aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/r128
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/r128')
-rw-r--r--drivers/gpu/drm/r128/r128_cce.c116
-rw-r--r--drivers/gpu/drm/r128/r128_drv.h8
-rw-r--r--drivers/gpu/drm/r128/r128_state.c36
3 files changed, 89 insertions, 71 deletions
diff --git a/drivers/gpu/drm/r128/r128_cce.c b/drivers/gpu/drm/r128/r128_cce.c
index c75fd356404..4c39a407aa4 100644
--- a/drivers/gpu/drm/r128/r128_cce.c
+++ b/drivers/gpu/drm/r128/r128_cce.c
@@ -29,6 +29,9 @@
* Gareth Hughes <gareth@valinux.com>
*/
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
+
#include "drmP.h"
#include "drm.h"
#include "r128_drm.h"
@@ -36,50 +39,9 @@
#define R128_FIFO_DEBUG 0
-/* CCE microcode (from ATI) */
-static u32 r128_cce_microcode[] = {
- 0, 276838400, 0, 268449792, 2, 142, 2, 145, 0, 1076765731, 0,
- 1617039951, 0, 774592877, 0, 1987540286, 0, 2307490946U, 0,
- 599558925, 0, 589505315, 0, 596487092, 0, 589505315, 1,
- 11544576, 1, 206848, 1, 311296, 1, 198656, 2, 912273422, 11,
- 262144, 0, 0, 1, 33559837, 1, 7438, 1, 14809, 1, 6615, 12, 28,
- 1, 6614, 12, 28, 2, 23, 11, 18874368, 0, 16790922, 1, 409600, 9,
- 30, 1, 147854772, 16, 420483072, 3, 8192, 0, 10240, 1, 198656,
- 1, 15630, 1, 51200, 10, 34858, 9, 42, 1, 33559823, 2, 10276, 1,
- 15717, 1, 15718, 2, 43, 1, 15936948, 1, 570480831, 1, 14715071,
- 12, 322123831, 1, 33953125, 12, 55, 1, 33559908, 1, 15718, 2,
- 46, 4, 2099258, 1, 526336, 1, 442623, 4, 4194365, 1, 509952, 1,
- 459007, 3, 0, 12, 92, 2, 46, 12, 176, 1, 15734, 1, 206848, 1,
- 18432, 1, 133120, 1, 100670734, 1, 149504, 1, 165888, 1,
- 15975928, 1, 1048576, 6, 3145806, 1, 15715, 16, 2150645232U, 2,
- 268449859, 2, 10307, 12, 176, 1, 15734, 1, 15735, 1, 15630, 1,
- 15631, 1, 5253120, 6, 3145810, 16, 2150645232U, 1, 15864, 2, 82,
- 1, 343310, 1, 1064207, 2, 3145813, 1, 15728, 1, 7817, 1, 15729,
- 3, 15730, 12, 92, 2, 98, 1, 16168, 1, 16167, 1, 16002, 1, 16008,
- 1, 15974, 1, 15975, 1, 15990, 1, 15976, 1, 15977, 1, 15980, 0,
- 15981, 1, 10240, 1, 5253120, 1, 15720, 1, 198656, 6, 110, 1,
- 180224, 1, 103824738, 2, 112, 2, 3145839, 0, 536885440, 1,
- 114880, 14, 125, 12, 206975, 1, 33559995, 12, 198784, 0,
- 33570236, 1, 15803, 0, 15804, 3, 294912, 1, 294912, 3, 442370,
- 1, 11544576, 0, 811612160, 1, 12593152, 1, 11536384, 1,
- 14024704, 7, 310382726, 0, 10240, 1, 14796, 1, 14797, 1, 14793,
- 1, 14794, 0, 14795, 1, 268679168, 1, 9437184, 1, 268449792, 1,
- 198656, 1, 9452827, 1, 1075854602, 1, 1075854603, 1, 557056, 1,
- 114880, 14, 159, 12, 198784, 1, 1109409213, 12, 198783, 1,
- 1107312059, 12, 198784, 1, 1109409212, 2, 162, 1, 1075854781, 1,
- 1073757627, 1, 1075854780, 1, 540672, 1, 10485760, 6, 3145894,
- 16, 274741248, 9, 168, 3, 4194304, 3, 4209949, 0, 0, 0, 256, 14,
- 174, 1, 114857, 1, 33560007, 12, 176, 0, 10240, 1, 114858, 1,
- 33560018, 1, 114857, 3, 33560007, 1, 16008, 1, 114874, 1,
- 33560360, 1, 114875, 1, 33560154, 0, 15963, 0, 256, 0, 4096, 1,
- 409611, 9, 188, 0, 10240, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
