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-rw-r--r--drivers/gpu/drm/tiny/Kconfig31
-rw-r--r--drivers/gpu/drm/tiny/Makefile1
-rw-r--r--drivers/gpu/drm/tiny/bochs.c3
-rw-r--r--drivers/gpu/drm/tiny/cirrus.c28
-rw-r--r--drivers/gpu/drm/tiny/ili9163.c225
-rw-r--r--drivers/gpu/drm/tiny/repaper.c2
-rw-r--r--drivers/gpu/drm/tiny/simpledrm.c43
-rw-r--r--drivers/gpu/drm/tiny/st7586.c2
8 files changed, 297 insertions, 38 deletions
diff --git a/drivers/gpu/drm/tiny/Kconfig b/drivers/gpu/drm/tiny/Kconfig
index 1ceb93fbdc50..712e0004e96e 100644
--- a/drivers/gpu/drm/tiny/Kconfig
+++ b/drivers/gpu/drm/tiny/Kconfig
@@ -3,7 +3,7 @@
config DRM_ARCPGU
tristate "ARC PGU"
depends on DRM && OF
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_KMS_HELPER
help
Choose this option if you have an ARC PGU controller.
@@ -71,7 +71,7 @@ config TINYDRM_HX8357D
tristate "DRM support for HX8357D display panels"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_MIPI_DBI
select BACKLIGHT_CLASS_DEVICE
help
@@ -80,11 +80,24 @@ config TINYDRM_HX8357D
If M is selected the module will be called hx8357d.
+config TINYDRM_ILI9163
+ tristate "DRM support for ILI9163 display panels"
+ depends on DRM && SPI
+ select BACKLIGHT_CLASS_DEVICE
+ select DRM_GEM_CMA_HELPER
+ select DRM_KMS_HELPER
+ select DRM_MIPI_DBI
+ help
+ DRM driver for the following Ilitek ILI9163 panels:
+ * NHD-1.8-128160EF 128x160 TFT
+
+ If M is selected the module will be called ili9163.
+
config TINYDRM_ILI9225
tristate "DRM support for ILI9225 display panels"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_MIPI_DBI
help
DRM driver for the following Ilitek ILI9225 panels:
@@ -96,7 +109,7 @@ config TINYDRM_ILI9341
tristate "DRM support for ILI9341 display panels"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_MIPI_DBI
select BACKLIGHT_CLASS_DEVICE
help
@@ -109,7 +122,7 @@ config TINYDRM_ILI9486
tristate "DRM support for ILI9486 display panels"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_MIPI_DBI
select BACKLIGHT_CLASS_DEVICE
help
@@ -123,7 +136,7 @@ config TINYDRM_MI0283QT
tristate "DRM support for MI0283QT"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_MIPI_DBI
select BACKLIGHT_CLASS_DEVICE
help
@@ -134,7 +147,7 @@ config TINYDRM_REPAPER
tristate "DRM support for Pervasive Displays RePaper panels (V231)"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
help
DRM driver for the following Pervasive Displays panels:
1.44" TFT EPD Panel (E1144CS021)
@@ -148,7 +161,7 @@ config TINYDRM_ST7586
tristate "DRM support for Sitronix ST7586 display panels"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_MIPI_DBI
help
DRM driver for the following Sitronix ST7586 panels:
@@ -160,7 +173,7 @@ config TINYDRM_ST7735R
tristate "DRM support for Sitronix ST7715R/ST7735R display panels"
depends on DRM && SPI
select DRM_KMS_HELPER
- select DRM_KMS_CMA_HELPER
+ select DRM_GEM_CMA_HELPER
select DRM_MIPI_DBI
select BACKLIGHT_CLASS_DEVICE
help
diff --git a/drivers/gpu/drm/tiny/Makefile b/drivers/gpu/drm/tiny/Makefile
index e09942895c77..5d5505d40e7b 100644
--- a/drivers/gpu/drm/tiny/Makefile
+++ b/drivers/gpu/drm/tiny/Makefile
@@ -6,6 +6,7 @@ obj-$(CONFIG_DRM_CIRRUS_QEMU) += cirrus.o
obj-$(CONFIG_DRM_GM12U320) += gm12u320.o
obj-$(CONFIG_DRM_SIMPLEDRM) += simpledrm.o
