@@ -47,8 +47,8 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbi = dbidev;
u8 addr_mode;
int ret, idx;
@@ -57,7 +57,7 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
DRM_DEBUG_KMS("\n");
- ret = mipi_dbi_poweron_conditional_reset(mipi);
+ ret = mipi_dbi_poweron_conditional_reset(dbidev);
if (ret < 0)
goto out_exit;
if (ret == 1)
@@ -159,7 +159,7 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
usleep_range(5000, 7000);
out_enable:
- switch (mipi->rotation) {
+ switch (dbidev->rotation) {
default:
addr_mode = HX8357D_MADCTL_MX | HX8357D_MADCTL_MY;
break;
@@ -174,7 +174,7 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
break;
}
mipi_dbi_command(dbi, MIPI_DCS_SET_ADDRESS_MODE, addr_mode);
- mipi_dbi_enable_flush(mipi, crtc_state, plane_state);
+ mipi_dbi_enable_flush(dbidev, crtc_state, plane_state);
out_exit:
drm_dev_exit(idx);
}
@@ -220,20 +220,20 @@ MODULE_DEVICE_TABLE(spi, hx8357d_id);
static int hx8357d_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
+ struct mipi_dbi *dbidev;
struct drm_device *drm;
- struct mipi_dbi *mipi;
struct gpio_desc *dc;
u32 rotation = 0;
int ret;
- mipi = kzalloc(sizeof(*mipi), GFP_KERNEL);
- if (!mipi)
+ dbidev = kzalloc(sizeof(*dbidev), GFP_KERNEL);
+ if (!dbidev)
return -ENOMEM;
- drm = &mipi->drm;
+ drm = &dbidev->drm;
ret = devm_drm_dev_init(dev, drm, &hx8357d_driver);
if (ret) {
- kfree(mipi);
+ kfree(dbidev);
return ret;
}
@@ -245,17 +245,17 @@ static int hx8357d_probe(struct spi_device *spi)
return PTR_ERR(dc);
}
- mipi->backlight = devm_of_find_backlight(dev);
- if (IS_ERR(mipi->backlight))
- return PTR_ERR(mipi->backlight);
+ dbidev->backlight = devm_of_find_backlight(dev);
+ if (IS_ERR(dbidev->backlight))
+ return PTR_ERR(dbidev->backlight);
device_property_read_u32(dev, "rotation", &rotation);
- ret = mipi_dbi_spi_init(spi, mipi, dc);
+ ret = mipi_dbi_spi_init(spi, dbidev, dc);
if (ret)
return ret;
- ret = mipi_dbi_init(mipi, &hx8357d_pipe_funcs, &yx350hv15_mode, rotation);
+ ret = mipi_dbi_init(dbidev, &hx8357d_pipe_funcs, &yx350hv15_mode, rotation);
if (ret)
return ret;
@@ -78,10 +78,10 @@ static inline int ili9225_command(struct mipi_dbi *dbi, u8 cmd, u16 data)
static void ili9225_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
{
struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
- struct mipi_dbi *mipi = drm_to_mipi_dbi(fb->dev);
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(fb->dev);
unsigned int height = rect->y2 - rect->y1;
unsigned int width = rect->x2 - rect->x1;
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbi = dbidev;
bool swap = dbi->swap_bytes;
u16 x_start, y_start;
u16 x1, x2, y1, y2;
@@ -89,7 +89,7 @@ static void ili9225_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
bool full;
void *tr;
- if (!mipi->enabled)
+ if (!dbidev->enabled)
return;
if (!drm_dev_enter(fb->dev, &idx))
@@ -101,15 +101,15 @@ static void ili9225_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
if (!dbi->dc || !full || swap ||
fb->format->format == DRM_FORMAT_XRGB8888) {
- tr = mipi->tx_buf;
- ret = mipi_dbi_buf_copy(mipi->tx_buf, fb, rect, swap);
+ tr = dbidev->tx_buf;
+ ret = mipi_dbi_buf_copy(dbidev->tx_buf, fb, rect, swap);
if (ret)
goto err_msg;
} else {
tr = cma_obj->vaddr;
}
- switch (mipi->rotation) {
+ switch (dbidev->rotation) {
default:
x1 = rect->x1;
x2 = rect->x2 - 1;
@@ -183,10 +183,10 @@ static void ili9225_pipe_enable(struct drm_simple_display_pipe *pipe,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
struct drm_framebuffer *fb = plane_state->fb;
struct device *dev = pipe->crtc.dev->dev;
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbi = dbidev;
struct drm_rect rect = {
.x1 = 0,
.x2 = fb->width,
@@ -233,7 +233,7 @@ static void ili9225_pipe_enable(struct drm_simple_display_pipe *pipe,
msleep(50);
- switch (mipi->rotation) {
+ switch (dbidev->rotation) {
default:
am_id = 0x30;
break;
@@ -283,7 +283,7 @@ static void ili9225_pipe_enable(struct drm_simple_display_pipe *pipe,
ili9225_command(dbi, ILI9225_DISPLAY_CONTROL_1, 0x1017);
- mipi->enabled = true;
+ dbidev->enabled = true;
ili9225_fb_dirty(fb, &rect);
out_exit:
drm_dev_exit(idx);
@@ -291,8 +291,8 @@ static void ili9225_pipe_enable(struct drm_simple_display_pipe *pipe,
static void ili9225_pipe_disable(struct drm_simple_display_pipe *pipe)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbi = dbidev;
DRM_DEBUG_KMS("\n");
@@ -303,7 +303,7 @@ static void ili9225_pipe_disable(struct drm_simple_display_pipe *pipe)
* unplug.
