Commit 913f984a authored by Gayatri Kammela's avatar Gayatri Kammela Committed by Andy Shevchenko
Browse files

platform/x86: intel_pmc_core: Add an additional parameter to pmc_core_lpm_display() 



Add a device pointer of type struct device as an additional parameter to
pmc_core_lpm_display(), so that the driver can re-use it to dump the
debug registers in resume for an S0ix failure.

Cc: Srinivas Pandruvada <srinivas.pandruvada@intel.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: David Box <david.e.box@intel.com>
Signed-off-by: default avatarGayatri Kammela <gayatri.kammela@intel.com>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
parent a018e28f

drivers/platform/x86/intel_pmc_core.c

+18 −6
Original line number Diff line number Diff line
@@ -973,8 +973,9 @@ static int pmc_core_substate_res_show(struct seq_file *s, void *unused) 
}

DEFINE_SHOW_ATTRIBUTE(pmc_core_substate_res);



static void pmc_core_lpm_display(struct pmc_dev *pmcdev, struct seq_file *s,

				 u32 offset, const char *str,

static void pmc_core_lpm_display(struct pmc_dev *pmcdev, struct device *dev,

				 struct seq_file *s, u32 offset,

				 const char *str,

				 const struct pmc_bit_map **maps)

{

	u32 lpm_regs[ARRAY_SIZE(tgl_lpm_maps)-1];
@@ -986,10 +987,21 @@ static void pmc_core_lpm_display(struct pmc_dev *pmcdev, struct seq_file *s, 
	}



	for (idx = 0; maps[idx]; idx++) {

		seq_printf(s, "\nLPM_%s_%d:\t0x%x\n", str, idx, lpm_regs[idx]);

		if (dev)

			dev_dbg(dev, "\nLPM_%s_%d:\t0x%x\n", str, idx,

				lpm_regs[idx]);

		if (s)

			seq_printf(s, "\nLPM_%s_%d:\t0x%x\n", str, idx,

				   lpm_regs[idx]);

		for (index = 0; maps[idx][index].name && index < len; index++) {

			bit_mask = maps[idx][index].bit_mask;

			seq_printf(s, "%-30s %-30d\n", maps[idx][index].name,

			if (dev)

				dev_dbg(dev, "%-30s %-30d\n",

					maps[idx][index].name,

					lpm_regs[idx] & bit_mask ? 1 : 0);

			if (s)

				seq_printf(s, "%-30s %-30d\n",

					   maps[idx][index].name,

					   lpm_regs[idx] & bit_mask ? 1 : 0);

		}

	}
@@ -1001,7 +1013,7 @@ static int pmc_core_substate_sts_regs_show(struct seq_file *s, void *unused) 
	const struct pmc_bit_map **maps = pmcdev->map->lpm_sts;

	u32 offset = pmcdev->map->lpm_status_offset;



	pmc_core_lpm_display(pmcdev, s, offset, "STATUS", maps);

	pmc_core_lpm_display(pmcdev, NULL, s, offset, "STATUS", maps);



	return 0;

}