obj-$(CONFIG_TINYDRM_HX8357D) += hx8357d.o
+obj-$(CONFIG_TINYDRM_ILI9163) += ili9163.o
obj-$(CONFIG_TINYDRM_ILI9225) += ili9225.o
obj-$(CONFIG_TINYDRM_ILI9341) += ili9341.o
obj-$(CONFIG_TINYDRM_ILI9486) += ili9486.o
diff --git a/drivers/gpu/drm/tiny/bochs.c b/drivers/gpu/drm/tiny/bochs.c
index 2ce3bd903b70..fc26a1ce11ee 100644
--- a/drivers/gpu/drm/tiny/bochs.c
+++ b/drivers/gpu/drm/tiny/bochs.c
@@ -1,6 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-or-later
-#include <linux/console.h>
#include <linux/pci.h>
#include <drm/drm_aperture.h>
@@ -719,7 +718,7 @@ static struct pci_driver bochs_pci_driver = {
static int __init bochs_init(void)
{
- if (vgacon_text_force() && bochs_modeset == -1)
+ if (drm_firmware_drivers_only() && bochs_modeset == -1)
return -EINVAL;
if (bochs_modeset == 0)
diff --git a/drivers/gpu/drm/tiny/cirrus.c b/drivers/gpu/drm/tiny/cirrus.c
index 4611ec408506..c95d9ff7d600 100644
--- a/drivers/gpu/drm/tiny/cirrus.c
+++ b/drivers/gpu/drm/tiny/cirrus.c
@@ -16,7 +16,6 @@
* Copyright 1999-2001 Jeff Garzik <jgarzik@pobox.com>
*/
-#include <linux/console.h>
#include <linux/dma-buf-map.h>
#include <linux/module.h>
#include <linux/pci.h>
@@ -317,28 +316,28 @@ static int cirrus_fb_blit_rect(struct drm_framebuffer *fb, const struct dma_buf_
struct drm_rect *rect)
{
struct cirrus_device *cirrus = to_cirrus(fb->dev);
+ void __iomem *dst = cirrus->vram;
void *vmap = map->vaddr; /* TODO: Use mapping abstraction properly */
int idx;
if (!drm_dev_enter(&cirrus->dev, &idx))
return -ENODEV;
- if (cirrus->cpp == fb->format->cpp[0])
- drm_fb_memcpy_dstclip(cirrus->vram, fb->pitches[0],
- vmap, fb, rect);
+ if (cirrus->cpp == fb->format->cpp[0]) {
+ dst += drm_fb_clip_offset(fb->pitches[0], fb->format, rect);
+ drm_fb_memcpy_toio(dst, fb->pitches[0], vmap, fb, rect);
- else if (fb->format->cpp[0] == 4 && cirrus->cpp == 2)
- drm_fb_xrgb8888_to_rgb565_dstclip(cirrus->vram,
- cirrus->pitch,
- vmap, fb, rect, false);
+ } else if (fb->format->cpp[0] == 4 && cirrus->cpp == 2) {
+ dst += drm_fb_clip_offset(cirrus->pitch, fb->format, rect);
+ drm_fb_xrgb8888_to_rgb565_toio(dst, cirrus->pitch, vmap, fb, rect, false);
- else if (fb->format->cpp[0] == 4 && cirrus->cpp == 3)
- drm_fb_xrgb8888_to_rgb888_dstclip(cirrus->vram,
- cirrus->pitch,
- vmap, fb, rect);
+ } else if (fb->format->cpp[0] == 4 && cirrus->cpp == 3) {
+ dst += drm_fb_clip_offset(cirrus->pitch, fb->format, rect);
+ drm_fb_xrgb8888_to_rgb888_toio(dst, cirrus->pitch, vmap, fb, rect);
- else
+ } else {
WARN_ON_ONCE("cpp mismatch");
+ }
drm_dev_exit(idx);
@@ -636,8 +635,9 @@ static struct pci_driver cirrus_pci_driver = {
static int __init cirrus_init(void)
{
- if (vgacon_text_force())
+ if (drm_firmware_drivers_only())
return -EINVAL;
+
return pci_register_driver(&cirrus_pci_driver);
}
diff --git a/drivers/gpu/drm/tiny/ili9163.c b/drivers/gpu/drm/tiny/ili9163.c
new file mode 100644
index 000000000000..bcc181351236
--- /dev/null
+++ b/drivers/gpu/drm/tiny/ili9163.c
@@ -0,0 +1,225 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+#include <linux/backlight.h>
+#include <linux/delay.h>
+#include <linux/gpio/consumer.h>
+#include <linux/module.h>
+#include <linux/property.h>
+#include <linux/spi/spi.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_gem_atomic_helper.h>
