Displaying 2 results from an estimated 2 matches for "vga_att_w".
2023 Feb 15
1
[PATCH 17/17] drm/cirrus: Use VGA macro constants to unblank
...+++ b/drivers/gpu/drm/tiny/cirrus.c
@@ -509,7 +509,7 @@ static void cirrus_crtc_helper_atomic_enable(struct drm_crtc *crtc,
cirrus_mode_set(cirrus, &crtc_state->mode);
/* Unblank (needed on S3 resume, vgabios doesn't do it then) */
- outb(0x20, 0x3c0);
+ outb(VGA_AR_ENABLE_DISPLAY, VGA_ATT_W);
drm_dev_exit(idx);
}
--
2.39.1
2023 Feb 15
17
[PATCH 00/17] cirrus: Modernize the cirrus driver
Update the cirrus driver to follow current best practices. While the
driver's hardware is obsolete, the cirrus driver is still one of the
go-to modules to learn about writing a DRM driver. So keep it in good
shape.
Patches 1 to 3 simplify blitting and convert it to the DRM's current
helpers.
Patches 4 to 8 replace simple-KMS helpers with DRM's regular atomic
helpers. The former are