diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2009-12-09 17:44:25 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-10 15:09:05 +1000 |
| commit | b27b63750d912e80d61d2120c4a1664062d0f808 (patch) | |
| tree | d419533d2b4c7fec1cf4ad89485da755347a33fb /drivers/gpu/drm/radeon/atombios_crtc.c | |
| parent | 69b3b5e59bc763c30d0098ae4bbe1225c0e82a04 (diff) | |
drm/radeon/kms/avivo: add support for new pll selection algo
Supported on all AVIVO-based asics.
Can be disabled via the new_pll module parameter:
new_pll=0 - disable
new_pll=1 - enable
enabled by default
[airlied: fixed to use do_div]
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_crtc.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 6d82417fb90..260fcf59f00 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -499,8 +499,18 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) else pll = &rdev->clock.p2pll; - radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div, - &ref_div, &post_div, pll_flags); + if (ASIC_IS_AVIVO(rdev)) { + if (radeon_new_pll) + radeon_compute_pll_avivo(pll, adjusted_clock, &pll_clock, + &fb_div, &frac_fb_div, + &ref_div, &post_div, pll_flags); + else + radeon_compute_pll(pll, adjusted_clock, &pll_clock, + &fb_div, &frac_fb_div, + &ref_div, &post_div, pll_flags); + } else + radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div, + &ref_div, &post_div, pll_flags); index = GetIndexIntoMasterTable(COMMAND, SetPixelClock); atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, |