev,
SYS_CTRL, m_WIN0_EN, v_WIN0_EN(0));
else if (win->id == 1)
lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_WIN1_EN, v_WIN1_EN(0));
lcdc_msk_reg(lcdc_dev,
SYS_CTRL, m_WIN1_EN, v_WIN1_EN(0));
else if (win->id == 2)
lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_HWC_EN, v_HWC_EN(0));
lcdc_msk_reg(lcdc_dev,
SYS_CTRL, m_HWC_EN, v_HWC_EN(0));
}
rk3036_lcdc_alpha_cfg(lcdc_dev);
}
static void lcdc_layer_enable(struct lcdc_device *lcdc_dev, unsigned int win_id, bool open)
static void lcdc_layer_enable(struct lcdc_device *lcdc_dev,
unsigned int win_id, bool open)
{
spin_lock(&lcdc_dev->reg_lock);
if (likely(lcdc_dev->clk_on) && lcdc_dev->driver.win[win_id]->state != open) {
if (likely(lcdc_dev->clk_on) &&
lcdc_dev->driver.win[win_id]->state != open) {
if (open) {
if (!lcdc_dev->atv_layer_cnt) {
dev_info(lcdc_dev->dev, "wakeup from standby!\n");
dev_info(lcdc_dev->dev,
"wakeup from standby!\n");
lcdc_dev->standby = 0;
}
lcdc_dev->atv_layer_cnt++;
@@ -287,12 +321,14 @@ static void lcdc_layer_enable(struct lcdc_device *lcdc_dev, unsigned int win_id,
}
lcdc_dev->driver.win[win_id]->state = open;
if (!open) {
lcdc_layer_update_regs(lcdc_dev, lcdc_dev->driver.win[win_id]);
lcdc_layer_update_regs(lcdc_dev,
lcdc_dev->driver.win[win_id]);
lcdc_cfg_done(lcdc_dev);
}
/*if no layer used,disable lcdc*/
if (!lcdc_dev->atv_layer_cnt) {
dev_info(lcdc_dev->dev, "no layer is used,go to standby!\n");
dev_info(lcdc_dev->dev,
"no layer is used, go to standby!\n");
lcdc_dev->standby = 1;
}
}
@@ -316,7 +352,6 @@ static int rk3036_lcdc_reg_update(struct rk_lcdc_driver *dev_drv)
lcdc_layer_update_regs(lcdc_dev, win1);
rk3036_lcdc_alpha_cfg(lcdc_dev);
lcdc_cfg_done(lcdc_dev);
}
spin_unlock(&lcdc_dev->reg_lock);
/* if (dev_drv->wait_fs) { */
@@ -326,21 +361,21 @@ static int rk3036_lcdc_reg_update(struct rk_lcdc_driver *dev_drv)
spin_unlock_irqrestore(&dev_drv->cpl_lock, flags);
timeout = wait_for_completion_timeout(&dev_drv->frame_done,
msecs_to_jiffies
(dev_drv->cur_screen->ft +
5));
(dev_drv->cur_screen->ft
+ 5));
if (!timeout && (!dev_drv->frame_done.done)) {
dev_warn(lcdc_dev->dev, "wait for new frame start time out!\n");
dev_warn(lcdc_dev->dev,
"wait for new frame start time out!\n");
return -ETIMEDOUT;
}
}
DBG(2, "%s for lcdc%d\n", __func__, lcdc_dev->id);
return 0;
}
static void rk3036_lcdc_reg_restore(struct lcdc_device *lcdc_dev)
{
memcpy((u8 *) lcdc_dev->regs, (u8 *) lcdc_dev->regsbak, 0xdc);
memcpy((u8 *)lcdc_dev->regs, (u8 *)lcdc_dev->regsbak, 0xdc);
}
static void rk3036_lcdc_mmu_en(struct rk_lcdc_driver *dev_drv)
@@ -351,8 +386,10 @@ static void rk3036_lcdc_mmu_en(struct rk_lcdc_driver *dev_drv)
spin_lock(&lcdc_dev->reg_lock);
if (likely(lcdc_dev->clk_on)) {
mask = m_MMU_EN | m_AXI_MAX_OUTSTANDING_EN | m_AXI_OUTSTANDING_MAX_NUM;;
val = v_MMU_EN(1) | v_AXI_OUTSTANDING_MAX_NUM(31) | v_AXI_MAX_OUTSTANDING_EN(1);
mask = m_MMU_EN | m_AXI_MAX_OUTSTANDING_EN |
m_AXI_OUTSTANDING_MAX_NUM;
val = v_MMU_EN(1) | v_AXI_OUTSTANDING_MAX_NUM(31) |
v_AXI_MAX_OUTSTANDING_EN(1);
lcdc_msk_reg(lcdc_dev, AXI_BUS_CTRL, mask, val);
}
spin_unlock(&lcdc_dev->reg_lock);
@@ -370,7 +407,8 @@ static int rk3036_lcdc_set_dclk(struct rk_lcdc_driver *dev_drv)
ret = clk_set_rate(lcdc_dev->dclk, screen->mode.pixclock);
if (ret)
