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提交 b7795052 编写于 作者: T Timur Tabi 提交者： Florian Tobias Schandinat
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drivers/video: fsl-diu-fb: rename "machine_data" to "data" 

"machine_data" is too long and clunky, and the "machine" part doesn't make
much sense, anyway.
Signed-off-by: NTimur Tabi <timur@freescale.com>
Signed-off-by: NFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>
上级 ff8c9107
隐藏空白更改
内联 并排
Showing with 116 addition and 120 deletion
drivers/video/fsl-diu-fb.c
浏览文件 @ b7795052
......@@ -509,8 +509,8 @@ static void fsl_diu_enable_panel(struct fb_info *info)
{
struct mfb_info *pmfbi, *cmfbi, *mfbi = info->par;
struct diu_ad *ad = mfbi->ad;
struct fsl_diu_data *machine_data = mfbi->parent;
struct diu __iomem *hw = machine_data->diu_reg;
struct fsl_diu_data *data = mfbi->parent;
struct diu __iomem *hw = data->diu_reg;
switch (mfbi->index) {
case PLANE0:
......@@ -518,7 +518,7 @@ static void fsl_diu_enable_panel(struct fb_info *info)
wr_reg_wa(&hw->desc[0], ad->paddr);
break;
case PLANE1_AOI0:
cmfbi = &machine_data->mfb[2];
cmfbi = &data->mfb[2];
if (hw->desc[1] != ad->paddr) { /* AOI0 closed */
if (cmfbi->count > 0) /* AOI1 open */
ad->next_ad =
......@@ -529,7 +529,7 @@ static void fsl_diu_enable_panel(struct fb_info *info)
}
break;
case PLANE2_AOI0:
cmfbi = &machine_data->mfb[4];
cmfbi = &data->mfb[4];
if (hw->desc[2] != ad->paddr) { /* AOI0 closed */
if (cmfbi->count > 0) /* AOI1 open */
ad->next_ad =
......@@ -540,17 +540,17 @@ static void fsl_diu_enable_panel(struct fb_info *info)
}
break;
case PLANE1_AOI1:
pmfbi = &machine_data->mfb[1];
pmfbi = &data->mfb[1];
ad->next_ad = 0;
if (hw->desc[1] == machine_data->dummy_ad.paddr)
if (hw->desc[1] == data->dummy_ad.paddr)
wr_reg_wa(&hw->desc[1], ad->paddr);
else /* AOI0 open */
pmfbi->ad->next_ad = cpu_to_le32(ad->paddr);
break;
case PLANE2_AOI1:
pmfbi = &machine_data->mfb[3];
pmfbi = &data->mfb[3];
ad->next_ad = 0;
if (hw->desc[2] == machine_data->dummy_ad.paddr)
if (hw->desc[2] == data->dummy_ad.paddr)
wr_reg_wa(&hw->desc[2], ad->paddr);
else /* AOI0 was open */
pmfbi->ad->next_ad = cpu_to_le32(ad->paddr);
......@@ -562,52 +562,52 @@ static void fsl_diu_disable_panel(struct fb_info *info)
{
struct mfb_info *pmfbi, *cmfbi, *mfbi = info->par;
struct diu_ad *ad = mfbi->ad;
struct fsl_diu_data *machine_data = mfbi->parent;
struct diu __iomem *hw = machine_data->diu_reg;
struct fsl_diu_data *data = mfbi->parent;
struct diu __iomem *hw = data->diu_reg;
switch (mfbi->index) {
case PLANE0:
if (hw->desc[0] != machine_data->dummy_ad.paddr)
wr_reg_wa(&hw->desc[0], machine_data->dummy_ad.paddr);
if (hw->desc[0] != data->dummy_ad.paddr)
wr_reg_wa(&hw->desc[0], data->dummy_ad.paddr);
break;
case PLANE1_AOI0:
cmfbi = &machine_data->mfb[2];
cmfbi = &data->mfb[2];
if (cmfbi->count > 0) /* AOI1 is open */
wr_reg_wa(&hw->desc[1], cmfbi->ad->paddr);
/* move AOI1 to the first */
else /* AOI1 was closed */
wr_reg_wa(&hw->desc[1], machine_data->dummy_ad.paddr);
wr_reg_wa(&hw->desc[1], data->dummy_ad.paddr);
/* close AOI 0 */
break;
case PLANE2_AOI0:
cmfbi = &machine_data->mfb[4];
cmfbi = &data->mfb[4];
