From: Alex Deucher <alexander.deucher@xxxxxxx>
CIK (DCE8) hw cursors are programmed the same as evergreen
(DCE4) with the following caveats:
- cursors are now 128x128 pixels
- new alpha blend enable bit
v2: rebase
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/radeon/cik_reg.h | 65 +++++++++++++++++++++++++++++++
drivers/gpu/drm/radeon/radeon.h | 7 +++
drivers/gpu/drm/radeon/radeon_cursor.c | 10 ++---
drivers/gpu/drm/radeon/radeon_display.c | 16 +++++++-
drivers/gpu/drm/radeon/radeon_mode.h | 2 +
drivers/gpu/drm/radeon/radeon_reg.h | 1 +
6 files changed, 94 insertions(+), 7 deletions(-)
create mode 100644 drivers/gpu/drm/radeon/cik_reg.h
diff --git a/drivers/gpu/drm/radeon/cik_reg.h b/drivers/gpu/drm/radeon/cik_reg.h
new file mode 100644
index 0000000..b96dac0
--- /dev/null
+++ b/drivers/gpu/drm/radeon/cik_reg.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Alex Deucher
+ */
+#ifndef __CIK_REG_H__
+#define __CIK_REG_H__
+
+#define CIK_DC_GPIO_HPD_MASK 0x65b0
+#define CIK_DC_GPIO_HPD_A 0x65b4
+#define CIK_DC_GPIO_HPD_EN 0x65b8
+#define CIK_DC_GPIO_HPD_Y 0x65bc
+
+/* CUR blocks at 0x6998, 0x7598, 0x10198, 0x10d98, 0x11998, 0x12598 */
+#define CIK_CUR_CONTROL 0x6998
+# define CIK_CURSOR_EN (1 << 0)
+# define CIK_CURSOR_MODE(x) (((x) & 0x3) << 8)
+# define CIK_CURSOR_MONO 0
+# define CIK_CURSOR_24_1 1
+# define CIK_CURSOR_24_8_PRE_MULT 2
+# define CIK_CURSOR_24_8_UNPRE_MULT 3
+# define CIK_CURSOR_2X_MAGNIFY (1 << 16)
+# define CIK_CURSOR_FORCE_MC_ON (1 << 20)
+# define CIK_CURSOR_URGENT_CONTROL(x) (((x) & 0x7) << 24)
+# define CIK_CURSOR_URGENT_ALWAYS 0
+# define CIK_CURSOR_URGENT_1_8 1
+# define CIK_CURSOR_URGENT_1_4 2
+# define CIK_CURSOR_URGENT_3_8 3
+# define CIK_CURSOR_URGENT_1_2 4
+#define CIK_CUR_SURFACE_ADDRESS 0x699c
+# define CIK_CUR_SURFACE_ADDRESS_MASK 0xfffff000
+#define CIK_CUR_SIZE 0x69a0
+#define CIK_CUR_SURFACE_ADDRESS_HIGH 0x69a4
+#define CIK_CUR_POSITION 0x69a8
+#define CIK_CUR_HOT_SPOT 0x69ac
+#define CIK_CUR_COLOR1 0x69b0
+#define CIK_CUR_COLOR2 0x69b4
+#define CIK_CUR_UPDATE 0x69b8
+# define CIK_CURSOR_UPDATE_PENDING (1 << 0)
+# define CIK_CURSOR_UPDATE_TAKEN (1 << 1)
+# define CIK_CURSOR_UPDATE_LOCK (1 << 16)
+# define CIK_CURSOR_DISABLE_MULTIPLE_UPDATE (1 << 24)
+
+#define CIK_ALPHA_CONTROL 0x6af0
+# define CIK_CURSOR_ALPHA_BLND_ENA (1 << 1)
+
+#endif
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 04e8dbd..b329e99 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -150,6 +150,13 @@ extern int radeon_fastfb;
#define RADEON_RESET_MC (1 << 10)
#define RADEON_RESET_DISPLAY (1 << 11)
+/* max cursor sizes (in pixels) */
+#define CURSOR_WIDTH 64
+#define CURSOR_HEIGHT 64
+
+#define CIK_CURSOR_WIDTH 128
+#define CIK_CURSOR_HEIGHT 128
+
/*
* Errata workarounds.
