From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pauli Nieminen Subject: [PATCH 2/2] drm/radeon: Add asic hook for dma copy to r200 cards. Date: Thu, 11 Feb 2010 00:10:34 +0200 Message-ID: <1265839834-15808-2-git-send-email-suokkos@gmail.com> References: <1265839834-15808-1-git-send-email-suokkos@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1265839834-15808-1-git-send-email-suokkos@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.sourceforge.net To: dri-devel@lists.sourceforge.net List-Id: dri-devel@lists.freedesktop.org r200 cards have dma engine which can be used to tranfer data between vram and system memory. r300 dma engine registers match r200 dma engine. Enabling dma copy for r200 is simple as hooking r200 asic to already existing function r300_copy_dma. Rename r300_dma_copy to r200_dma_copyto reflect that supports starts from r200 cards. Signed-off-by: Pauli Nieminen --- drivers/gpu/drm/radeon/r200.c | 46 ++++++++++++++++++++++++++++++++ drivers/gpu/drm/radeon/r300.c | 44 ------------------------------ drivers/gpu/drm/radeon/radeon_asic.h | 18 ++++++------ drivers/gpu/drm/radeon/radeon_device.c | 3 ++ 4 files changed, 58 insertions(+), 53 deletions(-) diff --git a/drivers/gpu/drm/radeon/r200.c b/drivers/gpu/drm/radeon/r200.c index ff1e0cd..1146c99 100644 --- a/drivers/gpu/drm/radeon/r200.c +++ b/drivers/gpu/drm/radeon/r200.c @@ -31,6 +31,7 @@ #include "radeon_reg.h" #include "radeon.h" +#include "r100d.h" #include "r200_reg_safe.h" #include "r100_track.h" @@ -79,6 +80,51 @@ static int r200_get_vtx_size_0(uint32_t vtx_fmt_0) return vtx_size; } +int r200_copy_dma(struct radeon_device *rdev, + uint64_t src_offset, + uint64_t dst_offset, + unsigned num_pages, + struct radeon_fence *fence) +{ + uint32_t size; + uint32_t cur_size; + int i, num_loops; + int r = 0; + + /* radeon pitch is /64 */ + size = num_pages << PAGE_SHIFT; + num_loops = DIV_ROUND_UP(size, 0x1FFFFF); + r = radeon_ring_lock(rdev, num_loops * 4 + 64); + if (r) { + DRM_ERROR("radeon: moving bo (%d).\n", r); + return r; + } + /* Must wait for 2D idle & clean before DMA or hangs might happen */ + radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0)); + radeon_ring_write(rdev, (1 << 16)); + for (i = 0; i < num_loops; i++) { + cur_size = size; + if (cur_size > 0x1FFFFF) { + cur_size = 0x1FFFFF; + } + size -= cur_size; + radeon_ring_write(rdev, PACKET0(0x720, 2)); + radeon_ring_write(rdev, src_offset); + radeon_ring_write(rdev, dst_offset); + radeon_ring_write(rdev, cur_size | (1 << 31) | (1 << 30)); + src_offset += cur_size; + dst_offset += cur_size; + } + radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0)); + radeon_ring_write(rdev, RADEON_WAIT_DMA_GUI_IDLE); + if (fence) { + r = radeon_fence_emit(rdev, fence); + } + radeon_ring_unlock_commit(rdev); + return r; +} + + static int r200_get_vtx_size_1(uint32_t vtx_fmt_1) { int vtx_size, i, tex_size; diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 43b55a0..6516cd6 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -198,50 +198,6 @@ void r300_fence_ring_emit(struct radeon_device *rdev, radeon_ring_write(rdev, RADEON_SW_INT_FIRE); } -int r300_copy_dma(struct radeon_device *rdev, - uint64_t src_offset, - uint64_t dst_offset, - unsigned num_pages, - struct radeon_fence *fence) -{ - uint32_t size; - uint32_t cur_size; - int i, num_loops; - int r = 0; - - /* radeon pitch is /64 */ - size = num_pages << PAGE_SHIFT; - num_loops = DIV_ROUND_UP(size, 0x1FFFFF); - r = radeon_ring_lock(rdev, num_loops * 4 + 64); - if (r) { - DRM_ERROR("radeon: moving bo (%d).