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rockchip_ebc: implement y4 unpacked off screen as firmware

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hrdl 2025-05-05 21:30:00 +02:00 • committed by Antoine Martin
parent 6fce0ee56e
commit d5fee9e65c
1 changed files with 5 additions and 7 deletions
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12
drivers/gpu/drm/rockchip/rockchip_ebc.c
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@ -159,7 +159,7 @@
#define EBC_FIRMWARE "rockchip/ebc.wbf"
MODULE_FIRMWARE(EBC_FIRMWARE);
#define EBC_OFFCONTENT "rockchip/rockchip_ebc_default_screen.bin"
#define EBC_OFFCONTENT "rockchip/rockchip_ebc_default_screen_x4y4.bin"
MODULE_FIRMWARE(EBC_OFFCONTENT);
#define EBC_CUSTOM_WF "rockchip/custom_wf.bin"
MODULE_FIRMWARE(EBC_CUSTOM_WF);
@ -1854,19 +1854,17 @@ static int rockchip_ebc_waveform_init(struct rockchip_ebc *ebc)
drm_err(drm, "Unable to load custom_wf.bin\n");
ret = -EINVAL;
}
pr_debug("%s:%d\n", __func__, __LINE__);
release_firmware(custom_wf);
if (ret)
return ret;
// check if there is a default off-screen. Only the lowest four bits will be used per pixel
if (!request_firmware(&default_off_screen, "rockchip/rockchip_ebc_default_screen.bin", drm->dev))
if (!request_firmware(&default_off_screen, EBC_OFFCONTENT, drm->dev))
{
if (default_off_screen->size != 1314144)
drm_err(drm, "Size of default off_screen data file is not 1314144\n");
if (default_off_screen->size != ebc->num_pixels)
drm_err(drm, "Size of default off_screen data file is not %d\n", ebc->num_pixels);
else {
memcpy(ebc->final_off_screen, default_off_screen->data, 1314144);
memcpy(ebc->final_off_screen + 1314144, default_off_screen->data, 1314144);
memcpy(ebc->final_off_screen, default_off_screen->data, ebc->num_pixels);
}
} else {
// fill the off-screen with some values