if (cmfbi->count > 0) /* AOI1 is open */
wr_reg_wa(&hw->desc[2], cmfbi->ad->paddr);
/* move AOI1 to the first */
else /* AOI1 was closed */
wr_reg_wa(&hw->desc[2], machine_data->dummy_ad.paddr);
wr_reg_wa(&hw->desc[2], data->dummy_ad.paddr);
/* close AOI 0 */
break;
case PLANE1_AOI1:
pmfbi = &machine_data->mfb[1];
pmfbi = &data->mfb[1];
if (hw->desc[1] != ad->paddr) {
/* AOI1 is not the first in the chain */
if (pmfbi->count > 0)
/* AOI0 is open, must be the first */
pmfbi->ad->next_ad = 0;
} else /* AOI1 is the first in the chain */
wr_reg_wa(&hw->desc[1], machine_data->dummy_ad.paddr);
wr_reg_wa(&hw->desc[1], data->dummy_ad.paddr);
/* close AOI 1 */
break;
case PLANE2_AOI1:
pmfbi = &machine_data->mfb[3];
pmfbi = &data->mfb[3];
if (hw->desc[2] != ad->paddr) {
/* AOI1 is not the first in the chain */
if (pmfbi->count > 0)
/* AOI0 is open, must be the first */
pmfbi->ad->next_ad = 0;
} else /* AOI1 is the first in the chain */
wr_reg_wa(&hw->desc[2], machine_data->dummy_ad.paddr);
wr_reg_wa(&hw->desc[2], data->dummy_ad.paddr);
/* close AOI 1 */
break;
}
......@@ -616,24 +616,24 @@ static void fsl_diu_disable_panel(struct fb_info *info)
static void enable_lcdc(struct fb_info *info)
{
struct mfb_info *mfbi = info->par;
struct fsl_diu_data *machine_data = mfbi->parent;
struct diu __iomem *hw = machine_data->diu_reg;
struct fsl_diu_data *data = mfbi->parent;
struct diu __iomem *hw = data->diu_reg;
if (!machine_data->fb_enabled) {
if (!data->fb_enabled) {
out_be32(&hw->diu_mode, MFB_MODE1);
machine_data->fb_enabled++;
data->fb_enabled++;
}
}
static void disable_lcdc(struct fb_info *info)
{
struct mfb_info *mfbi = info->par;
struct fsl_diu_data *machine_data = mfbi->parent;
struct diu __iomem *hw = machine_data->diu_reg;
struct fsl_diu_data *data = mfbi->parent;
struct diu __iomem *hw = data->diu_reg;
if (machine_data->fb_enabled) {
if (data->fb_enabled) {
out_be32(&hw->diu_mode, 0);
machine_data->fb_enabled = 0;
data->fb_enabled = 0;
}
}
......@@ -641,14 +641,14 @@ static void adjust_aoi_size_position(struct fb_var_screeninfo *var,
struct fb_info *info)
{
struct mfb_info *lower_aoi_mfbi, *upper_aoi_mfbi, *mfbi = info->par;
struct fsl_diu_data *machine_data = mfbi->parent;
struct fsl_diu_data *data = mfbi->parent;
int available_height, upper_aoi_bottom;
enum mfb_index index = mfbi->index;
int lower_aoi_is_open, upper_aoi_is_open;
__u32 base_plane_width, base_plane_height, upper_aoi_height;
base_plane_width = machine_data->fsl_diu_info[0].var.xres;
base_plane_height = machine_data->fsl_diu_info[0].var.yres;
base_plane_width = data->fsl_diu_info[0].var.xres;
base_plane_height = data->fsl_diu_info[0].var.yres;
if (mfbi->x_aoi_d < 0)
mfbi->x_aoi_d = 0;
......@@ -663,7 +663,7 @@ static void adjust_aoi_size_position(struct fb_var_screeninfo *var,
break;
case PLANE1_AOI0:
case PLANE2_AOI0:
lower_aoi_mfbi = machine_data->fsl_diu_info[index+1].par;
lower_aoi_mfbi = data->fsl_diu_info[index+1].par;
lower_aoi_is_open = lower_aoi_mfbi->count > 0 ? 1 : 0;
if (var->xres > base_plane_width)
var->xres = base_plane_width;
......@@ -681,9 +681,8 @@ static void adjust_aoi_size_position(struct fb_var_screeninfo *var,
break;
case PLANE1_AOI1:
case PLANE2_AOI1:
upper_aoi_mfbi = machine_data->fsl_diu_info[index-1].par;
upper_aoi_height =
machine_data->fsl_diu_info[index-1].var.yres;
upper_aoi_mfbi = data->fsl_diu_info[index-1].par;
upper_aoi_height = data->fsl_diu_info[index-1].var.yres;
upper_aoi_bottom = upper_aoi_mfbi->y_aoi_d + upper_aoi_height;
upper_aoi_is_open = upper_aoi_mfbi->count > 0 ? 1 : 0;
if (var->xres > base_plane_width)
......@@ -823,17 +822,17 @@ static void update_lcdc(struct fb_info *info)
{
struct fb_var_screeninfo *var = &info->var;
struct mfb_info *mfbi = info->par;
struct fsl_diu_data *machine_data = mfbi->parent;
struct fsl_diu_data *data = mfbi->parent;
struct diu __iomem *hw;
int i, j;
u8 *gamma_table_base;
u32 temp;
hw = machine_data->diu_reg;
hw = data->diu_reg;
diu_ops.set_monitor_port(machine_data->monitor_port);
gamma_table_base = machine_data->gamma;
diu_ops.set_monitor_port(data->monitor_port);
gamma_table_base = data->gamma;
/* Prep for DIU init - gamma table, cursor table */
......@@ -841,15 +840,14 @@ static void update_lcdc(struct fb_info *info)
for (j = 0; j <= 255; j++)
*gamma_table_base++ = j;
diu_ops.set_gamma_table(machine_data->monitor_port,
machine_data->gamma);
diu_ops.set_gamma_table(data->monitor_port, data->gamma);
disable_lcdc(info);
/* Program DIU registers */
out_be32(&hw->gamma, DMA_ADDR(machine_data, gamma));
out_be32(&hw->cursor, DMA_ADDR(machine_data, cursor));
out_be32(&hw->gamma, DMA_ADDR(data, gamma));
out_be32(&hw->cursor, DMA_ADDR(data, cursor));
out_be32(&hw->bgnd, 0x007F7F7F); /* BGND */
out_be32(&hw->bgnd_wb, 0); /* BGND_WB */
......@@ -940,11 +938,11 @@ static int fsl_diu_set_par(struct fb_info *info)
unsigned long len;
struct fb_var_screeninfo *var = &info->var;
struct mfb_info *mfbi = info->par;
struct fsl_diu_data *machine_data = mfbi->parent;
struct fsl_diu_data *data = mfbi->parent;
struct diu_ad *ad = mfbi->ad;
struct diu __iomem *hw;
hw = machine_data->diu_reg;
hw = data->diu_reg;
set_fix(info);
mfbi->cursor_reset = 1;
......@@ -962,7 +960,7 @@ static int fsl_diu_set_par(struct fb_info *info)
}
}
ad->pix_fmt = diu_ops.get_pixel_format(machine_data->monitor_port,
ad->pix_fmt = diu_ops.get_pixel_format(data->monitor_port,
var->bits_per_pixel);
ad->addr = cpu_to_le32(info->fix.smem_start);
ad->src_size_g_alpha = cpu_to_le32((var->yres_virtual << 12) |
......@@ -1373,16 +1371,16 @@ static irqreturn_t fsl_diu_isr(int irq, void *dev_id)
return IRQ_NONE;
}
static int request_irq_local(struct fsl_diu_data *machine_data)
static int request_irq_local(struct fsl_diu_data *data)
{
struct diu __iomem *hw = machine_data->diu_reg;
struct diu __iomem *hw = data->diu_reg;
u32 ints;
int ret;
/* Read to clear the status */
in_be32(&hw->int_status);
ret = request_irq(machine_data->irq, fsl_diu_isr, 0, "fsl-diu-fb", hw);
ret = request_irq(data->irq, fsl_diu_isr, 0, "fsl-diu-fb", hw);
if (!ret) {
ints = INT_PARERR | INT_LS_BF_VS;
#if !defined(CONFIG_NOT_COHERENT_CACHE)
......@@ -1397,14 +1395,14 @@ static int request_irq_local(struct fsl_diu_data *machine_data)
return ret;
}
static void free_irq_local(struct fsl_diu_data *machine_data)
static void free_irq_local(struct fsl_diu_data *data)
{
struct diu __iomem *hw = machine_data->diu_reg;