+#define FIRMWARE_NAME "r128/r128_cce.bin"
+
+MODULE_FIRMWARE(FIRMWARE_NAME);
static int R128_READ_PLL(struct drm_device * dev, int addr)
{
@@ -176,20 +138,50 @@ static int r128_do_wait_for_idle(drm_r128_private_t * dev_priv)
*/
/* Load the microcode for the CCE */
-static void r128_cce_load_microcode(drm_r128_private_t * dev_priv)
+static int r128_cce_load_microcode(drm_r128_private_t *dev_priv)
{
- int i;
+ struct platform_device *pdev;
+ const struct firmware *fw;
+ const __be32 *fw_data;
+ int rc, i;
DRM_DEBUG("\n");
+ pdev = platform_device_register_simple("r128_cce", 0, NULL, 0);
+ if (IS_ERR(pdev)) {
+ printk(KERN_ERR "r128_cce: Failed to register firmware\n");
+ return PTR_ERR(pdev);
+ }
+ rc = request_firmware(&fw, FIRMWARE_NAME, &pdev->dev);
+ platform_device_unregister(pdev);
+ if (rc) {
+ printk(KERN_ERR "r128_cce: Failed to load firmware \"%s\"\n",
+ FIRMWARE_NAME);
+ return rc;
+ }
+
+ if (fw->size != 256 * 8) {
+ printk(KERN_ERR
+ "r128_cce: Bogus length %zu in firmware \"%s\"\n",
+ fw->size, FIRMWARE_NAME);
+ rc = -EINVAL;
+ goto out_release;
+ }
+
r128_do_wait_for_idle(dev_priv);
+ fw_data = (const __be32 *)fw->data;
R128_WRITE(R128_PM4_MICROCODE_ADDR, 0);
for (i = 0; i < 256; i++) {
- R128_WRITE(R128_PM4_MICROCODE_DATAH, r128_cce_microcode[i * 2]);
+ R128_WRITE(R128_PM4_MICROCODE_DATAH,
+ be32_to_cpup(&fw_data[i * 2]));
R128_WRITE(R128_PM4_MICROCODE_DATAL,
- r128_cce_microcode[i * 2 + 1]);
+ be32_to_cpup(&fw_data[i * 2 + 1]));
}
+
+out_release:
+ release_firmware(fw);
+ return rc;
}
/* Flush any pending commands to the CCE. This should only be used just
@@ -350,9 +342,15 @@ static void r128_cce_init_ring_buffer(struct drm_device * dev,
static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init)
{
drm_r128_private_t *dev_priv;
+ int rc;
DRM_DEBUG("\n");
+ if (dev->dev_private) {
+ DRM_DEBUG("called when already initialized\n");
+ return -EINVAL;
+ }
+
dev_priv = kzalloc(sizeof(drm_r128_private_t), GFP_KERNEL);
if (dev_priv == NULL)
return -ENOMEM;
@@ -575,13 +573,18 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init)
#endif
r128_cce_init_ring_buffer(dev, dev_priv);
- r128_cce_load_microcode(dev_priv);
+ rc = r128_cce_load_microcode(dev_priv);
dev->dev_private = (void *)dev_priv;
r128_do_engine_reset(dev);
- return 0;
+ if (rc) {
+ DRM_ERROR("Failed to load firmware!\n");
+ r128_do_cleanup_cce(dev);
+ }
+
+ return rc;
}
int r128_do_cleanup_cce(struct drm_device * dev)
@@ -649,6 +652,8 @@ int r128_cce_start(struct drm_device *dev, void *data, struct drm_file *file_pri
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
if (dev_priv->cce_running || dev_priv->cce_mode == R128_PM4_NONPM4) {
DRM_DEBUG("while CCE running\n");
return 0;
@@ -671,6 +676,8 @@ int r128_cce_stop(struct drm_device *dev, void *data, struct drm_file *file_priv
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
/* Flush any pending CCE commands. This ensures any outstanding
* commands are exectuted by the engine before we turn it off.