*/
- if (!mipi->enabled)
+ if (!dbidev->enabled)
return;
ili9225_command(dbi, ILI9225_DISPLAY_CONTROL_1, 0x0000);
@@ -312,7 +312,7 @@ static void ili9225_pipe_disable(struct drm_simple_display_pipe *pipe)
msleep(50);
ili9225_command(dbi, ILI9225_POWER_CONTROL_1, 0x0a02);
- mipi->enabled = false;
+ dbidev->enabled = false;
}
static int ili9225_dbi_command(struct mipi_dbi *dbi, u8 *cmd, u8 *par,
@@ -378,22 +378,22 @@ MODULE_DEVICE_TABLE(spi, ili9225_id);
static int ili9225_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
+ struct mipi_dbi *dbidev;
struct drm_device *drm;
- struct mipi_dbi *mipi;
struct mipi_dbi *dbi;
struct gpio_desc *rs;
u32 rotation = 0;
int ret;
- mipi = kzalloc(sizeof(*mipi), GFP_KERNEL);
- if (!mipi)
+ dbidev = kzalloc(sizeof(*dbidev), GFP_KERNEL);
+ if (!dbidev)
return -ENOMEM;
- dbi = mipi;
- drm = &mipi->drm;
+ dbi = dbidev;
+ drm = &dbidev->drm;
ret = devm_drm_dev_init(dev, drm, &ili9225_driver);
if (ret) {
- kfree(mipi);
+ kfree(dbidev);
return ret;
}
@@ -420,7 +420,7 @@ static int ili9225_probe(struct spi_device *spi)
/* override the command function set in mipi_dbi_spi_init() */
dbi->command = ili9225_dbi_command;
- ret = mipi_dbi_init(mipi, &ili9225_pipe_funcs, &ili9225_mode, rotation);
+ ret = mipi_dbi_init(dbidev, &ili9225_pipe_funcs, &ili9225_mode, rotation);
if (ret)
return ret;
@@ -53,8 +53,8 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbi = dbidev;
u8 addr_mode;
int ret, idx;
@@ -63,7 +63,7 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
DRM_DEBUG_KMS("\n");
- ret = mipi_dbi_poweron_conditional_reset(mipi);
+ ret = mipi_dbi_poweron_conditional_reset(dbidev);
if (ret < 0)
goto out_exit;
if (ret == 1)
@@ -113,7 +113,7 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
msleep(100);
out_enable:
- switch (mipi->rotation) {
+ switch (dbidev->rotation) {
default:
addr_mode = ILI9341_MADCTL_MX;
break;
@@ -130,7 +130,7 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe,
}
addr_mode |= ILI9341_MADCTL_BGR;
mipi_dbi_command(dbi, MIPI_DCS_SET_ADDRESS_MODE, addr_mode);
- mipi_dbi_enable_flush(mipi, crtc_state, plane_state);
+ mipi_dbi_enable_flush(dbidev, crtc_state, plane_state);
out_exit:
drm_dev_exit(idx);
}
@@ -176,22 +176,22 @@ MODULE_DEVICE_TABLE(spi, ili9341_id);
static int ili9341_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
+ struct mipi_dbi *dbidev;
struct drm_device *drm;
- struct mipi_dbi *mipi;
struct mipi_dbi *dbi;
struct gpio_desc *dc;
u32 rotation = 0;
int ret;
- mipi = kzalloc(sizeof(*mipi), GFP_KERNEL);
- if (!mipi)
+ dbidev = kzalloc(sizeof(*dbidev), GFP_KERNEL);
+ if (!dbidev)
return -ENOMEM;
- dbi = mipi;
- drm = &mipi->drm;
+ dbi = dbidev;
+ drm = &dbidev->drm;
ret = devm_drm_dev_init(dev, drm, &ili9341_driver);
if (ret) {
- kfree(mipi);
+ kfree(dbidev);
return ret;
}
@@ -209,9 +209,9 @@ static int ili9341_probe(struct spi_device *spi)
return PTR_ERR(dc);
}
- mipi->backlight = devm_of_find_backlight(dev);
- if (IS_ERR(mipi->backlight))
- return PTR_ERR(mipi->backlight);
+ dbidev->backlight = devm_of_find_backlight(dev);
+ if (IS_ERR(dbidev->backlight))
+ return PTR_ERR(dbidev->backlight);
device_property_read_u32(dev, "rotation", &rotation);
@@ -219,7 +219,7 @@ static int ili9341_probe(struct spi_device *spi)
if (ret)
return ret;
- ret = mipi_dbi_init(mipi, &ili9341_pipe_funcs, &yx240qv29_mode, rotation);
+ ret = mipi_dbi_init(dbidev, &ili9341_pipe_funcs, &yx240qv29_mode, rotation);