struct diu __iomem *hw = data->diu_reg;
/* Disable all LCDC interrupt */
out_be32(&hw->int_mask, 0x1f);
free_irq(machine_data->irq, NULL);
free_irq(data->irq, NULL);
}
#ifdef CONFIG_PM
......@@ -1414,20 +1412,20 @@ static void free_irq_local(struct fsl_diu_data *machine_data)
*/
static int fsl_diu_suspend(struct platform_device *ofdev, pm_message_t state)
{
struct fsl_diu_data *machine_data;
struct fsl_diu_data *data;
machine_data = dev_get_drvdata(&ofdev->dev);
disable_lcdc(machine_data->fsl_diu_info[0]);
data = dev_get_drvdata(&ofdev->dev);
disable_lcdc(data->fsl_diu_info[0]);
return 0;
}
static int fsl_diu_resume(struct platform_device *ofdev)
{
struct fsl_diu_data *machine_data;
struct fsl_diu_data *data;
machine_data = dev_get_drvdata(&ofdev->dev);
enable_lcdc(machine_data->fsl_diu_info[0]);
data = dev_get_drvdata(&ofdev->dev);
enable_lcdc(data->fsl_diu_info[0]);
return 0;
}
......@@ -1441,20 +1439,20 @@ static ssize_t store_monitor(struct device *device,
struct device_attribute *attr, const char *buf, size_t count)
{
enum fsl_diu_monitor_port old_monitor_port;
struct fsl_diu_data *machine_data =
struct fsl_diu_data *data =
container_of(attr, struct fsl_diu_data, dev_attr);
old_monitor_port = machine_data->monitor_port;
machine_data->monitor_port = fsl_diu_name_to_port(buf);
old_monitor_port = data->monitor_port;
data->monitor_port = fsl_diu_name_to_port(buf);
if (old_monitor_port != machine_data->monitor_port) {
if (old_monitor_port != data->monitor_port) {
/* All AOIs need adjust pixel format
* fsl_diu_set_par only change the pixsel format here
* unlikely to fail. */
unsigned int i;
for (i=0; i < NUM_AOIS; i++)
fsl_diu_set_par(&machine_data->fsl_diu_info[i]);
fsl_diu_set_par(&data->fsl_diu_info[i]);
}
return count;
}
......@@ -1462,10 +1460,10 @@ static ssize_t store_monitor(struct device *device,
static ssize_t show_monitor(struct device *device,
struct device_attribute *attr, char *buf)
{
struct fsl_diu_data *machine_data =
struct fsl_diu_data *data =
container_of(attr, struct fsl_diu_data, dev_attr);
switch (machine_data->monitor_port) {
switch (data->monitor_port) {
case FSL_DIU_PORT_DVI:
return sprintf(buf, "DVI\n");
case FSL_DIU_PORT_LVDS:
......@@ -1481,17 +1479,17 @@ static int __devinit fsl_diu_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct mfb_info *mfbi;
struct fsl_diu_data *machine_data;
struct fsl_diu_data *data;
int diu_mode;
dma_addr_t dma_addr; /* DMA addr of machine_data struct */
dma_addr_t dma_addr; /* DMA addr of fsl_diu_data struct */
unsigned int i;
int ret;
machine_data = dma_alloc_coherent(&pdev->dev,
sizeof(struct fsl_diu_data), &dma_addr, GFP_DMA | __GFP_ZERO);
if (!machine_data)
data = dma_alloc_coherent(&pdev->dev, sizeof(struct fsl_diu_data),
&dma_addr, GFP_DMA | __GFP_ZERO);
if (!data)
return -ENOMEM;
machine_data->dma_addr = dma_addr;
data->dma_addr = dma_addr;
/*
* dma_alloc_coherent() uses a page allocator, so the address is
......@@ -1500,33 +1498,33 @@ static int __devinit fsl_diu_probe(struct platform_device *pdev)
* need to catch that. It's not worth the effort to handle unaligned
* alloctions now because it's highly unlikely to ever be a problem.
