redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

- fix lut loading for cirrus 

-----BEGIN PGP SIGNATURE-----
 
 iQIcBAABAgAGBQJacd1XAAoJEEN0HIUfOBk0MaIP+wd3Yn7T5af7qD8bQWrET1DS
 DgfjcdUA+t67qmG1pF1T/0TT6kaX5rnpjtAfutTQqIfpWiQnm9cB2x2aITfhaxcO
 2pA7pvnuLJNda3McacDHqqxsPM3zP6F9ZpvIcvNpfkBXpbfR41L80iaJAHMD5OW6
 XBZZuRqUoLhDP8vUXumUYgUIKRiEEKIx9MYYa+Hpj7W1s/xstRmz3stmCJ5a6/xU
 yHCEdNMU1oHeSqE1OeXlwhwKNwG72c1KSAvPKcYeczfFVjf4EY0Zr5T2m1LkkDhN
 NM0E91hHut8eI5mjmkI7anZHftTpQ+1Qflj+HdcvFSL5haXAob2YiHRTgqnkqDoD
 M+vh9gRHKcrqY3T25f24GHfLno4An4ORSAR6EzJbKw72MPrkl6DUp6Vw61fn55mP
 FFpuTIkKkVihL3gvBNCfrnjmqzZcVsrA/WUhy44yAesvWQy7lKF3Lm8m9TpihZF2
 S8a+0+zHZGqKUzQXlAueYt5pZhIi7FKkBq68yc+MEQ+Toww406GSgkQerfqkoen0
 G+oMrImAyEV/Cch+/uuNF9tm0C+kzwXQH+wGdAyCQDqv+2NLPLRZdopQmrKvI9Km
 7u3TnRPlQn1s8sfp8izWfs6NVSoll+Ltgqdy8yTqUO4j7aPN7NIdXCNFlEadIJkk
 gBJ6wAh23ccwK0AIFVed
 =zm6+
 -----END PGP SIGNATURE-----

Merge tag 'drm-misc-fixes-2018-01-31' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

- fix lut loading for cirrus

* tag 'drm-misc-fixes-2018-01-31' of git://anongit.freedesktop.org/drm/drm-misc:
  drm/cirrus: Load lut in crtc_commit
hifive-unleashed-5.1
Dave Airlie 2018-02-21 07:09:15 +10:00
parent d73e0111ac 745fd50f3b
commit a6493417f8
1 changed files with 23 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
drivers/gpu/drm/cirrus/cirrus_mode.c
View File

@ -294,22 +294,7 @@ static void cirrus_crtc_prepare(struct drm_crtc *crtc)
{
}
/*
* This is called after a mode is programmed. It should reverse anything done
* by the prepare function
*/
static void cirrus_crtc_commit(struct drm_crtc *crtc)
{
}
/*
* The core can pass us a set of gamma values to program. We actually only
* use this for 8-bit mode so can't perform smooth fades on deeper modes,
* but it's a requirement that we provide the function
*/
static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
u16 *blue, uint32_t size,
struct drm_modeset_acquire_ctx *ctx)
static void cirrus_crtc_load_lut(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct cirrus_device *cdev = dev->dev_private;
@ -317,7 +302,7 @@ static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
int i;
if (!crtc->enabled)
return 0;
return;
r = crtc->gamma_store;
g = r + crtc->gamma_size;
@ -330,6 +315,27 @@ static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
WREG8(PALETTE_DATA, *g++ >> 8);
WREG8(PALETTE_DATA, *b++ >> 8);
}
}
/*
* This is called after a mode is programmed. It should reverse anything done
* by the prepare function
*/
static void cirrus_crtc_commit(struct drm_crtc *crtc)
{
cirrus_crtc_load_lut(crtc);
}
/*
* The core can pass us a set of gamma values to program. We actually only
* use this for 8-bit mode so can't perform smooth fades on deeper modes,
* but it's a requirement that we provide the function
*/
static int cirrus_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
u16 *blue, uint32_t size,
struct drm_modeset_acquire_ctx *ctx)
{
cirrus_crtc_load_lut(crtc);
return 0;
}