\n", r); - return r; - } - /* Must wait for 2D idle & clean before DMA or hangs might happen */ - radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0 )); - radeon_ring_write(rdev, (1 << 16)); - for (i = 0; i < num_loops; i++) { - cur_size = size; - if (cur_size > 0x1FFFFF) { - cur_size = 0x1FFFFF; - } - size -= cur_size; - radeon_ring_write(rdev, PACKET0(0x720, 2)); - radeon_ring_write(rdev, src_offset); - radeon_ring_write(rdev, dst_offset); - radeon_ring_write(rdev, cur_size | (1 << 31) | (1 << 30)); - src_offset += cur_size; - dst_offset += cur_size; - } - radeon_ring_write(rdev, PACKET0(RADEON_WAIT_UNTIL, 0)); - radeon_ring_write(rdev, RADEON_WAIT_DMA_GUI_IDLE); - if (fence) { - r = radeon_fence_emit(rdev, fence); - } - radeon_ring_unlock_commit(rdev); - return r; -} - void r300_ring_start(struct radeon_device *rdev) { unsigned gb_tile_config; diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 05ee1ae..0489ef8 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -138,7 +138,7 @@ extern int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t extern uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg); extern void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); extern void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes); -extern int r300_copy_dma(struct radeon_device *rdev, +extern int r200_copy_dma(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_pages, @@ -162,7 +162,7 @@ static struct radeon_asic r300_asic = { .fence_ring_emit = &r300_fence_ring_emit, .cs_parse = &r300_cs_parse, .copy_blit = &r100_copy_blit, - .copy_dma = &r300_copy_dma, + .copy_dma = &r200_copy_dma, .copy = &r100_copy_blit, .get_engine_clock = &radeon_legacy_get_engine_clock, .set_engine_clock = &radeon_legacy_set_engine_clock, @@ -206,7 +206,7 @@ static struct radeon_asic r420_asic = { .fence_ring_emit = &r300_fence_ring_emit, .cs_parse = &r300_cs_parse, .copy_blit = &r100_copy_blit, - .copy_dma = &r300_copy_dma, + .copy_dma = &r200_copy_dma, .copy = &r100_copy_blit, .get_engine_clock = &radeon_atom_get_engine_clock, .set_engine_clock = &radeon_atom_set_engine_clock, @@ -255,7 +255,7 @@ static struct radeon_asic rs400_asic = { .fence_ring_emit = &r300_fence_ring_emit, .cs_parse = &r300_cs_parse, .copy_blit = &r100_copy_blit, - .copy_dma = &r300_copy_dma, + .copy_dma = &r200_copy_dma, .copy = &r100_copy_blit, .get_engine_clock = &radeon_legacy_get_engine_clock, .set_engine_clock = &radeon_legacy_set_engine_clock, @@ -314,7 +314,7 @@ static struct radeon_asic rs600_asic = { .fence_ring_emit = &r300_fence_ring_emit, .cs_parse = &r300_cs_parse, .copy_blit = &r100_copy_blit, - .copy_dma = &r300_copy_dma, + .copy_dma = &r200_copy_dma, .copy = &r100_copy_blit, .get_engine_clock = &radeon_atom_get_engine_clock, .set_engine_clock = &radeon_atom_set_engine_clock, @@ -360,8 +360,8 @@ static struct radeon_asic rs690_asic = { .fence_ring_emit = &r300_fence_ring_emit, .cs_parse = &r300_cs_parse, .copy_blit = &r100_copy_blit, - .copy_dma = &r300_copy_dma, - .copy = &r300_copy_dma, + .copy_dma = &r200_copy_dma, + .copy = &r200_copy_dma, .get_engine_clock = &radeon_atom_get_engine_clock, .set_engine_clock = &radeon_atom_set_engine_clock, .get_memory_clock = &radeon_atom_get_memory_clock, @@ -412,7 +412,7 @@ static struct radeon_asic rv515_asic = { .fence_ring_emit = &r300_fence_ring_emit, .cs_parse = &r300_cs_parse, .copy_blit = &r100_copy_blit, - .copy_dma = &r300_copy_dma, + .copy_dma = &r200_copy_dma, .copy = &r100_copy_blit, .get_engine_clock = &radeon_atom_get_engine_clock, .set_engine_clock = &radeon_atom_set_engine_clock, @@ -455,7 +455,7 @@ static struct radeon_asic r520_asic = { .fence_ring_emit = &r300_fence_ring_emit, .cs_parse = &r300_cs_parse, .copy_blit = &r100_copy_blit, - .copy_dma = &r300_copy_dma, + .copy_dma = &r200_copy_dma, .copy = &r100_copy_blit, .get_engine_clock = &radeon_atom_get_engine_clock, .set_engine_clock = &radeon_atom_set_engine_clock, diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 768b150..5d15943 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -329,10 +329,13 @@ int radeon_asic_init(struct radeon_device *rdev) case CHIP_RS100: case CHIP_RV200: case CHIP_RS200: + rdev->asic = &r100_asic; + break; case CHIP_R200: case CHIP_RV250: case CHIP_RS300: case CHIP_RV280: + r100_asic.copy_dma = &r200_copy_dma; rdev->asic = &r100_asic; break; case CHIP_R300: -- 1.6.3.3 ------------------------------------------------------------------------------ SOLARIS 10 is the OS for Data Centers - provides features such as DTrace, Predictive Self Healing and Award Winning ZFS. 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