+#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_mipi_dbi.h>
+#include <drm/drm_modeset_helper.h>
+
+#include <video/mipi_display.h>
+
+#define ILI9163_FRMCTR1 0xb1
+
+#define ILI9163_PWCTRL1 0xc0
+#define ILI9163_PWCTRL2 0xc1
+#define ILI9163_VMCTRL1 0xc5
+#define ILI9163_VMCTRL2 0xc7
+#define ILI9163_PWCTRLA 0xcb
+#define ILI9163_PWCTRLB 0xcf
+
+#define ILI9163_EN3GAM 0xf2
+
+#define ILI9163_MADCTL_BGR BIT(3)
+#define ILI9163_MADCTL_MV BIT(5)
+#define ILI9163_MADCTL_MX BIT(6)
+#define ILI9163_MADCTL_MY BIT(7)
+
+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_dev *dbidev = drm_to_mipi_dbi_dev(pipe->crtc.dev);
+ struct mipi_dbi *dbi = &dbidev->dbi;
+ u8 addr_mode;
+ int ret, idx;
+
+ if (!drm_dev_enter(pipe->crtc.dev, &idx))
+ return;
+
+ DRM_DEBUG_KMS("\n");
+
+ ret = mipi_dbi_poweron_conditional_reset(dbidev);
+ if (ret < 0)
+ goto out_exit;
+ if (ret == 1)
+ goto out_enable;
+
+ /* Gamma */
+ mipi_dbi_command(dbi, MIPI_DCS_SET_GAMMA_CURVE, 0x04);
+ mipi_dbi_command(dbi, ILI9163_EN3GAM, 0x00);
+
+ /* Frame Rate */
+ mipi_dbi_command(dbi, ILI9163_FRMCTR1, 0x0a, 0x14);
+
+ /* Power Control */
+ mipi_dbi_command(dbi, ILI9163_PWCTRL1, 0x0a, 0x00);
+ mipi_dbi_command(dbi, ILI9163_PWCTRL2, 0x02);
+
+ /* VCOM */
+ mipi_dbi_command(dbi, ILI9163_VMCTRL1, 0x2f, 0x3e);
+ mipi_dbi_command(dbi, ILI9163_VMCTRL2, 0x40);
+
+ /* Memory Access Control */
+ mipi_dbi_command(dbi, MIPI_DCS_SET_PIXEL_FORMAT, MIPI_DCS_PIXEL_FMT_16BIT);
+
+ mipi_dbi_command(dbi, MIPI_DCS_EXIT_SLEEP_MODE);
+ msleep(100);
+
+ mipi_dbi_command(dbi, MIPI_DCS_SET_DISPLAY_ON);
+ msleep(100);
+
+out_enable:
+ switch (dbidev->rotation) {
+ default:
+ addr_mode = ILI9163_MADCTL_MX | ILI9163_MADCTL_MY;
+ break;
+ case 90:
+ addr_mode = ILI9163_MADCTL_MX | ILI9163_MADCTL_MV;
+ break;
+ case 180:
+ addr_mode = 0;
+ break;
+ case 270:
+ addr_mode = ILI9163_MADCTL_MY | ILI9163_MADCTL_MV;
+ break;
+ }
+ addr_mode |= ILI9163_MADCTL_BGR;
+ mipi_dbi_command(dbi, MIPI_DCS_SET_ADDRESS_MODE, addr_mode);
+ mipi_dbi_enable_flush(dbidev, crtc_state, plane_state);
+out_exit:
+ drm_dev_exit(idx);
+}
+
+static const struct drm_simple_display_pipe_funcs ili9163_pipe_funcs = {
+ .enable = yx240qv29_enable,
+ .disable = mipi_dbi_pipe_disable,
+ .update = mipi_dbi_pipe_update,
+ .prepare_fb = drm_gem_simple_display_pipe_prepare_fb,
+};
+
+static const struct drm_display_mode yx240qv29_mode = {
+ DRM_SIMPLE_MODE(128, 160, 28, 35),
+};
+
+DEFINE_DRM_GEM_CMA_FOPS(ili9163_fops);
+
+static struct drm_driver ili9163_driver = {
+ .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
+ .fops = &ili9163_fops,
+ DRM_GEM_CMA_DRIVER_OPS_VMAP,
+ .debugfs_init = mipi_dbi_debugfs_init,
+ .name = "ili9163",
+ .desc = "Ilitek ILI9163",
+ .date = "20210208",
+ .major = 1,
+ .minor = 0,
+};
+
+static const struct of_device_id ili9163_of_match[] = {
+ { .compatible = "newhaven,1.8-128160EF" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, ili9163_of_match);
+
+static const struct spi_device_id ili9163_id[] = {
+ { "nhd-1.8-128160EF", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(spi, ili9163_id);
+
+static int ili9163_probe(struct spi_device *spi)
+{
+ struct device *dev = &spi->dev;
+ struct mipi_dbi_dev *dbidev;
+ struct drm_device *drm;