if (ret)
return ret;
@@ -51,8 +51,8 @@ static void mi0283qt_enable(struct drm_simple_display_pipe *pipe,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbi = dbidev;
u8 addr_mode;
int ret, idx;
@@ -61,7 +61,7 @@ static void mi0283qt_enable(struct drm_simple_display_pipe *pipe,
DRM_DEBUG_KMS("\n");
- ret = mipi_dbi_poweron_conditional_reset(mipi);
+ ret = mipi_dbi_poweron_conditional_reset(dbidev);
if (ret < 0)
goto out_exit;
if (ret == 1)
@@ -117,7 +117,7 @@ static void mi0283qt_enable(struct drm_simple_display_pipe *pipe,
* As a result, we need to always apply the rotation value
* regardless of the display "on/off" state.
*/
- switch (mipi->rotation) {
+ switch (dbidev->rotation) {
default:
addr_mode = ILI9341_MADCTL_MV | ILI9341_MADCTL_MY |
ILI9341_MADCTL_MX;
@@ -134,7 +134,7 @@ static void mi0283qt_enable(struct drm_simple_display_pipe *pipe,
}
addr_mode |= ILI9341_MADCTL_BGR;
mipi_dbi_command(dbi, MIPI_DCS_SET_ADDRESS_MODE, addr_mode);
- mipi_dbi_enable_flush(mipi, crtc_state, plane_state);
+ mipi_dbi_enable_flush(dbidev, crtc_state, plane_state);
out_exit:
drm_dev_exit(idx);
}
@@ -180,22 +180,22 @@ MODULE_DEVICE_TABLE(spi, mi0283qt_id);
static int mi0283qt_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
+ struct mipi_dbi *dbidev;
struct drm_device *drm;
- struct mipi_dbi *mipi;
struct mipi_dbi *dbi;
struct gpio_desc *dc;
u32 rotation = 0;
int ret;
- mipi = kzalloc(sizeof(*mipi), GFP_KERNEL);
- if (!mipi)
+ dbidev = kzalloc(sizeof(*dbidev), GFP_KERNEL);
+ if (!dbidev)
return -ENOMEM;
- dbi = mipi;
- drm = &mipi->drm;
+ dbi = dbidev;
+ drm = &dbidev->drm;
ret = devm_drm_dev_init(dev, drm, &mi0283qt_driver);
if (ret) {
- kfree(mipi);
+ kfree(dbidev);
return ret;
}
@@ -213,13 +213,13 @@ static int mi0283qt_probe(struct spi_device *spi)
return PTR_ERR(dc);
}
- mipi->regulator = devm_regulator_get(dev, "power");
- if (IS_ERR(mipi->regulator))
- return PTR_ERR(mipi->regulator);
+ dbidev->regulator = devm_regulator_get(dev, "power");
+ if (IS_ERR(dbidev->regulator))
+ return PTR_ERR(dbidev->regulator);
- mipi->backlight = devm_of_find_backlight(dev);
- if (IS_ERR(mipi->backlight))
- return PTR_ERR(mipi->backlight);
+ dbidev->backlight = devm_of_find_backlight(dev);
+ if (IS_ERR(dbidev->backlight))
+ return PTR_ERR(dbidev->backlight);
device_property_read_u32(dev, "rotation", &rotation);
@@ -227,7 +227,7 @@ static int mi0283qt_probe(struct spi_device *spi)
if (ret)
return ret;
- ret = mipi_dbi_init(mipi, &mi0283qt_pipe_funcs, &mi0283qt_mode, rotation);
+ ret = mipi_dbi_init(dbidev, &mi0283qt_pipe_funcs, &mi0283qt_mode, rotation);
if (ret)
return ret;
@@ -241,16 +241,16 @@ EXPORT_SYMBOL(mipi_dbi_buf_copy);
static void mipi_dbi_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
{
struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
- struct mipi_dbi *mipi = drm_to_mipi_dbi(fb->dev);
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(fb->dev);
unsigned int height = rect->y2 - rect->y1;
unsigned int width = rect->x2 - rect->x1;
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbi = dbidev;
bool swap = dbi->swap_bytes;
int idx, ret = 0;
bool full;
void *tr;
- if (!mipi->enabled)
+ if (!dbidev->enabled)
return;
if (!drm_dev_enter(fb->dev, &idx))
@@ -262,8 +262,8 @@ static void mipi_dbi_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
if (!dbi->dc || !full || swap ||
