diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/atom.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atom.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c index 5ce9bf51a8d..15da7ef344a 100644 --- a/drivers/gpu/drm/radeon/atom.c +++ b/drivers/gpu/drm/radeon/atom.c @@ -1222,12 +1222,17 @@ int atom_execute_table(struct atom_context *ctx, int index, uint32_t * params) int r; mutex_lock(&ctx->mutex); + /* reset data block */ + ctx->data_block = 0; /* reset reg block */ ctx->reg_block = 0; /* reset fb window */ ctx->fb_base = 0; /* reset io mode */ ctx->io_mode = ATOM_IO_MM; + /* reset divmul */ + ctx->divmul[0] = 0; + ctx->divmul[1] = 0; r = atom_execute_table_locked(ctx, index, params); mutex_unlock(&ctx->mutex); return r; @@ -1238,6 +1243,8 @@ static int atom_iio_len[] = { 1, 2, 3, 3, 3, 3, 4, 4, 4, 3 }; static void atom_index_iio(struct atom_context *ctx, int base) { ctx->iio = kzalloc(2 * 256, GFP_KERNEL); + if (!ctx->iio) + return; while (CU8(base) == ATOM_IIO_START) { ctx->iio[CU8(base + 1)] = base + 2; base += 2; @@ -1287,6 +1294,10 @@ struct atom_context *atom_parse(struct card_info *card, void *bios) ctx->cmd_table = CU16(base + ATOM_ROM_CMD_PTR); ctx->data_table = CU16(base + ATOM_ROM_DATA_PTR); atom_index_iio(ctx, CU16(ctx->data_table + ATOM_DATA_IIO_PTR) + 4); + if (!ctx->iio) { + atom_destroy(ctx); + return NULL; + } str = CSTR(CU16(base + ATOM_ROM_MSG_PTR)); while (*str && ((*str == '\n') || (*str == '\r'))) @@ -1335,8 +1346,7 @@ int atom_asic_init(struct atom_context *ctx) void atom_destroy(struct atom_context *ctx) { - if (ctx->iio) - kfree(ctx->iio); + kfree(ctx->iio); kfree(ctx); } @@ -1389,10 +1399,10 @@ int atom_allocate_fb_scratch(struct atom_context *ctx) firmware_usage = (struct _ATOM_VRAM_USAGE_BY_FIRMWARE *)(ctx->bios + data_offset); DRM_DEBUG("atom firmware requested %08x %dkb\n", - firmware_usage->asFirmwareVramReserveInfo[0].ulStartAddrUsedByFirmware, - firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb); + le32_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].ulStartAddrUsedByFirmware), + le16_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb)); - usage_bytes = firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb * 1024; + usage_bytes = le16_to_cpu(firmware_usage->asFirmwareVramReserveInfo[0].usFirmwareUseInKb) * 1024; } ctx->scratch_size_bytes = 0; if (usage_bytes == 0) |