From b5e56b9a893f9246e295501a240b62c93aebf143 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 20 Jan 2010 16:33:10 -0500 Subject: [PATCH] drm/radeon/kms/evergreen: add crtc_set_base function This sets the crtc base, pitch, and format. Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/atombios_crtc.c | 148 ++++++++++++++++++++++++++++++- 1 files changed, 143 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index a4d2734..31cbbf8 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -628,6 +628,140 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); } +static int evergreen_crtc_set_base(struct drm_crtc *crtc, int x, int y, + struct drm_framebuffer *old_fb) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_framebuffer *radeon_fb; + struct drm_gem_object *obj; + struct radeon_bo *rbo; + uint64_t fb_location; + uint32_t fb_format, fb_pitch_pixels, tiling_flags; + int r; + + /* no fb bound */ + if (!crtc->fb) { + DRM_DEBUG("No FB bound\n"); + return 0; + } + + radeon_fb = to_radeon_framebuffer(crtc->fb); + + /* Pin framebuffer & get tilling informations */ + obj = radeon_fb->obj; + rbo = obj->driver_private; + r = radeon_bo_reserve(rbo, false); + if (unlikely(r != 0)) + return r; + r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location); + if (unlikely(r != 0)) { + radeon_bo_unreserve(rbo); + return -EINVAL; + } + radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL); + radeon_bo_unreserve(rbo); + + switch (crtc->fb->bits_per_pixel) { + case 8: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED)); + break; + case 15: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555)); + break; + case 16: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565)); + break; + case 24: + case 32: + fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) | + EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888)); + break; + default: + DRM_ERROR("Unsupported screen depth %d\n", + crtc->fb->bits_per_pixel); + return -EINVAL; + } + + switch (radeon_crtc->crtc_id) { + case 0: + WREG32(AVIVO_D1VGA_CONTROL, 0); + break; + case 1: + WREG32(AVIVO_D2VGA_CONTROL, 0); + break; + case 2: + WREG32(EVERGREEN_D3VGA_CONTROL, 0); + break; + case 3: + WREG32(EVERGREEN_D4VGA_CONTROL, 0); + break; + case 4: + WREG32(EVERGREEN_D5VGA_CONTROL, 0); + break; + case 5: + WREG32(EVERGREEN_D6VGA_CONTROL, 0); + break; + default: + break; + } + + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset, + upper_32_bits(fb_location)); + WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset, + upper_32_bits(fb_location)); + WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, + (u32)fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK); + WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, + (u32) fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK); + WREG32(EVERGREEN_GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format); + + WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_X_START + radeon_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_Y_START + radeon_crtc->crtc_offset, 0); + WREG32(EVERGREEN_GRPH_X_END + radeon_crtc->crtc_offset, crtc->fb->width); + WREG32(EVERGREEN_GRPH_Y_END + radeon_crtc->crtc_offset, crtc->fb->height); + + fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8); + WREG32(EVERGREEN_GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels); + WREG32(EVERGREEN_GRPH_ENABLE + radeon_crtc->crtc_offset, 1); + + WREG32(EVERGREEN_DESKTOP_HEIGHT + radeon_crtc->crtc_offset, + crtc->mode.vdisplay); + x &= ~3; + y &= ~1; + WREG32(EVERGREEN_VIEWPORT_START + radeon_crtc->crtc_offset, + (x << 16) | y); + WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset, + (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay); + + if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) + WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset, + EVERGREEN_INTERLEAVE_EN); + else + WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset, 0); + + if (old_fb && old_fb != crtc->fb) { + radeon_fb = to_radeon_framebuffer(old_fb); + rbo = radeon_fb->obj->driver_private; + r = radeon_bo_reserve(rbo, false); + if (unlikely(r != 0)) + return r; + radeon_bo_unpin(rbo); + radeon_bo_unreserve(rbo); + } + + /* Bytes per pixel may have changed */ + radeon_bandwidth_update(rdev); + + return 0; +} + static int avivo_crtc_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb) { @@ -765,7 +899,9 @@ int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y, struct drm_device *dev = crtc->dev; struct radeon_device *rdev = dev->dev_private; - if (ASIC_IS_AVIVO(rdev)) + if (ASIC_IS_DCE4(rdev)) + return evergreen_crtc_set_base(crtc, x, y, old_fb); + else if (ASIC_IS_AVIVO(rdev)) return avivo_crtc_set_base(crtc, x, y, old_fb); else return radeon_crtc_set_base(crtc, x, y, old_fb); @@ -809,16 +945,18 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc, atombios_set_ss(crtc, 0); atombios_crtc_set_pll(crtc, adjusted_mode); atombios_set_ss(crtc, 1); - atombios_crtc_set_timing(crtc, adjusted_mode); - if (ASIC_IS_AVIVO(rdev)) - atombios_crtc_set_base(crtc, x, y, old_fb); + if (ASIC_IS_DCE4(rdev)) + atombios_set_crtc_dtd_timing(crtc, adjusted_mode); + else if (ASIC_IS_AVIVO(rdev)) + atombios_crtc_set_timing(crtc, adjusted_mode); else { + atombios_crtc_set_timing(crtc, adjusted_mode); if (radeon_crtc->crtc_id == 0) atombios_set_crtc_dtd_timing(crtc, adjusted_mode); - atombios_crtc_set_base(crtc, x, y, old_fb); radeon_legacy_atom_fixup(crtc); } + atombios_crtc_set_base(crtc, x, y, old_fb); atombios_overscan_setup(crtc, mode, adjusted_mode); atombios_scaler_setup(crtc); return 0; -- 1.5.6.3