dev_err(dev_drv->dev, "set lcdc%d dclk failed\n", lcdc_dev->id);
dev_err(dev_drv->dev,
"set lcdc%d dclk failed\n", lcdc_dev->id);
lcdc_dev->pixclock =
div_u64(1000000000000llu, clk_get_rate(lcdc_dev->dclk));
lcdc_dev->driver.pixclock = lcdc_dev->pixclock;
@@ -406,9 +444,11 @@ static int rk3036_lcdc_pre_init(struct rk_lcdc_driver *dev_drv)
/*backup reg config at uboot*/
rk_lcdc_read_reg_defalut_cfg(lcdc_dev);
lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_AUTO_GATING_EN, v_AUTO_GATING_EN(0));
lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_AUTO_GATING_EN,
v_AUTO_GATING_EN(0));
lcdc_cfg_done(lcdc_dev);
if (dev_drv->iommu_enabled) /*disable win0 to workaround iommu pagefault*/
if (dev_drv->iommu_enabled)
/*disable win0 to workaround iommu pagefault*/
lcdc_layer_enable(lcdc_dev, 0, 0);
lcdc_dev->pre_init = true;
@@ -445,6 +485,11 @@ static int rk3036_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
val |= v_CORE_CLK_DIV_EN(0);
}
lcdc_msk_reg(lcdc_dev, AXI_BUS_CTRL, mask, val);
mask = (1 << 4) | (1 << 5) | (1 << 6);
val = (screen->pin_hsync << 4) |
(screen->pin_vsync << 5) |
(screen->pin_den << 6);
grf_writel(RK3036_GRF_SOC_CON2, (mask << 16) | val);
break;
case SCREEN_TVOUT:
mask = m_TVE_DAC_DCLK_EN;
@@ -457,12 +502,15 @@ static int rk3036_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
val |= v_CORE_CLK_DIV_EN(0);
}
lcdc_msk_reg(lcdc_dev, AXI_BUS_CTRL, mask, val);
if ((x_res == 720) && (y_res == 576))
lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_TVE_MODE, v_TVE_MODE(TV_PAL));
else if ((x_res == 720) && (y_res == 480))
lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_TVE_MODE, v_TVE_MODE(TV_NTSC));
else {
dev_err(lcdc_dev->dev, "unsupported video timing!\n");
if ((x_res == 720) && (y_res == 576)) {
lcdc_msk_reg(lcdc_dev, DSP_CTRL0,
m_TVE_MODE, v_TVE_MODE(TV_PAL));
} else if ((x_res == 720) && (y_res == 480)) {
lcdc_msk_reg(lcdc_dev, DSP_CTRL0,
m_TVE_MODE, v_TVE_MODE(TV_NTSC));
} else {
dev_err(lcdc_dev->dev,
"unsupported video timing!\n");
return -1;
}
break;
@@ -473,9 +521,11 @@ static int rk3036_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
mask = m_DSP_OUT_FORMAT | m_HSYNC_POL | m_VSYNC_POL |
m_DEN_POL | m_DCLK_POL;
val = v_DSP_OUT_FORMAT(face) | v_HSYNC_POL(screen->pin_hsync) |
v_VSYNC_POL(screen->pin_vsync) | v_DEN_POL(screen->pin_den) |
v_DCLK_POL(screen->pin_dclk);
val = v_DSP_OUT_FORMAT(face) |
v_HSYNC_POL(screen->pin_hsync) |
v_VSYNC_POL(screen->pin_vsync) |
v_DEN_POL(screen->pin_den) |
v_DCLK_POL(screen->pin_dclk);
lcdc_msk_reg(lcdc_dev, DSP_CTRL0, mask, val);
mask = m_BG_COLOR | m_DSP_BG_SWAP | m_DSP_RB_SWAP |
@@ -483,12 +533,12 @@ static int rk3036_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
m_DSP_DUMMY_SWAP | m_BLANK_EN;
val = v_BG_COLOR(0x000000) | v_DSP_BG_SWAP(screen->swap_gb) |
v_DSP_RB_SWAP(screen->swap_rb) | v_DSP_RG_SWAP(screen->
swap_rg) |
v_DSP_DELTA_SWAP(screen->
swap_delta) | v_DSP_DUMMY_SWAP(screen->
swap_dumy) |
v_BLANK_EN(0) | v_BLACK_EN(0);
v_DSP_RB_SWAP(screen->swap_rb) |
v_DSP_RG_SWAP(screen->swap_rg) |
v_DSP_DELTA_SWAP(screen->swap_delta) |
v_DSP_DUMMY_SWAP(screen->swap_dumy) |
v_BLANK_EN(0) |
v_BLACK_EN(0);
lcdc_msk_reg(lcdc_dev, DSP_CTRL1, mask, val);
val =
v_HSYNC(screen->mode.hsync_len) | v_HORPRD(screen->mode.