*/
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c
index b097d5b..9630e8d 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -27,9 +27,6 @@
#include <drm/radeon_drm.h>
#include "radeon.h"
-#define CURSOR_WIDTH 64
-#define CURSOR_HEIGHT 64
-
static void radeon_lock_cursor(struct drm_crtc *crtc, bool lock)
{
struct radeon_device *rdev = crtc->dev->dev_private;
@@ -167,7 +164,8 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc,
goto unpin;
}
- if ((width > CURSOR_WIDTH) || (height > CURSOR_HEIGHT)) {
+ if ((width > radeon_crtc->max_cursor_width) ||
+ (height > radeon_crtc->max_cursor_height)) {
DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
return -EINVAL;
}
@@ -233,11 +231,11 @@ int radeon_crtc_cursor_move(struct drm_crtc *crtc,
DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
if (x < 0) {
- xorigin = min(-x, CURSOR_WIDTH - 1);
+ xorigin = min(-x, radeon_crtc->max_cursor_width - 1);
x = 0;
}
if (y < 0) {
- yorigin = min(-y, CURSOR_HEIGHT - 1);
+ yorigin = min(-y, radeon_crtc->max_cursor_height - 1);
y = 0;
}
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index eb18bb7..1f850eb 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -153,7 +153,13 @@ static void dce5_crtc_load_lut(struct drm_crtc *crtc)
NI_OUTPUT_CSC_OVL_MODE(NI_OUTPUT_CSC_BYPASS)));
/* XXX match this to the depth of the crtc fmt block, move to modeset? */
WREG32(0x6940 + radeon_crtc->crtc_offset, 0);
-
+ if (ASIC_IS_DCE8(rdev)) {
+ /* XXX this only needs to be programmed once per crtc at startup,
+ * not sure where the best place for it is
+ */
+ WREG32(CIK_ALPHA_CONTROL + radeon_crtc->crtc_offset,
+ CIK_CURSOR_ALPHA_BLND_ENA);
+ }
}
static void legacy_crtc_load_lut(struct drm_crtc *crtc)
@@ -512,6 +518,14 @@ static void radeon_crtc_init(struct drm_device *dev, int index)
radeon_crtc->crtc_id = index;
rdev->mode_info.crtcs[index] = radeon_crtc;
+ if (rdev->family >= CHIP_BONAIRE) {
+ radeon_crtc->max_cursor_width = CIK_CURSOR_WIDTH;
+ radeon_crtc->max_cursor_height = CIK_CURSOR_HEIGHT;
+ } else {
+ radeon_crtc->max_cursor_width = CURSOR_WIDTH;
+ radeon_crtc->max_cursor_height = CURSOR_HEIGHT;
+ }
+
#if 0
radeon_crtc->mode_set.crtc = &radeon_crtc->base;
radeon_crtc->mode_set.connectors = (struct drm_connector **)(radeon_crtc + 1);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 69ad4fe..4ed0a4c 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -307,6 +307,8 @@ struct radeon_crtc {
uint64_t cursor_addr;
int cursor_width;
int cursor_height;
+ int max_cursor_width;
+ int max_cursor_height;
uint32_t legacy_display_base_addr;
uint32_t legacy_cursor_offset;
enum radeon_rmx_type rmx_type;
diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h
index 7e2c2b7..62d5497 100644
--- a/drivers/gpu/drm/radeon/radeon_reg.h
+++ b/drivers/gpu/drm/radeon/radeon_reg.h
@@ -57,6 +57,7 @@
#include "evergreen_reg.h"
#include "ni_reg.h"
#include "si_reg.h"
+#include "cik_reg.h"
#define RADEON_MC_AGP_LOCATION 0x014c
#define RADEON_MC_AGP_START_MASK 0x0000FFFF
--
1.7.7.5
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