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authorMarek Olšák <marek.olsak@amd.com>2013-12-23 16:11:35 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-01-09 20:25:11 (GMT)
commit83eb563f3daffe578731b12650bcef85d150a92b (patch)
tree40580985a21a80a7ba6fb136dbe96338eb04aea4 /drivers/gpu/drm/radeon
parentb2b8225e61d9176a5d08218842ce03c7be035176 (diff)
downloadlinux-fsl-qoriq-83eb563f3daffe578731b12650bcef85d150a92b.tar.xz
drm/radeon: set correct pipe config for Hawaii in DCE
commit 35a905282b20e556cd09f348f9c2bc8a22ea26d5 upstream. Signed-off-by: Marek Olšák <marek.olsak@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 7b2e358..368e1b8 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1180,19 +1180,12 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
fb_format |= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1);
if (rdev->family >= CHIP_BONAIRE) {
- u32 num_pipe_configs = rdev->config.cik.max_tile_pipes;
- u32 num_rb = rdev->config.cik.max_backends_per_se;
- if (num_pipe_configs > 8)
- num_pipe_configs = 8;
- if (num_pipe_configs == 8)
- fb_format |= CIK_GRPH_PIPE_CONFIG(CIK_ADDR_SURF_P8_32x32_16x16);
- else if (num_pipe_configs == 4) {
- if (num_rb == 4)
- fb_format |= CIK_GRPH_PIPE_CONFIG(CIK_ADDR_SURF_P4_16x16);
- else if (num_rb < 4)
- fb_format |= CIK_GRPH_PIPE_CONFIG(CIK_ADDR_SURF_P4_8x16);
- } else if (num_pipe_configs == 2)
- fb_format |= CIK_GRPH_PIPE_CONFIG(CIK_ADDR_SURF_P2);
+ /* Read the pipe config from the 2D TILED SCANOUT mode.
+ * It should be the same for the other modes too, but not all
+ * modes set the pipe config field. */
+ u32 pipe_config = (rdev->config.cik.tile_mode_array[10] >> 6) & 0x1f;
+
+ fb_format |= CIK_GRPH_PIPE_CONFIG(pipe_config);
} else if ((rdev->family == CHIP_TAHITI) ||
(rdev->family == CHIP_PITCAIRN))
fb_format |= SI_GRPH_PIPE_CONFIG(SI_ADDR_SURF_P8_32x32_8x16);