@@ -503,38 +553,70 @@ static int rk3036_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
if (screen->mode.vmode == FB_VMODE_INTERLACED) {
/*First Field Timing*/
lcdc_writel(lcdc_dev, DSP_VTOTAL_VS_END, v_VSYNC(screen->mode.vsync_len) |
v_VERPRD(2 * (screen->mode.vsync_len + upper_margin + lower_margin) + y_res + 1));
lcdc_writel(lcdc_dev, DSP_VACT_ST_END, v_VAEP(screen->mode.vsync_len + upper_margin + y_res/2)|
v_VASP(screen->mode.vsync_len + upper_margin));
lcdc_writel(lcdc_dev, DSP_VTOTAL_VS_END,
v_VSYNC(screen->mode.vsync_len) |
v_VERPRD(2 * (screen->mode.vsync_len +
upper_margin + lower_margin)
+ y_res + 1));
lcdc_writel(lcdc_dev, DSP_VACT_ST_END,
v_VAEP(screen->mode.vsync_len +
upper_margin + y_res/2) |
v_VASP(screen->mode.vsync_len +
upper_margin));
/*Second Field Timing*/
lcdc_writel(lcdc_dev, DSP_VS_ST_END_F1, v_VSYNC_ST_F1(screen->mode.vsync_len + upper_margin + y_res/2 + lower_margin) |
v_VSYNC_END_F1(2 * screen->mode.vsync_len + upper_margin + y_res/2 + lower_margin));
lcdc_writel(lcdc_dev, DSP_VACT_ST_END_F1, v_VAEP(2 * (screen->mode.vsync_len + upper_margin) + y_res + lower_margin + 1)|
v_VASP(2 * (screen->mode.vsync_len + upper_margin) + y_res/2 + lower_margin + 1));
lcdc_writel(lcdc_dev, DSP_VS_ST_END_F1,
v_VSYNC_ST_F1(screen->mode.vsync_len +
upper_margin + y_res/2 +
lower_margin) |
v_VSYNC_END_F1(2 * screen->mode.vsync_len
+ upper_margin + y_res/2 +
lower_margin));
lcdc_writel(lcdc_dev, DSP_VACT_ST_END_F1,
v_VAEP(2 * (screen->mode.vsync_len +
upper_margin) + y_res +
lower_margin + 1) |
v_VASP(2 * (screen->mode.vsync_len +
upper_margin) + y_res/2 +
lower_margin + 1));
lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_INTERLACE_DSP_EN | m_WIN1_DIFF_DCLK_EN | m_WIN0_YRGB_DEFLICK_EN | m_WIN0_CBR_DEFLICK_EN,
v_INTERLACE_DSP_EN(1) | v_WIN1_DIFF_DCLK_EN(1) | v_WIN0_YRGB_DEFLICK_EN(1) | v_WIN0_CBR_DEFLICK_EN(1));
lcdc_msk_reg(lcdc_dev, DSP_CTRL0,
m_INTERLACE_DSP_EN |
m_WIN1_DIFF_DCLK_EN |
m_WIN0_YRGB_DEFLICK_EN |
m_WIN0_CBR_DEFLICK_EN,
v_INTERLACE_DSP_EN(1) |
v_WIN1_DIFF_DCLK_EN(1) |
v_WIN0_YRGB_DEFLICK_EN(1) |
v_WIN0_CBR_DEFLICK_EN(1));
} else {
val = v_VSYNC(screen->mode.vsync_len) |
v_VERPRD(screen->mode.vsync_len + upper_margin +
y_res + lower_margin);
lcdc_writel(lcdc_dev, DSP_VTOTAL_VS_END, val);
val = v_VAEP(screen->mode.vsync_len + upper_margin + y_res) |
v_VASP(screen->mode.vsync_len + screen->mode.upper_margin);
val = v_VAEP(screen->mode.vsync_len +
upper_margin + y_res) |
v_VASP(screen->mode.vsync_len +
screen->mode.upper_margin);
lcdc_writel(lcdc_dev, DSP_VACT_ST_END, val);
lcdc_msk_reg(lcdc_dev, DSP_CTRL0, m_INTERLACE_DSP_EN | m_WIN1_DIFF_DCLK_EN | m_WIN0_YRGB_DEFLICK_EN | m_WIN0_CBR_DEFLICK_EN,
