diff options
Diffstat (limited to 'mali-midgard-16.0/platform/juno_soc/juno_mali_opp.c')
-rw-r--r-- | mali-midgard-16.0/platform/juno_soc/juno_mali_opp.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/mali-midgard-16.0/platform/juno_soc/juno_mali_opp.c b/mali-midgard-16.0/platform/juno_soc/juno_mali_opp.c deleted file mode 100644 index ccfd8cc..0000000 --- a/mali-midgard-16.0/platform/juno_soc/juno_mali_opp.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * - * (C) COPYRIGHT 2014 ARM Limited. All rights reserved. - * - * This program is free software and is provided to you under the terms of the - * GNU General Public License version 2 as published by the Free Software - * Foundation, and any use by you of this program is subject to the terms - * of such GNU licence. - * - * A copy of the licence is included with the program, and can also be obtained - * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - * - */ - - - -#include <linux/module.h> -#include <linux/of_platform.h> -#include <linux/platform_device.h> -#include <linux/scpi_protocol.h> -#include <linux/version.h> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 13, 0) -#include <linux/pm_opp.h> -#else /* Linux >= 3.13 */ -/* In 3.13 the OPP include header file, types, and functions were all - * renamed. Use the old filename for the include, and define the new names to - * the old, when an old kernel is detected. - */ -#include <linux/opp.h> -#define dev_pm_opp_add opp_add -#endif /* Linux >= 3.13 */ - - -static int init_juno_opps_from_scpi(struct device *dev) -{ - struct scpi_opp *sopp; - int i; - - /* Hard coded for Juno. 2 is GPU domain */ - sopp = scpi_dvfs_get_opps(2); - if (IS_ERR_OR_NULL(sopp)) - return PTR_ERR(sopp); - - for (i = 0; i < sopp->count; i++) { - struct scpi_opp_entry *e = &sopp->opp[i]; - - dev_info(dev, "Mali OPP from SCPI: %u Hz @ %u mV\n", - e->freq_hz, e->volt_mv); - - dev_pm_opp_add(dev, e->freq_hz, e->volt_mv * 1000); - } - - return 0; -} - -static int juno_setup_opps(void) -{ - struct device_node *np; - struct platform_device *pdev; - int err; - - np = of_find_node_by_name(NULL, "gpu"); - if (!np) { - pr_err("Failed to find DT entry for Mali\n"); - return -EFAULT; - } - - pdev = of_find_device_by_node(np); - if (!pdev) { - pr_err("Failed to find device for Mali\n"); - of_node_put(np); - return -EFAULT; - } - - err = init_juno_opps_from_scpi(&pdev->dev); - - of_node_put(np); - - return err; -} - -module_init(juno_setup_opps); -MODULE_LICENSE("GPL"); |