+ struct mipi_dbi *dbi;
+ struct gpio_desc *dc;
+ u32 rotation = 0;
+ int ret;
+
+ dbidev = devm_drm_dev_alloc(dev, &ili9163_driver,
+ struct mipi_dbi_dev, drm);
+ if (IS_ERR(dbidev))
+ return PTR_ERR(dbidev);
+
+ dbi = &dbidev->dbi;
+ drm = &dbidev->drm;
+
+ spi_set_drvdata(spi, drm);
+
+ dbi->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
+ if (IS_ERR(dbi->reset)) {
+ DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
+ return PTR_ERR(dbi->reset);
+ }
+
+ dc = devm_gpiod_get_optional(dev, "dc", GPIOD_OUT_LOW);
+ if (IS_ERR(dc)) {
+ DRM_DEV_ERROR(dev, "Failed to get gpio 'dc'\n");
+ return PTR_ERR(dc);
+ }
+
+ 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, dbi, dc);
+ if (ret)
+ return ret;
+
+ ret = mipi_dbi_dev_init(dbidev, &ili9163_pipe_funcs, &yx240qv29_mode, rotation);
+ if (ret)
+ return ret;
+
+ drm_mode_config_reset(drm);
+
+ ret = drm_dev_register(drm, 0);
+ if (ret)
+ return ret;
+
+ drm_fbdev_generic_setup(drm, 0);
+
+ return 0;
+}
+
+static int ili9163_remove(struct spi_device *spi)
+{
+ struct drm_device *drm = spi_get_drvdata(spi);
+
+ drm_dev_unplug(drm);
+ drm_atomic_helper_shutdown(drm);
+
+ return 0;
+}
+
+static void ili9163_shutdown(struct spi_device *spi)
+{
+ drm_atomic_helper_shutdown(spi_get_drvdata(spi));
+}
+
+static struct spi_driver ili9163_spi_driver = {
+ .driver = {
+ .name = "ili9163",
+ .of_match_table = ili9163_of_match,
+ },
+ .id_table = ili9163_id,
+ .probe = ili9163_probe,
+ .remove = ili9163_remove,
+ .shutdown = ili9163_shutdown,
+};
+module_spi_driver(ili9163_spi_driver);
+
+MODULE_DESCRIPTION("Ilitek ILI9163 DRM driver");
+MODULE_AUTHOR("Daniel Mack <daniel@zonque.org>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c
index 4d07b21a16e6..97a775c48cea 100644
--- a/drivers/gpu/drm/tiny/repaper.c
+++ b/drivers/gpu/drm/tiny/repaper.c
@@ -560,7 +560,7 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb)
if (ret)
goto out_free;
- drm_fb_xrgb8888_to_gray8(buf, cma_obj->vaddr, fb, &clip);
+ drm_fb_xrgb8888_to_gray8(buf, 0, cma_obj->vaddr, fb, &clip);
drm_gem_fb_end_cpu_access(fb, DMA_FROM_DEVICE);
diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 481b48bde047..04146da2d1d8 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -2,6 +2,7 @@
#include <linux/clk.h>
#include <linux/of_clk.h>
+#include <linux/minmax.h>
#include <linux/platform_data/simplefb.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
@@ -458,7 +459,7 @@ static struct drm_display_mode simpledrm_mode(unsigned int width,
{
struct drm_display_mode mode = { SIMPLEDRM_MODE(width, height) };
- mode.clock = 60 /* Hz */ * mode.hdisplay * mode.vdisplay;
+ mode.clock = mode.hdisplay * mode.vdisplay * 60 / 1000 /* kHz */;
drm_mode_set_name(&mode);
return mode;
@@ -570,8 +571,8 @@ static const uint32_t simpledrm_default_formats[] = {
//DRM_FORMAT_XRGB1555,
//DRM_FORMAT_ARGB1555,
DRM_FORMAT_RGB888,
- //DRM_FORMAT_XRGB2101010,
- //DRM_FORMAT_ARGB2101010,
+ DRM_FORMAT_XRGB2101010,
+ DRM_FORMAT_ARGB2101010,
};
static const uint64_t simpledrm_format_modifiers[] = {
@@ -641,16 +642,25 @@ simpledrm_simple_display_pipe_enable(struct drm_simple_display_pipe *pipe,
struct drm_framebuffer *fb = plane_state->fb;
void *vmap = shadow_plane_state->data[0].vaddr; /* TODO: Use mapping abstraction */