v_INTERLACE_DSP_EN(0) | v_WIN1_DIFF_DCLK_EN(0) | v_WIN0_YRGB_DEFLICK_EN(0) | v_WIN0_CBR_DEFLICK_EN(0));
lcdc_msk_reg(lcdc_dev, DSP_CTRL0,
m_INTERLACE_DSP_EN |
m_WIN1_DIFF_DCLK_EN |
m_WIN0_YRGB_DEFLICK_EN |
m_WIN0_CBR_DEFLICK_EN,
v_INTERLACE_DSP_EN(0) |
v_WIN1_DIFF_DCLK_EN(0) |
v_WIN0_YRGB_DEFLICK_EN(0) |
v_WIN0_CBR_DEFLICK_EN(0));
}
}
spin_unlock(&lcdc_dev->reg_lock);
ret = clk_set_rate(lcdc_dev->dclk, screen->mode.pixclock);
if (ret)
dev_err(dev_drv->dev, "set lcdc%d dclk failed\n", lcdc_dev->id);
dev_err(dev_drv->dev,
"set lcdc%d dclk failed\n", lcdc_dev->id);
lcdc_dev->pixclock =
div_u64(1000000000000llu, clk_get_rate(lcdc_dev->dclk));
lcdc_dev->driver.pixclock = lcdc_dev->pixclock;
@@ -564,11 +646,16 @@ static int rk3036_lcdc_open(struct rk_lcdc_driver *dev_drv, int win_id,
#if defined(CONFIG_ROCKCHIP_IOMMU)
if (dev_drv->iommu_enabled) {
if (!dev_drv->mmu_dev) {
dev_drv->mmu_dev = rockchip_get_sysmmu_device_by_compatible(dev_drv->mmu_dts_name);
if (dev_drv->mmu_dev)
platform_set_sysmmu(dev_drv->mmu_dev, dev_drv->dev);
else {
dev_err(dev_drv->dev, "failed to get rockchip iommu device\n");
dev_drv->mmu_dev =
rockchip_get_sysmmu_device_by_compatible(
dev_drv->mmu_dts_name);
if (dev_drv->mmu_dev) {
platform_set_sysmmu(dev_drv->mmu_dev,
dev_drv->dev);
} else {
dev_err(dev_drv->dev,
"failed to get iommu device\n"
);
return -1;
}
}
@@ -586,9 +673,9 @@ static int rk3036_lcdc_open(struct rk_lcdc_driver *dev_drv, int win_id,
}
}
if (win_id < ARRAY_SIZE(lcdc_win)) {
if (win_id < ARRAY_SIZE(lcdc_win))
lcdc_layer_enable(lcdc_dev, win_id, open);
} else
else
dev_err(lcdc_dev->dev, "invalid win id:%d\n", win_id);
/*when all layer closed,disable clk */
@@ -597,10 +684,6 @@ static int rk3036_lcdc_open(struct rk_lcdc_driver *dev_drv, int win_id,
rk3036_lcdc_reg_update(dev_drv);
#if defined(CONFIG_ROCKCHIP_IOMMU)
if (dev_drv->iommu_enabled) {
/*
for (reg = MMU_DTE_ADDR; reg <= MMU_AUTO_GATING; reg +=4)
lcdc_readl(lcdc_dev, reg);
*/
if (dev_drv->mmu_dev)
iovmm_deactivate(dev_drv->dev);
}
@@ -634,12 +717,18 @@ static int rk3036_lcdc_set_par(struct rk_lcdc_driver *dev_drv, int win_id)
}
spin_lock(&lcdc_dev->reg_lock);
win->area[0].dsp_stx = win->area[0].xpos + screen->mode.left_margin + screen->mode.hsync_len;
win->area[0].dsp_stx = win->area[0].xpos +
screen->mode.left_margin +
screen->mode.hsync_len;
if (screen->mode.vmode == FB_VMODE_INTERLACED) {
win->area[0].ysize /= 2;
win->area[0].dsp_sty = win->area[0].ypos/2+screen->mode.upper_margin + screen->mode.vsync_len;
win->area[0].dsp_sty = win->area[0].ypos/2 +
screen->mode.upper_margin +
screen->mode.vsync_len;
} else {
win->area[0].dsp_sty = win->area[0].ypos + screen->mode.upper_margin + screen->mode.vsync_len;
win->area[0].dsp_sty = win->area[0].ypos +