*/
if ((unsigned long)machine_data & 31) {
if ((unsigned long)data & 31) {
dev_err(&pdev->dev, "misaligned allocation");
ret = -ENOMEM;
goto error;
}
spin_lock_init(&machine_data->reg_lock);
spin_lock_init(&data->reg_lock);
for (i = 0; i < NUM_AOIS; i++) {
struct fb_info *info = &machine_data->fsl_diu_info[i];
struct fb_info *info = &data->fsl_diu_info[i];
info->device = &pdev->dev;
info->par = &machine_data->mfb[i];
info->par = &data->mfb[i];
/*
* We store the physical address of the AD in the reserved
* 'paddr' field of the AD itself.
*/
machine_data->ad[i].paddr = DMA_ADDR(machine_data, ad[i]);
data->ad[i].paddr = DMA_ADDR(data, ad[i]);
info->fix.smem_start = 0;
/* Initialize the AOI data structure */
mfbi = info->par;
memcpy(mfbi, &mfb_template[i], sizeof(struct mfb_info));
mfbi->parent = machine_data;
mfbi->ad = &machine_data->ad[i];
mfbi->parent = data;
mfbi->ad = &data->ad[i];
if (mfbi->index == PLANE0) {
const u8 *prop;
......@@ -1540,104 +1538,102 @@ static int __devinit fsl_diu_probe(struct platform_device *pdev)
}
}
machine_data->diu_reg = of_iomap(np, 0);
if (!machine_data->diu_reg) {
data->diu_reg = of_iomap(np, 0);
if (!data->diu_reg) {
dev_err(&pdev->dev, "cannot map DIU registers\n");
ret = -EFAULT;
goto error;
}
diu_mode = in_be32(&machine_data->diu_reg->diu_mode);
diu_mode = in_be32(&data->diu_reg->diu_mode);
if (diu_mode == MFB_MODE0)
out_be32(&machine_data->diu_reg->diu_mode, 0); /* disable DIU */
out_be32(&data->diu_reg->diu_mode, 0); /* disable DIU */
/* Get the IRQ of the DIU */
machine_data->irq = irq_of_parse_and_map(np, 0);
data->irq = irq_of_parse_and_map(np, 0);
if (!machine_data->irq) {
if (!data->irq) {
dev_err(&pdev->dev, "could not get DIU IRQ\n");
ret = -EINVAL;
goto error;
}
machine_data->monitor_port = monitor_port;
data->monitor_port = monitor_port;
/* Initialize the dummy Area Descriptor */
machine_data->dummy_ad.addr =
cpu_to_le32(DMA_ADDR(machine_data, dummy_aoi));
machine_data->dummy_ad.pix_fmt = 0x88882317;
machine_data->dummy_ad.src_size_g_alpha = cpu_to_le32((4 << 12) | 4);
machine_data->dummy_ad.aoi_size = cpu_to_le32((4 << 16) | 2);
machine_data->dummy_ad.offset_xyi = 0;
machine_data->dummy_ad.offset_xyd = 0;
machine_data->dummy_ad.next_ad = 0;
machine_data->dummy_ad.paddr = DMA_ADDR(machine_data, dummy_ad);
data->dummy_ad.addr = cpu_to_le32(DMA_ADDR(data, dummy_aoi));
data->dummy_ad.pix_fmt = 0x88882317;
data->dummy_ad.src_size_g_alpha = cpu_to_le32((4 << 12) | 4);
data->dummy_ad.aoi_size = cpu_to_le32((4 << 16) | 2);
data->dummy_ad.offset_xyi = 0;
data->dummy_ad.offset_xyd = 0;
data->dummy_ad.next_ad = 0;
data->dummy_ad.paddr = DMA_ADDR(data, dummy_ad);
/*
* Let DIU display splash screen if it was pre-initialized
* by the bootloader, set dummy area descriptor otherwise.