struct drm_device *dev = &sdev->dev;
+ void __iomem *dst = sdev->screen_base;
+ struct drm_rect src_clip, dst_clip;
int idx;
if (!fb)
return;
+ drm_rect_fp_to_int(&src_clip, &plane_state->src);
+
+ dst_clip = plane_state->dst;
+ if (!drm_rect_intersect(&dst_clip, &src_clip))
+ return;
+
if (!drm_dev_enter(dev, &idx))
return;
- drm_fb_blit_dstclip(sdev->screen_base, sdev->pitch,
- sdev->format->format, vmap, fb);
+ dst += drm_fb_clip_offset(sdev->pitch, sdev->format, &dst_clip);
+ drm_fb_blit_toio(dst, sdev->pitch, sdev->format->format, vmap, fb, &src_clip);
+
drm_dev_exit(idx);
}
@@ -680,20 +690,25 @@ simpledrm_simple_display_pipe_update(struct drm_simple_display_pipe *pipe,
void *vmap = shadow_plane_state->data[0].vaddr; /* TODO: Use mapping abstraction */
struct drm_framebuffer *fb = plane_state->fb;
struct drm_device *dev = &sdev->dev;
- struct drm_rect clip;
+ void __iomem *dst = sdev->screen_base;
+ struct drm_rect src_clip, dst_clip;
int idx;
if (!fb)
return;
- if (!drm_atomic_helper_damage_merged(old_plane_state, plane_state, &clip))
+ if (!drm_atomic_helper_damage_merged(old_plane_state, plane_state, &src_clip))
+ return;
+
+ dst_clip = plane_state->dst;
+ if (!drm_rect_intersect(&dst_clip, &src_clip))
return;
if (!drm_dev_enter(dev, &idx))
return;
- drm_fb_blit_rect_dstclip(sdev->screen_base, sdev->pitch,
- sdev->format->format, vmap, fb, &clip);
+ dst += drm_fb_clip_offset(sdev->pitch, sdev->format, &dst_clip);
+ drm_fb_blit_toio(dst, sdev->pitch, sdev->format->format, vmap, fb, &src_clip);
drm_dev_exit(idx);
}
@@ -758,6 +773,7 @@ static int simpledrm_device_init_modeset(struct simpledrm_device *sdev)
struct drm_display_mode *mode = &sdev->mode;
struct drm_connector *connector = &sdev->connector;
struct drm_simple_display_pipe *pipe = &sdev->pipe;
+ unsigned long max_width, max_height;
const uint32_t *formats;
size_t nformats;
int ret;
@@ -766,10 +782,13 @@ static int simpledrm_device_init_modeset(struct simpledrm_device *sdev)
if (ret)
return ret;
+ max_width = max_t(unsigned long, mode->hdisplay, DRM_SHADOW_PLANE_MAX_WIDTH);
+ max_height = max_t(unsigned long, mode->vdisplay, DRM_SHADOW_PLANE_MAX_HEIGHT);
+
dev->mode_config.min_width = mode->hdisplay;
- dev->mode_config.max_width = mode->hdisplay;
+ dev->mode_config.max_width = max_width;
dev->mode_config.min_height = mode->vdisplay;
- dev->mode_config.max_height = mode->vdisplay;
+ dev->mode_config.max_height = max_height;
dev->mode_config.prefer_shadow_fbdev = true;
dev->mode_config.preferred_depth = sdev->format->cpp[0] * 8;
dev->mode_config.funcs = &simpledrm_mode_config_funcs;
@@ -788,6 +807,8 @@ static int simpledrm_device_init_modeset(struct simpledrm_device *sdev)
if (ret)
return ret;
+ drm_plane_enable_fb_damage_clips(&pipe->plane);
+
drm_mode_config_reset(dev);
return 0;
diff --git a/drivers/gpu/drm/tiny/st7586.c b/drivers/gpu/drm/tiny/st7586.c
index ad0faa8723c2..51b9b9fb3ead 100644
--- a/drivers/gpu/drm/tiny/st7586.c
+++ b/drivers/gpu/drm/tiny/st7586.c
@@ -73,7 +73,7 @@ static void st7586_xrgb8888_to_gray332(u8 *dst, void *vaddr,
if (!buf)
return;
- drm_fb_xrgb8888_to_gray8(buf, vaddr, fb, clip);
+ drm_fb_xrgb8888_to_gray8(buf, 0, vaddr, fb, clip);
src = buf;
for (y = clip->y1; y < clip->y2; y++) {
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.