screen->mode.upper_margin +
screen->mode.vsync_len;
}
win->scale_yrgb_x = calscale(win->area[0].xact, win->area[0].xsize);
win->scale_yrgb_y = calscale(win->area[0].yact, win->area[0].ysize);
@@ -667,34 +756,43 @@ static int rk3036_lcdc_set_par(struct rk_lcdc_driver *dev_drv, int win_id)
case YUV444:
if (win_id == 0) {
win->fmt_cfg = VOP_FORMAT_YCBCR444;
win->scale_cbcr_x = calscale(win->area[0].xact, win->area[0].xsize);
win->scale_cbcr_y = calscale(win->area[0].yact, win->area[0].ysize);
win->scale_cbcr_x = calscale(win->area[0].xact,
win->area[0].xsize);
win->scale_cbcr_y = calscale(win->area[0].yact,
win->area[0].ysize);
win->swap_rb = 0;
} else {
dev_err(lcdc_dev->driver.dev, "%s:un supported format!\n",
__func__);
dev_err(lcdc_dev->driver.dev,
"%s:un supported format!\n",
__func__);
}
break;
case YUV422:
if (win_id == 0) {
win->fmt_cfg = VOP_FORMAT_YCBCR422;
win->scale_cbcr_x = calscale((win->area[0].xact / 2), win->area[0].xsize);
win->scale_cbcr_y = calscale(win->area[0].yact, win->area[0].ysize);
win->scale_cbcr_x = calscale((win->area[0].xact / 2),
win->area[0].xsize);
win->scale_cbcr_y = calscale(win->area[0].yact,
win->area[0].ysize);
win->swap_rb = 0;
} else {
dev_err(lcdc_dev->driver.dev, "%s:un supported format!\n",
__func__);
dev_err(lcdc_dev->driver.dev,
"%s:un supported format!\n",
__func__);
}
break;
case YUV420:
if (win_id == 0) {
win->fmt_cfg = VOP_FORMAT_YCBCR420;
win->scale_cbcr_x = calscale(win->area[0].xact / 2, win->area[0].xsize);
win->scale_cbcr_y = calscale(win->area[0].yact / 2, win->area[0].ysize);
win->scale_cbcr_x = calscale(win->area[0].xact / 2,
win->area[0].xsize);
win->scale_cbcr_y = calscale(win->area[0].yact / 2,
win->area[0].ysize);
win->swap_rb = 0;
} else {
dev_err(lcdc_dev->driver.dev, "%s:un supported format!\n",
__func__);
dev_err(lcdc_dev->driver.dev,
"%s:un supported format!\n",
__func__);
}
break;
default:
@@ -704,11 +802,13 @@ static int rk3036_lcdc_set_par(struct rk_lcdc_driver *dev_drv, int win_id)
}
spin_unlock(&lcdc_dev->reg_lock);
DBG(1, "lcdc%d>>%s\n>>format:%s>>>xact:%d>>yact:%d>>xsize:%d>>ysize:%d\n"
DBG(1, "lcdc%d>>%s\n"
">>format:%s>>>xact:%d>>yact:%d>>xsize:%d>>ysize:%d\n"
">>xvir:%d>>yvir:%d>>xpos:%d>>ypos:%d>>\n", lcdc_dev->id,
__func__, get_format_string(win->format, fmt), win->area[0].xact,
win->area[0].yact, win->area[0].xsize, win->area[0].ysize, win->area[0].xvir,
win->area[0].yvir, win->area[0].xpos, win->area[0].ypos);
__func__, get_format_string(win->format, fmt),
win->area[0].xact, win->area[0].yact, win->area[0].xsize,
win->area[0].ysize, win->area[0].xvir, win->area[0].yvir,
win->area[0].xpos, win->area[0].ypos);
return 0;
}
@@ -733,11 +833,12 @@ static int rk3036_lcdc_pan_display(struct rk_lcdc_driver *dev_drv, int win_id)
