diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0005-linux-mali_kernel_linux.c-Handle-clock-when-probed-a.patch')
-rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0005-linux-mali_kernel_linux.c-Handle-clock-when-probed-a.patch | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0005-linux-mali_kernel_linux.c-Handle-clock-when-probed-a.patch b/meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0005-linux-mali_kernel_linux.c-Handle-clock-when-probed-a.patch deleted file mode 100644 index 3d7846042..000000000 --- a/meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0005-linux-mali_kernel_linux.c-Handle-clock-when-probed-a.patch +++ /dev/null @@ -1,90 +0,0 @@ -From e67e20ec6ff0c9720d87844270421453c738066a Mon Sep 17 00:00:00 2001 -From: Madhurkiran Harikrishnan <madhurki@xilinx.com> -Date: Thu, 16 Feb 2017 12:15:58 -0800 -Subject: [PATCH 5/9] linux/mali_kernel_linux.c: Handle clock when probed and - removed - -This patch will handle the clock through clock -specifier for GPU PP0 and PP1. - -Signed-off-by: Madhurkiran Harikrishnan <madhurki@xilinx.com> -Upstream Status: Inappropriate [Xilinx specific] ---- - .../src/devicedrv/mali/linux/mali_kernel_linux.c | 40 +++++++++++++++++++++- - 1 file changed, 39 insertions(+), 1 deletion(-) - -diff --git a/driver/src/devicedrv/mali/linux/mali_kernel_linux.c b/driver/src/devicedrv/mali/linux/mali_kernel_linux.c -index d7893a3..f15fb56 100644 ---- linux/mali_kernel_linux.c -+++ b/linux/mali_kernel_linux.c -@@ -45,6 +45,14 @@ - #if defined(CONFIG_MALI400_INTERNAL_PROFILING) - #include "mali_profiling_internal.h" - #endif -+ -+#if defined(CONFIG_ARCH_ZYNQMP) -+/* Initialize variables for clocks */ -+struct clk *clk_gpu; -+struct clk *clk_gpu_pp0; -+struct clk *clk_gpu_pp1; -+#endif -+ - #if defined(CONFIG_MALI400_PROFILING) && defined(CONFIG_MALI_DVFS) - #include "mali_osk_profiling.h" - #include "mali_dvfs_policy.h" -@@ -580,7 +588,23 @@ static int mali_probe(struct platform_device *pdev) - } - #endif - -- -+#if defined(CONFIG_ARCH_ZYNQMP) -+ /* Initialize clocks for GPU and PP */ -+ clk_gpu = devm_clk_get(&pdev->dev, "gpu"); -+ if (IS_ERR(clk_gpu)) -+ return PTR_ERR(clk_gpu); -+ clk_prepare_enable(clk_gpu); -+ -+ clk_gpu_pp0 = devm_clk_get(&pdev->dev, "gpu_pp0"); -+ if (IS_ERR(clk_gpu_pp0)) -+ return PTR_ERR(clk_gpu_pp0); -+ clk_prepare_enable(clk_gpu_pp0); -+ -+ clk_gpu_pp1 = devm_clk_get(&pdev->dev, "gpu_pp1"); -+ if (IS_ERR(clk_gpu_pp1)) -+ return PTR_ERR(clk_gpu_pp1); -+ clk_prepare_enable(clk_gpu_pp1); -+#endif - if (_MALI_OSK_ERR_OK == _mali_osk_wq_init()) { - /* Initialize the Mali GPU HW specified by pdev */ - if (_MALI_OSK_ERR_OK == mali_initialize_subsystems()) { -@@ -608,6 +632,12 @@ static int mali_probe(struct platform_device *pdev) - _mali_osk_wq_term(); - } - -+#if defined(CONFIG_ARCH_ZYNQMP) -+ clk_disable_unprepare(clk_gpu); -+ clk_disable_unprepare(clk_gpu_pp0); -+ clk_disable_unprepare(clk_gpu_pp1); -+#endif -+ - #ifdef CONFIG_MALI_DEVFREQ - mali_devfreq_term(mdev); - devfreq_init_failed: -@@ -673,6 +703,14 @@ static int mali_remove(struct platform_device *pdev) - mali_platform_device_deinit(mali_platform_device); - #endif - mali_platform_device = NULL; -+ -+#if defined(CONFIG_ARCH_ZYNQMP) -+ /* Remove clock */ -+ clk_disable_unprepare(clk_gpu); -+ clk_disable_unprepare(clk_gpu_pp0); -+ clk_disable_unprepare(clk_gpu_pp1); -+#endif -+ - return 0; - } - --- -2.7.4 - |