fb->format->format == DRM_FORMAT_XRGB8888) {
- tr = mipi->tx_buf;
- ret = mipi_dbi_buf_copy(mipi->tx_buf, fb, rect, swap);
+ tr = dbidev->tx_buf;
+ ret = mipi_dbi_buf_copy(dbidev->tx_buf, fb, rect, swap);
if (ret)
goto err_msg;
} else {
@@ -315,7 +315,7 @@ EXPORT_SYMBOL(mipi_dbi_pipe_update);
/**
* mipi_dbi_enable_flush - MIPI DBI enable helper
- * @mipi: MIPI DBI structure
+ * @dbidev: MIPI DBI device structure
* @crtc_state: CRTC state
* @plane_state: Plane state
*
@@ -327,7 +327,7 @@ EXPORT_SYMBOL(mipi_dbi_pipe_update);
* framebuffer flushing, can't use this function since they both use the same
* flushing code.
*/
-void mipi_dbi_enable_flush(struct mipi_dbi *mipi,
+void mipi_dbi_enable_flush(struct mipi_dbi *dbidev,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
{
@@ -340,37 +340,37 @@ void mipi_dbi_enable_flush(struct mipi_dbi *mipi,
};
int idx;
- if (!drm_dev_enter(&mipi->drm, &idx))
+ if (!drm_dev_enter(&dbidev->drm, &idx))
return;
- mipi->enabled = true;
+ dbidev->enabled = true;
mipi_dbi_fb_dirty(fb, &rect);
- backlight_enable(mipi->backlight);
+ backlight_enable(dbidev->backlight);
drm_dev_exit(idx);
}
EXPORT_SYMBOL(mipi_dbi_enable_flush);
-static void mipi_dbi_blank(struct mipi_dbi *mipi)
+static void mipi_dbi_blank(struct mipi_dbi *dbidev)
{
- struct drm_device *drm = &mipi->drm;
+ struct drm_device *drm = &dbidev->drm;
u16 height = drm->mode_config.min_height;
u16 width = drm->mode_config.min_width;
size_t len = width * height * 2;
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbi = dbidev;
int idx;
if (!drm_dev_enter(drm, &idx))
return;
- memset(mipi->tx_buf, 0, len);
+ memset(dbidev->tx_buf, 0, len);
mipi_dbi_command(dbi, MIPI_DCS_SET_COLUMN_ADDRESS, 0, 0,
(width >> 8) & 0xFF, (width - 1) & 0xFF);
mipi_dbi_command(dbi, MIPI_DCS_SET_PAGE_ADDRESS, 0, 0,
(height >> 8) & 0xFF, (height - 1) & 0xFF);
mipi_dbi_command_buf(dbi, MIPI_DCS_WRITE_MEMORY_START,
- (u8 *)mipi->tx_buf, len);
+ (u8 *)dbidev->tx_buf, len);
drm_dev_exit(idx);
}
@@ -385,31 +385,31 @@ static void mipi_dbi_blank(struct mipi_dbi *mipi)
*/
void mipi_dbi_pipe_disable(struct drm_simple_display_pipe *pipe)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
- if (!mipi->enabled)
+ if (!dbidev->enabled)
return;
DRM_DEBUG_KMS("\n");
- mipi->enabled = false;
+ dbidev->enabled = false;
- if (mipi->backlight)
- backlight_disable(mipi->backlight);
+ if (dbidev->backlight)
+ backlight_disable(dbidev->backlight);
else
- mipi_dbi_blank(mipi);
+ mipi_dbi_blank(dbidev);
- if (mipi->regulator)
- regulator_disable(mipi->regulator);
+ if (dbidev->regulator)
+ regulator_disable(dbidev->regulator);
}
EXPORT_SYMBOL(mipi_dbi_pipe_disable);
static int mipi_dbi_connector_get_modes(struct drm_connector *connector)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(connector->dev);
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(connector->dev);
struct drm_display_mode *mode;
- mode = drm_mode_duplicate(connector->dev, &mipi->mode);
+ mode = drm_mode_duplicate(connector->dev, &dbidev->mode);
if (!mode) {
DRM_ERROR("Failed to duplicate mode\n");
return 0;
@@ -471,7 +471,7 @@ static const uint32_t mipi_dbi_formats[] = {
/**
* mipi_dbi_init_with_formats - MIPI DBI initialization with custom formats
- * @mipi: &mipi_dbi structure to initialize
+ * @dbidev: MIPI DBI device structure to initialize
* @funcs: Display pipe functions
* @formats: Array of supported formats (DRM_FORMAT\_\*).