*/
if (diu_mode == MFB_MODE0)
out_be32(&machine_data->diu_reg->desc[0],
machine_data->dummy_ad.paddr);
out_be32(&data->diu_reg->desc[0], data->dummy_ad.paddr);
out_be32(&machine_data->diu_reg->desc[1], machine_data->dummy_ad.paddr);
out_be32(&machine_data->diu_reg->desc[2], machine_data->dummy_ad.paddr);
out_be32(&data->diu_reg->desc[1], data->dummy_ad.paddr);
out_be32(&data->diu_reg->desc[2], data->dummy_ad.paddr);
for (i = 0; i < NUM_AOIS; i++) {
ret = install_fb(&machine_data->fsl_diu_info[i]);
ret = install_fb(&data->fsl_diu_info[i]);
if (ret) {
dev_err(&pdev->dev, "could not register fb %d\n", i);
goto error;
}
}
if (request_irq_local(machine_data)) {
if (request_irq_local(data)) {
dev_err(&pdev->dev, "could not claim irq\n");
goto error;
}
sysfs_attr_init(&machine_data->dev_attr.attr);
machine_data->dev_attr.attr.name = "monitor";
machine_data->dev_attr.attr.mode = S_IRUGO|S_IWUSR;
machine_data->dev_attr.show = show_monitor;
machine_data->dev_attr.store = store_monitor;
ret = device_create_file(&pdev->dev, &machine_data->dev_attr);
sysfs_attr_init(&data->dev_attr.attr);
data->dev_attr.attr.name = "monitor";
data->dev_attr.attr.mode = S_IRUGO|S_IWUSR;
data->dev_attr.show = show_monitor;
data->dev_attr.store = store_monitor;
ret = device_create_file(&pdev->dev, &data->dev_attr);
if (ret) {
dev_err(&pdev->dev, "could not create sysfs file %s\n",
machine_data->dev_attr.attr.name);
data->dev_attr.attr.name);
}
dev_set_drvdata(&pdev->dev, machine_data);
dev_set_drvdata(&pdev->dev, data);
return 0;
error:
for (i = 0; i < NUM_AOIS; i++)
uninstall_fb(&machine_data->fsl_diu_info[i]);
uninstall_fb(&data->fsl_diu_info[i]);
iounmap(machine_data->diu_reg);
iounmap(data->diu_reg);
dma_free_coherent(&pdev->dev, sizeof(struct fsl_diu_data),
machine_data, machine_data->dma_addr);
dma_free_coherent(&pdev->dev, sizeof(struct fsl_diu_data), data,
data->dma_addr);
return ret;
}
static int fsl_diu_remove(struct platform_device *pdev)
{
struct fsl_diu_data *machine_data;
struct fsl_diu_data *data;
int i;
machine_data = dev_get_drvdata(&pdev->dev);
disable_lcdc(&machine_data->fsl_diu_info[0]);
free_irq_local(machine_data);
data = dev_get_drvdata(&pdev->dev);
disable_lcdc(&data->fsl_diu_info[0]);
free_irq_local(data);
for (i = 0; i < NUM_AOIS; i++)
uninstall_fb(&machine_data->fsl_diu_info[i]);
uninstall_fb(&data->fsl_diu_info[i]);
iounmap(machine_data->diu_reg);
iounmap(data->diu_reg);
dma_free_coherent(&pdev->dev, sizeof(struct fsl_diu_data),
machine_data, machine_data->dma_addr);
dma_free_coherent(&pdev->dev, sizeof(struct fsl_diu_data), data,
data->dma_addr);
return 0;
}
......
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