From: Cédric Cano <cc...@interfaceconcept.com>

agd5f: minor cleanups

Signed-off-by: Cédric Cano <cc...@interfaceconcept.com>
Signed-off-by: Alex Deucher <alexdeuc...@gmail.com>
---
 drivers/gpu/drm/radeon/r600.c              |   22 +++++++++++++++++-----
 drivers/gpu/drm/radeon/r600_blit_kms.c     |   25 +++++++++++++++++++------
 drivers/gpu/drm/radeon/r600_blit_shaders.c |    4 ++++
 drivers/gpu/drm/radeon/r600d.h             |    9 +++++----
 drivers/gpu/drm/radeon/rv770.c             |    6 +++++-
 drivers/gpu/drm/radeon/rv770d.h            |    8 ++++----
 6 files changed, 54 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index c6a580b..1252198 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2106,7 +2106,11 @@ static int r600_cp_load_microcode(struct radeon_device 
*rdev)
 
        r600_cp_stop(rdev);
 
-       WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
+       WREG32(CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+              BUF_SWAP_32BIT |
+#endif
+              RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
 
        /* Reset cp */
        WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
@@ -2193,7 +2197,11 @@ int r600_cp_resume(struct radeon_device *rdev)
        WREG32(CP_RB_WPTR, 0);
 
        /* set the wb address whether it's enabled or not */
-       WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) 
& 0xFFFFFFFC);
+       WREG32(CP_RB_RPTR_ADDR,
+#ifdef __BIG_ENDIAN
+              RB_RPTR_SWAP(2) |
+#endif
+              ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
        WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + 
RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
        WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 
8) & 0xFFFFFFFF);
 
@@ -2629,7 +2637,11 @@ void r600_ring_ib_execute(struct radeon_device *rdev, 
struct radeon_ib *ib)
 {
        /* FIXME: implement */
        radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
-       radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC);
+       radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                         (2 << 0) |
+#endif
+                         (ib->gpu_addr & 0xFFFFFFFC));
        radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
        radeon_ring_write(rdev, ib->length_dw);
 }
@@ -3305,8 +3317,8 @@ restart_ih:
        while (rptr != wptr) {
                /* wptr/rptr are in bytes! */
                ring_index = rptr / 4;
-               src_id =  rdev->ih.ring[ring_index] & 0xff;
-               src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
+               src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
+               src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 
0xfffffff;
 
                switch (src_id) {
                case 1: /* D1 vblank/vline */
diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c 
b/drivers/gpu/drm/radeon/r600_blit_kms.c
index 3cc0537..41f7aaf 100644
--- a/drivers/gpu/drm/radeon/r600_blit_kms.c
+++ b/drivers/gpu/drm/radeon/r600_blit_kms.c
@@ -165,6 +165,9 @@ set_vtx_resource(struct radeon_device *rdev, u64 gpu_addr)
        u32 sq_vtx_constant_word2;
 
        sq_vtx_constant_word2 = ((upper_32_bits(gpu_addr) & 0xff) | (16 << 8));
+#ifdef __BIG_ENDIAN
+       sq_vtx_constant_word2 |= (2 << 30);
+#endif
 
        radeon_ring_write(rdev, PACKET3(PACKET3_SET_RESOURCE, 7));
        radeon_ring_write(rdev, 0x460);
@@ -253,7 +256,11 @@ draw_auto(struct radeon_device *rdev)
        radeon_ring_write(rdev, DI_PT_RECTLIST);
 
        radeon_ring_write(rdev, PACKET3(PACKET3_INDEX_TYPE, 0));
-       radeon_ring_write(rdev, DI_INDEX_SIZE_16_BIT);
+       radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                         (2 << 2) |
+#endif
+                         DI_INDEX_SIZE_16_BIT);
 
        radeon_ring_write(rdev, PACKET3(PACKET3_NUM_INSTANCES, 0));
        radeon_ring_write(rdev, 1);
@@ -424,7 +431,11 @@ set_default_state(struct radeon_device *rdev)
        dwords = ALIGN(rdev->r600_blit.state_len, 0x10);
        gpu_addr = rdev->r600_blit.shader_gpu_addr + 
rdev->r600_blit.state_offset;
        radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
-       radeon_ring_write(rdev, gpu_addr & 0xFFFFFFFC);
+       radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                         (2 << 0) |
+#endif
+                         (gpu_addr & 0xFFFFFFFC));
        radeon_ring_write(rdev, upper_32_bits(gpu_addr) & 0xFF);
        radeon_ring_write(rdev, dwords);
 