* @format_count: Number of elements in @formats
@@ -492,7 +492,7 @@ static const uint32_t mipi_dbi_formats[] = {
* Returns:
* Zero on success, negative error code on failure.
*/
-int mipi_dbi_init_with_formats(struct mipi_dbi *mipi,
+int mipi_dbi_init_with_formats(struct mipi_dbi *dbidev,
const struct drm_simple_display_pipe_funcs *funcs,
const uint32_t *formats, unsigned int format_count,
const struct drm_display_mode *mode,
@@ -502,42 +502,42 @@ int mipi_dbi_init_with_formats(struct mipi_dbi *mipi,
DRM_FORMAT_MOD_LINEAR,
DRM_FORMAT_MOD_INVALID
};
- struct drm_device *drm = &mipi->drm;
+ struct drm_device *drm = &dbidev->drm;
int ret;
- if (!mipi->command)
+ if (!dbidev->command)
return -EINVAL;
- mipi->tx_buf = devm_kmalloc(drm->dev, tx_buf_size, GFP_KERNEL);
- if (!mipi->tx_buf)
+ dbidev->tx_buf = devm_kmalloc(drm->dev, tx_buf_size, GFP_KERNEL);
+ if (!dbidev->tx_buf)
return -ENOMEM;
- drm_mode_copy(&mipi->mode, mode);
- ret = mipi_dbi_rotate_mode(&mipi->mode, rotation);
+ drm_mode_copy(&dbidev->mode, mode);
+ ret = mipi_dbi_rotate_mode(&dbidev->mode, rotation);
if (ret) {
DRM_ERROR("Illegal rotation value %u\n", rotation);
return -EINVAL;
}
- drm_connector_helper_add(&mipi->connector, &mipi_dbi_connector_hfuncs);
- ret = drm_connector_init(drm, &mipi->connector, &mipi_dbi_connector_funcs,
+ drm_connector_helper_add(&dbidev->connector, &mipi_dbi_connector_hfuncs);
+ ret = drm_connector_init(drm, &dbidev->connector, &mipi_dbi_connector_funcs,
DRM_MODE_CONNECTOR_SPI);
if (ret)
return ret;
- ret = drm_simple_display_pipe_init(drm, &mipi->pipe, funcs, formats, format_count,
- modifiers, &mipi->connector);
+ ret = drm_simple_display_pipe_init(drm, &dbidev->pipe, funcs, formats, format_count,
+ modifiers, &dbidev->connector);
if (ret)
return ret;
- drm_plane_enable_fb_damage_clips(&mipi->pipe.plane);
+ drm_plane_enable_fb_damage_clips(&dbidev->pipe.plane);
drm->mode_config.funcs = &mipi_dbi_mode_config_funcs;
- drm->mode_config.min_width = mipi->mode.hdisplay;
- drm->mode_config.max_width = mipi->mode.hdisplay;
- drm->mode_config.min_height = mipi->mode.vdisplay;
- drm->mode_config.max_height = mipi->mode.vdisplay;
- mipi->rotation = rotation;
+ drm->mode_config.min_width = dbidev->mode.hdisplay;
+ drm->mode_config.max_width = dbidev->mode.hdisplay;
+ drm->mode_config.min_height = dbidev->mode.vdisplay;
+ drm->mode_config.max_height = dbidev->mode.vdisplay;
+ dbidev->rotation = rotation;
DRM_DEBUG_KMS("rotation = %u\n", rotation);
@@ -547,7 +547,7 @@ EXPORT_SYMBOL(mipi_dbi_init_with_formats);
/**
* mipi_dbi_init - MIPI DBI initialization
- * @mipi: &mipi_dbi structure to initialize
+ * @dbidev: MIPI DBI device structure to initialize
* @funcs: Display pipe functions
* @mode: Display mode
* @rotation: Initial rotation in degrees Counter Clock Wise
@@ -562,15 +562,15 @@ EXPORT_SYMBOL(mipi_dbi_init_with_formats);
* Returns:
* Zero on success, negative error code on failure.
