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path: root/drivers/gpu/drm/radeon/r600.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
-rw-r--r--drivers/gpu/drm/radeon/r600.c102
1 files changed, 86 insertions, 16 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 2d3655f7f41e..393880a09412 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -28,7 +28,6 @@
#include <linux/slab.h>
#include <linux/seq_file.h>
#include <linux/firmware.h>
-#include <linux/platform_device.h>
#include <linux/module.h>
#include <drm/drmP.h>
#include <drm/radeon_drm.h>
@@ -2144,7 +2143,6 @@ void r600_cp_stop(struct radeon_device *rdev)
int r600_init_microcode(struct radeon_device *rdev)
{
- struct platform_device *pdev;
const char *chip_name;
const char *rlc_chip_name;
const char *smc_chip_name = "RV770";
@@ -2154,13 +2152,6 @@ int r600_init_microcode(struct radeon_device *rdev)
DRM_DEBUG("\n");
- pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
- err = IS_ERR(pdev);
- if (err) {
- printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
- return -EINVAL;
- }
-
switch (rdev->family) {
case CHIP_R600:
chip_name = "R600";
@@ -2272,7 +2263,7 @@ int r600_init_microcode(struct radeon_device *rdev)
DRM_INFO("Loading %s Microcode\n", chip_name);
snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
- err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
+ err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->pfp_fw->size != pfp_req_size) {
@@ -2284,7 +2275,7 @@ int r600_init_microcode(struct radeon_device *rdev)
}
snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
- err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
+ err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->me_fw->size != me_req_size) {
@@ -2295,7 +2286,7 @@ int r600_init_microcode(struct radeon_device *rdev)
}
snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
- err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
+ err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->rlc_fw->size != rlc_req_size) {
@@ -2307,7 +2298,7 @@ int r600_init_microcode(struct radeon_device *rdev)
if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_HEMLOCK)) {
snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", smc_chip_name);
- err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev);
+ err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->smc_fw->size != smc_req_size) {
@@ -2319,8 +2310,6 @@ int r600_init_microcode(struct radeon_device *rdev)
}
out:
- platform_device_unregister(pdev);
-
if (err) {
if (err != -EINVAL)
printk(KERN_ERR
@@ -3019,7 +3008,7 @@ void r600_uvd_fence_emit(struct radeon_device *rdev,
struct radeon_fence *fence)
{
struct radeon_ring *ring = &rdev->ring[fence->ring];
- uint32_t addr = rdev->fence_drv[fence->ring].gpu_addr;
+ uint64_t addr = rdev->fence_drv[fence->ring].gpu_addr;
radeon_ring_write(ring, PACKET0(UVD_CONTEXT_ID, 0));
radeon_ring_write(ring, fence->seq);
@@ -3145,6 +3134,87 @@ int r600_copy_blit(struct radeon_device *rdev,
}
/**
+ * r600_copy_cpdma - copy pages using the CP DMA engine
+ *
+ * @rdev: radeon_device pointer
+ * @src_offset: src GPU address
+ * @dst_offset: dst GPU address
+ * @num_gpu_pages: number of GPU pages to xfer
+ * @fence: radeon fence object
+ *
+ * Copy GPU paging using the CP DMA engine (r6xx+).
+ * Used by the radeon ttm implementation to move pages if
+ * registered as the asic copy callback.
+ */
+int r600_copy_cpdma(struct radeon_device *rdev,
+ uint64_t src_offset, uint64_t dst_offset,
+ unsigned num_gpu_pages,
+ struct radeon_fence **fence)
+{
+ struct radeon_semaphore *sem = NULL;
+ int ring_index = rdev->asic->copy.blit_ring_index;
+ struct radeon_ring *ring = &rdev->ring[ring_index];
+ u32 size_in_bytes, cur_size_in_bytes, tmp;
+ int i, num_loops;
+ int r = 0;
+
+ r = radeon_semaphore_create(rdev, &sem);
+ if (r) {
+ DRM_ERROR("radeon: moving bo (%d).\n", r);
+ return r;
+ }
+
+ size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT);
+ num_loops = DIV_ROUND_UP(size_in_bytes, 0x1fffff);
+ r = radeon_ring_lock(rdev, ring, num_loops * 6 + 21);
+ if (r) {
+ DRM_ERROR("radeon: moving bo (%d).\n", r);
+ radeon_semaphore_free(rdev, &sem, NULL);
+ return r;
+ }
+
+ if (radeon_fence_need_sync(*fence, ring->idx)) {
+ radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring,
+ ring->idx);
+ radeon_fence_note_sync(*fence, ring->idx);
+ } else {
+ radeon_semaphore_free(rdev, &sem, NULL);
+ }
+
+ for (i = 0; i < num_loops; i++) {
+ cur_size_in_bytes = size_in_bytes;
+ if (cur_size_in_bytes > 0x1fffff)
+ cur_size_in_bytes = 0x1fffff;
+ size_in_bytes -= cur_size_in_bytes;
+ tmp = upper_32_bits(src_offset) & 0xff;
+ if (size_in_bytes == 0)
+ tmp |= PACKET3_CP_DMA_CP_SYNC;
+ radeon_ring_write(ring, PACKET3(PACKET3_CP_DMA, 4));
+ radeon_ring_write(ring, src_offset & 0xffffffff);
+ radeon_ring_write(ring, tmp);
+ radeon_ring_write(ring, dst_offset & 0xffffffff);
+ radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff);
+ radeon_ring_write(ring, cur_size_in_bytes);
+ src_offset += cur_size_in_bytes;
+ dst_offset += cur_size_in_bytes;
+ }
+ radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
+ radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
+ radeon_ring_write(ring, WAIT_CP_DMA_IDLE_bit);
+
+ r = radeon_fence_emit(rdev, fence, ring->idx);
+ if (r) {
+ radeon_ring_unlock_undo(rdev, ring);
+ return r;
+ }
+
+ radeon_ring_unlock_commit(rdev, ring);
+ radeon_semaphore_free(rdev, &sem, *fence);
+
+ return r;
+}
+
+/**
* r600_copy_dma - copy pages using the DMA engine
*
* @rdev: radeon_device pointer
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-26 22:33:58 +0000