diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_legacy_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_legacy_crtc.c | 49 |
1 files changed, 34 insertions, 15 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c index 305049afde15..ace2e6384d40 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c @@ -348,10 +348,25 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode) int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb) { + return radeon_crtc_do_set_base(crtc, old_fb, x, y, 0); +} + +int radeon_crtc_set_base_atomic(struct drm_crtc *crtc, + struct drm_framebuffer *fb, + int x, int y, enum mode_set_atomic state) +{ + return radeon_crtc_do_set_base(crtc, fb, x, y, 1); +} + +int radeon_crtc_do_set_base(struct drm_crtc *crtc, + struct drm_framebuffer *fb, + int x, int y, int atomic) +{ struct drm_device *dev = crtc->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); struct radeon_framebuffer *radeon_fb; + struct drm_framebuffer *target_fb; struct drm_gem_object *obj; struct radeon_bo *rbo; uint64_t base; @@ -364,14 +379,21 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y, DRM_DEBUG_KMS("\n"); /* no fb bound */ - if (!crtc->fb) { + if (!atomic && !crtc->fb) { DRM_DEBUG_KMS("No FB bound\n"); return 0; } - radeon_fb = to_radeon_framebuffer(crtc->fb); + if (atomic) { + radeon_fb = to_radeon_framebuffer(fb); + target_fb = fb; + } + else { + radeon_fb = to_radeon_framebuffer(crtc->fb); + target_fb = crtc->fb; + } - switch (crtc->fb->bits_per_pixel) { + switch (target_fb->bits_per_pixel) { case 8: format = 2; break; @@ -415,10 +437,10 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y, crtc_offset_cntl = 0; - pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8); - crtc_pitch = (((pitch_pixels * crtc->fb->bits_per_pixel) + - ((crtc->fb->bits_per_pixel * 8) - 1)) / - (crtc->fb->bits_per_pixel * 8)); + pitch_pixels = target_fb->pitch / (target_fb->bits_per_pixel / 8); + crtc_pitch = (((pitch_pixels * target_fb->bits_per_pixel) + + ((target_fb->bits_per_pixel * 8) - 1)) / + (target_fb->bits_per_pixel * 8)); crtc_pitch |= crtc_pitch << 16; @@ -443,14 +465,14 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y, crtc_tile_x0_y0 = x | (y << 16); base &= ~0x7ff; } else { - int byteshift = crtc->fb->bits_per_pixel >> 4; + int byteshift = target_fb->bits_per_pixel >> 4; int tile_addr = (((y >> 3) * pitch_pixels + x) >> (8 - byteshift)) << 11; base += tile_addr + ((x << byteshift) % 256) + ((y % 8) << 8); crtc_offset_cntl |= (y % 16); } } else { int offset = y * pitch_pixels + x; - switch (crtc->fb->bits_per_pixel) { + switch (target_fb->bits_per_pixel) { case 8: offset *= 1; break; @@ -496,8 +518,8 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y, WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_offset); WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch); - if (old_fb && old_fb != crtc->fb) { - radeon_fb = to_radeon_framebuffer(old_fb); + if (!atomic && fb && fb != crtc->fb) { + radeon_fb = to_radeon_framebuffer(fb); rbo = radeon_fb->obj->driver_private; r = radeon_bo_reserve(rbo, false); if (unlikely(r != 0)) @@ -717,10 +739,6 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) pll = &rdev->clock.p1pll; pll->flags = RADEON_PLL_LEGACY; - if (radeon_new_pll == 1) - pll->algo = PLL_ALGO_NEW; - else - pll->algo = PLL_ALGO_LEGACY; if (mode->clock > 200000) /* range limits??? */ pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; @@ -1040,6 +1058,7 @@ static const struct drm_crtc_helper_funcs legacy_helper_funcs = { .mode_fixup = radeon_crtc_mode_fixup, .mode_set = radeon_crtc_mode_set, .mode_set_base = radeon_crtc_set_base, + .mode_set_base_atomic = radeon_crtc_set_base_atomic, .prepare = radeon_crtc_prepare, .commit = radeon_crtc_commit, .load_lut = radeon_crtc_load_lut, |