return -EINVAL;
}
spin_lock(&lcdc_dev->reg_lock);
if (likely(lcdc_dev->clk_on)) {
win->area[0].y_addr = win->area[0].smem_start+win->area[0].y_offset;
win->area[0].uv_addr = win->area[0].cbr_start + win->area[0].c_offset;
win->area[0].y_addr = win->area[0].smem_start +
win->area[0].y_offset;
win->area[0].uv_addr = win->area[0].cbr_start +
win->area[0].c_offset;
if (win->area[0].y_addr)
lcdc_layer_update_regs(lcdc_dev, win);
/*lcdc_cfg_done(lcdc_dev);*/
@@ -747,13 +848,12 @@ static int rk3036_lcdc_pan_display(struct rk_lcdc_driver *dev_drv, int win_id)
DBG(2, "lcdc%d>>%s:y_addr:0x%x>>uv_addr:0x%x>>offset:%d\n",
lcdc_dev->id, __func__, win->area[0].y_addr,
win->area[0].uv_addr, win->area[0].y_offset);
/*this is the first frame of the system ,enable frame start interrupt*/
/* this is the first frame of the system,
enable frame start interrupt*/
if ((dev_drv->first_frame)) {
dev_drv->first_frame = 0;
rk3036_lcdc_enable_irq(dev_drv);
}
return 0;
}
@@ -793,6 +893,7 @@ static int rk3036_lcdc_get_win_id(struct rk_lcdc_driver *dev_drv,
const char *id)
{
int win_id = 0;
mutex_lock(&dev_drv->fb_win_id_mutex);
if (!strcmp(id, "fb0"))
win_id = dev_drv->fb0_win_id;
@@ -805,7 +906,8 @@ static int rk3036_lcdc_get_win_id(struct rk_lcdc_driver *dev_drv,
return win_id;
}
static int rk3036_lcdc_get_win_state(struct rk_lcdc_driver *dev_drv, int win_id)
static int rk3036_lcdc_get_win_state(struct rk_lcdc_driver *dev_drv,
int win_id)
{
return dev_drv->win[win_id]->state;
}
@@ -816,6 +918,7 @@ static int rk3036_lcdc_ovl_mgr(struct rk_lcdc_driver *dev_drv, int swap,
struct lcdc_device *lcdc_dev =
container_of(dev_drv, struct lcdc_device, driver);
int ovl;
spin_lock(&lcdc_dev->reg_lock);
if (lcdc_dev->clk_on) {
if (set) {
@@ -835,7 +938,6 @@ static int rk3036_lcdc_ovl_mgr(struct rk_lcdc_driver *dev_drv, int swap,
static int rk3036_lcdc_early_suspend(struct rk_lcdc_driver *dev_drv)
{
struct lcdc_device *lcdc_dev = container_of(dev_drv,
struct lcdc_device, driver);
if (dev_drv->suspend_flag)
@@ -858,10 +960,6 @@ static int rk3036_lcdc_early_suspend(struct rk_lcdc_driver *dev_drv)
lcdc_cfg_done(lcdc_dev);
#if defined(CONFIG_ROCKCHIP_IOMMU)
if (dev_drv->iommu_enabled) {
/*
for (reg = MMU_DTE_ADDR; reg <= MMU_AUTO_GATING; reg +=4)
lcdc_readl(lcdc_dev, reg);
*/
if (dev_drv->mmu_dev)
iovmm_deactivate(dev_drv->dev);
}
@@ -933,6 +1031,7 @@ static int rk3036_lcdc_cfg_done(struct rk_lcdc_driver *dev_drv)
{
struct lcdc_device *lcdc_dev = container_of(dev_drv,
struct lcdc_device, driver);
spin_lock(&lcdc_dev->reg_lock);
if (lcdc_dev->clk_on) {
lcdc_msk_reg(lcdc_dev, SYS_CTRL, m_LCDC_STANDBY,
@@ -951,9 +1050,9 @@ static int rk3036_lcdc_cfg_done(struct rk_lcdc_driver *dev_drv)