*/
@@ -708,10 +715,7 @@ int r128_cce_reset(struct drm_device *dev, void *data, struct drm_file *file_pri
LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (!dev_priv) {
- DRM_DEBUG("called before init done\n");
- return -EINVAL;
- }
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
r128_do_cce_reset(dev_priv);
@@ -728,6 +732,8 @@ int r128_cce_idle(struct drm_device *dev, void *data, struct drm_file *file_priv
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
if (dev_priv->cce_running) {
r128_do_cce_flush(dev_priv);
}
@@ -741,6 +747,8 @@ int r128_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev->dev_private);
+
return r128_do_engine_reset(dev);
}
diff --git a/drivers/gpu/drm/r128/r128_drv.h b/drivers/gpu/drm/r128/r128_drv.h
index 797a26c42da..3c60829d82e 100644
--- a/drivers/gpu/drm/r128/r128_drv.h
+++ b/drivers/gpu/drm/r128/r128_drv.h
@@ -422,6 +422,14 @@ static __inline__ void r128_update_ring_snapshot(drm_r128_private_t * dev_priv)
* Misc helper macros
*/
+#define DEV_INIT_TEST_WITH_RETURN(_dev_priv) \
+do { \
+ if (!_dev_priv) { \
+ DRM_ERROR("called with no initialization\n"); \
+ return -EINVAL; \
+ } \
+} while (0)
+
#define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \
do { \
drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i; \
diff --git a/drivers/gpu/drm/r128/r128_state.c b/drivers/gpu/drm/r128/r128_state.c
index 026a48c95c8..af2665cf471 100644
--- a/drivers/gpu/drm/r128/r128_state.c
+++ b/drivers/gpu/drm/r128/r128_state.c
@@ -1244,14 +1244,18 @@ static void r128_cce_dispatch_stipple(struct drm_device * dev, u32 * stipple)
static int r128_cce_clear(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_r128_sarea_t *sarea_priv;
drm_r128_clear_t *clear = data;
DRM_DEBUG("\n");
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
RING_SPACE_TEST_WITH_RETURN(dev_priv);
+ sarea_priv = dev_priv->sarea_priv;
+
if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS)
sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS;
@@ -1312,6 +1316,8 @@ static int r128_cce_flip(struct drm_device *dev, void *data, struct drm_file *fi
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
RING_SPACE_TEST_WITH_RETURN(dev_priv);
if (!dev_priv->page_flipping)
@@ -1331,6 +1337,8 @@ static int r128_cce_swap(struct drm_device *dev, void *data, struct drm_file *fi
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
RING_SPACE_TEST_WITH_RETURN(dev_priv);
if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS)
@@ -1354,10 +1362,7 @@ static int r128_cce_vertex(struct drm_device *dev, void *data, struct drm_file *
LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n",
DRM_CURRENTPID, vertex->idx, vertex->count, vertex->discard);
@@ -1410,10 +1415,7 @@ static int r128_cce_indices(struct drm_device *dev, void *data, struct drm_file
LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
DRM_DEBUG("pid=%d buf=%d s=%d e=%d d=%d\n", DRM_CURRENTPID,
elts->idx, elts->start, elts->end, elts->discard);
@@ -1476,6 +1478,8 @@ static int r128_cce_blit(struct drm_device *dev, void *data, struct drm_file *fi
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
DRM_DEBUG("pid=%d index=%d\n", DRM_CURRENTPID, blit->idx);
if (blit->idx < 0 || blit->idx >= dma->buf_count) {
@@ -1501,6 +1505,8 @@ static int r128_cce_depth(struct drm_device *dev, void *data, struct drm_file *f
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
RING_SPACE_TEST_WITH_RETURN(dev_priv);
ret = -EINVAL;
@@ -1531,6 +1537,8 @@ static int r128_cce_stipple(struct drm_device *dev, void *data, struct drm_file
LOCK_TEST_WITH_RETURN(dev, file_priv);
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
if (DRM_COPY_FROM_USER(&mask, stipple->mask, 32 * sizeof(u32)))
return -EFAULT;
@@ -1555,10 +1563,7 @@ static int r128_cce_indirect(struct drm_device *dev, void *data, struct drm_file
LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
DRM_DEBUG("idx=%d s=%d e=%d d=%d\n",
indirect->idx, indirect->start, indirect->end,
@@ -1620,10 +1625,7 @@ static int r128_getparam(struct drm_device *dev, void *data, struct drm_file *fi
drm_r128_getparam_t *param = data;
int value;
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
+ DEV_INIT_TEST_WITH_RETURN(dev_priv);
DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-01 10:54:03 +0000