Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/gpu/drm/tegra/falcon.c b/drivers/gpu/drm/tegra/falcon.c
index f49ad36..56edef0 100644
--- a/drivers/gpu/drm/tegra/falcon.c
+++ b/drivers/gpu/drm/tegra/falcon.c
@@ -58,32 +58,17 @@
static void falcon_copy_firmware_image(struct falcon *falcon,
const struct firmware *firmware)
{
- u32 *firmware_vaddr = falcon->firmware.vaddr;
- dma_addr_t daddr;
+ u32 *virt = falcon->firmware.virt;
size_t i;
- int err;
/* copy the whole thing taking into account endianness */
for (i = 0; i < firmware->size / sizeof(u32); i++)
- firmware_vaddr[i] = le32_to_cpu(((u32 *)firmware->data)[i]);
-
- /* ensure that caches are flushed and falcon can see the firmware */
- daddr = dma_map_single(falcon->dev, firmware_vaddr,
- falcon->firmware.size, DMA_TO_DEVICE);
- err = dma_mapping_error(falcon->dev, daddr);
- if (err) {
- dev_err(falcon->dev, "failed to map firmware: %d\n", err);
- return;
- }
- dma_sync_single_for_device(falcon->dev, daddr,
- falcon->firmware.size, DMA_TO_DEVICE);
- dma_unmap_single(falcon->dev, daddr, falcon->firmware.size,
- DMA_TO_DEVICE);
+ virt[i] = le32_to_cpu(((u32 *)firmware->data)[i]);
}
static int falcon_parse_firmware_image(struct falcon *falcon)
{
- struct falcon_fw_bin_header_v1 *bin = (void *)falcon->firmware.vaddr;
+ struct falcon_fw_bin_header_v1 *bin = (void *)falcon->firmware.virt;
struct falcon_fw_os_header_v1 *os;
/* endian problems would show up right here */
@@ -104,7 +89,7 @@
return -EINVAL;
}
- os = falcon->firmware.vaddr + bin->os_header_offset;
+ os = falcon->firmware.virt + bin->os_header_offset;
falcon->firmware.bin_data.size = bin->os_size;
falcon->firmware.bin_data.offset = bin->os_data_offset;
@@ -125,6 +110,8 @@
if (err < 0)
return err;
+ falcon->firmware.size = falcon->firmware.firmware->size;
+
return 0;
}
@@ -133,16 +120,6 @@
const struct firmware *firmware = falcon->firmware.firmware;
int err;
- falcon->firmware.size = firmware->size;
-
- /* allocate iova space for the firmware */
- falcon->firmware.vaddr = falcon->ops->alloc(falcon, firmware->size,
- &falcon->firmware.paddr);
- if (IS_ERR(falcon->firmware.vaddr)) {
- dev_err(falcon->dev, "DMA memory mapping failed\n");
- return PTR_ERR(falcon->firmware.vaddr);
- }
-
/* copy firmware image into local area. this also ensures endianness */
falcon_copy_firmware_image(falcon, firmware);
@@ -150,45 +127,26 @@
err = falcon_parse_firmware_image(falcon);
if (err < 0) {
dev_err(falcon->dev, "failed to parse firmware image\n");
- goto err_setup_firmware_image;
+ return err;
}
release_firmware(firmware);
falcon->firmware.firmware = NULL;
return 0;
-
-err_setup_firmware_image:
- falcon->ops->free(falcon, falcon->firmware.size,
- falcon->firmware.paddr, falcon->firmware.vaddr);
-
- return err;
}
int falcon_init(struct falcon *falcon)
{
- /* check mandatory ops */
- if (!falcon->ops || !falcon->ops->alloc || !falcon->ops->free)
- return -EINVAL;
-
- falcon->firmware.vaddr = NULL;
+ falcon->firmware.virt = NULL;
return 0;
}
void falcon_exit(struct falcon *falcon)
{
- if (falcon->firmware.firmware) {
+ if (falcon->firmware.firmware)
release_firmware(falcon->firmware.firmware);
- falcon->firmware.firmware = NULL;
- }
-
- if (falcon->firmware.vaddr) {
- falcon->ops->free(falcon, falcon->firmware.size,
- falcon->firmware.paddr,
- falcon->firmware.vaddr);
- falcon->firmware.vaddr = NULL;
- }
}
int falcon_boot(struct falcon *falcon)
@@ -197,7 +155,7 @@
u32 value;
int err;
- if (!falcon->firmware.vaddr)
+ if (!falcon->firmware.virt)
return -EINVAL;
err = readl_poll_timeout(falcon->regs + FALCON_DMACTL, value,
@@ -210,7 +168,7 @@
falcon_writel(falcon, 0, FALCON_DMACTL);
/* setup the address of the binary data so Falcon can access it later */
- falcon_writel(falcon, (falcon->firmware.paddr +
+ falcon_writel(falcon, (falcon->firmware.iova +
falcon->firmware.bin_data.offset) >> 8,
FALCON_DMATRFBASE);