*/
-int mipi_dbi_init(struct mipi_dbi *mipi,
+int mipi_dbi_init(struct mipi_dbi *dbidev,
const struct drm_simple_display_pipe_funcs *funcs,
const struct drm_display_mode *mode, unsigned int rotation)
{
size_t bufsize = mode->vdisplay * mode->hdisplay * sizeof(u16);
- mipi->drm.mode_config.preferred_depth = 16;
+ dbidev->drm.mode_config.preferred_depth = 16;
- return mipi_dbi_init_with_formats(mipi, funcs, mipi_dbi_formats,
+ return mipi_dbi_init_with_formats(dbidev, funcs, mipi_dbi_formats,
ARRAY_SIZE(mipi_dbi_formats), mode,
rotation, bufsize);
}
@@ -646,14 +646,14 @@ bool mipi_dbi_display_is_on(struct mipi_dbi *dbi)
}
EXPORT_SYMBOL(mipi_dbi_display_is_on);
-static int mipi_dbi_poweron_reset_conditional(struct mipi_dbi *mipi, bool cond)
+static int mipi_dbi_poweron_reset_conditional(struct mipi_dbi *dbidev, bool cond)
{
- struct device *dev = mipi->drm.dev;
- struct mipi_dbi *dbi = mipi;
+ struct device *dev = dbidev->drm.dev;
+ struct mipi_dbi *dbi = dbidev;
int ret;
- if (mipi->regulator) {
- ret = regulator_enable(mipi->regulator);
+ if (dbidev->regulator) {
+ ret = regulator_enable(dbidev->regulator);
if (ret) {
DRM_DEV_ERROR(dev, "Failed to enable regulator (%d)\n", ret);
return ret;
@@ -667,8 +667,8 @@ static int mipi_dbi_poweron_reset_conditional(struct mipi_dbi *mipi, bool cond)
ret = mipi_dbi_command(dbi, MIPI_DCS_SOFT_RESET);
if (ret) {
DRM_DEV_ERROR(dev, "Failed to send reset command (%d)\n", ret);
- if (mipi->regulator)
- regulator_disable(mipi->regulator);
+ if (dbidev->regulator)
+ regulator_disable(dbidev->regulator);
return ret;
}
@@ -687,7 +687,7 @@ static int mipi_dbi_poweron_reset_conditional(struct mipi_dbi *mipi, bool cond)
/**
* mipi_dbi_poweron_reset - MIPI DBI poweron and reset
- * @mipi: MIPI DBI structure
+ * @dbidev: MIPI DBI device structure
*
* This function enables the regulator if used and does a hardware and software
* reset.
@@ -695,15 +695,15 @@ static int mipi_dbi_poweron_reset_conditional(struct mipi_dbi *mipi, bool cond)
* Returns:
* Zero on success, or a negative error code.
*/
-int mipi_dbi_poweron_reset(struct mipi_dbi *mipi)
+int mipi_dbi_poweron_reset(struct mipi_dbi *dbidev)
{
- return mipi_dbi_poweron_reset_conditional(mipi, false);
+ return mipi_dbi_poweron_reset_conditional(dbidev, false);
}
EXPORT_SYMBOL(mipi_dbi_poweron_reset);
/**
* mipi_dbi_poweron_conditional_reset - MIPI DBI poweron and conditional reset
- * @mipi: MIPI DBI structure
+ * @dbidev: MIPI DBI device structure
*
* This function enables the regulator if used and if the display is off, it
* does a hardware and software reset. If mipi_dbi_display_is_on() determines
@@ -713,9 +713,9 @@ EXPORT_SYMBOL(mipi_dbi_poweron_reset);
* Zero if the controller was reset, 1 if the display was already on, or a
* negative error code.
