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drm: Add for_each_oldnew_intel_crtc_in_state_reverse()

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Same as for_each_oldnew_intel_crtc_in_state() but iterates in reverse
order.

v2: Fix additional blank line
v3: Rebase

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190823082055.5992-12-lucas.demarchi@intel.com
This commit is contained in:
José Roberto de Souza 2019-08-23 01:20:43 -07:00 committed by Lucas De Marchi
parent f7b3c22619
commit 0456417ef6
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/i915/display/intel_display.h
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@ -411,6 +411,15 @@ enum phy_fia {
(__i)++) \
for_each_if(crtc)
#define for_each_oldnew_intel_crtc_in_state_reverse(__state, crtc, old_crtc_state, new_crtc_state, __i) \
for ((__i) = (__state)->base.dev->mode_config.num_crtc - 1; \
(__i) >= 0 && \
((crtc) = to_intel_crtc((__state)->base.crtcs[__i].ptr), \
(old_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].old_state), \
(new_crtc_state) = to_intel_crtc_state((__state)->base.crtcs[__i].new_state), 1); \
(__i)--) \
for_each_if(crtc)
void intel_link_compute_m_n(u16 bpp, int nlanes,
int pixel_clock, int link_clock,
struct intel_link_m_n *m_n,