Fix for QCom GPU clock rate (Hack until interconnect API lands upstream)

kernel.spec

@@ -615,6 +615,9 @@ Patch313: qcom-Force-host-mode-for-USB-on-apq8016-sbc.patch
 # https://patchwork.kernel.org/patch/9850189/
 Patch314: qcom-msm-ci_hdrc_msm_probe-missing-of_node_get.patch
 
+# Hack until interconnect API lands upstream
+Patch315: qcom-clk-gpu-msm.patch
+
 # Fix USB on the RPi https://patchwork.kernel.org/patch/9879371/
 Patch321: bcm283x-dma-mapping-skip-USB-devices-when-configuring-DMA-during-probe.patch
 
@@ -2239,6 +2242,7 @@ fi
 * Fri Oct  6 2017 Peter Robinson <pbrobinson@fedoraproject.org>
 - ARM ACPI fix for x-gene RHBZ #1498117
 - Initial support for Socionext Synquacer platform
+- Fix for QCom GPU clock rate
 
 * Thu Oct 05 2017 Laura Abbott <labbott@fedoraproject.org> - 4.13.5-300
 - Linux v4.13.5

qcom-clk-gpu-msm.patch

@@ -0,0 +1,27 @@
+From cf866c6ef2e421b5563ab34c04dd4b07be5aa013 Mon Sep 17 00:00:00 2001
+From: Peter Robinson <pbrobinson@gmail.com>
+Date: Sat, 7 Oct 2017 10:11:39 +0100
+Subject: [PATCH] hack for bus clk
+
+Turn it up to 11!
+---
+ drivers/gpu/drm/msm/msm_gpu.c | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
+index 9f3dbc236ab3..75acdda496b5 100644
+--- a/drivers/gpu/drm/msm/msm_gpu.c
++++ b/drivers/gpu/drm/msm/msm_gpu.c
+@@ -93,6 +93,9 @@ static int enable_clk(struct msm_gpu *gpu)
+ {
+ 	int i;
+ 
++	if (gpu->grp_clks[4])
++		clk_set_rate(gpu->grp_clks[4], INT_MAX);
++
+ 	if (gpu->core_clk && gpu->fast_rate)
+ 		clk_set_rate(gpu->core_clk, gpu->fast_rate);
+ 
+-- 
+2.14.2
+