*/
-int mipi_dbi_poweron_conditional_reset(struct mipi_dbi *mipi)
+int mipi_dbi_poweron_conditional_reset(struct mipi_dbi *dbidev)
{
- return mipi_dbi_poweron_reset_conditional(mipi, true);
+ return mipi_dbi_poweron_reset_conditional(dbidev, true);
}
EXPORT_SYMBOL(mipi_dbi_poweron_conditional_reset);
@@ -114,11 +114,11 @@ static int st7586_buf_copy(void *dst, struct drm_framebuffer *fb,
static void st7586_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(fb->dev);
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(fb->dev);
+ struct mipi_dbi *dbi = dbidev;
int start, end, idx, ret = 0;
- if (!mipi->enabled)
+ if (!dbidev->enabled)
return;
if (!drm_dev_enter(fb->dev, &idx))
@@ -130,7 +130,7 @@ static void st7586_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
DRM_DEBUG_KMS("Flushing [FB:%d] " DRM_RECT_FMT "\n", fb->base.id, DRM_RECT_ARG(rect));
- ret = st7586_buf_copy(mipi->tx_buf, fb, rect);
+ ret = st7586_buf_copy(dbidev->tx_buf, fb, rect);
if (ret)
goto err_msg;
@@ -146,7 +146,7 @@ static void st7586_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)
(rect->y2 >> 8) & 0xFF, (rect->y2 - 1) & 0xFF);
ret = mipi_dbi_command_buf(dbi, MIPI_DCS_WRITE_MEMORY_START,
- (u8 *)mipi->tx_buf,
+ (u8 *)dbidev->tx_buf,
(end - start) * (rect->y2 - rect->y1));
err_msg:
if (ret)
@@ -177,9 +177,9 @@ static void st7586_pipe_enable(struct drm_simple_display_pipe *pipe,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
struct drm_framebuffer *fb = plane_state->fb;
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbi = dbidev;
struct drm_rect rect = {
.x1 = 0,
.x2 = fb->width,
@@ -194,7 +194,7 @@ static void st7586_pipe_enable(struct drm_simple_display_pipe *pipe,
DRM_DEBUG_KMS("\n");
- ret = mipi_dbi_poweron_reset(mipi);
+ ret = mipi_dbi_poweron_reset(dbidev);
if (ret)
goto out_exit;
@@ -222,7 +222,7 @@ static void st7586_pipe_enable(struct drm_simple_display_pipe *pipe,
mipi_dbi_command(dbi, ST7586_DISP_MODE_GRAY);
mipi_dbi_command(dbi, ST7586_ENABLE_DDRAM, 0x02);
- switch (mipi->rotation) {
+ switch (dbidev->rotation) {
default:
addr_mode = 0x00;
break;
@@ -245,7 +245,7 @@ static void st7586_pipe_enable(struct drm_simple_display_pipe *pipe,
msleep(100);
- mipi->enabled = true;
+ dbidev->enabled = true;
st7586_fb_dirty(fb, &rect);
mipi_dbi_command(dbi, MIPI_DCS_SET_DISPLAY_ON);
@@ -318,23 +318,23 @@ MODULE_DEVICE_TABLE(spi, st7586_id);
static int st7586_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
+ struct mipi_dbi *dbidev;
struct drm_device *drm;
- struct mipi_dbi *mipi;
struct mipi_dbi *dbi;
struct gpio_desc *a0;
u32 rotation = 0;
size_t bufsize;
int ret;
- mipi = kzalloc(sizeof(*mipi), GFP_KERNEL);
- if (!mipi)
+ dbidev = kzalloc(sizeof(*dbidev), GFP_KERNEL);
+ if (!dbidev)
return -ENOMEM;
- dbi = mipi;
- drm = &mipi->drm;
+ dbi = dbidev;
+ drm = &dbidev->drm;
ret = devm_drm_dev_init(dev, drm, &st7586_driver);
if (ret) {
- kfree(mipi);
+ kfree(dbidev);
return ret;
}
@@ -363,7 +363,7 @@ static int st7586_probe(struct spi_device *spi)
/* Cannot read from this controller via SPI */
dbi->read_commands = NULL;
- ret = mipi_dbi_init_with_formats(mipi, &st7586_pipe_funcs,
+ ret = mipi_dbi_init_with_formats(dbidev, &st7586_pipe_funcs,
st7586_formats, ARRAY_SIZE(st7586_formats),
&st7586_mode, rotation, bufsize);
if (ret)
@@ -42,8 +42,8 @@ static void jd_t18003_t01_pipe_enable(struct drm_simple_display_pipe *pipe,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plane_state)
{
- struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev);
- struct mipi_dbi *dbi = mipi;
+ struct mipi_dbi *dbidev = drm_to_mipi_dbi(pipe->crtc.dev);
+ struct mipi_dbi *dbi = dbidev;
int ret, idx;
u8 addr_mode;
