Higher values of pclk can exceed 32 bits when multiplied by a factor.
Make the pclk_rate u64 to accommodate higher pixel clock rates.
Signed-off-by: Abhinav Kumar abhinavk@codeaurora.org --- drivers/gpu/drm/msm/dsi/dsi_host.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index b916f46..4935387 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -668,7 +668,7 @@ static int dsi_calc_clk_rate(struct msm_dsi_host *msm_host) const struct msm_dsi_cfg_handler *cfg_hnd = msm_host->cfg_hnd; u8 lanes = msm_host->lanes; u32 bpp = dsi_get_bpp(msm_host->format); - u32 pclk_rate; + u64 pclk_rate;
if (!mode) { pr_err("%s: mode not set\n", __func__); @@ -683,7 +683,7 @@ static int dsi_calc_clk_rate(struct msm_dsi_host *msm_host) msm_host->byte_clk_rate = (pclk_rate * bpp) / 8; }
- DBG("pclk=%d, bclk=%d", pclk_rate, msm_host->byte_clk_rate); + DBG("pclk=%llu, bclk=%d", pclk_rate, msm_host->byte_clk_rate);
msm_host->esc_clk_rate = clk_get_rate(msm_host->esc_clk);
Hi Abhinav,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on robclark/msm-next] [also build test ERROR on v4.17-rc7 next-20180529] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Abhinav-Kumar/drm-msm-make-pclk_rat... base: git://people.freedesktop.org/~robclark/linux msm-next config: arm-multi_v7_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm
All errors (new ones prefixed by >>):
drivers/gpu/drm/msm/dsi/dsi_host.o: In function `msm_dsi_host_get_phy_clk_req':
dsi_host.c:(.text+0x2628): undefined reference to `__aeabi_uldivmod'
--- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
Hi Abhinav,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on robclark/msm-next] [also build test ERROR on v4.17-rc7] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Abhinav-Kumar/drm-msm-make-pclk_rat... base: git://people.freedesktop.org/~robclark/linux msm-next config: arm-allmodconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm
All errors (new ones prefixed by >>):
ERROR: "__aeabi_uldivmod" [drivers/gpu/drm/msm/msm.ko] undefined!
--- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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