sin_hue = sin(a)*256;
cos_hue = cos(a)*256;
*/
static int rk3036_lcdc_get_bcsh_hue(struct rk_lcdc_driver *dev_drv, bcsh_hue_mode mode)
static int rk3036_lcdc_get_bcsh_hue(struct rk_lcdc_driver *dev_drv,
bcsh_hue_mode mode)
{
struct lcdc_device *lcdc_dev =
container_of(dev_drv, struct lcdc_device, driver);
u32 val;
@@ -979,9 +1078,9 @@ static int rk3036_lcdc_get_bcsh_hue(struct rk_lcdc_driver *dev_drv, bcsh_hue_mod
}
static int rk3036_lcdc_set_bcsh_hue(struct rk_lcdc_driver *dev_drv, int sin_hue, int cos_hue)
static int rk3036_lcdc_set_bcsh_hue(struct rk_lcdc_driver *dev_drv,
int sin_hue, int cos_hue)
{
struct lcdc_device *lcdc_dev =
container_of(dev_drv, struct lcdc_device, driver);
u32 mask, val;
@@ -998,7 +1097,8 @@ static int rk3036_lcdc_set_bcsh_hue(struct rk_lcdc_driver *dev_drv, int sin_hue,
return 0;
}
static int rk3036_lcdc_set_bcsh_bcs(struct rk_lcdc_driver *dev_drv, bcsh_bcs_mode mode, int value)
static int rk3036_lcdc_set_bcsh_bcs(struct rk_lcdc_driver *dev_drv,
bcsh_bcs_mode mode, int value)
{
struct lcdc_device *lcdc_dev =
container_of(dev_drv, struct lcdc_device, driver);
@@ -1036,7 +1136,8 @@ static int rk3036_lcdc_set_bcsh_bcs(struct rk_lcdc_driver *dev_drv, bcsh_bcs_mod
return val;
}
static int rk3036_lcdc_get_bcsh_bcs(struct rk_lcdc_driver *dev_drv, bcsh_bcs_mode mode)
static int rk3036_lcdc_get_bcsh_bcs(struct rk_lcdc_driver *dev_drv,
bcsh_bcs_mode mode)
{
struct lcdc_device *lcdc_dev =
container_of(dev_drv, struct lcdc_device, driver);
@@ -1118,6 +1219,7 @@ static int rk3036_lcdc_fps_mgr(struct rk_lcdc_driver *dev_drv, int fps,
int ret;
u32 pixclock;
u32 x_total, y_total;
if (set) {
ft = div_u64(1000000000000llu, fps);
x_total =
@@ -1132,7 +1234,8 @@ static int rk3036_lcdc_fps_mgr(struct rk_lcdc_driver *dev_drv, int fps,
}
pixclock = div_u64(1000000000000llu, clk_get_rate(lcdc_dev->dclk));
dev_drv->pixclock = lcdc_dev->pixclock = pixclock;
lcdc_dev->pixclock = pixclock;
dev_drv->pixclock = pixclock;
fps = rk_fb_calc_fps(lcdc_dev->screen, pixclock);
screen->ft = 1000 / fps; /*one frame time in ms */
@@ -1156,8 +1259,9 @@ static int rk3036_lcdc_poll_vblank(struct rk_lcdc_driver *dev_drv)
lcdc_msk_reg(lcdc_dev, INT_STATUS, m_LF_INT_CLEAR,
v_LF_INT_CLEAR(1));
ret = RK_LF_STATUS_FC;
} else
} else {
ret = RK_LF_STATUS_FR;
}
} else {
ret = RK_LF_STATUS_NC;
}
@@ -1165,7 +1269,8 @@ static int rk3036_lcdc_poll_vblank(struct rk_lcdc_driver *dev_drv)
return ret;
}
static int rk3036_lcdc_get_dsp_addr(struct rk_lcdc_driver *dev_drv, unsigned int *dsp_addr)
static int rk3036_lcdc_get_dsp_addr(struct rk_lcdc_driver *dev_drv,
unsigned int *dsp_addr)
{
struct lcdc_device *lcdc_dev =
container_of(dev_drv, struct lcdc_device, driver);