@@ -52,7 +52,7 @@ static void jd_t18003_t01_pipe_enable(struct drm_simple_display_pipe *pipe,
DRM_DEBUG_KMS("\n");
- ret = mipi_dbi_poweron_reset(mipi);
+ ret = mipi_dbi_poweron_reset(dbidev);
if (ret)
goto out_exit;
@@ -73,7 +73,7 @@ static void jd_t18003_t01_pipe_enable(struct drm_simple_display_pipe *pipe,
mipi_dbi_command(dbi, ST7735R_PWCTR5, 0x8a, 0xee);
mipi_dbi_command(dbi, ST7735R_VMCTR1, 0x0e);
mipi_dbi_command(dbi, MIPI_DCS_EXIT_INVERT_MODE);
- switch (mipi->rotation) {
+ switch (dbidev->rotation) {
default:
addr_mode = ST7735R_MX | ST7735R_MY;
break;
@@ -104,7 +104,7 @@ static void jd_t18003_t01_pipe_enable(struct drm_simple_display_pipe *pipe,
msleep(20);
- mipi_dbi_enable_flush(mipi, crtc_state, plane_state);
+ mipi_dbi_enable_flush(dbidev, crtc_state, plane_state);
out_exit:
drm_dev_exit(idx);
}
@@ -150,22 +150,22 @@ MODULE_DEVICE_TABLE(spi, st7735r_id);
static int st7735r_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
+ struct mipi_dbi *dbidev;
struct drm_device *drm;
- struct mipi_dbi *mipi;
struct mipi_dbi *dbi;
struct gpio_desc *dc;
u32 rotation = 0;
int ret;
- mipi = kzalloc(sizeof(*mipi), GFP_KERNEL);
- if (!mipi)
+ dbidev = kzalloc(sizeof(*dbidev), GFP_KERNEL);
+ if (!dbidev)
return -ENOMEM;
- dbi = mipi;
- drm = &mipi->drm;
+ dbi = dbidev;
+ drm = &dbidev->drm;
ret = devm_drm_dev_init(dev, drm, &st7735r_driver);
if (ret) {
- kfree(mipi);
+ kfree(dbidev);
return ret;
}
@@ -183,9 +183,9 @@ static int st7735r_probe(struct spi_device *spi)
return PTR_ERR(dc);
}
- mipi->backlight = devm_of_find_backlight(dev);
- if (IS_ERR(mipi->backlight))
- return PTR_ERR(mipi->backlight);
+ dbidev->backlight = devm_of_find_backlight(dev);
+ if (IS_ERR(dbidev->backlight))
+ return PTR_ERR(dbidev->backlight);
device_property_read_u32(dev, "rotation", &rotation);
@@ -196,7 +196,7 @@ static int st7735r_probe(struct spi_device *spi)
/* Cannot read from Adafruit 1.8" display via SPI */
dbi->read_commands = NULL;
- ret = mipi_dbi_init(mipi, &jd_t18003_t01_pipe_funcs, &jd_t18003_t01_mode, rotation);
+ ret = mipi_dbi_init(dbidev, &jd_t18003_t01_pipe_funcs, &jd_t18003_t01_mode, rotation);
if (ret)
return ret;
@@ -79,25 +79,25 @@ static inline struct mipi_dbi *drm_to_mipi_dbi(struct drm_device *drm)
int mipi_dbi_spi_init(struct spi_device *spi, struct mipi_dbi *dbi,
struct gpio_desc *dc);
-int mipi_dbi_init_with_formats(struct mipi_dbi *mipi,
+int mipi_dbi_init_with_formats(struct mipi_dbi *dbidev,
const struct drm_simple_display_pipe_funcs *funcs,
const uint32_t *formats, unsigned int format_count,
const struct drm_display_mode *mode,
unsigned int rotation, size_t tx_buf_size);
-int mipi_dbi_init(struct mipi_dbi *mipi,
+int mipi_dbi_init(struct mipi_dbi *dbidev,
const struct drm_simple_display_pipe_funcs *funcs,
const struct drm_display_mode *mode, unsigned int rotation);
void mipi_dbi_release(struct drm_device *drm);
void mipi_dbi_pipe_update(struct drm_simple_display_pipe *pipe,
struct drm_plane_state *old_state);
-void mipi_dbi_enable_flush(struct mipi_dbi *mipi,
+void mipi_dbi_enable_flush(struct mipi_dbi *dbidev,
struct drm_crtc_state *crtc_state,
struct drm_plane_state *plan_state);
void mipi_dbi_pipe_disable(struct drm_simple_display_pipe *pipe);
void mipi_dbi_hw_reset(struct mipi_dbi *dbi);
bool mipi_dbi_display_is_on(struct mipi_dbi *dbi);
-int mipi_dbi_poweron_reset(struct mipi_dbi *mipi);
-int mipi_dbi_poweron_conditional_reset(struct mipi_dbi *mipi);
+int mipi_dbi_poweron_reset(struct mipi_dbi *dbidev);
+int mipi_dbi_poweron_conditional_reset(struct mipi_dbi *dbidev);
u32 mipi_dbi_spi_cmd_max_speed(struct spi_device *spi, size_t len);
int mipi_dbi_spi_transfer(struct spi_device *spi, u32 speed_hz,