diff options
author | Russell King <rmk+kernel@armlinux.org.uk> | 2018-07-30 11:52:34 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@armlinux.org.uk> | 2018-07-30 11:52:34 +0100 |
commit | 4aafe00e2f6bb43656d690b6241f80bb8c236168 (patch) | |
tree | 6d50534e2288804bc1f930e3614419cfc86b6b17 /drivers/gpu/drm/armada/armada_plane.c | |
parent | b4df3ba0d76823cb5e548505de104837d89aa5a9 (diff) |
drm/armada: provide pitches from armada_drm_plane_calc_addrs()
Provide the framebuffer pitches from armada_drm_plane_calc_addrs() as
well as the base addresses for each plane. Since this is now about
more than just addresses, rename to armada_drm_plane_calc().
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'drivers/gpu/drm/armada/armada_plane.c')
-rw-r--r-- | drivers/gpu/drm/armada/armada_plane.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/gpu/drm/armada/armada_plane.c b/drivers/gpu/drm/armada/armada_plane.c index c426c92c79d9..3c9414c56aca 100644 --- a/drivers/gpu/drm/armada/armada_plane.c +++ b/drivers/gpu/drm/armada/armada_plane.c @@ -35,7 +35,8 @@ static const uint32_t armada_primary_formats[] = { DRM_FORMAT_BGR565, }; -void armada_drm_plane_calc_addrs(struct drm_plane_state *state, u32 addrs[3]) +void armada_drm_plane_calc(struct drm_plane_state *state, u32 addrs[3], + u16 pitches[3]) { struct drm_framebuffer *fb = state->fb; const struct drm_format_info *format = fb->format; @@ -53,37 +54,42 @@ void armada_drm_plane_calc_addrs(struct drm_plane_state *state, u32 addrs[3]) addrs[0] = addr + fb->offsets[0] + y * fb->pitches[0] + x * format->cpp[0]; + pitches[0] = fb->pitches[0]; y /= format->vsub; x /= format->hsub; - for (i = 1; i < num_planes; i++) + for (i = 1; i < num_planes; i++) { addrs[i] = addr + fb->offsets[i] + y * fb->pitches[i] + x * format->cpp[i]; - for (; i < 3; i++) + pitches[i] = fb->pitches[i]; + } + for (; i < 3; i++) { addrs[i] = 0; + pitches[i] = 0; + } } static unsigned armada_drm_crtc_calc_fb(struct drm_plane_state *state, struct armada_regs *regs, bool interlaced) { - unsigned pitch = state->fb->pitches[0]; + u16 pitches[3]; u32 addrs[3], addr_odd, addr_even; unsigned i = 0; - armada_drm_plane_calc_addrs(state, addrs); + armada_drm_plane_calc(state, addrs, pitches); addr_odd = addr_even = addrs[0]; if (interlaced) { - addr_even += pitch; - pitch *= 2; + addr_even += pitches[0]; + pitches[0] *= 2; } /* write offset, base, and pitch */ armada_reg_queue_set(regs, i, addr_odd, LCD_CFG_GRA_START_ADDR0); armada_reg_queue_set(regs, i, addr_even, LCD_CFG_GRA_START_ADDR1); - armada_reg_queue_mod(regs, i, pitch, 0xffff, LCD_CFG_GRA_PITCH); + armada_reg_queue_mod(regs, i, pitches[0], 0xffff, LCD_CFG_GRA_PITCH); return i; } |