@@ -1191,12 +1296,18 @@ static ssize_t rk3036_lcdc_get_disp_info(struct rk_lcdc_driver *dev_drv,
return 0;
}
size = snprintf(buf, PAGE_SIZE, "win%d: %s\n", win_id, get_format_string(win->format, fmt));
size += snprintf(buf + size, PAGE_SIZE - size, " xact %d yact %d xvir %d yvir %d\n",
win->area[0].xact, win->area[0].yact, win->area[0].xvir, win->area[0].yvir);
size += snprintf(buf + size, PAGE_SIZE - size, " xpos %d ypos %d xsize %d ysize %d\n",
win->area[0].xpos, win->area[0].ypos, win->area[0].xsize, win->area[0].ysize);
size += snprintf(buf + size, PAGE_SIZE - size, " yaddr 0x%x uvaddr 0x%x\n",
size = snprintf(buf, PAGE_SIZE, "win%d: %s\n", win_id,
get_format_string(win->format, fmt));
size += snprintf(buf + size, PAGE_SIZE - size,
" xact %d yact %d xvir %d yvir %d\n",
win->area[0].xact, win->area[0].yact,
win->area[0].xvir, win->area[0].yvir);
size += snprintf(buf + size, PAGE_SIZE - size,
" xpos %d ypos %d xsize %d ysize %d\n",
win->area[0].xpos, win->area[0].ypos,
win->area[0].xsize, win->area[0].ysize);
size += snprintf(buf + size, PAGE_SIZE - size,
" yaddr 0x%x uvaddr 0x%x\n",
win->area[0].y_addr, win->area[0].uv_addr);
return size;
}
@@ -1210,19 +1321,20 @@ static int rk3036_lcdc_reg_dump(struct rk_lcdc_driver *dev_drv)
int *regsbak = (int *)lcdc_dev->regsbak;
int i, j;
printk("back up reg:\n");
dev_info(dev_drv->dev, "back up reg:\n");
for (i = 0; i <= (0xDC >> 4); i++) {
for (j = 0; j < 4; j++)
printk(KERN_DEBUG "%08x ", *(regsbak + i * 4 + j));
printk("\n");
dev_info(dev_drv->dev, "%08x ",
*(regsbak + i * 4 + j));
dev_info(dev_drv->dev, "\n");
}
printk("lcdc reg:\n");
dev_info(dev_drv->dev, "lcdc reg:\n");
for (i = 0; i <= (0xDC >> 4); i++) {
for (j = 0; j < 4; j++)
printk(KERN_DEBUG "%08x ",
readl_relaxed(cbase + i * 4 + j));
printk(KERN_DEBUG "\n");
dev_info(dev_drv->dev, "%08x ",
readl_relaxed(cbase + i * 4 + j));
dev_info(dev_drv->dev, "\n");
}
return 0;
}
@@ -1313,7 +1425,8 @@ static int rk3036_lcdc_probe(struct platform_device *pdev)
}
ret = devm_request_irq(dev, lcdc_dev->irq, rk3036_lcdc_isr,
IRQF_DISABLED | IRQF_SHARED, dev_name(dev), lcdc_dev);
IRQF_DISABLED | IRQF_SHARED,
dev_name(dev), lcdc_dev);
if (ret) {
dev_err(&pdev->dev, "cannot requeset irq %d - err %d\n",
lcdc_dev->irq, ret);
@@ -1331,13 +1444,14 @@ static int rk3036_lcdc_probe(struct platform_device *pdev)
lcdc_dev->screen = dev_drv->screen0;
dev_info(dev, "lcdc probe ok, iommu %s\n",
dev_drv->iommu_enabled ? "enabled" : "disabled");
dev_drv->iommu_enabled ? "enabled" : "disabled");
return 0;
}
#if defined(CONFIG_PM)
static int rk3036_lcdc_suspend(struct platform_device *pdev, pm_message_t state)
static int rk3036_lcdc_suspend(struct platform_device *pdev,
pm_message_t state)
{
return 0;
}