From: "Marek Olšák" <maraeo@gmail.com>
To: dri-devel@lists.freedesktop.org
Subject: [PATCH 1/2] drm/radeon: set correct pipe config for Hawaii in DCE
Date: Mon, 23 Dec 2013 17:11:35 +0100 [thread overview]
Message-ID: <1387815096-2747-1-git-send-email-maraeo@gmail.com> (raw)
From: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
---
drivers/gpu/drm/radeon/atombios_crtc.c | 19 ++++++-------------
1 file changed, 6 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index b197059..ec97bad 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);
--
1.8.3.2
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next reply other threads:[~2013-12-23 16:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-23 16:11 Marek Olšák [this message]
2013-12-23 16:11 ` [PATCH 2/2] drm/radeon: set correct number of banks for CIK chips in DCE Marek Olšák
2013-12-23 16:33 ` [PATCH 1/2] drm/radeon: set correct pipe config for Hawaii " Alex Deucher
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