@@ -467,7 +478,7 @@ static inline uint32_t i2f(uint32_t input)
 int r600_blit_init(struct radeon_device *rdev)
 {
        u32 obj_size;
-       int r, dwords;
+       int i, r, dwords;
        void *ptr;
        u32 packet2s[16];
        int num_packet2s = 0;
@@ -486,7 +497,7 @@ int r600_blit_init(struct radeon_device *rdev)
 
        dwords = rdev->r600_blit.state_len;
        while (dwords & 0xf) {
-               packet2s[num_packet2s++] = PACKET2(0);
+               packet2s[num_packet2s++] = cpu_to_le32(PACKET2(0));
                dwords++;
        }
 
@@ -529,8 +540,10 @@ int r600_blit_init(struct radeon_device *rdev)
        if (num_packet2s)
                memcpy_toio(ptr + rdev->r600_blit.state_offset + 
(rdev->r600_blit.state_len * 4),
                            packet2s, num_packet2s * 4);
-       memcpy(ptr + rdev->r600_blit.vs_offset, r6xx_vs, r6xx_vs_size * 4);
-       memcpy(ptr + rdev->r600_blit.ps_offset, r6xx_ps, r6xx_ps_size * 4);
+       for (i = 0; i < r6xx_vs_size; i++)
+               *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 
4) = cpu_to_le32(r6xx_vs[i]);
+       for (i = 0; i < r6xx_ps_size; i++)
+               *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 
4) = cpu_to_le32(r6xx_ps[i]);
        radeon_bo_kunmap(rdev->r600_blit.shader_obj);
        radeon_bo_unreserve(rdev->r600_blit.shader_obj);
 
diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.c 
b/drivers/gpu/drm/radeon/r600_blit_shaders.c
index e8151c1..2d1f6c5 100644
--- a/drivers/gpu/drm/radeon/r600_blit_shaders.c
+++ b/drivers/gpu/drm/radeon/r600_blit_shaders.c
@@ -684,7 +684,11 @@ const u32 r6xx_vs[] =
        0x00000000,
        0x3c000000,
        0x68cd1000,
+#ifdef __BIG_ENDIAN
+       0x000a0000,
+#else
        0x00080000,
+#endif
        0x00000000,
 };
 
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index a5d898b..04bac0b 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -154,13 +154,14 @@
 #define                ROQ_IB2_START(x)                                ((x) << 
8)
 #define        CP_RB_BASE                                      0xC100
 #define        CP_RB_CNTL                                      0xC104
-#define                RB_BUFSZ(x)                                     ((x)<<0)
-#define                RB_BLKSZ(x)                                     ((x)<<8)
-#define                RB_NO_UPDATE                                    (1<<27)
-#define                RB_RPTR_WR_ENA                                  (1<<31)
+#define                RB_BUFSZ(x)                                     ((x) << 
0)
+#define                RB_BLKSZ(x)                                     ((x) << 
8)
+#define                RB_NO_UPDATE                                    (1 << 
27)
+#define                RB_RPTR_WR_ENA                                  (1 << 
31)
 #define                BUF_SWAP_32BIT                                  (2 << 
16)
 #define        CP_RB_RPTR                                      0x8700
 #define        CP_RB_RPTR_ADDR                                 0xC10C
+#define                RB_RPTR_SWAP(x)                                 ((x) << 
0)
 #define        CP_RB_RPTR_ADDR_HI                              0xC110
 #define        CP_RB_RPTR_WR                                   0xC108
 #define        CP_RB_WPTR                                      0xC114
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 2211a32..d8ba676 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -321,7 +321,11 @@ static int rv770_cp_load_microcode(struct radeon_device 
*rdev)
                return -EINVAL;
 
        r700_cp_stop(rdev);
-       WREG32(CP_RB_CNTL, RB_NO_UPDATE | (15 << 8) | (3 << 0));
+       WREG32(CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+              BUF_SWAP_32BIT |
+#endif
+              RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
 
        /* Reset cp */
        WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h
index abc8cf5..79fa588 100644
--- a/drivers/gpu/drm/radeon/rv770d.h
+++ b/drivers/gpu/drm/radeon/rv770d.h
@@ -76,10 +76,10 @@
 #define                ROQ_IB1_START(x)                                ((x) << 
0)
 #define                ROQ_IB2_START(x)                                ((x) << 
8)
 #define        CP_RB_CNTL                                      0xC104
-#define                RB_BUFSZ(x)                                     ((x)<<0)
-#define                RB_BLKSZ(x)                                     ((x)<<8)
-#define                RB_NO_UPDATE                                    (1<<27)
-#define                RB_RPTR_WR_ENA                                  (1<<31)
+#define                RB_BUFSZ(x)                                     ((x) << 
0)
+#define                RB_BLKSZ(x)                                     ((x) << 
8)
+#define                RB_NO_UPDATE                                    (1 << 
27)
+#define                RB_RPTR_WR_ENA                                  (1 << 
31)
 #define                BUF_SWAP_32BIT                                  (2 << 
16)
 #define        CP_RB_RPTR                                      0x8700
 #define        CP_RB_RPTR_ADDR                                 0xC10C
-- 
1.7.1.1

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